From 86c0b9917af583f3b933ef586da8a60737714e3d Mon Sep 17 00:00:00 2001 From: Joakim Sindholt Date: Tue, 29 Sep 2009 20:46:17 +0200 Subject: Initial commit --- R3xx_3D_Registers.txt | 5213 ++++++++++++++++++++++++++++++ R5xx_Acceleration_v1.3.txt | 7693 ++++++++++++++++++++++++++++++++++++++++++++ r300reg.xml | 6928 +++++++++++++++++++++++++++++++++++++++ radeonreg.py | 300 ++ rules-ng.xsd | 412 +++ 5 files changed, 20546 insertions(+) create mode 100644 R3xx_3D_Registers.txt create mode 100644 R5xx_Acceleration_v1.3.txt create mode 100644 r300reg.xml create mode 100755 radeonreg.py create mode 100644 rules-ng.xsd diff --git a/R3xx_3D_Registers.txt b/R3xx_3D_Registers.txt new file mode 100644 index 0000000..19ea87f --- /dev/null +++ b/R3xx_3D_Registers.txt @@ -0,0 +1,5213 @@ + Revision 1.0 February 25, 2008 + + + + + 1. Registers + +1.1 Color Buffer Registers +CB:RB3D_AARESOLVE_CTL · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4e88 +DESCRIPTION: Resolve Buffer Control. Unpipelined +Field Name Bits Default Description +AARESOLVE_MODE 0 0x0 Specifies if the color buffer is in resolve mode. The + cache must be empty before changing this register. + + POSSIBLE VALUES: + 00 - Normal operation. + 01 - Resolve operation. +AARESOLVE_GAMMA 1 none Specifies the gamma and degamma to be applied to the + samples before and after filtering, respectively. + + POSSIBLE VALUES: + 00 - 1.0 + 01 - 2.2 + + + +CB:RB3D_AARESOLVE_OFFSET · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4e80 +DESCRIPTION: Resolve buffer destination address. The cache must be empty before changing this register if the +cb is in resolve mode. Unpipelined +Field Name Bits Default Description +AARESOLVE_OFFSET 31:5 none 256-bit aligned 3D resolve destination offset. + + + +CB:RB3D_AARESOLVE_PITCH · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4e84 +DESCRIPTION: Resolve Buffer Pitch and Tiling Control. The cache must be empty before changing this register if +the cb is in resolve mode. Unpipelined +Field Name Bits Default Description +AARESOLVE_PITCH 13:1 none 3D destination pitch in multiples of 2-pixels. + + + +CB:RB3D_ABLENDCNTL · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4e08 +DESCRIPTION: Alpha Blend Control for Alpha Channel. Pipelined through the blender. +Field Name Bits Default Description +COMB_FCN 14:12 none Combine Function , Allows modification of how the + SRCBLEND and DESTBLEND are combined. + + POSSIBLE VALUES: + 00 - Add and Clamp + 01 - Add but no Clamp + +© 2008 Advanced Micro Devices, Inc. +Proprietary 5 + Revision 1.0 February 25, 2008 + + + + + 02 - Subtract Dst from Src, and Clamp + 03 - Subtract Dst from Src, and don`t Clamp + 04 - Minimum of Src, Dst (the src and dst blend + functions are forced to D3D_ONE) + 05 - Maximum of Src, Dst (the src and dst blend + functions are forced to D3D_ONE) + 06 - Subtract Src from Dst, and Clamp + 07 - Subtract Src from Dst, and don`t Clamp +SRCBLEND 21:16 none Source Blend Function , Alpha blending function (SRC). + + POSSIBLE VALUES: + 00 - RESERVED + 01 - D3D_ZERO + 02 - D3D_ONE + 03 - D3D_SRCCOLOR + 04 - D3D_INVSRCCOLOR + 05 - D3D_SRCALPHA + 06 - D3D_INVSRCALPHA + 07 - D3D_DESTALPHA + 08 - D3D_INVDESTALPHA + 09 - D3D_DESTCOLOR + 10 - D3D_INVDESTCOLOR + 11 - D3D_SRCALPHASAT + 12 - D3D_BOTHSRCALPHA + 13 - D3D_BOTHINVSRCALPHA + 14 - RESERVED + 15 - RESERVED + 16 - RESERVED + 17 - RESERVED + 18 - RESERVED + 19 - RESERVED + 20 - RESERVED + 21 - RESERVED + 22 - RESERVED + 23 - RESERVED + 24 - RESERVED + 25 - RESERVED + 26 - RESERVED + 27 - RESERVED + 28 - RESERVED + 29 - RESERVED + 30 - RESERVED + 31 - RESERVED + 32 - GL_ZERO + 33 - GL_ONE + 34 - GL_SRC_COLOR + 35 - GL_ONE_MINUS_SRC_COLOR + 36 - GL_DST_COLOR + 37 - GL_ONE_MINUS_DST_COLOR + 38 - GL_SRC_ALPHA + 39 - GL_ONE_MINUS_SRC_ALPHA + 40 - GL_DST_ALPHA + 41 - GL_ONE_MINUS_DST_ALPHA + +© 2008 Advanced Micro Devices, Inc. +Proprietary 6 + Revision 1.0 February 25, 2008 + + + + + 42 - GL_SRC_ALPHA_SATURATE + 43 - GL_CONSTANT_COLOR + 44 - GL_ONE_MINUS_CONSTANT_COLOR + 45 - GL_CONSTANT_ALPHA + 46 - GL_ONE_MINUS_CONSTANT_ALPHA + 47 - RESERVED + 48 - RESERVED + 49 - RESERVED + 50 - RESERVED + 51 - RESERVED + 52 - RESERVED + 53 - RESERVED + 54 - RESERVED + 55 - RESERVED + 56 - RESERVED + 57 - RESERVED + 58 - RESERVED + 59 - RESERVED + 60 - RESERVED + 61 - RESERVED + 62 - RESERVED + 63 - RESERVED +DESTBLEND 29:24 none Destination Blend Function , Alpha blending function + (DST). + + POSSIBLE VALUES: + 00 - RESERVED + 01 - D3D_ZERO + 02 - D3D_ONE + 03 - D3D_SRCCOLOR + 04 - D3D_INVSRCCOLOR + 05 - D3D_SRCALPHA + 06 - D3D_INVSRCALPHA + 07 - D3D_DESTALPHA + 08 - D3D_INVDESTALPHA + 09 - D3D_DESTCOLOR + 10 - D3D_INVDESTCOLOR + 11 - RESERVED + 12 - RESERVED + 13 - RESERVED + 14 - RESERVED + 15 - RESERVED + 16 - RESERVED + 17 - RESERVED + 18 - RESERVED + 19 - RESERVED + 20 - RESERVED + 21 - RESERVED + 22 - RESERVED + 23 - RESERVED + 24 - RESERVED + 25 - RESERVED + 26 - RESERVED + +© 2008 Advanced Micro Devices, Inc. +Proprietary 7 + Revision 1.0 February 25, 2008 + + + + + 27 - RESERVED + 28 - RESERVED + 29 - RESERVED + 30 - RESERVED + 31 - RESERVED + 32 - GL_ZERO + 33 - GL_ONE + 34 - GL_SRC_COLOR + 35 - GL_ONE_MINUS_SRC_COLOR + 36 - GL_DST_COLOR + 37 - GL_ONE_MINUS_DST_COLOR + 38 - GL_SRC_ALPHA + 39 - GL_ONE_MINUS_SRC_ALPHA + 40 - GL_DST_ALPHA + 41 - GL_ONE_MINUS_DST_ALPHA + 42 - RESERVED + 43 - GL_CONSTANT_COLOR + 44 - GL_ONE_MINUS_CONSTANT_COLOR + 45 - GL_CONSTANT_ALPHA + 46 - GL_ONE_MINUS_CONSTANT_ALPHA + 47 - RESERVED + 48 - RESERVED + 49 - RESERVED + 50 - RESERVED + 51 - RESERVED + 52 - RESERVED + 53 - RESERVED + 54 - RESERVED + 55 - RESERVED + 56 - RESERVED + 57 - RESERVED + 58 - RESERVED + 59 - RESERVED + 60 - RESERVED + 61 - RESERVED + 62 - RESERVED + 63 - RESERVED + + + +CB:RB3D_BLENDCNTL · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4e04 +DESCRIPTION: Alpha Blend Control for Color Channels. Pipelined through the blender. +Field Name Bits Default Description +ALPHA_BLEND_ENABLE 0 0x0 Allow alpha blending with the destination. + + POSSIBLE VALUES: + 00 - Disable + 01 - Enable +SEPARATE_ALPHA_ENABLE 1 0x0 Enables use of RB3D_ABLENDCNTL + + POSSIBLE VALUES: + 00 - Disabled (Use RB3D_BLENDCNTL) + +© 2008 Advanced Micro Devices, Inc. +Proprietary 8 + Revision 1.0 February 25, 2008 + + + + + 01 - Enabled (Use RB3D_ABLENDCNTL) +READ_ENABLE 2 0x1 When blending is enabled, this enables memory reads. + Memory reads will still occur when this is disabled if + they are for reasons not related to blending. + + POSSIBLE VALUES: + 00 - Disable reads + 01 - Enable reads +DISCARD_SRC_PIXELS 5:3 0x0 Discard pixels when blending is enabled based on the src + color. + + POSSIBLE VALUES: + 00 - Disable + 01 - Discard pixels if src alpha == 0 + 02 - Discard pixels if src color == 0 + 03 - Discard pixels if (src alpha == 0) && (src color + == 0) + 04 - Discard pixels if src alpha == 1 + 05 - Discard pixels if src color == 1 + 06 - Discard pixels if (src alpha == 1) && (src color + == 1) + 07 - (reserved) +COMB_FCN 14:12 none Combine Function , Allows modification of how the + SRCBLEND and DESTBLEND are combined. + + POSSIBLE VALUES: + 00 - Add and Clamp + 01 - Add but no Clamp + 02 - Subtract Dst from Src, and Clamp + 03 - Subtract Dst from Src, and don`t Clamp + 04 - Minimum of Src, Dst (the src and dst blend + functions are forced to D3D_ONE) + 05 - Maximum of Src, Dst (the src and dst blend + functions are forced to D3D_ONE) + 06 - Subtract Src from Dst, and Clamp + 07 - Subtract Src from Dst, and don`t Clamp +SRCBLEND 21:16 none Source Blend Function , Alpha blending function (SRC). + + POSSIBLE VALUES: + 00 - RESERVED + 01 - D3D_ZERO + 02 - D3D_ONE + 03 - D3D_SRCCOLOR + 04 - D3D_INVSRCCOLOR + 05 - D3D_SRCALPHA + 06 - D3D_INVSRCALPHA + 07 - D3D_DESTALPHA + 08 - D3D_INVDESTALPHA + 09 - D3D_DESTCOLOR + 10 - D3D_INVDESTCOLOR + 11 - D3D_SRCALPHASAT + +© 2008 Advanced Micro Devices, Inc. +Proprietary 9 + Revision 1.0 February 25, 2008 + + + + + 12 - D3D_BOTHSRCALPHA + 13 - D3D_BOTHINVSRCALPHA + 14 - RESERVED + 15 - RESERVED + 16 - RESERVED + 17 - RESERVED + 18 - RESERVED + 19 - RESERVED + 20 - RESERVED + 21 - RESERVED + 22 - RESERVED + 23 - RESERVED + 24 - RESERVED + 25 - RESERVED + 26 - RESERVED + 27 - RESERVED + 28 - RESERVED + 29 - RESERVED + 30 - RESERVED + 31 - RESERVED + 32 - GL_ZERO + 33 - GL_ONE + 34 - GL_SRC_COLOR + 35 - GL_ONE_MINUS_SRC_COLOR + 36 - GL_DST_COLOR + 37 - GL_ONE_MINUS_DST_COLOR + 38 - GL_SRC_ALPHA + 39 - GL_ONE_MINUS_SRC_ALPHA + 40 - GL_DST_ALPHA + 41 - GL_ONE_MINUS_DST_ALPHA + 42 - GL_SRC_ALPHA_SATURATE + 43 - GL_CONSTANT_COLOR + 44 - GL_ONE_MINUS_CONSTANT_COLOR + 45 - GL_CONSTANT_ALPHA + 46 - GL_ONE_MINUS_CONSTANT_ALPHA + 47 - RESERVED + 48 - RESERVED + 49 - RESERVED + 50 - RESERVED + 51 - RESERVED + 52 - RESERVED + 53 - RESERVED + 54 - RESERVED + 55 - RESERVED + 56 - RESERVED + 57 - RESERVED + 58 - RESERVED + 59 - RESERVED + 60 - RESERVED + 61 - RESERVED + 62 - RESERVED + 63 - RESERVED +DESTBLEND 29:24 none Destination Blend Function , Alpha blending function + +© 2008 Advanced Micro Devices, Inc. +Proprietary 10 + Revision 1.0 February 25, 2008 + + + + + (DST). + + POSSIBLE VALUES: + 00 - RESERVED + 01 - D3D_ZERO + 02 - D3D_ONE + 03 - D3D_SRCCOLOR + 04 - D3D_INVSRCCOLOR + 05 - D3D_SRCALPHA + 06 - D3D_INVSRCALPHA + 07 - D3D_DESTALPHA + 08 - D3D_INVDESTALPHA + 09 - D3D_DESTCOLOR + 10 - D3D_INVDESTCOLOR + 11 - RESERVED + 12 - RESERVED + 13 - RESERVED + 14 - RESERVED + 15 - RESERVED + 16 - RESERVED + 17 - RESERVED + 18 - RESERVED + 19 - RESERVED + 20 - RESERVED + 21 - RESERVED + 22 - RESERVED + 23 - RESERVED + 24 - RESERVED + 25 - RESERVED + 26 - RESERVED + 27 - RESERVED + 28 - RESERVED + 29 - RESERVED + 30 - RESERVED + 31 - RESERVED + 32 - GL_ZERO + 33 - GL_ONE + 34 - GL_SRC_COLOR + 35 - GL_ONE_MINUS_SRC_COLOR + 36 - GL_DST_COLOR + 37 - GL_ONE_MINUS_DST_COLOR + 38 - GL_SRC_ALPHA + 39 - GL_ONE_MINUS_SRC_ALPHA + 40 - GL_DST_ALPHA + 41 - GL_ONE_MINUS_DST_ALPHA + 42 - RESERVED + 43 - GL_CONSTANT_COLOR + 44 - GL_ONE_MINUS_CONSTANT_COLOR + 45 - GL_CONSTANT_ALPHA + 46 - GL_ONE_MINUS_CONSTANT_ALPHA + 47 - RESERVED + 48 - RESERVED + 49 - RESERVED + +© 2008 Advanced Micro Devices, Inc. +Proprietary 11 + Revision 1.0 February 25, 2008 + + + + + 50 - RESERVED + 51 - RESERVED + 52 - RESERVED + 53 - RESERVED + 54 - RESERVED + 55 - RESERVED + 56 - RESERVED + 57 - RESERVED + 58 - RESERVED + 59 - RESERVED + 60 - RESERVED + 61 - RESERVED + 62 - RESERVED + 63 - RESERVED + + + +CB:RB3D_CCTL · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4e00 +DESCRIPTION: Unpipelined. +Field Name Bits Default Description +NUM_MULTIWRITES 6:5 0x0 A quad is replicated and written to this many buffers. + + POSSIBLE VALUES: + 00 - 1 buffer. This is the only mode where the cb + processes the end of packet command. + 01 - 2 buffers + 02 - 3 buffers + 03 - 4 buffers +CLRCMP_FLIPE_ENABLE 7 0x0 Enables equivalent of rage128 CMP_EQ_FLIP color + compare mode. This is used to ensure 3D data does not + get chromakeyed away by logic in the backend. + + POSSIBLE VALUES: + 00 - Disable color compare. + 01 - Enable color compare. +AA_COMPRESSION_ENABLE 9 none Enables AA color compression. The cache must be + empty before this is changed. + + POSSIBLE VALUES: + 00 - Disable AA compression + 01 - Enable AA compression +Reserved 10 none Set to 0 + + + +CB:RB3D_CLRCMP_CLR · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4e20 +DESCRIPTION: Color Compare Color. Stalls the 2d/3d datapath until it is idle. +Field Name Bits Default Description +CLRCMP_CLR 31:0 none Like RB2D_CLRCMP_CLR, but a separate register is + provided to keep 2D and 3D state separate. + +© 2008 Advanced Micro Devices, Inc. +Proprietary 12 + Revision 1.0 February 25, 2008 + + + + +CB:RB3D_CLRCMP_FLIPE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4e1c +DESCRIPTION: Color Compare Flip. Stalls the 2d/3d datapath until it is idle. +Field Name Bits Default Description +CLRCMP_FLIPE 31:0 none Like RB2D_CLRCMP_FLIPE, but a separate register is + provided to keep 2D and 3D state separate. + + + +CB:RB3D_CLRCMP_MSK · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4e24 +DESCRIPTION: Color Compare Mask. Stalls the 2d/3d datapath until it is idle. +Field Name Bits Default Description +CLRCMP_MSK 31:0 none Like RB2D_CLRCMP_CLR, but separate registers + provided to keep 2D and 3D state separate. + + + +CB:RB3D_COLOROFFSET[0-3] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4e28-0x4e34 +DESCRIPTION: Color Buffer Address Offset of multibuffer 0. Unpipelined. +Field Name Bits Default Description +COLOROFFSET 31:5 none 256-bit aligned 3D destination offset address. The cache + must be empty before this is changed. + + + +CB:RB3D_COLORPITCH[0-3] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4e38-0x4e44 +DESCRIPTION: Color buffer format and tiling control for all the multibuffers and the pitch of multibuffer 0. +Unpipelined. The cache must be empty before any of the registers are changed. +Field Name Bits Default Description +COLORPITCH 13:1 none 3D destination pitch in multiples of 2-pixels. +COLORTILE 16 none Denotes whether the 3D destination is in macrotiled + format. + + POSSIBLE VALUES: + 00 - 3D destination is not macrotiled + 01 - 3D destination is macrotiled +COLORMICROTILE 18:17 none Denotes whether the 3D destination is in microtiled + format. + + POSSIBLE VALUES: + 00 - 3D destination is no microtiled + 01 - 3D destination is microtiled + 02 - 3D destination is square microtiled. Only + available in 16-bit + 03 - (reserved) +COLORENDIAN 20:19 none Specifies endian control for the color buffer. + + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 13 + Revision 1.0 February 25, 2008 + + + + + POSSIBLE VALUES: + 00 - No swap + 01 - Word swap (2 bytes in 16-bit) + 02 - Dword swap (4 bytes in a 32-bit) + 03 - Half-Dword swap (2 16-bit in a 32-bit) +COLORFORMAT 24:21 0x6 3D destination color format. + + POSSIBLE VALUES: + 00 - (Reserved) + 01 - (Reserved) + 02 - (Reserved) + 03 - ARGB1555 + 04 - RGB565 + 05 - (Reserved) + 06 - ARGB8888 + 07 - ARGB32323232 + 08 - (Reserved) + 09 - I8 + 10 - ARGB16161616 + 11 - YUV422 packed (VYUY) + 12 - YUV422 packed (YVYU) + 13 - UV88 + 14 - (reserved) + 15 - ARGB4444 + + + +CB:RB3D_COLOR_CHANNEL_MASK · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4e0c +DESCRIPTION: 3D Color Channel Mask. If all the channels used in the current color format are disabled, then +the cb will discard all the incoming quads. Pipelined through the blender. +Field Name Bits Default Description +BLUE_MASK 0 0x1 mask bit for blue channel + + POSSIBLE VALUES: + 00 - disable + 01 - enable +GREEN_MASK 1 0x1 mask bit for green channel + + POSSIBLE VALUES: + 00 - disable + 01 - enable +RED_MASK 2 0x1 mask bit for red channel + + POSSIBLE VALUES: + 00 - disable + 01 - enable +ALPHA_MASK 3 0x1 mask bit for alpha channel + + POSSIBLE VALUES: + +© 2008 Advanced Micro Devices, Inc. +Proprietary 14 + Revision 1.0 February 25, 2008 + + + + + 00 - disable + 01 - enable + + + +CB:RB3D_COLOR_CLEAR_VALUE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4e14 +DESCRIPTION: Clear color that is used when the color mask is set to 00. Unpipelined. +Field Name Bits Default Description +BLUE 7:0 none +GREEN 15:8 none +RED 23:16 none +ALPHA 31:24 none + + + +CB:RB3D_CONSTANT_COLOR · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4e10 +DESCRIPTION: Constant color used by the blender. Pipelined through the blender. +Field Name Bits Default Description +BLUE 7:0 none blue constant color +GREEN 15:8 none green constant color +RED 23:16 none red constant color +ALPHA 31:24 none alpha constant color + + + +CB:RB3D_DITHER_CTL · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4e50 +DESCRIPTION: Dithering control register. Pipelined through the blender. +Field Name Bits Default Description +DITHER_MODE 1:0 0x0 Dither mode + + POSSIBLE VALUES: + 00 - Truncate + 01 - Round + 02 - LUT dither + 03 - (reserved) +ALPHA_DITHER_MODE 3:2 0x0 POSSIBLE VALUES: + 00 - Truncate + 01 - Round + 02 - LUT dither + 03 - (reserved) + + + +CB:RB3D_DSTCACHE_CTLSTAT · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4e4c +DESCRIPTION: Destination Color Buffer Cache Control/Status. If the cb is in e2 mode, then a flush or free will +not occur upon a write to this register, but a sync will be immediately sent if one is requested. If both DC_FLUSH +and DC_FREE are zero but DC_FINISH is one, then a sync will be sent immediately -- the cb will not wait for all +the previous operations to complete before sending the sync. Unpipelined except when DC_FINISH and DC_FREE +are both set to zero. + +© 2008 Advanced Micro Devices, Inc. +Proprietary 15 + Revision 1.0 February 25, 2008 + + + + +Field Name Bits Default Description +DC_FLUSH 1:0 0x0 Setting this bit flushes dirty data from the 3D Dst Cache. + Unless the DC_FREE bits are also set, the tags in the + cache remain valid. A purge is achieved by setting both + DC_FLUSH and DC_FREE. + + POSSIBLE VALUES: + 00 - No effect + 01 - No effect + 02 - Flushes dirty 3D data + 03 - Flushes dirty 3D data +DC_FREE 3:2 0x0 Setting this bit invalidates the 3D Dst Cache tags. Unless + the DC_FLUSH bit is also set, the cache lines are not + written to memory. A purge is achieved by setting both + DC_FLUSH and DC_FREE. + + POSSIBLE VALUES: + 00 - No effect + 01 - No effect + 02 - Free 3D tags + 03 - Free 3D tags +DC_FINISH 4 0x0 POSSIBLE VALUES: + 00 - do not send a finish signal to the CP + 01 - send a finish signal to the CP after the end of + operation + + + +CB:RB3D_ROPCNTL · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4e18 +DESCRIPTION: 3D ROP Control. Stalls the 2d/3d datapath until it is idle. +Field Name Bits Default Description +ROP_ENABLE 2 0x0 POSSIBLE VALUES: + 00 - Disable ROP. (Forces ROP2 to be 0xC). + 01 - Enabled +ROP 11:8 none ROP2 code for 3D fragments. This value is replicated + into 2 nibbles to form the equivalent ROP3 code to + control the ROP3 logic. These are the GDI ROP2 codes. + + + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 16 + Revision 1.0 February 25, 2008 + + + + +1.2 Fog Registers +FG:FG_ALPHA_FUNC · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4bd4 +DESCRIPTION: Alpha Function +Field Name Bits Default Description +AF_VAL 7:0 0x0 Specifies the alpha compare value. +AF_FUNC 10:8 0x0 Specifies the alpha compare function. + + POSSIBLE VALUES: + 00 - AF_NEVER + 01 - AF_LESS + 02 - AF_EQUAL + 03 - AF_LE + 04 - AF_GREATER + 05 - AF_NOTEQUAL + 06 - AF_GE + 07 - AF_ALWAYS +AF_EN 11 0x0 Enables/Disables alpha compare function. + + POSSIBLE VALUES: + 00 - Disable alpha function. + 01 - Enable alpha function. +AM_EN 16 0x0 Enables/Disables alpha-to-mask function. + + POSSIBLE VALUES: + 00 - Disable alpha to mask function. + 01 - Enable alpha to mask function. +AM_CFG 17 0x0 Specfies number of sub-pixel samples for alpha-to-mask + function. + + POSSIBLE VALUES: + 00 - 2/4 sub-pixel samples. + 01 - 3/6 sub-pixel samples. +DITH_EN 20 0x0 Enables/Disables RGB Dithering. + + POSSIBLE VALUES: + 00 - Disable Dithering + 01 - Enable Dithering. + + + +FG:FG_DEPTH_SRC · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4bd8 +DESCRIPTION: Where does depth come from? +Field Name Bits Default Description +DEPTH_SRC 0 0x0 POSSIBLE VALUES: + 00 - Depth comes from scan converter as plane + equation. + 01 - Depth comes from shader as four discrete values. + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 17 + Revision 1.0 February 25, 2008 + + + + +FG:FG_FOG_BLEND · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4bc0 +DESCRIPTION: Fog Blending Enable +Field Name Bits Default Description +ENABLE 0 0x0 Enable for fog blending + + POSSIBLE VALUES: + 00 - Disables fog (output matches input color). + 01 - Enables fog. +FN 2:1 0x0 Fog generation function + + POSSIBLE VALUES: + 00 - Fog function is linear + 01 - Fog function is exponential + 02 - Fog function is exponential squared + 03 - Fog is derived from constant fog factor + + + +FG:FG_FOG_COLOR_B · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4bd0 +DESCRIPTION: Blue Component of Fog Color +Field Name Bits Default Description +BLUE 9:0 0x0 Blue component of fog color; (0.9) fixed format. + + + +FG:FG_FOG_COLOR_G · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4bcc +DESCRIPTION: Green Component of Fog Color +Field Name Bits Default Description +GREEN 9:0 0x0 Green component of fog color; (0.9) fixed format. + + + +FG:FG_FOG_COLOR_R · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4bc8 +DESCRIPTION: Red Component of Fog Color +Field Name Bits Default Description +RED 9:0 0x0 Red component of fog color; (0.9) fixed format. + + + +FG:FG_FOG_FACTOR · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4bc4 +DESCRIPTION: Constant Factor for Fog Blending +Field Name Bits Default Description +FACTOR 9:0 0x0 Constant fog factor; fixed (0.9) format. + + + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 18 + Revision 1.0 February 25, 2008 + + + + +1.3 Geometry Assembly Registers +GA:GA_COLOR_CONTROL · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4278 +DESCRIPTION: Specifies per RGB or Alpha shading method. +Field Name Bits Default Description +RGB0_SHADING 1:0 0x0 Specifies solid, flat or Gouraud shading. + + POSSIBLE VALUES: + 00 - Solid fill color + 01 - Flat shading + 02 - Gouraud shading +ALPHA0_SHADING 3:2 0x0 Specifies solid, flat or Gouraud shading. + + POSSIBLE VALUES: + 00 - Solid fill color + 01 - Flat shading + 02 - Gouraud shading +RGB1_SHADING 5:4 0x0 Specifies solid, flat or Gouraud shading. + + POSSIBLE VALUES: + 00 - Solid fill color + 01 - Flat shading + 02 - Gouraud shading +ALPHA1_SHADING 7:6 0x0 Specifies solid, flat or Gouraud shading. + + POSSIBLE VALUES: + 00 - Solid fill color + 01 - Flat shading + 02 - Gouraud shading +RGB2_SHADING 9:8 0x0 Specifies solid, flat or Gouraud shading. + + POSSIBLE VALUES: + 00 - Solid fill color + 01 - Flat shading + 02 - Gouraud shading +ALPHA2_SHADING 11:10 0x0 Specifies solid, flat or Gouraud shading. + + POSSIBLE VALUES: + 00 - Solid fill color + 01 - Flat shading + 02 - Gouraud shading +RGB3_SHADING 13:12 0x0 Specifies solid, flat or Gouraud shading. + + POSSIBLE VALUES: + 00 - Solid fill color + 01 - Flat shading + 02 - Gouraud shading +ALPHA3_SHADING 15:14 0x0 Specifies solid, flat or Gouraud shading. + +© 2008 Advanced Micro Devices, Inc. +Proprietary 19 + Revision 1.0 February 25, 2008 + + + + + POSSIBLE VALUES: + 00 - Solid fill color + 01 - Flat shading + 02 - Gouraud shading +PROVOKING_VERTEX 17:16 0x0 Specifies, for flat shaded polygons, which vertex holds + the polygon color. + + POSSIBLE VALUES: + 00 - Provoking is first vertex + 01 - Provoking is second vertex + 02 - Provoking is third vertex + 03 - Provoking is always last vertex + + + +GA:GA_ENHANCE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4274 +DESCRIPTION: GA Enhancement Register +Field Name Bits Default Description +DEADLOCK_CNTL 0 0x0 TCL/GA Deadlock control. + + POSSIBLE VALUES: + 00 - No effect. + 01 - Prevents TCL interface from deadlocking on GA + side. +FASTSYNC_CNTL 1 0x0 Enables Fast register/primitive switching + + POSSIBLE VALUES: + 00 - No effect. + 01 - Enables high-performance register/primitive + switching. + + + +GA:GA_FOG_OFFSET · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4298 +DESCRIPTION: Specifies the offset to apply to fog. +Field Name Bits Default Description +VALUE 31:0 0x0 32b SPFP scale value. + + + +GA:GA_FOG_SCALE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4294 +DESCRIPTION: Specifies the scale to apply to fog. +Field Name Bits Default Description +VALUE 31:0 0x0 32b SPFP scale value. + + + +GA:GA_LINE_CNTL · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4234 +DESCRIPTION: Line control + +© 2008 Advanced Micro Devices, Inc. +Proprietary 20 + Revision 1.0 February 25, 2008 + + + + +Field Name Bits Default Description +WIDTH 15:0 0x0 1/2 width of line, in subpixels; (16.0) fixed format. +END_TYPE 17:16 0x0 Specifies how ends of lines should be drawn. + + POSSIBLE VALUES: + 00 - Horizontal + 01 - Vertical + 02 - Square (horizontal or vertical depending upon + slope) + 03 - Computed (perpendicular to slope) + + + +GA:GA_LINE_S0 · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4264 +DESCRIPTION: S Texture Coordinate Value for Vertex 0 of Line (stuff textures -- i.e. AA) +Field Name Bits Default Description +S0 31:0 0x0 S texture coordinate value generated for vertex 0 of an + antialiased line; 32-bit IEEE float format. Typical 0.0. + + + +GA:GA_LINE_S1 · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4268 +DESCRIPTION: S Texture Coordinate Value for Vertex 1 of Lines (V2 of parallelogram -- stuff textures -- i.e. AA) +Field Name Bits Default Description +S1 31:0 0x0 S texture coordinate value generated for vertex 1 of an + antialiased line; 32-bit IEEE float format. Typical 1.0. + + + +GA:GA_LINE_STIPPLE_CONFIG · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4238 +DESCRIPTION: Line Stipple configuration information. +Field Name Bits Default Description +LINE_RESET 1:0 0x0 Specify type of reset to use for stipple accumulation. + + POSSIBLE VALUES: + 00 - No reseting + 01 - Reset per line + 02 - Reset per packet +STIPPLE_SCALE 31:2 0x0 Specifies, in truncated (30b) floating point, scale to apply + to generated texture coordinates. + + + +GA:GA_LINE_STIPPLE_VALUE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4260 +DESCRIPTION: Current value of stipple accumulator. +Field Name Bits Default Description +STIPPLE_VALUE 31:0 0x0 24b Integer, measuring stipple accumulation in + subpixels. (note: field is 32b, but only lower 24b used) + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 21 + Revision 1.0 February 25, 2008 + + + + +GA:GA_OFFSET · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4290 +DESCRIPTION: Specifies x & y offsets for vertex data after conversion to FP. +Field Name Bits Default Description +X_OFFSET 15:0 0x0 Specifies X offset in S15 format (subpixels). +Y_OFFSET 31:16 0x0 Specifies Y offset in S15 format (subpixels). + + + +GA:GA_POINT_MINMAX · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4230 +DESCRIPTION: Specifies maximum and minimum point & sprite sizes for per vertex size specification. +Field Name Bits Default Description +MIN_SIZE 15:0 0x0 Minimum point & sprite radius (in subsamples) size to + allow. +MAX_SIZE 31:16 0x0 Maximum point & sprite radius (in subsamples) size to + allow. + + + +GA:GA_POINT_S0 · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4200 +DESCRIPTION: S Texture Coordinate of Vertex 0 for Point texture stuffing (LLC) +Field Name Bits Default Description +S0 31:0 0x0 S texture coordinate of vertex 0 for point; 32-bit IEEE + float format. + + + +GA:GA_POINT_S1 · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4208 +DESCRIPTION: S Texture Coordinate of Vertex 2 for Point texture stuffing (URC) +Field Name Bits Default Description +S1 31:0 0x0 S texture coordinate of vertex 2 for point; 32-bit IEEE + float format. + + + +GA:GA_POINT_SIZE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x421c +DESCRIPTION: Dimensions for Points +Field Name Bits Default Description +HEIGHT 15:0 0x0 1/2 Height of point; fixed (16.0), subpixel format. +WIDTH 31:16 0x0 1/2 Width of point; fixed (16.0), subpixel format. + + + +GA:GA_POINT_T0 · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4204 +DESCRIPTION: T Texture Coordinate of Vertex 0 for Point texture stuffing (LLC) +Field Name Bits Default Description +T0 31:0 0x0 T texture coordinate of vertex 0 for point; 32-bit IEEE + float format. + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 22 + Revision 1.0 February 25, 2008 + + + + +GA:GA_POINT_T1 · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x420c +DESCRIPTION: T Texture Coordinate of Vertex 2 for Point texture stuffing (URC) +Field Name Bits Default Description +T1 31:0 0x0 T texture coordinate of vertex 2 for point; 32-bit IEEE + float format. + + + +GA:GA_POLY_MODE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4288 +DESCRIPTION: Polygon Mode +Field Name Bits Default Description +POLY_MODE 1:0 0x0 Polygon mode enable. + + POSSIBLE VALUES: + 00 - Disable poly mode (render triangles). + 01 - Dual mode (send 2 sets of 3 polys with specified + poly type). + 02 - Reserved +FRONT_PTYPE 6:4 0x0 Specifies how to render front-facing polygons. + + POSSIBLE VALUES: + 00 - Draw points. + 01 - Draw lines. + 02 - Draw triangles. + 03 - Reserved 3 - 7. +BACK_PTYPE 9:7 0x0 Specifies how to render back-facing polygons. + + POSSIBLE VALUES: + 00 - Draw points. + 01 - Draw lines. + 02 - Draw triangles. + 03 - Reserved 3 - 7. + + + +GA:GA_ROUND_MODE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x428c +DESCRIPTION: Specifies the rouding mode for geometry & color SPFP to FP conversions. +Field Name Bits Default Description +GEOMETRY_ROUND 1:0 0x0 Trunc (0) or round to nearest (1) for geometry (XY). + + POSSIBLE VALUES: + 00 - Round to trunc + 01 - Round to nearest +COLOR_ROUND 3:2 0x0 Trunc (0) or round to nearest (1) for colors (RGBA). + + POSSIBLE VALUES: + 00 - Round to trunc + 01 - Round to nearest + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 23 + Revision 1.0 February 25, 2008 + + + + +RGB_CLAMP 4 0x0 Specifies SPFP color clamp range of [0,1] or [-8,8] for + RGB. + + POSSIBLE VALUES: + 00 - Clamp to [0,1.0] for RGB + 01 - Clamp to [-7.9999, 7.9999] for RGB +ALPHA_CLAMP 5 0x0 Specifies SPFP alpha clamp range of [0,1] or [-8,8]. + + POSSIBLE VALUES: + 00 - Clamp to [0,1.0] for Alpha + 01 - Clamp to [-7.9999, 7.9999] for Alpha + + + +GA:GA_SOFT_RESET · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x429c +DESCRIPTION: Specifies number of cycles to assert reset, and also causes RB3D soft reset to assert. +Field Name Bits Default Description +SOFT_RESET_COUNT 15:0 0x0 Count in cycles (def 256). + + + +GA:GA_SOLID_BA · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4280 +DESCRIPTION: Specifies blue & alpha components of fill color. +Field Name Bits Default Description +COLOR_ALPHA 15:0 0x0 Component alpha value. (S3.12) +COLOR_BLUE 31:16 0x0 Component blue value. (S3.12) + + + +GA:GA_SOLID_RG · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x427c +DESCRIPTION: Specifies red & green components of fill color. +Field Name Bits Default Description +COLOR_GREEN 15:0 0x0 Component green value (S3.12). +COLOR_RED 31:16 0x0 Component red value (S3.12). + + + +GA:GA_TRIANGLE_STIPPLE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4214 +DESCRIPTION: Specifies amount to shift integer position of vertex (screen space) before converting to float for +triangle stipple. +Field Name Bits Default Description +X_SHIFT 3:0 0x0 Amount to shift x position before conversion to SPFP. +Y_SHIFT 19:16 0x0 Amount to shift y position before conversion to SPFP. + + + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 24 + Revision 1.0 February 25, 2008 + + + + +1.4 Graphics Backend Registers +GB:GB_AA_CONFIG · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4020 +DESCRIPTION: Specifies the graphics pipeline configuration for antialiasing. +Field Name Bits Default Description +AA_ENABLE 0 0x0 Enables antialiasing. + + POSSIBLE VALUES: + 00 - Antialiasing disabled(def) + 01 - Antialiasing enabled +NUM_AA_SUBSAMPLES 2:1 0x0 Specifies the number of subsamples to use while + antialiasing. + + POSSIBLE VALUES: + 00 - 2 subsamples + 01 - 3 subsamples + 02 - 4 subsamples + 03 - 6 subsamples + + + +GB:GB_ENABLE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4008 +DESCRIPTION: Specifies top of Raster pipe specific enable controls. +Field Name Bits Default Description +POINT_STUFF_ENABLE 0 0x0 Specifies if points will have stuffed texture coordinates. + + POSSIBLE VALUES: + 00 - Disable point texture stuffing. + 01 - Enable point texture stuffing. +LINE_STUFF_ENABLE 1 0x0 Specifies if lines will have stuffed texture coordinates. + + POSSIBLE VALUES: + 00 - Disable line texture stuffing. + 01 - Enable line texture stuffing. +TRIANGLE_STUFF_ENABLE 2 0x0 Specifies if triangles will have stuffed texture + coordinates. + + POSSIBLE VALUES: + 00 - Disable triangle texture stuffing. + 01 - Enable triangle texture stuffing. +STENCIL_AUTO 5:4 0x0 Specifies if the auto dec/inc stencil mode should be + enabled, and how. + + POSSIBLE VALUES: + 00 - Disable stencil auto inc/dec (def). + 01 - Enable stencil auto inc/dec based on triangle + cw/ccw, force into dzy low bit. + 02 - Force 0 into dzy low bit. +TEX0_SOURCE 17:16 0x0 Specifies the source of the texture coordinates for this + +© 2008 Advanced Micro Devices, Inc. +Proprietary 25 + Revision 1.0 February 25, 2008 + + + + + texture. + + POSSIBLE VALUES: + 00 - Replicate VAP source texture coordinates 0 + (S,T,[R,Q]). + 01 - Stuff with source texture coordinates (S,T). + 02 - Stuff with source texture coordinates (S,T,R). +TEX1_SOURCE 19:18 0x0 Specifies the source of the texture coordinates for this + texture. + + POSSIBLE VALUES: + 00 - Replicate VAP source texture coordinates 1 + (S,T,[R,Q]). + 01 - Stuff with source texture coordinates (S,T). + 02 - Stuff with source texture coordinates (S,T,R). +TEX2_SOURCE 21:20 0x0 Specifies the source of the texture coordinates for this + texture. + + POSSIBLE VALUES: + 00 - Replicate VAP source texture coordinates 2 + (S,T,[R,Q]). + 01 - Stuff with source texture coordinates (S,T). + 02 - Stuff with source texture coordinates (S,T,R). +TEX3_SOURCE 23:22 0x0 Specifies the source of the texture coordinates for this + texture. + + POSSIBLE VALUES: + 00 - Replicate VAP source texture coordinates 3 + (S,T,[R,Q]). + 01 - Stuff with source texture coordinates (S,T). + 02 - Stuff with source texture coordinates (S,T,R). +TEX4_SOURCE 25:24 0x0 Specifies the source of the texture coordinates for this + texture. + + POSSIBLE VALUES: + 00 - Replicate VAP source texture coordinates 4 + (S,T,[R,Q]). + 01 - Stuff with source texture coordinates (S,T). + 02 - Stuff with source texture coordinates (S,T,R). +TEX5_SOURCE 27:26 0x0 Specifies the source of the texture coordinates for this + texture. + + POSSIBLE VALUES: + 00 - Replicate VAP source texture coordinates 5 + (S,T,[R,Q]). + 01 - Stuff with source texture coordinates (S,T). + 02 - Stuff with source texture coordinates (S,T,R). +TEX6_SOURCE 29:28 0x0 Specifies the source of the texture coordinates for this + texture. + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 26 + Revision 1.0 February 25, 2008 + + + + + POSSIBLE VALUES: + 00 - Replicate VAP source texture coordinates 6 + (S,T,[R,Q]). + 01 - Stuff with source texture coordinates (S,T). + 02 - Stuff with source texture coordinates (S,T,R). +TEX7_SOURCE 31:30 0x0 Specifies the source of the texture coordinates for this + texture. + + POSSIBLE VALUES: + 00 - Replicate VAP source texture coordinates 7 + (S,T,[R,Q]). + 01 - Stuff with source texture coordinates (S,T). + 02 - Stuff with source texture coordinates (S,T,R). + + + +GB:GB_FIFO_SIZE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4024 +DESCRIPTION: Specifies the sizes of the various FIFO`s in the sc/rs/us. This register must be the first one written +Field Name Bits Default Description +SC_IFIFO_SIZE 1:0 0x0 Size of scan converter input FIFO (XYZ) + + POSSIBLE VALUES: + 00 - 32 words + 01 - 64 words + 02 - 128 words + 03 - 256 words +SC_TZFIFO_SIZE 3:2 0x0 Size of scan converter top-of-pipe Z FIFO + + POSSIBLE VALUES: + 00 - 16 words + 01 - 32 words + 02 - 64 words + 03 - 128 words +SC_BFIFO_SIZE 5:4 0x0 Size of scan converter input FIFO (B) + + POSSIBLE VALUES: + 00 - 32 words + 01 - 64 words + 02 - 128 words + 03 - 256 words +RS_TFIFO_SIZE 7:6 0x0 Size of ras input FIFO (Texture) + + POSSIBLE VALUES: + 00 - 64 words + 01 - 128 words + 02 - 256 words + 03 - 512 words +RS_CFIFO_SIZE 9:8 0x0 Size of ras input FIFO (Color) + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 27 + Revision 1.0 February 25, 2008 + + + + + POSSIBLE VALUES: + 00 - 64 words + 01 - 128 words + 02 - 256 words + 03 - 512 words +US_RAM_SIZE 11:10 0x0 Size of us RAM + + POSSIBLE VALUES: + 00 - 64 words + 01 - 128 words + 02 - 256 words + 03 - 512 words +US_OFIFO_SIZE 13:12 0x0 Size of us output FIFO (RGBA) + + POSSIBLE VALUES: + 00 - 16 words + 01 - 32 words + 02 - 64 words + 03 - 128 words +US_WFIFO_SIZE 15:14 0x0 Size of us output FIFO (W) + + POSSIBLE VALUES: + 00 - 16 words + 01 - 32 words + 02 - 64 words + 03 - 128 words +RS_HIGHWATER_COL 18:16 0x0 High water mark for RS color FIFO (0-7, default 7) +RS_HIGHWATER_TEX 21:19 0x0 High water mark for RS texture FIFO (0-7, default 7) +US_OFIFO_HIGHWATER 23:22 0x0 High water mark for US output FIFO (0-12, default 4) + + POSSIBLE VALUES: + 00 - 0 words + 01 - 4 words + 02 - 8 words + 03 - 12 words +US_CUBE_FIFO_HIGHWATER 27:24 0x0 High water mark for US texture output FIFO (0-15, + default 11) + + + +GB:GB_MSPOS0 · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4010 +DESCRIPTION: Specifies the position of multisamples 0 through 2 +Field Name Bits Default Description +MS_X0 3:0 0x0 Specifies the x and y position (in subpixels) of + multisample 0 +MS_Y0 7:4 0x0 Specifies the x and y position (in subpixels) of + multisample 0 + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 28 + Revision 1.0 February 25, 2008 + + + + +MS_X1 11:8 0x0 Specifies the x and y position (in subpixels) of + multisample 1 +MS_Y1 15:12 0x0 Specifies the x and y position (in subpixels) of + multisample 1 +MS_X2 19:16 0x0 Specifies the x and y position (in subpixels) of + multisample 2 +MS_Y2 23:20 0x0 Specifies the x and y position (in subpixels) of + multisample 2 +MSBD0_Y 27:24 0x0 Specifies the minimum y distance (in subpixels) between + the pixel edge and the multisample bounding box. This + value is used in the tile scan converter +MSBD0_X 31:28 0x0 msbd0_x[2:0] specifies the minimum x distance (in + subpixels) between the pixel edge and the multisample + bounding box. This value is used in the tile scan + converter. The special case value of 8 is represented by + msbd0_x[2:0]=7. msbd0_x[3] is used to force a + bounding box based tile scan conversion instead of an + intercept based one. This value should always be set to 0. + + + +GB:GB_MSPOS1 · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4014 +DESCRIPTION: Specifies the position of multisamples 3 through 5 +Field Name Bits Default Description +MS_X3 3:0 0x0 Specifies the x and y position (in subpixels) of + multisample 3 +MS_Y3 7:4 0x0 Specifies the x and y position (in subpixels) of + multisample 3 +MS_X4 11:8 0x0 Specifies the x and y position (in subpixels) of + multisample 4 +MS_Y4 15:12 0x0 Specifies the x and y position (in subpixels) of + multisample 4 +MS_X5 19:16 0x0 Specifies the x and y position (in subpixels) of + multisample 5 +MS_Y5 23:20 0x0 Specifies the x and y position (in subpixels) of + multisample 5 +MSBD1 27:24 0x0 Specifies the minimum distance (in subpixels) between + the pixel edge and the multisample bounding box. This + value is used in the quad scan converter + + + +GB:GB_SELECT · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x401c +DESCRIPTION: Specifies various polygon specific selects (fog, depth, perspective). +Field Name Bits Default Description +FOG_SELECT 2:0 0x0 Specifies source for outgoing (GA to SU) fog value. + + POSSIBLE VALUES: + +© 2008 Advanced Micro Devices, Inc. +Proprietary 29 + Revision 1.0 February 25, 2008 + + + + + 00 - Select C0A + 01 - Select C1A + 02 - Select C2A + 03 - Select C3A + 04 - Select 1/(1/W) + 05 - Select Z +DEPTH_SELECT 3 0x0 Specifies source for outgoing (GA/SU & SU/RAS) depth + value. + + POSSIBLE VALUES: + 00 - Select Z + 01 - Select 1/(1/W) +W_SELECT 4 0x0 Specifies source for outgoing (1/W) value, used to + disable perspective correct colors/textures. + + POSSIBLE VALUES: + 00 - Select (1/W) + 01 - Select 1.0 + + + +GB:GB_TILE_CONFIG · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4018 +DESCRIPTION: Specifies the graphics pipeline configuration for rasterization +Field Name Bits Default Description +ENABLE 0 0x1 Enables tiling, otherwise all tiles receive all polygons. + + POSSIBLE VALUES: + 00 - Tiling disabled. + 01 - Tiling enabled (def). +PIPE_COUNT 3:1 0x0 Specifies the number of active pipes and contexts. + + POSSIBLE VALUES: + 00 - RV350 + 03 - R300 +TILE_SIZE 5:4 0x1 Specifies width & height (square), in pixels. + + POSSIBLE VALUES: + 00 - 8 pixels (not supported by zb/cb) + 01 - 16 pixels + 02 - 32 pixels (not supported by zb/cb) +SUPER_SIZE 8:6 0x0 Specifies number of tiles and config in super chip + configuration. + + POSSIBLE VALUES: + 00 - 1x1 tile (one 1x1). + 01 - 2 tiles (two 1x1 : ST-A,B). + 02 - 4 tiles (one 2x2). + 03 - 8 tiles (two 2x2 : ST-A,B). + 04 - 16 tiles (one 4x4). + 05 - 32 tiles (two 4x4 : ST-A,B). +© 2008 Advanced Micro Devices, Inc. +Proprietary 30 + Revision 1.0 February 25, 2008 + + + + + 06 - 64 tiles (one 8x8). + 07 - 128 tiles (two 8x8 : ST-A,B). +SUPER_X 11:9 0x0 X Location of chip within super tile. +SUPER_Y 14:12 0x0 Y Location of chip within super tile. +SUPER_TILE 15 0x0 Tile location of chip in a multi super tile config (Super + size of 2,8,32 or 128). + + POSSIBLE VALUES: + 00 - ST-A tile. + 01 - ST-B tile. +SUBPIXEL 16 0x0 Specifies the subpixel precision. + + POSSIBLE VALUES: + 00 - Select 1/12 subpixel precision. + 01 - Select 1/16 subpixel precision. +QUADS_PER_RAS 18:17 0x0 unused +BB_SCAN 19 0x0 unused + + + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 31 + Revision 1.0 February 25, 2008 + + + + +1.5 Rasterizer Registers +RS:RS_COUNT · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4300 +DESCRIPTION: This register specifies the rasterizer input packet configuration +Field Name Bits Default Description +IT_COUNT 6:0 0x0 Specifies the total number of texture address components + contained in the rasterizer input packet (0:32). +IC_COUNT 10:7 0x0 Specifies the total number of colors contained in the + rasterizer input packet (0:4). +W_COUNT 11 0x0 Specifies the total number of w values contained in the + rasterizer input packet (0 or 1). +W_ADDR 17:12 0x0 Specifies the relative rasterizer input packet location of w + (if w_count==1) +HIRES_EN 18 0x0 Enable high resolution texture coordinate output when q + is equal to 1 + + + +RS:RS_INST_[0-15] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4330-0x436c +DESCRIPTION: This table specifies what happens during each rasterizer instruction +Field Name Bits Default Description +TEX_ID 2:0 0x0 Specifies the index (into the RS_IP table) of the texture + address output during this rasterizer instruction +TEX_CN 5:3 0x0 Write enable for texture address + + POSSIBLE VALUES: + 00 - No write - texture coordinate not valid + 01 - write - texture valid +TEX_ADDR 10:6 0x0 Specifies the destination address (within the current pixel + stack frame) of the texture address output during this + rasterizer instruction +COL_ID 13:11 0x0 Specifies the index (into the RS_IP table) of the color + output during this rasterizer instruction +COL_CN 16:14 0x0 Write enable for color + + POSSIBLE VALUES: + 00 - No write - color not valid + 01 - write - color valid +COL_ADDR 21:17 0x0 Specifies the destination address (within the current pixel + stack frame) of the color output during this rasterizer + instruction +TEX_ADJ 22 0x0 Specifies whether to sample texture coordinates at the + real or adjusted pixel centers + + POSSIBLE VALUES: + 00 - Sample texture coordinates at real pixel centers + 01 - Sample texture coordinates at adjusted pixel + centers +© 2008 Advanced Micro Devices, Inc. +Proprietary 32 + Revision 1.0 February 25, 2008 + + + + +COL_BIAS 24:23 0x0 unused + + + +RS:RS_INST_COUNT · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4304 +DESCRIPTION: This register specifies the number of rasterizer instructions +Field Name Bits Default Description +INST_COUNT 3:0 0x0 Number of rasterizer instructions (1:16) +W_EN 4 0x0 Specifies that the rasterizer needs to generate w +TX_OFFSET 7:5 0x0 Defines texture coordinate offset (based on min/max + coordinate range of triangle) used to minimize or + eliminate peroidic errors on texels sampled right on their + edges + + POSSIBLE VALUES: + 00 - 0.0 + 01 - range/8K + 02 - range/16K + 03 - range/32K + 04 - range/64K + 05 - range/128K + 06 - range/256K + 07 - range/512K + + + +RS:RS_IP_[0-7] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4310 -0x432c +DESCRIPTION: This table specifies the source location and format for up to 8 texture addresses (i[0]:i[7]) and +four colors (c[0]:c[3]) +Field Name Bits Default Description +TEX_PTR 5:0 0x0 Specifies the relative rasterizer input packet location of + texture address (i[i]). +COL_PTR 8:6 0x0 Specifies the relative rasterizer input packet location of + the color (c[i]). +COL_FMT 12:9 0x0 Specifies the format of the color (c[i]). + + POSSIBLE VALUES: + 00 - Four components (R,G,B,A) + 01 - Three components (R,G,B,0) + 02 - Three components (R,G,B,1) + 04 - One component (0,0,0,A) + 05 - Zero components (0,0,0,0) + 06 - Zero components (0,0,0,1) + 08 - One component (1,1,1,A) + 09 - Zero components (1,1,1,0) + 10 - Zero components (1,1,1,1) +SEL_S 15:13 0x0 Source select for S, T, R, and Q + + POSSIBLE VALUES: + 00 - C0 - 1st texture component +© 2008 Advanced Micro Devices, Inc. +Proprietary 33 + Revision 1.0 February 25, 2008 + + + + + 01 - C1 - 2nd texture component + 02 - C2 - 3rd texture component + 03 - C3 - 4th texture component + 04 - K0 - The value 0.0 + 05 - K1 - The value 1.0 +SEL_T 18:16 0x0 Source select for S, T, R, and Q + + POSSIBLE VALUES: + 00 - C0 - 1st texture component + 01 - C1 - 2nd texture component + 02 - C2 - 3rd texture component + 03 - C3 - 4th texture component + 04 - K0 - The value 0.0 + 05 - K1 - The value 1.0 +SEL_R 21:19 0x0 Source select for S, T, R, and Q + + POSSIBLE VALUES: + 00 - C0 - 1st texture component + 01 - C1 - 2nd texture component + 02 - C2 - 3rd texture component + 03 - C3 - 4th texture component + 04 - K0 - The value 0.0 + 05 - K1 - The value 1.0 +SEL_Q 24:22 0x0 Source select for S, T, R, and Q + + POSSIBLE VALUES: + 00 - C0 - 1st texture component + 01 - C1 - 2nd texture component + 02 - C2 - 3rd texture component + 03 - C3 - 4th texture component + 04 - K0 - The value 0.0 + 05 - K1 - The value 1.0 + + + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 34 + Revision 1.0 February 25, 2008 + + + + +1.6 Clipping Registers +SC:SC_CLIP_0_A · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x43b0 +DESCRIPTION: OpenGL Clip rectangles +Field Name Bits Default Description +XS0 12:0 0x0 Left hand edge of clip rectangle +YS0 25:13 0x0 Upper edge of clip rectangle + + + +SC:SC_CLIP_0_B · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x43b4 +DESCRIPTION: OpenGL Clip rectangles +Field Name Bits Default Description +XS1 12:0 0x0 Right hand edge of clip rectangle +YS1 25:13 0x0 Lower edge of clip rectangle + + + +SC:SC_CLIP_1_A · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x43b8 +Field Name Bits Default Description +XS0 12:0 0x0 +YS0 25:13 0x0 + + + +SC:SC_CLIP_1_B · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x43bc +Field Name Bits Default Description +XS1 12:0 0x0 +YS1 25:13 0x0 + + + +SC:SC_CLIP_2_A · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x43c0 +Field Name Bits Default Description +XS0 12:0 0x0 +YS0 25:13 0x0 + + + +SC:SC_CLIP_2_B · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x43c4 +Field Name Bits Default Description +XS1 12:0 0x0 +YS1 25:13 0x0 + + + +SC:SC_CLIP_3_A · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x43c8 +Field Name Bits Default Description + +© 2008 Advanced Micro Devices, Inc. +Proprietary 35 + Revision 1.0 February 25, 2008 + + + + +XS0 12:0 0x0 +YS0 25:13 0x0 + + + +SC:SC_CLIP_3_B · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x43cc +Field Name Bits Default Description +XS1 12:0 0x0 +YS1 25:13 0x0 + + + +SC:SC_CLIP_RULE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x43d0 +DESCRIPTION: OpenGL Clip boolean function +Field Name Bits Default Description +CLIP_RULE 15:0 0x0 OpenGL Clip boolean function. The `inside` flags for + each of the four clip rectangles form a 4-bit binary + number. The corresponding bit in this 16-bit number + specifies whether the pixel is visible. + + + +SC:SC_EDGERULE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x43a8 +DESCRIPTION: Edge rules - what happens when an edge falls exactly on a sample point +Field Name Bits Default Description +ER_TRI 4:0 0x0 Edge rules for triangles, points, left-right lines, right-left + lines, upper-bottom lines, bottom-upper lines. For values + 0 to 15, bit 0 specifies whether a sample on a horizontal- + bottom edge is in, bit 1 specifies whether a sample on a + horizontal-top edge is in, bit 2 species whether a sample + on a right edge is in, bit 3 specifies whether a sample on + a left edge is in. For values 16 to 31, bit 0 specifies + whether a sample on a vertical-right edge is in, bit 1 + specifies whether a sample on a vertical-left edge is in, + bit 2 species whether a sample on a bottom edge is in, bit + 3 specifies whether a sample on a top edge is in + + POSSIBLE VALUES: + 00 - L-in,R-in,HT-in,HB-in + 01 - L-in,R-in,HT-in,HB-out + 02 - L-in,R-in,HT-out,HB-in + 03 - L-in,R-in,HT-out,HB-out + 04 - L-in,R-out,HT-in,HB-in + 05 - L-in,R-out,HT-in,HB-out + 06 - L-in,R-out,HT-out,HB-in + 07 - L-in,R-out,HT-out,HB-out + 08 - L-out,R-in,HT-in,HB-in + 09 - L-out,R-in,HT-in,HB-out + 10 - L-out,R-in,HT-out,HB-in + 11 - L-out,R-in,HT-out,HB-out + 12 - L-out,R-out,HT-in,HB-in + +© 2008 Advanced Micro Devices, Inc. +Proprietary 36 + Revision 1.0 February 25, 2008 + + + + + 13 - L-out,R-out,HT-in,HB-out + 14 - L-out,R-out,HT-out,HB-in + 15 - L-out,R-out,HT-out,HB-out + 16 - T-in,B-in,VL-in,VR-in + 17 - T-in,B-in,VL-in,VR-out + 18 - T-in,B-in,VL,VR-in + 19 - T-in,B-in,VL-out,VR-out + 20 - T-out,B-in,VL-in,VR-in + 21 - T-out,B-in,VL-in,VR-out + 22 - T-out,B-in,VL-out,VR-in + 23 - T-out,B-in,VL-out,VR-out + 24 - T-in,B-out,VL-in,VR-in + 25 - T-in,B-out,VL-in,VR-out + 26 - T-in,B-out,VL-out,VR-in + 27 - T-in,B-out,VL-out,VR-out + 28 - T-out,B-out,VL-in,VR-in + 29 - T-out,B-out,VL-in,VR-out + 30 - T-out,B-out,VL-out,VR-in + 31 - T-out,B-out,VL-out,VR-out +ER_POINT 9:5 0x0 Edge rules for triangles, points, left-right lines, right-left + lines, upper-bottom lines, bottom-upper lines. For values + 0 to 15, bit 0 specifies whether a sample on a horizontal- + bottom edge is in, bit 1 specifies whether a sample on a + horizontal-top edge is in, bit 2 species whether a sample + on a right edge is in, bit 3 specifies whether a sample on + a left edge is in. For values 16 to 31, bit 0 specifies + whether a sample on a vertical-right edge is in, bit 1 + specifies whether a sample on a vertical-left edge is in, + bit 2 species whether a sample on a bottom edge is in, bit + 3 specifies whether a sample on a top edge is in + + POSSIBLE VALUES: + 00 - L-in,R-in,HT-in,HB-in + 01 - L-in,R-in,HT-in,HB-out + 02 - L-in,R-in,HT-out,HB-in + 03 - L-in,R-in,HT-out,HB-out + 04 - L-in,R-out,HT-in,HB-in + 05 - L-in,R-out,HT-in,HB-out + 06 - L-in,R-out,HT-out,HB-in + 07 - L-in,R-out,HT-out,HB-out + 08 - L-out,R-in,HT-in,HB-in + 09 - L-out,R-in,HT-in,HB-out + 10 - L-out,R-in,HT-out,HB-in + 11 - L-out,R-in,HT-out,HB-out + 12 - L-out,R-out,HT-in,HB-in + 13 - L-out,R-out,HT-in,HB-out + 14 - L-out,R-out,HT-out,HB-in + 15 - L-out,R-out,HT-out,HB-out + 16 - T-in,B-in,VL-in,VR-in + 17 - T-in,B-in,VL-in,VR-out + 18 - T-in,B-in,VL,VR-in + 19 - T-in,B-in,VL-out,VR-out + 20 - T-in,B-out,VL-in,VR-in + +© 2008 Advanced Micro Devices, Inc. +Proprietary 37 + Revision 1.0 February 25, 2008 + + + + + 21 - T-in,B-out,VL-in,VR-out + 22 - T-in,B-out,VL-out,VR-in + 23 - T-in,B-out,VL-out,VR-out + 24 - T-out,B-in,VL-in,VR-in + 25 - T-out,B-in,VL-in,VR-out + 26 - T-out,B-in,VL-out,VR-in + 27 - T-out,B-in,VL-out,VR-out + 28 - T-out,B-out,VL-in,VR-in + 29 - T-out,B-out,VL-in,VR-out + 30 - T-out,B-out,VL-out,VR-in + 31 - T-out,B-out,VL-out,VR-out +ER_LINE_LR 14:10 0x0 Edge rules for triangles, points, left-right lines, right-left + lines, upper-bottom lines, bottom-upper lines. For values + 0 to 15, bit 0 specifies whether a sample on a horizontal- + bottom edge is in, bit 1 specifies whether a sample on a + horizontal-top edge is in, bit 2 species whether a sample + on a right edge is in, bit 3 specifies whether a sample on + a left edge is in. For values 16 to 31, bit 0 specifies + whether a sample on a vertical-right edge is in, bit 1 + specifies whether a sample on a vertical-left edge is in, + bit 2 species whether a sample on a bottom edge is in, bit + 3 specifies whether a sample on a top edge is in + + POSSIBLE VALUES: + 00 - L-in,R-in,HT-in,HB-in + 01 - L-in,R-in,HT-in,HB-out + 02 - L-in,R-in,HT-out,HB-in + 03 - L-in,R-in,HT-out,HB-out + 04 - L-in,R-out,HT-in,HB-in + 05 - L-in,R-out,HT-in,HB-out + 06 - L-in,R-out,HT-out,HB-in + 07 - L-in,R-out,HT-out,HB-out + 08 - L-out,R-in,HT-in,HB-in + 09 - L-out,R-in,HT-in,HB-out + 10 - L-out,R-in,HT-out,HB-in + 11 - L-out,R-in,HT-out,HB-out + 12 - L-out,R-out,HT-in,HB-in + 13 - L-out,R-out,HT-in,HB-out + 14 - L-out,R-out,HT-out,HB-in + 15 - L-out,R-out,HT-out,HB-out + 16 - T-in,B-in,VL-in,VR-in + 17 - T-in,B-in,VL-in,VR-out + 18 - T-in,B-in,VL,VR-in + 19 - T-in,B-in,VL-out,VR-out + 20 - T-in,B-out,VL-in,VR-in + 21 - T-in,B-out,VL-in,VR-out + 22 - T-in,B-out,VL-out,VR-in + 23 - T-in,B-out,VL-out,VR-out + 24 - T-out,B-in,VL-in,VR-in + 25 - T-out,B-in,VL-in,VR-out + 26 - T-out,B-in,VL-out,VR-in + 27 - T-out,B-in,VL-out,VR-out + 28 - T-out,B-out,VL-in,VR-in + +© 2008 Advanced Micro Devices, Inc. +Proprietary 38 + Revision 1.0 February 25, 2008 + + + + + 29 - T-out,B-out,VL-in,VR-out + 30 - T-out,B-out,VL-out,VR-in + 31 - T-out,B-out,VL-out,VR-out +ER_LINE_RL 19:15 0x0 Edge rules for triangles, points, left-right lines, right-left + lines, upper-bottom lines, bottom-upper lines. For values + 0 to 15, bit 0 specifies whether a sample on a horizontal- + bottom edge is in, bit 1 specifies whether a sample on a + horizontal-top edge is in, bit 2 species whether a sample + on a right edge is in, bit 3 specifies whether a sample on + a left edge is in. For values 16 to 31, bit 0 specifies + whether a sample on a vertical-right edge is in, bit 1 + specifies whether a sample on a vertical-left edge is in, + bit 2 species whether a sample on a bottom edge is in, bit + 3 specifies whether a sample on a top edge is in + + POSSIBLE VALUES: + 00 - L-in,R-in,HT-in,HB-in + 01 - L-in,R-in,HT-in,HB-out + 02 - L-in,R-in,HT-out,HB-in + 03 - L-in,R-in,HT-out,HB-out + 04 - L-in,R-out,HT-in,HB-in + 05 - L-in,R-out,HT-in,HB-out + 06 - L-in,R-out,HT-out,HB-in + 07 - L-in,R-out,HT-out,HB-out + 08 - L-out,R-in,HT-in,HB-in + 09 - L-out,R-in,HT-in,HB-out + 10 - L-out,R-in,HT-out,HB-in + 11 - L-out,R-in,HT-out,HB-out + 12 - L-out,R-out,HT-in,HB-in + 13 - L-out,R-out,HT-in,HB-out + 14 - L-out,R-out,HT-out,HB-in + 15 - L-out,R-out,HT-out,HB-out + 16 - T-in,B-in,VL-in,VR-in + 17 - T-in,B-in,VL-in,VR-out + 18 - T-in,B-in,VL,VR-in + 19 - T-in,B-in,VL-out,VR-out + 20 - T-in,B-out,VL-in,VR-in + 21 - T-in,B-out,VL-in,VR-out + 22 - T-in,B-out,VL-out,VR-in + 23 - T-in,B-out,VL-out,VR-out + 24 - T-out,B-in,VL-in,VR-in + 25 - T-out,B-in,VL-in,VR-out + 26 - T-out,B-in,VL-out,VR-in + 27 - T-out,B-in,VL-out,VR-out + 28 - T-out,B-out,VL-in,VR-in + 29 - T-out,B-out,VL-in,VR-out + 30 - T-out,B-out,VL-out,VR-in + 31 - T-out,B-out,VL-out,VR-out +ER_LINE_TB 24:20 0x0 Edge rules for triangles, points, left-right lines, right-left + lines, upper-bottom lines, bottom-upper lines. For values + 0 to 15, bit 0 specifies whether a sample on a horizontal- + bottom edge is in, bit 1 specifies whether a sample on a + +© 2008 Advanced Micro Devices, Inc. +Proprietary 39 + Revision 1.0 February 25, 2008 + + + + + horizontal-top edge is in, bit 2 species whether a sample + on a right edge is in, bit 3 specifies whether a sample on + a left edge is in. For values 16 to 31, bit 0 specifies + whether a sample on a vertical-right edge is in, bit 1 + specifies whether a sample on a vertical-left edge is in, + bit 2 species whether a sample on a bottom edge is in, bit + 3 specifies whether a sample on a top edge is in + + POSSIBLE VALUES: + 00 - L-in,R-in,HT-in,HB-in + 01 - L-in,R-in,HT-in,HB-out + 02 - L-in,R-in,HT-out,HB-in + 03 - L-in,R-in,HT-out,HB-out + 04 - L-in,R-out,HT-in,HB-in + 05 - L-in,R-out,HT-in,HB-out + 06 - L-in,R-out,HT-out,HB-in + 07 - L-in,R-out,HT-out,HB-out + 08 - L-out,R-in,HT-in,HB-in + 09 - L-out,R-in,HT-in,HB-out + 10 - L-out,R-in,HT-out,HB-in + 11 - L-out,R-in,HT-out,HB-out + 12 - L-out,R-out,HT-in,HB-in + 13 - L-out,R-out,HT-in,HB-out + 14 - L-out,R-out,HT-out,HB-in + 15 - L-out,R-out,HT-out,HB-out + 16 - T-in,B-in,VL-in,VR-in + 17 - T-in,B-in,VL-in,VR-out + 18 - T-in,B-in,VL,VR-in + 19 - T-in,B-in,VL-out,VR-out + 20 - T-in,B-out,VL-in,VR-in + 21 - T-in,B-out,VL-in,VR-out + 22 - T-in,B-out,VL-out,VR-in + 23 - T-in,B-out,VL-out,VR-out + 24 - T-out,B-in,VL-in,VR-in + 25 - T-out,B-in,VL-in,VR-out + 26 - T-out,B-in,VL-out,VR-in + 27 - T-out,B-in,VL-out,VR-out + 28 - T-out,B-out,VL-in,VR-in + 29 - T-out,B-out,VL-in,VR-out + 30 - T-out,B-out,VL-out,VR-in + 31 - T-out,B-out,VL-out,VR-out +ER_LINE_BT 29:25 0x0 Edge rules for triangles, points, left-right lines, right-left + lines, upper-bottom lines, bottom-upper lines. For values + 0 to 15, bit 0 specifies whether a sample on a horizontal- + bottom edge is in, bit 1 specifies whether a sample on a + horizontal-top edge is in, bit 2 species whether a sample + on a right edge is in, bit 3 specifies whether a sample on + a left edge is in. For values 16 to 31, bit 0 specifies + whether a sample on a vertical-right edge is in, bit 1 + specifies whether a sample on a vertical-left edge is in, + bit 2 species whether a sample on a bottom edge is in, bit + 3 specifies whether a sample on a top edge is in + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 40 + Revision 1.0 February 25, 2008 + + + + + POSSIBLE VALUES: + 00 - L-in,R-in,HT-in,HB-in + 01 - L-in,R-in,HT-in,HB-out + 02 - L-in,R-in,HT-out,HB-in + 03 - L-in,R-in,HT-out,HB-out + 04 - L-in,R-out,HT-in,HB-in + 05 - L-in,R-out,HT-in,HB-out + 06 - L-in,R-out,HT-out,HB-in + 07 - L-in,R-out,HT-out,HB-out + 08 - L-out,R-in,HT-in,HB-in + 09 - L-out,R-in,HT-in,HB-out + 10 - L-out,R-in,HT-out,HB-in + 11 - L-out,R-in,HT-out,HB-out + 12 - L-out,R-out,HT-in,HB-in + 13 - L-out,R-out,HT-in,HB-out + 14 - L-out,R-out,HT-out,HB-in + 15 - L-out,R-out,HT-out,HB-out + 16 - T-in,B-in,VL-in,VR-in + 17 - T-in,B-in,VL-in,VR-out + 18 - T-in,B-in,VL,VR-in + 19 - T-in,B-in,VL-out,VR-out + 20 - T-in,B-out,VL-in,VR-in + 21 - T-in,B-out,VL-in,VR-out + 22 - T-in,B-out,VL-out,VR-in + 23 - T-in,B-out,VL-out,VR-out + 24 - T-out,B-in,VL-in,VR-in + 25 - T-out,B-in,VL-in,VR-out + 26 - T-out,B-in,VL-out,VR-in + 27 - T-out,B-in,VL-out,VR-out + 28 - T-out,B-out,VL-in,VR-in + 29 - T-out,B-out,VL-in,VR-out + 30 - T-out,B-out,VL-out,VR-in + 31 - T-out,B-out,VL-out,VR-out + + + +SC:SC_HYPERZ_EN · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x43a4 +DESCRIPTION: Hierarchical Z Enable +Field Name Bits Default Description +HZ_EN 0 0x0 Enable for hierarchical Z. + + POSSIBLE VALUES: + 00 - Disables Hyper-Z. + 01 - Enables Hyper-Z. +HZ_MAX 1 0x0 Specifies whether to compute min or max z value + + POSSIBLE VALUES: + 00 - HZ block computes minimum z value + 01 - HZ block computes maximum z value +HZ_ADJ 4:2 0x0 Specifies adjustment to get added or subtracted from + +© 2008 Advanced Micro Devices, Inc. +Proprietary 41 + Revision 1.0 February 25, 2008 + + + + + computed z value + + POSSIBLE VALUES: + 00 - Add or Subtract 1/256 << ze + 01 - Add or Subtract 1/128 << ze + 02 - Add or Subtract 1/64 << ze + 03 - Add or Subtract 1/32 << ze + 04 - Add or Subtract 1/16 << ze + 05 - Add or Subtract 1/8 << ze + 06 - Add or Subtract 1/4 << ze + 07 - Add or Subtract 1/2 << ze +HZ_Z0MIN 5 0x0 Specifies whether vertex 0 z contains minimum z value + + POSSIBLE VALUES: + 00 - Vertex 0 does not contain minimum z value + 01 - Vertex 0 does contain minimum z value +HZ_Z0MAX 6 0x0 Specifies whether vertex 0 z contains maximum z value + + POSSIBLE VALUES: + 00 - Vertex 0 does not contain maximum z value + 01 - Vertex 0 does contain maximum z value + + + +SC:SC_SCISSOR0 · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x43e0 +DESCRIPTION: Scissor rectangle specification +Field Name Bits Default Description +XS0 12:0 0x0 Left hand edge of scissor rectangle +YS0 25:13 0x0 Upper edge of scissor rectangle + + + +SC:SC_SCISSOR1 · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x43e4 +DESCRIPTION: Scissor rectangle specification +Field Name Bits Default Description +XS1 12:0 0x0 Right hand edge of scissor rectangle +YS1 25:13 0x0 Lower edge of scissor rectangle + + + +SC:SC_SCREENDOOR · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x43e8 +DESCRIPTION: Screen door sample mask +Field Name Bits Default Description +SCREENDOOR 23:0 0x0 Screen door sample mask - 1 means sample may be + covered, 0 means sample is not covered + + + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 42 + Revision 1.0 February 25, 2008 + + + + +1.7 Setup Unit Registers +SU:SU_CULL_MODE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x42b8 +DESCRIPTION: Culling Enables +Field Name Bits Default Description +CULL_FRONT 0 0x0 Enable for front-face culling. + + POSSIBLE VALUES: + 00 - Do not cull front-facing triangles. + 01 - Cull front-facing triangles. +CULL_BACK 1 0x0 Enable for back-face culling. + + POSSIBLE VALUES: + 00 - Do not cull back-facing triangles. + 01 - Cull back-facing triangles. +FACE 2 0x0 X-Ored with cross product sign to determine positive + facing + + POSSIBLE VALUES: + 00 - Positive cross product is front (CCW). + 01 - Negative cross product is front (CW). + + + +SU:SU_DEPTH_OFFSET · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x42c4 +DESCRIPTION: SU Depth Offset value +Field Name Bits Default Description +OFFSET 31:0 0x0 SPFP Floating point applied to depth before conversion + to FXP. + + + +SU:SU_DEPTH_SCALE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x42c0 +DESCRIPTION: SU Depth Scale value +Field Name Bits Default Description +SCALE 31:0 0x3F800000 SPFP Floating point applied to depth before conversion + to FXP. + + + +SU:SU_POLY_OFFSET_BACK_OFFSET · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x42b0 +DESCRIPTION: Back-Facing Polygon Offset Offset +Field Name Bits Default Description +OFFSET 31:0 0x0 Specifies polygon offset offset for back-facing polygons; + 32b IEEE float format; applied after Z scale & offset (0 + to 2^24-1 range) + + + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 43 + Revision 1.0 February 25, 2008 + + + + +SU:SU_POLY_OFFSET_BACK_SCALE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x42ac +DESCRIPTION: Back-Facing Polygon Offset Scale +Field Name Bits Default Description +SCALE 31:0 0x0 Specifies polygon offset scale for back-facing polygons; + 32-bit IEEE float format; applied after Z scale & offset + (0 to 2^24-1 range); slope computed in subpixels (1/12 or + 1/16) + + + +SU:SU_POLY_OFFSET_ENABLE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x42b4 +DESCRIPTION: Enables for polygon offset +Field Name Bits Default Description +FRONT_ENABLE 0 0x0 Enables front facing polygon`s offset. + + POSSIBLE VALUES: + 00 - Disable front offset. + 01 - Enable front offset. +BACK_ENABLE 1 0x0 Enables back facing polygon`s offset. + + POSSIBLE VALUES: + 00 - Disable back offset. + 01 - Enable back offset. +PARA_ENABLE 2 0x0 Forces all parallelograms to have FRONT_FACING for + poly offset -- Need to have FRONT_ENABLE also set to + have Z offset for parallelograms. + + POSSIBLE VALUES: + 00 - Disable front offset for parallelograms. + 01 - Enable front offset for parallelograms. + + + +SU:SU_POLY_OFFSET_FRONT_OFFSET · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x42a8 +DESCRIPTION: Front-Facing Polygon Offset Offset +Field Name Bits Default Description +OFFSET 31:0 0x0 Specifies polygon offset offset for front-facing polygons; + 32b IEEE float format; applied after Z scale & offset (0 + to 2^24-1 range) + + + +SU:SU_POLY_OFFSET_FRONT_SCALE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x42a4 +DESCRIPTION: Front-Facing Polygon Offset Scale +Field Name Bits Default Description +SCALE 31:0 0x0 Specifies polygon offset scale for front-facing polygons; + 32b IEEE float format; applied after Z scale & offset (0 + to 2^24-1 range); slope computed in subpixels (1/12 or + 1/16) + +© 2008 Advanced Micro Devices, Inc. +Proprietary 44 + Revision 1.0 February 25, 2008 + + + + +SU:SU_REG_DEST · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x42c8 +DESCRIPTION: SU Raster pipe destination select for registers +Field Name Bits Default Description +SELECT 3:0 0xF Select which of the 2 pipes (enable per pipe) to send + register read/write to. b0: P0 enable, b3: P1 enable + + + +SU:SU_TEX_WRAP · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x42a0 +DESCRIPTION: Enables for Cylindrical Wrapping +Field Name Bits Default Description +T0C0 0 0x0 POSSIBLE VALUES: + 00 - Disable cylindrical wrapping for tex 0 comp 0. + 01 - Enable cylindrical wrapping for tex 0 comp 0. +T0C1 1 0x0 POSSIBLE VALUES: + 00 - Disable cylindrical wrapping for tex 0 comp 1. + 01 - Enable cylindrical wrapping for tex 0 comp 1. +T0C2 2 0x0 POSSIBLE VALUES: + 00 - Disable cylindrical wrapping for tex 0 comp 2. + 01 - Enable cylindrical wrapping for tex 0 comp 2. +T0C3 3 0x0 POSSIBLE VALUES: + 00 - Disable cylindrical wrapping for tex 0 comp 3. + 01 - Enable cylindrical wrapping for tex 0 comp 3. +T1C0 4 0x0 POSSIBLE VALUES: + 00 - Disable cylindrical wrapping for tex 1 comp 0. + 01 - Enable cylindrical wrapping for tex 1 comp 0. +T1C1 5 0x0 POSSIBLE VALUES: + 00 - Disable cylindrical wrapping for tex 1 comp 1. + 01 - Enable cylindrical wrapping for tex 1 comp 1. +T1C2 6 0x0 POSSIBLE VALUES: + 00 - Disable cylindrical wrapping for tex 1 comp 2. + 01 - Enable cylindrical wrapping for tex 1 comp 2. +T1C3 7 0x0 POSSIBLE VALUES: + 00 - Disable cylindrical wrapping for tex 1 comp 3. + 01 - Enable cylindrical wrapping for tex 1 comp 3. +T2C0 8 0x0 POSSIBLE VALUES: + 00 - Disable cylindrical wrapping for tex 2 comp 0. + 01 - Enable cylindrical wrapping for tex 2 comp 0. +T2C1 9 0x0 POSSIBLE VALUES: + 00 - Disable cylindrical wrapping for tex 2 comp 1. + 01 - Enable cylindrical wrapping for tex 2 comp 1. +T2C2 10 0x0 POSSIBLE VALUES: + 00 - Disable cylindrical wrapping for tex 2 comp 2. + 01 - Enable cylindrical wrapping for tex 2 comp 2. +T2C3 11 0x0 POSSIBLE VALUES: + 00 - Disable cylindrical wrapping for tex 2 comp 3. +© 2008 Advanced Micro Devices, Inc. +Proprietary 45 + Revision 1.0 February 25, 2008 + + + + + 01 - Enable cylindrical wrapping for tex 2 comp 3. +T3C0 12 0x0 POSSIBLE VALUES: + 00 - Disable cylindrical wrapping for tex 3 comp 0. + 01 - Enable cylindrical wrapping for tex 3 comp 0. +T3C1 13 0x0 POSSIBLE VALUES: + 00 - Disable cylindrical wrapping for tex 3 comp 1. + 01 - Enable cylindrical wrapping for tex 3 comp 1. +T3C2 14 0x0 POSSIBLE VALUES: + 00 - Disable cylindrical wrapping for tex 3 comp 2. + 01 - Enable cylindrical wrapping for tex 3 comp 2. +T3C3 15 0x0 POSSIBLE VALUES: + 00 - Disable cylindrical wrapping for tex 3 comp 3. + 01 - Enable cylindrical wrapping for tex 3 comp 3. +T4C0 16 0x0 POSSIBLE VALUES: + 00 - Disable cylindrical wrapping for tex 4 comp 0. + 01 - Enable cylindrical wrapping for tex 4 comp 0. +T4C1 17 0x0 POSSIBLE VALUES: + 00 - Disable cylindrical wrapping for tex 4 comp 1. + 01 - Enable cylindrical wrapping for tex 4 comp 1. +T4C2 18 0x0 POSSIBLE VALUES: + 00 - Disable cylindrical wrapping for tex 4 comp 2. + 01 - Enable cylindrical wrapping for tex 4 comp 2. +T4C3 19 0x0 POSSIBLE VALUES: + 00 - Disable cylindrical wrapping for tex 4 comp 3. + 01 - Enable cylindrical wrapping for tex 4 comp 3. +T5C0 20 0x0 POSSIBLE VALUES: + 00 - Disable cylindrical wrapping for tex 5 comp 0. + 01 - Enable cylindrical wrapping for tex 5 comp 0. +T5C1 21 0x0 POSSIBLE VALUES: + 00 - Disable cylindrical wrapping for tex 5 comp 1. + 01 - Enable cylindrical wrapping for tex 5 comp 1. +T5C2 22 0x0 POSSIBLE VALUES: + 00 - Disable cylindrical wrapping for tex 5 comp 2. + 01 - Enable cylindrical wrapping for tex 5 comp 2. +T5C3 23 0x0 POSSIBLE VALUES: + 00 - Disable cylindrical wrapping for tex 5 comp 3. + 01 - Enable cylindrical wrapping for tex 5 comp 3. +T6C0 24 0x0 POSSIBLE VALUES: + 00 - Disable cylindrical wrapping for tex 6 comp 0. + 01 - Enable cylindrical wrapping for tex 6 comp 0. +T6C1 25 0x0 POSSIBLE VALUES: + 00 - Disable cylindrical wrapping for tex 6 comp 1. + 01 - Enable cylindrical wrapping for tex 6 comp 1. +T6C2 26 0x0 POSSIBLE VALUES: + 00 - Disable cylindrical wrapping for tex 6 comp 2. + 01 - Enable cylindrical wrapping for tex 6 comp 2. +T6C3 27 0x0 POSSIBLE VALUES: + 00 - Disable cylindrical wrapping for tex 6 comp 3. + +© 2008 Advanced Micro Devices, Inc. +Proprietary 46 + Revision 1.0 February 25, 2008 + + + + + 01 - Enable cylindrical wrapping for tex 6 comp 3. +T7C0 28 0x0 POSSIBLE VALUES: + 00 - Disable cylindrical wrapping for tex 7 comp 0. + 01 - Enable cylindrical wrapping for tex 7 comp 0. +T7C1 29 0x0 POSSIBLE VALUES: + 00 - Disable cylindrical wrapping for tex 7 comp 1. + 01 - Enable cylindrical wrapping for tex 7 comp 1. +T7C2 30 0x0 POSSIBLE VALUES: + 00 - Disable cylindrical wrapping for tex 7 comp 2. + 01 - Enable cylindrical wrapping for tex 7 comp 2. +T7C3 31 0x0 POSSIBLE VALUES: + 00 - Disable cylindrical wrapping for tex 7 comp 3. + 01 - Enable cylindrical wrapping for tex 7 comp 3. + + + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 47 + Revision 1.0 February 25, 2008 + + + + +1.8 Texture Registers +TX:TX_BORDER_COLOR_[0-15] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x45c0-0x45fc +DESCRIPTION: Border Color for Map 0 +Field Name Bits Default Description +BORDER_COLOR 31:0 none Color used for borders. Format is the same as the texture + being bordered. + + + +TX:TX_CHROMA_KEY_[0-15] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4580-0x45bc +DESCRIPTION: Texture Chroma Key for Map 0 +Field Name Bits Default Description +CHROMA_KEY 31:0 none Color used for chroma key compare. Format is the same + as the texture being keyed. + + + +TX:TX_ENABLE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4104 +DESCRIPTION: Texture Enables for Maps 0 to 15 +Field Name Bits Default Description +TEX_0_ENABLE 0 none Texture Map 0 Enable. + + POSSIBLE VALUES: + 00 - Disable, T0(ARGB) = 1,0,0,0 + 01 - Enable +TEX_1_ENABLE 1 none Texture Map 1 Enable. + + POSSIBLE VALUES: + 00 - Disable, T1(ARGB) = 1,0,0,0 + 01 - Enable +TEX_2_ENABLE 2 none Texture Map 2 Enable. + + POSSIBLE VALUES: + 00 - Disable, T2(ARGB) = 1,0,0,0 + 01 - Enable +TEX_3_ENABLE 3 none Texture Map 3 Enable. + + POSSIBLE VALUES: + 00 - Disable, T3(ARGB) = 1,0,0,0 + 01 - Enable +TEX_4_ENABLE 4 none Texture Map 4 Enable. + + POSSIBLE VALUES: + 00 - Disable, T4(ARGB) = 1,0,0,0 + 01 - Enable +TEX_5_ENABLE 5 none Texture Map 5 Enable. + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 48 + Revision 1.0 February 25, 2008 + + + + + POSSIBLE VALUES: + 00 - Disable, T5(ARGB) = 1,0,0,0 + 01 - Enable +TEX_6_ENABLE 6 none Texture Map 6 Enable. + + POSSIBLE VALUES: + 00 - Disable, T6(ARGB) = 1,0,0,0 + 01 - Enable +TEX_7_ENABLE 7 none Texture Map 7 Enable. + + POSSIBLE VALUES: + 00 - Disable, T7(ARGB) = 1,0,0,0 + 01 - Enable +TEX_8_ENABLE 8 none Texture Map 8 Enable. + + POSSIBLE VALUES: + 00 - Disable, T8(ARGB) = 1,0,0,0 + 01 - Enable +TEX_9_ENABLE 9 none Texture Map 9 Enable. + + POSSIBLE VALUES: + 00 - Disable, T9(ARGB) = 1,0,0,0 + 01 - Enable +TEX_10_ENABLE 10 none Texture Map 10 Enable. + + POSSIBLE VALUES: + 00 - Disable, T10(ARGB) = 1,0,0,0 + 01 - Enable +TEX_11_ENABLE 11 none Texture Map 11 Enable. + + POSSIBLE VALUES: + 00 - Disable, T11(ARGB) = 1,0,0,0 + 01 - Enable +TEX_12_ENABLE 12 none Texture Map 12 Enable. + + POSSIBLE VALUES: + 00 - Disable, T12(ARGB) = 1,0,0,0 + 01 - Enable +TEX_13_ENABLE 13 none Texture Map 13 Enable. + + POSSIBLE VALUES: + 00 - Disable, T13(ARGB) = 1,0,0,0 + 01 - Enable +TEX_14_ENABLE 14 none Texture Map 14 Enable. + + POSSIBLE VALUES: + 00 - Disable, T14(ARGB) = 1,0,0,0 + +© 2008 Advanced Micro Devices, Inc. +Proprietary 49 + Revision 1.0 February 25, 2008 + + + + + 01 - Enable +TEX_15_ENABLE 15 none Texture Map 15 Enable. + + POSSIBLE VALUES: + 00 - Disable, T15(ARGB) = 1,0,0,0 + 01 - Enable + + + +TX:TX_FILTER0_[0-15] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4400-0x443c +DESCRIPTION: Texture Filter State for Map 0 +Field Name Bits Default Description +CLAMP_S 2:0 none Clamp mode for first texture coordinate + + POSSIBLE VALUES: + 00 - Wrap (repeat) + 01 - Mirror + 02 - Clamp to last texel (0.0 to 1.0) + 03 - MirrorOnce to last texel (-1.0 to 1.0) + 04 - Clamp half way to border color (0.0 to 1.0) + 05 - MirrorOnce half way to border color (-1.0 to 1.0) + 06 - Clamp to border color (0.0 to 1.0) + 07 - MirrorOnce to border color (-1.0 to 1.0) +CLAMP_T 5:3 none Clamp mode for second texture coordinate + + POSSIBLE VALUES: + 00 - Wrap (repeat) + 01 - Mirror + 02 - Clamp to last texel (0.0 to 1.0) + 03 - MirrorOnce to last texel (-1.0 to 1.0) + 04 - Clamp half way to border color (0.0 to 1.0) + 05 - MirrorOnce half way to border color (-1.0 to 1.0) + 06 - Clamp to border color (0.0 to 1.0) + 07 - MirrorOnce to border color (-1.0 to 1.0) +CLAMP_R 8:6 none Clamp mode for third texture coordinate + + POSSIBLE VALUES: + 00 - Wrap (repeat) + 01 - Mirror + 02 - Clamp to last texel (0.0 to 1.0) + 03 - MirrorOnce to last texel (-1.0 to 1.0) + 04 - Clamp half way to border color (0.0 to 1.0) + 05 - MirrorOnce half way to border color (-1.0 to 1.0) + 06 - Clamp to border color (0.0 to 1.0) + 07 - MirrorOnce to border color (-1.0 to 1.0) +MAG_FILTER 10:9 none Filter used when texture is magnified + + POSSIBLE VALUES: + 00 - Reserved + 01 - Point + +© 2008 Advanced Micro Devices, Inc. +Proprietary 50 + Revision 1.0 February 25, 2008 + + + + + 02 - Linear + 03 - Reserved +MIN_FILTER 12:11 none Filter used when texture is minified + + POSSIBLE VALUES: + 00 - Reserved + 01 - Point + 02 - Linear + 03 - Reserved +MIP_FILTER 14:13 none Filter used between mipmap levels + + POSSIBLE VALUES: + 00 - None + 01 - Point + 02 - Linear + 03 - Reserved +VOL_FILTER 16:15 none Filter used between layers of a volume + + POSSIBLE VALUES: + 00 - None (no filter specifed, select from MIN/MAG + filters) + 01 - Point + 02 - Linear + 03 - Reserved +MAX_MIP_LEVEL 20:17 none LOD index of largest (finest) mipmap to use (0 is + largest). Ranges from 0 to NUM_LEVELS. +Reserved 23:21 none +ID 31:28 none Logical id for this physical texture + + + +TX:TX_FILTER1_[0-15] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4440-0x447c +DESCRIPTION: Texture Filter State for Map 0 +Field Name Bits Default Description +CHROMA_KEY_MODE 1:0 none Chroma Key Mode + + POSSIBLE VALUES: + 00 - Disable + 01 - ChromaKey (kill pixel if any sample matches + chroma key) + 02 - ChromaKeyBlend (set sample to 0 if it matches + chroma key) +MC_ROUND 2 none Bilinear rounding mode + + POSSIBLE VALUES: + 00 - Normal rounding on all components (+0.5) + 01 - MPEG4 rounding on all components (+0.25) +LOD_BIAS 12:3 none (s4.5). Ranges from -16.0 to 15.99. Mipmap LOD bias + measured in mipmap levels. Added to the signed, + +© 2008 Advanced Micro Devices, Inc. +Proprietary 51 + Revision 1.0 February 25, 2008 + + + + + computed LOD before the LOD is clamped. +Reserved 13 none +MC_COORD_TRUNCATE 14 none MPEG coordinate truncation mode + + POSSIBLE VALUES: + 00 - Dont truncate coordinate fractions. + 01 - Truncate coordinate fractions to 0.0 and 0.5 for + MPEG + + + +TX:TX_FORMAT0_[0-15] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4480-0x44bc +DESCRIPTION: Texture Format State for Map 0 +Field Name Bits Default Description +TXWIDTH 10:0 none Image width - 1. The largest image is 2048 texels. When + wrapping or mirroring, must be a power of 2. When + mipmapping, must be a power of 2 or padded to a power + of 2 in memory. Can always be non-square, except for + cube maps which must be square. +TXHEIGHT 21:11 none Image height - 1. The largest image is 2048 texels. When + wrapping or mirroring, must be a power of 2. When + mipmapping, must be a power of 2 or padded to a power + of 2 in memory. Can always be non-square, except for + cube maps which must be square. +TXDEPTH 25:22 none LOG2(depth) of volume texture +NUM_LEVELS 29:26 none Number of mipmap levels minus 1. Ranges from 0 to 11. + Equivalent to LOD index of smallest (coarsest) mipmap + to use. +PROJECTED 30 none Specifies whether texture coords are projected. + + POSSIBLE VALUES: + 00 - Non-Projected + 01 - Projected +TXPITCH_EN 31 none Indicates when TXPITCH should be used instead of + TXWIDTH for image addressing + + POSSIBLE VALUES: + 00 - Use TXWIDTH for image addressing + 01 - Use TXPITCH for image addressing + + + +TX:TX_FORMAT1_[0-15] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x44c0-0x44fc +DESCRIPTION: Texture Format State for Map 0 +Field Name Bits Default Description +TXFORMAT 4:0 none Texture Format. Components are numbered right to left. + Parenthesis indicate typical uses of each format. + + POSSIBLE VALUES: +© 2008 Advanced Micro Devices, Inc. +Proprietary 52 + Revision 1.0 February 25, 2008 + + + + + 00 - TX_FMT_8 + 01 - TX_FMT_16 + 02 - TX_FMT_4_4 + 03 - TX_FMT_8_8 + 04 - TX_FMT_16_16 + 05 - TX_FMT_3_3_2 + 06 - TX_FMT_5_6_5 + 07 - TX_FMT_6_5_5 + 08 - TX_FMT_11_11_10 + 09 - TX_FMT_10_11_11 + 10 - TX_FMT_4_4_4_4 + 11 - TX_FMT_1_5_5_5 + 12 - TX_FMT_8_8_8_8 + 13 - TX_FMT_2_10_10_10 + 14 - TX_FMT_16_16_16_16 + 15 - Reserved + 16 - Reserved + 17 - Reserved + 18 - TX_FMT_Y8 + 19 - TX_FMT_AVYU444 + 20 - TX_FMT_VYUY422 + 21 - TX_FMT_YVYU422 + 22 - TX_FMT_16_MPEG + 23 - TX_FMT_16_16_MPEG + 24 - TX_FMT_16f + 25 - TX_FMT_16f_16f + 26 - TX_FMT_16f_16f_16f_16f + 27 - TX_FMT_32f + 28 - TX_FMT_32f_32f + 29 - TX_FMT_32f_32f_32f_32f + 30 - TX_FMT_W24_FP +SIGNED_COMP0 5 none Component0 filter should interpret texel data as signed or + unsigned. (Ignored for Y/YUV formats.) + + POSSIBLE VALUES: + 00 - Component0 filter should interpret texel data as + unsigned + 01 - Component0 filter should interpret texel data as + signed +SIGNED_COMP1 6 none Component1 filter should interpret texel data as signed or + unsigned. (Ignored for Y/YUV formats.) + + POSSIBLE VALUES: + 00 - Component1 filter should interpret texel data as + unsigned + 01 - Component1 filter should interpret texel data as + signed +SIGNED_COMP2 7 none Component2 filter should interpret texel data as signed or + unsigned. (Ignored for Y/YUV formats.) + + POSSIBLE VALUES: + 00 - Component2 filter should interpret texel data as +© 2008 Advanced Micro Devices, Inc. +Proprietary 53 + Revision 1.0 February 25, 2008 + + + + + unsigned + 01 - Component2 filter should interpret texel data as + signed +SIGNED_COMP3 8 none Component3 filter should interpret texel data as signed or + unsigned. (Ignored for Y/YUV formats.) + + POSSIBLE VALUES: + 00 - Component3 filter should interpret texel data as + unsigned + 01 - Component3 filter should interpret texel data as + signed +SEL_ALPHA 11:9 none Specifies swizzling for alpha channel at the input of the + pixel shader. (Ignored for Y/YUV formats.) + + POSSIBLE VALUES: + 00 - Select Texture Component0 for the Alpha + Channel. + 01 - Select Texture Component1 for the Alpha + Channel. + 02 - Select Texture Component2 for the Alpha + Channel. + 03 - Select Texture Component3 for the Alpha + Channel. + 04 - Select the value 0 for the Alpha Channel. + 05 - Select the value 1 for the Alpha Channel. +SEL_RED 14:12 none Specifies swizzling for red channel at the input of the + pixel shader. (Ignored for Y/YUV formats.) + + POSSIBLE VALUES: + 00 - Select Texture Component0 for the Red Channel. + 01 - Select Texture Component1 for the Red Channel. + 02 - Select Texture Component2 for the Red Channel. + 03 - Select Texture Component3 for the Red Channel. + 04 - Select the value 0 for the Red Channel. + 05 - Select the value 1 for the Red Channel. +SEL_GREEN 17:15 none Specifies swizzling for green channel at the input of the + pixel shader. (Ignored for Y/YUV formats.) + + POSSIBLE VALUES: + 00 - Select Texture Component0 for the Green + Channel. + 01 - Select Texture Component1 for the Green + Channel. + 02 - Select Texture Component2 for the Green + Channel. + 03 - Select Texture Component3 for the Green + Channel. + 04 - Select the value 0 for the Green Channel. + 05 - Select the value 1 for the Green Channel. +SEL_BLUE 20:18 none Specifies swizzling for blue channel at the input of the + pixel shader. (Ignored for Y/YUV formats.) +© 2008 Advanced Micro Devices, Inc. +Proprietary 54 + Revision 1.0 February 25, 2008 + + + + + POSSIBLE VALUES: + 00 - Select Texture Component0 for the Blue + Channel. + 01 - Select Texture Component1 for the Blue + Channel. + 02 - Select Texture Component2 for the Blue + Channel. + 03 - Select Texture Component3 for the Blue + Channel. + 04 - Select the value 0 for the Blue Channel. + 05 - Select the value 1 for the Blue Channel. +GAMMA 21 none Optionally remove gamma from texture before passing to + shader. Only apply to 8bit or less components. + + POSSIBLE VALUES: + 00 - Disable gamma removal + 01 - Enable gamma removal +YUV_TO_RGB 23:22 none YUV to RGB conversion mode + + POSSIBLE VALUES: + 00 - Disable YUV to RGB conversion + 01 - Enable YUV to RGB conversion (with clamp) + 02 - Enable YUV to RGB conversion (without clamp) +SWAP_YUV 24 none POSSIBLE VALUES: + 00 - Disable swap YUV mode + 01 - Enable swap YUV mode (hw inverts upper bit of + U and V) +TEX_COORD_TYPE 26:25 none Specifies coordinate type. + + POSSIBLE VALUES: + 00 - 2D + 01 - 3D + 02 - Cube + 03 - Reserved +CACHE 31:27 none Multi-texture performance can be optimized and made + deterministic by assigning textures to separate regions + under sw control. + + POSSIBLE VALUES: + 00 - WHOLE + 01 - Reserved + 02 - HALF_REGION_0 + 03 - HALF_REGION_1 + 04 - FOURTH_REGION_0 + 05 - FOURTH_REGION_1 + 06 - FOURTH_REGION_2 + 07 - FOURTH_REGION_3 + 08 - EIGHTH_REGION_0 + 09 - EIGHTH_REGION_1 + +© 2008 Advanced Micro Devices, Inc. +Proprietary 55 + Revision 1.0 February 25, 2008 + + + + + 10 - EIGHTH_REGION_2 + 11 - EIGHTH_REGION_3 + 12 - EIGHTH_REGION_4 + 13 - EIGHTH_REGION_5 + 14 - EIGHTH_REGION_6 + 15 - EIGHTH_REGION_7 + 16 - SIXTEENTH_REGION_0 + 17 - SIXTEENTH_REGION_1 + 18 - SIXTEENTH_REGION_2 + 19 - SIXTEENTH_REGION_3 + 20 - SIXTEENTH_REGION_4 + 21 - SIXTEENTH_REGION_5 + 22 - SIXTEENTH_REGION_6 + 23 - SIXTEENTH_REGION_7 + 24 - SIXTEENTH_REGION_8 + 25 - SIXTEENTH_REGION_9 + 26 - SIXTEENTH_REGION_A + 27 - SIXTEENTH_REGION_B + 28 - SIXTEENTH_REGION_C + 29 - SIXTEENTH_REGION_D + 30 - SIXTEENTH_REGION_E + 31 - SIXTEENTH_REGION_F + + + +TX:TX_FORMAT2_[0-15] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4500-0x453c +DESCRIPTION: Texture Format State for Map 0 +Field Name Bits Default Description +TXPITCH 13:0 none Used instead of TXWIDTH for image addressing when + TXPITCH_EN is asserted. Pitch is given as number of + texels minus one. Maximum pitch is 16K texels. + + + +TX:TX_INVALTAGS · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4100 +DESCRIPTION: Invalidate texture cache tags +Field Name Bits Default Description +RESERVED 31:0 none + + + +TX:TX_OFFSET_[0-15] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4540-0x457c +DESCRIPTION: Texture Offset State for Map 0 +Field Name Bits Default Description +ENDIAN_SWAP 1:0 none Endian Control + + POSSIBLE VALUES: + 00 - No swap + 01 - 16 bit swap + 02 - 32 bit swap + 03 - Half-DWORD swap + +© 2008 Advanced Micro Devices, Inc. +Proprietary 56 + Revision 1.0 February 25, 2008 + + + + +MACRO_TILE 2 none Macro Tile Control + + POSSIBLE VALUES: + 00 - 2KB page is linear + 01 - 2KB page is tiled +MICRO_TILE 4:3 none Micro Tile Control + + POSSIBLE VALUES: + 00 - 32 byte cache line is linear + 01 - 32 byte cache line is tiled + 02 - 32 byte cache line is tiled square (only applies to + 16-bit texel) + 03 - Reserved +TXOFFSET 31:5 none 32-byte aligned pointer to base map + + + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 57 + Revision 1.0 February 25, 2008 + + + + +1.9 Fragment Shader Registers +US:US_ALU_ALPHA_ADDR_[0-63] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x47c0-0x48bc +DESCRIPTION: This table specifies the Alpha source addresses for up to 64 ALU instruction. The ALU expects 6 +source operands - three for color (rgb0, rgb1, rgb2) and three for alpha (a0, a1, a2). +Field Name Bits Default Description +ADDR0 5:0 0x0 Specifies the identity of source operands a0, a1, and a2. + Values 0 through 31 specify a location within the current + pixel stack frame. Values 32 through 63 specify a + constant. +ADDR1 11:6 0x0 Specifies the identity of source operands a0, a1, and a2. + Values 0 through 31 specify a location within the current + pixel stack frame. Values 32 through 63 specify a + constant. +ADDR2 17:12 0x0 Specifies the identity of source operands a0, a1, and a2. + Values 0 through 31 specify a location within the current + pixel stack frame. Values 32 through 63 specify a + constant. +ADDRD 22:18 0x0 Specifies the address of the pixel stack frame register to + which the Alpha result of this instruction is to be written. +WMASK 23 0x0 Specifies whether or not to write the Alpha component of + the result for this instruction to the pixel stack frame. + + POSSIBLE VALUES: + 00 - NONE: No not write register. + 01 - A: Write the alpha channel only. +OMASK 24 0x0 Specifies whether or not to write the Alpha component of + the result of this instruction to the output fifo. + + POSSIBLE VALUES: + 00 - NONE: No not write output. + 01 - A: Write the alpha channel only. +TARGET 26:25 0x0 Specifies which frame buffer target to write to. + + POSSIBLE VALUES: + 00 - A: Output to render target A + 01 - B: Output to render target B + 02 - C: Output to render target C + 03 - D: Output to render target D +OMASK_W 27 0x0 Specifies whether or not to write the Alpha component of + the result of this instuction to the depth output fifo. + + POSSIBLE VALUES: + 00 - NONE: No not write output to w. + 01 - A: Write the alpha channel only. +STAT_WE 31:28 0x0 Specifies which components (R,G,B,A) contribute to the + stat count (see performance counter field in + US_CONFIG). + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 58 + Revision 1.0 February 25, 2008 + + + + +US:US_ALU_ALPHA_INST_[0-63] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x49c0-0x4abc +DESCRIPTION: ALU Alpha Instruction +Field Name Bits Default Description +SEL_A 4:0 0x0 Specifies the operand and component select for inputs A, + B, and C. + + POSSIBLE VALUES: + 00 - src0.r + 01 - src0.g + 02 - src0.b + 03 - src1.r + 04 - src1.g + 05 - src1.b + 06 - src2.r + 07 - src2.g + 08 - src2.b + 09 - src0.a + 10 - src1.a + 11 - src2.a + 12 - srcp.r + 13 - srcp.g + 14 - srcp.b + 15 - srcp.a + 16 - 0.0 + 17 - 1.0 + 18 - 0.5 +MOD_A 6:5 0x0 Specifies the modifier for inputs A, B, and C. + + POSSIBLE VALUES: + 00 - NOP: Do not modify input + 01 - NEG: Negate input + 02 - ABS: Take absolute value of input + 03 - NAB: Take negative absolute value of input +SEL_B 11:7 0x0 Specifies the operand and component select for inputs A, + B, and C. + + POSSIBLE VALUES: + 00 - src0.r + 01 - src0.g + 02 - src0.b + 03 - src1.r + 04 - src1.g + 05 - src1.b + 06 - src2.r + 07 - src2.g + 08 - src2.b + 09 - src0.a + 10 - src1.a + 11 - src2.a + 12 - srcp.r + 13 - srcp.g + +© 2008 Advanced Micro Devices, Inc. +Proprietary 59 + Revision 1.0 February 25, 2008 + + + + + 14 - srcp.b + 15 - srcp.a + 16 - 0.0 + 17 - 1.0 + 18 - 0.5 +MOD_B 13:12 0x0 Specifies the modifier for inputs A, B, and C. + + POSSIBLE VALUES: + 00 - NOP: Do not modify input + 01 - NEG: Negate input + 02 - ABS: Take absolute value of input + 03 - NAB: Take negative absolute value of input +SEL_C 18:14 0x0 Specifies the operand and component select for inputs A, + B, and C. + + POSSIBLE VALUES: + 00 - src0.r + 01 - src0.g + 02 - src0.b + 03 - src1.r + 04 - src1.g + 05 - src1.b + 06 - src2.r + 07 - src2.g + 08 - src2.b + 09 - src0.a + 10 - src1.a + 11 - src2.a + 12 - srcp.r + 13 - srcp.g + 14 - srcp.b + 15 - srcp.a + 16 - 0.0 + 17 - 1.0 + 18 - 0.5 +MOD_C 20:19 0x0 Specifies the modifier for inputs A, B, and C. + + POSSIBLE VALUES: + 00 - NOP: Do not modify input + 01 - NEG: Negate input + 02 - ABS: Take absolute value of input + 03 - NAB: Take negative absolute value of input +SRCP_OP 22:21 0x0 Specifies how the pre-subtract value (SRCP) is computed + + POSSIBLE VALUES: + 00 - 1.0-2.0*A0 + 01 - A1-A0 + 02 - A1+A0 + 03 - 1.0-A0 +OP 26:23 0x0 Specifies the operand for this instruction. + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 60 + Revision 1.0 February 25, 2008 + + + + + POSSIBLE VALUES: + 00 - OP_MAD: Result = A*B + C + 01 - OP_DP: Result = dot product from RGB ALU + 02 - OP_MIN: Result = min(A,B) + 03 - OP_MAX: Result = max(A,B) + 04 - reserved + 05 - OP_CND: Result = cnd(A,B,C) = (C>0.5)?A:B + 06 - OP_CMP: Result = cmp(A,B,C) = (C>=0.0)?A:B + 07 - OP_FRC: Result = fractional(A) + 08 - OP_EX2: Result = 2^^A + 09 - OP_LN2: Result = log2(A) + 10 - OP_RCP: Result = 1/A + 11 - OP_RSQ: Result = 1/sqrt(A) +OMOD 29:27 0x0 Specifies the output modifier for this instruction. + + POSSIBLE VALUES: + 00 - Result + 01 - Result *2 + 02 - Result *4 + 03 - Result *8 + 04 - Result / 2 + 05 - Result / 4 + 06 - Result / 8 + 07 - Reserved +CLAMP 30 0x0 Specifies clamp mode for this instruction. + + POSSIBLE VALUES: + 00 - Do not clamp output. + 01 - Clamp output to the range [0,1]. + + + +US:US_ALU_RGB_ADDR_[0-63] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x46c0-0x47bc +DESCRIPTION: This table specifies the RGB source and destination addresses for up to 64 ALU instructions. The +ALU expects 6 source operands - three for color (rgb0, rgb1, rgb2) and three for alpha (a0, a1, a2). +Field Name Bits Default Description +ADDR0 5:0 0x0 Specifies the identity of source operands rgb0, rgb1, and + rgb2. Values 0 through 31 specify a location within the + current pixel stack frame. Values 32 through 63 specify a + constant. +ADDR1 11:6 0x0 Specifies the identity of source operands rgb0, rgb1, and + rgb2. Values 0 through 31 specify a location within the + current pixel stack frame. Values 32 through 63 specify a + constant. +ADDR2 17:12 0x0 Specifies the identity of source operands rgb0, rgb1, and + rgb2. Values 0 through 31 specify a location within the + current pixel stack frame. Values 32 through 63 specify a + constant. +ADDRD 22:18 0x0 Specifies the address of the pixel stack frame register to + +© 2008 Advanced Micro Devices, Inc. +Proprietary 61 + Revision 1.0 February 25, 2008 + + + + + which the RGB result of this instruction is to be written. +WMASK 25:23 0x0 Specifies which of the R, G, and B components of the + result of this instruction are written to the pixel stack + frame. + + POSSIBLE VALUES: + 00 - NONE: No not write any output. + 01 - R: Write the red channel only. + 02 - G: Write the green channel only. + 03 - RG: Write the red and green channels. + 04 - B: Write the blue channel only. + 05 - RB: Write the red and blue channels. + 06 - GB: Write the green and blue channels. + 07 - RGB: Write the red, green, and blue channels. +OMASK 28:26 0x0 Specifies which of the R, G, and B components of the + result of this instruction are written to the output fifo. + + POSSIBLE VALUES: + 00 - NONE: No not write any output. + 01 - R: Write the red channel only. + 02 - G: Write the green channel only. + 03 - RG: Write the red and green channels. + 04 - B: Write the blue channel only. + 05 - RB: Write the red and blue channels. + 06 - GB: Write the green and blue channels. + 07 - RGB: Write the red, green, and blue channels. +TARGET 30:29 0x0 Specifies which frame buffer target to write to. + + POSSIBLE VALUES: + 00 - A: Output to render target A + 01 - B: Output to render target B + 02 - C: Output to render target C + 03 - D: Output to render target D + + + +US:US_ALU_RGB_INST_[0-63] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x48c0-0x49bc +DESCRIPTION: ALU RGB Instruction +Field Name Bits Default Description +SEL_A 4:0 0x0 Specifies the operand and component select for inputs A, + B, and C. + + POSSIBLE VALUES: + 00 - src0.rgb + 01 - src0.rrr + 02 - src0.ggg + 03 - src0.bbb + 04 - src1.rgb + 05 - src1.rrr + 06 - src1.ggg + 07 - src1.bbb +© 2008 Advanced Micro Devices, Inc. +Proprietary 62 + Revision 1.0 February 25, 2008 + + + + + 08 - src2.rgb + 09 - src2.rrr + 10 - src2.ggg + 11 - src2.bbb + 12 - src0.aaa + 13 - src1.aaa + 14 - src2.aaa + 15 - srcp.rgb + 16 - srcp.rrr + 17 - srcp.ggg + 18 - srcp.bbb + 19 - srcp.aaa + 20 - 0.0 + 21 - 1.0 + 22 - 0.5 + 23 - src0.gbr + 24 - src1.gbr + 25 - src2.gbr + 26 - src0.brg + 27 - src1.brg + 28 - src2.brg + 29 - src0.abg + 30 - src1.abg + 31 - src2.abg +MOD_A 6:5 0x0 Specifies the modifier for inputs A, B, and C. + + POSSIBLE VALUES: + 00 - NOP: Do not modify input + 01 - NEG: Negate input + 02 - ABS: Take absolute value of input + 03 - NAB: Take negative absolute value of input +SEL_B 11:7 0x0 Specifies the operand and component select for inputs A, + B, and C. + + POSSIBLE VALUES: + 00 - src0.rgb + 01 - src0.rrr + 02 - src0.ggg + 03 - src0.bbb + 04 - src1.rgb + 05 - src1.rrr + 06 - src1.ggg + 07 - src1.bbb + 08 - src2.rgb + 09 - src2.rrr + 10 - src2.ggg + 11 - src2.bbb + 12 - src0.aaa + 13 - src1.aaa + 14 - src2.aaa + 15 - srcp.rgb + 16 - srcp.rrr + +© 2008 Advanced Micro Devices, Inc. +Proprietary 63 + Revision 1.0 February 25, 2008 + + + + + 17 - srcp.ggg + 18 - srcp.bbb + 19 - srcp.aaa + 20 - 0.0 + 21 - 1.0 + 22 - 0.5 + 23 - src0.gbr + 24 - src1.gbr + 25 - src2.gbr + 26 - src0.brg + 27 - src1.brg + 28 - src2.brg + 29 - src0.abg + 30 - src1.abg + 31 - src2.abg +MOD_B 13:12 0x0 Specifies the modifier for inputs A, B, and C. + + POSSIBLE VALUES: + 00 - NOP: Do not modify input + 01 - NEG: Negate input + 02 - ABS: Take absolute value of input + 03 - NAB: Take negative absolute value of input +SEL_C 18:14 0x0 Specifies the operand and component select for inputs A, + B, and C. + + POSSIBLE VALUES: + 00 - src0.rgb + 01 - src0.rrr + 02 - src0.ggg + 03 - src0.bbb + 04 - src1.rgb + 05 - src1.rrr + 06 - src1.ggg + 07 - src1.bbb + 08 - src2.rgb + 09 - src2.rrr + 10 - src2.ggg + 11 - src2.bbb + 12 - src0.aaa + 13 - src1.aaa + 14 - src2.aaa + 15 - srcp.rgb + 16 - srcp.rrr + 17 - srcp.ggg + 18 - srcp.bbb + 19 - srcp.aaa + 20 - 0.0 + 21 - 1.0 + 22 - 0.5 + 23 - src0.gbr + 24 - src1.gbr + 25 - src2.gbr + +© 2008 Advanced Micro Devices, Inc. +Proprietary 64 + Revision 1.0 February 25, 2008 + + + + + 26 - src0.brg + 27 - src1.brg + 28 - src2.brg + 29 - src0.abg + 30 - src1.abg + 31 - src2.abg +MOD_C 20:19 0x0 Specifies the modifier for inputs A, B, and C. + + POSSIBLE VALUES: + 00 - NOP: Do not modify input + 01 - NEG: Negate input + 02 - ABS: Take absolute value of input + 03 - NAB: Take negative absolute value of input +SRCP_OP 22:21 0x0 Specifies how the pre-subtract value (SRCP) is computed + + POSSIBLE VALUES: + 00 - 1.0-2.0*RGB0 + 01 - RGB1-RGB0 + 02 - RGB1+RGB0 + 03 - 1.0-RGB0 +OP 26:23 0x0 Specifies the operand for this instruction. + + POSSIBLE VALUES: + 00 - OP_MAD: Result = A*B + C + 01 - OP_DP3: Result = A.r*B.r + A.g*B.g + A.b*B.b + 02 - OP_DP4: Result = A.r*B.r + A.g*B.g + A.b*B.b + + A.a*B.a + 03 - OP_D2A: Result = A.r*B.r + A.g*B.g + C.b + 04 - OP_MIN: Result = min(A,B) + 05 - OP_MAX: Result = max(A,B) + 06 - reserved + 07 - OP_CND: Result = cnd(A,B,C) = (C>0.5)?A:B + 08 - OP_CMP: Result = cmp(A,B,C) = (C>=0.0)?A:B + 09 - OP_FRC: Result = frac(A) + 10 - OP_SOP: Result = ex2,ln2,rcp,rsq from Alpha + ALU +OMOD 29:27 0x0 Specifies the output modifier for this instruction. + + POSSIBLE VALUES: + 00 - Result + 01 - Result *2 + 02 - Result *4 + 03 - Result *8 + 04 - Result / 2 + 05 - Result / 4 + 06 - Result / 8 + 07 - Reserved +CLAMP 30 0x0 Specifies clamp mode for this instruction. + + POSSIBLE VALUES: + +© 2008 Advanced Micro Devices, Inc. +Proprietary 65 + Revision 1.0 February 25, 2008 + + + + + 00 - Do not clamp output. + 01 - Clamp output to the range [0,1]. +NOP 31 0x0 Specifies whether to insert a NOP instruction after this. + This would get specified in order to meet dependency + requirements for the pre-subtract inputs. + + POSSIBLE VALUES: + 00 - Do not insert NOP instruction after this one + 01 - Insert a NOP instruction after this one + + + +US:US_CODE_ADDR_[0-3] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4610-0x461c +DESCRIPTION: Code Address for Indirection Levels 0 to 3 +Field Name Bits Default Description +ALU_START 5:0 0x0 Specifies the start address of the ALU microcode + segment associated with the current indirection level + (0:63) +ALU_SIZE 11:6 0x0 Specifies the size of the ALU microcode segment + associated with the current indirection level (1:64) +TEX_START 16:12 0x0 Specifies the start address of the texture microcode + segment associated with the current indirection level + (0:31) +TEX_SIZE 21:17 0x0 Specifies the size of the texture microcode segment + associated with the current indirection level (1:32) +RGBA_OUT 22 0x0 Indicates at least one RGBA output instruction at this + level +W_OUT 23 0x0 Indicates at least one W output instruction at this level + + + +US:US_CODE_OFFSET · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4608 +DESCRIPTION: Specifies the offset and size for the ALU and Texture micrcode. These values are used to support +relocatable code, and to support register writes to the code store without requiring a pipeline flush. +Field Name Bits Default Description +ALU_OFFSET 5:0 0x0 Specifies the offset for the ALU code. This value is + added to the ALU_START field in the + US_CODE_ADDR registers (0:63) +ALU_SIZE 12:6 0x0 Specifies the total size for the ALU code for all levels + (0:64) +TEX_OFFSET 17:13 0x0 Specifies the offset for the Texture code. This value is + added to the TEX_START field in the + US_CODE_ADDR registers (0:31) +TEX_SIZE 23:18 0x0 Specifies the total size for the Texture code for all levels + (0:32) + + + +US:US_CONFIG · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4600 + +© 2008 Advanced Micro Devices, Inc. +Proprietary 66 + Revision 1.0 February 25, 2008 + + + + +DESCRIPTION: Shader Configuration +Field Name Bits Default Description +NLEVEL 2:0 0x0 Specifies the valid indirection levels. + + POSSIBLE VALUES: + 00 - Level 3 only (normal DX7-style texturing) + 01 - Levels 2 and 3 (DX8-style bump mapping) + 02 - Levels 1, 2, and 3 + 03 - Levels 0, 1, 2, and 3 +FIRST_TEX 3 0x0 Specifies whether or not the texture code for the first + valid level is enabled + + POSSIBLE VALUES: + 00 - Disabled + 01 - Enabled +Reserved 8:4 0x0 +Reserved 13:9 0x0 +Reserved 18:14 0x0 +Reserved 23:19 0x0 + + + +US:US_OUT_FMT_[0-3] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x46a4-0x46b0 +DESCRIPTION: Specifies how the shader output is written to the fog unit for each of up to four render targets +Field Name Bits Default Description +OUT_FMT 4:0 0x0 Specifies the number and size of components + + POSSIBLE VALUES: + 00 - C4_8 (S/U) + 01 - C4_10 (U) + 02 - C4_10_GAMMA - (U) + 03 - C_16 - (S/U) + 04 - C2_16 - (S/U) + 05 - C4_16 - (S/U) + 06 - C_16_MPEG - (S) + 07 - C2_16_MPEG - (S) + 08 - C2_4 - (U) + 09 - C_3_3_2 - (U) + 10 - C_6_5_6 - (S/U) + 11 - C_11_11_10 - (S/U) + 12 - C_10_11_11 - (S/U) + 13 - C_2_10_10_10 - (S/U) + 14 - reserved + 15 - UNUSED - Render target is not used + 16 - C_16_FP - (S10E5) + 17 - C2_16_FP - (S10E5) + 18 - C4_16_FP - (S10E5) + 19 - C_32_FP - (S23E8) + 20 - C2_32_FP - (S23E8) + +© 2008 Advanced Micro Devices, Inc. +Proprietary 67 + Revision 1.0 February 25, 2008 + + + + + 21 - C4_32_FP - (S23E8) +C0_SEL 9:8 0x0 Specifies the source for components C0, C1, C2, C3 + + POSSIBLE VALUES: + 00 - Alpha + 01 - Red + 02 - Green + 03 - Blue +C1_SEL 11:10 0x0 Specifies the source for components C0, C1, C2, C3 + + POSSIBLE VALUES: + 00 - Alpha + 01 - Red + 02 - Green + 03 - Blue +C2_SEL 13:12 0x0 Specifies the source for components C0, C1, C2, C3 + + POSSIBLE VALUES: + 00 - Alpha + 01 - Red + 02 - Green + 03 - Blue +C3_SEL 15:14 0x0 Specifies the source for components C0, C1, C2, C3 + + POSSIBLE VALUES: + 00 - Alpha + 01 - Red + 02 - Green + 03 - Blue +OUT_SIGN 19:16 0x0 Mask specifying whether components C3, C2, C1 and + C0 are signed (C4_8, C_16, C2_16 and C4_16 formats + only) + + + +US:US_PIXSIZE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4604 +DESCRIPTION: Shader pixel size. This register specifies the size and partitioning of the current pixel stack frame +Field Name Bits Default Description +PIX_SIZE 4:0 0x0 Specifies the total size of the current pixel stack frame + (1:32) + + + +US:US_TEX_INST_[0-31] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4620-0x469c +DESCRIPTION: Texture Instruction +Field Name Bits Default Description +SRC_ADDR 4:0 0x0 Specifies the location (within the shader pixel stack + frame) of the texture address for this instruction +DST_ADDR 10:6 0x0 Specifies the location (within the shader pixel stack + +© 2008 Advanced Micro Devices, Inc. +Proprietary 68 + Revision 1.0 February 25, 2008 + + + + + frame) of the returned texture data for this instruction +TEX_ID 14:11 0x0 Specifies the id of the texture map used for this + instruction +INST 17:15 0x0 Specifies the operation taking place for this instruction + + POSSIBLE VALUES: + 00 - NOP: Do nothing + 01 - LD: Do Texture Lookup (S,T,R) + 02 - TEXKILL: Kill pixel if any component is < 0 + 03 - PROJ: Do projected texture lookup + (S/Q,T/Q,R/Q) + 04 - LODBIAS: Do texture lookup with lod bias +OMOD 18 0x0 unused + + + +US:US_W_FMT · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x46b4 +DESCRIPTION: Specifies the source and format for the Depth (W) value output by the shader +Field Name Bits Default Description +W_FMT 1:0 0x0 Format for W + + POSSIBLE VALUES: + 00 - W0 - W is always zero + 01 - W24 - 24-bit fixed point + 02 - W24_FP - 24-bit floating point + 03 - Reserved +W_SRC 2 0x0 Source for W + + POSSIBLE VALUES: + 00 - WSRC_US - W comes from shader instruction + 01 - WSRC_RAS - W comes from rasterizer + + + +US:US_ALU_CONST_A_[0-31] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4c0c-0x4dfc +DESCRIPTION: Shader Constant Color 0 Alpha Component +Field Name Bits Default Description +KA 23:0 0x0 Specifies the alpha component; (S16E7) fixed format. + + + +US:US_ALU_CONST_B_[0-31] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4c08-0x4df8 +DESCRIPTION: Shader Constant Color 0 Blue Component +Field Name Bits Default Description +KB 23:0 0x0 Specifies the blue component; (S16E7) fixed format. + + + +US:US_ALU_CONST_G_[0-31] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4c04-0x4df4 + +© 2008 Advanced Micro Devices, Inc. +Proprietary 69 + Revision 1.0 February 25, 2008 + + + + +DESCRIPTION: Shader Constant Color 0 Green Component +Field Name Bits Default Description +KG 23:0 0x0 Specifies the green component; (S16E7) fixed format. + + + +US:US_ALU_CONST_R_[0-31] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4c00-0x4df0 +DESCRIPTION: Shader Constant Color 0 Red Component +Field Name Bits Default Description +KR 23:0 0x0 Specifies the red component; (S16E7) fixed format. + + + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 70 + Revision 1.0 February 25, 2008 + + + + +1.10 Vertex Registers +VAP:VAP_CLIP_CNTL · [R/W] · 32 bits · Access: 32 · MMReg:0x221c +DESCRIPTION: Control Bits for User Clip Planes and Clipping +Field Name Bits Default Description +UCP_ENA_0 0 0x0 Enable User Clip Plane 0 +UCP_ENA_1 1 0x0 Enable User Clip Plane 1 +UCP_ENA_2 2 0x0 Enable User Clip Plane 2 +UCP_ENA_3 3 0x0 Enable User Clip Plane 3 +UCP_ENA_4 4 0x0 Enable User Clip Plane 4 +UCP_ENA_5 5 0x0 Enable User Clip Plane 5 +PS_UCP_MODE 15:14 0x0 0 = Cull using distance from center of point + 1 = Cull using radius-based distance from center of + point + 2 = Cull using radius-based distance from center of + point, Expand and Clip on intersection + 3 = Always expand and clip as trifan +CLIP_DISABLE 16 0x0 Disables clip code generation and clipping process for + TCL +UCP_CULL_ONLY_ENA 17 0x0 Cull Primitives against UCPS, but don`t clip +BOUNDARY_EDGE_FLAG_ENA 18 0x0 If set, boundary edges are highlighted, else they are not + highlighted + + + +VAP:VAP_CNTL · [R/W] · 32 bits · Access: 32 · MMReg:0x2080 +DESCRIPTION: Vertex Assembler/Processor Control Register +Field Name Bits Default Description +PVS_NUM_SLOTS 3:0 0x0 Specifies the number of vertex slots to be used in the + VAP PVS process. A slot represents a single vertex + storage location1 across multiple engines (one vertex per + engine). By decreasing the number of slots, there is more + memory for each vertex, but less parallel processing. + Similarly, by increasing the number of slots, thre is less + memory per vertex but more vertices being processed in + parallel. +PVS_NUM_CNTLRS 7:4 0x0 Specifies the maximum number of controllers to be + processing in parallel. In general should be set to max + value of TBD. Can be changed for performance analysis. +PVS_NUM_FPUS 11:8 0x0 Specifies the number of Floating Point Units + (Vector/Math Engines) to use when processing vertices. +VF_MAX_VTX_NUM 21:18 0x9 This field controls the number of vertices that the vertex + fetcher manages for the TCL and Setup Vertex Storage + memories (and therefore the number of vertices that can + be re-used). This value should be set to 12 for most + operation, This number may be modified for + performance evaluation. The value is the maximum + vertex number used which is one less than the number of +© 2008 Advanced Micro Devices, Inc. +Proprietary 71 + Revision 1.0 February 25, 2008 + + + + + vertices (i.e. a 12 means 13 vertices will be used) +DX_CLIP_SPACE_DEF 22 0x0 Clip space is defined as: + 0: -W < X < W, -W < Y < W, -W < Z < W (OpenGL + Definition) + 1: -W < X < W, -W < Y < W, 0 < Z < W (DirectX + Definition) + + + +VAP:VAP_CNTL_STATUS · [R/W] · 32 bits · Access: 32 · MMReg:0x2140 +DESCRIPTION: Vertex Assemblen/Processor Control Status +Field Name Bits Default Description +VC_SWAP 1:0 0x0 Endian-Swap Control. + 0 = No swap 1 = 16-bit swap: 0xAABBCCDD becomes + 0xBBAADDCC + 2 = 32-bit swap: 0xAABBCCDD becomes + 0xDDCCBBAA + 3 = Half-dword swap: 0xAABBCCDD becomes + 0xCCDDAABB + Default = 0 +PVS_BYPASS 8 0x0 The TCL engine is logically or physically removed from + the circuit. +PVS_BUSY 11 0x0 Transform/Clip/Light (TCL) Engine is Busy. Read-only. +(Access: R) +VS_BUSY 24 0x0 Vertex Store is Busy. Read-only. +(Access: R) +RCP_BUSY 25 0x0 Reciprocal Engine is Busy. Read-only. +(Access: R) +VTE_BUSY 26 0x0 ViewPort Transform Engine is Busy. Read-only. +(Access: R) +MIU_BUSY 27 0x0 Memory Interface Unit is Busy. Read-only. +(Access: R) +VC_BUSY 28 0x0 Vertex Cache is Busy. Read-only. +(Access: R) +VF_BUSY 29 0x0 Vertex Fetcher is Busy. Read-only. +(Access: R) +REGPIPE_BUSY 30 0x0 Register Pipeline is Busy. Read-only. +(Access: R) +VAP_BUSY 31 0x0 VAP Engine is Busy. Read-only. +(Access: R) + + + +VAP:VAP_GB_HORZ_CLIP_ADJ · [R/W] · 32 bits · Access: 32 · MMReg:0x2228 +DESCRIPTION: Horizontal Guard Band Clip Adjust Register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 32-bit floating point value. Should be set to 1.0 for no + guard band. + +© 2008 Advanced Micro Devices, Inc. +Proprietary 72 + Revision 1.0 February 25, 2008 + + + + +VAP:VAP_GB_HORZ_DISC_ADJ · [R/W] · 32 bits · Access: 32 · MMReg:0x222c +DESCRIPTION: Horizontal Guard Band Discard Adjust Register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 32-bit floating point value. Should be set to 1.0 for no + guard band. + + + +VAP:VAP_GB_VERT_CLIP_ADJ · [R/W] · 32 bits · Access: 32 · MMReg:0x2220 +DESCRIPTION: Vertical Guard Band Clip Adjust Register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 32-bit floating point value. Should be set to 1.0 for no + guard band. + + + +VAP:VAP_GB_VERT_DISC_ADJ · [R/W] · 32 bits · Access: 32 · MMReg:0x2224 +DESCRIPTION: Vertical Guard Band Discard Adjust Register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 32-bit floating point value. Should be set to 1.0 for no + guard band. + + + +VAP:VAP_OUT_VTX_FMT_0 · [R/W] · 32 bits · Access: 32 · MMReg:0x2090 +DESCRIPTION: VAP Out/GA Vertex Format Register 0 +Field Name Bits Default Description +VTX_POS_PRESENT 0 0x0 Output the Position Vector +VTX_COLOR_0_PRESENT 1 0x0 Output Color 0 Vector +VTX_COLOR_1_PRESENT 2 0x0 Output Color 1 Vector +VTX_COLOR_2_PRESENT 3 0x0 Output Color 2 Vector +VTX_COLOR_3_PRESENT 4 0x0 Output Color 3 Vector +VTX_PT_SIZE_PRESENT 16 0x0 Output Point Size Vector + + + +VAP:VAP_OUT_VTX_FMT_1 · [R/W] · 32 bits · Access: 32 · MMReg:0x2094 +DESCRIPTION: VAP Out/GA Vertex Format Register 1 +Field Name Bits Default Description +TEX_0_COMP_CNT 2:0 0x0 Number of words in texture + 0 = Not Present + 1 = 1 component + 2 = 2 components + 3 = 3 components + 4 = 4 components + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 73 + Revision 1.0 February 25, 2008 + + + + +TEX_1_COMP_CNT 5:3 0x0 Number of words in texture + 0 = Not Present + 1 = 1 component + 2 = 2 components + 3 = 3 components + 4 = 4 components +TEX_2_COMP_CNT 8:6 0x0 Number of words in texture + 0 = Not Present + 1 = 1 component + 2 = 2 components + 3 = 3 components + 4 = 4 components +TEX_3_COMP_CNT 11:9 0x0 Number of words in texture + 0 = Not Present + 1 = 1 component + 2 = 2 components + 3 = 3 components + 4 = 4 components +TEX_4_COMP_CNT 14:12 0x0 Number of words in texture + 0 = Not Present + 1 = 1 component + 2 = 2 components + 3 = 3 components + 4 = 4 components +TEX_5_COMP_CNT 17:15 0x0 Number of words in texture + 0 = Not Present + 1 = 1 component + 2 = 2 components + 3 = 3 components + 4 = 4 components +TEX_6_COMP_CNT 20:18 0x0 Number of words in texture + 0 = Not Present + 1 = 1 component + 2 = 2 components + 3 = 3 components + 4 = 4 components +TEX_7_COMP_CNT 23:21 0x0 Number of words in texture + 0 = Not Present + 1 = 1 component + 2 = 2 components + 3 = 3 components + 4 = 4 components + + + +VAP:VAP_PORT_DATA[0-15] · [W] · 32 bits · Access: 32 · MMReg:0x2000-0x203c +DESCRIPTION: Setup Engine Data Port 0 through 15. +Field Name Bits Default Description +DATAPORT0 31:0 0x0 1st of 16 consecutive dwords for writing vertex data +(master with mirrors) information. + +© 2008 Advanced Micro Devices, Inc. +Proprietary 74 + Revision 1.0 February 25, 2008 + + + + + Write-only. + + + +VAP:VAP_PORT_DATA_IDX_128 · [W] · 32 bits · Access: 32 · MMReg:0x20b8 +DESCRIPTION: 128-bit Data Port for Indexed Primitives. +Field Name Bits Default Description +DATA_IDX_PORT_128 31:0 0x0 128-bit Data Port for Indexed Primitives. + Write-only. + + + +VAP:VAP_PORT_IDX[0-15] · [W] · 32 bits · Access: 32 · MMReg:0x2040-0x207c +DESCRIPTION: Setup Engine Index Port 0 through 15. +Field Name Bits Default Description +IDXPORT0 31:0 0x0 1st of 16 consecutive dwords for writing vertex index +(master with mirrors) information, in the format of: + 15:0 Index 0 + 31:16 Index 1 + Write-only. + + + +VAP:VAP_PROG_STREAM_CNTL_[0-7] · [R/W] · 32 bits · Access: 32 · MMReg:0x2150-0x216c +DESCRIPTION: Programmable Stream Control Word 0 +Field Name Bits Default Description +DATA_TYPE_0 3:0 0x0 The data type for element 0 + 0 = FLOAT_1 (Single IEEE Float) + 1 = FLOAT_2 (2 IEEE floats) + 2 = FLOAT_3 (3 IEEE Floats) + 3 = FLOAT_4 (4 IEEE Floats) + 4 = BYTE * (1 DWORD w 4 8-bit fixed point values) + (X = [7:0], Y = [15:8], Z = [23:16], W = [31:24]) + 5 = D3DCOLOR * (Same as BYTE except has X->Z,Z- + >X swap for D3D color def) + (Z = [7:0], Y = [15:8], X = [23:16], W = [31:24]) + 6 = SHORT_2 * (1 DWORD with 2 16-bit fixed point + values) + (X = [15:0], Y = [31:16], Z = 0.0, W = 1.0) + 7 = SHORT_4 * (2 DWORDS with 4(2 per dword) 16- + bit fixed point values) + (X = DW0 [15:0], Y = DW0 [31:16], Z = DW1 [15:0], + W = DW1 [31:16]) + 8 = VECTOR_3_TTT * (1 DWORD with 3 10-bit fixed + point values) + (X = [9:0], Y = [19:10], Z = [29:20], W = 1.0) + 9 = VECTOR_3_EET * (1 DWORD with 2 11-bit and 1 + 10-bit fixed point values) + (X = [10:0], Y = [21:11], Z = [31:22], W = 1.0) + * These data types use the SIGNED and NORMALIZE + flags described below. + +© 2008 Advanced Micro Devices, Inc. +Proprietary 75 + Revision 1.0 February 25, 2008 + + + + +SKIP_DWORDS_0 7:4 0x0 The number of DWORDS to skip (discard) after + processing the current element. +DST_VEC_LOC_0 12:8 0x0 The vector address in the input memory to write this + element +LAST_VEC_0 13 0x0 If set, indicates the last vector of the current vertex + stream +SIGNED_0 14 0x0 Determines whether fixed point data types are unsigned + (0) or 2`s complement signed (1) data types. See + NORMALIZE for complete description of affect +NORMALIZE_0 15 0x0 Determines whether the fixed to floating point + conversion will normalize the value (i.e. fixed point + value is all fractional bits) or not (i.e. fixed point value is + all integer bits). + This table describes the fixed to float conversion results + SIGNED NORMALIZE FLT RANGE + 0 0 0.0 - (2^n - 1) (i.e. 8-bit -> 0.0 - 255.0) + 0 1 0.0 - 1.0 + 1 0 -2^(n-1) - (2^(n-1) - 1) (i.e. 8-bit -> -128.0 - 127.0) + 1 1 -1.0 - 1.0 + where n is the number of bits in the associated fixed + point value + For signed, normalize conversion, since the fixed point + range is not evenly distributed around 0, there are 3 + different methods supported by R300. See the + VAP_PSC_SGN_NORM_CNTL description for details. +DATA_TYPE_1 19:16 0x0 +SKIP_DWORDS_1 23:20 0x0 See SKIP_DWORDS_0 +DST_VEC_LOC_1 28:24 0x0 See DST_VEC_LOC_0 +LAST_VEC_1 29 0x0 See LAST_VEC_0 +SIGNED_1 30 0x0 See SIGNED_0 +NORMALIZE_1 31 0x0 See NORMALIZE_0 + + + +VAP:VAP_PROG_STREAM_CNTL_EXT_[0-7] · [R/W] · 32 bits · Access: 32 · MMReg:0x21e0-0x21fc +DESCRIPTION: Programmable Stream Control Extension Word 0 +Field Name Bits Default Description +SWIZZLE_SELECT_X_0 2:0 0x0 X-Component Swizzle Select + 0 = SELECT_X + 1 = SELECT_Y + 2 = SELECT_Z + 3 = SELECT_W + 4 = SELECT_FP_ZERO (Floating Point 0.0) + 5 = SELECT_FP_ONE (Floating Point 1.0) + 6,7 RESERVED +SWIZZLE_SELECT_Y_0 5:3 0x0 Y-Component Swizzle Select (See Above) +SWIZZLE_SELECT_Z_0 8:6 0x0 Z-Component Swizzle Select (See Above) +SWIZZLE_SELECT_W_0 11:9 0x0 W-Component Swizzle Select (See Above) + +© 2008 Advanced Micro Devices, Inc. +Proprietary 76 + Revision 1.0 February 25, 2008 + + + + +WRITE_ENA_0 15:12 0x0 4-bit write enable. + Bit 0 maps to X + Bit 1 maps to Y + Bit 2 maps to Z + Bit 3 maps to W +SWIZZLE_SELECT_X_1 18:16 0x0 See SWIZZLE_SELECT_X_0 +SWIZZLE_SELECT_Y_1 21:19 0x0 See SWIZZLE_SELECT_Y_0 +SWIZZLE_SELECT_Z_1 24:22 0x0 See SWIZZLE_SELECT_Z_0 +SWIZZLE_SELECT_W_1 27:25 0x0 See SWIZZLE_SELECT_W_0 +WRITE_ENA_1 31:28 0x0 See WRITE_ENA_0 + + + +VAP:VAP_PSC_SGN_NORM_CNTL · [R/W] · 32 bits · Access: 32 · MMReg:0x21dc +DESCRIPTION: Programmable Stream Control Signed Normalize Control +Field Name Bits Default Description +SGN_NORM_METHOD_0 1:0 0x0 There are 3 methods of normalizing signed numbers: + 0: SGN_NORM_ZERO : value / (2^(n-1)-1), so - + 128/127 will be less that -1.0, -127/127 will yeild -1.0, + 0/127 will yield 0, and 127/127 will yield 1.0 for 8-bit + numbers. + 1: SGN_NORM_ZERO_CLAMP_MINUS_ONE: Same + as SGN_NORM_ZERO except -128/127 will yield -1.0 + for 8-bit numbers. + 2: SGN_NORM_NO_ZERO: (2 * value + 1)/2^n, so - + 128 will yield -255/255 = -1.0, 127 will yield 255/255 = + 1.0, but 0 will yield 1/255 != 0. +SGN_NORM_METHOD_1 3:2 0x0 See SGN_NORM_METHOD_0 +SGN_NORM_METHOD_2 5:4 0x0 See SGN_NORM_METHOD_0 +SGN_NORM_METHOD_3 7:6 0x0 See SGN_NORM_METHOD_0 +SGN_NORM_METHOD_4 9:8 0x0 See SGN_NORM_METHOD_0 +SGN_NORM_METHOD_5 11:10 0x0 See SGN_NORM_METHOD_0 +SGN_NORM_METHOD_6 13:12 0x0 See SGN_NORM_METHOD_0 +SGN_NORM_METHOD_7 15:14 0x0 See SGN_NORM_METHOD_0 +SGN_NORM_METHOD_8 17:16 0x0 See SGN_NORM_METHOD_0 +SGN_NORM_METHOD_9 19:18 0x0 See SGN_NORM_METHOD_0 +SGN_NORM_METHOD_10 21:20 0x0 See SGN_NORM_METHOD_0 +SGN_NORM_METHOD_11 23:22 0x0 See SGN_NORM_METHOD_0 +SGN_NORM_METHOD_12 25:24 0x0 See SGN_NORM_METHOD_0 +SGN_NORM_METHOD_13 27:26 0x0 See SGN_NORM_METHOD_0 +SGN_NORM_METHOD_14 29:28 0x0 See SGN_NORM_METHOD_0 +SGN_NORM_METHOD_15 31:30 0x0 See SGN_NORM_METHOD_0 + + + +VAP:VAP_PVS_CODE_CNTL_0 · [R/W] · 32 bits · Access: 32 · MMReg:0x22d0 + +© 2008 Advanced Micro Devices, Inc. +Proprietary 77 + Revision 1.0 February 25, 2008 + + + + +DESCRIPTION: Programmable Vertex Shader Code Control Register 0 +Field Name Bits Default Description +PVS_FIRST_INST 9:0 0x0 First Instruction to Execute in PVS. +PVS_XYZW_VALID_INST 19:10 0x0 The PVS Instruction which updates the clip coordinate + position for the last time. This value is used to lower the + processing priority while trivial clip and back-face + culling decisions are made. This field must be set to valid + instruction. +PVS_LAST_INST 29:20 0x0 Last Instruction (Inclusive) for the PVS to execute. + + + +VAP:VAP_PVS_CODE_CNTL_1 · [R/W] · 32 bits · Access: 32 · MMReg:0x22d8 +DESCRIPTION: Programmable Vertex Shader Code Control Register 1 +Field Name Bits Default Description +PVS_LAST_VTX_SRC_INST 9:0 0x0 The PVS Instruction which uses the Input Vertex + Memory for the last time. This value is used to free up + the Input Vertex Slots ASAP. This field must be set to a + valid instruction. + + + +VAP:VAP_PVS_CONST_CNTL · [R/W] · 32 bits · Access: 32 · MMReg:0x22d4 +DESCRIPTION: Programmable Vertex Shader Constant Control Register +Field Name Bits Default Description +PVS_CONST_BASE_OFFSET 7:0 0x0 Vector Offset into PVS constant memory to the start of + the constants for the current shader +PVS_MAX_CONST_ADDR 23:16 0x0 The maximum constant address which should be + generated by the shader (Inst Const Addr + Addr + Register). If the address which is generated by the shader + is outside the range of 0 to PVS_MAX_CONST_ADDR, + then (0,0,0,0) is returned as the source operand data. + + + +VAP:VAP_PVS_FLOW_CNTL_ADDRS_[0-15] · [R/W] · 32 bits · Access: 32 · MMReg:0x2230-0x226c +DESCRIPTION: Programmable Vertex Shader Flow Control Addresses Register 0 +Field Name Bits Default Description +PVS_FC_ACT_ADRS_0 7:0 0x0 This field defines the last PVS instruction to execute + prior to the control flow redirection. + JUMP - The last instruction executed prior to the jump + LOOP - The last instruction executed prior to the loop + (init loop counter/inc) + JSR - The last instruction executed prior to the jump to + the subroutine. +PVS_FC_LOOP_CNT_JMP_INST_0 15:8 0x0 This field has multiple definitions as follows: + JUMP - The instruction address to jump to. + LOOP - The loop count. *Note loop count of 0 must be + replaced by a jump. + +© 2008 Advanced Micro Devices, Inc. +Proprietary 78 + Revision 1.0 February 25, 2008 + + + + + JSR - The instruction address to jump to (first inst of + subroutine). +PVS_FC_LAST_INST_0 23:16 0x0 This field has multiple definitions as follows: + JUMP - Not Applicable + LOOP - The last instruction of the loop. + JSR - The last instruction of the subroutine. +PVS_FC_RTN_INST_0 31:24 0x0 This field has multiple definitions as follows: + JUMP - Not Applicable + LOOP - First Instruction of Loop (Typically + ACT_ADRS + 1) + JSR - First Instruction After JSR (Typically + ACT_ADRS + 1) + + + +VAP:VAP_PVS_FLOW_CNTL_LOOP_INDEX_[0-15] · [R/W] · 32 bits · Access: 32 · MMReg:0x2290- +0x22cc +DESCRIPTION: Programmable Vertex Shader Flow Control Loop Index Register 0 +Field Name Bits Default Description +PVS_FC_LOOP_INIT_VAL_0 7:0 0x0 This field stores the automatic loop index register init + value. This is an 8-bit unsigned value 0-255. This field is + only used if the corresponding control flow instruction is + a loop. +PVS_FC_LOOP_STEP_VAL_0 15:8 0x0 This field stores the automatic loop index register step + value. This is an 8-bit 2`s comp signed value -128-127. + This field is only used if the corresponding control flow + instruction is a loop. + + + +VAP:VAP_PVS_FLOW_CNTL_OPC · [R/W] · 32 bits · Access: 32 · MMReg:0x22dc +DESCRIPTION: Programmable Vertex Shader Flow Control Opcode Register +Field Name Bits Default Description +PVS_FC_OPC_0 1:0 0x0 This opcode field determines what type of control flow + instruction to execute. + 0 = NO_OP + 1 = JUMP + 2 = LOOP + 3 = JSR (Jump to Subroutine) +PVS_FC_OPC_1 3:2 0x0 See PVS_FC_OPC_0. +PVS_FC_OPC_2 5:4 0x0 See PVS_FC_OPC_0. +PVS_FC_OPC_3 7:6 0x0 See PVS_FC_OPC_0. +PVS_FC_OPC_4 9:8 0x0 See PVS_FC_OPC_0. +PVS_FC_OPC_5 11:10 0x0 See PVS_FC_OPC_0. +PVS_FC_OPC_6 13:12 0x0 See PVS_FC_OPC_0. +PVS_FC_OPC_7 15:14 0x0 See PVS_FC_OPC_0. +PVS_FC_OPC_8 17:16 0x0 See PVS_FC_OPC_0. +PVS_FC_OPC_9 19:18 0x0 See PVS_FC_OPC_0. + +© 2008 Advanced Micro Devices, Inc. +Proprietary 79 + Revision 1.0 February 25, 2008 + + + + +PVS_FC_OPC_10 21:20 0x0 See PVS_FC_OPC_0. +PVS_FC_OPC_11 23:22 0x0 See PVS_FC_OPC_0. +PVS_FC_OPC_12 25:24 0x0 See PVS_FC_OPC_0. +PVS_FC_OPC_13 27:26 0x0 See PVS_FC_OPC_0. +PVS_FC_OPC_14 29:28 0x0 See PVS_FC_OPC_0. +PVS_FC_OPC_15 31:30 0x0 See PVS_FC_OPC_0. + + + +VAP:VAP_PVS_STATE_FLUSH_REG · [R/W] · 32 bits · Access: 32 · MMReg:0x2284 +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 This register is used to force a flush of the PVS block +(Access: W) when single-buffered updates are performed. The multi- + state control of PVS Code and Const memories by the + driver is primarily for more flexible PVS state control + and for performance testing. When this register address + is written, the State Block will force a flush of PVS + processing so that both versions of PVS state are + available before updates are processed. This register is + write only, and the data that is written is unused. + + + +VAP:VAP_PVS_VECTOR_DATA_REG · [R/W] · 32 bits · Access: 32 · MMReg:0x2204 +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 32-bit data to write to Vector Memory. Used for PVS + code and Constant updates. + + + +VAP:VAP_PVS_VECTOR_DATA_REG_128 · [W] · 32 bits · Access: 32 · MMReg:0x2208 +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 128-bit data path to write to Vector Memory. Used for + PVS code and Constant updates. + + + +VAP:VAP_PVS_VECTOR_INDX_REG · [R/W] · 32 bits · Access: 32 · MMReg:0x2200 +Field Name Bits Default Description +OCTWORD_OFFSET 10:0 0x0 Octword offset to begin writing. + + + +VAP:VAP_PVS_VTX_TIMEOUT_REG · [R/W] · 32 bits · Access: 32 · MMReg:0x2288 +Field Name Bits Default Description +CLK_COUNT 31:0 0xFFFFFFFF This register is used to define the number of core clocks + to wait for a vertex to be received by the VAP input + controller (while the primitive path is backed up) before + forcing any accumulated vertices to be submitted to the + vertex processing path. + +© 2008 Advanced Micro Devices, Inc. +Proprietary 80 + Revision 1.0 February 25, 2008 + + + + +VAP:VAP_VF_CNTL · [R/W] · 32 bits · Access: 32 · MMReg:0x2084 +DESCRIPTION: Vertex Fetcher Control +Field Name Bits Default Description +PRIM_TYPE 3:0 0x0 Primitive Type + 0 : None (will not trigger Setup Engine to run) + 1 : Point List + 2 : Line List + 3 : Line Strip + 4 : Triangle List + 5 : Triangle Fan + 6 : Triangle Strip + 7 : Triangle with wFlags (aka, Rage128 `Type-2` + triangles) * + 8-11 : Unused + 12 : Line Loop + 13 : Quad List + 14 : Quad Strip + 15 : Polygon + *Encoding 7 indicates whether a 16-bit word of wFlags + is present in the stream of indices arriving when the + VTX_AMODE is programmed as a `0`. The Setup + Engine just steps over the wFlags word; ignoring it. + 0 = Stream contains just indices, as: + [ Index1, Index0] + [ Index3, Index2] + [ Index5, Index4 ] + etc... + 1 = Stream contains indices and wFlags: + [ Index1, Index0] + [ wFlags,Index 2 ] + [ Index4, Index3] + [ wFlags, Index5 ] + etc... +PRIM_WALK 5:4 0x0 Method of Passing Vertex Data. + 0 : State-Based Vertex Data. (Vertex data and tokens + embedded in command stream.) + 1 = Indexes (Indices embedded in command stream; + vertex data to be fetched from memory.) + 2 = Vertex List (Vertex data to be fetched from + memory.) + 3 = Vertex Data (Vertex data embedded in command + stream.) +RSVD_PREV_USED 10:6 0x0 +INDEX_SIZE 11 0x0 When set, vertex indices are 32-bits/indx, otherwise, 16- + bits/indx. +VTX_REUSE_DIS 12 0x0 When set, vertex reuse is disabled. DO NOT SET unless + PRIM_WALK is Indexes. +DUAL_INDEX_MODE 13 0x0 When set, the incoming index is treated as two separate + +© 2008 Advanced Micro Devices, Inc. +Proprietary 81 + Revision 1.0 February 25, 2008 + + + + + indices. Bits 23-16 are used as the index for AOS 0 + (These are 0 for 16-bit indices) Bits 15-0 are used as the + index for AOS 1-15. This mode was added specifically + for HOS usage +NUM_VERTICES 31:16 0x0 Number of vertices in the command packet. + + + +VAP:VAP_VF_MAX_VTX_INDX · [R/W] · 32 bits · Access: 32 · MMReg:0x2134 +DESCRIPTION: Maximum Vertex Indx Clamp +Field Name Bits Default Description +MAX_INDX 23:0 0xFFFFFF If index to be fetched is larger than this value, the fetch + indx is set to MAX_INDX + + + +VAP:VAP_VF_MIN_VTX_INDX · [R/W] · 32 bits · Access: 32 · MMReg:0x2138 +DESCRIPTION: Minimum Vertex Indx Clamp +Field Name Bits Default Description +MIN_INDX 23:0 0x0 If index to be fetched is smaller than this value, the fetch + indx is set to MIN_INDX + + + +VAP:VAP_VPORT_XOFFSET · [R/W] · 32 bits · Access: 32 · MMReg:0x1d9c, MMReg:0x209c +DESCRIPTION: Viewport Transform X Offset +Field Name Bits Default Description +VPORT_XOFFSET 31:0 0x0 Viewport Offset for X coordinates. An IEEE float. + + + +VAP:VAP_VPORT_XSCALE · [R/W] · 32 bits · Access: 32 · MMReg:0x1d98, MMReg:0x2098 +DESCRIPTION: Viewport Transform X Scale Factor +Field Name Bits Default Description +VPORT_XSCALE 31:0 0x0 Viewport Scale Factor for X coordinates. An IEEE float. + + + +VAP:VAP_VPORT_YOFFSET · [R/W] · 32 bits · Access: 32 · MMReg:0x1da4, MMReg:0x20a4 +DESCRIPTION: Viewport Transform Y Offset +Field Name Bits Default Description +VPORT_YOFFSET 31:0 0x0 Viewport Offset for Y coordinates. An IEEE float. + + + +VAP:VAP_VPORT_YSCALE · [R/W] · 32 bits · Access: 32 · MMReg:0x1da0, MMReg:0x20a0 +DESCRIPTION: Viewport Transform Y Scale Factor +Field Name Bits Default Description +VPORT_YSCALE 31:0 0x0 Viewport Scale Factor for Y coordinates. An IEEE float. + +© 2008 Advanced Micro Devices, Inc. +Proprietary 82 + Revision 1.0 February 25, 2008 + + + + +VAP:VAP_VPORT_ZOFFSET · [R/W] · 32 bits · Access: 32 · MMReg:0x1dac, MMReg:0x20ac +DESCRIPTION: Viewport Transform Z Offset +Field Name Bits Default Description +VPORT_ZOFFSET 31:0 0x0 Viewport Offset for Z coordinates. An IEEE float. + + + +VAP:VAP_VPORT_ZSCALE · [R/W] · 32 bits · Access: 32 · MMReg:0x1da8, MMReg:0x20a8 +DESCRIPTION: Viewport Transform Z Scale Factor +Field Name Bits Default Description +VPORT_ZSCALE 31:0 0x0 Viewport Scale Factor for Z coordinates. An IEEE float. + + + +VAP:VAP_VTE_CNTL · [R/W] · 32 bits · Access: 32 · MMReg:0x20b0 +DESCRIPTION: Viewport Transform Engine Control +Field Name Bits Default Description +VPORT_X_SCALE_ENA 0 0x0 Viewport Transform Scale Enable for X component +VPORT_X_OFFSET_ENA 1 0x0 Viewport Transform Offset Enable for X component +VPORT_Y_SCALE_ENA 2 0x0 Viewport Transform Scale Enable for Y component +VPORT_Y_OFFSET_ENA 3 0x0 Viewport Transform Offset Enable for Y component +VPORT_Z_SCALE_ENA 4 0x0 Viewport Transform Scale Enable for Z component +VPORT_Z_OFFSET_ENA 5 0x0 Viewport Transform Offset Enable for Z component +VTX_XY_FMT 8 0x0 Indicates that the incoming X, Y have already been + multiplied by 1/W0. + If OFF, the Setup Engine will bultiply the X, Y + coordinates by 1/W0., +VTX_Z_FMT 9 0x0 Indicates that the incoming Z has already been multiplied + by 1/W0. + If OFF, the Setup Engine will multiply the Z coordinate + by 1/W0. +VTX_W0_FMT 10 0x0 Indicates that the incoming W0 is not 1/W0. + If ON, the Setup Engine will perform the reciprocal to + get 1/W0. +SERIAL_PROC_ENA 11 0x0 If set, x,y,z viewport transform are performed serially + through a single pipeline instead of in parallel. Used to + mimic RL300 design. + + + +VAP:VAP_VTX_AOS_ADDR[0-15] · [R/W] · 32 bits · Access: 32 · MMReg:0x20c8-0x2120 +DESCRIPTION: Array-of-Structures Address 0 +Field Name Bits Default Description +VTX_AOS_ADDR0 31:2 0x0 Base Address of the Array of Structures. + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 83 + Revision 1.0 February 25, 2008 + + + + +VAP:VAP_VTX_AOS_ATTR[01-1415] · [R/W] · 32 bits · Access: 32 · MMReg:0x20c4-0x2118 +DESCRIPTION: Array-of-Structures Attributes 0 & 1 +Field Name Bits Default Description +VTX_AOS_COUNT0 6:0 0x0 Number of dwords in this structure. +VTX_AOS_STRIDE0 14:8 0x0 Number of dwords from one array element to the next. +VTX_AOS_COUNT1 22:16 0x0 Number of dwords in this structure. +VTX_AOS_STRIDE1 30:24 0x0 Number of dwords from one array element to the next. + + + +VAP:VAP_VTX_NUM_ARRAYS · [R/W] · 32 bits · Access: 32 · MMReg:0x20c0 +DESCRIPTION: Vertex Array of Structures Control +Field Name Bits Default Description +VTX_NUM_ARRAYS 4:0 0x0 The number of arrays required to represent the current + vertex type. + Each Array is described by the following three fields: + VTX_AOS_ADDR, VTX_AOS_COUNT, + VTX_AOS_STRIDE. +VC_FORCE_PREFETCH 5 0x0 Force Vertex Data Pre-fetching. If this bit is set, then a + 256-bit word will always be fetched, regardless of which + dwords are needed. Typically useful when + VAP_VF_CNTL.PRIM_WALK is set to Vertex List + (Auto-incremented indices). +VC_DIS_CACHE_INVLD 6 0x0 +AOS_0_FETCH_SIZE 16 0x0 Granule Size to Fetch for AOS 0. + 0 = 128-bit granule size + 1 = 256-bit granule size + This allows the driver to program the fetch size based on + DWORDS/VTX/AOS combined with AGP vs. LOC + Memory. The general belief is that the granule size + should always be 256-bits for LOC memory and AGP8X + data, but should be 128-bit for AGP2X/4X data if the + DWORDS/VTX/AOS is less than TBD (128?) bits. +AOS_1_FETCH_SIZE 17 0x0 See AOS_0_FETCH_SIZE +AOS_2_FETCH_SIZE 18 0x0 See AOS_0_FETCH_SIZE +AOS_3_FETCH_SIZE 19 0x0 See AOS_0_FETCH_SIZE +AOS_4_FETCH_SIZE 20 0x0 See AOS_0_FETCH_SIZE +AOS_5_FETCH_SIZE 21 0x0 See AOS_0_FETCH_SIZE +AOS_6_FETCH_SIZE 22 0x0 See AOS_0_FETCH_SIZE +AOS_7_FETCH_SIZE 23 0x0 See AOS_0_FETCH_SIZE +AOS_8_FETCH_SIZE 24 0x0 See AOS_0_FETCH_SIZE +AOS_9_FETCH_SIZE 25 0x0 See AOS_0_FETCH_SIZE +AOS_10_FETCH_SIZE 26 0x0 See AOS_0_FETCH_SIZE +AOS_11_FETCH_SIZE 27 0x0 See AOS_0_FETCH_SIZE +AOS_12_FETCH_SIZE 28 0x0 See AOS_0_FETCH_SIZE + +© 2008 Advanced Micro Devices, Inc. +Proprietary 84 + Revision 1.0 February 25, 2008 + + + + +AOS_13_FETCH_SIZE 29 0x0 See AOS_0_FETCH_SIZE +AOS_14_FETCH_SIZE 30 0x0 See AOS_0_FETCH_SIZE +AOS_15_FETCH_SIZE 31 0x0 See AOS_0_FETCH_SIZE + + + +VAP:VAP_VTX_SIZE · [R/W] · 32 bits · Access: 32 · MMReg:0x20b4 +DESCRIPTION: Vertex Size Specification Register +Field Name Bits Default Description +DWORDS_PER_VTX 6:0 0x0 This field specifies the number of DWORDS per vertex + to expect when VAP_VF_CNTL.PRIM_WALK is set to + Vertex Data (vertex data embedded in command stream). + This field is not used for any other PRIM_WALK + settings. This field replaces the usage of the + VAP_VTX_FMT_0/1 for this purpose in prior + implementations. + + + +VAP:VAP_VTX_STATE_CNTL · [R/W] · 32 bits · Access: 32 · MMReg:0x2180 +DESCRIPTION: VAP Vertex State Control Register +Field Name Bits Default Description +COLOR_0_ASSEMBLY_CNTL 1:0 0x0 0 : Select Color 0 + 1 : Select User Color 0 + 2 : Select User Color 1 + 3 : Reserved +COLOR_1_ASSEMBLY_CNTL 3:2 0x0 0 : Select Color 1 + 1 : Select User Color 0 + 2 : Select User Color 1 + 3 : Reserved +COLOR_2_ASSEMBLY_CNTL 5:4 0x0 0 : Select Color 2 + 1 : Select User Color 0 + 2 : Select User Color 1 + 3 : Reserved +COLOR_3_ASSEMBLY_CNTL 7:6 0x0 0 : Select Color 3 + 1 : Select User Color 0 + 2 : Select User Color 1 + 3 : Reserved +COLOR_4_ASSEMBLY_CNTL 9:8 0x0 0 : Select Color 4 + 1 : Select User Color 0 + 2 : Select User Color 1 + 3 : Reserved +COLOR_5_ASSEMBLY_CNTL 11:10 0x0 0 : Select Color 5 + 1 : Select User Color 0 + 2 : Select User Color 1 + 3 : Reserved +COLOR_6_ASSEMBLY_CNTL 13:12 0x0 0 : Select Color 6 + 1 : Select User Color 0 + 2 : Select User Color 1 + +© 2008 Advanced Micro Devices, Inc. +Proprietary 85 + Revision 1.0 February 25, 2008 + + + + + 3 : Reserved +COLOR_7_ASSEMBLY_CNTL 15:14 0x0 0 : Select Color 7 + 1 : Select User Color 0 + 2 : Select User Color 1 + 3 : Reserved +UPDATE_USER_COLOR_0_ENA 16 0x0 0 : User Color 0 State is NOT updated when User Color + 0 is written. + 1 : User Color 1 State IS updated when User Color 0 is + written. +USE_ADDR_IND_TBL 18 0x0 0 : Use vertex state addresses directly to write to vertex + state memory. + 1 : Use Address Indirection table to write to vertex state + memory for lower 64 DWORD addresses. + + + +VAP:VAP_VTX_ST_BLND_WT_[0-3] · [R/W] · 32 bits · Access: 32 · MMReg:0x2430-0x243c +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 + + + +VAP:VAP_VTX_ST_CLR_[0-7]_A · [R/W] · 32 bits · Access: 32 · MMReg:0x232c-0x239c +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 + + + +VAP:VAP_VTX_ST_CLR_[0-7]_B · [R/W] · 32 bits · Access: 32 · MMReg:0x2328-0x2398 +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 + + + +VAP:VAP_VTX_ST_CLR_[0-7]_G · [R/W] · 32 bits · Access: 32 · MMReg:0x2324-0x2394 +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 + + + +VAP:VAP_VTX_ST_CLR_[0-7]_PKD · [W] · 32 bits · Access: 32 · MMReg:0x2470-0x248c +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 + + + +VAP:VAP_VTX_ST_CLR_[0-7_R · [R/W] · 32 bits · Access: 32 · MMReg:0x2320-0x2390 +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 86 + Revision 1.0 February 25, 2008 + + + + +VAP:VAP_VTX_ST_DISC_FOG · [R/W] · 32 bits · Access: 32 · MMReg:0x2424 +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 + + + +VAP:VAP_VTX_ST_EDGE_FLAGS · [R/W] · 32 bits · Access: 32 · MMReg:0x245c +Field Name Bits Default Description +DATA_REGISTER 0 0x0 + + + +VAP:VAP_VTX_ST_END_OF_PKT · [W] · 32 bits · Access: 32 · MMReg:0x24ac +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 + + + +VAP:VAP_VTX_ST_NORM_0_PKD · [W] · 32 bits · Access: 32 · MMReg:0x2498 +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 + + + +VAP:VAP_VTX_ST_NORM_0_X · [R/W] · 32 bits · Access: 32 · MMReg:0x2310 +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 + + + +VAP:VAP_VTX_ST_NORM_0_Y · [R/W] · 32 bits · Access: 32 · MMReg:0x2314 +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 + + + +VAP:VAP_VTX_ST_NORM_0_Z · [R/W] · 32 bits · Access: 32 · MMReg:0x2318 +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 + + + +VAP:VAP_VTX_ST_NORM_1_X · [R/W] · 32 bits · Access: 32 · MMReg:0x2450 +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 + + + +VAP:VAP_VTX_ST_NORM_1_Y · [R/W] · 32 bits · Access: 32 · MMReg:0x2454 +Field Name Bits Default Description + +© 2008 Advanced Micro Devices, Inc. +Proprietary 87 + Revision 1.0 February 25, 2008 + + + + +DATA_REGISTER 31:0 0x0 + + + +VAP:VAP_VTX_ST_NORM_1_Z · [R/W] · 32 bits · Access: 32 · MMReg:0x2458 +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 + + + +VAP:VAP_VTX_ST_PNT_SPRT_SZ · [R/W] · 32 bits · Access: 32 · MMReg:0x2420 +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 + + + +VAP:VAP_VTX_ST_POS_0_W_4 · [R/W] · 32 bits · Access: 32 · MMReg:0x230c +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 + + + +VAP:VAP_VTX_ST_POS_0_X_2 · [W] · 32 bits · Access: 32 · MMReg:0x2490 +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 + + + +VAP:VAP_VTX_ST_POS_0_X_3 · [W] · 32 bits · Access: 32 · MMReg:0x24a0 +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 + + + +VAP:VAP_VTX_ST_POS_0_X_4 · [R/W] · 32 bits · Access: 32 · MMReg:0x2300 +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 + + + +VAP:VAP_VTX_ST_POS_0_Y_2 · [W] · 32 bits · Access: 32 · MMReg:0x2494 +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 + + + +VAP:VAP_VTX_ST_POS_0_Y_3 · [W] · 32 bits · Access: 32 · MMReg:0x24a4 +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 + + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 88 + Revision 1.0 February 25, 2008 + + + + +VAP:VAP_VTX_ST_POS_0_Y_4 · [R/W] · 32 bits · Access: 32 · MMReg:0x2304 +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 + + + +VAP:VAP_VTX_ST_POS_0_Z_3 · [W] · 32 bits · Access: 32 · MMReg:0x24a8 +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 + + + +VAP:VAP_VTX_ST_POS_0_Z_4 · [R/W] · 32 bits · Access: 32 · MMReg:0x2308 +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 + + + +VAP:VAP_VTX_ST_POS_1_W · [R/W] · 32 bits · Access: 32 · MMReg:0x244c +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 + + + +VAP:VAP_VTX_ST_POS_1_X · [R/W] · 32 bits · Access: 32 · MMReg:0x2440 +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 + + + +VAP:VAP_VTX_ST_POS_1_Y · [R/W] · 32 bits · Access: 32 · MMReg:0x2444 +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 + + + +VAP:VAP_VTX_ST_POS_1_Z · [R/W] · 32 bits · Access: 32 · MMReg:0x2448 +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 + + + +VAP:VAP_VTX_ST_PVMS · [R/W] · 32 bits · Access: 32 · MMReg:0x231c +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 + + + +VAP:VAP_VTX_ST_SHININESS_0 · [R/W] · 32 bits · Access: 32 · MMReg:0x2428 +Field Name Bits Default Description + +© 2008 Advanced Micro Devices, Inc. +Proprietary 89 + Revision 1.0 February 25, 2008 + + + + +DATA_REGISTER 31:0 0x0 + + + +VAP:VAP_VTX_ST_SHININESS_1 · [R/W] · 32 bits · Access: 32 · MMReg:0x242c +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 + + + +VAP:VAP_VTX_ST_TEX_[0-7]_Q · [R/W] · 32 bits · Access: 32 · MMReg:0x23ac-0x241c +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 + + + +VAP:VAP_VTX_ST_TEX_[0-7]_R · [R/W] · 32 bits · Access: 32 · MMReg:0x23a8-0x2418 +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 + + + +VAP:VAP_VTX_ST_TEX_[0-7]_S · [R/W] · 32 bits · Access: 32 · MMReg:0x23a0-0x2410 +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 + + + +VAP:VAP_VTX_ST_TEX_[0-7]_T · [R/W] · 32 bits · Access: 32 · MMReg:0x23a4-0x2414 +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 + + + +VAP:VAP_VTX_ST_USR_CLR_A · [R/W] · 32 bits · Access: 32 · MMReg:0x246c +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 + + + +VAP:VAP_VTX_ST_USR_CLR_B · [R/W] · 32 bits · Access: 32 · MMReg:0x2468 +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 + + + +VAP:VAP_VTX_ST_USR_CLR_G · [R/W] · 32 bits · Access: 32 · MMReg:0x2464 +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 + + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 90 + Revision 1.0 February 25, 2008 + + + + +VAP:VAP_VTX_ST_USR_CLR_PKD · [W] · 32 bits · Access: 32 · MMReg:0x249c +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 + + + +VAP:VAP_VTX_ST_USR_CLR_R · [R/W] · 32 bits · Access: 32 · MMReg:0x2460 +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 + + + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 91 + Revision 1.0 February 25, 2008 + + + + +1.11 Z Buffer Registers +ZB:ZB_BW_CNTL · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4f1c +DESCRIPTION: Z Buffer Band-Width Control + Bit Defa +Field Name Description + s ult +HIZ_ENABLE 0 0x0 Enables hierarchical Z. + + POSSIBLE VALUES: + 00 - Hierarchical Z Disabled + 01 - Hierarchical Z Enabled +HIZ_MIN 1 0x0 POSSIBLE VALUES: + 00 - Update Hierarchical Z with Max value + 01 - Update Hierarchical Z with Min value +FAST_FILL 2 0x0 POSSIBLE VALUES: + 00 - Fast Fill Disabled + 01 - Fast Fill Enabled (ZB_DEPTHCLEARVALUE ) +RD_COMP_ENABLE 3 0x0 Enables reading of compressed Z data from memory to the cache. + + POSSIBLE VALUES: + 00 - Z Read Compression Disabled + 01 - Z Read Compression Enabled +WR_COMP_ENABLE 4 0x0 Enables writing of compressed Z data from cache to memory, + + POSSIBLE VALUES: + 00 - Z Write Compression Disabled + 01 - Z Write Compression Enabled +ZB_CB_CLEAR 5 0x0 This bit is set when the Z buffer is used to help the CB in clearing + a region. Part of the region is cleared by the color buffer and part + will be cleared by the Z buffer. Since the Z buffer does not have + any write masks in the cache, full micro-tiles need to be written. If + a partial micro-tile is touched , then the un-touched part will be + unknowns. The cache will operate in write-allocate mode and + quads will be accumulated in the cache and then evicted to main + memory. The color value is supplied through the + ZB_DEPTHCLEARVALUE register. + + POSSIBLE VALUES: + 00 - Z unit cache controller does RMW + 01 - Z unit cache controller does cache-line granular Write only +FORCE_COMPRESSED_STENCIL 6 0x0 Enabling this bit will force all the compressed stencil values to be +_VALUE equal to + old_stencil_value&~ZB_STENCILREFMASK.stencilwritemask | + ZB_STENCILREFMASK.stencilref&ZB_STENCILREFMASK.s + tencilwritemask. This should be enabled during stencil clears to + avoid needless decompression. + + POSSIBLE VALUES: + 00 - Do not force the compressed stencil value. + +© 2008 Advanced Micro Devices, Inc. +Proprietary 92 + Revision 1.0 February 25, 2008 + + + + + 01 - Force the compressed stencil value. + + + +ZB:ZB_CNTL · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4f00 +DESCRIPTION: Z Buffer Control +Field Name Bits Default Description +STENCIL_ENABLE 0 0x0 Enables stenciling. + + POSSIBLE VALUES: + 00 - Disabled + 01 - Enabled +Z_ENABLE 1 0x0 Enables Z functions. + + POSSIBLE VALUES: + 00 - Disabled + 01 - Enabled +ZWRITEENABLE 2 0x0 Enables writing of the Z buffer. + + POSSIBLE VALUES: + 00 - Disable + 01 - Enable +ZSIGNED_COMPARE 3 0x0 Enable signed Z buffer comparison , for W-buffering. + + POSSIBLE VALUES: + 00 - Disable + 01 - Enable +STENCIL_FRONT_BACK 4 0x0 When STENCIL_ENABLE is set, setting + STENCIL_FRONT_BACK bit to one specifies that + stencilfunc/stencilfail/stencilzpass/stencilzfail registers are + used if the quad is generated from front faced primitive + and + stencilfunc_bf/stencilfail_bf/stencilzpass_bf/stencilzfail_bf + are used if the quad is generated from a back faced + primitive. If the STENCIL_FRONT_BACK is not set, + then stencilfunc/stencilfail/stencilzpass/stencilzfail + registers determine the operation independent of the + front/back face state of the quad. + + POSSIBLE VALUES: + 00 - Disable + 01 - Enable + + + +ZB:ZB_DEPTHCLEARVALUE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4f28 +DESCRIPTION: Z Buffer Clear Value +Field Name Bits Default Description +DEPTHCLEARVALUE 31:0 0x0 When a block has a Z Mask value of 0, all Z values in + +© 2008 Advanced Micro Devices, Inc. +Proprietary 93 + Revision 1.0 February 25, 2008 + + + + + that block are cleared to this value. In 24bpp, the stencil + value is also updated regardless of whether it is enabled + or not. + + + +ZB:ZB_DEPTHOFFSET · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4f20 +DESCRIPTION: Z Buffer Address Offset +Field Name Bits Default Description +DEPTHOFFSET 31:5 0x0 2K aligned Z buffer address offset for macro tiles. + + + +ZB:ZB_DEPTHPITCH · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4f24 +DESCRIPTION: Z Buffer Pitch and Endian Control +Field Name Bits Default Description +DEPTHPITCH 13:2 0x0 Z buffer pitch in multiples of 4 pixels. +DEPTHMACROTILE 16 0x0 Specifies whether Z buffer is macro-tiled. macro-tiles are + 2K aligned + + POSSIBLE VALUES: + 00 - macro tiling disabled + 01 - macro tiling enabled +DEPTHMICROTILE 18:17 0x0 Specifies whether Z buffer is micro-tiled. micro-tiles is + 32 bytes + + POSSIBLE VALUES: + 00 - 32 byte cache line is linear + 01 - 32 byte cache line is tiled + 02 - 32 byte cache line is tiled square (only applies to + 16-bit pixels) + 03 - Reserved +DEPTHENDIAN 20:19 0x0 Specifies endian control for the Z buffer. + + POSSIBLE VALUES: + 00 - No swap + 01 - Word swap + 02 - Dword swap + 03 - Half Dword swap + + + +ZB:ZB_DEPTHXY_OFFSET · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4f60 +DESCRIPTION: Depth buffer X and Y coordinate offset +Field Name Bits Default Description +DEPTHX_OFFSET 11:1 0x0 X coordinate offset. multiple of 32 . Bits 4:0 have to be + zero +DEPTHY_OFFSET 27:17 0x0 Y coordinate offset. multiple of 32 . Bits 4:0 have to be + zero + +© 2008 Advanced Micro Devices, Inc. +Proprietary 94 + Revision 1.0 February 25, 2008 + + + + +ZB:ZB_FORMAT · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4f10 +DESCRIPTION: Format of the Data in the Z buffer +Field Name Bits Default Description +DEPTHFORMAT 3:0 0x0 Specifies the format of the Z buffer. + + POSSIBLE VALUES: + 00 - 16-bit Integer Z + 01 - 16-bit compressed 13E3 + 02 - 24-bit Integer Z, 8 bit Stencil (LSBs) + 03 - RESERVED + 04 - RESERVED + 05 - RESERVED + 06 - RESERVED + 07 - RESERVED + 08 - RESERVED + 09 - RESERVED + 10 - RESERVED + 11 - RESERVED + 12 - RESERVED + 13 - RESERVED + 14 - RESERVED + 15 - RESERVED +INVERT 4 0x0 POSSIBLE VALUES: + 00 - in 13E3 format , count leading 0`s + 01 - in 13E3 format , count leading 1`s. +PEQ8 5 0x0 This bit is unused + + POSSIBLE VALUES: + 00 - 7 bytes per plane equation, 1 byte for stencil + 01 - 8 bytes per plane equation, no bytes for stencil + + + +ZB:ZB_HIZ_DWORD · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4f4c +DESCRIPTION: Hierarchical Z Data +Field Name Bits Default Description +HIZ_DWORD 31:0 0x0 This DWORD contains an 8-bit value for 4 4x4 blocks. + The 4 blocks are organized as a 2x2 tile. The frame + buffer coordinate (X,Y) corresponds to a particular 8-bit + value for the 4x4 block within the DWORD as follows: + + BITPOS[4:0] = 16 * X[2] + 8 * Y[2] + HIZ[7:0] = HIZDWORD[BITPOS+7:BITPOS] + + + +ZB:ZB_HIZ_OFFSET · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4f44 +DESCRIPTION: Hierarchical Z Memory Offset + +© 2008 Advanced Micro Devices, Inc. +Proprietary 95 + Revision 1.0 February 25, 2008 + + + + +Field Name Bits Default Description +HIZ_OFFSET 16:2 0x0 DWORD offset into HiZ RAM. A DWORD can hold an + 8-bit HiZ value for 4 blocks, so this offset is aligned on 4 + 4x4 blocks. In each pipe, the HIZ RAM DWORD + address is generated from a pixel x[11:0] , y[11:0] as + follows: + HIZ_DWORD_ADDRESS[13:0] = HIZ_OFFSET[16:3] + + Y[11:3] * HIZ_PITCH[13:5] + X[11:5]. + + + +ZB:ZB_HIZ_PITCH · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4f54 +DESCRIPTION: Hierarchical Z Pitch +Field Name Bits Default Description +HIZ_PITCH 13:4 0x0 Pitch used in HiZ address computation. + + + +ZB:ZB_HIZ_RDINDEX · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4f50 +DESCRIPTION: Hierarchical Z Read Index +Field Name Bits Default Description +HIZ_RDINDEX 16:2 0x0 Read index into HiZ RAM. The index must start on a + DWORD boundary. RDINDEX words much like + WRINDEX. Every read from HIZ_DWORD will + increment the register by 2. + + + +ZB:ZB_HIZ_WRINDEX · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4f48 +DESCRIPTION: Hierarchical Z Write Index +Field Name Bits Default Description +HIZ_WRINDEX 16:2 0x0 Self-incrementing write index into the HiZ RAM. + Starting write index must start on a DWORD boundary. + Each time ZB_HIZ_DWORD is written, this index will + increment by two DWORD, this due to the fact that there + are 2 pipes and the data is broadcasted to both pipes. + HIZ_OFFSET and HIZ_PITCH are not used to compute + read/write address to HIZ ram, when it is accessed + through WRINDEX and DWORD + + + +ZB:ZB_STENCILREFMASK · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4f08 +DESCRIPTION: Stencil Reference Value and Mask +Field Name Bits Default Description +STENCILREF 7:0 0x0 Specifies the reference stencil value. +STENCILMASK 15:8 0x0 This value is ANDed with both the reference and the + current stencil value prior to the stencil test. +STENCILWRITEMASK 23:16 0x0 Specifies the write mask for the stencil planes. + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 96 + Revision 1.0 February 25, 2008 + + + + +ZB:ZB_ZCACHE_CTLSTAT · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4f18 +DESCRIPTION: Z Buffer Cache Control/Status +Field Name Bits Default Description +ZC_FLUSH 0 0x0 Setting this bit flushes the dirty data from the Z cache. + Unless ZC_FREE bit is also set, the tags in the cache + remain valid. A purge is achieved by setting both + ZC_FLUSH and ZC_FREE. This is a sticky bit and it + clears itself at the end of the operation. + + POSSIBLE VALUES: + 00 - No effect + 01 - Flush and Free Z cache lines +ZC_FREE 1 0x0 Setting this bit invalidates the Z cache tags. Unless + ZC_FLUSH bit is also set, the cachelines are not written + to memory. A purge is achieved by setting both + ZC_FLUSH and ZC_FREE. This is a sticky bit that + clears itself at the end of the operation. + + POSSIBLE VALUES: + 00 - No effect + 01 - Free Z cache lines (invalidate) +ZC_BUSY 31 0x0 This bit is unused ... + + POSSIBLE VALUES: + 00 - Idle + 01 - Busy + + + +ZB:ZB_ZPASS_ADDR · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4f5c +DESCRIPTION: Z Buffer Z Pass Counter Address +Field Name Bits Default Description +ZPASS_ADDR 31:2 0x0 Writing this location with a DWORD address causes the + value in ZB_ZPASS_DATA to be written to main + memory at the location pointed to by this address. + NOTE: R300 has 2 pixel pipes. Broadcasting this address + causes both pipes to write their ZPASS value to the same + address. There is no guarantee which pipe will write last. + So when writing to this register, the GA needs to be + programmed to send the write command to pipe 0. Then + a different address needs to be written to pipe 1. Then + both pipes should be enabled for further register writes. + + + +ZB:ZB_ZPASS_DATA · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4f58 +DESCRIPTION: Z Buffer Z Pass Counter Data +Field Name Bits Default Description + +© 2008 Advanced Micro Devices, Inc. +Proprietary 97 + Revision 1.0 February 25, 2008 + + + + +ZPASS_DATA 31:0 0x0 Contains the number of passed Z components since the + last write to this location. Writing this location resets the + count to the value written. + + + +ZB:ZB_ZSTENCILCNTL · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4f04 +DESCRIPTION: Z and Stencil Function Control +Field Name Bits Default Description +ZFUNC 2:0 0x0 Specifies the Z function. + + POSSIBLE VALUES: + 00 - Never + 01 - Less + 02 - Less or Equal + 03 - Equal + 04 - Greater or Equal + 05 - Greater Than + 06 - Not Equal + 07 - Always +STENCILFUNC 5:3 0x0 Specifies the stencil function. + + POSSIBLE VALUES: + 00 - Never + 01 - Less + 02 - Less or Equal + 03 - Equal + 04 - Greater or Equal + 05 - Greater + 06 - Not Equal + 07 - Always +STENCILFAIL 8:6 0x0 Specifies the stencil value to be written if the stencil test + fails. + + POSSIBLE VALUES: + 00 - Keep: New value = Old value + 01 - Zero: New value = 0 + 02 - Replace: New value = STENCILREF + 03 - Increment: New value++ (clamp) + 04 - Decrement: New value-- (clamp) + 05 - Invert new value: New value = !Old value + 06 - Increment: New value++ (wrap) + 07 - Decrement: New value-- (wrap) +STENCILZPASS 11:9 0x0 Same encoding as STENCILFAIL. Specifies the stencil + value to be written if the stencil test passes and the Z test + passes (or is not enabled). +STENCILZFAIL 14:12 0x0 Same encoding as STENCILFAIL. Specifies the stencil + value to be written if the stencil test passes and the Z test + fails. +STENCILFUNC_BF 17:15 0x0 Same encoding as STENCILFUNC. Specifies the stencil + +© 2008 Advanced Micro Devices, Inc. +Proprietary 98 + Revision 1.0 February 25, 2008 + + + + + function for back faced quads , if + STENCIL_FRONT_BACK = 1. +STENCILFAIL_BF 20:18 0x0 Same encoding as STENCILFAIL. Specifies the stencil + value to be written if the stencil test fails for back faced + quads, if STENCIL_FRONT_BACK = 1 +STENCILZPASS_BF 23:21 0x0 Same encoding as STENCILFAIL. Specifies the stencil + value to be written if the stencil test passes and the Z test + passes (or is not enabled) for back faced quads, if + STENCIL_FRONT_BACK = 1 +STENCILZFAIL_BF 26:24 0x0 Same encoding as STENCILFAIL. Specifies the stencil + value to be written if the stencil test passes and the Z test + fails for back faced quads, if STENCIL_FRONT_BACK + =1 + + + +ZB:ZB_ZTOP · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4f14 +Field Name Bits Default Description +ZTOP 0 0x0 POSSIBLE VALUES: + 00 - Z is at the bottom of the pipe, after the fog unit. + 01 - Z is at the top of the pipe, after the scan unit. + + + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 99 diff --git a/R5xx_Acceleration_v1.3.txt b/R5xx_Acceleration_v1.3.txt new file mode 100644 index 0000000..3924473 --- /dev/null +++ b/R5xx_Acceleration_v1.3.txt @@ -0,0 +1,7693 @@ + Revision 1.3 March 30, 2008 + + + + + 10. Registers + +10.1 Command Processor Registers + + +CP:CP_CSQ2_STAT · [R] · 32 bits · Access: 8/16/32 · MMReg:0x7fc +DESCRIPTION: (RO) Command Stream Indirect Queue 2 Status +Field Name Bits Default Description +CSQ_WPTR_INDIRECT 9:0 none Current Write Pointer into the Indirect Queue. Default = + 0. +CSQ_RPTR_INDIRECT2 19:10 none Current Read Pointer into the Indirect Queue. Default = + 0. +CSQ_WPTR_INDIRECT2 29:20 none Current Write Pointer into the Indirect Queue. Default = + 0. + + + +CP:CP_CSQ_ADDR · [W] · 32 bits · Access: 8/16/32 · MMReg:0x7f0 +DESCRIPTION: (WO) Command Stream Queue Address +Field Name Bits Default Description +CSQ_ADDR 11:2 none Address into the Command Stream Queue which is to be + read from. Used for debug, to read the contents of the + Command Stream Queue. + + + +CP:CP_CSQ_APER_INDIRECT · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x1300-0x13fc +DESCRIPTION: IB1 Aperture map in RBBM - PIO +Field Name Bits Default Description +CP_CSQ_APER_INDIRECT 31:0 none IB1 Aperture +(Access: W) + + + +CP:CP_CSQ_APER_INDIRECT2 · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x1200-0x12fc +DESCRIPTION: IB2 Aperture map in RBBM - PIO +Field Name Bits Default Description +CP_CSQ_APER_INDIRECT2 31:0 none IB2 Aperture +(Access: W) + + + +CP:CP_CSQ_APER_PRIMARY · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x1000-0x11fc +DESCRIPTION: Primary Aperture map in RBBM - PIO +Field Name Bits Default Description + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 138 + Revision 1.3 March 30, 2008 + + + + +CP_CSQ_APER_PRIMARY 31:0 none Primary Aperture +(Access: W) + + + +CP:CP_CSQ_AVAIL · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x7b8 +DESCRIPTION: Command Stream Queue Available Counts +Field Name Bits Default Description +CSQ_CNT_PRIMARY 9:0 none Count of available dwords in the queue for the Primary +(Access: R) Stream. Read Only. +CSQ_CNT_INDIRECT 19:10 none Count of available dwords in the queue for the Indirect +(Access: R) Stream. Read Only. +CSQ_CNT_INDIRECT2 29:20 none Count of available dwords in the queue for the Indirect +(Access: R) Stream. Read Only. + + + +CP:CP_CSQ_CNTL · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x740 +DESCRIPTION: Command Stream Queue Control +Field Name Bits Default Description +CSQ_MODE 31:28 0x0 Command Stream Queue Mode. Controls whether each + command stream is enabled, and whether it is in push + mode (Programmed I/O), or pull mode (Bus-Master). + Encodings are chosen to be compatible with Rage128. 0= + Primary Disabled, Indirect Disabled. 1= Primary PIO, + Indirect Disabled. 2= Primary BM, Indirect Disabled. + 3,5,7= Primary PIO, Indirect BM. 4,6,8= Primary BM, + Indirect BM. 9-14= Reserved. 15= Primary PIO, Indirect + PIO Default = 0 + + + +CP:CP_CSQ_DATA · [R] · 32 bits · Access: 8/16/32 · MMReg:0x7f4 +DESCRIPTION: (RO) Command Stream Queue Data +Field Name Bits Default Description +CSQ_DATA 31:0 none Data from the Command Stream Queue, from location + pointed to by the CP_CSQ_ADDR register. Used for + debug, to read the contents of the Command Stream + Queue. + + + +CP:CP_CSQ_MODE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x744 +DESCRIPTION: Alternate Command Stream Queue Control +Field Name Bits Default Description +INDIRECT2_START 6:0 none Start location of Indirect Queue #2 in the command + cache. This value also sets the size in double octwords of + the Indirect Queue #1 cache that will reside in locations + INDIRECT1_START to (INDIRECT2_START - 1). The + Indirect Queue #2 will reside in locations + +© 2008 Advanced Micro Devices, Inc. +Proprietary 139 + Revision 1.3 March 30, 2008 + + + + + INDIRECT2_START to 0x5f. The minimum size of the + Indirect Queues must be at least twice the MAX_FETCH + size as programmed in the CP_RB_CNTL register. +INDIRECT1_START 14:8 none Start location of Indirect Queue #1 in the command + cache. This value is also the size in double octwords of + the Primary Queue cache that will reside in locations 0 to + (INDIRECT1_START - 1). The minimum size of the + Primary Queue cache must be at least twice the + MAX_FETCH size as programmed in the + CP_RB_CNTL register. +CSQ_INDIRECT2_MODE 26 0x0 0=>PIO, 1=>BM +CSQ_INDIRECT2_ENABLE 27 0x0 Enables Indirect Buffer #2. If this bit is set, the + CP_CSQ_MODE register overrides the operation of the + CSQ_MODE variable in the CP_CSQ_CNTL register. +CSQ_INDIRECT1_MODE 28 0x0 0=>PIO, 1=>BM +CSQ_INDIRECT1_ENABLE 29 0x0 Enables Indirect Buffer #1. If this bit is set, the + CP_CSQ_MODE register overrides the operation of the + CSQ_MODE variable in the CP_CSQ_CNTL register. +CSQ_PRIMARY_MODE 30 0x0 0=>PIO, 1=>BM +CSQ_PRIMARY_ENABLE 31 0x0 Enables Primary Buffer. If this bit is set, the + CP_CSQ_MODE register overrides the operation of the + CSQ_MODE variable in the CP_CSQ_CNTL register. + + + +CP:CP_CSQ_STAT · [R] · 32 bits · Access: 8/16/32 · MMReg:0x7f8 +DESCRIPTION: (RO) Command Stream Queue Status +Field Name Bits Default Description +CSQ_RPTR_PRIMARY 9:0 none Current Read Pointer into the Primary Queue. Default = + 0. +CSQ_WPTR_PRIMARY 19:10 none Current Write Pointer into the Primary Queue. Default = + 0. +CSQ_RPTR_INDIRECT 29:20 none Current Read Pointer into the Indirect Queue. Default = + 0. + + + +CP:CP_GUI_COMMAND · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x728 +DESCRIPTION: Command for PIO GUI DMAs +Field Name Bits Default Description +CP_GUI_COMMAND 31:0 none Command for PIO DMAs to the GUI DMA. Only + DWORD access is allowed to this register. + + + +CP:CP_GUI_DST_ADDR · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x724 +DESCRIPTION: Destination Address for PIO GUI DMAs +Field Name Bits Default Description + +© 2008 Advanced Micro Devices, Inc. +Proprietary 140 + Revision 1.3 March 30, 2008 + + + + +CP_GUI_DST_ADDR 31:0 none Destination address for PIO DMAs to the GUI DMA. + Only DWORD access is allowed to this register. + + + +CP:CP_GUI_SRC_ADDR · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x720 +DESCRIPTION: Source Address for PIO GUI DMAs +Field Name Bits Default Description +CP_GUI_SRC_ADDR 31:0 none Source address for PIO DMAs to the GUI DMA. Only + DWORD access is allowed to this register. + + + +CP:CP_IB2_BASE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x730 +DESCRIPTION: Indirect Buffer 2 Base +Field Name Bits Default Description +IB2_BASE 31:2 none Indirect Buffer 2 Base. Address of the beginning of the + indirect buffer. Only DWORD access is allowed to this + register. + + + +CP:CP_IB2_BUFSZ · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x734 +DESCRIPTION: Indirect Buffer 2 Size +Field Name Bits Default Description +IB2_BUFSZ 22:0 0x0 Indirect Buffer 2 Size. This size is expressed in dwords. + This field is an initiator to begin fetching commands + from the Indirect Buffer. Only DWORD access is + allowed to this register. Default = 0 + + + +CP:CP_IB_BASE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x738 +DESCRIPTION: Indirect Buffer Base +Field Name Bits Default Description +IB_BASE 31:2 none Indirect Buffer Base. Address of the beginning of the + indirect buffer. Only DWORD access is allowed to this + register. + + + +CP:CP_IB_BUFSZ · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x73c +DESCRIPTION: Indirect Buffer Size +Field Name Bits Default Description +IB_BUFSZ 22:0 0x0 Indirect Buffer Size. This size is expressed in dwords. + This field is an initiator to begin fetching commands + from the Indirect Buffer. Only DWORD access is + allowed to this register. Default = 0 + + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 141 + Revision 1.3 March 30, 2008 + + + + +CP:CP_ME_CNTL · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x7d0 +DESCRIPTION: Micro Engine Control +Field Name Bits Default Description +ME_STAT 15:0 none Status of MicroEngine internal registers. This value +(Access: R) depends on the current value of the ME_STATMUX + field. Read Only. +ME_STATMUX 20:16 0x0 Selects which status is to be returned on the ME_STAT + field. +ME_BUSY 29 none Busy indicator for the MicroEngine. 0 = MicroEngine +(Access: R) not busy. 1 = MicroEngine is active. Read Only. +ME_MODE 30 0x1 Run-Mode of MicroEngine. 0 = Single-Step Mode. 1 = + Free-running Mode. Default = 1 +ME_STEP 31 0x0 Step the MicroEngine by one instruction. Writing a `1` to +(Access: W) this field causes the MicroEngine to step by one + instruction, if and only if the ME_MODE bit is a `0`. + Write Only. + + + +CP:CP_ME_RAM_ADDR · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x7d4 +DESCRIPTION: MicroEngine RAM Address +Field Name Bits Default Description +ME_RAM_ADDR 7:0 none MicroEngine RAM Address (Write Mode) Writing this +(master with mirrors) register puts the RAM access circuitry into `Write Mode` + , which allows the address to auto-increment as data is + written into the RAM. + + + +CP:CP_ME_RAM_DATAH · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x7dc +DESCRIPTION: MicroEngine RAM Data High +Field Name Bits Default Description +ME_RAM_DATAH 7:0 none MicroEngine RAM Data High Used to load the + MicroEngine RAM. + + + +CP:CP_ME_RAM_DATAL · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x7e0 +DESCRIPTION: MicroEngine RAM Data Low +Field Name Bits Default Description +ME_RAM_DATAL 31:0 none MicroEngine RAM Data Low Used to load the + MicroEngine RAM. + + + +CP:CP_ME_RAM_RADDR · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x7d8 +DESCRIPTION: MicroEngine RAM Read Address +Field Name Bits Default Description + +© 2008 Advanced Micro Devices, Inc. +Proprietary 142 + Revision 1.3 March 30, 2008 + + + + +ME_RAM_RADDR 7:0 none MicroEngine RAM Address (Read Mode) Writing +(mirror of this register puts the RAM access circuitry into `Read +CP_ME_RAM_ADDR:ME_RAM_ADDR) Mode` , which allows the address to auto-increment +(Access: W) as data is read from the RAM. Write Only. + + + +CP:CP_RB_BASE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x700 +DESCRIPTION: Ring Buffer Base +Field Name Bits Default Description +RB_BASE 31:2 none Ring Buffer Base. Address of the beginning of the ring + buffer. + + + +CP:CP_RB_CNTL · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x704 +DESCRIPTION: Ring Buffer Control +Field Name Bits Default Description +RB_BUFSZ 5:0 0x0 Ring Buffer Size. This size is expressed in log2 of the + actual size. Values 0 and 1 are clamped to an 8 DWORD + ring buffer. A value of 2 to 22 will give a ring buffer: + 2^(RB_BUFSZ+1). Values greater than 22 will clamp to + 22. Default = 0 +RB_BLKSZ 13:8 0x0 Ring Buffer Block Size. This defines the number of + quadwords that the Command Processor will read + between updates to the host`s copy of the Read Pointer. + This size is expressed in log2 of the actual size (in 64-bit + quadwords). For example, for a block of 1024 + quadwords, you would program this field to 10(decimal). + Default = 0 +BUF_SWAP 17:16 0x0 Endian Swap Control for Ring Buffer and Indirect + Buffer. Only affects the chip behavior if the buffer + resides in system memory. 0 = No swap 1 = 16-bit swap: + 0xAABBCCDD becomes 0xBBAADDCC 2 = 32-bit + swap: 0xAABBCCDD becomes 0xDDCCBBAA 3 = + Half-dword swap: 0xAABBCCDD becomes + 0xCCDDAABB Default = 0 +MAX_FETCH 19:18 0x0 Maximum Fetch Size for any read request that the CP + makes to memory. 0 = 1 double octword. (32 bytes) 1 = + 2 double octwords. (64 bytes) 2 = 4 double octwords. + (128 bytes) 3 = 8 double octwords. (256 bytes). Default + =0 +RB_NO_UPDATE 27 0x0 Ring Buffer No Write to Read Pointer 0= Write to Host`s + copy of Read Pointer in system memory. 1= Do not write + to Host`s copy of Read pointer. The purpose of this + control bit is to have a fall-back position if the bus- + mastered write to system memory doesn`t work, in which + case the driver will have to read the Graphics + Controller`s copy of the Read Pointer directly, with some + performance penalty. Default = 0 + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 143 + Revision 1.3 March 30, 2008 + + + + +RB_RPTR_WR_ENA 31 0x0 Ring Buffer Read Pointer Write Transfer Enable. When + set the contents of the CP_RB_RPTR_WR register is + transferred to the active read pointer (CP_RB_RPTR) + whenever the CP_RB_WPTR register is written. Default + =0 + + + +CP:CP_RB_RPTR · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x710 +DESCRIPTION: Ring Buffer Read Pointer Address (RO) +Field Name Bits Default Description +RB_RPTR 22:0 none Ring Buffer Read Pointer. This is an index (in dwords) +(Access: R) of the current element being read from the ring buffer. + + + +CP:CP_RB_RPTR_ADDR · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x70c +DESCRIPTION: Ring Buffer Read Pointer Address +Field Name Bits Default Description +RB_RPTR_SWAP 1:0 0x0 Swap control of the reported read pointer address. See + CP_RB_CNTL.BUF_SWAP for the encoding. +RB_RPTR_ADDR 31:2 0x0 Ring Buffer Read Pointer Address. Address of the Host`s + copy of the Read Pointer. CP_RB_RPTR (RO) Ring + Buffer Read Pointer + + + +CP:CP_RB_RPTR_WR · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x71c +DESCRIPTION: Writable Ring Buffer Read Pointer Address +Field Name Bits Default Description +RB_RPTR_WR 22:0 0x0 Writable Ring Buffer Read Pointer. Writable for + updating the RB_RPTR after an ACPI. + + + +CP:CP_RB_WPTR · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x714 +DESCRIPTION: (RO) Ring Buffer Write Pointer +Field Name Bits Default Description +RB_WPTR 22:0 0x0 Ring Buffer Write Pointer. This is an index (in dwords) + of the last known element to be written to the ring buffer + (by the host). + + + +CP:CP_RB_WPTR_DELAY · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x718 +DESCRIPTION: Ring Buffer Write Pointer Delay +Field Name Bits Default Description +PRE_WRITE_TIMER 27:0 0x0 Pre-Write Timer. The number of clocks that a write to + the CP_RB_WPTR register will be delayed until actually + taking effect. Default = 0 +© 2008 Advanced Micro Devices, Inc. +Proprietary 144 + Revision 1.3 March 30, 2008 + + + + +PRE_WRITE_LIMIT 31:28 0x0 Pre-Write Limit. The number of times that the + CP_RB_WPTR register can be written (while the + PRE_WRITE_TIMER has not expired) before the + CP_RB_WPTR register is forced to be updated with the + most recently written value. Default = 0 + + + +CP:CP_RESYNC_ADDR · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x778 +DESCRIPTION: Raster Engine Sync Address (WO) +Field Name Bits Default Description +RESYNC_ADDR 2:0 0x0 Scratch Register Offset Address. +(Access: W) + + + +CP:CP_RESYNC_DATA · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x77c +DESCRIPTION: Raster Engine Sync Data (WO) +Field Name Bits Default Description +RESYNC_DATA 31:0 none Data written to selected Scratch Register when a sync +(Access: W) pulse pair is received from the CBA and CBB. + + + +CP:CP_STAT · [R] · 32 bits · Access: 8/16/32 · MMReg:0x7c0 +DESCRIPTION: (RO) Busy Status Signals +Field Name Bits Default Description +MRU_BUSY 0 none Memory Read Unit Busy. +MWU_BUSY 1 none Memory Write Unit Busy. +RSIU_BUSY 2 none Register Backbone Input Interface Busy. +RCIU_BUSY 3 none RBBM Output Interface Busy. +CSF_PRIMARY_BUSY 9 none Primary Command Stream Fetcher Busy. +CSF_INDIRECT_BUSY 10 none Indirect #1 Command Stream Fetcher Busy. +CSQ_PRIMARY_BUSY 11 none Data in Command Queue for Primary Stream. +CSQ_INDIRECT_BUSY 12 none Data in Command Queue for Indirect #1 Stream. +CSI_BUSY 13 none Command Stream Interpreter Busy. +CSF_INDIRECT2_BUSY 14 none Indirect #2 Command Stream Fetcher Busy. +CSQ_INDIRECT2_BUSY 15 none Data in Command Queue for Indirect #2 Stream. +GUIDMA_BUSY 28 none GUI DMA Engine Busy. +VIDDMA_BUSY 29 none VID DMA Engine Busy. +CMDSTRM_BUSY 30 none Command Stream Busy. +CP_BUSY 31 none CP Busy. + + + +CP:CP_VID_COMMAND · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x7cc + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 145 + Revision 1.3 March 30, 2008 + + + + +DESCRIPTION: Command for PIO VID DMAs +Field Name Bits Default Description +CP_VID_COMMAND 31:0 none Command for PIO DMAs to the VID DMA. Only + DWORD access is allowed to this register. + + + +CP:CP_VID_DST_ADDR · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x7c8 +DESCRIPTION: Destination Address for PIO VID DMAs +Field Name Bits Default Description +CP_VID_DST_ADDR 31:0 none Destination address for PIO DMAs to the VID DMA. + Only DWORD access is allowed to this register. + + + +CP:CP_VID_SRC_ADDR · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x7c4 +DESCRIPTION: Source Address for PIO VID DMAs +Field Name Bits Default Description +CP_VID_SRC_ADDR 31:0 none Source address for PIO DMAs to the VID DMA. Only + DWORD access is allowed to this register. + + + +CP:CP_VP_ADDR_CNTL · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x7e8 +DESCRIPTION: Virtual vs Physical Address Control - Selects whether the address corresponds to a physical or +virtual address in memory. +Field Name Bits Default Description +SCRATCH_ALT_VP_WR 0 0x0 0=Physical (Default), 1=Virtual +SCRATCH_VP_WR 1 0x0 0=Physical (Default), 1=Virtual +RPTR_VP_UPDATE 2 0x0 0=Physical (Default), 1=Virtual +VIDDMA_VP_WR 3 0x0 0=Physical (Default), 1=Virtual +VIDDMA_VP_RD 4 0x0 0=Physical (Default), 1=Virtual +GUIDMA_VP_WR 5 0x0 0=Physical (Default), 1=Virtual +GUIDMA_VP_RD 6 0x0 0=Physical (Default), 1=Virtual +INDR2_VP_FETCH 7 0x0 0=Physical (Default), 1=Virtual +INDR1_VP_FETCH 8 0x0 0=Physical (Default), 1=Virtual +RING_VP_FETCH 9 0x0 0=Physical (Default), 1=Virtual + + + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 146 + Revision 1.3 March 30, 2008 + + + + +10.2 Color Buffer Registers + +CB:RB3D_AARESOLVE_CTL · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4e88 +DESCRIPTION: Resolve Buffer Control. Unpipelined +Field Name Bits Default Description +AARESOLVE_MODE 0 0x0 Specifies if the color buffer is in resolve mode. The + cache must be empty before changing this register. + + POSSIBLE VALUES: + 00 - Normal operation. + 01 - Resolve operation. +AARESOLVE_GAMMA 1 none Specifies the gamma and degamma to be applied to the + samples before and after filtering, respectively. + + POSSIBLE VALUES: + 00 - 1.0 + 01 - 2.2 +AARESOLVE_ALPHA 2 0x0 Controls whether alpha is averaged in the resolve. 0 => + the resolved alpha value is selected from the sample 0 + value. 1=> the resolved alpha value is a filtered (average) + result of of the samples. + + POSSIBLE VALUES: + 00 - Resolved alpha value is taken from sample 0. + 01 - Resolved alpha value is the average of the + samples. The average is not gamma corrected. + + + +CB:RB3D_AARESOLVE_OFFSET · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4e80 +DESCRIPTION: Resolve buffer destination address. The cache must be empty before changing this register if the +cb is in resolve mode. Unpipelined +Field Name Bits Default Description +AARESOLVE_OFFSET 31:5 none 256-bit aligned 3D resolve destination offset. + + + +CB:RB3D_AARESOLVE_PITCH · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4e84 +DESCRIPTION: Resolve Buffer Pitch and Tiling Control. The cache must be empty before changing this register if +the cb is in resolve mode. Unpipelined +Field Name Bits Default Description +AARESOLVE_PITCH 13:1 none 3D destination pitch in multiples of 2-pixels. + + + +CB:RB3D_ABLENDCNTL · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4e08 +DESCRIPTION: Alpha Blend Control for Alpha Channel. Pipelined through the blender. +Field Name Bits Default Description + +© 2008 Advanced Micro Devices, Inc. +Proprietary 147 + Revision 1.3 March 30, 2008 + + + + +COMB_FCN 14:12 none Combine Function , Allows modification of how the + SRCBLEND and DESTBLEND are combined. + + POSSIBLE VALUES: + 00 - Add and Clamp + 01 - Add but no Clamp + 02 - Subtract Dst from Src, and Clamp + 03 - Subtract Dst from Src, and don`t Clamp + 04 - Minimum of Src, Dst (the src and dst blend + functions are forced to D3D_ONE) + 05 - Maximum of Src, Dst (the src and dst blend + functions are forced to D3D_ONE) + 06 - Subtract Src from Dst, and Clamp + 07 - Subtract Src from Dst, and don`t Clamp +SRCBLEND 21:16 none Source Blend Function , Alpha blending function (SRC). + + POSSIBLE VALUES: + 00 - RESERVED + 01 - D3D_ZERO + 02 - D3D_ONE + 03 - D3D_SRCCOLOR + 04 - D3D_INVSRCCOLOR + 05 - D3D_SRCALPHA + 06 - D3D_INVSRCALPHA + 07 - D3D_DESTALPHA + 08 - D3D_INVDESTALPHA + 09 - D3D_DESTCOLOR + 10 - D3D_INVDESTCOLOR + 11 - D3D_SRCALPHASAT + 12 - D3D_BOTHSRCALPHA + 13 - D3D_BOTHINVSRCALPHA + 14 - RESERVED + 15 - RESERVED + 16 - RESERVED + 17 - RESERVED + 18 - RESERVED + 19 - RESERVED + 20 - RESERVED + 21 - RESERVED + 22 - RESERVED + 23 - RESERVED + 24 - RESERVED + 25 - RESERVED + 26 - RESERVED + 27 - RESERVED + 28 - RESERVED + 29 - RESERVED + 30 - RESERVED + 31 - RESERVED + 32 - GL_ZERO + 33 - GL_ONE + 34 - GL_SRC_COLOR + +© 2008 Advanced Micro Devices, Inc. +Proprietary 148 + Revision 1.3 March 30, 2008 + + + + + 35 - GL_ONE_MINUS_SRC_COLOR + 36 - GL_DST_COLOR + 37 - GL_ONE_MINUS_DST_COLOR + 38 - GL_SRC_ALPHA + 39 - GL_ONE_MINUS_SRC_ALPHA + 40 - GL_DST_ALPHA + 41 - GL_ONE_MINUS_DST_ALPHA + 42 - GL_SRC_ALPHA_SATURATE + 43 - GL_CONSTANT_COLOR + 44 - GL_ONE_MINUS_CONSTANT_COLOR + 45 - GL_CONSTANT_ALPHA + 46 - GL_ONE_MINUS_CONSTANT_ALPHA + 47 - RESERVED + 48 - RESERVED + 49 - RESERVED + 50 - RESERVED + 51 - RESERVED + 52 - RESERVED + 53 - RESERVED + 54 - RESERVED + 55 - RESERVED + 56 - RESERVED + 57 - RESERVED + 58 - RESERVED + 59 - RESERVED + 60 - RESERVED + 61 - RESERVED + 62 - RESERVED + 63 - RESERVED +DESTBLEND 29:24 none Destination Blend Function , Alpha blending function + (DST). + + POSSIBLE VALUES: + 00 - RESERVED + 01 - D3D_ZERO + 02 - D3D_ONE + 03 - D3D_SRCCOLOR + 04 - D3D_INVSRCCOLOR + 05 - D3D_SRCALPHA + 06 - D3D_INVSRCALPHA + 07 - D3D_DESTALPHA + 08 - D3D_INVDESTALPHA + 09 - D3D_DESTCOLOR + 10 - D3D_INVDESTCOLOR + 11 - RESERVED + 12 - RESERVED + 13 - RESERVED + 14 - RESERVED + 15 - RESERVED + 16 - RESERVED + 17 - RESERVED + 18 - RESERVED + 19 - RESERVED + +© 2008 Advanced Micro Devices, Inc. +Proprietary 149 + Revision 1.3 March 30, 2008 + + + + + 20 - RESERVED + 21 - RESERVED + 22 - RESERVED + 23 - RESERVED + 24 - RESERVED + 25 - RESERVED + 26 - RESERVED + 27 - RESERVED + 28 - RESERVED + 29 - RESERVED + 30 - RESERVED + 31 - RESERVED + 32 - GL_ZERO + 33 - GL_ONE + 34 - GL_SRC_COLOR + 35 - GL_ONE_MINUS_SRC_COLOR + 36 - GL_DST_COLOR + 37 - GL_ONE_MINUS_DST_COLOR + 38 - GL_SRC_ALPHA + 39 - GL_ONE_MINUS_SRC_ALPHA + 40 - GL_DST_ALPHA + 41 - GL_ONE_MINUS_DST_ALPHA + 42 - RESERVED + 43 - GL_CONSTANT_COLOR + 44 - GL_ONE_MINUS_CONSTANT_COLOR + 45 - GL_CONSTANT_ALPHA + 46 - GL_ONE_MINUS_CONSTANT_ALPHA + 47 - RESERVED + 48 - RESERVED + 49 - RESERVED + 50 - RESERVED + 51 - RESERVED + 52 - RESERVED + 53 - RESERVED + 54 - RESERVED + 55 - RESERVED + 56 - RESERVED + 57 - RESERVED + 58 - RESERVED + 59 - RESERVED + 60 - RESERVED + 61 - RESERVED + 62 - RESERVED + 63 - RESERVED + + + +CB:RB3D_BLENDCNTL · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4e04 +DESCRIPTION: Alpha Blend Control for Color Channels. Pipelined through the blender. +Field Name Bits Default Description +ALPHA_BLEND_ENABLE 0 0x0 Allow alpha blending with the destination. + + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 150 + Revision 1.3 March 30, 2008 + + + + + POSSIBLE VALUES: + 00 - Disable + 01 - Enable +SEPARATE_ALPHA_ENABLE 1 0x0 Enables use of RB3D_ABLENDCNTL + + POSSIBLE VALUES: + 00 - Disabled (Use RB3D_BLENDCNTL) + 01 - Enabled (Use RB3D_ABLENDCNTL) +READ_ENABLE 2 0x1 When blending is enabled, this enables memory reads. + Memory reads will still occur when this is disabled if + they are for reasons not related to blending. + + POSSIBLE VALUES: + 00 - Disable reads + 01 - Enable reads +DISCARD_SRC_PIXELS 5:3 0x0 Discard pixels when blending is enabled based on the src + color. + + POSSIBLE VALUES: + 00 - Disable + 01 - Discard pixels if src alpha <= + RB3D_DISCARD_SRC_PIXEL_LTE_THRESHOLD + 02 - Discard pixels if src color <= + RB3D_DISCARD_SRC_PIXEL_LTE_THRESHOLD + 03 - Discard pixels if src argb <= + RB3D_DISCARD_SRC_PIXEL_LTE_THRESHOLD + 04 - Discard pixels if src alpha >= + RB3D_DISCARD_SRC_PIXEL_GTE_THRESHOLD + 05 - Discard pixels if src color >= + RB3D_DISCARD_SRC_PIXEL_GTE_THRESHOLD + 06 - Discard pixels if src argb >= + RB3D_DISCARD_SRC_PIXEL_GTE_THRESHOLD + 07 - (reserved) +COMB_FCN 14:12 none Combine Function , Allows modification of how the + SRCBLEND and DESTBLEND are combined. + + POSSIBLE VALUES: + 00 - Add and Clamp + 01 - Add but no Clamp + 02 - Subtract Dst from Src, and Clamp + 03 - Subtract Dst from Src, and don`t Clamp + 04 - Minimum of Src, Dst (the src and dst blend + functions are forced to D3D_ONE) + 05 - Maximum of Src, Dst (the src and dst blend + functions are forced to D3D_ONE) + 06 - Subtract Src from Dst, and Clamp + 07 - Subtract Src from Dst, and don`t Clamp +SRCBLEND 21:16 none Source Blend Function , Alpha blending function (SRC). + + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 151 + Revision 1.3 March 30, 2008 + + + + + POSSIBLE VALUES: + 00 - RESERVED + 01 - D3D_ZERO + 02 - D3D_ONE + 03 - D3D_SRCCOLOR + 04 - D3D_INVSRCCOLOR + 05 - D3D_SRCALPHA + 06 - D3D_INVSRCALPHA + 07 - D3D_DESTALPHA + 08 - D3D_INVDESTALPHA + 09 - D3D_DESTCOLOR + 10 - D3D_INVDESTCOLOR + 11 - D3D_SRCALPHASAT + 12 - D3D_BOTHSRCALPHA + 13 - D3D_BOTHINVSRCALPHA + 14 - RESERVED + 15 - RESERVED + 16 - RESERVED + 17 - RESERVED + 18 - RESERVED + 19 - RESERVED + 20 - RESERVED + 21 - RESERVED + 22 - RESERVED + 23 - RESERVED + 24 - RESERVED + 25 - RESERVED + 26 - RESERVED + 27 - RESERVED + 28 - RESERVED + 29 - RESERVED + 30 - RESERVED + 31 - RESERVED + 32 - GL_ZERO + 33 - GL_ONE + 34 - GL_SRC_COLOR + 35 - GL_ONE_MINUS_SRC_COLOR + 36 - GL_DST_COLOR + 37 - GL_ONE_MINUS_DST_COLOR + 38 - GL_SRC_ALPHA + 39 - GL_ONE_MINUS_SRC_ALPHA + 40 - GL_DST_ALPHA + 41 - GL_ONE_MINUS_DST_ALPHA + 42 - GL_SRC_ALPHA_SATURATE + 43 - GL_CONSTANT_COLOR + 44 - GL_ONE_MINUS_CONSTANT_COLOR + 45 - GL_CONSTANT_ALPHA + 46 - GL_ONE_MINUS_CONSTANT_ALPHA + 47 - RESERVED + 48 - RESERVED + 49 - RESERVED + 50 - RESERVED + +© 2008 Advanced Micro Devices, Inc. +Proprietary 152 + Revision 1.3 March 30, 2008 + + + + + 51 - RESERVED + 52 - RESERVED + 53 - RESERVED + 54 - RESERVED + 55 - RESERVED + 56 - RESERVED + 57 - RESERVED + 58 - RESERVED + 59 - RESERVED + 60 - RESERVED + 61 - RESERVED + 62 - RESERVED + 63 - RESERVED +DESTBLEND 29:24 none Destination Blend Function , Alpha blending function + (DST). + + POSSIBLE VALUES: + 00 - RESERVED + 01 - D3D_ZERO + 02 - D3D_ONE + 03 - D3D_SRCCOLOR + 04 - D3D_INVSRCCOLOR + 05 - D3D_SRCALPHA + 06 - D3D_INVSRCALPHA + 07 - D3D_DESTALPHA + 08 - D3D_INVDESTALPHA + 09 - D3D_DESTCOLOR + 10 - D3D_INVDESTCOLOR + 11 - RESERVED + 12 - RESERVED + 13 - RESERVED + 14 - RESERVED + 15 - RESERVED + 16 - RESERVED + 17 - RESERVED + 18 - RESERVED + 19 - RESERVED + 20 - RESERVED + 21 - RESERVED + 22 - RESERVED + 23 - RESERVED + 24 - RESERVED + 25 - RESERVED + 26 - RESERVED + 27 - RESERVED + 28 - RESERVED + 29 - RESERVED + 30 - RESERVED + 31 - RESERVED + 32 - GL_ZERO + 33 - GL_ONE + 34 - GL_SRC_COLOR + 35 - GL_ONE_MINUS_SRC_COLOR + +© 2008 Advanced Micro Devices, Inc. +Proprietary 153 + Revision 1.3 March 30, 2008 + + + + + 36 - GL_DST_COLOR + 37 - GL_ONE_MINUS_DST_COLOR + 38 - GL_SRC_ALPHA + 39 - GL_ONE_MINUS_SRC_ALPHA + 40 - GL_DST_ALPHA + 41 - GL_ONE_MINUS_DST_ALPHA + 42 - RESERVED + 43 - GL_CONSTANT_COLOR + 44 - GL_ONE_MINUS_CONSTANT_COLOR + 45 - GL_CONSTANT_ALPHA + 46 - GL_ONE_MINUS_CONSTANT_ALPHA + 47 - RESERVED + 48 - RESERVED + 49 - RESERVED + 50 - RESERVED + 51 - RESERVED + 52 - RESERVED + 53 - RESERVED + 54 - RESERVED + 55 - RESERVED + 56 - RESERVED + 57 - RESERVED + 58 - RESERVED + 59 - RESERVED + 60 - RESERVED + 61 - RESERVED + 62 - RESERVED + 63 - RESERVED +SRC_ALPHA_0_NO_READ 30 0x0 Enables source alpha zero performance optimization to + skip reads. + + POSSIBLE VALUES: + 00 - Disable source alpha zero performance + optimization to skip reads + 01 - Enable source alpha zero performance + optimization to skip reads +SRC_ALPHA_1_NO_READ 31 0x0 Enables source alpha one performance optimization to + skip reads. + + POSSIBLE VALUES: + 00 - Disable source alpha one performance + optimization to skip reads + 01 - Enable source alpha one performance + optimization to skip reads + + + +CB:RB3D_DISCARD_SRC_PIXEL_GTE_THRESHOLD · [R/W] · 32 bits · Access: 8/16/32 · +MMReg:0x4ea4 +DESCRIPTION: Discard src pixels greater than or equal to threshold. +Field Name Bits Default Description + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 154 + Revision 1.3 March 30, 2008 + + + + +BLUE 7:0 0xFF Blue +GREEN 15:8 0xFF Green +RED 23:16 0xFF Red +ALPHA 31:24 0xFF Alpha + + + +CB:RB3D_DISCARD_SRC_PIXEL_LTE_THRESHOLD · [R/W] · 32 bits · Access: 8/16/32 · +MMReg:0x4ea0 +DESCRIPTION: Discard src pixels less than or equal to threshold. +Field Name Bits Default Description +BLUE 7:0 0x0 Blue +GREEN 15:8 0x0 Green +RED 23:16 0x0 Red +ALPHA 31:24 0x0 Alpha + + + +CB:RB3D_CCTL · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4e00 +DESCRIPTION: Unpipelined. +Field Name Bits Default Description +NUM_MULTIWRITES 6:5 0x0 A quad is replicated and written to this + many buffers. + + POSSIBLE VALUES: + 00 - 1 buffer. This is the only mode + where the cb processes the end of packet + command. + 01 - 2 buffers + 02 - 3 buffers + 03 - 4 buffers +CLRCMP_FLIPE_ENABLE 7 0x0 Enables equivalent of rage128 + CMP_EQ_FLIP color compare mode. + This is used to ensure 3D data does not + get chromakeyed away by logic in the + backend. + + POSSIBLE VALUES: + 00 - Disable color compare. + 01 - Enable color compare. +AA_COMPRESSION_ENABLE 9 none Enables AA color compression. Cmask + must also be enabled when aa + compression is enabled. The cache must + be empty before this is changed. + + POSSIBLE VALUES: + 00 - Disable AA compression + 01 - Enable AA compression + +© 2008 Advanced Micro Devices, Inc. +Proprietary 155 + Revision 1.3 March 30, 2008 + + + + +CMASK_ENABLE 10 none Enables use of the cmask ram. The cache + must be empty before this is changed. + + POSSIBLE VALUES: + 00 - Disable + 01 - Enable +Reserved 11 0x0 Set to 0 +INDEPENDENT_COLOR_CHANNEL_MASK_ENABLE 12 0x0 Enables indepedent color channel masks + for the MRTs. Disabling this feature will + cause all the MRTs to use color channel + mask 0. + + POSSIBLE VALUES: + 00 - Disable + 01 - Enable +WRITE_COMPRESSION_DISABLE 13 none Disables write compression. + + POSSIBLE VALUES: + 00 - Enable write compression + 01 - Disable write compression +INDEPENDENT_COLORFORMAT_ENABLE 14 0x0 Enables independent color format for the + MRTs. Disabling this feature will cause + all the MRTs to use color format 0. + + POSSIBLE VALUES: + 00 - Disable + 01 - Enable + + + +CB:RB3D_CLRCMP_CLR · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4e20 +DESCRIPTION: Color Compare Color. Stalls the 2d/3d datapath until it is idle. +Field Name Bits Default Description +CLRCMP_CLR 31:0 none Like RB2D_CLRCMP_CLR, but a separate register is + provided to keep 2D and 3D state separate. + + + +CB:RB3D_CLRCMP_FLIPE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4e1c +DESCRIPTION: Color Compare Flip. Stalls the 2d/3d datapath until it is idle. +Field Name Bits Default Description +CLRCMP_FLIPE 31:0 none Like RB2D_CLRCMP_FLIPE, but a separate register is + provided to keep 2D and 3D state separate. + + + +CB:RB3D_CLRCMP_MSK · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4e24 +DESCRIPTION: Color Compare Mask. Stalls the 2d/3d datapath until it is idle. +Field Name Bits Default Description + +© 2008 Advanced Micro Devices, Inc. +Proprietary 156 + Revision 1.3 March 30, 2008 + + + + +CLRCMP_MSK 31:0 none Like RB2D_CLRCMP_CLR, but separate registers + provided to keep 2D and 3D state separate. + + + +CB:RB3D_COLOROFFSET[0-3] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4e28-0x4e34 +DESCRIPTION: Color Buffer Address Offset of multibuffer 0. Unpipelined. +Field Name Bits Default Description +COLOROFFSET 31:5 none 256-bit aligned 3D destination offset address. The cache + must be empty before this is changed. + + + +CB:RB3D_COLORPITCH[0-3] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4e38-0x4e44 +DESCRIPTION: Color buffer format and tiling control for all the multibuffers and the pitch of multibuffer 0. +Unpipelined. The cache must be empty before any of the registers are changed. +Field Name Bits Default Description +COLORPITCH 13:1 none 3D destination pitch in multiples of 2-pixels. +COLORTILE 16 none Denotes whether the 3D destination is in macrotiled + format. + + POSSIBLE VALUES: + 00 - 3D destination is not macrotiled + 01 - 3D destination is macrotiled +COLORMICROTILE 18:17 none Denotes whether the 3D destination is in microtiled + format. + + POSSIBLE VALUES: + 00 - 3D destination is no microtiled + 01 - 3D destination is microtiled + 02 - 3D destination is square microtiled. Only + available in 16-bit + 03 - (reserved) +COLORENDIAN 20:19 none Specifies endian control for the color buffer. + + POSSIBLE VALUES: + 00 - No swap + 01 - Word swap (2 bytes in 16-bit) + 02 - Dword swap (4 bytes in a 32-bit) + 03 - Half-Dword swap (2 16-bit in a 32-bit) +COLORFORMAT 24:21 0x6 3D destination color format. + + POSSIBLE VALUES: + 00 - ARGB10101010 + 01 - UV1010 + 02 - CI8 (2D ONLY) + 03 - ARGB1555 + 04 - RGB565 + 05 - ARGB2101010 + 06 - ARGB8888 + +© 2008 Advanced Micro Devices, Inc. +Proprietary 157 + Revision 1.3 March 30, 2008 + + + + + 07 - ARGB32323232 + 08 - (Reserved) + 09 - I8 + 10 - ARGB16161616 + 11 - YUV422 packed (VYUY) + 12 - YUV422 packed (YVYU) + 13 - UV88 + 14 - I10 + 15 - ARGB4444 + + + +CB:RB3D_COLOR_CHANNEL_MASK · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4e0c +DESCRIPTION: 3D Color Channel Mask. If all the channels used in the current color format are disabled, then +the cb will discard all the incoming quads. Pipelined through the blender. +Field Name Bits Default Description +BLUE_MASK 0 0x1 mask bit for the blue channel + + POSSIBLE VALUES: + 00 - disable + 01 - enable +GREEN_MASK 1 0x1 mask bit for the green channel + + POSSIBLE VALUES: + 00 - disable + 01 - enable +RED_MASK 2 0x1 mask bit for the red channel + + POSSIBLE VALUES: + 00 - disable + 01 - enable +ALPHA_MASK 3 0x1 mask bit for the alpha channel + + POSSIBLE VALUES: + 00 - disable + 01 - enable +BLUE_MASK1 4 0x1 mask bit for the blue channel of MRT 1 + + POSSIBLE VALUES: + 00 - disable + 01 - enable +GREEN_MASK1 5 0x1 mask bit for the green channel of MRT 1 + + POSSIBLE VALUES: + 00 - disable + 01 - enable +RED_MASK1 6 0x1 mask bit for the red channel of MRT 1 + + POSSIBLE VALUES: + +© 2008 Advanced Micro Devices, Inc. +Proprietary 158 + Revision 1.3 March 30, 2008 + + + + + 00 - disable + 01 - enable +ALPHA_MASK1 7 0x1 mask bit for the alpha channel of MRT 1 + + POSSIBLE VALUES: + 00 - disable + 01 - enable +BLUE_MASK2 8 0x1 mask bit for the blue channel of MRT 2 + + POSSIBLE VALUES: + 00 - disable + 01 - enable +GREEN_MASK2 9 0x1 mask bit for the green channel of MRT 2 + + POSSIBLE VALUES: + 00 - disable + 01 - enable +RED_MASK2 10 0x1 mask bit for the red channel of MRT 2 + + POSSIBLE VALUES: + 00 - disable + 01 - enable +ALPHA_MASK2 11 0x1 mask bit for the alpha channel of MRT 2 + + POSSIBLE VALUES: + 00 - disable + 01 - enable +BLUE_MASK3 12 0x1 mask bit for the blue channel of MRT 3 + + POSSIBLE VALUES: + 00 - disable + 01 - enable +GREEN_MASK3 13 0x1 mask bit for the green channel of MRT 3 + + POSSIBLE VALUES: + 00 - disable + 01 - enable +RED_MASK3 14 0x1 mask bit for the red channel of MRT 3 + + POSSIBLE VALUES: + 00 - disable + 01 - enable +ALPHA_MASK3 15 0x1 mask bit for the alpha channel of MRT 3 + + POSSIBLE VALUES: + 00 - disable + 01 - enable + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 159 + Revision 1.3 March 30, 2008 + + + + +CB:RB3D_COLOR_CLEAR_VALUE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4e14 +DESCRIPTION: Clear color that is used when the color mask is set to 00. Unpipelined. Program this register with +a 32-bit value in ARGB8888 or ARGB2101010 formats, ignoring the fields. +Field Name Bits Default Description +BLUE 7:0 none blue clear color +GREEN 15:8 none green clear color +RED 23:16 none red clear color +ALPHA 31:24 none alpha clear color + + + +CB:RB3D_COLOR_CLEAR_VALUE_AR · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x46c0 +DESCRIPTION: Alpha and red clear color values that are used when the color mask is set to 00 in FP16 per +component mode. Unpipelined. +Field Name Bits Default Description +RED 15:0 none red clear color +ALPHA 31:16 none alpha clear color + + + +CB:RB3D_COLOR_CLEAR_VALUE_GB · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x46c4 +DESCRIPTION: Green and blue clear color values that are used when the color mask is set to 00 in FP16 per +component mode. Unpipelined. +Field Name Bits Default Description +BLUE 15:0 none blue clear color +GREEN 31:16 none green clear color + + + +CB:RB3D_CONSTANT_COLOR · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4e10 +DESCRIPTION: Constant color used by the blender. Pipelined through the blender. +Field Name Bits Default Description +BLUE 7:0 none blue constant color (For R520, this field is ignored, use + RB3D_CONSTANT_COLOR_GB__BLUE instead) +GREEN 15:8 none green constant color (For R520, this field is ignored, use + RB3D_CONSTANT_COLOR_GB__GREEN instead) +RED 23:16 none red constant color (For R520, this field is ignored, use + RB3D_CONSTANT_COLOR_AR__RED instead) +ALPHA 31:24 none alpha constant color (For R520, this field is ignored, use + RB3D_CONSTANT_COLOR_AR__ALPHA instead) + + + +CB:RB3D_CONSTANT_COLOR_AR · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4ef8 +DESCRIPTION: Constant color used by the blender. Pipelined through the blender. +Field Name Bits Default Description +RED 15:0 none red constant color in 0.10 fixed or FP16 format + +© 2008 Advanced Micro Devices, Inc. +Proprietary 160 + Revision 1.3 March 30, 2008 + + + + +ALPHA 31:16 none alpha constant color in 0.10 fixed or FP16 format + + + +CB:RB3D_CONSTANT_COLOR_GB · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4efc +DESCRIPTION: Constant color used by the blender. Pipelined through the blender. +Field Name Bits Default Description +BLUE 15:0 none blue constant color in 0.10 fixed or FP16 format +GREEN 31:16 none green constant color in 0.10 fixed or FP16 format + + + +CB:RB3D_DITHER_CTL · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4e50 +DESCRIPTION: Dithering control register. Pipelined through the blender. +Field Name Bits Default Description +DITHER_MODE 1:0 0x0 Dither mode + + POSSIBLE VALUES: + 00 - Truncate + 01 - Round + 02 - LUT dither + 03 - (reserved) +ALPHA_DITHER_MODE 3:2 0x0 POSSIBLE VALUES: + 00 - Truncate + 01 - Round + 02 - LUT dither + 03 - (reserved) + + + +CB:RB3D_DSTCACHE_CTLSTAT · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4e4c +DESCRIPTION: Destination Color Buffer Cache Control/Status. If the cb is in e2 mode, then a flush or free will +not occur upon a write to this register, but a sync will be immediately sent if one is requested. If both DC_FLUSH +and DC_FREE are zero but DC_FINISH is one, then a sync will be sent immediately -- the cb will not wait for all +the previous operations to complete before sending the sync. Unpipelined except when DC_FINISH and DC_FREE +are both set to zero. +Field Name Bits Default Description +DC_FLUSH 1:0 0x0 Setting this bit flushes dirty data from the 3D Dst Cache. + Unless the DC_FREE bits are also set, the tags in the + cache remain valid. A purge is achieved by setting both + DC_FLUSH and DC_FREE. + + POSSIBLE VALUES: + 00 - No effect + 01 - No effect + 02 - Flushes dirty 3D data + 03 - Flushes dirty 3D data +DC_FREE 3:2 0x0 Setting this bit invalidates the 3D Dst Cache tags. Unless + the DC_FLUSH bit is also set, the cache lines are not + written to memory. A purge is achieved by setting both + +© 2008 Advanced Micro Devices, Inc. +Proprietary 161 + Revision 1.3 March 30, 2008 + + + + + DC_FLUSH and DC_FREE. + + POSSIBLE VALUES: + 00 - No effect + 01 - No effect + 02 - Free 3D tags + 03 - Free 3D tags +DC_FINISH 4 0x0 POSSIBLE VALUES: + 00 - do not send a finish signal to the CP + 01 - send a finish signal to the CP after the end of + operation + + + +CB:RB3D_FIFO_SIZE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4ef4 +DESCRIPTION: Sets the fifo sizes +Field Name Bits Default Description +OP_FIFO_SIZE 1:0 0x0 Determines the size of the op fifo + + POSSIBLE VALUES: + 00 - Full size + 01 - 1/2 size + 02 - 1/4 size + 03 - 1/8 size + + + +CB:RB3D_ROPCNTL · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4e18 +DESCRIPTION: 3D ROP Control. Stalls the 2d/3d datapath until it is idle. +Field Name Bits Default Description +ROP_ENABLE 2 0x0 POSSIBLE VALUES: + 00 - Disable ROP. (Forces ROP2 to be 0xC). + 01 - Enabled +ROP 11:8 none ROP2 code for 3D fragments. This value is replicated + into 2 nibbles to form the equivalent ROP3 code to + control the ROP3 logic. These are the GDI ROP2 codes. + + + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 162 + Revision 1.3 March 30, 2008 + + + + +10.3 Fog Registers + +FG:FG_ALPHA_FUNC · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4bd4 +DESCRIPTION: Alpha Function +Field Name Bits Default Description +AF_VAL 7:0 0x0 Specifies the 8-bit alpha compare value when + AF_EN_8BIT is enabled +AF_FUNC 10:8 0x0 Specifies the alpha compare function. + + POSSIBLE VALUES: + 00 - AF_NEVER + 01 - AF_LESS + 02 - AF_EQUAL + 03 - AF_LE + 04 - AF_GREATER + 05 - AF_NOTEQUAL + 06 - AF_GE + 07 - AF_ALWAYS +AF_EN 11 0x0 Enables/Disables alpha compare function. + + POSSIBLE VALUES: + 00 - Disable alpha function. + 01 - Enable alpha function. +AF_EN_8BIT 12 0x0 Enable 8-bit alpha compare function. + + POSSIBLE VALUES: + 00 - Default 10-bit alpha compare. + 01 - Enable 8-bit alpha compare. +AM_EN 16 0x0 Enables/Disables alpha-to-mask function. + + POSSIBLE VALUES: + 00 - Disable alpha to mask function. + 01 - Enable alpha to mask function. +AM_CFG 17 0x0 Specfies number of sub-pixel samples for alpha-to-mask + function. + + POSSIBLE VALUES: + 00 - 2/4 sub-pixel samples. + 01 - 3/6 sub-pixel samples. +DITH_EN 20 0x0 Enables/Disables RGB Dithering (Not supported in + R520) + + POSSIBLE VALUES: + 00 - Disable Dithering + 01 - Enable Dithering. +ALP_OFF_EN 24 0x0 Alpha offset enable/disable (Not supported in R520) + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 163 + Revision 1.3 March 30, 2008 + + + + + POSSIBLE VALUES: + 00 - Disables alpha offset of 2 (default r300 & rv350 + behavior) + 01 - Enables offset of 2 on alpha coming in from the + US +DISCARD_ZERO_MASK_QUAD 25 0x0 Enable/Disable discard zero mask coverage quad to ZB + + POSSIBLE VALUES: + 00 - No discard of zero coverage mask quads + 01 - Discard zero coverage mask quads +FP16_ENABLE 28 0x0 Enables/Disables FP16 alpha function + + POSSIBLE VALUES: + 00 - Default 10-bit alpha compare and alpha-to-mask + function + 01 - Enable FP16 alpha compare and alpha-to-mask + function + + + +FG:FG_ALPHA_VALUE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4be0 +DESCRIPTION: Alpha Compare Value +Field Name Bits Default Description +AF_VAL 15:0 0x0 Specifies the alpha compare value, 0.10 fixed or FP16 + format + + + +FG:FG_DEPTH_SRC · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4bd8 +DESCRIPTION: Where does depth come from? +Field Name Bits Default Description +DEPTH_SRC 0 0x0 POSSIBLE VALUES: + 00 - Depth comes from scan converter as plane + equation. + 01 - Depth comes from shader as four discrete values. + + + +FG:FG_FOG_BLEND · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4bc0 +DESCRIPTION: Fog Blending Enable +Field Name Bits Default Description +ENABLE 0 0x0 Enable for fog blending + + POSSIBLE VALUES: + 00 - Disables fog (output matches input color). + 01 - Enables fog. +FN 2:1 0x0 Fog generation function + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 164 + Revision 1.3 March 30, 2008 + + + + + POSSIBLE VALUES: + 00 - Fog function is linear + 01 - Fog function is exponential + 02 - Fog function is exponential squared + 03 - Fog is derived from constant fog factor + + + +FG:FG_FOG_COLOR_B · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4bd0 +DESCRIPTION: Blue Component of Fog Color +Field Name Bits Default Description +BLUE 9:0 0x0 Blue component of fog color; (0.10) fixed format. + + + +FG:FG_FOG_COLOR_G · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4bcc +DESCRIPTION: Green Component of Fog Color +Field Name Bits Default Description +GREEN 9:0 0x0 Green component of fog color; (0.10) fixed format. + + + +FG:FG_FOG_COLOR_R · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4bc8 +DESCRIPTION: Red Component of Fog Color +Field Name Bits Default Description +RED 9:0 0x0 Red component of fog color; (0.10) fixed format. + + + +FG:FG_FOG_FACTOR · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4bc4 +DESCRIPTION: Constant Factor for Fog Blending +Field Name Bits Default Description +FACTOR 9:0 0x0 Constant fog factor; fixed (0.10) format. + + + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 165 + Revision 1.3 March 30, 2008 + + + + +10.4 Geometry Assembly Registers + +GA:GA_COLOR_CONTROL · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4278 +DESCRIPTION: Specifies per RGB or Alpha shading method. +Field Name Bits Default Description +RGB0_SHADING 1:0 0x0 Specifies solid, flat or Gouraud shading. + + POSSIBLE VALUES: + 00 - Solid fill color + 01 - Flat shading + 02 - Gouraud shading +ALPHA0_SHADING 3:2 0x0 Specifies solid, flat or Gouraud shading. + + POSSIBLE VALUES: + 00 - Solid fill color + 01 - Flat shading + 02 - Gouraud shading +RGB1_SHADING 5:4 0x0 Specifies solid, flat or Gouraud shading. + + POSSIBLE VALUES: + 00 - Solid fill color + 01 - Flat shading + 02 - Gouraud shading +ALPHA1_SHADING 7:6 0x0 Specifies solid, flat or Gouraud shading. + + POSSIBLE VALUES: + 00 - Solid fill color + 01 - Flat shading + 02 - Gouraud shading +RGB2_SHADING 9:8 0x0 Specifies solid, flat or Gouraud shading. + + POSSIBLE VALUES: + 00 - Solid fill color + 01 - Flat shading + 02 - Gouraud shading +ALPHA2_SHADING 11:10 0x0 Specifies solid, flat or Gouraud shading. + + POSSIBLE VALUES: + 00 - Solid fill color + 01 - Flat shading + 02 - Gouraud shading +RGB3_SHADING 13:12 0x0 Specifies solid, flat or Gouraud shading. + + POSSIBLE VALUES: + 00 - Solid fill color + 01 - Flat shading + 02 - Gouraud shading + +© 2008 Advanced Micro Devices, Inc. +Proprietary 166 + Revision 1.3 March 30, 2008 + + + + +ALPHA3_SHADING 15:14 0x0 Specifies solid, flat or Gouraud shading. + + POSSIBLE VALUES: + 00 - Solid fill color + 01 - Flat shading + 02 - Gouraud shading +PROVOKING_VERTEX 17:16 0x0 Specifies, for flat shaded polygons, which vertex holds + the polygon color. + + POSSIBLE VALUES: + 00 - Provoking is first vertex + 01 - Provoking is second vertex + 02 - Provoking is third vertex + 03 - Provoking is always last vertex + + + +GA:GA_COLOR_CONTROL_PS3 · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4258 +DESCRIPTION: Specifies color properties and mappings of textures. +Field Name Bits Default Description +TEX0_SHADING_PS3 1:0 0x0 Specifies undefined(0), flat(1) and Gouraud(2/def) + shading for each texture. + + POSSIBLE VALUES: + 00 - Solid fill color + 01 - Flat shading + 02 - Gouraud shading +TEX1_SHADING_PS3 3:2 0x0 Specifies undefined(0), flat(1) and Gouraud(2/def) + shading for each texture. + + POSSIBLE VALUES: + 00 - Solid fill color + 01 - Flat shading + 02 - Gouraud shading +TEX2_SHADING_PS3 5:4 0x0 Specifies undefined(0), flat(1) and Gouraud(2/def) + shading for each texture. + + POSSIBLE VALUES: + 00 - Solid fill color + 01 - Flat shading + 02 - Gouraud shading +TEX3_SHADING_PS3 7:6 0x0 Specifies undefined(0), flat(1) and Gouraud(2/def) + shading for each texture. + + POSSIBLE VALUES: + 00 - Solid fill color + 01 - Flat shading + 02 - Gouraud shading +TEX4_SHADING_PS3 9:8 0x0 Specifies undefined(0), flat(1) and Gouraud(2/def) + shading for each texture. +© 2008 Advanced Micro Devices, Inc. +Proprietary 167 + Revision 1.3 March 30, 2008 + + + + + POSSIBLE VALUES: + 00 - Solid fill color + 01 - Flat shading + 02 - Gouraud shading +TEX5_SHADING_PS3 11:10 0x0 Specifies undefined(0), flat(1) and Gouraud(2/def) + shading for each texture. + + POSSIBLE VALUES: + 00 - Solid fill color + 01 - Flat shading + 02 - Gouraud shading +TEX6_SHADING_PS3 13:12 0x0 Specifies undefined(0), flat(1) and Gouraud(2/def) + shading for each texture. + + POSSIBLE VALUES: + 00 - Solid fill color + 01 - Flat shading + 02 - Gouraud shading +TEX7_SHADING_PS3 15:14 0x0 Specifies undefined(0), flat(1) and Gouraud(2/def) + shading for each texture. + + POSSIBLE VALUES: + 00 - Solid fill color + 01 - Flat shading + 02 - Gouraud shading +TEX8_SHADING_PS3 17:16 0x0 Specifies undefined(0), flat(1) and Gouraud(2/def) + shading for each texture. + + POSSIBLE VALUES: + 00 - Solid fill color + 01 - Flat shading + 02 - Gouraud shading +TEX9_SHADING_PS3 19:18 0x0 Specifies undefined(0), flat(1) and Gouraud(2/def) + shading for each texture. + + POSSIBLE VALUES: + 00 - Solid fill color + 01 - Flat shading + 02 - Gouraud shading +TEX10_SHADING_PS3 21:20 0x0 Specifies undefined(0), flat(1) and Gouraud(2/def) + shading for tex10 components. + + POSSIBLE VALUES: + 00 - Solid fill color + 01 - Flat shading + 02 - Gouraud shading +COLOR0_TEX_OVERRIDE 25:22 0x0 Specifies if each color should come from a texture and + which one. + +© 2008 Advanced Micro Devices, Inc. +Proprietary 168 + Revision 1.3 March 30, 2008 + + + + + POSSIBLE VALUES: + 00 - No override + 01 - Stuff texture 0 + 02 - Stuff texture 1 + 03 - Stuff texture 2 + 04 - Stuff texture 3 + 05 - Stuff texture 4 + 06 - Stuff texture 5 + 07 - Stuff texture 6 + 08 - Stuff texture 7 + 09 - Stuff texture 8/C2 + 10 - Stuff texture 9/C3 +COLOR1_TEX_OVERRIDE 29:26 0x0 Specifies if each color should come from a texture and + which one. + + POSSIBLE VALUES: + 00 - No override + 01 - Stuff texture 0 + 02 - Stuff texture 1 + 03 - Stuff texture 2 + 04 - Stuff texture 3 + 05 - Stuff texture 4 + 06 - Stuff texture 5 + 07 - Stuff texture 6 + 08 - Stuff texture 7 + 09 - Stuff texture 8/C2 + 10 - Stuff texture 9/C3 + + + +GA:GA_ENHANCE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4274 +DESCRIPTION: GA Enhancement Register +Field Name Bits Default Description +DEADLOCK_CNTL 0 0x0 TCL/GA Deadlock control. + + POSSIBLE VALUES: + 00 - No effect. + 01 - Prevents TCL interface from deadlocking on GA + side. +FASTSYNC_CNTL 1 0x1 Enables Fast register/primitive switching + + POSSIBLE VALUES: + 00 - No effect. + 01 - Enables high-performance register/primitive + switching. +REG_READWRITE 2 0x0 R520+: When set, GA supports simultaneous register + reads & writes + + POSSIBLE VALUES: + +© 2008 Advanced Micro Devices, Inc. +Proprietary 169 + Revision 1.3 March 30, 2008 + + + + + 00 - No effect. + 01 - Enables GA support of simultaneous register + reads and writes. +REG_NOSTALL 3 0x0 POSSIBLE VALUES: + 00 - No effect. + 01 - Enables GA support of no-stall reads for register + read back. + + + +GA:GA_FIFO_CNTL · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4270 +DESCRIPTION: GA Input fifo high water marks +Field Name Bits Default Description +VERTEX_FIFO 2:0 0x0 Number of words remaining in input vertex fifo before + asserting nearly full +INDEX_FIFO 5:3 0x0 Number of words remaining in input primitive fifo + before asserting nearly full +REG_FIFO 13:6 0x0 Number of words remaining in input register fifo before + asserting nearly full + + + +GA:GA_FILL_A · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x422c +DESCRIPTION: Alpha fill color +Field Name Bits Default Description +COLOR_ALPHA 31:0 0x0 FP20 format for alpha fill. + + + +GA:GA_FILL_B · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4228 +DESCRIPTION: Blue fill color +Field Name Bits Default Description +COLOR_BLUE 31:0 0x0 FP20 format for blue fill. + + + +GA:GA_FILL_G · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4224 +DESCRIPTION: Green fill color +Field Name Bits Default Description +COLOR_GREEN 31:0 0x0 FP20 format for green fill. + + + +GA:GA_FILL_R · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4220 +DESCRIPTION: Red fill color +Field Name Bits Default Description +COLOR_RED 31:0 0x0 FP20 format for red fill. + + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 170 + Revision 1.3 March 30, 2008 + + + + +GA:GA_FOG_OFFSET · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4298 +DESCRIPTION: Specifies the offset to apply to fog. +Field Name Bits Default Description +VALUE 31:0 0x0 32b SPFP scale value. + + + +GA:GA_FOG_SCALE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4294 +DESCRIPTION: Specifies the scale to apply to fog. +Field Name Bits Default Description +VALUE 31:0 0x0 32b SPFP scale value. + + + +GA:GA_IDLE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x425c +DESCRIPTION: Returns idle status of various G3D block, captured when GA_IDLE written or when hard or soft +reset asserted. +Field Name Bits Default Description +PIPE3_Z_IDLE 0 0x0 Idle status of physical pipe 3 Z unit +PIPE2_Z_IDLE 1 0x0 Idle status of physical pipe 2 Z unit +PIPE3_CB_IDLE 2 0x0 Idle status of physical pipe 3 CB unit +PIPE2_CB_IDLE 3 0x0 Idle status of physical pipe 2 CB unit +PIPE3_FG_IDLE 4 0x0 Idle status of physical pipe 3 FG unit +PIPE2_FG_IDLE 5 0x0 Idle status of physical pipe 2 FG unit +PIPE3_US_IDLE 6 0x0 Idle status of physical pipe 3 US unit +PIPE2_US_IDLE 7 0x0 Idle status of physical pipe 2 US unit +PIPE3_SC_IDLE 8 0x0 Idle status of physical pipe 3 SC unit +PIPE2_SC_IDLE 9 0x0 Idle status of physical pipe 2 SC unit +PIPE3_RS_IDLE 10 0x0 Idle status of physical pipe 3 RS unit +PIPE2_RS_IDLE 11 0x0 Idle status of physical pipe 2 RS unit +PIPE1_Z_IDLE 12 0x0 Idle status of physical pipe 1 Z unit +PIPE0_Z_IDLE 13 0x0 Idle status of physical pipe 0 Z unit +PIPE1_CB_IDLE 14 0x0 Idle status of physical pipe 1 CB unit +PIPE0_CB_IDLE 15 0x0 Idle status of physical pipe 0 CB unit +PIPE1_FG_IDLE 16 0x0 Idle status of physical pipe 1 FG unit +PIPE0_FG_IDLE 17 0x0 Idle status of physical pipe 0 FG unit +PIPE1_US_IDLE 18 0x0 Idle status of physical pipe 1 US unit +PIPE0_US_IDLE 19 0x0 Idle status of physical pipe 0 US unit +PIPE1_SC_IDLE 20 0x0 Idle status of physical pipe 1 SC unit +PIPE0_SC_IDLE 21 0x0 Idle status of physical pipe 0 SC unit +PIPE1_RS_IDLE 22 0x0 Idle status of physical pipe 1 RS unit +PIPE0_RS_IDLE 23 0x0 Idle status of physical pipe 0 RS unit + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 171 + Revision 1.3 March 30, 2008 + + + + +SU_IDLE 24 0x0 Idle status of SU unit +GA_IDLE 25 0x0 Idle status of GA unit +GA_UNIT2_IDLE 26 0x0 Idle status of GA unit2 + + + +GA:GA_LINE_CNTL · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4234 +DESCRIPTION: Line control +Field Name Bits Default Description +WIDTH 15:0 0x0 1/2 width of line, in subpixels (1/12 or 1/16 only, even in + 8b subprecision); (16.0) fixed format. +END_TYPE 17:16 0x0 Specifies how ends of lines should be drawn. + + POSSIBLE VALUES: + 00 - Horizontal + 01 - Vertical + 02 - Square (horizontal or vertical depending upon + slope) + 03 - Computed (perpendicular to slope) +SORT 18 0x0 R520+: When enabled, all lines are sorted so that V0 is + vertex with smallest X, or if X equal, smallest Y. + + POSSIBLE VALUES: + 00 - No sorting (default) + 01 - Sort on minX than MinY + + + +GA:GA_LINE_S0 · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4264 +DESCRIPTION: S Texture Coordinate Value for Vertex 0 of Line (stuff textures -- i.e. AA) +Field Name Bits Default Description +S0 31:0 0x0 S texture coordinate value generated for vertex 0 of an + antialiased line; 32-bit IEEE float format. Typical 0.0. + + + +GA:GA_LINE_S1 · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4268 +DESCRIPTION: S Texture Coordinate Value for Vertex 1 of Lines (V2 of parallelogram -- stuff textures -- i.e. AA) +Field Name Bits Default Description +S1 31:0 0x0 S texture coordinate value generated for vertex 1 of an + antialiased line; 32-bit IEEE float format. Typical 1.0. + + + +GA:GA_LINE_STIPPLE_CONFIG · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4238 +DESCRIPTION: Line Stipple configuration information. +Field Name Bits Default Description +LINE_RESET 1:0 0x0 Specify type of reset to use for stipple accumulation. + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 172 + Revision 1.3 March 30, 2008 + + + + + POSSIBLE VALUES: + 00 - No reseting + 01 - Reset per line + 02 - Reset per packet +STIPPLE_SCALE 31:2 0x0 Specifies, in truncated (30b) floating point, scale to apply + to generated texture coordinates. + + + +GA:GA_LINE_STIPPLE_VALUE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4260 +DESCRIPTION: Current value of stipple accumulator. +Field Name Bits Default Description +STIPPLE_VALUE 31:0 0x0 24b Integer, measuring stipple accumulation in subpixels + (1/12 or 1/16, even in 8b precision). (note: field is 32b, + but only lower 24b used) + + + +GA:GA_OFFSET · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4290 +DESCRIPTION: Specifies x & y offsets for vertex data after conversion to FP. +Field Name Bits Default Description +X_OFFSET 15:0 0x0 Specifies X offset in S15 format (subpixels -- 1/12 or + 1/16, even in 8b subprecision). +Y_OFFSET 31:16 0x0 Specifies Y offset in S15 format (subpixels -- 1/12 or + 1/16, even in 8b subprecision). + + + +GA:GA_POINT_MINMAX · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4230 +DESCRIPTION: Specifies maximum and minimum point & sprite sizes for per vertex size specification. +Field Name Bits Default Description +MIN_SIZE 15:0 0x0 Minimum point & sprite radius (in subsamples) size to + allow. +MAX_SIZE 31:16 0x0 Maximum point & sprite radius (in subsamples) size to + allow. + + + +GA:GA_POINT_S0 · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4200 +DESCRIPTION: S Texture Coordinate of Vertex 0 for Point texture stuffing (LLC) +Field Name Bits Default Description +S0 31:0 0x0 S texture coordinate of vertex 0 for point; 32-bit IEEE + float format. + + + +GA:GA_POINT_S1 · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4208 +DESCRIPTION: S Texture Coordinate of Vertex 2 for Point texture stuffing (URC) + +© 2008 Advanced Micro Devices, Inc. +Proprietary 173 + Revision 1.3 March 30, 2008 + + + + +Field Name Bits Default Description +S1 31:0 0x0 S texture coordinate of vertex 2 for point; 32-bit IEEE + float format. + + + +GA:GA_POINT_SIZE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x421c +DESCRIPTION: Dimensions for Points +Field Name Bits Default Description +HEIGHT 15:0 0x0 1/2 Height of point; fixed (16.0), subpixel format (1/12 + or 1/16, even if in 8b precision). +WIDTH 31:16 0x0 1/2 Width of point; fixed (16.0), subpixel format (1/12 or + 1/16, even if in 8b precision) + + + +GA:GA_POINT_T0 · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4204 +DESCRIPTION: T Texture Coordinate of Vertex 0 for Point texture stuffing (LLC) +Field Name Bits Default Description +T0 31:0 0x0 T texture coordinate of vertex 0 for point; 32-bit IEEE + float format. + + + +GA:GA_POINT_T1 · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x420c +DESCRIPTION: T Texture Coordinate of Vertex 2 for Point texture stuffing (URC) +Field Name Bits Default Description +T1 31:0 0x0 T texture coordinate of vertex 2 for point; 32-bit IEEE + float format. + + + +GA:GA_POLY_MODE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4288 +DESCRIPTION: Polygon Mode +Field Name Bits Default Description +POLY_MODE 1:0 0x0 Polygon mode enable. + + POSSIBLE VALUES: + 00 - Disable poly mode (render triangles). + 01 - Dual mode (send 2 sets of 3 polys with specified + poly type). + 02 - Reserved +FRONT_PTYPE 6:4 0x0 Specifies how to render front-facing polygons. + + POSSIBLE VALUES: + 00 - Draw points. + 01 - Draw lines. + 02 - Draw triangles. + 03 - Reserved 3 - 7. + +© 2008 Advanced Micro Devices, Inc. +Proprietary 174 + Revision 1.3 March 30, 2008 + + + + +BACK_PTYPE 9:7 0x0 Specifies how to render back-facing polygons. + + POSSIBLE VALUES: + 00 - Draw points. + 01 - Draw lines. + 02 - Draw triangles. + 03 - Reserved 3 - 7. + + + +GA:GA_ROUND_MODE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x428c +DESCRIPTION: Specifies the rouding mode for geometry & color SPFP to FP conversions. +Field Name Bits Default Description +GEOMETRY_ROUND 1:0 0x0 Trunc (0) or round to nearest (1) for geometry (XY). + + POSSIBLE VALUES: + 00 - Round to trunc + 01 - Round to nearest +COLOR_ROUND 3:2 0x0 When set, FP32 to FP20 using round to nearest; + otherwise trunc + + POSSIBLE VALUES: + 00 - Round to trunc + 01 - Round to nearest +RGB_CLAMP 4 0x0 Specifies SPFP color clamp range of [0,1] or FP20 for + RGB. + + POSSIBLE VALUES: + 00 - Clamp to [0,1.0] for RGB + 01 - RGB is FP20 +ALPHA_CLAMP 5 0x0 Specifies SPFP alpha clamp range of [0,1] or FP20. + + POSSIBLE VALUES: + 00 - Clamp to [0,1.0] for Alpha + 01 - Alpha is FP20 +GEOMETRY_MASK 9:6 0x0 4b negative polarity mask for subpixel precision. + Inverted version gets ANDed with subpixel X, Y masks. + + + +GA:GA_SOLID_BA · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4280 +DESCRIPTION: Specifies blue & alpha components of fill color -- S312 format -- Backwards comp. +Field Name Bits Default Description +COLOR_ALPHA 15:0 0x0 Component alpha value. (S3.12) +COLOR_BLUE 31:16 0x0 Component blue value. (S3.12) + + + +GA:GA_SOLID_RG · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x427c + +© 2008 Advanced Micro Devices, Inc. +Proprietary 175 + Revision 1.3 March 30, 2008 + + + + +DESCRIPTION: Specifies red & green components of fill color -- S312 format -- Backwards comp. +Field Name Bits Default Description +COLOR_GREEN 15:0 0x0 Component green value (S3.12). +COLOR_RED 31:16 0x0 Component red value (S3.12). + + + +GA:GA_TRIANGLE_STIPPLE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4214 +DESCRIPTION: Specifies amount to shift integer position of vertex (screen space) before converting to float for +triangle stipple. +Field Name Bits Default Description +X_SHIFT 3:0 0x0 Amount to shift x position before conversion to SPFP. +Y_SHIFT 19:16 0x0 Amount to shift y position before conversion to SPFP. + + + +GA:GA_US_VECTOR_DATA · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4254 +DESCRIPTION: Data register for loading US instructions and constants +Field Name Bits Default Description +DATA 31:0 0x0 32 bit dword + + + +GA:GA_US_VECTOR_INDEX · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4250 +DESCRIPTION: Used to load US instructions and constants +Field Name Bits Default Description +INDEX 8:0 0x0 Instruction (TYPE == GA_US_VECTOR_INST) or + constant (TYPE == GA_US_VECTOR_CONST) + number at which to start loading. The GA will then + expect n*6 (instructions) or n*4 (constants) writes to + GA_US_VECTOR_DATA. The GA will self-increment + until this register is written again. For instructions, the + GA expects the dwords in the following order: + US_CMN_INST, US_ALU_RGB_ADDR, + US_ALU_ALPHA_ADDR, US_ALU_ALPHA, + US_RGB_INST, US_ALPHA_INST, US_RGBA_INST. + For constants, the GA expects the dwords in RGBA + order. +TYPE 16 0x0 Specifies if the GA should load instructions or constants. + + POSSIBLE VALUES: + 00 - Load instructions - INDEX is an instruction + index + 01 - Load constants - INDEX is a constant index +CLAMP 17 0x0 POSSIBLE VALUES: + 00 - No clamping of data - Default + 01 - Clamp to [-1.0,1.0] constant data + + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 176 + Revision 1.3 March 30, 2008 + + + + +10.5 Graphics Backend Registers + +GB:GB_AA_CONFIG · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4020 +DESCRIPTION: Specifies the graphics pipeline configuration for antialiasing. +Field Name Bits Default Description +AA_ENABLE 0 0x0 Enables antialiasing. + + POSSIBLE VALUES: + 00 - Antialiasing disabled(def) + 01 - Antialiasing enabled +NUM_AA_SUBSAMPLES 2:1 0x0 Specifies the number of subsamples to use while + antialiasing. + + POSSIBLE VALUES: + 00 - 2 subsamples + 01 - 3 subsamples + 02 - 4 subsamples + 03 - 6 subsamples + + + +GB:GB_ENABLE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4008 +DESCRIPTION: Specifies top of Raster pipe specific enable controls. +Field Name Bits Default Description +POINT_STUFF_ENABLE 0 0x0 Specifies if points will have stuffed texture coordinates. + + POSSIBLE VALUES: + 00 - Disable point texture stuffing. + 01 - Enable point texture stuffing. +LINE_STUFF_ENABLE 1 0x0 Specifies if lines will have stuffed texture coordinates. + + POSSIBLE VALUES: + 00 - Disable line texture stuffing. + 01 - Enable line texture stuffing. +TRIANGLE_STUFF_ENABLE 2 0x0 Specifies if triangles will have stuffed texture + coordinates. + + POSSIBLE VALUES: + 00 - Disable triangle texture stuffing. + 01 - Enable triangle texture stuffing. +STENCIL_AUTO 5:4 0x0 Specifies if the auto dec/inc stencil mode should be + enabled, and how. + + POSSIBLE VALUES: + 00 - Disable stencil auto inc/dec (def). + 01 - Enable stencil auto inc/dec based on triangle + cw/ccw, force into dzy low bit. + 02 - Force 0 into dzy low bit. + +© 2008 Advanced Micro Devices, Inc. +Proprietary 177 + Revision 1.3 March 30, 2008 + + + + +TEX0_SOURCE 17:16 0x0 Specifies the sources of the texture coordinates for each + texture. + + POSSIBLE VALUES: + 00 - Replicate VAP source texture coordinates + (S,T,[R,Q]). + 01 - Stuff with source texture coordinates (S,T). + 02 - Stuff with source texture coordinates (S,T,R). +TEX1_SOURCE 19:18 0x0 Specifies the sources of the texture coordinates for each + texture. + + POSSIBLE VALUES: + 00 - Replicate VAP source texture coordinates + (S,T,[R,Q]). + 01 - Stuff with source texture coordinates (S,T). + 02 - Stuff with source texture coordinates (S,T,R). +TEX2_SOURCE 21:20 0x0 Specifies the sources of the texture coordinates for each + texture. + + POSSIBLE VALUES: + 00 - Replicate VAP source texture coordinates + (S,T,[R,Q]). + 01 - Stuff with source texture coordinates (S,T). + 02 - Stuff with source texture coordinates (S,T,R). +TEX3_SOURCE 23:22 0x0 Specifies the sources of the texture coordinates for each + texture. + + POSSIBLE VALUES: + 00 - Replicate VAP source texture coordinates + (S,T,[R,Q]). + 01 - Stuff with source texture coordinates (S,T). + 02 - Stuff with source texture coordinates (S,T,R). +TEX4_SOURCE 25:24 0x0 Specifies the sources of the texture coordinates for each + texture. + + POSSIBLE VALUES: + 00 - Replicate VAP source texture coordinates + (S,T,[R,Q]). + 01 - Stuff with source texture coordinates (S,T). + 02 - Stuff with source texture coordinates (S,T,R). +TEX5_SOURCE 27:26 0x0 Specifies the sources of the texture coordinates for each + texture. + + POSSIBLE VALUES: + 00 - Replicate VAP source texture coordinates + (S,T,[R,Q]). + 01 - Stuff with source texture coordinates (S,T). + 02 - Stuff with source texture coordinates (S,T,R). +TEX6_SOURCE 29:28 0x0 Specifies the sources of the texture coordinates for each + texture. + +© 2008 Advanced Micro Devices, Inc. +Proprietary 178 + Revision 1.3 March 30, 2008 + + + + + POSSIBLE VALUES: + 00 - Replicate VAP source texture coordinates + (S,T,[R,Q]). + 01 - Stuff with source texture coordinates (S,T). + 02 - Stuff with source texture coordinates (S,T,R). +TEX7_SOURCE 31:30 0x0 Specifies the sources of the texture coordinates for each + texture. + + POSSIBLE VALUES: + 00 - Replicate VAP source texture coordinates + (S,T,[R,Q]). + 01 - Stuff with source texture coordinates (S,T). + 02 - Stuff with source texture coordinates (S,T,R). + + + +GB:GB_FIFO_SIZE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4024 +DESCRIPTION: Specifies the sizes of the various FIFO`s in the sc/rs/us. This register must be the first one written +Field Name Bits Default Description +SC_IFIFO_SIZE 1:0 0x0 Size of scan converter input FIFO (XYZ) + + POSSIBLE VALUES: + 00 - 32 words + 01 - 64 words + 02 - 128 words + 03 - 256 words +SC_TZFIFO_SIZE 3:2 0x0 Size of scan converter top-of-pipe Z FIFO + + POSSIBLE VALUES: + 00 - 16 words + 01 - 32 words + 02 - 64 words + 03 - 128 words +SC_BFIFO_SIZE 5:4 0x0 Size of scan converter input FIFO (B) + + POSSIBLE VALUES: + 00 - 32 words + 01 - 64 words + 02 - 128 words + 03 - 256 words +RS_TFIFO_SIZE 7:6 0x0 Size of ras input FIFO (Texture) + + POSSIBLE VALUES: + 00 - 64 words + 01 - 128 words + 02 - 256 words + 03 - 512 words +RS_CFIFO_SIZE 9:8 0x0 Size of ras input FIFO (Color) + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 179 + Revision 1.3 March 30, 2008 + + + + + POSSIBLE VALUES: + 00 - 64 words + 01 - 128 words + 02 - 256 words + 03 - 512 words +US_RAM_SIZE 11:10 0x0 Size of us RAM + + POSSIBLE VALUES: + 00 - 64 words + 01 - 128 words + 02 - 256 words + 03 - 512 words +US_OFIFO_SIZE 13:12 0x0 Size of us output FIFO (RGBA) + + POSSIBLE VALUES: + 00 - 16 words + 01 - 32 words + 02 - 64 words + 03 - 128 words +US_WFIFO_SIZE 15:14 0x0 Size of us output FIFO (W) + + POSSIBLE VALUES: + 00 - 16 words + 01 - 32 words + 02 - 64 words + 03 - 128 words +RS_HIGHWATER_COL 18:16 0x0 High water mark for RS colors` fifo -- NOT USED +RS_HIGHWATER_TEX 21:19 0x0 High water mark for RS textures` fifo -- NOT USED +US_OFIFO_HIGHWATER 23:22 0x0 High water mark for US output fifo + + POSSIBLE VALUES: + 00 - 0 words + 01 - 4 words + 02 - 8 words + 03 - 12 words +US_CUBE_FIFO_HIGHWATER 28:24 0x0 High water mark for US cube map fifo + + + +GB:GB_FIFO_SIZE1 · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4070 +DESCRIPTION: Specifies the sizes of the various FIFO`s in the sc/rs. +Field Name Bits Default Description +SC_HIGHWATER_IFIFO 5:0 0x0 High water mark for SC input fifo +SC_HIGHWATER_BFIFO 11:6 0x0 High water mark for SC input fifo (B) +RS_HIGHWATER_COL 17:12 0x0 High water mark for RS colors` fifo +RS_HIGHWATER_TEX 23:18 0x0 High water mark for RS textures` fifo + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 180 + Revision 1.3 March 30, 2008 + + + + +GB:GB_MSPOS0 · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4010 +DESCRIPTION: Specifies the position of multisamples 0 through 2 +Field Name Bits Default Description +MS_X0 3:0 0x0 Specifies the x and y position (in subpixels) of + multisample 0 +MS_Y0 7:4 0x0 Specifies the x and y position (in subpixels) of + multisample 0 +MS_X1 11:8 0x0 Specifies the x and y position (in subpixels) of + multisample 1 +MS_Y1 15:12 0x0 Specifies the x and y position (in subpixels) of + multisample 1 +MS_X2 19:16 0x0 Specifies the x and y position (in subpixels) of + multisample 2 +MS_Y2 23:20 0x0 Specifies the x and y position (in subpixels) of + multisample 2 +MSBD0_Y 27:24 0x0 Specifies the minimum x and y distance (in subpixels) + between the pixel edge and the multisamples. These + values are used in the first (coarse) scan converter +MSBD0_X 31:28 0x0 Specifies the minimum x and y distance (in subpixels) + between the pixel edge and the multisamples. These + values are used in the first (coarse) scan converter + + + +GB:GB_MSPOS1 · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4014 +DESCRIPTION: Specifies the position of multisamples 3 through 5 +Field Name Bits Default Description +MS_X3 3:0 0x0 Specifies the x and y position (in subpixels) of + multisample 3 +MS_Y3 7:4 0x0 Specifies the x and y position (in subpixels) of + multisample 3 +MS_X4 11:8 0x0 Specifies the x and y position (in subpixels) of + multisample 4 +MS_Y4 15:12 0x0 Specifies the x and y position (in subpixels) of + multisample 4 +MS_X5 19:16 0x0 Specifies the x and y position (in subpixels) of + multisample 5 +MS_Y5 23:20 0x0 Specifies the x and y position (in subpixels) of + multisample 5 +MSBD1 27:24 0x0 Specifies the minimum distance (in subpixels) between + the pixel edge and the multisamples. This value is used + in the second (quad) scan converter + + + +GB:GB_PIPE_SELECT · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x402c +DESCRIPTION: Selects which of 4 pipes are active. + +© 2008 Advanced Micro Devices, Inc. +Proprietary 181 + Revision 1.3 March 30, 2008 + + + + +Field Name Bits Default Description +PIPE0_ID 1:0 0x0 Maps physical pipe 0 to logical pipe ID (def 0). +PIPE1_ID 3:2 0x1 Maps physical pipe 1 to logical pipe ID (def 1). +PIPE2_ID 5:4 0x2 Maps physical pipe 2 to logical pipe ID (def 2). +PIPE3_ID 7:6 0x3 Maps physical pipe 3 to logical pipe ID (def 3). +PIPE_MASK 11:8 0x0 4b mask, indicates which physical pipes are enabled (def + none=0x0) -- B3=P3, B2=P2, B1=P1, B0=P0. -- 1: + enabled, 0: disabled +MAX_PIPE 13:12 0x3 2b, indicates, by the fuses, the max number of allowed + pipes. 0 = 1 pipe ... 3 = 4 pipes -- Read Only +BAD_PIPES 17:14 0xF 4b, indicates, by the fuses, the bad pipes: B3=P3, B2=P2, + B1=P1, B0=P0 -- 1: bad, 0: good -- Read Only +CONFIG_PIPES 18 0x0 If this bit is set when writing this register, the logical + pipe ID values are assigned automatically based on the + values that are read back in the MAX_PIPE and + BAD_PIPES fields. This field is always read back as 0. + + POSSIBLE VALUES: + 00 - Do nothing + 01 - Force self-configuration + + + +GB:GB_SELECT · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x401c +DESCRIPTION: Specifies various polygon specific selects (fog, depth, perspective). +Field Name Bits Default Description +FOG_SELECT 2:0 0x0 Specifies source for outgoing (GA to SU) fog value. + + POSSIBLE VALUES: + 00 - Select C0A + 01 - Select C1A + 02 - Select C2A + 03 - Select C3A + 04 - Select 1/(1/W) + 05 - Select Z +DEPTH_SELECT 3 0x0 Specifies source for outgoing (GA/SU & SU/RAS) depth + value. + + POSSIBLE VALUES: + 00 - Select Z + 01 - Select 1/(1/W) +W_SELECT 4 0x0 Specifies source for outgoing (1/W) value, used to + disable perspective correct colors/textures. + + POSSIBLE VALUES: + 00 - Select (1/W) + 01 - Select 1.0 +FOG_STUFF_ENABLE 5 0x0 Controls enabling of fog stuffing into texture coordinate. + +© 2008 Advanced Micro Devices, Inc. +Proprietary 182 + Revision 1.3 March 30, 2008 + + + + + POSSIBLE VALUES: + 00 - Disable fog texture stuffing + 01 - Enable fog texture stuffing +FOG_STUFF_TEX 9:6 0x0 Controls which texture gets fog value +FOG_STUFF_COMP 11:10 0x0 Controls which component of texture gets fog value + + + +GB:GB_TILE_CONFIG · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4018 +DESCRIPTION: Specifies the graphics pipeline configuration for rasterization +Field Name Bits Default Description +ENABLE 0 0x1 Enables tiling, otherwise all tiles receive all polygons. + + POSSIBLE VALUES: + 00 - Tiling disabled. + 01 - Tiling enabled (def). +PIPE_COUNT 3:1 0x0 Specifies the number of active pipes and contexts (up to + 4 pipes, 1 ctx). When this field is written, it is + automatically reduced by hardware so as not to use more + pipes than the number indicated in + GB_PIPE_SELECT.MAX_PIPES or the number of + pipes left unmasked GB_PIPE_SELECT.BAD_PIPES. + The potentially altered value is read back, rather than the + original value written by software. + + POSSIBLE VALUES: + 00 - RV350 (1 pipe, 1 ctx) + 03 - R300 (2 pipes, 1 ctx) + 06 – R420-3P (3 pipes, 1 ctx) + 07 – R420 (4 pipes, 1 ctx) +TILE_SIZE 5:4 0x1 Specifies width & height (square), in pixels (only 16, 32 + available). + + POSSIBLE VALUES: + 00 - 8 pixels. + 01 - 16 pixels. + 02 - 32 pixels. +SUPER_SIZE 8:6 0x0 Specifies number of tiles and config in super chip + configuration. + + POSSIBLE VALUES: + 00 - 1x1 tile (one 1x1). + 01 - 2 tiles (two 1x1 : ST-A,B). + 02 - 4 tiles (one 2x2). + 03 - 8 tiles (two 2x2 : ST-A,B). + 04 - 16 tiles (one 4x4). + 05 - 32 tiles (two 4x4 : ST-A,B). + 06 - 64 tiles (one 8x8). + 07 - 128 tiles (two 8x8 : ST-A,B). + +© 2008 Advanced Micro Devices, Inc. +Proprietary 183 + Revision 1.3 March 30, 2008 + + + + +SUPER_X 11:9 0x0 X Location of chip within super tile. +SUPER_Y 14:12 0x0 Y Location of chip within super tile. +SUPER_TILE 15 0x0 Tile location of chip in a multi super tile config (Super + size of 2,8,32 or 128). + + POSSIBLE VALUES: + 00 - ST-A tile. + 01 - ST-B tile. +SUBPIXEL 16 0x0 Specifies the precision of subpixels wrt pixels (12 or 16). + + POSSIBLE VALUES: + 00 - Select 1/12 subpixel precision. + 01 - Select 1/16 subpixel precision. +QUADS_PER_RAS 18:17 0x0 Specifies the number of quads to be sent to each + rasterizer in turn when in RV300B or R300B mode + + POSSIBLE VALUES: + 00 - 4 Quads + 01 - 8 Quads + 02 - 16 Quads + 03 - 32 Quads +BB_SCAN 19 0x0 Specifies whether to use an intercept or bounding box + based calculation for the first (coarse) scan converter + + POSSIBLE VALUES: + 00 - Use intercept based scan converter + 01 - Use bounding box based scan converter +ALT_SCAN_EN 20 0x0 Specifies whether to use an altenate scan pattern for the + coarse scan converter + + POSSIBLE VALUES: + 00 - Use normal left-right scan + 01 - Use alternate left-right-left scan +ALT_OFFSET 21 0x0 Not used -- should be 0 + + POSSIBLE VALUES: + 00 - Not used + 01 - Not used +SUBPRECISION 22 0x0 Set to 0 +ALT_TILING 23 0x0 Support for 3x2 tiling in 3P mode + + POSSIBLE VALUES: + 00 - Use default tiling in all tiling modes + 01 - Use alternative 3x2 tiling in 3P mode +Z_EXTENDED 24 0x0 Support for extended setup Z range from [0,1] to [-2,2] + with per pixel clamping + + POSSIBLE VALUES: + +© 2008 Advanced Micro Devices, Inc. +Proprietary 184 + Revision 1.3 March 30, 2008 + + + + + 00 - Use (24.1) Z format, with vertex clamp to + [1.0,0.0] + 01 - Use (S25.1) format, with vertex clamp to [2.0,- + 2.0] and per pixel [1.0,0.0] + + + +GB:GB_Z_PEQ_CONFIG · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4028 +DESCRIPTION: Specifies the z plane equation configuration. +Field Name Bits Default Description +Z_PEQ_SIZE 0 0x0 Specifies the z plane equation size. + + POSSIBLE VALUES: + 00 - 4x4 z plane equations (point-sampled or aa) + 01 - 8x8 z plane equations (point-sampled only) + + + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 185 + Revision 1.3 March 30, 2008 + + + + +10.6 Rasterizer Registers + +RS:RS_COUNT · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4300 +DESCRIPTION: This register specifies the rasterizer input packet configuration +Field Name Bits Default Description +IT_COUNT 6:0 0x0 Specifies the total number of texture address components + contained in the rasterizer input packet (0:32). +IC_COUNT 10:7 0x0 Specifies the total number of colors contained in the + rasterizer input packet (0:4). +W_ADDR 17:12 0x0 Specifies the relative rasterizer input packet location of w + (if w_count==1) +HIRES_EN 18 0x0 Enable high resolution texture coordinate output when q + is equal to 1 + + + +RS:RS_INST_[0-15] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4320-0x435c +DESCRIPTION: This table specifies what happens during each rasterizer instruction +Field Name Bits Default Description +TEX_ID 3:0 0x0 Specifies the index (into the RS_IP table) of the texture + address output during this rasterizer instruction +TEX_CN 4 0x0 Write enable for texture address + + POSSIBLE VALUES: + 00 - No write - texture coordinate not valid + 01 - write - texture valid +TEX_ADDR 11:5 0x0 Specifies the destination address (within the current pixel + stack frame) of the texture address output during this + rasterizer instruction +COL_ID 15:12 0x0 Specifies the index (into the RS_IP table) of the color + output during this rasterizer instruction +COL_CN 17:16 0x0 Write enable for color + + POSSIBLE VALUES: + 00 - No write - color not valid + 01 - write - color valid + 02 - write fbuffer - XY00->RGBA + 03 - write backface - B000->RGBA +COL_ADDR 24:18 0x0 Specifies the destination address (within the current pixel + stack frame) of the color output during this rasterizer + instruction +TEX_ADJ 25 0x0 Specifies whether to sample texture coordinates at the + real or adjusted pixel centers + + POSSIBLE VALUES: + 00 - Sample texture coordinates at real pixel centers + 01 - Sample texture coordinates at adjusted pixel + +© 2008 Advanced Micro Devices, Inc. +Proprietary 186 + Revision 1.3 March 30, 2008 + + + + + centers +W_CN 26 0x0 Specifies that the rasterizer should output w + + POSSIBLE VALUES: + 00 - No write - w not valid + 01 - write - w valid + + + +RS:RS_INST_COUNT · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4304 +DESCRIPTION: This register specifies the number of rasterizer instructions +Field Name Bits Default Description +INST_COUNT 3:0 0x0 Number of rasterizer instructions (1:16) +TX_OFFSET 7:5 0x0 Indicates range of texture offset to minimize peroidic + errors on texels sampled right on their edges + + + +RS:RS_IP_[0-15] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4074-0x40b0 +DESCRIPTION: This table specifies the source location and format for up to 16 texture addresses (i[0]:i[15]) and +four colors (c[0]:c[3]) +Field Name Bits Default Description +TEX_PTR_S 5:0 0x0 Specifies the relative rasterizer input packet location of + each component (S, T, R, and Q) of texture address (i[i]). + The values 62 and 63 select constant inputs for the + component: 62 selects K0 (0.0), and 63 selects K1 (1.0). +TEX_PTR_T 11:6 0x0 Specifies the relative rasterizer input packet location of + each component (S, T, R, and Q) of texture address (i[i]). + The values 62 and 63 select constant inputs for the + component: 62 selects K0 (0.0), and 63 selects K1 (1.0). +TEX_PTR_R 17:12 0x0 Specifies the relative rasterizer input packet location of + each component (S, T, R, and Q) of texture address (i[i]). + The values 62 and 63 select constant inputs for the + component: 62 selects K0 (0.0), and 63 selects K1 (1.0). +TEX_PTR_Q 23:18 0x0 Specifies the relative rasterizer input packet location of + each component (S, T, R, and Q) of texture address (i[i]). + The values 62 and 63 select constant inputs for the + component: 62 selects K0 (0.0), and 63 selects K1 (1.0). +COL_PTR 26:24 0x0 Specifies the relative rasterizer input packet location of + the color (c[i]). +COL_FMT 30:27 0x0 Specifies the format of the color (c[i]). + + POSSIBLE VALUES: + 00 - Four components (R,G,B,A) + 01 - Three components (R,G,B,0) + 02 - Three components (R,G,B,1) + 04 - One component (0,0,0,A) + 05 - Zero components (0,0,0,0) + 06 - Zero components (0,0,0,1) + +© 2008 Advanced Micro Devices, Inc. +Proprietary 187 + Revision 1.3 March 30, 2008 + + + + + 08 - One component (1,1,1,A) + 09 - Zero components (1,1,1,0) + 10 - Zero components (1,1,1,1) +OFFSET_EN 31 0x0 Enable application of the TX_OFFSET in + RS_INST_COUNT + + POSSIBLE VALUES: + 00 - Do not apply the TX_OFFSET in + RS_INST_COUNT + 01 - Apply the TX_OFFSET specified by + RS_INST_COUNT + + + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 188 + Revision 1.3 March 30, 2008 + + + + +10.7 Clipping Registers +SC:SC_CLIP_0_A · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x43b0 +DESCRIPTION: OpenGL Clip rectangles +Field Name Bits Default Description +XS0 12:0 0x0 Left hand edge of clip rectangle +YS0 25:13 0x0 Upper edge of clip rectangle + + + +SC:SC_CLIP_0_B · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x43b4 +DESCRIPTION: OpenGL Clip rectangles +Field Name Bits Default Description +XS1 12:0 0x0 Right hand edge of clip rectangle +YS1 25:13 0x0 Lower edge of clip rectangle + + + +SC:SC_CLIP_1_A · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x43b8 +Field Name Bits Default Description +XS0 12:0 0x0 +YS0 25:13 0x0 + + + +SC:SC_CLIP_1_B · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x43bc +Field Name Bits Default Description +XS1 12:0 0x0 +YS1 25:13 0x0 + + + +SC:SC_CLIP_2_A · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x43c0 +Field Name Bits Default Description +XS0 12:0 0x0 +YS0 25:13 0x0 + + + +SC:SC_CLIP_2_B · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x43c4 +Field Name Bits Default Description +XS1 12:0 0x0 +YS1 25:13 0x0 + + + +SC:SC_CLIP_3_A · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x43c8 +Field Name Bits Default Description + +© 2008 Advanced Micro Devices, Inc. +Proprietary 189 + Revision 1.3 March 30, 2008 + + + + +XS0 12:0 0x0 +YS0 25:13 0x0 + + + +SC:SC_CLIP_3_B · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x43cc +Field Name Bits Default Description +XS1 12:0 0x0 +YS1 25:13 0x0 + + + +SC:SC_CLIP_RULE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x43d0 +DESCRIPTION: OpenGL Clip boolean function +Field Name Bits Default Description +CLIP_RULE 15:0 0x0 OpenGL Clip boolean function. The `inside` flags for + each of the four clip rectangles form a 4-bit binary + number. The corresponding bit in this 16-bit number + specifies whether the pixel is visible. + + + +SC:SC_EDGERULE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x43a8 +DESCRIPTION: Edge rules - what happens when an edge falls exactly on a sample point +Field Name Bits Default Description +ER_TRI 4:0 0x0 Edge rules for triangles, points, left-right lines, right-left + lines, upper-bottom lines, bottom-upper lines. For values + 0 to 15, bit 0 specifies whether a sample on a horizontal- + bottom edge is in, bit 1 specifies whether a sample on a + horizontal-top edge is in, bit 2 species whether a sample + on a right edge is in, bit 3 specifies whether a sample on + a left edge is in. For values 16 to 31, bit 0 specifies + whether a sample on a vertical-right edge is in, bit 1 + specifies whether a sample on a vertical-left edge is in, + bit 2 species whether a sample on a bottom edge is in, bit + 3 specifies whether a sample on a top edge is in + + POSSIBLE VALUES: + 00 - L-in,R-in,HT-in,HB-in + 01 - L-in,R-in,HT-in,HB-out + 02 - L-in,R-in,HT-out,HB-in + 03 - L-in,R-in,HT-out,HB-out + 04 - L-in,R-out,HT-in,HB-in + 05 - L-in,R-out,HT-in,HB-out + 06 - L-in,R-out,HT-out,HB-in + 07 - L-in,R-out,HT-out,HB-out + 08 - L-out,R-in,HT-in,HB-in + 09 - L-out,R-in,HT-in,HB-out + 10 - L-out,R-in,HT-out,HB-in + 11 - L-out,R-in,HT-out,HB-out + 12 - L-out,R-out,HT-in,HB-in + +© 2008 Advanced Micro Devices, Inc. +Proprietary 190 + Revision 1.3 March 30, 2008 + + + + + 13 - L-out,R-out,HT-in,HB-out + 14 - L-out,R-out,HT-out,HB-in + 15 - L-out,R-out,HT-out,HB-out + 16 - T-in,B-in,VL-in,VR-in + 17 - T-in,B-in,VL-in,VR-out + 18 - T-in,B-in,VL,VR-in + 19 - T-in,B-in,VL-out,VR-out + 20 - T-out,B-in,VL-in,VR-in + 21 - T-out,B-in,VL-in,VR-out + 22 - T-out,B-in,VL-out,VR-in + 23 - T-out,B-in,VL-out,VR-out + 24 - T-in,B-out,VL-in,VR-in + 25 - T-in,B-out,VL-in,VR-out + 26 - T-in,B-out,VL-out,VR-in + 27 - T-in,B-out,VL-out,VR-out + 28 - T-out,B-out,VL-in,VR-in + 29 - T-out,B-out,VL-in,VR-out + 30 - T-out,B-out,VL-out,VR-in + 31 - T-out,B-out,VL-out,VR-out +ER_POINT 9:5 0x0 Edge rules for triangles, points, left-right lines, right-left + lines, upper-bottom lines, bottom-upper lines. For values + 0 to 15, bit 0 specifies whether a sample on a horizontal- + bottom edge is in, bit 1 specifies whether a sample on a + horizontal-top edge is in, bit 2 species whether a sample + on a right edge is in, bit 3 specifies whether a sample on + a left edge is in. For values 16 to 31, bit 0 specifies + whether a sample on a vertical-right edge is in, bit 1 + specifies whether a sample on a vertical-left edge is in, + bit 2 species whether a sample on a bottom edge is in, bit + 3 specifies whether a sample on a top edge is in + + POSSIBLE VALUES: + 00 - L-in,R-in,HT-in,HB-in + 01 - L-in,R-in,HT-in,HB-out + 02 - L-in,R-in,HT-out,HB-in + 03 - L-in,R-in,HT-out,HB-out + 04 - L-in,R-out,HT-in,HB-in + 05 - L-in,R-out,HT-in,HB-out + 06 - L-in,R-out,HT-out,HB-in + 07 - L-in,R-out,HT-out,HB-out + 08 - L-out,R-in,HT-in,HB-in + 09 - L-out,R-in,HT-in,HB-out + 10 - L-out,R-in,HT-out,HB-in + 11 - L-out,R-in,HT-out,HB-out + 12 - L-out,R-out,HT-in,HB-in + 13 - L-out,R-out,HT-in,HB-out + 14 - L-out,R-out,HT-out,HB-in + 15 - L-out,R-out,HT-out,HB-out + 16 - T-in,B-in,VL-in,VR-in + 17 - T-in,B-in,VL-in,VR-out + 18 - T-in,B-in,VL,VR-in + 19 - T-in,B-in,VL-out,VR-out + 20 - T-out,B-in,VL-in,VR-in + +© 2008 Advanced Micro Devices, Inc. +Proprietary 191 + Revision 1.3 March 30, 2008 + + + + + 21 - T-out,B-in,VL-in,VR-out + 22 - T-out,B-in,VL-out,VR-in + 23 - T-out,B-in,VL-out,VR-out + 24 - T-in,B-out,VL-in,VR-in + 25 - T-in,B-out,VL-in,VR-out + 26 - T-in,B-out,VL-out,VR-in + 27 - T-in,B-out,VL-out,VR-out + 28 - T-out,B-out,VL-in,VR-in + 29 - T-out,B-out,VL-in,VR-out + 30 - T-out,B-out,VL-out,VR-in + 31 - T-out,B-out,VL-out,VR-out +ER_LINE_LR 14:10 0x0 Edge rules for triangles, points, left-right lines, right-left + lines, upper-bottom lines, bottom-upper lines. For values + 0 to 15, bit 0 specifies whether a sample on a horizontal- + bottom edge is in, bit 1 specifies whether a sample on a + horizontal-top edge is in, bit 2 species whether a sample + on a right edge is in, bit 3 specifies whether a sample on + a left edge is in. For values 16 to 31, bit 0 specifies + whether a sample on a vertical-right edge is in, bit 1 + specifies whether a sample on a vertical-left edge is in, + bit 2 species whether a sample on a bottom edge is in, bit + 3 specifies whether a sample on a top edge is in + + POSSIBLE VALUES: + 00 - L-in,R-in,HT-in,HB-in + 01 - L-in,R-in,HT-in,HB-out + 02 - L-in,R-in,HT-out,HB-in + 03 - L-in,R-in,HT-out,HB-out + 04 - L-in,R-out,HT-in,HB-in + 05 - L-in,R-out,HT-in,HB-out + 06 - L-in,R-out,HT-out,HB-in + 07 - L-in,R-out,HT-out,HB-out + 08 - L-out,R-in,HT-in,HB-in + 09 - L-out,R-in,HT-in,HB-out + 10 - L-out,R-in,HT-out,HB-in + 11 - L-out,R-in,HT-out,HB-out + 12 - L-out,R-out,HT-in,HB-in + 13 - L-out,R-out,HT-in,HB-out + 14 - L-out,R-out,HT-out,HB-in + 15 - L-out,R-out,HT-out,HB-out + 16 - T-in,B-in,VL-in,VR-in + 17 - T-in,B-in,VL-in,VR-out + 18 - T-in,B-in,VL,VR-in + 19 - T-in,B-in,VL-out,VR-out + 20 - T-out,B-in,VL-in,VR-in + 21 - T-out,B-in,VL-in,VR-out + 22 - T-out,B-in,VL-out,VR-in + 23 - T-out,B-in,VL-out,VR-out + 24 - T-in,B-out,VL-in,VR-in + 25 - T-in,B-out,VL-in,VR-out + 26 - T-in,B-out,VL-out,VR-in + 27 - T-in,B-out,VL-out,VR-out + 28 - T-out,B-out,VL-in,VR-in + +© 2008 Advanced Micro Devices, Inc. +Proprietary 192 + Revision 1.3 March 30, 2008 + + + + + 29 - T-out,B-out,VL-in,VR-out + 30 - T-out,B-out,VL-out,VR-in + 31 - T-out,B-out,VL-out,VR-out +ER_LINE_RL 19:15 0x0 Edge rules for triangles, points, left-right lines, right-left + lines, upper-bottom lines, bottom-upper lines. For values + 0 to 15, bit 0 specifies whether a sample on a horizontal- + bottom edge is in, bit 1 specifies whether a sample on a + horizontal-top edge is in, bit 2 species whether a sample + on a right edge is in, bit 3 specifies whether a sample on + a left edge is in. For values 16 to 31, bit 0 specifies + whether a sample on a vertical-right edge is in, bit 1 + specifies whether a sample on a vertical-left edge is in, + bit 2 species whether a sample on a bottom edge is in, bit + 3 specifies whether a sample on a top edge is in + + POSSIBLE VALUES: + 00 - L-in,R-in,HT-in,HB-in + 01 - L-in,R-in,HT-in,HB-out + 02 - L-in,R-in,HT-out,HB-in + 03 - L-in,R-in,HT-out,HB-out + 04 - L-in,R-out,HT-in,HB-in + 05 - L-in,R-out,HT-in,HB-out + 06 - L-in,R-out,HT-out,HB-in + 07 - L-in,R-out,HT-out,HB-out + 08 - L-out,R-in,HT-in,HB-in + 09 - L-out,R-in,HT-in,HB-out + 10 - L-out,R-in,HT-out,HB-in + 11 - L-out,R-in,HT-out,HB-out + 12 - L-out,R-out,HT-in,HB-in + 13 - L-out,R-out,HT-in,HB-out + 14 - L-out,R-out,HT-out,HB-in + 15 - L-out,R-out,HT-out,HB-out + 16 - T-in,B-in,VL-in,VR-in + 17 - T-in,B-in,VL-in,VR-out + 18 - T-in,B-in,VL,VR-in + 19 - T-in,B-in,VL-out,VR-out + 20 - T-out,B-in,VL-in,VR-in + 21 - T-out,B-in,VL-in,VR-out + 22 - T-out,B-in,VL-out,VR-in + 23 - T-out,B-in,VL-out,VR-out + 24 - T-in,B-out,VL-in,VR-in + 25 - T-in,B-out,VL-in,VR-out + 26 - T-in,B-out,VL-out,VR-in + 27 - T-in,B-out,VL-out,VR-out + 28 - T-out,B-out,VL-in,VR-in + 29 - T-out,B-out,VL-in,VR-out + 30 - T-out,B-out,VL-out,VR-in + 31 - T-out,B-out,VL-out,VR-out +ER_LINE_TB 24:20 0x0 Edge rules for triangles, points, left-right lines, right-left + lines, upper-bottom lines, bottom-upper lines. For values + 0 to 15, bit 0 specifies whether a sample on a horizontal- + bottom edge is in, bit 1 specifies whether a sample on a + +© 2008 Advanced Micro Devices, Inc. +Proprietary 193 + Revision 1.3 March 30, 2008 + + + + + horizontal-top edge is in, bit 2 species whether a sample + on a right edge is in, bit 3 specifies whether a sample on + a left edge is in. For values 16 to 31, bit 0 specifies + whether a sample on a vertical-right edge is in, bit 1 + specifies whether a sample on a vertical-left edge is in, + bit 2 species whether a sample on a bottom edge is in, bit + 3 specifies whether a sample on a top edge is in + + POSSIBLE VALUES: + 00 - L-in,R-in,HT-in,HB-in + 01 - L-in,R-in,HT-in,HB-out + 02 - L-in,R-in,HT-out,HB-in + 03 - L-in,R-in,HT-out,HB-out + 04 - L-in,R-out,HT-in,HB-in + 05 - L-in,R-out,HT-in,HB-out + 06 - L-in,R-out,HT-out,HB-in + 07 - L-in,R-out,HT-out,HB-out + 08 - L-out,R-in,HT-in,HB-in + 09 - L-out,R-in,HT-in,HB-out + 10 - L-out,R-in,HT-out,HB-in + 11 - L-out,R-in,HT-out,HB-out + 12 - L-out,R-out,HT-in,HB-in + 13 - L-out,R-out,HT-in,HB-out + 14 - L-out,R-out,HT-out,HB-in + 15 - L-out,R-out,HT-out,HB-out + 16 - T-in,B-in,VL-in,VR-in + 17 - T-in,B-in,VL-in,VR-out + 18 - T-in,B-in,VL,VR-in + 19 - T-in,B-in,VL-out,VR-out + 20 - T-out,B-in,VL-in,VR-in + 21 - T-out,B-in,VL-in,VR-out + 22 - T-out,B-in,VL-out,VR-in + 23 - T-out,B-in,VL-out,VR-out + 24 - T-in,B-out,VL-in,VR-in + 25 - T-in,B-out,VL-in,VR-out + 26 - T-in,B-out,VL-out,VR-in + 27 - T-in,B-out,VL-out,VR-out + 28 - T-out,B-out,VL-in,VR-in + 29 - T-out,B-out,VL-in,VR-out + 30 - T-out,B-out,VL-out,VR-in + 31 - T-out,B-out,VL-out,VR-out +ER_LINE_BT 29:25 0x0 Edge rules for triangles, points, left-right lines, right-left + lines, upper-bottom lines, bottom-upper lines. For values + 0 to 15, bit 0 specifies whether a sample on a horizontal- + bottom edge is in, bit 1 specifies whether a sample on a + horizontal-top edge is in, bit 2 species whether a sample + on a right edge is in, bit 3 specifies whether a sample on + a left edge is in. For values 16 to 31, bit 0 specifies + whether a sample on a vertical-right edge is in, bit 1 + specifies whether a sample on a vertical-left edge is in, + bit 2 species whether a sample on a bottom edge is in, bit + 3 specifies whether a sample on a top edge is in + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 194 + Revision 1.3 March 30, 2008 + + + + + POSSIBLE VALUES: + 00 - L-in,R-in,HT-in,HB-in + 01 - L-in,R-in,HT-in,HB-out + 02 - L-in,R-in,HT-out,HB-in + 03 - L-in,R-in,HT-out,HB-out + 04 - L-in,R-out,HT-in,HB-in + 05 - L-in,R-out,HT-in,HB-out + 06 - L-in,R-out,HT-out,HB-in + 07 - L-in,R-out,HT-out,HB-out + 08 - L-out,R-in,HT-in,HB-in + 09 - L-out,R-in,HT-in,HB-out + 10 - L-out,R-in,HT-out,HB-in + 11 - L-out,R-in,HT-out,HB-out + 12 - L-out,R-out,HT-in,HB-in + 13 - L-out,R-out,HT-in,HB-out + 14 - L-out,R-out,HT-out,HB-in + 15 - L-out,R-out,HT-out,HB-out + 16 - T-in,B-in,VL-in,VR-in + 17 - T-in,B-in,VL-in,VR-out + 18 - T-in,B-in,VL,VR-in + 19 - T-in,B-in,VL-out,VR-out + 20 - T-out,B-in,VL-in,VR-in + 21 - T-out,B-in,VL-in,VR-out + 22 - T-out,B-in,VL-out,VR-in + 23 - T-out,B-in,VL-out,VR-out + 24 - T-in,B-out,VL-in,VR-in + 25 - T-in,B-out,VL-in,VR-out + 26 - T-in,B-out,VL-out,VR-in + 27 - T-in,B-out,VL-out,VR-out + 28 - T-out,B-out,VL-in,VR-in + 29 - T-out,B-out,VL-in,VR-out + 30 - T-out,B-out,VL-out,VR-in + 31 - T-out,B-out,VL-out,VR-out + + + +SC:SC_HYPERZ_EN · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x43a4 +DESCRIPTION: Hierarchical Z Enable +Field Name Bits Default Description +HZ_EN 0 0x0 Enable for hierarchical Z. + + POSSIBLE VALUES: + 00 - Disables Hyper-Z. + 01 - Enables Hyper-Z. +HZ_MAX 1 0x0 Specifies whether to compute min or max z value + + POSSIBLE VALUES: + 00 - HZ block computes minimum z value + 01 - HZ block computes maximum z value +HZ_ADJ 4:2 0x0 Specifies adjustment to get added or subtracted from + +© 2008 Advanced Micro Devices, Inc. +Proprietary 195 + Revision 1.3 March 30, 2008 + + + + + computed z value + + POSSIBLE VALUES: + 00 - Add or Subtract 1/256 << ze + 01 - Add or Subtract 1/128 << ze + 02 - Add or Subtract 1/64 << ze + 03 - Add or Subtract 1/32 << ze + 04 - Add or Subtract 1/16 << ze + 05 - Add or Subtract 1/8 << ze + 06 - Add or Subtract 1/4 << ze + 07 - Add or Subtract 1/2 << ze +HZ_Z0MIN 5 0x0 Specifies whether vertex 0 z contains minimum z value + + POSSIBLE VALUES: + 00 - Vertex 0 does not contain minimum z value + 01 - Vertex 0 does contain minimum z value +HZ_Z0MAX 6 0x0 Specifies whether vertex 0 z contains maximum z value + + POSSIBLE VALUES: + 00 - Vertex 0 does not contain maximum z value + 01 - Vertex 0 does contain maximum z value + + + +SC:SC_SCISSOR0 · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x43e0 +DESCRIPTION: Scissor rectangle specification +Field Name Bits Default Description +XS0 12:0 0x0 Left hand edge of scissor rectangle +YS0 25:13 0x0 Upper edge of scissor rectangle + + + +SC:SC_SCISSOR1 · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x43e4 +DESCRIPTION: Scissor rectangle specification +Field Name Bits Default Description +XS1 12:0 0x0 Right hand edge of scissor rectangle +YS1 25:13 0x0 Lower edge of scissor rectangle + + + +SC:SC_SCREENDOOR · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x43e8 +DESCRIPTION: Screen door sample mask +Field Name Bits Default Description +SCREENDOOR 23:0 0x0 Screen door sample mask - 1 means sample may be + covered, 0 means sample is not covered + + + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 196 + Revision 1.3 March 30, 2008 + + + + +10.8 Setup Unit Registers + +SU:SU_CULL_MODE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x42b8 +DESCRIPTION: Culling Enables +Field Name Bits Default Description +CULL_FRONT 0 0x0 Enable for front-face culling. + + POSSIBLE VALUES: + 00 - Do not cull front-facing triangles. + 01 - Cull front-facing triangles. +CULL_BACK 1 0x0 Enable for back-face culling. + + POSSIBLE VALUES: + 00 - Do not cull back-facing triangles. + 01 - Cull back-facing triangles. +FACE 2 0x0 X-Ored with cross product sign to determine positive + facing + + POSSIBLE VALUES: + 00 - Positive cross product is front (CCW). + 01 - Negative cross product is front (CW). + + + +SU:SU_DEPTH_OFFSET · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x42c4 +DESCRIPTION: SU Depth Offset value +Field Name Bits Default Description +OFFSET 31:0 0x0 SPFP Floating point applied to depth before conversion + to FXP. + + + +SU:SU_DEPTH_SCALE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x42c0 +DESCRIPTION: SU Depth Scale value +Field Name Bits Default Description +SCALE 31:0 0x3F800000 SPFP Floating point applied to depth before conversion + to FXP. + + + +SU:SU_POLY_OFFSET_BACK_OFFSET · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x42b0 +DESCRIPTION: Back-Facing Polygon Offset Offset +Field Name Bits Default Description +OFFSET 31:0 0x0 Specifies polygon offset offset for back-facing polygons; + 32b IEEE float format; applied after Z scale & offset (0 + to 2^24-1 range) + + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 197 + Revision 1.3 March 30, 2008 + + + + +SU:SU_POLY_OFFSET_BACK_SCALE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x42ac +DESCRIPTION: Back-Facing Polygon Offset Scale +Field Name Bits Default Description +SCALE 31:0 0x0 Specifies polygon offset scale for back-facing polygons; + 32-bit IEEE float format; applied after Z scale & offset + (0 to 2^24-1 range); slope computed in subpixels (1/12 or + 1/16) + + + +SU:SU_POLY_OFFSET_ENABLE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x42b4 +DESCRIPTION: Enables for polygon offset +Field Name Bits Default Description +FRONT_ENABLE 0 0x0 Enables front facing polygon`s offset. + + POSSIBLE VALUES: + 00 - Disable front offset. + 01 - Enable front offset. +BACK_ENABLE 1 0x0 Enables back facing polygon`s offset. + + POSSIBLE VALUES: + 00 - Disable back offset. + 01 - Enable back offset. +PARA_ENABLE 2 0x0 Forces all parallelograms to have FRONT_FACING for + poly offset -- Need to have FRONT_ENABLE also set to + have Z offset for parallelograms. + + POSSIBLE VALUES: + 00 - Disable front offset for parallelograms. + 01 - Enable front offset for parallelograms. + + + +SU:SU_POLY_OFFSET_FRONT_OFFSET · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x42a8 +DESCRIPTION: Front-Facing Polygon Offset Offset +Field Name Bits Default Description +OFFSET 31:0 0x0 Specifies polygon offset offset for front-facing polygons; + 32b IEEE float format; applied after Z scale & offset (0 + to 2^24-1 range) + + + +SU:SU_POLY_OFFSET_FRONT_SCALE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x42a4 +DESCRIPTION: Front-Facing Polygon Offset Scale +Field Name Bits Default Description +SCALE 31:0 0x0 Specifies polygon offset scale for front-facing polygons; + 32b IEEE float format; applied after Z scale & offset (0 + to 2^24-1 range); slope computed in subpixels (1/12 or + 1/16) + +© 2008 Advanced Micro Devices, Inc. +Proprietary 198 + Revision 1.3 March 30, 2008 + + + + +SU:SU_REG_DEST · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x42c8 +DESCRIPTION: SU Raster pipe destination select for registers +Field Name Bits Default Description +SELECT 3:0 0xF Register read/write destination select: b0: logical pipe0, + b1: logical pipe1, b2: logical pipe2 and b3: logical pipe3 + + + +SU:SU_TEX_WRAP · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x42a0 +DESCRIPTION: Enables for Cylindrical Wrapping +Field Name Bits Default Description +T0C0 0 0x0 tNcM -- Enable texture wrapping on component M + (S,T,R,Q) of texture N. + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + 01 - Enable cylindrical wrapping. +T0C1 1 0x0 tNcM -- Enable texture wrapping on component M + (S,T,R,Q) of texture N. + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + 01 - Enable cylindrical wrapping. +T0C2 2 0x0 tNcM -- Enable texture wrapping on component M + (S,T,R,Q) of texture N. + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + 01 - Enable cylindrical wrapping. +T0C3 3 0x0 tNcM -- Enable texture wrapping on component M + (S,T,R,Q) of texture N. + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + 01 - Enable cylindrical wrapping. +T1C0 4 0x0 tNcM -- Enable texture wrapping on component M + (S,T,R,Q) of texture N. + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + 01 - Enable cylindrical wrapping. +T1C1 5 0x0 tNcM -- Enable texture wrapping on component M + (S,T,R,Q) of texture N. + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + +© 2008 Advanced Micro Devices, Inc. +Proprietary 199 + Revision 1.3 March 30, 2008 + + + + + 01 - Enable cylindrical wrapping. +T1C2 6 0x0 tNcM -- Enable texture wrapping on component M + (S,T,R,Q) of texture N. + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + 01 - Enable cylindrical wrapping. +T1C3 7 0x0 tNcM -- Enable texture wrapping on component M + (S,T,R,Q) of texture N. + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + 01 - Enable cylindrical wrapping. +T2C0 8 0x0 tNcM -- Enable texture wrapping on component M + (S,T,R,Q) of texture N. + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + 01 - Enable cylindrical wrapping. +T2C1 9 0x0 tNcM -- Enable texture wrapping on component M + (S,T,R,Q) of texture N. + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + 01 - Enable cylindrical wrapping. +T2C2 10 0x0 tNcM -- Enable texture wrapping on component M + (S,T,R,Q) of texture N. + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + 01 - Enable cylindrical wrapping. +T2C3 11 0x0 tNcM -- Enable texture wrapping on component M + (S,T,R,Q) of texture N. + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + 01 - Enable cylindrical wrapping. +T3C0 12 0x0 tNcM -- Enable texture wrapping on component M + (S,T,R,Q) of texture N. + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + 01 - Enable cylindrical wrapping. +T3C1 13 0x0 tNcM -- Enable texture wrapping on component M + (S,T,R,Q) of texture N. + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + 01 - Enable cylindrical wrapping. + +© 2008 Advanced Micro Devices, Inc. +Proprietary 200 + Revision 1.3 March 30, 2008 + + + + +T3C2 14 0x0 tNcM -- Enable texture wrapping on component M + (S,T,R,Q) of texture N. + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + 01 - Enable cylindrical wrapping. +T3C3 15 0x0 tNcM -- Enable texture wrapping on component M + (S,T,R,Q) of texture N. + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + 01 - Enable cylindrical wrapping. +T4C0 16 0x0 tNcM -- Enable texture wrapping on component M + (S,T,R,Q) of texture N. + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + 01 - Enable cylindrical wrapping. +T4C1 17 0x0 tNcM -- Enable texture wrapping on component M + (S,T,R,Q) of texture N. + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + 01 - Enable cylindrical wrapping. +T4C2 18 0x0 tNcM -- Enable texture wrapping on component M + (S,T,R,Q) of texture N. + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + 01 - Enable cylindrical wrapping. +T4C3 19 0x0 tNcM -- Enable texture wrapping on component M + (S,T,R,Q) of texture N. + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + 01 - Enable cylindrical wrapping. +T5C0 20 0x0 tNcM -- Enable texture wrapping on component M + (S,T,R,Q) of texture N. + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + 01 - Enable cylindrical wrapping. +T5C1 21 0x0 tNcM -- Enable texture wrapping on component M + (S,T,R,Q) of texture N. + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + 01 - Enable cylindrical wrapping. +T5C2 22 0x0 tNcM -- Enable texture wrapping on component M + +© 2008 Advanced Micro Devices, Inc. +Proprietary 201 + Revision 1.3 March 30, 2008 + + + + + (S,T,R,Q) of texture N. + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + 01 - Enable cylindrical wrapping. +T5C3 23 0x0 tNcM -- Enable texture wrapping on component M + (S,T,R,Q) of texture N. + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + 01 - Enable cylindrical wrapping. +T6C0 24 0x0 tNcM -- Enable texture wrapping on component M + (S,T,R,Q) of texture N. + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + 01 - Enable cylindrical wrapping. +T6C1 25 0x0 tNcM -- Enable texture wrapping on component M + (S,T,R,Q) of texture N. + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + 01 - Enable cylindrical wrapping. +T6C2 26 0x0 tNcM -- Enable texture wrapping on component M + (S,T,R,Q) of texture N. + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + 01 - Enable cylindrical wrapping. +T6C3 27 0x0 tNcM -- Enable texture wrapping on component M + (S,T,R,Q) of texture N. + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + 01 - Enable cylindrical wrapping. +T7C0 28 0x0 tNcM -- Enable texture wrapping on component M + (S,T,R,Q) of texture N. + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + 01 - Enable cylindrical wrapping. +T7C1 29 0x0 tNcM -- Enable texture wrapping on component M + (S,T,R,Q) of texture N. + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + 01 - Enable cylindrical wrapping. +T7C2 30 0x0 tNcM -- Enable texture wrapping on component M + (S,T,R,Q) of texture N. + +© 2008 Advanced Micro Devices, Inc. +Proprietary 202 + Revision 1.3 March 30, 2008 + + + + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + 01 - Enable cylindrical wrapping. +T7C3 31 0x0 tNcM -- Enable texture wrapping on component M + (S,T,R,Q) of texture N. + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + 01 - Enable cylindrical wrapping. + + + +SU:SU_TEX_WRAP_PS3 · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4114 +DESCRIPTION: Specifies texture wrapping for new PS3 textures. +Field Name Bits Default Description +T9C0 0 0x0 tNcM -- Enable texture wrapping on component M + (S,T,R,Q) of texture N. + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + 01 - Enable cylindrical wrapping. +T9C1 1 0x0 tNcM -- Enable texture wrapping on component M + (S,T,R,Q) of texture N. + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + 01 - Enable cylindrical wrapping. +T9C2 2 0x0 tNcM -- Enable texture wrapping on component M + (S,T,R,Q) of texture N. + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + 01 - Enable cylindrical wrapping. +T9C3 3 0x0 tNcM -- Enable texture wrapping on component M + (S,T,R,Q) of texture N. + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + 01 - Enable cylindrical wrapping. +T8C0 4 0x0 tNcM -- Enable texture wrapping on component M + (S,T,R,Q) of texture N. + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + 01 - Enable cylindrical wrapping. +T8C1 5 0x0 tNcM -- Enable texture wrapping on component M + (S,T,R,Q) of texture N. + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 203 + Revision 1.3 March 30, 2008 + + + + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + 01 - Enable cylindrical wrapping. +T8C2 6 0x0 tNcM -- Enable texture wrapping on component M + (S,T,R,Q) of texture N. + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + 01 - Enable cylindrical wrapping. +T8C3 7 0x0 tNcM -- Enable texture wrapping on component M + (S,T,R,Q) of texture N. + + POSSIBLE VALUES: + 00 - Disable cylindrical wrapping. + 01 - Enable cylindrical wrapping. + + + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 204 + Revision 1.3 March 30, 2008 + + + + +10.9 Texture Registers + +TX:TX_BORDER_COLOR_[0-15] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x45c0-0x45fc +DESCRIPTION: Border Color +Field Name Bits Default Description +BORDER_COLOR 31:0 none Color used for borders. Format is the same as the texture + being bordered. + + + +TX:TX_CHROMA_KEY_[0-15] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4580-0x45bc +DESCRIPTION: Texture Chroma Key +Field Name Bits Default Description +CHROMA_KEY 31:0 none Color used for chroma key compare. Format is the same + as the texture being keyed. + + + +TX:TX_ENABLE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4104 +DESCRIPTION: Texture Enables for Maps 0 to 15 +Field Name Bits Default Description +TEX_0_ENABLE 0 none Texture Map Enables. + + POSSIBLE VALUES: + 00 - Disable, ARGB = 1,0,0,0 + 01 - Enable +TEX_1_ENABLE 1 none Texture Map Enables. + + POSSIBLE VALUES: + 00 - Disable, ARGB = 1,0,0,0 + 01 - Enable +TEX_2_ENABLE 2 none Texture Map Enables. + + POSSIBLE VALUES: + 00 - Disable, ARGB = 1,0,0,0 + 01 - Enable +TEX_3_ENABLE 3 none Texture Map Enables. + + POSSIBLE VALUES: + 00 - Disable, ARGB = 1,0,0,0 + 01 - Enable +TEX_4_ENABLE 4 none Texture Map Enables. + + POSSIBLE VALUES: + 00 - Disable, ARGB = 1,0,0,0 + 01 - Enable +TEX_5_ENABLE 5 none Texture Map Enables. + +© 2008 Advanced Micro Devices, Inc. +Proprietary 205 + Revision 1.3 March 30, 2008 + + + + + POSSIBLE VALUES: + 00 - Disable, ARGB = 1,0,0,0 + 01 - Enable +TEX_6_ENABLE 6 none Texture Map Enables. + + POSSIBLE VALUES: + 00 - Disable, ARGB = 1,0,0,0 + 01 - Enable +TEX_7_ENABLE 7 none Texture Map Enables. + + POSSIBLE VALUES: + 00 - Disable, ARGB = 1,0,0,0 + 01 - Enable +TEX_8_ENABLE 8 none Texture Map Enables. + + POSSIBLE VALUES: + 00 - Disable, ARGB = 1,0,0,0 + 01 - Enable +TEX_9_ENABLE 9 none Texture Map Enables. + + POSSIBLE VALUES: + 00 - Disable, ARGB = 1,0,0,0 + 01 - Enable +TEX_10_ENABLE 10 none Texture Map Enables. + + POSSIBLE VALUES: + 00 - Disable, ARGB = 1,0,0,0 + 01 - Enable +TEX_11_ENABLE 11 none Texture Map Enables. + + POSSIBLE VALUES: + 00 - Disable, ARGB = 1,0,0,0 + 01 - Enable +TEX_12_ENABLE 12 none Texture Map Enables. + + POSSIBLE VALUES: + 00 - Disable, ARGB = 1,0,0,0 + 01 - Enable +TEX_13_ENABLE 13 none Texture Map Enables. + + POSSIBLE VALUES: + 00 - Disable, ARGB = 1,0,0,0 + 01 - Enable +TEX_14_ENABLE 14 none Texture Map Enables. + + POSSIBLE VALUES: + 00 - Disable, ARGB = 1,0,0,0 + +© 2008 Advanced Micro Devices, Inc. +Proprietary 206 + Revision 1.3 March 30, 2008 + + + + + 01 - Enable +TEX_15_ENABLE 15 none Texture Map Enables. + + POSSIBLE VALUES: + 00 - Disable, ARGB = 1,0,0,0 + 01 - Enable + + + +TX:TX_FILTER0_[0-15] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4400-0x443c +DESCRIPTION: Texture Filter State +Field Name Bits Default Description +CLAMP_S 2:0 none Clamp mode for texture coordinates + + POSSIBLE VALUES: + 00 - Wrap (repeat) + 01 - Mirror + 02 - Clamp to last texel (0.0 to 1.0) + 03 - MirrorOnce to last texel (-1.0 to 1.0) + 04 - Clamp half way to border color (0.0 to 1.0) + 05 - MirrorOnce half way to border color (-1.0 to 1.0) + 06 - Clamp to border color (0.0 to 1.0) + 07 - MirrorOnce to border color (-1.0 to 1.0) +CLAMP_T 5:3 none Clamp mode for texture coordinates + + POSSIBLE VALUES: + 00 - Wrap (repeat) + 01 - Mirror + 02 - Clamp to last texel (0.0 to 1.0) + 03 - MirrorOnce to last texel (-1.0 to 1.0) + 04 - Clamp half way to border color (0.0 to 1.0) + 05 - MirrorOnce half way to border color (-1.0 to 1.0) + 06 - Clamp to border color (0.0 to 1.0) + 07 - MirrorOnce to border color (-1.0 to 1.0) +CLAMP_R 8:6 none Clamp mode for texture coordinates + + POSSIBLE VALUES: + 00 - Wrap (repeat) + 01 - Mirror + 02 - Clamp to last texel (0.0 to 1.0) + 03 - MirrorOnce to last texel (-1.0 to 1.0) + 04 - Clamp half way to border color (0.0 to 1.0) + 05 - MirrorOnce half way to border color (-1.0 to 1.0) + 06 - Clamp to border color (0.0 to 1.0) + 07 - MirrorOnce to border color (-1.0 to 1.0) +MAG_FILTER 10:9 none Filter used when texture is magnified + + POSSIBLE VALUES: + 00 - Filter4 + 01 - Point + +© 2008 Advanced Micro Devices, Inc. +Proprietary 207 + Revision 1.3 March 30, 2008 + + + + + 02 - Linear + 03 - Reserved +MIN_FILTER 12:11 none Filter used when texture is minified + + POSSIBLE VALUES: + 00 - Filter4 + 01 - Point + 02 - Linear + 03 - Reserved +MIP_FILTER 14:13 none Filter used between mipmap levels + + POSSIBLE VALUES: + 00 - None + 01 - Point + 02 - Linear + 03 - Reserved +VOL_FILTER 16:15 none Filter used between layers of a volume + + POSSIBLE VALUES: + 00 - None (no filter specifed, select from MIN/MAG + filters) + 01 - Point + 02 - Linear + 03 - Reserved +MAX_MIP_LEVEL 20:17 none LOD index of largest (finest) mipmap to use (0 is + largest). Ranges from 0 to NUM_LEVELS. +Reserved 23:21 none +ID 31:28 none Logical id for this physical texture + + + +TX:TX_FILTER1_[0-15] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4440-0x447c +DESCRIPTION: Texture Filter State +Field Name Bits Default Description +CHROMA_KEY_MODE 1:0 none Chroma Key Mode + + POSSIBLE VALUES: + 00 - Disable + 01 - ChromaKey (kill pixel if any sample matches + chroma key) + 02 - ChromaKeyBlend (set sample to 0 if it matches + chroma key) +MC_ROUND 2 none Bilinear rounding mode + + POSSIBLE VALUES: + 00 - Normal rounding on all components (+0.5) + 01 - MPEG4 rounding on all components (+0.25) +LOD_BIAS 12:3 none (s4.5). Ranges from -16.0 to 15.99. Mipmap LOD bias + measured in mipmap levels. Added to the signed, + +© 2008 Advanced Micro Devices, Inc. +Proprietary 208 + Revision 1.3 March 30, 2008 + + + + + computed LOD before the LOD is clamped. +Reserved 13 none +MC_COORD_TRUNCATE 14 none MPEG coordinate truncation mode + + POSSIBLE VALUES: + 00 - Dont truncate coordinate fractions. + 01 - Truncate coordinate fractions to 0.0 and 0.5 for + MPEG +TRI_PERF 16:15 none Apply slope and bias to trilerp fraction to reduce the + number of 2-level fetches for trilinear. Should only be + used if MIP_FILTER is LINEAR. + + POSSIBLE VALUES: + 00 - Breakpoint=0/8. lfrac_out = lfrac_in + 01 - Breakpoint=1/8. lfrac_out = clamp(4/3*lfrac_in - + 1/6) + 02 - Breakpoint=1/4. lfrac_out = clamp(2*lfrac_in - + 1/2) + 03 - Breakpoint=3/8. lfrac_out = clamp(4*lfrac_in - + 3/2) +Reserved 19:17 none Set to 0 +Reserved 20 none Set to 0 +Reserved 21 none Set to 0 +MACRO_SWITCH 22 none If enabled, addressing switches to macro-linear when + image width is <= 8 micro-tiles. If disabled, functionality + is same as RV350, switch to macro-linear when image + width is < 8 micro-tiles. + + POSSIBLE VALUES: + 00 - RV350 mode + 01 - Switch from macro-tiled to macro-linear when + (width <= 8 micro-tiles) +Reserved 28:23 none +Reserved 29 none +Reserved 30 none +BORDER_FIX 31 none To fix issues when using non-square mipmaps, with + border_color, and extreme minification. + + POSSIBLE VALUES: + 00 - R3xx R4xx mode + 01 - Stop right shifting coord once mip size is pinned + to one + + + +TX:TX_FILTER4 · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4110 +DESCRIPTION: Filter4 Kernel +Field Name Bits Default Description + +© 2008 Advanced Micro Devices, Inc. +Proprietary 209 + Revision 1.3 March 30, 2008 + + + + +WEIGHT_1 10:0 none (s1.9). Bottom or Right weight of pair. +WEIGHT_0 21:11 none (s1.9). Top or Left weight of pair. +WEIGHT_PAIR 22 none Indicates which pair of weights within phase to load. + + POSSIBLE VALUES: + 00 - Top or Left + 01 - Bottom or Right +PHASE 26:23 none Indicates which of 9 phases to load +DIRECTION 27 none Indicates whether to load the horizontal or vertical + weights + + POSSIBLE VALUES: + 00 - Horizontal + 01 - Vertical + + + +TX:TX_FORMAT0_[0-15] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4480-0x44bc +DESCRIPTION: Texture Format State +Field Name Bits Default Description +TXWIDTH 10:0 none Image width - 1. The largest image is 4096 texels. When + wrapping or mirroring, must be a power of 2. When + mipmapping, must be a power of 2 or padded to a power + of 2 in memory. Can always be non-square, except for + cube maps which must be square. +TXHEIGHT 21:11 none Image height - 1. The largest image is 4096 texels. When + wrapping or mirroring, must be a power of 2. When + mipmapping, must be a power of 2 or padded to a power + of 2 in memory. Can always be non-square, except for + cube maps which must be square. +TXDEPTH 25:22 none LOG2(depth) of volume texture +NUM_LEVELS 29:26 none Number of mipmap levels minus 1. Ranges from 0 to 12. + Equivalent to LOD index of smallest (coarsest) mipmap + to use. +PROJECTED 30 none Specifies whether texture coords are projected. + + POSSIBLE VALUES: + 00 - Non-Projected + 01 - Projected +TXPITCH_EN 31 none Indicates when TXPITCH should be used instead of + TXWIDTH for image addressing + + POSSIBLE VALUES: + 00 - Use TXWIDTH for image addressing + 01 - Use TXPITCH for image addressing + + + +TX:TX_FORMAT1_[0-15] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x44c0-0x44fc + +© 2008 Advanced Micro Devices, Inc. +Proprietary 210 + Revision 1.3 March 30, 2008 + + + + +DESCRIPTION: Texture Format State +Field Name Bits Default Description +TXFORMAT 4:0 none Texture Format. Components are numbered right to left. + Parenthesis indicate typical uses of each format. + + POSSIBLE VALUES: + 00 - TX_FMT_8 or TX_FMT_1 (if + TX_FORMAT2.TXFORMAT_MSB is set) + 01 - TX_FMT_16 or TX_FMT_1_REVERSE (if + TX_FORMAT2.TXFORMAT_MSB is set) + 02 - TX_FMT_4_4 or TX_FMT_10 (if + TX_FORMAT2.TXFORMAT_MSB is set) + 03 - TX_FMT_8_8 or TX_FMT_10_10 (if + TX_FORMAT2.TXFORMAT_MSB is set) + 04 - TX_FMT_16_16 or TX_FMT_10_10_10_10 (if + TX_FORMAT2.TXFORMAT_MSB is set) + 05 - TX_FMT_3_3_2 or TX_FMT_ATI1N (if + TX_FORMAT2.TXFORMAT_MSB is set) + 06 - TX_FMT_5_6_5 + 07 - TX_FMT_6_5_5 + 08 - TX_FMT_11_11_10 + 09 - TX_FMT_10_11_11 + 10 - TX_FMT_4_4_4_4 + 11 - TX_FMT_1_5_5_5 + 12 - TX_FMT_8_8_8_8 + 13 - TX_FMT_2_10_10_10 + 14 - TX_FMT_16_16_16_16 + 15 - Reserved + 16 - Reserved + 17 - Reserved + 18 - TX_FMT_Y8 + 19 - TX_FMT_AVYU444 + 20 - TX_FMT_VYUY422 + 21 - TX_FMT_YVYU422 + 22 - TX_FMT_16_MPEG + 23 - TX_FMT_16_16_MPEG + 24 - TX_FMT_16f + 25 - TX_FMT_16f_16f + 26 - TX_FMT_16f_16f_16f_16f + 27 - TX_FMT_32f + 28 - TX_FMT_32f_32f + 29 - TX_FMT_32f_32f_32f_32f + 30 - TX_FMT_W24_FP + 31 - TX_FMT_ATI2N +SIGNED_COMP0 5 none Component filter should interpret texel data as signed or + unsigned. (Ignored for Y/YUV formats.) + + POSSIBLE VALUES: + 00 - Component filter should interpret texel data as + unsigned + 01 - Component filter should interpret texel data as + signed + +© 2008 Advanced Micro Devices, Inc. +Proprietary 211 + Revision 1.3 March 30, 2008 + + + + +SIGNED_COMP1 6 none Component filter should interpret texel data as signed or + unsigned. (Ignored for Y/YUV formats.) + + POSSIBLE VALUES: + 00 - Component filter should interpret texel data as + unsigned + 01 - Component filter should interpret texel data as + signed +SIGNED_COMP2 7 none Component filter should interpret texel data as signed or + unsigned. (Ignored for Y/YUV formats.) + + POSSIBLE VALUES: + 00 - Component filter should interpret texel data as + unsigned + 01 - Component filter should interpret texel data as + signed +SIGNED_COMP3 8 none Component filter should interpret texel data as signed or + unsigned. (Ignored for Y/YUV formats.) + + POSSIBLE VALUES: + 00 - Component filter should interpret texel data as + unsigned + 01 - Component filter should interpret texel data as + signed +SEL_ALPHA 11:9 none Specifies swizzling for each channel at the input of the + pixel shader. (Ignored for Y/YUV formats.) + + POSSIBLE VALUES: + 00 - Select Texture Component0. + 01 - Select Texture Component1. + 02 - Select Texture Component2. + 03 - Select Texture Component3. + 04 - Select the value 0. + 05 - Select the value 1. +SEL_RED 14:12 none Specifies swizzling for each channel at the input of the + pixel shader. (Ignored for Y/YUV formats.) + + POSSIBLE VALUES: + 00 - Select Texture Component0. + 01 - Select Texture Component1. + 02 - Select Texture Component2. + 03 - Select Texture Component3. + 04 - Select the value 0. + 05 - Select the value 1. +SEL_GREEN 17:15 none Specifies swizzling for each channel at the input of the + pixel shader. (Ignored for Y/YUV formats.) + + POSSIBLE VALUES: + 00 - Select Texture Component0. + 01 - Select Texture Component1. + +© 2008 Advanced Micro Devices, Inc. +Proprietary 212 + Revision 1.3 March 30, 2008 + + + + + 02 - Select Texture Component2. + 03 - Select Texture Component3. + 04 - Select the value 0. + 05 - Select the value 1. +SEL_BLUE 20:18 none Specifies swizzling for each channel at the input of the + pixel shader. (Ignored for Y/YUV formats.) + + POSSIBLE VALUES: + 00 - Select Texture Component0. + 01 - Select Texture Component1. + 02 - Select Texture Component2. + 03 - Select Texture Component3. + 04 - Select the value 0. + 05 - Select the value 1. +GAMMA 21 none Optionally remove gamma from texture before passing to + shader. Only apply to 8bit or less components. + + POSSIBLE VALUES: + 00 - Disable gamma removal + 01 - Enable gamma removal +YUV_TO_RGB 23:22 none YUV to RGB conversion mode + + POSSIBLE VALUES: + 00 - Disable YUV to RGB conversion + 01 - Enable YUV to RGB conversion (with clamp) + 02 - Enable YUV to RGB conversion (without + clamp) +SWAP_YUV 24 none POSSIBLE VALUES: + 00 - Disable swap YUV mode + 01 - Enable swap YUV mode (hw inverts upper bit of + U and V) +TEX_COORD_TYPE 26:25 none Specifies coordinate type. + + POSSIBLE VALUES: + 00 - 2D + 01 - 3D + 02 - Cube + 03 - Reserved +CACHE 31:27 none This field is ignored on R520 and RV510. + + POSSIBLE VALUES: + 00 - WHOLE + 01 - Reserved + 02 - HALF_REGION_0 + 03 - HALF_REGION_1 + 04 - FOURTH_REGION_0 + 05 - FOURTH_REGION_1 + 06 - FOURTH_REGION_2 + 07 - FOURTH_REGION_3 + 08 - EIGHTH_REGION_0 + +© 2008 Advanced Micro Devices, Inc. +Proprietary 213 + Revision 1.3 March 30, 2008 + + + + + 09 - EIGHTH_REGION_1 + 10 - EIGHTH_REGION_2 + 11 - EIGHTH_REGION_3 + 12 - EIGHTH_REGION_4 + 13 - EIGHTH_REGION_5 + 14 - EIGHTH_REGION_6 + 15 - EIGHTH_REGION_7 + 16 - SIXTEENTH_REGION_0 + 17 - SIXTEENTH_REGION_1 + 18 - SIXTEENTH_REGION_2 + 19 - SIXTEENTH_REGION_3 + 20 - SIXTEENTH_REGION_4 + 21 - SIXTEENTH_REGION_5 + 22 - SIXTEENTH_REGION_6 + 23 - SIXTEENTH_REGION_7 + 24 - SIXTEENTH_REGION_8 + 25 - SIXTEENTH_REGION_9 + 26 - SIXTEENTH_REGION_A + 27 - SIXTEENTH_REGION_B + 28 - SIXTEENTH_REGION_C + 29 - SIXTEENTH_REGION_D + 30 - SIXTEENTH_REGION_E + 31 - SIXTEENTH_REGION_F + + + +TX:TX_FORMAT2_[0-15] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4500-0x453c +DESCRIPTION: Texture Format State +Field Name Bits Default Description +TXPITCH 13:0 none Used instead of TXWIDTH for image addressing when + TXPITCH_EN is asserted. Pitch is given as number of + texels minus one. Maximum pitch is 16K texels. +TXFORMAT_MSB 14 none Specifies the MSB of the texture format to extend the + number of formats to 64. +TXWIDTH_11 15 none Specifies bit 11 of TXWIDTH to extend the largest + image to 4096 texels. +TXHEIGHT_11 16 none Specifies bit 11 of TXHEIGHT to extend the largest + image to 4096 texels. +POW2FIX2FLT 17 none Optionally divide by 256 instead of 255 during fix2float. + Can only be asserted for 8-bit components. + + POSSIBLE VALUES: + 00 - Divide by pow2-1 for fix2float (default) + 01 - Divide by pow2 for fix2float +SEL_FILTER4 19:18 none If filter4 is enabled, specifies which texture component + to apply filter4 to. + + POSSIBLE VALUES: + 00 - Select Texture Component0. + 01 - Select Texture Component1. + +© 2008 Advanced Micro Devices, Inc. +Proprietary 214 + Revision 1.3 March 30, 2008 + + + + + 02 - Select Texture Component2. + 03 - Select Texture Component3. + + + +TX:TX_INVALTAGS · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4100 +DESCRIPTION: Invalidate texture cache tags +Field Name Bits Default Description +RESERVED 31:0 none Unused + + + +TX:TX_OFFSET_[0-15] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4540-0x457c +DESCRIPTION: Texture Offset State +Field Name Bits Default Description +ENDIAN_SWAP 1:0 none Endian Control + + POSSIBLE VALUES: + 00 - No swap + 01 - 16 bit swap + 02 - 32 bit swap + 03 - Half-DWORD swap +MACRO_TILE 2 none Macro Tile Control + + POSSIBLE VALUES: + 00 - 2KB page is linear + 01 - 2KB page is tiled +MICRO_TILE 4:3 none Micro Tile Control + + POSSIBLE VALUES: + 00 - 32 byte cache line is linear + 01 - 32 byte cache line is tiled + 02 - 32 byte cache line is tiled square (only applies to + 16-bit texel) + 03 - Reserved +TXOFFSET 31:5 none 32-byte aligned pointer to base map + + + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 215 + Revision 1.3 March 30, 2008 + + + + +10.10 Fragment Shader Registers + +US:US_ALU_ALPHA_INST_[0-511] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0xa800-0xaffc +DESCRIPTION: ALU Alpha Instruction +Field Name Bits Default Description +ALPHA_OP 3:0 0x0 Specifies the opcode for this instruction. + + POSSIBLE VALUES: + 00 - OP_MAD: Result = A*B + C + 01 - OP_DP: Result = dot product from RGB ALU + 02 - OP_MIN: Result = min(A,B) + 03 - OP_MAX: Result = max(A,B) + 04 - reserved + 05 - OP_CND: Result = cnd(A,B,C) = (C>0.5)?A:B + 06 - OP_CMP: Result = cmp(A,B,C) = + (C>=0.0)?A:B + 07 - OP_FRC: Result = A-floor(A) + 08 - OP_EX2: Result = 2^^A + 09 - OP_LN2: Result = log2(A) + 10 - OP_RCP: Result = 1/A + 11 - OP_RSQ: Result = 1/sqrt(A) + 12 - OP_SIN: Result = sin(A*2pi) + 13 - OP_COS: Result = cos(A*2pi) + 14 - OP_MDH: Result = A*B + C; A is always + topleft.src0, C is always topright.src0 (source select and + swizzles ignored). Input modifiers are respected for all + inputs. + 15 - OP_MDV: Result = A*B + C; A is always + topleft.src0, C is always bottomleft.src0 (source select + and swizzles ignored). Input modifiers are respected for + all inputs. +ALPHA_ADDRD 10:4 0x0 Specifies the address of the pixel stack frame register to + which the Alpha result of this instruction is to be written. +ALPHA_ADDRD_REL 11 0x0 Specifies whether the loop register is added to the value + of ALPHA_ADDRD before it is used. This implements + relative addressing. + + POSSIBLE VALUES: + 00 - NONE: Do not modify destination address. + 01 - RELATIVE: Add aL to address before write. +ALPHA_SEL_A 13:12 0x0 Specifies the operands for Alpha inputs A and B. + + POSSIBLE VALUES: + 00 - src0 + 01 - src1 + 02 - src2 + 03 - srcp +ALPHA_SWIZ_A 16:14 0x0 Specifies the channel sources for Alpha inputs A and B. + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 216 + Revision 1.3 March 30, 2008 + + + + + POSSIBLE VALUES: + 00 - Red + 01 - Green + 02 - Blue + 03 - Alpha + 04 - Zero + 05 - Half + 06 - One + 07 - Unused +ALPHA_MOD_A 18:17 0x0 Specifies the input modifiers for Alpha inputs A and B. + + POSSIBLE VALUES: + 00 - NOP: Do not modify input + 01 - NEG: Negate input + 02 - ABS: Take absolute value of input + 03 - NAB: Take negative absolute value of input +ALPHA_SEL_B 20:19 0x0 Specifies the operands for Alpha inputs A and B. + + POSSIBLE VALUES: + 00 - src0 + 01 - src1 + 02 - src2 + 03 - srcp +ALPHA_SWIZ_B 23:21 0x0 Specifies the channel sources for Alpha inputs A and B. + + POSSIBLE VALUES: + 00 - Red + 01 - Green + 02 - Blue + 03 - Alpha + 04 - Zero + 05 - Half + 06 - One + 07 - Unused +ALPHA_MOD_B 25:24 0x0 Specifies the input modifiers for Alpha inputs A and B. + + POSSIBLE VALUES: + 00 - NOP: Do not modify input + 01 - NEG: Negate input + 02 - ABS: Take absolute value of input + 03 - NAB: Take negative absolute value of input +OMOD 28:26 0x0 Specifies the output modifier for this instruction. + + POSSIBLE VALUES: + 00 - Result * 1 + 01 - Result * 2 + 02 - Result * 4 + 03 - Result * 8 + 04 - Result / 2 + +© 2008 Advanced Micro Devices, Inc. +Proprietary 217 + Revision 1.3 March 30, 2008 + + + + + 05 - Result / 4 + 06 - Result / 8 + 07 - Disable output modifier and clamping (result is + copied exactly; only valid for MIN/MAX/CMP/CND) +TARGET 30:29 0x0 This specifies which (cached) frame buffer target to write + to. For non-output ALU instructions, this specifies how + to compare the results against zero when setting the + predicate bits. + + POSSIBLE VALUES: + 00 - A: Output to render target A. Predicate == + (ALU) + 01 - B: Output to render target B. Predicate < (ALU) + 02 - C: Output to render target C. Predicate >= + (ALU) + 03 - D: Output to render target D. Predicate != (ALU) +W_OMASK 31 0x0 Specifies whether or not to write the Alpha component of + the result of this instuction to the depth output fifo. + + POSSIBLE VALUES: + 00 - NONE: Do not write output to w. + 01 - A: Write the alpha channel only to w. + + + +US:US_ALU_ALPHA_ADDR_[0-511] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x9800-0x9ffc +DESCRIPTION: This table specifies the Alpha source addresses and pre-subtract operation for up to 512 ALU +instruction. The ALU expects 6 source operands - three for color (rgb0, rgb1, rgb2) and three for alpha (a0, a1, a2). +The pre-subtract operation creates two more (rgbp and ap). +Field Name Bits Default Description +ADDR0 7:0 0x0 Specifies the identity of source operands a0, a1, and a2. + If the const field is set, this number ranges from 0 to 255 + and specifies a location within the constant register bank. + Otherwise: If the most significant bit is cleared, this field + specifies a location within the current pixel stack frame + (ranging from 0 to 127). If the most significant bit is set, + then the lower 7 bits specify an inline unsigned floating- + point constant with 4 bit exponent (bias 7) and 3 bit + mantissa, including denormals but excluding + infinite/NaN. +ADDR0_CONST 8 0x0 Specifies whether the associated address is a constant + register address or a temporary address / inline constant. + + POSSIBLE VALUES: + 00 - TEMPORARY: Address temporary register or + inline constant value. + 01 - CONSTANT: Address constant register. +ADDR0_REL 9 0x0 Specifies whether the loop register is added to the value + of the associated address before it is used. This + implements relative addressing. + +© 2008 Advanced Micro Devices, Inc. +Proprietary 218 + Revision 1.3 March 30, 2008 + + + + + POSSIBLE VALUES: + 00 - NONE: Do not modify source address. + 01 - RELATIVE: Add aL before lookup. +ADDR1 17:10 0x0 Specifies the identity of source operands a0, a1, and a2. + If the const field is set, this number ranges from 0 to 255 + and specifies a location within the constant register bank. + Otherwise: If the most significant bit is cleared, this field + specifies a location within the current pixel stack frame + (ranging from 0 to 127). If the most significant bit is set, + then the lower 7 bits specify an inline unsigned floating- + point constant with 4 bit exponent (bias 7) and 3 bit + mantissa, including denormals but excluding + infinite/NaN. +ADDR1_CONST 18 0x0 Specifies whether the associated address is a constant + register address or a temporary address / inline constant. + + POSSIBLE VALUES: + 00 - TEMPORARY: Address temporary register or + inline constant value. + 01 - CONSTANT: Address constant register. +ADDR1_REL 19 0x0 Specifies whether the loop register is added to the value + of the associated address before it is used. This + implements relative addressing. + + POSSIBLE VALUES: + 00 - NONE: Do not modify source address. + 01 - RELATIVE: Add aL before lookup. +ADDR2 27:20 0x0 Specifies the identity of source operands a0, a1, and a2. + If the const field is set, this number ranges from 0 to 255 + and specifies a location within the constant register bank. + Otherwise: If the most significant bit is cleared, this field + specifies a location within the current pixel stack frame + (ranging from 0 to 127). If the most significant bit is set, + then the lower 7 bits specify an inline unsigned floating- + point constant with 4 bit exponent (bias 7) and 3 bit + mantissa, including denormals but excluding + infinite/NaN. +ADDR2_CONST 28 0x0 Specifies whether the associated address is a constant + register address or a temporary address / inline constant. + + POSSIBLE VALUES: + 00 - TEMPORARY: Address temporary register or + inline constant value. + 01 - CONSTANT: Address constant register. +ADDR2_REL 29 0x0 Specifies whether the loop register is added to the value + of the associated address before it is used. This + implements relative addressing. + + POSSIBLE VALUES: + +© 2008 Advanced Micro Devices, Inc. +Proprietary 219 + Revision 1.3 March 30, 2008 + + + + + 00 - NONE: Do not modify source address. + 01 - RELATIVE: Add aL before lookup. +SRCP_OP 31:30 0x0 Specifies how the pre-subtract value (SRCP) is + computed. + + POSSIBLE VALUES: + 00 - 1.0-2.0*A0 + 01 - A1-A0 + 02 - A1+A0 + 03 - 1.0-A0 + + + +US:US_ALU_RGBA_INST_[0-511] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0xb000-0xb7fc +DESCRIPTION: ALU Shared RGBA Instruction +Field Name Bits Default Description +RGB_OP 3:0 0x0 Specifies the opcode for this instruction. + + POSSIBLE VALUES: + 00 - OP_MAD: Result = A*B + C + 01 - OP_DP3: Result = A.r*B.r + A.g*B.g + A.b*B.b + 02 - OP_DP4: Result = A.r*B.r + A.g*B.g + A.b*B.b + + A.a*B.a + 03 - OP_D2A: Result = A.r*B.r + A.g*B.g + C.b + 04 - OP_MIN: Result = min(A,B) + 05 - OP_MAX: Result = max(A,B) + 06 - reserved + 07 - OP_CND: Result = cnd(A,B,C) = (C>0.5)?A:B + 08 - OP_CMP: Result = cmp(A,B,C) = + (C>=0.0)?A:B + 09 - OP_FRC: Result = A-floor(A) + 10 - OP_SOP: Result = ex2,ln2,rcp,rsq,sin,cos from + Alpha ALU + 11 - OP_MDH: Result = A*B + C; A is always + topleft.src0, C is always topright.src0 (source select and + swizzles ignored). Input modifiers are respected for all + inputs. + 12 - OP_MDV: Result = A*B + C; A is always + topleft.src0, C is always bottomleft.src0 (source select + and swizzles ignored). Input modifiers are respected for + all inputs. +RGB_ADDRD 10:4 0x0 Specifies the address of the pixel stack frame register to + which the RGB result of this instruction is to be written. +RGB_ADDRD_REL 11 0x0 Specifies whether the loop register is added to the value + of RGB_ADDRD before it is used. This implements + relative addressing. + + POSSIBLE VALUES: + 00 - NONE: Do not modify destination address. + 01 - RELATIVE: Add aL to address before write. + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 220 + Revision 1.3 March 30, 2008 + + + + +RGB_SEL_C 13:12 0x0 Specifies the operands for RGB and Alpha input C. + + POSSIBLE VALUES: + 00 - src0 + 01 - src1 + 02 - src2 + 03 - srcp +RED_SWIZ_C 16:14 0x0 Specifies, per channel, the sources for RGB and Alpha + input C. + + POSSIBLE VALUES: + 00 - Red + 01 - Green + 02 - Blue + 03 - Alpha + 04 - Zero + 05 - Half + 06 - One + 07 - Unused +GREEN_SWIZ_C 19:17 0x0 Specifies, per channel, the sources for RGB and Alpha + input C. + + POSSIBLE VALUES: + 00 - Red + 01 - Green + 02 - Blue + 03 - Alpha + 04 - Zero + 05 - Half + 06 - One + 07 - Unused +BLUE_SWIZ_C 22:20 0x0 Specifies, per channel, the sources for RGB and Alpha + input C. + + POSSIBLE VALUES: + 00 - Red + 01 - Green + 02 - Blue + 03 - Alpha + 04 - Zero + 05 - Half + 06 - One + 07 - Unused +RGB_MOD_C 24:23 0x0 Specifies the input modifiers for RGB and Alpha input + C. + + POSSIBLE VALUES: + 00 - NOP: Do not modify input + 01 - NEG: Negate input + 02 - ABS: Take absolute value of input + 03 - NAB: Take negative absolute value of input + +© 2008 Advanced Micro Devices, Inc. +Proprietary 221 + Revision 1.3 March 30, 2008 + + + + +ALPHA_SEL_C 26:25 0x0 Specifies the operands for RGB and Alpha input C. + + POSSIBLE VALUES: + 00 - src0 + 01 - src1 + 02 - src2 + 03 - srcp +ALPHA_SWIZ_C 29:27 0x0 Specifies, per channel, the sources for RGB and Alpha + input C. + + POSSIBLE VALUES: + 00 - Red + 01 - Green + 02 - Blue + 03 - Alpha + 04 - Zero + 05 - Half + 06 - One + 07 - Unused +ALPHA_MOD_C 31:30 0x0 Specifies the input modifiers for RGB and Alpha input + C. + + POSSIBLE VALUES: + 00 - NOP: Do not modify input + 01 - NEG: Negate input + 02 - ABS: Take absolute value of input + 03 - NAB: Take negative absolute value of input + + + +US:US_ALU_RGB_INST_[0-511] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0xa000-0xa7fc +DESCRIPTION: ALU RGB Instruction +Field Name Bits Default Description +RGB_SEL_A 1:0 0x0 Specifies the operands for RGB inputs A and B. + + POSSIBLE VALUES: + 00 - src0 + 01 - src1 + 02 - src2 + 03 - srcp +RED_SWIZ_A 4:2 0x0 Specifies, per channel, the sources for RGB inputs A and + B. + + POSSIBLE VALUES: + 00 - Red + 01 - Green + 02 - Blue + 03 - Alpha + 04 - Zero + 05 - Half + +© 2008 Advanced Micro Devices, Inc. +Proprietary 222 + Revision 1.3 March 30, 2008 + + + + + 06 - One + 07 - Unused +GREEN_SWIZ_A 7:5 0x0 Specifies, per channel, the sources for RGB inputs A and + B. + + POSSIBLE VALUES: + 00 - Red + 01 - Green + 02 - Blue + 03 - Alpha + 04 - Zero + 05 - Half + 06 - One + 07 - Unused +BLUE_SWIZ_A 10:8 0x0 Specifies, per channel, the sources for RGB inputs A and + B. + + POSSIBLE VALUES: + 00 - Red + 01 - Green + 02 - Blue + 03 - Alpha + 04 - Zero + 05 - Half + 06 - One + 07 - Unused +RGB_MOD_A 12:11 0x0 Specifies the input modifiers for RGB inputs A and B. + + POSSIBLE VALUES: + 00 - NOP: Do not modify input + 01 - NEG: Negate input + 02 - ABS: Take absolute value of input + 03 - NAB: Take negative absolute value of input +RGB_SEL_B 14:13 0x0 Specifies the operands for RGB inputs A and B. + + POSSIBLE VALUES: + 00 - src0 + 01 - src1 + 02 - src2 + 03 - srcp +RED_SWIZ_B 17:15 0x0 Specifies, per channel, the sources for RGB inputs A and + B. + + POSSIBLE VALUES: + 00 - Red + 01 - Green + 02 - Blue + 03 - Alpha + 04 - Zero + 05 - Half + +© 2008 Advanced Micro Devices, Inc. +Proprietary 223 + Revision 1.3 March 30, 2008 + + + + + 06 - One + 07 - Unused +GREEN_SWIZ_B 20:18 0x0 Specifies, per channel, the sources for RGB inputs A and + B. + + POSSIBLE VALUES: + 00 - Red + 01 - Green + 02 - Blue + 03 - Alpha + 04 - Zero + 05 - Half + 06 - One + 07 - Unused +BLUE_SWIZ_B 23:21 0x0 Specifies, per channel, the sources for RGB inputs A and + B. + + POSSIBLE VALUES: + 00 - Red + 01 - Green + 02 - Blue + 03 - Alpha + 04 - Zero + 05 - Half + 06 - One + 07 - Unused +RGB_MOD_B 25:24 0x0 Specifies the input modifiers for RGB inputs A and B. + + POSSIBLE VALUES: + 00 - NOP: Do not modify input + 01 - NEG: Negate input + 02 - ABS: Take absolute value of input + 03 - NAB: Take negative absolute value of input +OMOD 28:26 0x0 Specifies the output modifier for this instruction. + + POSSIBLE VALUES: + 00 - Result * 1 + 01 - Result * 2 + 02 - Result * 4 + 03 - Result * 8 + 04 - Result / 2 + 05 - Result / 4 + 06 - Result / 8 + 07 - Disable output modifier and clamping (result is + copied exactly; only valid for MIN/MAX/CMP/CND) +TARGET 30:29 0x0 This specifies which (cached) frame buffer target to write + to. For non-output ALU instructions, this specifies how + to compare the results against zero when setting the + predicate bits. + + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 224 + Revision 1.3 March 30, 2008 + + + + + POSSIBLE VALUES: + 00 - A: Output to render target A. Predicate == + (ALU) + 01 - B: Output to render target B. Predicate < (ALU) + 02 - C: Output to render target C. Predicate >= + (ALU) + 03 - D: Output to render target D. Predicate != (ALU) +ALU_WMASK 31 0x0 Specifies whether to update the current ALU result. + + POSSIBLE VALUES: + 00 - Do not modify the current ALU result. + 01 - Modify the current ALU result based on the + settings of ALU_RESULT_SEL and + ALU_RESULT_OP. + + + +US:US_ALU_RGB_ADDR_[0-511] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x9000-0x97fc +DESCRIPTION: This table specifies the RGB source addresses and pre-subtract operation for up to 512 ALU +instructions. The ALU expects 6 source operands - three for color (rgb0, rgb1, rgb2) and three for alpha (a0, a1, +a2). The pre-subtract operation creates two more (rgbp and ap). +Field Name Bits Default Description +ADDR0 7:0 0x0 Specifies the identity of source operands rgb0, rgb1, and + rgb2. If the const field is set, this number ranges from 0 + to 255 and specifies a location within the constant + register bank. Otherwise: If the most significant bit is + cleared, this field specifies a location within the current + pixel stack frame (ranging from 0 to 127). If the most + significant bit is set, then the lower 7 bits specify an + inline unsigned floating-point constant with 4 bit + exponent (bias 7) and 3 bit mantissa, including + denormals but excluding infinite/NaN. +ADDR0_CONST 8 0x0 Specifies whether the associated address is a constant + register address or a temporary address / inline constant. + + POSSIBLE VALUES: + 00 - TEMPORARY: Address temporary register or + inline constant value. + 01 - CONSTANT: Address constant register. +ADDR0_REL 9 0x0 Specifies whether the loop register is added to the value + of the associated address before it is used. This + implements relative addressing. + + POSSIBLE VALUES: + 00 - NONE: Do not modify source address. + 01 - RELATIVE: Add aL before lookup. +ADDR1 17:10 0x0 Specifies the identity of source operands rgb0, rgb1, and + rgb2. If the const field is set, this number ranges from 0 + to 255 and specifies a location within the constant + +© 2008 Advanced Micro Devices, Inc. +Proprietary 225 + Revision 1.3 March 30, 2008 + + + + + register bank. Otherwise: If the most significant bit is + cleared, this field specifies a location within the current + pixel stack frame (ranging from 0 to 127). If the most + significant bit is set, then the lower 7 bits specify an + inline unsigned floating-point constant with 4 bit + exponent (bias 7) and 3 bit mantissa, including + denormals but excluding infinite/NaN. +ADDR1_CONST 18 0x0 Specifies whether the associated address is a constant + register address or a temporary address / inline constant. + + POSSIBLE VALUES: + 00 - TEMPORARY: Address temporary register or + inline constant value. + 01 - CONSTANT: Address constant register. +ADDR1_REL 19 0x0 Specifies whether the loop register is added to the value + of the associated address before it is used. This + implements relative addressing. + + POSSIBLE VALUES: + 00 - NONE: Do not modify source address. + 01 - RELATIVE: Add aL before lookup. +ADDR2 27:20 0x0 Specifies the identity of source operands rgb0, rgb1, and + rgb2. If the const field is set, this number ranges from 0 + to 255 and specifies a location within the constant + register bank. Otherwise: If the most significant bit is + cleared, this field specifies a location within the current + pixel stack frame (ranging from 0 to 127). If the most + significant bit is set, then the lower 7 bits specify an + inline unsigned floating-point constant with 4 bit + exponent (bias 7) and 3 bit mantissa, including + denormals but excluding infinite/NaN. +ADDR2_CONST 28 0x0 Specifies whether the associated address is a constant + register address or a temporary address / inline constant. + + POSSIBLE VALUES: + 00 - TEMPORARY: Address temporary register or + inline constant value. + 01 - CONSTANT: Address constant register. +ADDR2_REL 29 0x0 Specifies whether the loop register is added to the value + of the associated address before it is used. This + implements relative addressing. + + POSSIBLE VALUES: + 00 - NONE: Do not modify source address. + 01 - RELATIVE: Add aL before lookup. +SRCP_OP 31:30 0x0 Specifies how the pre-subtract value (SRCP) is + computed. + + POSSIBLE VALUES: + 00 - 1.0-2.0*RGB0 + +© 2008 Advanced Micro Devices, Inc. +Proprietary 226 + Revision 1.3 March 30, 2008 + + + + + 01 - RGB1-RGB0 + 02 - RGB1+RGB0 + 03 - 1.0-RGB0 + + + +US:US_CMN_INST_[0-511] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0xb800-0xbffc +DESCRIPTION: Shared instruction fields for all instruction types +Field Name Bits Default Description +TYPE 1:0 0x0 Specifies the type of instruction. Note that output + instructions write to render targets. + + POSSIBLE VALUES: + 00 - US_INST_TYPE_ALU: This instruction is an + ALU instruction. + 01 - US_INST_TYPE_OUT: This instruction is an + output instruction. + 02 - US_INST_TYPE_FC: This instruction is a flow + control instruction. + 03 - US_INST_TYPE_TEX: This instruction is a + texture instruction. +TEX_SEM_WAIT 2 0x0 Specifies whether to wait for the texture semaphore. + + POSSIBLE VALUES: + 00 - This instruction may issue immediately. + 01 - This instruction will not issue until the texture + semaphore is available. +RGB_PRED_SEL 5:3 0x0 Specifies whether the instruction uses predication. For + ALU/TEX/Output this specifies predication for the RGB + channels only. For FC this specifies the predicate for the + entire instruction. + + POSSIBLE VALUES: + 00 - US_PRED_SEL_NONE: No predication + 01 - US_PRED_SEL_RGBA: Independent Channel + Predication + 02 - US_PRED_SEL_RRRR: R-Replicate + Predication + 03 - US_PRED_SEL_GGGG: G-Replicate + Predication + 04 - US_PRED_SEL_BBBB: B-Replicate + Predication + 05 - US_PRED_SEL_AAAA: A-Replicate + Predication +RGB_PRED_INV 6 0x0 Specifies whether the predicate should be inverted. For + ALU/TEX/Output this specifies predication for the RGB + channels only. For FC this specifies the predicate for the + entire instruction. + + POSSIBLE VALUES: + 00 - Normal predication +© 2008 Advanced Micro Devices, Inc. +Proprietary 227 + Revision 1.3 March 30, 2008 + + + + + 01 - Invert the value of the predicate +WRITE_INACTIVE 7 0x0 Specifies which pixels to write to. + + POSSIBLE VALUES: + 00 - Only write to channels of active pixels + 01 - Write to channels of all pixels, including inactive + pixels +LAST 8 0x0 Specifies whether this is the last instruction. + + POSSIBLE VALUES: + 00 - Do not terminate the shader after executing this + instruction (unless this instruction is at END_ADDR). + 01 - All active pixels are willing to terminate after + executing this instruction. There is no guarantee that the + shader will actually terminate here. This feature is + provided as a performance optimization for tests where + pixels can conditionally terminate early. +NOP 9 0x0 Specifies whether to insert a NOP instruction after this. + This would get specified in order to meet dependency + requirements for the pre-subtract inputs, and dependency + requirements for src0 of an MDH/MDV instruction. + + POSSIBLE VALUES: + 00 - Do not insert NOP instruction after this one. + 01 - Insert a NOP instruction after this one. +ALU_WAIT 10 0x0 Specifies whether to wait for pending ALU instructions + to complete before issuing this instruction. + + POSSIBLE VALUES: + 00 - Do not wait for pending ALU instructions to + complete before issuing the current instruction. + 01 - Wait for pending ALU instructions to complete + before issuing the current instruction. +RGB_WMASK 13:11 0x0 Specifies which components of the result of the RGB + instruction are written to the pixel stack frame. + + POSSIBLE VALUES: + 00 - NONE: Do not write any output. + 01 - R: Write the red channel only. + 02 - G: Write the green channel only. + 03 - RG: Write the red and green channels. + 04 - B: Write the blue channel only. + 05 - RB: Write the red and blue channels. + 06 - GB: Write the green and blue channels. + 07 - RGB: Write the red, green, and blue channels. +ALPHA_WMASK 14 0x0 Specifies whether the result of the Alpha instruction is + written to the pixel stack frame. + + POSSIBLE VALUES: + 00 - NONE: Do not write register. + +© 2008 Advanced Micro Devices, Inc. +Proprietary 228 + Revision 1.3 March 30, 2008 + + + + + 01 - A: Write the alpha channel only. +RGB_OMASK 17:15 0x0 Specifies which components of the result of the RGB + instruction are written to the output fifo if this is an + output instruction, and which predicate bits should be + modified if this is an ALU instruction. + + POSSIBLE VALUES: + 00 - NONE: Do not write any output. + 01 - R: Write the red channel only. + 02 - G: Write the green channel only. + 03 - RG: Write the red and green channels. + 04 - B: Write the blue channel only. + 05 - RB: Write the red and blue channels. + 06 - GB: Write the green and blue channels. + 07 - RGB: Write the red, green, and blue channels. +ALPHA_OMASK 18 0x0 Specifies whether the result of the Alpha instruction is + written to the output fifo if this is an output instruction, + and whether the Alpha predicate bit should be modified + if this is an ALU instruction. + + POSSIBLE VALUES: + 00 - NONE: Do not write output. + 01 - A: Write the alpha channel only. +RGB_CLAMP 19 0x0 Specifies RGB and Alpha clamp mode for this + instruction. + + POSSIBLE VALUES: + 00 - Do not clamp output. + 01 - Clamp output to the range [0,1]. +ALPHA_CLAMP 20 0x0 Specifies RGB and Alpha clamp mode for this + instruction. + + POSSIBLE VALUES: + 00 - Do not clamp output. + 01 - Clamp output to the range [0,1]. +ALU_RESULT_SEL 21 0x0 Specifies which component of the result of this + instruction should be used as the `ALU result` by a + subsequent flow control instruction. + + POSSIBLE VALUES: + 00 - RED: Use red as ALU result for FC. + 01 - ALPHA: Use alpha as ALU result for FC. +ALPHA_PRED_INV 22 0x0 Specifies whether the predicate should be inverted. For + ALU/TEX/Output this specifies predication for the alpha + channel only. This field has no effect on FC instructions. + + POSSIBLE VALUES: + 00 - Normal predication + 01 - Invert the value of the predicate + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 229 + Revision 1.3 March 30, 2008 + + + + +ALU_RESULT_OP 24:23 0x0 Specifies how to compare the ALU result against zero + for the `alu_result` bit in a subsequent flow control + instruction. + + POSSIBLE VALUES: + 00 - Equal to + 01 - Less than + 02 - Greater than or equal to + 03 - Not equal +ALPHA_PRED_SEL 27:25 0x0 Specifies whether the instruction uses predication. For + ALU/TEX/Output this specifies predication for the alpha + channel only. This field has no effect on FC instructions. + + POSSIBLE VALUES: + 00 - US_PRED_SEL_NONE: No predication + 01 - US_PRED_SEL_RGBA: A predication + (identical to US_PRED_SEL_AAAA) + 02 - US_PRED_SEL_RRRR: R Predication + 03 - US_PRED_SEL_GGGG: G Predication + 04 - US_PRED_SEL_BBBB: B Predication + 05 - US_PRED_SEL_AAAA: A Predication +STAT_WE 31:28 0x0 Specifies which components (R,G,B,A) contribute to the + stat count + + + +US:US_CODE_ADDR · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4630 +DESCRIPTION: Code start and end instruction addresses. +Field Name Bits Default Description +START_ADDR 8:0 0x0 Specifies the address of the first instruction to execute in + the shader program. This address is relative to the shader + program offset given in + US_CODE_OFFSET.OFFSET_ADDR. +END_ADDR 24:16 0x0 Specifies the address of the last instruction to execute in + the shader program. This address is relative to the shader + program offset given in + US_CODE_OFFSET.OFFSET_ADDR. Shader program + execution will always terminate after the instruction at + this address is executed. + + + +US:US_CODE_OFFSET · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4638 +DESCRIPTION: Offsets used for relative instruction addresses in the shader program, including START_ADDR, +END_ADDR, and any non-global flow control jump addresses. +Field Name Bits Default Description +OFFSET_ADDR 8:0 0x0 Specifies the offset to add to relative instruction + addresses, including START_ADDR, END_ADDR, and + some flow control jump addresses. + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 230 + Revision 1.3 March 30, 2008 + + + + +US:US_CODE_RANGE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4634 +DESCRIPTION: Range of instructions that contains the current shader program. +Field Name Bits Default Description +CODE_ADDR 8:0 0x0 Specifies the start address of the current code window. + This address is an absolute address. +CODE_SIZE 24:16 0x0 Specifies the size of the current code window, minus + one. The last instruction in the code window is given by + CODE_ADDR + CODE_SIZE. + + + +US:US_CONFIG · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4600 +DESCRIPTION: Shader Configuration +Field Name Bits Default Description +Reserved 0 0x0 Set to 0 +ZERO_TIMES_ANYTHING_EQUALS_ZERO 1 0x0 Control how ALU multiplier behaves when one + argument is zero. This affects the multiplier used in + MAD and dot product calculations. + + POSSIBLE VALUES: + 00 - Default behaviour (0*inf=nan,0*nan=nan) + 01 - Legacy behaviour for shader model 1 + (0*anything=0) + + + +US:US_FC_ADDR_[0-511] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0xa000-0xa7fc +DESCRIPTION: Flow Control Instruction Address Fields +Field Name Bits Default Description +BOOL_ADDR 4:0 0x0 The address of the static boolean register to use in the + jump function. +INT_ADDR 12:8 0x0 The address of the static integer register to use for + loop/rep and endloop/endrep. +JUMP_ADDR 24:16 0x0 The address to jump to if the jump function evaluates to + true. +JUMP_GLOBAL 31 0x0 Specifies whether to interpret JUMP_ADDR as a global + address. + + POSSIBLE VALUES: + 00 - Add the shader program offset in + US_CODE_OFFSET.OFFSET_ADDR when calculating + the destination address of a jump + 01 - Don`t use the shader program offset when + calculating the destination address jump + + + +US:US_FC_BOOL_CONST · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4620 +DESCRIPTION: Static Boolean Constants for Flow Control Branching Instructions. Quad-buffered. +© 2008 Advanced Micro Devices, Inc. +Proprietary 231 + Revision 1.3 March 30, 2008 + + + + +Field Name Bits Default Description +KBOOL 31:0 0x0 Specifies the boolean value for constants 0-31. + + + +US:US_FC_CTRL · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4624 +DESCRIPTION: Flow Control Options. Quad-buffered. +Field Name Bits Default Description +TEST_EN 30 0x0 Specifies whether test mode is enabled. This flag + currently has no effect in hardware. + + POSSIBLE VALUES: + 00 - Normal mode + 01 - Test mode (currently unused) +FULL_FC_EN 31 0x0 Specifies whether full flow control functionality is + enabled. + + POSSIBLE VALUES: + 00 - Use partial flow-control (enables twice the + contexts). Loops and subroutines are not available in + partial flow-control mode, and the nesting depth of + branch statements is limited. + 01 - Use full pixel shader 3.0 flow control, including + loops and subroutines. + + + +US:US_FC_INST_[0-511] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x9800-0x9ffc +DESCRIPTION: Flow Control Instruction +Field Name Bits Default Description +OP 2:0 0x0 Specifies the type of flow control instruction. + + POSSIBLE VALUES: + 00 - US_FC_OP_JUMP: (if, endif, call, etc) + 01 - US_FC_OP_LOOP: same as jump except + always take the jump if the static counter is 0. If we don`t + take the jump, push initial loop counter and loop register + (aL) values onto the loop stack. + 02 - US_FC_OP_ENDLOOP: same as jump but + decrement the loop counter and increment the loop + register (aL), and don`t take the jump if the loop counter + becomes zero. + 03 - US_FC_OP_REP: same as loop but don`t push + the loop register aL. + 04 - US_FC_OP_ENDREP: same as endloop but + don`t update/pop the loop register aL. + 05 - US_FC_OP_BREAKLOOP: same as jump but + pops the loop stacks if a pixel stops being active. + 06 - US_FC_OP_BREAKREP: same as breakloop + but don`t pop the loop register if it jumps. + +© 2008 Advanced Micro Devices, Inc. +Proprietary 232 + Revision 1.3 March 30, 2008 + + + + + 07 - US_FC_OP_CONTINUE: used to disable pixels + that are ready to jump to the ENDLOOP/ENDREP + instruction. +B_ELSE 4 0x0 Specifies whether to perform an else operation on the + active and branch-inactive pixels before executing the + instruction. + + POSSIBLE VALUES: + 00 - Don`t alter the branch state before executing the + instruction. + 01 - Perform an else operation on the branch state + before executing the instruction; pixels in the active state + are moved to the branch inactive state with zero counter, + and vice versa. +JUMP_ANY 5 0x0 If set, jump if any active pixels want to take the jump + (otherwise the instruction jumps only if all active pixels + want to). + + POSSIBLE VALUES: + 00 - Jump if ALL active pixels want to take the jump + (for if and else). If no pixels are active, jump. + 01 - Jump if ANY active pixels want to take the jump + (for call, loop/rep and endrep/endloop). If no pixels are + active, do not jump. +A_OP 7:6 0x0 The address stack operation to perform if we take the + jump. + + POSSIBLE VALUES: + 00 - US_FC_A_OP_NONE: Don`t change the + address stack + 01 - US_FC_A_OP_POP: If we jump, pop the + address stack and use that value for the jump target + 02 - US_FC_A_OP_PUSH: If we jump, push the + current address onto the address stack +JUMP_FUNC 15:8 0x0 A 2x2x2 table of boolean values indicating whether to + take the jump. The table index is indexed by {ALU + Compare Result, Predication Result, Boolean Value + (from the static boolean address in + US_FC_ADDR.BOOL)}. To determine whether to jump, + look at bit ((alu_result<<2) | (predicate<<1) | bool). +B_POP_CNT 20:16 0x0 The amount to decrement the branch counter by if + US_FC_B_OP_DECR operation is performed. +B_OP0 25:24 0x0 The branch state operation to perform if we don`t take + the jump. + + POSSIBLE VALUES: + 00 - US_FC_B_OP_NONE: If we don`t jump, don`t + alter the branch counter for any pixel. + 01 - US_FC_B_OP_DECR: If we don`t jump, + decrement branch counter by B_POP_CNT for inactive + +© 2008 Advanced Micro Devices, Inc. +Proprietary 233 + Revision 1.3 March 30, 2008 + + + + + pixels. Activate pixels with negative counters. + 02 - US_FC_B_OP_INCR: If we don`t jump, + increment branch counter by 1 for inactive pixels. + Deactivate pixels that decided to jump and set their + counter to zero. +B_OP1 27:26 0x0 The branch state operation to perform if we do take the + jump. + + POSSIBLE VALUES: + 00 - US_FC_B_OP_NONE: If we do jump, don`t + alter the branch counter for any pixel. + 01 - US_FC_B_OP_DECR: If we do jump, + decrement branch counter by B_POP_CNT for inactive + pixels. Activate pixels with negative counters. + 02 - US_FC_B_OP_INCR: If we do jump, increment + branch counter by 1 for inactive pixels. Deactivate pixels + that decided not to jump and set their counter to zero. +IGNORE_UNCOVERED 28 0x0 If set, uncovered pixels will not participate in flow + control decisions. + + POSSIBLE VALUES: + 00 - Include uncovered pixels in jump decisions + 01 - Ignore uncovered pixels in making jump + decisions + + + +US:US_FC_INT_CONST_[0-31] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4c00-0x4c7c +DESCRIPTION: Integer Constants used by Flow Control Loop Instructions. Single buffered. +Field Name Bits Default Description +KR 7:0 0x0 Specifies the number of iterations. Unsigned 8-bit integer + in [0, 255]. +KG 15:8 0x0 Specifies the initial value of the loop register (aL). + Unsigned 8-bit integer in [0, 255]. +KB 23:16 0x0 Specifies the increment used to change the loop register + (aL) on each iteration. Signed 7-bit integer in [-128, + 127]. + + + +US:US_FORMAT0_[0-15] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4640-0x467c +Field Name Bits Default Description +TXWIDTH 10:0 0x0 +TXHEIGHT 21:11 0x0 +TXDEPTH 25:22 0x0 POSSIBLE VALUES: + 13 - width > 2048, height <= 2048 + 14 - width <= 2048, height > 2048 + 15 - width > 2048, height > 2048 + + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 234 + Revision 1.3 March 30, 2008 + + + + +US:US_OUT_FMT_[0-3] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x46a4-0x46b0 +Field Name Bits Default Description +OUT_FMT 4:0 0x0 POSSIBLE VALUES: + 00 - C4_8 (S/U) + 01 - C4_10 (U) + 02 - C4_10_GAMMA - (U) + 03 - C_16 - (S/U) + 04 - C2_16 - (S/U) + 05 - C4_16 - (S/U) + 06 - C_16_MPEG - (S) + 07 - C2_16_MPEG - (S) + 08 - C2_4 - (U) + 09 - C_3_3_2 - (U) + 10 - C_6_5_6 - (S/U) + 11 - C_11_11_10 - (S/U) + 12 - C_10_11_11 - (S/U) + 13 - C_2_10_10_10 - (S/U) + 14 - reserved + 15 - UNUSED - Render target is not used + 16 - C_16_FP - (S10E5) + 17 - C2_16_FP - (S10E5) + 18 - C4_16_FP - (S10E5) + 19 - C_32_FP - (S23E8) + 20 - C2_32_FP - (S23E8) + 21 - C4_32_FP - (S23E8) +C0_SEL 9:8 0x0 POSSIBLE VALUES: + 00 - Alpha + 01 - Red + 02 - Green + 03 - Blue +C1_SEL 11:10 0x0 POSSIBLE VALUES: + 00 - Alpha + 01 - Red + 02 - Green + 03 - Blue +C2_SEL 13:12 0x0 POSSIBLE VALUES: + 00 - Alpha + 01 - Red + 02 - Green + 03 - Blue +C3_SEL 15:14 0x0 POSSIBLE VALUES: + 00 - Alpha + 01 - Red + 02 - Green + 03 - Blue +OUT_SIGN 19:16 0x0 +ROUND_ADJ 20 0x0 POSSIBLE VALUES: + 00 - Normal rounding + 01 - Modified rounding of fixed-point data + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 235 + Revision 1.3 March 30, 2008 + + + + +US:US_PIXSIZE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4604 +DESCRIPTION: Shader pixel size. This register specifies the size and partitioning of the current pixel stack frame +Field Name Bits Default Description +PIX_SIZE 6:0 0x0 Specifies the total size of the current pixel stack frame + (1:128) + + + +US:US_TEX_ADDR_[0-511] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x9800-0x9ffc +DESCRIPTION: Texture addresses and swizzles +Field Name Bits Default Description +SRC_ADDR 6:0 0x0 Specifies the location (within the shader pixel stack + frame) of the texture address for this instruction +SRC_ADDR_REL 7 0x0 Specifies whether the loop register is added to the value + of the associated address before it is used. This + implements relative addressing. + + POSSIBLE VALUES: + 00 - NONE: Do not modify source address + 01 - RELATIVE: Add aL before lookup. +SRC_S_SWIZ 9:8 0x0 Specify which colour channel of src_addr to use for S + coordinate + + POSSIBLE VALUES: + 00 - Use R channel as S coordinate + 01 - Use G channel as S coordinate + 02 - Use B channel as S coordinate + 03 - Use A channel as S coordinate +SRC_T_SWIZ 11:10 0x0 Specify which colour channel of src_addr to use for T + coordinate + + POSSIBLE VALUES: + 00 - Use R channel as T coordinate + 01 - Use G channel as T coordinate + 02 - Use B channel as T coordinate + 03 - Use A channel as T coordinate +SRC_R_SWIZ 13:12 0x0 Specify which colour channel of src_addr to use for R + coordinate + + POSSIBLE VALUES: + 00 - Use R channel as R coordinate + 01 - Use G channel as R coordinate + 02 - Use B channel as R coordinate + 03 - Use A channel as R coordinate +SRC_Q_SWIZ 15:14 0x0 Specify which colour channel of src_addr to use for Q + coordinate + + POSSIBLE VALUES: + 00 - Use R channel as Q coordinate +© 2008 Advanced Micro Devices, Inc. +Proprietary 236 + Revision 1.3 March 30, 2008 + + + + + 01 - Use G channel as Q coordinate + 02 - Use B channel as Q coordinate + 03 - Use A channel as Q coordinate +DST_ADDR 22:16 0x0 Specifies the location (within the shader pixel stack + frame) of the returned texture data for this instruction +DST_ADDR_REL 23 0x0 Specifies whether the loop register is added to the value + of the associated address before it is used. This + implements relative addressing. + + POSSIBLE VALUES: + 00 - NONE: Do not modify destination address + 01 - RELATIVE: Add aL before lookup. +DST_R_SWIZ 25:24 0x0 Specify which colour channel of the returned texture data + to write to the red channel of dst_addr + + POSSIBLE VALUES: + 00 - Write R channel to R channel + 01 - Write G channel to R channel + 02 - Write B channel to R channel + 03 - Write A channel to R channel +DST_G_SWIZ 27:26 0x0 Specify which colour channel of the returned texture data + to write to the green channel of dst_addr + + POSSIBLE VALUES: + 00 - Write R channel to G channel + 01 - Write G channel to G channel + 02 - Write B channel to G channel + 03 - Write A channel to G channel +DST_B_SWIZ 29:28 0x0 Specify which colour channel of the returned texture data + to write to the blue channel of dst_addr + + POSSIBLE VALUES: + 00 - Write R channel to B channel + 01 - Write G channel to B channel + 02 - Write B channel to B channel + 03 - Write A channel to B channel +DST_A_SWIZ 31:30 0x0 Specify which colour channel of the returned texture data + to write to the alpha channel of dst_addr + + POSSIBLE VALUES: + 00 - Write R channel to A channel + 01 - Write G channel to A channel + 02 - Write B channel to A channel + 03 - Write A channel to A channel + + + +US:US_TEX_ADDR_DXDY_[0-511] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0xa000-0xa7fc +DESCRIPTION: Additional texture addresses and swizzles for DX/DY inputs +Field Name Bits Default Description + +© 2008 Advanced Micro Devices, Inc. +Proprietary 237 + Revision 1.3 March 30, 2008 + + + + +DX_ADDR 6:0 0x0 Specifies the location (within the shader pixel stack + frame) of the DX value for this instruction +DX_ADDR_REL 7 0x0 Specifies whether the loop register is added to the value + of the associated address before it is used. This + implements relative addressing. + + POSSIBLE VALUES: + 00 - NONE: Do not modify source address + 01 - RELATIVE: Add aL before lookup. +DX_S_SWIZ 9:8 0x0 Specify which colour channel of dx_addr to use for S + coordinate + + POSSIBLE VALUES: + 00 - Use R channel as S coordinate + 01 - Use G channel as S coordinate + 02 - Use B channel as S coordinate + 03 - Use A channel as S coordinate +DX_T_SWIZ 11:10 0x0 Specify which colour channel of dx_addr to use for T + coordinate + + POSSIBLE VALUES: + 00 - Use R channel as T coordinate + 01 - Use G channel as T coordinate + 02 - Use B channel as T coordinate + 03 - Use A channel as T coordinate +DX_R_SWIZ 13:12 0x0 Specify which colour channel of dx_addr to use for R + coordinate + + POSSIBLE VALUES: + 00 - Use R channel as R coordinate + 01 - Use G channel as R coordinate + 02 - Use B channel as R coordinate + 03 - Use A channel as R coordinate +DX_Q_SWIZ 15:14 0x0 Specify which colour channel of dx_addr to use for Q + coordinate + + POSSIBLE VALUES: + 00 - Use R channel as Q coordinate + 01 - Use G channel as Q coordinate + 02 - Use B channel as Q coordinate + 03 - Use A channel as Q coordinate +DY_ADDR 22:16 0x0 Specifies the location (within the shader pixel stack + frame) of the DY value for this instruction +DY_ADDR_REL 23 0x0 Specifies whether the loop register is added to the value + of the associated address before it is used. This + implements relative addressing. + + POSSIBLE VALUES: + 00 - NONE: Do not modify source address + +© 2008 Advanced Micro Devices, Inc. +Proprietary 238 + Revision 1.3 March 30, 2008 + + + + + 01 - RELATIVE: Add aL before lookup. +DY_S_SWIZ 25:24 0x0 Specify which colour channel of dy_addr to use for S + coordinate + + POSSIBLE VALUES: + 00 - Use R channel as S coordinate + 01 - Use G channel as S coordinate + 02 - Use B channel as S coordinate + 03 - Use A channel as S coordinate +DY_T_SWIZ 27:26 0x0 Specify which colour channel of dy_addr to use for T + coordinate + + POSSIBLE VALUES: + 00 - Use R channel as T coordinate + 01 - Use G channel as T coordinate + 02 - Use B channel as T coordinate + 03 - Use A channel as T coordinate +DY_R_SWIZ 29:28 0x0 Specify which colour channel of dy_addr to use for R + coordinate + + POSSIBLE VALUES: + 00 - Use R channel as R coordinate + 01 - Use G channel as R coordinate + 02 - Use B channel as R coordinate + 03 - Use A channel as R coordinate +DY_Q_SWIZ 31:30 0x0 Specify which colour channel of dy_addr to use for Q + coordinate + + POSSIBLE VALUES: + 00 - Use R channel as Q coordinate + 01 - Use G channel as Q coordinate + 02 - Use B channel as Q coordinate + 03 - Use A channel as Q coordinate + + + +US:US_TEX_INST_[0-511] · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x9000-0x97fc +DESCRIPTION: Texture Instruction +Field Name Bits Default Description +TEX_ID 19:16 0x0 Specifies the id of the texture map used for this + instruction +INST 24:22 0x0 Specifies the operation taking place for this instruction + + POSSIBLE VALUES: + 00 - NOP: Do nothing + 01 - LD: Do Texture Lookup (S,T,R) + 02 - TEXKILL: Kill pixel if any component is < 0 + 03 - PROJ: Do projected texture lookup + (S/Q,T/Q,R/Q) + 04 - LODBIAS: Do texture lookup with lod bias + +© 2008 Advanced Micro Devices, Inc. +Proprietary 239 + Revision 1.3 March 30, 2008 + + + + + 05 - LOD: Do texture lookup with explicit lod + 06 - DXDY: Do texture lookup with lod calculated + from DX and DY +TEX_SEM_ACQUIRE 25 0x0 Whether to hold the texture semaphore until the data is + written to the temporary register. + + POSSIBLE VALUES: + 00 - Don`t hold the texture semaphore + 01 - Hold the texture semaphore until the data is + written to the temporary register. +IGNORE_UNCOVERED 26 0x0 If set, US will not request data for pixels which are + uncovered. Clear this bit for indirect texture lookups. + + POSSIBLE VALUES: + 00 - Fetch texels for uncovered pixels + 01 - Don`t fetch texels for uncovered pixels +UNSCALED 27 0x0 Whether to scale texture coordinates when sending them + to the texture unit. + + POSSIBLE VALUES: + 00 - Scale the S, T, R texture coordinates from + [0.0,1.0] to the dimensions of the target texture + 01 - Use the unscaled S, T, R texture coordates. + + + +US:US_W_FMT · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x46b4 +DESCRIPTION: Specifies the source and format for the Depth (W) value output by the shader +Field Name Bits Default Description +W_FMT 1:0 0x0 Format for W + + POSSIBLE VALUES: + 00 - W0 - W is always zero + 01 - W24 - 24-bit fixed point + 02 - W24_FP - 24-bit floating point. The floating + point values are a special format that preserve sorting + order when values are compared as integers, allowing + higher precision in W without additional logic in other + blocks. + 03 - Reserved +W_SRC 2 0x0 Source for W + + POSSIBLE VALUES: + 00 - WSRC_US - W comes from shader instruction + 01 - WSRC_RAS - W comes from rasterizer + + + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 240 + Revision 1.3 March 30, 2008 + + + + +10.11 Vertex Registers + +VAP:VAP_ALT_NUM_VERTICES · [R/W] · 32 bits · Access: 32 · MMReg:0x2088 +DESCRIPTION: Alternate Number of Vertices to allow > 16-bits of Vertex count +Field Name Bits Default Description +NUM_VERTICES 23:0 0x0 24-bit vertex count for command packet. Used instead of + bits 31:16 of VAP_VF_CNTL if + VAP_VF_CNTL.USE_ALT_NUM_VERTS is set. + + + +VAP:VAP_CLIP_CNTL · [R/W] · 32 bits · Access: 32 · MMReg:0x221c +DESCRIPTION: Control Bits for User Clip Planes and Clipping +Field Name Bits Default Description +UCP_ENA_0 0 0x0 Enable User Clip Plane 0 +UCP_ENA_1 1 0x0 Enable User Clip Plane 1 +UCP_ENA_2 2 0x0 Enable User Clip Plane 2 +UCP_ENA_3 3 0x0 Enable User Clip Plane 3 +UCP_ENA_4 4 0x0 Enable User Clip Plane 4 +UCP_ENA_5 5 0x0 Enable User Clip Plane 5 +PS_UCP_MODE 15:14 0x0 0 = Cull using distance from center of point + 1 = Cull using radius-based distance from center of + point + 2 = Cull using radius-based distance from center of + point, Expand and Clip on intersection + 3 = Always expand and clip as trifan +CLIP_DISABLE 16 0x0 Disables clip code generation and clipping process for + TCL +UCP_CULL_ONLY_ENA 17 0x0 Cull Primitives against UCPS, but don`t clip +BOUNDARY_EDGE_FLAG_ENA 18 0x0 If set, boundary edges are highlighted, else they are not + highlighted +COLOR2_IS_TEXTURE 20 0x0 If set, color2 is used as texture8 by GA (PS3.0 + requirement) +COLOR3_IS_TEXTURE 21 0x0 If set, color3 is used as texture9 by GA (PS3.0 + requirement) + + + +VAP:VAP_CNTL · [R/W] · 32 bits · Access: 32 · MMReg:0x2080 +DESCRIPTION: Vertex Assembler/Processor Control Register +Field Name Bits Default Description +PVS_NUM_SLOTS 3:0 0x0 Specifies the number of vertex slots to be used in the + VAP PVS process. A slot represents a single vertex + storage location1 across multiple engines (one vertex per + engine). By decreasing the number of slots, there is more + memory for each vertex, but less parallel processing. + +© 2008 Advanced Micro Devices, Inc. +Proprietary 241 + Revision 1.3 March 30, 2008 + + + + + Similarly, by increasing the number of slots, there is less + memory per vertex but more vertices being processed in + parallel. +PVS_NUM_CNTLRS 7:4 0x0 Specifies the maximum number of controllers to be + processing in parallel. In general should be set to max + value of TBD. Can be changed for performance analysis. +PVS_NUM_FPUS 11:8 0x0 Specifies the number of Floating Point Units + (Vector/Math Engines) to use when processing vertices. +VAP_NO_RENDER 17 0x0 If set, VAP will not process any draw commands (i.e. + writes to VAP_VF_CNTL, the INDX and DATAPORT + and Immediate mode writes are ignored. +VF_MAX_VTX_NUM 21:18 0x9 This field controls the number of vertices that the vertex + fetcher manages for the TCL and Setup Vertex Storage + memories (and therefore the number of vertices that can + be re-used). This value should be set to 12 for most + operation, This number may be modified for + performance evaluation. The value is the maximum + vertex number used which is one less than the number of + vertices (i.e. a 12 means 13 vertices will be used) +DX_CLIP_SPACE_DEF 22 0x0 Clip space is defined as: + 0: -W < X < W, -W < Y < W, -W < Z < W (OpenGL + Definition) + 1: -W < X < W, -W < Y < W, 0 < Z < W (DirectX + Definition) +TCL_STATE_OPTIMIZATION 23 0x0 If set, enables the TCL state optimization, and the new + state is used only if there is a change in TCL state, + between VF_CNTL (triggers) + + + +VAP:VAP_CNTL_STATUS · [R/W] · 32 bits · Access: 32 · MMReg:0x2140 +DESCRIPTION: Vertex Assemblen/Processor Control Status +Field Name Bits Default Description +VC_SWAP 1:0 0x0 Endian-Swap Control. + 0 = No swap 1 = 16-bit swap: 0xAABBCCDD becomes + 0xBBAADDCC + 2 = 32-bit swap: 0xAABBCCDD becomes + 0xDDCCBBAA + 3 = Half-dword swap: 0xAABBCCDD becomes + 0xCCDDAABB + Default = 0 +PVS_BYPASS 8 0x0 The TCL engine is logically or physically removed from + the circuit. +PVS_BUSY 11 0x0 Transform/Clip/Light (TCL) Engine is Busy. Read-only. +(Access: R) +MAX_MPS 19:16 0x0 Maximum number of MPs fused for this chip. Read- +(Access: R) only. + For A11, fusemask is fixed to 1XXX. + For A12, + +© 2008 Advanced Micro Devices, Inc. +Proprietary 242 + Revision 1.3 March 30, 2008 + + + + + CG.CC_COMBINEDSTRAPS.MAX_MPS[7:5] = 000 + => max_mps[3:0] = 1XXX => 8 MPs + CG.CC_COMBINEDSTRAPS.MAX_MPS[7:5] = 001 + => max_mps[3:0] = 0110 => 6 MPs + CG.CC_COMBINEDSTRAPS.MAX_MPS[7:5] = 010 + => max_mps[3:0] = 0101 => 5 MPs + CG.CC_COMBINEDSTRAPS.MAX_MPS[7:5] = 011 + => max_mps[3:0] = 0100 => 4 MPs + CG.CC_COMBINEDSTRAPS.MAX_MPS[7:5] = 100 + => max_mps[3:0] = 0011 => 3 MPs + CG.CC_COMBINEDSTRAPS.MAX_MPS[7:5] = 101 + => max_mps[3:0] = 0010 => 2 MPs + CG.CC_COMBINEDSTRAPS.MAX_MPS[7:5] = 110 + => max_mps[3:0] = 0001 => 1 MP + CG.CC_COMBINEDSTRAPS.MAX_MPS[7:5] = 111 + => max_mps[3:0] = 0000 => 0 MP + Note that max_mps[3:0] = 0111 = 7 MPs is not available +VS_BUSY 24 0x0 Vertex Store is Busy. Read-only. +(Access: R) +RCP_BUSY 25 0x0 Reciprocal Engine is Busy. Read-only. +(Access: R) +VTE_BUSY 26 0x0 ViewPort Transform Engine is Busy. Read-only. +(Access: R) +MIU_BUSY 27 0x0 Memory Interface Unit is Busy. Read-only. +(Access: R) +VC_BUSY 28 0x0 Vertex Cache is Busy. Read-only. +(Access: R) +VF_BUSY 29 0x0 Vertex Fetcher is Busy. Read-only. +(Access: R) +REGPIPE_BUSY 30 0x0 Register Pipeline is Busy. Read-only. +(Access: R) +VAP_BUSY 31 0x0 VAP Engine is Busy. Read-only. +(Access: R) + + + +VAP:VAP_GB_HORZ_CLIP_ADJ · [R/W] · 32 bits · Access: 32 · MMReg:0x2228 +DESCRIPTION: Horizontal Guard Band Clip Adjust Register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 32-bit floating point value. Should be set to 1.0 for no + guard band. + + + +VAP:VAP_GB_HORZ_DISC_ADJ · [R/W] · 32 bits · Access: 32 · MMReg:0x222c +DESCRIPTION: Horizontal Guard Band Discard Adjust Register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 32-bit floating point value. Should be set to 1.0 for no + guard band. + +© 2008 Advanced Micro Devices, Inc. +Proprietary 243 + Revision 1.3 March 30, 2008 + + + + +VAP:VAP_GB_VERT_CLIP_ADJ · [R/W] · 32 bits · Access: 32 · MMReg:0x2220 +DESCRIPTION: Vertical Guard Band Clip Adjust Register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 32-bit floating point value. Should be set to 1.0 for no + guard band. + + + +VAP:VAP_GB_VERT_DISC_ADJ · [R/W] · 32 bits · Access: 32 · MMReg:0x2224 +DESCRIPTION: Vertical Guard Band Discard Adjust Register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 32-bit floating point value. Should be set to 1.0 for no + guard band. + + + +VAP:VAP_INDEX_OFFSET · [R/W] · 32 bits · Access: 32 · MMReg:0x208c +DESCRIPTION: Offset Value added to index value in both Indexed and Auto-indexed modes. Disabled by setting +to 0 +Field Name Bits Default Description +INDEX_OFFSET 24:0 0x0 25-bit signed 2`s comp offset value + + + +VAP:VAP_OUT_VTX_FMT_0 · [R/W] · 32 bits · Access: 32 · MMReg:0x2090 +DESCRIPTION: VAP Out/GA Vertex Format Register 0 +Field Name Bits Default Description +VTX_POS_PRESENT 0 0x0 Output the Position Vector +VTX_COLOR_0_PRESENT 1 0x0 Output Color 0 Vector +VTX_COLOR_1_PRESENT 2 0x0 Output Color 1 Vector +VTX_COLOR_2_PRESENT 3 0x0 Output Color 2 Vector +VTX_COLOR_3_PRESENT 4 0x0 Output Color 3 Vector +VTX_PT_SIZE_PRESENT 16 0x0 Output Point Size Vector + + + +VAP:VAP_OUT_VTX_FMT_1 · [R/W] · 32 bits · Access: 32 · MMReg:0x2094 +DESCRIPTION: VAP Out/GA Vertex Format Register 1 +Field Name Bits Default Description +TEX_0_COMP_CNT 2:0 0x0 Number of words in texture + 0 = Not Present + 1 = 1 component + 2 = 2 components + 3 = 3 components + 4 = 4 components + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 244 + Revision 1.3 March 30, 2008 + + + + +TEX_1_COMP_CNT 5:3 0x0 Number of words in texture + 0 = Not Present + 1 = 1 component + 2 = 2 components + 3 = 3 components + 4 = 4 components +TEX_2_COMP_CNT 8:6 0x0 Number of words in texture + 0 = Not Present + 1 = 1 component + 2 = 2 components + 3 = 3 components + 4 = 4 components +TEX_3_COMP_CNT 11:9 0x0 Number of words in texture + 0 = Not Present + 1 = 1 component + 2 = 2 components + 3 = 3 components + 4 = 4 components +TEX_4_COMP_CNT 14:12 0x0 Number of words in texture + 0 = Not Present + 1 = 1 component + 2 = 2 components + 3 = 3 components + 4 = 4 components +TEX_5_COMP_CNT 17:15 0x0 Number of words in texture + 0 = Not Present + 1 = 1 component + 2 = 2 components + 3 = 3 components + 4 = 4 components +TEX_6_COMP_CNT 20:18 0x0 Number of words in texture + 0 = Not Present + 1 = 1 component + 2 = 2 components + 3 = 3 components + 4 = 4 components +TEX_7_COMP_CNT 23:21 0x0 Number of words in texture + 0 = Not Present + 1 = 1 component + 2 = 2 components + 3 = 3 components + 4 = 4 components + + + +VAP:VAP_PORT_DATA[0-15] · [W] · 32 bits · Access: 32 · MMReg:0x2000-0x203c +DESCRIPTION: Setup Engine Data Port 0 through 15. +Field Name Bits Default Description +DATAPORT0 31:0 0x0 1st of 16 consecutive dwords for writing vertex data +(master with mirrors) information. + +© 2008 Advanced Micro Devices, Inc. +Proprietary 245 + Revision 1.3 March 30, 2008 + + + + + Write-only. + + + +VAP:VAP_PORT_DATA_IDX_128 · [W] · 32 bits · Access: 32 · MMReg:0x20b8 +DESCRIPTION: 128-bit Data Port for Indexed Primitives. +Field Name Bits Default Description +DATA_IDX_PORT_128 31:0 0x0 128-bit Data Port for Indexed Primitives. + Write-only. + + + +VAP:VAP_PORT_IDX[0-15] · [W] · 32 bits · Access: 32 · MMReg:0x2040-0x207c +DESCRIPTION: Setup Engine Index Port 0 through 15. +Field Name Bits Default Description +IDXPORT0 31:0 0x0 1st of 16 consecutive dwords for writing vertex index +(master with mirrors) information, in the format of: + 15:0 Index 0 + 31:16 Index 1 + Write-only. + + + +VAP:VAP_PROG_STREAM_CNTL_[0-7] · [R/W] · 32 bits · Access: 32 · MMReg:0x2150-0x216c +DESCRIPTION: Programmable Stream Control Word 0 +Field Name Bits Default Description +DATA_TYPE_0 3:0 0x0 The data type for element 0 + 0 = FLOAT_1 (Single IEEE Float) + 1 = FLOAT_2 (2 IEEE floats) + 2 = FLOAT_3 (3 IEEE Floats) + 3 = FLOAT_4 (4 IEEE Floats) + 4 = BYTE * (1 DWORD w 4 8-bit fixed point values) + (X = [7:0], Y = [15:8], Z = [23:16], W = [31:24]) + 5 = D3DCOLOR * (Same as BYTE except has X->Z,Z- + >X swap for D3D color def) + (Z = [7:0], Y = [15:8], X = [23:16], W = [31:24]) + 6 = SHORT_2 * (1 DWORD with 2 16-bit fixed point + values) + (X = [15:0], Y = [31:16], Z = 0.0, W = 1.0) + 7 = SHORT_4 * (2 DWORDS with 4(2 per dword) 16- + bit fixed point values) + (X = DW0 [15:0], Y = DW0 [31:16], Z = DW1 [15:0], + W = DW1 [31:16]) + 8 = VECTOR_3_TTT * (1 DWORD with 3 10-bit fixed + point values) + (X = [9:0], Y = [19:10], Z = [29:20], W = 1.0) + 9 = VECTOR_3_EET * (1 DWORD with 2 11-bit and 1 + 10-bit fixed point values) + (X = [10:0], Y = [21:11], Z = [31:22], W = 1.0) + 10 = FLOAT_8 (8 IEEE Floats) + Sames as 2 FLOAT_4 but must use consecutive + +© 2008 Advanced Micro Devices, Inc. +Proprietary 246 + Revision 1.3 March 30, 2008 + + + + + DST_VEC_LOC. Used to allow > 16 PSC for OGL path. + 11 = FLT16_2 (1 DWORD with 2 16-bit floating point + values (SE5M10 exp bias of 15, supports denormalized + numbers)) + (X = [15:0], Y = [31:16], Z = 0.0, W = 1.0) + 12 = FLT16_4 (2 DWORDS with 4(2 per dword) 16-bit + floating point values (SE5M10 exp bias of 15, supports + denormalized numbers))) + (X = DW0 [15:0], Y = DW0 [31:16], Z = DW1 [15:0], + W = DW1 [31:16]) + * These data types use the SIGNED and NORMALIZE + flags described below. +SKIP_DWORDS_0 7:4 0x0 The number of DWORDS to skip (discard) after + processing the current element. +DST_VEC_LOC_0 12:8 0x0 The vector address in the input memory to write this + element +LAST_VEC_0 13 0x0 If set, indicates the last vector of the current vertex + stream +SIGNED_0 14 0x0 Determines whether fixed point data types are unsigned + (0) or 2`s complement signed (1) data types. See + NORMALIZE for complete description of affect +NORMALIZE_0 15 0x0 Determines whether the fixed to floating point + conversion will normalize the value (i.e. fixed point + value is all fractional bits) or not (i.e. fixed point value is + all integer bits). + This table describes the fixed to float conversion results + SIGNED NORMALIZE FLT RANGE + 0 0 0.0 - (2^n - 1) (i.e. 8-bit -> 0.0 - 255.0) + 0 1 0.0 - 1.0 + 1 0 -2^(n-1) - (2^(n-1) - 1) (i.e. 8-bit -> -128.0 - 127.0) + 1 1 -1.0 - 1.0 + where n is the number of bits in the associated fixed + point value + For signed, normalize conversion, since the fixed point + range is not evenly distributed around 0, there are 3 + different methods supported by R300. See the + VAP_PSC_SGN_NORM_CNTL description for details. +DATA_TYPE_1 19:16 0x0 Similar to DATA_TYPE_0 +SKIP_DWORDS_1 23:20 0x0 See SKIP_DWORDS_0 +DST_VEC_LOC_1 28:24 0x0 See DST_VEC_LOC_0 +LAST_VEC_1 29 0x0 See LAST_VEC_0 +SIGNED_1 30 0x0 See SIGNED_0 +NORMALIZE_1 31 0x0 See NORMALIZE_0 + + + +VAP:VAP_PROG_STREAM_CNTL_EXT_[0-7] · [R/W] · 32 bits · Access: 32 · MMReg:0x21e0-0x21fc +DESCRIPTION: Programmable Stream Control Extension Word 0 +Field Name Bits Default Description + +© 2008 Advanced Micro Devices, Inc. +Proprietary 247 + Revision 1.3 March 30, 2008 + + + + +SWIZZLE_SELECT_X_0 2:0 0x0 X-Component Swizzle Select + 0 = SELECT_X + 1 = SELECT_Y + 2 = SELECT_Z + 3 = SELECT_W + 4 = SELECT_FP_ZERO (Floating Point 0.0) + 5 = SELECT_FP_ONE (Floating Point 1.0) + 6,7 RESERVED +SWIZZLE_SELECT_Y_0 5:3 0x0 Y-Component Swizzle Select (See Above) +SWIZZLE_SELECT_Z_0 8:6 0x0 Z-Component Swizzle Select (See Above) +SWIZZLE_SELECT_W_0 11:9 0x0 W-Component Swizzle Select (See Above) +WRITE_ENA_0 15:12 0x0 4-bit write enable. + Bit 0 maps to X + Bit 1 maps to Y + Bit 2 maps to Z + Bit 3 maps to W +SWIZZLE_SELECT_X_1 18:16 0x0 See SWIZZLE_SELECT_X_0 +SWIZZLE_SELECT_Y_1 21:19 0x0 See SWIZZLE_SELECT_Y_0 +SWIZZLE_SELECT_Z_1 24:22 0x0 See SWIZZLE_SELECT_Z_0 +SWIZZLE_SELECT_W_1 27:25 0x0 See SWIZZLE_SELECT_W_0 +WRITE_ENA_1 31:28 0x0 See WRITE_ENA_0 + + + +VAP:VAP_PSC_SGN_NORM_CNTL · [R/W] · 32 bits · Access: 32 · MMReg:0x21dc +DESCRIPTION: Programmable Stream Control Signed Normalize Control +Field Name Bits Default Description +SGN_NORM_METHOD_0 1:0 0x0 There are 3 methods of normalizing signed numbers: + 0: SGN_NORM_ZERO : value / (2^(n-1)-1), so - + 128/127 will be less that -1.0, -127/127 will yeild -1.0, + 0/127 will yield 0, and 127/127 will yield 1.0 for 8-bit + numbers. + 1: SGN_NORM_ZERO_CLAMP_MINUS_ONE: Same + as SGN_NORM_ZERO except -128/127 will yield -1.0 + for 8-bit numbers. + 2: SGN_NORM_NO_ZERO: (2 * value + 1)/2^n, so - + 128 will yield -255/255 = -1.0, 127 will yield 255/255 = + 1.0, but 0 will yield 1/255 != 0. +SGN_NORM_METHOD_1 3:2 0x0 See SGN_NORM_METHOD_0 +SGN_NORM_METHOD_2 5:4 0x0 See SGN_NORM_METHOD_0 +SGN_NORM_METHOD_3 7:6 0x0 See SGN_NORM_METHOD_0 +SGN_NORM_METHOD_4 9:8 0x0 See SGN_NORM_METHOD_0 +SGN_NORM_METHOD_5 11:10 0x0 See SGN_NORM_METHOD_0 +SGN_NORM_METHOD_6 13:12 0x0 See SGN_NORM_METHOD_0 +SGN_NORM_METHOD_7 15:14 0x0 See SGN_NORM_METHOD_0 +SGN_NORM_METHOD_8 17:16 0x0 See SGN_NORM_METHOD_0 + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 248 + Revision 1.3 March 30, 2008 + + + + +SGN_NORM_METHOD_9 19:18 0x0 See SGN_NORM_METHOD_0 +SGN_NORM_METHOD_10 21:20 0x0 See SGN_NORM_METHOD_0 +SGN_NORM_METHOD_11 23:22 0x0 See SGN_NORM_METHOD_0 +SGN_NORM_METHOD_12 25:24 0x0 See SGN_NORM_METHOD_0 +SGN_NORM_METHOD_13 27:26 0x0 See SGN_NORM_METHOD_0 +SGN_NORM_METHOD_14 29:28 0x0 See SGN_NORM_METHOD_0 +SGN_NORM_METHOD_15 31:30 0x0 See SGN_NORM_METHOD_0 + + + +VAP:VAP_PVS_CODE_CNTL_0 · [R/W] · 32 bits · Access: 32 · MMReg:0x22d0 +DESCRIPTION: Programmable Vertex Shader Code Control Register 0 +Field Name Bits Default Description +PVS_FIRST_INST 9:0 0x0 First Instruction to Execute in PVS. +PVS_XYZW_VALID_INST 19:10 0x0 The PVS Instruction which updates the clip coordinate + position for the last time. This value is used to lower the + processing priority while trivial clip and back-face + culling decisions are made. This field must be set to valid + instruction. +PVS_LAST_INST 29:20 0x0 Last Instruction (Inclusive) for the PVS to execute. + + + +VAP:VAP_PVS_CODE_CNTL_1 · [R/W] · 32 bits · Access: 32 · MMReg:0x22d8 +DESCRIPTION: Programmable Vertex Shader Code Control Register 1 +Field Name Bits Default Description +PVS_LAST_VTX_SRC_INST 9:0 0x0 The PVS Instruction which uses the Input Vertex + Memory for the last time. This value is used to free up + the Input Vertex Slots ASAP. This field must be set to a + valid instruction. + + + +VAP:VAP_PVS_CONST_CNTL · [R/W] · 32 bits · Access: 32 · MMReg:0x22d4 +DESCRIPTION: Programmable Vertex Shader Constant Control Register +Field Name Bits Default Description +PVS_CONST_BASE_OFFSET 7:0 0x0 Vector Offset into PVS constant memory to the start of + the constants for the current shader +PVS_MAX_CONST_ADDR 23:16 0x0 The maximum constant address which should be + generated by the shader (Inst Const Addr + Addr + Register). If the address which is generated by the shader + is outside the range of 0 to PVS_MAX_CONST_ADDR, + then (0,0,0,0) is returned as the source operand data. + + + +VAP:VAP_PVS_FLOW_CNTL_ADDRS_[0-15] · [R/W] · 32 bits · Access: 32 · MMReg:0x2230-0x226c +DESCRIPTION: Programmable Vertex Shader Flow Control Addresses Register 0 + +© 2008 Advanced Micro Devices, Inc. +Proprietary 249 + Revision 1.3 March 30, 2008 + + + + +Field Name Bits Default Description +PVS_FC_ACT_ADRS_0 7:0 0x0 This field defines the last PVS instruction to execute + prior to the control flow redirection. + JUMP - The last instruction executed prior to the jump + LOOP - The last instruction executed prior to the loop + (init loop counter/inc) + JSR - The last instruction executed prior to the jump to + the subroutine. +PVS_FC_LOOP_CNT_JMP_INST_0 15:8 0x0 This field has multiple definitions as follows: + JUMP - The instruction address to jump to. + LOOP - The loop count. *Note loop count of 0 must be + replaced by a jump. + JSR - The instruction address to jump to (first inst of + subroutine). +PVS_FC_LAST_INST_0 23:16 0x0 This field has multiple definitions as follows: + JUMP - Not Applicable + LOOP - The last instruction of the loop. + JSR - The last instruction of the subroutine. +PVS_FC_RTN_INST_0 31:24 0x0 This field has multiple definitions as follows: + JUMP - Not Applicable + LOOP - First Instruction of Loop (Typically + ACT_ADRS + 1) + JSR - First Instruction After JSR (Typically + ACT_ADRS + 1) + + + +VAP:VAP_PVS_FLOW_CNTL_ADDRS_LW_[0-15] · [R/W] · 32 bits · Access: 32 · MMReg:0x2500- +0x2578 +DESCRIPTION: For VS3.0 - To support more PVS instructions, increase the address range - Programmable +Vertex Shader Flow Control Lower Word Addresses Register 0 +Field Name Bits Default Description +PVS_FC_ACT_ADRS_0 15:0 0x0 This field defines the last PVS instruction to execute + prior to the control flow redirection. + JUMP - The last instruction executed prior to the jump + LOOP - The last instruction executed prior to the loop + (init loop counter/inc) + JSR - The last instruction executed prior to the jump to + the subroutine. + (Addrss_Range:1K=[9:0];512=[8:0];256=[7:0]) +PVS_FC_LOOP_CNT_JMP_INST_0 31:16 0x0 This field has multiple definitions as follows: + JUMP - The instruction address to jump to. + LOOP - The loop count. *Note loop count of 0 must be + replaced by a jump. + JSR - The instruction address to jump to (first inst of + subroutine). + (Addrss_Range:1K=[24:15];512=[23:15];256=[22:15]) + + + +VAP:VAP_PVS_FLOW_CNTL_ADDRS_UW_[0-15] · [R/W] · 32 bits · Access: 32 · MMReg:0x2504- + +© 2008 Advanced Micro Devices, Inc. +Proprietary 250 + Revision 1.3 March 30, 2008 + + + + +0x257c +DESCRIPTION: For VS3.0 - To support more PVS instructions, increase the address range - Programmable +Vertex Shader Flow Control Upper Word Addresses Register 0 +Field Name Bits Default Description +PVS_FC_LAST_INST_0 15:0 0x0 This field has multiple definitions as follows: + JUMP - Not Applicable + LOOP - The last instruction of the loop. + JSR - The last instruction of the subroutine. + (Addrss_Range:1K=[9:0];512=[8:0];256=[7:0]) +PVS_FC_RTN_INST_0 31:16 0x0 This field has multiple definitions as follows: + JUMP - Not Applicable + LOOP - First Instruction of Loop (Typically + ACT_ADRS + 1) + JSR - First Instruction After JSR (Typically ACT_ADRS + + 1). + (Addrss_Range:1K=[24:15];512=[23:15];256=[22:15]) + + + +VAP:VAP_PVS_FLOW_CNTL_LOOP_INDEX_[0-15] · [R/W] · 32 bits · Access: 32 · MMReg:0x2290- +0x22cc +DESCRIPTION: Programmable Vertex Shader Flow Control Loop Index Register 0 +Field Name Bits Default Description +PVS_FC_LOOP_INIT_VAL_0 7:0 0x0 This field stores the automatic loop index register init + value. This is an 8-bit unsigned value 0-255. This field + is only used if the corresponding control flow + instruction is a loop. +PVS_FC_LOOP_STEP_VAL_0 15:8 0x0 This field stores the automatic loop index register step + value. This is an 8-bit 2`s comp signed value -128-127. + This field is only used if the corresponding control + flow instruction is a loop. +PVS_FC_LOOP_REPEAT_NO_FLI_0 31 0x0 When this field is set, the automatic loop index register + init value is not used at loop activation. The intial loop + index is inherited from outer loop. The loop index + register step value is used at the end of each loop + iteration ; after loop completion, the outer loop index + register is restored + + + +VAP:VAP_PVS_FLOW_CNTL_OPC · [R/W] · 32 bits · Access: 32 · MMReg:0x22dc +DESCRIPTION: Programmable Vertex Shader Flow Control Opcode Register +Field Name Bits Default Description +PVS_FC_OPC_0 1:0 0x0 This opcode field determines what type of control flow + instruction to execute. + 0 = NO_OP + 1 = JUMP + 2 = LOOP + 3 = JSR (Jump to Subroutine) + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 251 + Revision 1.3 March 30, 2008 + + + + +PVS_FC_OPC_1 3:2 0x0 See PVS_FC_OPC_0. +PVS_FC_OPC_2 5:4 0x0 See PVS_FC_OPC_0. +PVS_FC_OPC_3 7:6 0x0 See PVS_FC_OPC_0. +PVS_FC_OPC_4 9:8 0x0 See PVS_FC_OPC_0. +PVS_FC_OPC_5 11:10 0x0 See PVS_FC_OPC_0. +PVS_FC_OPC_6 13:12 0x0 See PVS_FC_OPC_0. +PVS_FC_OPC_7 15:14 0x0 See PVS_FC_OPC_0. +PVS_FC_OPC_8 17:16 0x0 See PVS_FC_OPC_0. +PVS_FC_OPC_9 19:18 0x0 See PVS_FC_OPC_0. +PVS_FC_OPC_10 21:20 0x0 See PVS_FC_OPC_0. +PVS_FC_OPC_11 23:22 0x0 See PVS_FC_OPC_0. +PVS_FC_OPC_12 25:24 0x0 See PVS_FC_OPC_0. +PVS_FC_OPC_13 27:26 0x0 See PVS_FC_OPC_0. +PVS_FC_OPC_14 29:28 0x0 See PVS_FC_OPC_0. +PVS_FC_OPC_15 31:30 0x0 See PVS_FC_OPC_0. + + + +VAP:VAP_PVS_STATE_FLUSH_REG · [R/W] · 32 bits · Access: 32 · MMReg:0x2284 +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 This register is used to force a flush of the PVS block +(Access: W) when single-buffered updates are performed. The multi- + state control of PVS Code and Const memories by the + driver is primarily for more flexible PVS state control + and for performance testing. When this register address + is written, the State Block will force a flush of PVS + processing so that both versions of PVS state are + available before updates are processed. This register is + write only, and the data that is written is unused. + + + +VAP:VAP_PVS_VECTOR_DATA_REG · [R/W] · 32 bits · Access: 32 · MMReg:0x2204 +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 32-bit data to write to Vector Memory. Used for PVS + code and Constant updates. + + + +VAP:VAP_PVS_VECTOR_DATA_REG_128 · [W] · 32 bits · Access: 32 · MMReg:0x2208 +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 128-bit data path to write to Vector Memory. Used for + PVS code and Constant updates. + + + +VAP:VAP_PVS_VECTOR_INDX_REG · [R/W] · 32 bits · Access: 32 · MMReg:0x2200 + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 252 + Revision 1.3 March 30, 2008 + + + + +Field Name Bits Default Description +OCTWORD_OFFSET 10:0 0x0 Octword offset to begin writing. + + + +VAP:VAP_PVS_VTX_TIMEOUT_REG · [R/W] · 32 bits · Access: 32 · MMReg:0x2288 +Field Name Bits Default Description +CLK_COUNT 31:0 0xFFFFFFFF This register is used to define the number of core clocks + to wait for a vertex to be received by the VAP input + controller (while the primitive path is backed up) before + forcing any accumulated vertices to be submitted to the + vertex processing path. + + + +VAP:VAP_TEX_TO_COLOR_CNTL · [R/W] · 32 bits · Access: 32 · MMReg:0x2218 +DESCRIPTION: For VS3.0 color2texture - flat shading on textures - limitation: only first 8 vectors can have +clipping with wrap shortest or point sprite generated textures +Field Name Bits Default Description +TEX_RGB_SHADE_FUNC_0 0 0x0 + Default = 0 +TEX_ALPHA_SHADE_FUNC_0 1 0x0 + Default = 0 +TEX_RGBA_CLAMP_0 2 0x0 + Default = 0 +TEX_RGB_SHADE_FUNC_1 4 0x0 + Default = 0 +TEX_ALPHA_SHADE_FUNC_1 5 0x0 + Default = 0 +TEX_RGBA_CLAMP_1 6 0x0 + Default = 0 +TEX_RGB_SHADE_FUNC_2 8 0x0 + Default = 0 +TEX_ALPHA_SHADE_FUNC_2 9 0x0 + Default = 0 +TEX_RGBA_CLAMP_2 10 0x0 + Default = 0 +TEX_RGB_SHADE_FUNC_3 12 0x0 + Default = 0 +TEX_ALPHA_SHADE_FUNC_3 13 0x0 + Default = 0 +TEX_RGBA_CLAMP_3 14 0x0 + Default = 0 +TEX_RGB_SHADE_FUNC_4 16 0x0 + Default = 0 +TEX_ALPHA_SHADE_FUNC_4 17 0x0 + Default = 0 + +© 2008 Advanced Micro Devices, Inc. +Proprietary 253 + Revision 1.3 March 30, 2008 + + + + +TEX_RGBA_CLAMP_4 18 0x0 + Default = 0 +TEX_RGB_SHADE_FUNC_5 20 0x0 + Default = 0 +TEX_ALPHA_SHADE_FUNC_5 21 0x0 + Default = 0 +TEX_RGBA_CLAMP_5 22 0x0 + Default = 0 +TEX_RGB_SHADE_FUNC_6 24 0x0 + Default = 0 +TEX_ALPHA_SHADE_FUNC_6 25 0x0 + Default = 0 +TEX_RGBA_CLAMP_6 26 0x0 + Default = 0 +TEX_RGB_SHADE_FUNC_7 28 0x0 + Default = 0 +TEX_ALPHA_SHADE_FUNC_7 29 0x0 + Default = 0 +TEX_RGBA_CLAMP_7 30 0x0 + Default = 0 + + + +VAP:VAP_VF_CNTL · [R/W] · 32 bits · Access: 32 · MMReg:0x2084 +DESCRIPTION: Vertex Fetcher Control +Field Name Bits Default Description +PRIM_TYPE 3:0 0x0 Primitive Type + 0 : None (will not trigger Setup Engine to run) + 1 : Point List + 2 : Line List + 3 : Line Strip + 4 : Triangle List + 5 : Triangle Fan + 6 : Triangle Strip + 7 : Triangle with wFlags (aka, Rage128 `Type-2` + triangles) * + 8-11 : Unused + 12 : Line Loop + 13 : Quad List + 14 : Quad Strip + 15 : Polygon + *Encoding 7 indicates whether a 16-bit word of wFlags + is present in the stream of indices arriving when the + VTX_AMODE is programmed as a `0`. The Setup + Engine just steps over the wFlags word; ignoring it. + 0 = Stream contains just indices, as: + [ Index1, Index0] + [ Index3, Index2] + [ Index5, Index4 ] + +© 2008 Advanced Micro Devices, Inc. +Proprietary 254 + Revision 1.3 March 30, 2008 + + + + + etc... + 1 = Stream contains indices and wFlags: + [ Index1, Index0] + [ wFlags,Index 2 ] + [ Index4, Index3] + [ wFlags, Index5 ] + etc... +PRIM_WALK 5:4 0x0 Method of Passing Vertex Data. + 0 : State-Based Vertex Data. (Vertex data and tokens + embedded in command stream.) + 1 = Indexes (Indices embedded in command stream; + vertex data to be fetched from memory.) + 2 = Vertex List (Vertex data to be fetched from + memory.) + 3 = Vertex Data (Vertex data embedded in command + stream.) +RSVD_PREV_USED 10:6 0x0 Reserved bits +INDEX_SIZE 11 0x0 When set, vertex indices are 32-bits/indx, otherwise, 16- + bits/indx. +VTX_REUSE_DIS 12 0x0 When set, vertex reuse is disabled. DO NOT SET unless + PRIM_WALK is Indexes. +DUAL_INDEX_MODE 13 0x0 When set, the incoming index is treated as two separate + indices. Bits 23-16 are used as the index for AOS 0 + (These are 0 for 16-bit indices) Bits 15-0 are used as the + index for AOS 1-15. This mode was added specifically + for HOS usage +USE_ALT_NUM_VERTS 14 0x0 When set, the number of vertices in the command packet + is taken from VAP_ALT_NUM_VERTICES register + instead of bits 31:16 of VAP_VF_CNTL +NUM_VERTICES 31:16 0x0 Number of vertices in the command packet. + + + +VAP:VAP_VF_MAX_VTX_INDX · [R/W] · 32 bits · Access: 32 · MMReg:0x2134 +DESCRIPTION: Maximum Vertex Indx Clamp +Field Name Bits Default Description +MAX_INDX 23:0 0xFFFFFF If index to be fetched is larger than this value, the fetch + indx is set to MAX_INDX + + + +VAP:VAP_VF_MIN_VTX_INDX · [R/W] · 32 bits · Access: 32 · MMReg:0x2138 +DESCRIPTION: Minimum Vertex Indx Clamp +Field Name Bits Default Description +MIN_INDX 23:0 0x0 If index to be fetched is smaller than this value, the fetch + indx is set to MIN_INDX + + + +VAP:VAP_VPORT_XOFFSET · [R/W] · 32 bits · Access: 32 · MMReg:0x1d9c, MMReg:0x209c + +© 2008 Advanced Micro Devices, Inc. +Proprietary 255 + Revision 1.3 March 30, 2008 + + + + +DESCRIPTION: Viewport Transform X Offset +Field Name Bits Default Description +VPORT_XOFFSET 31:0 0x0 Viewport Offset for X coordinates. An IEEE float. + + + +VAP:VAP_VPORT_XSCALE · [R/W] · 32 bits · Access: 32 · MMReg:0x1d98, MMReg:0x2098 +DESCRIPTION: Viewport Transform X Scale Factor +Field Name Bits Default Description +VPORT_XSCALE 31:0 0x0 Viewport Scale Factor for X coordinates. An IEEE float. + + + +VAP:VAP_VPORT_YOFFSET · [R/W] · 32 bits · Access: 32 · MMReg:0x1da4, MMReg:0x20a4 +DESCRIPTION: Viewport Transform Y Offset +Field Name Bits Default Description +VPORT_YOFFSET 31:0 0x0 Viewport Offset for Y coordinates. An IEEE float. + + + +VAP:VAP_VPORT_YSCALE · [R/W] · 32 bits · Access: 32 · MMReg:0x1da0, MMReg:0x20a0 +DESCRIPTION: Viewport Transform Y Scale Factor +Field Name Bits Default Description +VPORT_YSCALE 31:0 0x0 Viewport Scale Factor for Y coordinates. An IEEE float. + + + +VAP:VAP_VPORT_ZOFFSET · [R/W] · 32 bits · Access: 32 · MMReg:0x1dac, MMReg:0x20ac +DESCRIPTION: Viewport Transform Z Offset +Field Name Bits Default Description +VPORT_ZOFFSET 31:0 0x0 Viewport Offset for Z coordinates. An IEEE float. + + + +VAP:VAP_VPORT_ZSCALE · [R/W] · 32 bits · Access: 32 · MMReg:0x1da8, MMReg:0x20a8 +DESCRIPTION: Viewport Transform Z Scale Factor +Field Name Bits Default Description +VPORT_ZSCALE 31:0 0x0 Viewport Scale Factor for Z coordinates. An IEEE float. + + + +VAP:VAP_VTE_CNTL · [R/W] · 32 bits · Access: 32 · MMReg:0x20b0 +DESCRIPTION: Viewport Transform Engine Control +Field Name Bits Default Description +VPORT_X_SCALE_ENA 0 0x0 Viewport Transform Scale Enable for X component +VPORT_X_OFFSET_ENA 1 0x0 Viewport Transform Offset Enable for X component +VPORT_Y_SCALE_ENA 2 0x0 Viewport Transform Scale Enable for Y component +VPORT_Y_OFFSET_ENA 3 0x0 Viewport Transform Offset Enable for Y component +© 2008 Advanced Micro Devices, Inc. +Proprietary 256 + Revision 1.3 March 30, 2008 + + + + +VPORT_Z_SCALE_ENA 4 0x0 Viewport Transform Scale Enable for Z component +VPORT_Z_OFFSET_ENA 5 0x0 Viewport Transform Offset Enable for Z component +VTX_XY_FMT 8 0x0 Indicates that the incoming X, Y have already been + multiplied by 1/W0. + If OFF, the Setup Engine will bultiply the X, Y + coordinates by 1/W0., +VTX_Z_FMT 9 0x0 Indicates that the incoming Z has already been multiplied + by 1/W0. + If OFF, the Setup Engine will multiply the Z coordinate + by 1/W0. +VTX_W0_FMT 10 0x0 Indicates that the incoming W0 is not 1/W0. + If ON, the Setup Engine will perform the reciprocal to + get 1/W0. +SERIAL_PROC_ENA 11 0x0 If set, x,y,z viewport transform are performed serially + through a single pipeline instead of in parallel. Used to + mimic RL300 design. + + + +VAP:VAP_VTX_AOS_ADDR[0-15] · [R/W] · 32 bits · Access: 32 · MMReg:0x20c8-0x2120 +DESCRIPTION: Array-of-Structures Address 0 +Field Name Bits Default Description +VTX_AOS_ADDR0 31:2 0x0 Base Address of the Array of Structures. + + + +VAP:VAP_VTX_AOS_ATTR[01-1415] · [R/W] · 32 bits · Access: 32 · MMReg:0x20c4-0x2118 +DESCRIPTION: Array-of-Structures Attributes 0 & 1 +Field Name Bits Default Description +VTX_AOS_COUNT0 6:0 0x0 Number of dwords in this structure. +VTX_AOS_STRIDE0 14:8 0x0 Number of dwords from one array element to the next. +VTX_AOS_COUNT1 22:16 0x0 Number of dwords in this structure. +VTX_AOS_STRIDE1 30:24 0x0 Number of dwords from one array element to the next. + + + +VAP:VAP_VTX_NUM_ARRAYS · [R/W] · 32 bits · Access: 32 · MMReg:0x20c0 +DESCRIPTION: Vertex Array of Structures Control +Field Name Bits Default Description +VTX_NUM_ARRAYS 4:0 0x0 The number of arrays required to represent the current + vertex type. + Each Array is described by the following three fields: + VTX_AOS_ADDR, VTX_AOS_COUNT, + VTX_AOS_STRIDE. +VC_FORCE_PREFETCH 5 0x0 Force Vertex Data Pre-fetching. If this bit is set, then a + 256-bit word will always be fetched, regardless of which + dwords are needed. Typically useful when + VAP_VF_CNTL.PRIM_WALK is set to Vertex List + +© 2008 Advanced Micro Devices, Inc. +Proprietary 257 + Revision 1.3 March 30, 2008 + + + + + (Auto-incremented indices). +VC_DIS_CACHE_INVLD 6 0x0 If set, the vertex cache is not invalidated between draw +(Access: R) packets. This allows vertex cache hits to occur from + packet to packet. This must be set with caution with + respect to multiple contexts in the driver. +AOS_0_FETCH_SIZE 16 0x0 Granule Size to Fetch for AOS 0. + 0 = 128-bit granule size + 1 = 256-bit granule size + This allows the driver to program the fetch size based on + DWORDS/VTX/AOS combined with AGP vs. LOC + Memory. The general belief is that the granule size + should always be 256-bits for LOC memory and AGP8X + data, but should be 128-bit for AGP2X/4X data if the + DWORDS/VTX/AOS is less than TBD (128?) bits. +AOS_1_FETCH_SIZE 17 0x0 See AOS_0_FETCH_SIZE +AOS_2_FETCH_SIZE 18 0x0 See AOS_0_FETCH_SIZE +AOS_3_FETCH_SIZE 19 0x0 See AOS_0_FETCH_SIZE +AOS_4_FETCH_SIZE 20 0x0 See AOS_0_FETCH_SIZE +AOS_5_FETCH_SIZE 21 0x0 See AOS_0_FETCH_SIZE +AOS_6_FETCH_SIZE 22 0x0 See AOS_0_FETCH_SIZE +AOS_7_FETCH_SIZE 23 0x0 See AOS_0_FETCH_SIZE +AOS_8_FETCH_SIZE 24 0x0 See AOS_0_FETCH_SIZE +AOS_9_FETCH_SIZE 25 0x0 See AOS_0_FETCH_SIZE +AOS_10_FETCH_SIZE 26 0x0 See AOS_0_FETCH_SIZE +AOS_11_FETCH_SIZE 27 0x0 See AOS_0_FETCH_SIZE +AOS_12_FETCH_SIZE 28 0x0 See AOS_0_FETCH_SIZE +AOS_13_FETCH_SIZE 29 0x0 See AOS_0_FETCH_SIZE +AOS_14_FETCH_SIZE 30 0x0 See AOS_0_FETCH_SIZE +AOS_15_FETCH_SIZE 31 0x0 See AOS_0_FETCH_SIZE + + + +VAP:VAP_VTX_SIZE · [R/W] · 32 bits · Access: 32 · MMReg:0x20b4 +DESCRIPTION: Vertex Size Specification Register +Field Name Bits Default Description +DWORDS_PER_VTX 6:0 0x0 This field specifies the number of DWORDS per vertex + to expect when VAP_VF_CNTL.PRIM_WALK is set to + Vertex Data (vertex data embedded in command stream). + This field is not used for any other PRIM_WALK + settings. This field replaces the usage of the + VAP_VTX_FMT_0/1 for this purpose in prior + implementations. + + + +VAP:VAP_VTX_STATE_CNTL · [R/W] · 32 bits · Access: 32 · MMReg:0x2180 +DESCRIPTION: VAP Vertex State Control Register + +© 2008 Advanced Micro Devices, Inc. +Proprietary 258 + Revision 1.3 March 30, 2008 + + + + +Field Name Bits Default Description +COLOR_0_ASSEMBLY_CNTL 1:0 0x0 0 : Select Color 0 + 1 : Select User Color 0 + 2 : Select User Color 1 + 3 : Reserved +COLOR_1_ASSEMBLY_CNTL 3:2 0x0 0 : Select Color 1 + 1 : Select User Color 0 + 2 : Select User Color 1 + 3 : Reserved +COLOR_2_ASSEMBLY_CNTL 5:4 0x0 0 : Select Color 2 + 1 : Select User Color 0 + 2 : Select User Color 1 + 3 : Reserved +COLOR_3_ASSEMBLY_CNTL 7:6 0x0 0 : Select Color 3 + 1 : Select User Color 0 + 2 : Select User Color 1 + 3 : Reserved +COLOR_4_ASSEMBLY_CNTL 9:8 0x0 0 : Select Color 4 + 1 : Select User Color 0 + 2 : Select User Color 1 + 3 : Reserved +COLOR_5_ASSEMBLY_CNTL 11:10 0x0 0 : Select Color 5 + 1 : Select User Color 0 + 2 : Select User Color 1 + 3 : Reserved +COLOR_6_ASSEMBLY_CNTL 13:12 0x0 0 : Select Color 6 + 1 : Select User Color 0 + 2 : Select User Color 1 + 3 : Reserved +COLOR_7_ASSEMBLY_CNTL 15:14 0x0 0 : Select Color 7 + 1 : Select User Color 0 + 2 : Select User Color 1 + 3 : Reserved +UPDATE_USER_COLOR_0_ENA 16 0x0 0 : User Color 0 State is NOT updated when User Color + 0 is written. + 1 : User Color 1 State IS updated when User Color 0 is + written. +Reserved 18 0x0 Set to 0 + + + +VAP:VAP_VTX_ST_BLND_WT_[0-3] · [R/W] · 32 bits · Access: 32 · MMReg:0x2430-0x243c +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 BLND_WT_0 + + + +VAP:VAP_VTX_ST_CLR_[0-7]_A · [R/W] · 32 bits · Access: 32 · MMReg:0x232c-0x239c + +© 2008 Advanced Micro Devices, Inc. +Proprietary 259 + Revision 1.3 March 30, 2008 + + + + +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 CLR_0_A + + + +VAP:VAP_VTX_ST_CLR_[0-7]_B · [R/W] · 32 bits · Access: 32 · MMReg:0x2328-0x2398 +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 CLR_0_B + + + +VAP:VAP_VTX_ST_CLR_[0-7]_G · [R/W] · 32 bits · Access: 32 · MMReg:0x2324-0x2394 +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 CLR_0_G + + + +VAP:VAP_VTX_ST_CLR_[0-7]_PKD · [W] · 32 bits · Access: 32 · MMReg:0x2470-0x248c +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 CLR_0_PKD + + + +VAP:VAP_VTX_ST_CLR_[0-7]_R · [R/W] · 32 bits · Access: 32 · MMReg:0x2320-0x2390 +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 CLR_0_R + + + +VAP:VAP_VTX_ST_DISC_FOG · [R/W] · 32 bits · Access: 32 · MMReg:0x2424 +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 DISC_FOG + + + +VAP:VAP_VTX_ST_EDGE_FLAGS · [R/W] · 32 bits · Access: 32 · MMReg:0x245c +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 0 0x0 EDGE_FLAGS + + + +VAP:VAP_VTX_ST_END_OF_PKT · [W] · 32 bits · Access: 32 · MMReg:0x24ac + +© 2008 Advanced Micro Devices, Inc. +Proprietary 260 + Revision 1.3 March 30, 2008 + + + + +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 END_OF_PKT + + + +VAP:VAP_VTX_ST_NORM_0_PKD · [W] · 32 bits · Access: 32 · MMReg:0x2498 +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 NORM_0_PKD + + + +VAP:VAP_VTX_ST_NORM_0_X · [R/W] · 32 bits · Access: 32 · MMReg:0x2310 +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 NORM_0_X + + + +VAP:VAP_VTX_ST_NORM_0_Y · [R/W] · 32 bits · Access: 32 · MMReg:0x2314 +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 NORM_0_Y + + + +VAP:VAP_VTX_ST_NORM_0_Z · [R/W] · 32 bits · Access: 32 · MMReg:0x2318 +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 NORM_0_Z + + + +VAP:VAP_VTX_ST_NORM_1_X · [R/W] · 32 bits · Access: 32 · MMReg:0x2450 +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 NORM_1_X + + + +VAP:VAP_VTX_ST_NORM_1_Y · [R/W] · 32 bits · Access: 32 · MMReg:0x2454 +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 NORM_1_Y + + + +VAP:VAP_VTX_ST_NORM_1_Z · [R/W] · 32 bits · Access: 32 · MMReg:0x2458 + +© 2008 Advanced Micro Devices, Inc. +Proprietary 261 + Revision 1.3 March 30, 2008 + + + + +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 NORM_1_Z + + + +VAP:VAP_VTX_ST_PNT_SPRT_SZ · [R/W] · 32 bits · Access: 32 · MMReg:0x2420 +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 PNT_SPRT_SZ + + + +VAP:VAP_VTX_ST_POS_0_W_4 · [R/W] · 32 bits · Access: 32 · MMReg:0x230c +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 POS_0_W + + + +VAP:VAP_VTX_ST_POS_0_X_2 · [W] · 32 bits · Access: 32 · MMReg:0x2490 +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 POS_0_X_2 + + + +VAP:VAP_VTX_ST_POS_0_X_3 · [W] · 32 bits · Access: 32 · MMReg:0x24a0 +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 POS_0_X_3 + + + +VAP:VAP_VTX_ST_POS_0_X_4 · [R/W] · 32 bits · Access: 32 · MMReg:0x2300 +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 POS_0_X + + + +VAP:VAP_VTX_ST_POS_0_Y_2 · [W] · 32 bits · Access: 32 · MMReg:0x2494 +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 POS_0_Y_2 + + + +VAP:VAP_VTX_ST_POS_0_Y_3 · [W] · 32 bits · Access: 32 · MMReg:0x24a4 + +© 2008 Advanced Micro Devices, Inc. +Proprietary 262 + Revision 1.3 March 30, 2008 + + + + +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 POS_0_Y_3 + + + +VAP:VAP_VTX_ST_POS_0_Y_4 · [R/W] · 32 bits · Access: 32 · MMReg:0x2304 +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 POS_0_Y + + + +VAP:VAP_VTX_ST_POS_0_Z_3 · [W] · 32 bits · Access: 32 · MMReg:0x24a8 +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 POS_0_Z_3 + + + +VAP:VAP_VTX_ST_POS_0_Z_4 · [R/W] · 32 bits · Access: 32 · MMReg:0x2308 +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 POS_0_Z + + + +VAP:VAP_VTX_ST_POS_1_W · [R/W] · 32 bits · Access: 32 · MMReg:0x244c +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 POS_1_W + + + +VAP:VAP_VTX_ST_POS_1_X · [R/W] · 32 bits · Access: 32 · MMReg:0x2440 +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 POS_1_X + + + +VAP:VAP_VTX_ST_POS_1_Y · [R/W] · 32 bits · Access: 32 · MMReg:0x2444 +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 POS_1_Y + + + +VAP:VAP_VTX_ST_POS_1_Z · [R/W] · 32 bits · Access: 32 · MMReg:0x2448 + +© 2008 Advanced Micro Devices, Inc. +Proprietary 263 + Revision 1.3 March 30, 2008 + + + + +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 POS_1_Z + + + +VAP:VAP_VTX_ST_PVMS · [R/W] · 32 bits · Access: 32 · MMReg:0x231c +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 PVMS + + + +VAP:VAP_VTX_ST_SHININESS_0 · [R/W] · 32 bits · Access: 32 · MMReg:0x2428 +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 SHININESS_0 + + + +VAP:VAP_VTX_ST_SHININESS_1 · [R/W] · 32 bits · Access: 32 · MMReg:0x242c +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 SHININESS_1 + + + +VAP:VAP_VTX_ST_TEX_[0-7]_Q · [R/W] · 32 bits · Access: 32 · MMReg:0x23ac-0x241c +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 TEX_0_Q + + + +VAP:VAP_VTX_ST_TEX_[0-7]_R · [R/W] · 32 bits · Access: 32 · MMReg:0x23a8-0x2418 +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 TEX_0_R + + + +VAP:VAP_VTX_ST_TEX_[0-7]_S · [R/W] · 32 bits · Access: 32 · MMReg:0x23a0-0x2410 +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 TEX_0_S + + + +VAP:VAP_VTX_ST_TEX_[0-7]_T · [R/W] · 32 bits · Access: 32 · MMReg:0x23a4-0x2414 + +© 2008 Advanced Micro Devices, Inc. +Proprietary 264 + Revision 1.3 March 30, 2008 + + + + +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 TEX_0_T + + + +VAP:VAP_VTX_ST_USR_CLR_A · [R/W] · 32 bits · Access: 32 · MMReg:0x246c +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 USR_CLR_A + + + +VAP:VAP_VTX_ST_USR_CLR_B · [R/W] · 32 bits · Access: 32 · MMReg:0x2468 +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 USR_CLR_B + + + +VAP:VAP_VTX_ST_USR_CLR_G · [R/W] · 32 bits · Access: 32 · MMReg:0x2464 +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 USR_CLR_G + + + +VAP:VAP_VTX_ST_USR_CLR_PKD · [W] · 32 bits · Access: 32 · MMReg:0x249c +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 USR_CLR_PKD + + + +VAP:VAP_VTX_ST_USR_CLR_R · [R/W] · 32 bits · Access: 32 · MMReg:0x2460 +DESCRIPTION: Data register +Field Name Bits Default Description +DATA_REGISTER 31:0 0x0 USR_CLR_R + + + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 265 + Revision 1.3 March 30, 2008 + + + + +10.12 Z Buffer Registers + + +ZB:ZB_BW_CNTL · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4f1c +DESCRIPTION: Z Buffer Band-Width Control + Defa +Field Name Bits Description + ult +HIZ_ENABLE 0 0x0 Enables hierarchical Z. + + POSSIBLE VALUES: + 00 - Hierarchical Z Disabled + 01 - Hierarchical Z Enabled +HIZ_MIN 1 0x0 POSSIBLE VALUES: + 00 - Update Hierarchical Z with Max value + 01 - Update Hierarchical Z with Min value +FAST_FILL 2 0x0 POSSIBLE VALUES: + 00 - Fast Fill Disabled + 01 - Fast Fill Enabled (ZB_DEPTHCLEARVALUE ) +RD_COMP_ENABLE 3 0x0 Enables reading of compressed Z data from memory to the + cache. + + POSSIBLE VALUES: + 00 - Z Read Compression Disabled + 01 - Z Read Compression Enabled +WR_COMP_ENABLE 4 0x0 Enables writing of compressed Z data from cache to memory, + + POSSIBLE VALUES: + 00 - Z Write Compression Disabled + 01 - Z Write Compression Enabled +ZB_CB_CLEAR 5 0x0 This bit is set when the Z buffer is used to help the CB in + clearing a region. Part of the region is cleared by the color + buffer and part will be cleared by the Z buffer. Since the Z + buffer does not have any write masks in the cache, full micro- + tiles need to be written. If a partial micro-tile is touched, then + the un-touched part will be unknowns. The cache will operate + in write-allocate mode and quads will be accumulated in the + cache and then evicted to main memory. The color value is + supplied through the ZB_DEPTHCLEARVALUE register. + + POSSIBLE VALUES: + 00 - Z unit cache controller does RMW + 01 - Z unit cache controller does cache-line granular Write + only +FORCE_COMPRESSED_STENCIL_V 6 0x0 Enabling this bit will force all the compressed stencil values +ALUE to be equal to + old_stencil_value&~ZB_STENCILREFMASK.stencilwritem + ask | + ZB_STENCILREFMASK.stencilref&ZB_STENCILREFMA + +© 2008 Advanced Micro Devices, Inc. +Proprietary 266 + Revision 1.3 March 30, 2008 + + + + + SK.stencilwritemask. This should be enabled during stencil + clears to avoid needless decompression. + + POSSIBLE VALUES: + 00 - Do not force the compressed stencil value. + 01 - Force the compressed stencil value. +ZEQUAL_OPTIMIZE_DISABLE 7 0x0 By default this is 0 (enabled). When NEWZ=OLDZ, then + writes do not occur to save BW. + + POSSIBLE VALUES: + 00 - Enable not updating the Z buffer if NewZ=OldZ + 01 - Disable above feature (in case there is a bug) +SEQUAL_OPTIMIZE_DISABLE 8 0x0 By default this is 0 (enabled). When + NEW_STENCIL=OLD_STENCIL, then writes do not occur + to save BW. + + POSSIBLE VALUES: + 00 - Enable not updating the Stencil buffer if NewS=OldS + 01 - Disable above feature (in case there is a bug) +BMASK_DISABLE 10 0x0 Controls whether bytemasking is used or not. + + POSSIBLE VALUES: + 00 - Enable bytemasking + 01 - Disable bytemasking +HIZ_EQUAL_REJECT_ENABLE 11 0x0 Enables hiz rejects when the z function is equals. + + POSSIBLE VALUES: + 00 - Disable + 01 - Enable +HIZ_FP_EXP_BITS 14: 0x0 Number of exponent bits to use for the hiz floating point + 12 format. Values 0 to 5 are legal. 0 will disable the floating + point hiz encoding. +HIZ_FP_INVERT 15 0x0 Determines whether leading zeros or ones are eliminated. + + POSSIBLE VALUES: + 00 - Count leading 1s + 01 - Count leading 0s +TILE_OVERWRITE_RECOMPRESSI 16 0x0 The zb tries to detect single plane equations that completely +ON_DISABLE overwrite a compressed tile. This allows the tile to jump from + the decompressed state to the fully compressed state. + + POSSIBLE VALUES: + 00 - Enable tile overwrite recompression + 01 - Disable tile overwrite recompression +CONTIGUOUS_6XAA_SAMPLES_DI 17 0x0 This disables storing samples contiguously in 6xaa. +SABLE + POSSIBLE VALUES: + 00 - Enable contiguous samples + 01 - Disable contiguous samples + +© 2008 Advanced Micro Devices, Inc. +Proprietary 267 + Revision 1.3 March 30, 2008 + + + + +PEQ_PACKING_ENABLE 18 0x0 Enables packing of the plane equations to eliminate wasted + peq slots. + + POSSIBLE VALUES: + 00 - Disable + 01 - Enable +COVERED_PTR_MASKING_ENABL 19 0x0 Enables discarding of pointers from pixels that are going to be +E covered. This reduces the apparent number of plane equations + in use. + + POSSIBLE VALUES: + 00 - Disable + 01 - Enable + + + +ZB:ZB_CNTL · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4f00 +DESCRIPTION: Z Buffer Control +Field Name Bits Default Description +STENCIL_ENABLE 0 0x0 Enables stenciling. + + POSSIBLE VALUES: + 00 - Disabled + 01 - Enabled +Z_ENABLE 1 0x0 Enables Z functions. + + POSSIBLE VALUES: + 00 - Disabled + 01 - Enabled +ZWRITEENABLE 2 0x0 Enables writing of the Z buffer. + + POSSIBLE VALUES: + 00 - Disable + 01 - Enable +ZSIGNED_COMPARE 3 0x0 Enable signed Z buffer comparison , for W-buffering. + + POSSIBLE VALUES: + 00 - Disable + 01 - Enable +STENCIL_FRONT_BACK 4 0x0 When STENCIL_ENABLE is set, setting + STENCIL_FRONT_BACK bit to one specifies that + stencilfunc/stencilfail/stencilzpass/stencilzfail registers are + used if the quad is generated from front faced primitive + and + stencilfunc_bf/stencilfail_bf/stencilzpass_bf/stencilzfail_bf + are used if the quad is generated from a back faced + primitive. If the STENCIL_FRONT_BACK is not set, + then stencilfunc/stencilfail/stencilzpass/stencilzfail + registers determine the operation independent of the + front/back face state of the quad. +© 2008 Advanced Micro Devices, Inc. +Proprietary 268 + Revision 1.3 March 30, 2008 + + + + + POSSIBLE VALUES: + 00 - Disable + 01 - Enable +ZSIGNED_MAGNITUDE 5 0x0 Specifies the signed number type to use for the Z buffer + comparison. This only has an effect when + ZSIGNED_COMPARE is enabled. + + POSSIBLE VALUES: + 00 - Twos complement + 01 - Signed magnitude +STENCIL_REFMASK_FRONT_BACK 6 0x0 POSSIBLE VALUES: + 00 - Disable + 01 - Enable + + + +ZB:ZB_DEPTHCLEARVALUE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4f28 +DESCRIPTION: Z Buffer Clear Value +Field Name Bits Default Description +DEPTHCLEARVALUE 31:0 0x0 When a block has a Z Mask value of 0, all Z values in + that block are cleared to this value. In 24bpp, the stencil + value is also updated regardless of whether it is enabled + or not. + + + +ZB:ZB_DEPTHOFFSET · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4f20 +DESCRIPTION: Z Buffer Address Offset +Field Name Bits Default Description +DEPTHOFFSET 31:5 0x0 2K aligned Z buffer address offset for macro tiles. + + + +ZB:ZB_DEPTHPITCH · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4f24 +DESCRIPTION: Z Buffer Pitch and Endian Control +Field Name Bits Default Description +DEPTHPITCH 13:2 0x0 Z buffer pitch in multiples of 4 pixels. +DEPTHMACROTILE 16 0x0 Specifies whether Z buffer is macro-tiled. macro-tiles are + 2K aligned + + POSSIBLE VALUES: + 00 - macro tiling disabled + 01 - macro tiling enabled +DEPTHMICROTILE 18:17 0x0 Specifies whether Z buffer is micro-tiled. micro-tiles is + 32 bytes + + POSSIBLE VALUES: + 00 - 32 byte cache line is linear + +© 2008 Advanced Micro Devices, Inc. +Proprietary 269 + Revision 1.3 March 30, 2008 + + + + + 01 - 32 byte cache line is tiled + 02 - 32 byte cache line is tiled square (only applies to + 16-bit pixels) + 03 - Reserved +DEPTHENDIAN 20:19 0x0 Specifies endian control for the Z buffer. + + POSSIBLE VALUES: + 00 - No swap + 01 - Word swap + 02 - Dword swap + 03 - Half Dword swap + + + +ZB:ZB_DEPTHXY_OFFSET · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4f60 +DESCRIPTION: Depth buffer X and Y coordinate offset +Field Name Bits Default Description +DEPTHX_OFFSET 11:1 0x0 X coordinate offset. multiple of 32 . Bits 4:0 have to be + zero +DEPTHY_OFFSET 27:17 0x0 Y coordinate offset. multiple of 32 . Bits 4:0 have to be + zero + + + +ZB:ZB_FIFO_SIZE · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4fd0 +DESCRIPTION: Sets the fifo sizes +Field Name Bits Default Description +OP_FIFO_SIZE 1:0 0x0 Determines the size of the op fifo + + POSSIBLE VALUES: + 00 - Full size + 01 - 1/2 size + 02 - 1/4 size + 03 - 1/8 size + + + +ZB:ZB_FORMAT · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4f10 +DESCRIPTION: Format of the Data in the Z buffer +Field Name Bits Default Description +DEPTHFORMAT 3:0 0x0 Specifies the format of the Z buffer. + + POSSIBLE VALUES: + 00 - 16-bit Integer Z + 01 - 16-bit compressed 13E3 + 02 - 24-bit Integer Z, 8 bit Stencil (LSBs) + 03 - RESERVED + 04 - RESERVED + 05 - RESERVED + 06 - RESERVED + +© 2008 Advanced Micro Devices, Inc. +Proprietary 270 + Revision 1.3 March 30, 2008 + + + + + 07 - RESERVED + 08 - RESERVED + 09 - RESERVED + 10 - RESERVED + 11 - RESERVED + 12 - RESERVED + 13 - RESERVED + 14 - RESERVED + 15 - RESERVED +INVERT 4 0x0 POSSIBLE VALUES: + 00 - in 13E3 format , count leading 1`s + 01 - in 13E3 format , count leading 0`s. +PEQ8 5 0x0 This bit is unused + + + +ZB:ZB_HIZ_DWORD · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4f4c +DESCRIPTION: Hierarchical Z Data +Field Name Bits Default Description +HIZ_DWORD 31:0 0x0 This DWORD contains 8-bit values for 4 blocks.. + Reading this register causes a read from the address + pointed to by RDINDEX. Writing to this register causes + a write to the address pointed to by WRINDEX. + + + +ZB:ZB_HIZ_OFFSET · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4f44 +DESCRIPTION: Hierarchical Z Memory Offset +Field Name Bits Default Description +HIZ_OFFSET 17:2 0x0 DWORD offset into HiZ RAM. + + + +ZB:ZB_HIZ_PITCH · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4f54 +DESCRIPTION: Hierarchical Z Pitch +Field Name Bits Default Description +HIZ_PITCH 13:4 0x0 Pitch used in HiZ address computation. + + + +ZB:ZB_HIZ_RDINDEX · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4f50 +DESCRIPTION: Hierarchical Z Read Index +Field Name Bits Default Description +HIZ_RDINDEX 17:2 0x0 Read index into HiZ RAM. + + + +ZB:ZB_HIZ_WRINDEX · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4f48 +DESCRIPTION: Hierarchical Z Write Index +Field Name Bits Default Description +© 2008 Advanced Micro Devices, Inc. +Proprietary 271 + Revision 1.3 March 30, 2008 + + + + +HIZ_WRINDEX 17:2 0x0 Self-incrementing write index into the HiZ RAM. + Starting write index must start on a DWORD boundary. + Each time ZB_HIZ_DWORD is written, this index will + autoincrement. HIZ_OFFSET and HIZ_PITCH are not + used to compute read/write address to HIZ ram, when it + is accessed through WRINDEX and DWORD + + + +ZB:ZB_STENCILREFMASK · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4f08 +DESCRIPTION: Stencil Reference Value and Mask +Field Name Bits Default Description +STENCILREF 7:0 0x0 Specifies the reference stencil value. +STENCILMASK 15:8 0x0 This value is ANDed with both the reference and the + current stencil value prior to the stencil test. +STENCILWRITEMASK 23:16 0x0 Specifies the write mask for the stencil planes. + + + +ZB:ZB_STENCILREFMASK_BF · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4fd4 +DESCRIPTION: Stencil Reference Value and Mask for backfacing quads +Field Name Bits Default Description +STENCILREF 7:0 0x0 Specifies the reference stencil value. +STENCILMASK 15:8 0x0 This value is ANDed with both the reference and the + current stencil value prior to the stencil test. +STENCILWRITEMASK 23:16 0x0 Specifies the write mask for the stencil planes. + + + +ZB:ZB_ZCACHE_CTLSTAT · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4f18 +DESCRIPTION: Z Buffer Cache Control/Status +Field Name Bits Default Description +ZC_FLUSH 0 0x0 Setting this bit flushes the dirty data from the Z cache. + Unless ZC_FREE bit is also set, the tags in the cache + remain valid. A purge is achieved by setting both + ZC_FLUSH and ZC_FREE. This is a sticky bit and it + clears itself at the end of the operation. + + POSSIBLE VALUES: + 00 - No effect + 01 - Flush and Free Z cache lines +ZC_FREE 1 0x0 Setting this bit invalidates the Z cache tags. Unless + ZC_FLUSH bit is also set, the cachelines are not written + to memory. A purge is achieved by setting both + ZC_FLUSH and ZC_FREE. This is a sticky bit that + clears itself at the end of the operation. + + POSSIBLE VALUES: + 00 - No effect + +© 2008 Advanced Micro Devices, Inc. +Proprietary 272 + Revision 1.3 March 30, 2008 + + + + + 01 - Free Z cache lines (invalidate) +ZC_BUSY 31 0x0 This bit is unused ... + + POSSIBLE VALUES: + 00 - Idle + 01 - Busy + + + +ZB:ZB_ZPASS_ADDR · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4f5c +DESCRIPTION: Z Buffer Z Pass Counter Address +Field Name Bits Default Description +ZPASS_ADDR 31:2 0x0 Writing this location with a DWORD address causes the + value in ZB_ZPASS_DATA to be written to main + memory at the location pointed to by this address. + NOTE: R300 has 2 pixel pipes. Broadcasting this address + causes both pipes to write their ZPASS value to the same + address. There is no guarantee which pipe will write last. + So when writing to this register, the GA needs to be + programmed to send the write command to pipe 0. Then + a different address needs to be written to pipe 1. Then + both pipes should be enabled for further register writes. + + + +ZB:ZB_ZPASS_DATA · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4f58 +DESCRIPTION: Z Buffer Z Pass Counter Data +Field Name Bits Default Description +ZPASS_DATA 31:0 0x0 Contains the number of Z passed pixels since the last + write to this location. Writing this location resets the + count to the value written. + + + +ZB:ZB_ZSTENCILCNTL · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4f04 +DESCRIPTION: Z and Stencil Function Control +Field Name Bits Default Description +ZFUNC 2:0 0x0 Specifies the Z function. + + POSSIBLE VALUES: + 00 - Never + 01 - Less + 02 - Less or Equal + 03 - Equal + 04 - Greater or Equal + 05 - Greater Than + 06 - Not Equal + 07 - Always +STENCILFUNC 5:3 0x0 Specifies the stencil function. + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 273 + Revision 1.3 March 30, 2008 + + + + + POSSIBLE VALUES: + 00 - Never + 01 - Less + 02 - Less or Equal + 03 - Equal + 04 - Greater or Equal + 05 - Greater + 06 - Not Equal + 07 - Always +STENCILFAIL 8:6 0x0 Specifies the stencil value to be written if the stencil test + fails. + + POSSIBLE VALUES: + 00 - Keep: New value = Old value + 01 - Zero: New value = 0 + 02 - Replace: New value = STENCILREF + 03 - Increment: New value++ (clamp) + 04 - Decrement: New value-- (clamp) + 05 - Invert new value: New value = !Old value + 06 - Increment: New value++ (wrap) + 07 - Decrement: New value-- (wrap) +STENCILZPASS 11:9 0x0 Same encoding as STENCILFAIL. Specifies the stencil + value to be written if the stencil test passes and the Z test + passes (or is not enabled). +STENCILZFAIL 14:12 0x0 Same encoding as STENCILFAIL. Specifies the stencil + value to be written if the stencil test passes and the Z test + fails. +STENCILFUNC_BF 17:15 0x0 Same encoding as STENCILFUNC. Specifies the stencil + function for back faced quads , if + STENCIL_FRONT_BACK = 1. +STENCILFAIL_BF 20:18 0x0 Same encoding as STENCILFAIL. Specifies the stencil + value to be written if the stencil test fails for back faced + quads, if STENCIL_FRONT_BACK = 1 +STENCILZPASS_BF 23:21 0x0 Same encoding as STENCILFAIL. Specifies the stencil + value to be written if the stencil test passes and the Z test + passes (or is not enabled) for back faced quads, if + STENCIL_FRONT_BACK = 1 +STENCILZFAIL_BF 26:24 0x0 Same encoding as STENCILFAIL. Specifies the stencil + value to be written if the stencil test passes and the Z test + fails for back faced quads, if STENCIL_FRONT_BACK + =1 +ZERO_OUTPUT_MASK 27 0x0 Zeroes the zb coverage mask output. This does not affect + the updating of the depth or stencil values. + + POSSIBLE VALUES: + 00 - Disable + 01 - Enable + + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 274 + Revision 1.3 March 30, 2008 + + + + +ZB:ZB_ZTOP · [R/W] · 32 bits · Access: 8/16/32 · MMReg:0x4f14 +Field Name Bits Default Description +ZTOP 0 0x0 POSSIBLE VALUES: + 00 - Z is at the bottom of the pipe, after the fog unit. + 01 - Z is at the top of the pipe, after the scan unit. + + + + +© 2008 Advanced Micro Devices, Inc. +Proprietary 275 diff --git a/r300reg.xml b/r300reg.xml new file mode 100644 index 0000000..648adbe --- /dev/null +++ b/r300reg.xml @@ -0,0 +1,6928 @@ + + + + + + Normal operation. + Resolve operation. + + + 1.0 + 2.2 + + + Add and Clamp + Add but no Clamp + Subtract Dst from Src, and Clamp + Subtract Dst from Src, and don`t Clamp + Minimum of Src, Dst (the src and dst blend functions are forced to D3D_ONE) + Maximum of Src, Dst (the src and dst blend functions are forced to D3D_ONE) + Subtract Src from Dst, and Clamp + Subtract Src from Dst, and don`t Clamp + + + D3D_ZERO + D3D_ONE + D3D_SRCCOLOR + D3D_INVSRCCOLOR + D3D_SRCALPHA + D3D_INVSRCALPHA + D3D_DESTALPHA + D3D_INVDESTALPHA + D3D_DESTCOLOR + D3D_INVDESTCOLOR + D3D_SRCALPHASAT + D3D_BOTHSRCALPHA + D3D_BOTHINVSRCALPHA + GL_ZERO + GL_ONE + GL_SRC_COLOR + GL_ONE_MINUS_SRC_COLOR + GL_DST_COLOR + GL_ONE_MINUS_DST_COLOR + GL_SRC_ALPHA + GL_ONE_MINUS_SRC_ALPHA + GL_DST_ALPHA + GL_ONE_MINUS_DST_ALPHA + GL_SRC_ALPHA_SATURATE + GL_CONSTANT_COLOR + GL_ONE_MINUS_CONSTANT_COLOR + GL_CONSTANT_ALPHA + GL_ONE_MINUS_CONSTANT_ALPHA + + + D3D_ZERO + D3D_ONE + D3D_SRCCOLOR + D3D_INVSRCCOLOR + D3D_SRCALPHA + D3D_INVSRCALPHA + D3D_DESTALPHA + D3D_INVDESTALPHA + D3D_DESTCOLOR + D3D_INVDESTCOLOR + GL_ZERO + GL_ONE + GL_SRC_COLOR + GL_ONE_MINUS_SRC_COLOR + GL_DST_COLOR + GL_ONE_MINUS_DST_COLOR + GL_SRC_ALPHA + GL_ONE_MINUS_SRC_ALPHA + GL_DST_ALPHA + GL_ONE_MINUS_DST_ALPHA + GL_CONSTANT_COLOR + GL_ONE_MINUS_CONSTANT_COLOR + GL_CONSTANT_ALPHA + GL_ONE_MINUS_CONSTANT_ALPHA + + + Disable + Enable + + + Disabled (Use RB3D_BLENDCNTL) + Enabled (Use RB3D_ABLENDCNTL) + + + Disable reads + Enable reads + + + 1 buffer. This is the only mode where the cb processes the end of packet command. + 2 buffers + 3 buffers + 4 buffers + + + Disable color compare. + Enable color compare. + + + Disable AA compression + Enable AA compression + + + 3D destination is not macrotiled + 3D destination is macrotiled + + + 3D destination is no microtiled + 3D destination is microtiled + 3D destination is square microtiled. Only available in 16-bit + + + No swap + Word swap (2 bytes in 16-bit) + Dword swap (4 bytes in a 32-bit) + Half-Dword swap (2 16-bit in a 32-bit) + + + disable + enable + + + Truncate + Round + LUT dither + + + AF_NEVER + AF_LESS + AF_EQUAL + AF_LE + AF_GREATER + AF_NOTEQUAL + AF_GE + AF_ALWAYS + + + Disable alpha function. + Enable alpha function. + + + Disable alpha to mask function. + Enable alpha to mask function. + + + 2/4 sub-pixel samples. + 3/6 sub-pixel samples. + + + Disable Dithering + Enable Dithering. + + + Solid fill color + Flat shading + Gouraud shading + + + No effect. + Prevents TCL interface from deadlocking on GA side. + + + No effect. + Enables high-performance register/primitive switching. + + + Horizontal + Vertical + Square (horizontal or vertical depending upon slope) + Computed (perpendicular to slope) + + + Draw points. + Draw lines. + Draw triangles. + 7. + + + Round to trunc + Round to nearest + + + Disable point texture stuffing. + Enable point texture stuffing. + + + Disable line texture stuffing. + Enable line texture stuffing. + + + Disable triangle texture stuffing. + Enable triangle texture stuffing. + + + Disable stencil auto inc/dec (def). + Enable stencil auto inc/dec based on triangle cw/ccw, force into dzy low bit. + Force 0 into dzy low bit. + + + 32 words + 64 words + 128 words + 256 words + + + 16 words + 32 words + 64 words + 128 words + + + 64 words + 128 words + 256 words + 512 words + + + 0 words + 4 words + 8 words + 12 words + + + Select C0A + Select C1A + Select C2A + Select C3A + Select 1/(1/W) + Select Z + + + Select Z + Select 1/(1/W) + + + Select (1/W) + Select 1.0 + + + Tiling disabled. + Tiling enabled (def). + + + 1x1 tile (one 1x1). + 2 tiles (two 1x1 : ST-A,B). + 4 tiles (one 2x2). + 8 tiles (two 2x2 : ST-A,B). + 16 tiles (one 4x4). + 32 tiles (two 4x4 : ST-A,B). + 64 tiles (one 8x8). + 128 tiles (two 8x8 : ST-A,B). + + + ST-A tile. + ST-B tile. + + + Select 1/12 subpixel precision. + Select 1/16 subpixel precision. + + + No write - texture coordinate not valid + write - texture valid + + + Sample texture coordinates at real pixel centers + Sample texture coordinates at adjusted pixel centers + + + Four components (R,G,B,A) + Three components (R,G,B,0) + Three components (R,G,B,1) + One component (0,0,0,A) + Zero components (0,0,0,0) + Zero components (0,0,0,1) + One component (1,1,1,A) + Zero components (1,1,1,0) + Zero components (1,1,1,1) + + + C + 1st texture component + C + 2nd texture component + C + 3rd texture component + C + 4th texture component + K + The value 0.0 + K + The value 1.0 + + + L-in,R-in,HT-in,HB-in + L-in,R-in,HT-in,HB-out + L-in,R-in,HT-out,HB-in + L-in,R-in,HT-out,HB-out + L-in,R-out,HT-in,HB-in + L-in,R-out,HT-in,HB-out + L-in,R-out,HT-out,HB-in + L-in,R-out,HT-out,HB-out + L-out,R-in,HT-in,HB-in + L-out,R-in,HT-in,HB-out + L-out,R-in,HT-out,HB-in + L-out,R-in,HT-out,HB-out + L-out,R-out,HT-in,HB-in + L-out,R-out,HT-in,HB-out + L-out,R-out,HT-out,HB-in + L-out,R-out,HT-out,HB-out + T-in,B-in,VL-in,VR-in + T-in,B-in,VL-in,VR-out + T-in,B-in,VL,VR-in + T-in,B-in,VL-out,VR-out + T-out,B-in,VL-in,VR-in + T-out,B-in,VL-in,VR-out + T-out,B-in,VL-out,VR-in + T-out,B-in,VL-out,VR-out + T-in,B-out,VL-in,VR-in + T-in,B-out,VL-in,VR-out + T-in,B-out,VL-out,VR-in + T-in,B-out,VL-out,VR-out + T-out,B-out,VL-in,VR-in + T-out,B-out,VL-in,VR-out + T-out,B-out,VL-out,VR-in + T-out,B-out,VL-out,VR-out + + + L-in,R-in,HT-in,HB-in + L-in,R-in,HT-in,HB-out + L-in,R-in,HT-out,HB-in + L-in,R-in,HT-out,HB-out + L-in,R-out,HT-in,HB-in + L-in,R-out,HT-in,HB-out + L-in,R-out,HT-out,HB-in + L-in,R-out,HT-out,HB-out + L-out,R-in,HT-in,HB-in + L-out,R-in,HT-in,HB-out + L-out,R-in,HT-out,HB-in + L-out,R-in,HT-out,HB-out + L-out,R-out,HT-in,HB-in + L-out,R-out,HT-in,HB-out + L-out,R-out,HT-out,HB-in + L-out,R-out,HT-out,HB-out + T-in,B-in,VL-in,VR-in + T-in,B-in,VL-in,VR-out + T-in,B-in,VL,VR-in + T-in,B-in,VL-out,VR-out + T-in,B-out,VL-in,VR-in + T-in,B-out,VL-in,VR-out + T-in,B-out,VL-out,VR-in + T-in,B-out,VL-out,VR-out + T-out,B-in,VL-in,VR-in + T-out,B-in,VL-in,VR-out + T-out,B-in,VL-out,VR-in + T-out,B-in,VL-out,VR-out + T-out,B-out,VL-in,VR-in + T-out,B-out,VL-in,VR-out + T-out,B-out,VL-out,VR-in + T-out,B-out,VL-out,VR-out + + + Wrap (repeat) + Mirror + Clamp to last texel (0.0 to 1.0) + MirrorOnce to last texel (-1.0 to 1.0) + Clamp half way to border color (0.0 to 1.0) + MirrorOnce half way to border color (-1.0 to 1.0) + Clamp to border color (0.0 to 1.0) + MirrorOnce to border color (-1.0 to 1.0) + + + Point + Linear + + + None + Point + Linear + + + None (no filter specifed, select from MIN/MAG filters) + Point + Linear + + + Disable + ChromaKey (kill pixel if any sample matches chroma key) + ChromaKeyBlend (set sample to 0 if it matches chroma key) + + + Normal rounding on all components (+0.5) + MPEG4 rounding on all components (+0.25) + + + Dont truncate coordinate fractions. + Truncate coordinate fractions to 0.0 and 0.5 for MPEG + + + Non-Projected + Projected + + + Use TXWIDTH for image addressing + Use TXPITCH for image addressing + + + Disable gamma removal + Enable gamma removal + + + Disable YUV to RGB conversion + Enable YUV to RGB conversion (with clamp) + Enable YUV to RGB conversion (without clamp) + + + Disable swap YUV mode + Enable swap YUV mode (hw inverts upper bit of U and V) + + + 2D + 3D + Cube + + + WHOLE + HALF_REGION_0 + HALF_REGION_1 + FOURTH_REGION_0 + FOURTH_REGION_1 + FOURTH_REGION_2 + FOURTH_REGION_3 + EIGHTH_REGION_0 + EIGHTH_REGION_1 + EIGHTH_REGION_2 + EIGHTH_REGION_3 + EIGHTH_REGION_4 + EIGHTH_REGION_5 + EIGHTH_REGION_6 + EIGHTH_REGION_7 + SIXTEENTH_REGION_0 + SIXTEENTH_REGION_1 + SIXTEENTH_REGION_2 + SIXTEENTH_REGION_3 + SIXTEENTH_REGION_4 + SIXTEENTH_REGION_5 + SIXTEENTH_REGION_6 + SIXTEENTH_REGION_7 + SIXTEENTH_REGION_8 + SIXTEENTH_REGION_9 + SIXTEENTH_REGION_A + SIXTEENTH_REGION_B + SIXTEENTH_REGION_C + SIXTEENTH_REGION_D + SIXTEENTH_REGION_E + SIXTEENTH_REGION_F + + + No swap + 16 bit swap + 32 bit swap + Half-DWORD swap + + + 2KB page is linear + 2KB page is tiled + + + 32 byte cache line is linear + 32 byte cache line is tiled + 32 byte cache line is tiled square (only applies to 16-bit texel) + + + A: Output to render target A + B: Output to render target B + C: Output to render target C + D: Output to render target D + + + src0.r + src0.g + src0.b + src1.r + src1.g + src1.b + src2.r + src2.g + src2.b + src0.a + src1.a + src2.a + srcp.r + srcp.g + srcp.b + srcp.a + 0.0 + 1.0 + 0.5 + + + NOP: Do not modify input + NEG: Negate input + ABS: Take absolute value of input + NAB: Take negative absolute value of input + + + 1.0-2.0*A0 + A1-A0 + A1+A0 + 1.0-A0 + + + Result + Result *2 + Result *4 + Result *8 + Result / 2 + Result / 4 + Result / 8 + + + Do not clamp output. + Clamp output to the range [0,1]. + + + NONE: No not write any output. + R: Write the red channel only. + G: Write the green channel only. + RG: Write the red and green channels. + B: Write the blue channel only. + RB: Write the red and blue channels. + GB: Write the green and blue channels. + RGB: Write the red, green, and blue channels. + + + src0.rgb + src0.rrr + src0.ggg + src0.bbb + src1.rgb + src1.rrr + src1.ggg + src1.bbb + src2.rgb + src2.rrr + src2.ggg + src2.bbb + src0.aaa + src1.aaa + src2.aaa + srcp.rgb + srcp.rrr + srcp.ggg + srcp.bbb + srcp.aaa + 0.0 + 1.0 + 0.5 + src0.gbr + src1.gbr + src2.gbr + src0.brg + src1.brg + src2.brg + src0.abg + src1.abg + src2.abg + + + 1.0-2.0*RGB0 + RGB1-RGB0 + RGB1+RGB0 + 1.0-RGB0 + + + Disabled + Enabled + + + C4_8 (S/U) + C4_10 (U) + C4_10_GAMMA - (U) + C_ + (S/U) + C2_ + (S/U) + C4_ + (S/U) + C_16_MPEG - (S) + C2_16_MPEG - (S) + C2_ + (U) + C_3_3_ + (U) + C_6_5_ + (S/U) + C_11_11_ + (S/U) + C_10_11_ + (S/U) + C_2_10_10_ + (S/U) + UNUSED - Render target is not used + C_16_FP - (S10E5) + C2_16_FP - (S10E5) + C4_16_FP - (S10E5) + C_32_FP - (S23E8) + C2_32_FP - (S23E8) + C4_32_FP - (S23E8) + + + Alpha + Red + Green + Blue + + + WSRC_US - W comes from shader instruction + WSRC_RAS - W comes from rasterizer + + + -W < X < W, -W < Y < W, -W < Z < W (OpenGL Definition) + -W < X < W, -W < Y < W, 0 < Z < W (DirectX Definition) + + + (2^n - 1) (i.e. 8-bit -> 0. + 255.0) 0 1 0. + 1.0 1 0 -2^(n-1) - (2^(n-1) - 1) (i.e. 8-bit -> -128. + 127.0) 1 1 -1. + 1.0 where n is the number of bits in the associated fixed point value For signed, normalize conversion, since the fixed point range is not evenly distributed around 0, there are 3 different methods supported by R300. See the VAP_PSC_SGN_NORM_CNTL description for details. + + + Hierarchical Z Disabled + Hierarchical Z Enabled + + + Update Hierarchical Z with Max value + Update Hierarchical Z with Min value + + + Fast Fill Disabled + Fast Fill Enabled (ZB_DEPTHCLEARVALUE ) + + + Z Read Compression Disabled + Z Read Compression Enabled + + + Z Write Compression Disabled + Z Write Compression Enabled + + + Z unit cache controller does RMW + Z unit cache controller does cache-line granular Write only + + + 16-bit Integer Z + 16-bit compressed 13E3 + 24-bit Integer Z, 8 bit Stencil (LSBs) + + + Never + Less + Less or Equal + Equal + Greater or Equal + Greater Than + Not Equal + Always + + + Never + Less + Less or Equal + Equal + Greater or Equal + Greater + Not Equal + Always + + + Keep: New value = Old value + Zero: New value = 0 + Replace: New value = STENCILREF + Increment: New value++ (clamp) + Decrement: New value-- (clamp) + Invert new value: New value = !Old value + Increment: New value++ (wrap) + Decrement: New value-- (wrap) + + + >PIO, + >BM + + + Physical (Default), + Virtual + + + Full size + 1/2 size + 1/4 size + 1/8 size + + + No override + Stuff texture 0 + Stuff texture 1 + Stuff texture 2 + Stuff texture 3 + Stuff texture 4 + Stuff texture 5 + Stuff texture 6 + Stuff texture 7 + Stuff texture 8/C2 + Stuff texture 9/C3 + + + Replicate VAP source texture coordinates (S,T,[R,Q]). + Stuff with source texture coordinates (S,T). + Stuff with source texture coordinates (S,T,R). + + + Disable cylindrical wrapping. + Enable cylindrical wrapping. + + + Disable, ARGB = 1,0,0,0 + Enable + + + Filter4 + Point + Linear + + + Component filter should interpret texel data as unsigned + Component filter should interpret texel data as signed + + + Select Texture Component0. + Select Texture Component1. + Select Texture Component2. + Select Texture Component3. + Select the value 0. + Select the value 1. + + + NONE: Do not modify destination address. + RELATIVE: Add aL to address before write. + + + src0 + src1 + src2 + srcp + + + Red + Green + Blue + Alpha + Zero + Half + One + Unused + + + Result * 1 + Result * 2 + Result * 4 + Result * 8 + Result / 2 + Result / 4 + Result / 8 + Disable output modifier and clamping (result is copied exactly; only valid for MIN/MAX/CMP/CND) + + + A: Output to render target A. Predicate == (ALU) + B: Output to render target B. Predicate < (ALU) + C: Output to render target C. Predicate >= (ALU) + D: Output to render target D. Predicate != (ALU) + + + TEMPORARY: Address temporary register or inline constant value. + CONSTANT: Address constant register. + + + NONE: Do not modify source address. + RELATIVE: Add aL before lookup. + + + Normal predication + Invert the value of the predicate + + + NONE: Do not write any output. + R: Write the red channel only. + G: Write the green channel only. + RG: Write the red and green channels. + B: Write the blue channel only. + RB: Write the red and blue channels. + GB: Write the green and blue channels. + RGB: Write the red, green, and blue channels. + + + NONE: Do not modify source address + RELATIVE: Add aL before lookup. + + + Use R channel as S coordinate + Use G channel as S coordinate + Use B channel as S coordinate + Use A channel as S coordinate + + + Use R channel as T coordinate + Use G channel as T coordinate + Use B channel as T coordinate + Use A channel as T coordinate + + + Use R channel as R coordinate + Use G channel as R coordinate + Use B channel as R coordinate + Use A channel as R coordinate + + + Use R channel as Q coordinate + Use G channel as Q coordinate + Use B channel as Q coordinate + Use A channel as Q coordinate + + + [8:0];2 + [7:0]) + + + [23:15];2 + [22:15]) + + + + + Resolve buffer destination address. The cache must be empty before changing this register if the cb is in resolve mode. Unpipelined + + 256-bit aligned 3D resolve destination offset. + + + + Resolve Buffer Pitch and Tiling Control. The cache must be empty before changing this register if the cb is in resolve mode. Unpipelined + + 3D destination pitch in multiples of 2-pixels. + + + + Alpha Blend Control for Alpha Channel. Pipelined through the blender. + + Combine Function , Allows modification of how the SRCBLEND and DESTBLEND are combined. + + + + Source Blend Function , Alpha blending function (SRC). + + + + Destination Blend Function , Alpha blending function (DST). + + + + + Color Compare Color. Stalls the 2d/3d datapath until it is idle. + + + Color Compare Flip. Stalls the 2d/3d datapath until it is idle. + + + Color Compare Mask. Stalls the 2d/3d datapath until it is idle. + + + + Color Buffer Address Offset of multibuffer 0. Unpipelined. + + 256-bit aligned 3D destination offset address. The cache must be empty before this is changed. + + + + + Dithering control register. Pipelined through the blender. + + Dither mode + + + + + + + + + Destination Color Buffer Cache Control/Status. If the cb is in e2 mode, then a flush or free will not occur upon a write to this register, but a sync will be immediately sent if one is requested. If both DC_FLUSH and DC_FREE are zero but DC_FINISH is one, then a sync will be sent immediately -- the cb will not wait for all the previous operations to complete before sending the sync. Unpipelined except when DC_FINISH and DC_FREE are both set to zero. + + Setting this bit flushes dirty data from the 3D Dst Cache. Unless the DC_FREE bits are also set, the tags in the cache remain valid. A purge is achieved by setting both DC_FLUSH and DC_FREE. + No effect + No effect + Flushes dirty 3D data + Flushes dirty 3D data + + + Setting this bit invalidates the 3D Dst Cache tags. Unless the DC_FLUSH bit is also set, the cache lines are not written to memory. A purge is achieved by setting both DC_FLUSH and DC_FREE. + No effect + No effect + Free 3D tags + Free 3D tags + + + + do not send a finish signal to the CP + send a finish signal to the CP after the end of operation + + + + 3D ROP Control. Stalls the 2d/3d datapath until it is idle. + + + Disable ROP. (Forces ROP2 to be 0xC). + Enabled + + + ROP2 code for 3D fragments. This value is replicated into 2 nibbles to form the equivalent ROP3 code to control the ROP3 logic. These are the GDI ROP2 codes. + + + + Where does depth come from? + + + Depth comes from scan converter as plane equation. + Depth comes from shader as four discrete values. + + + + Fog Blending Enable + + Enable for fog blending + Disables fog (output matches input color). + Enables fog. + + + Fog generation function + Fog function is linear + Fog function is exponential + Fog function is exponential squared + Fog is derived from constant fog factor + + + + Specifies per RGB or Alpha shading method. + + Specifies solid, flat or Gouraud shading. + + + + Specifies solid, flat or Gouraud shading. + + + + Specifies solid, flat or Gouraud shading. + + + + Specifies solid, flat or Gouraud shading. + + + + Specifies solid, flat or Gouraud shading. + + + + Specifies solid, flat or Gouraud shading. + + + + Specifies solid, flat or Gouraud shading. + + + + Specifies solid, flat or Gouraud shading. + + + + Specifies, for flat shaded polygons, which vertex holds the polygon color. + Provoking is first vertex + Provoking is second vertex + Provoking is third vertex + Provoking is always last vertex + + + + Specifies the offset to apply to fog. + + + Specifies the scale to apply to fog. + + + S Texture Coordinate Value for Vertex 0 of Line (stuff textures -- i.e. AA) + + + S Texture Coordinate Value for Vertex 1 of Lines (V2 of parallelogram -- stuff textures -- i.e. AA) + + + Line Stipple configuration information. + + Specify type of reset to use for stipple accumulation. + No reseting + Reset per line + Reset per packet + + + Specifies, in truncated (30b) floating point, scale to apply to generated texture coordinates. + + + + Current value of stipple accumulator. + + + Specifies maximum and minimum point & sprite sizes for per vertex size specification. + + Minimum point & sprite radius (in subsamples) size to allow. + + + Maximum point & sprite radius (in subsamples) size to allow. + + + + S Texture Coordinate of Vertex 0 for Point texture stuffing (LLC) + + + S Texture Coordinate of Vertex 2 for Point texture stuffing (URC) + + + T Texture Coordinate of Vertex 0 for Point texture stuffing (LLC) + + + T Texture Coordinate of Vertex 2 for Point texture stuffing (URC) + + + Polygon Mode + + Polygon mode enable. + Disable poly mode (render triangles). + Dual mode (send 2 sets of 3 polys with specified poly type). + + + Specifies how to render front-facing polygons. + + + + Specifies how to render back-facing polygons. + + + + + Specifies amount to shift integer position of vertex (screen space) before converting to float for triangle stipple. + + Amount to shift x position before conversion to SPFP. + + + Amount to shift y position before conversion to SPFP. + + + + Specifies the graphics pipeline configuration for antialiasing. + + Enables antialiasing. + Antialiasing disabled(def) + Antialiasing enabled + + + Specifies the number of subsamples to use while antialiasing. + 2 subsamples + 3 subsamples + 4 subsamples + 6 subsamples + + + + OpenGL Clip rectangles + + Left hand edge of clip rectangle + + + Upper edge of clip rectangle + + + + OpenGL Clip rectangles + + Right hand edge of clip rectangle + + + Lower edge of clip rectangle + + + + + + + + + + OpenGL Clip boolean function + + OpenGL Clip boolean function. The `inside` flags for each of the four clip rectangles form a 4-bit binary number. The corresponding bit in this 16-bit number specifies whether the pixel is visible. + + + + Hierarchical Z Enable + + Enable for hierarchical Z. + Disables Hyper-Z. + Enables Hyper-Z. + + + Specifies whether to compute min or max z value + HZ block computes minimum z value + HZ block computes maximum z value + + + Specifies adjustment to get added or subtracted from computed z value + Add or Subtract 1/256 << ze + Add or Subtract 1/128 << ze + Add or Subtract 1/64 << ze + Add or Subtract 1/32 << ze + Add or Subtract 1/16 << ze + Add or Subtract 1/8 << ze + Add or Subtract 1/4 << ze + Add or Subtract 1/2 << ze + + + Specifies whether vertex 0 z contains minimum z value + Vertex 0 does not contain minimum z value + Vertex 0 does contain minimum z value + + + Specifies whether vertex 0 z contains maximum z value + Vertex 0 does not contain maximum z value + Vertex 0 does contain maximum z value + + + + Scissor rectangle specification + + Left hand edge of scissor rectangle + + + Upper edge of scissor rectangle + + + + Scissor rectangle specification + + Right hand edge of scissor rectangle + + + Lower edge of scissor rectangle + + + + Screen door sample mask + + Screen door sample mask - 1 means sample may be covered, 0 means sample is not covered + + + + Culling Enables + + Enable for front-face culling. + Do not cull front-facing triangles. + Cull front-facing triangles. + + + Enable for back-face culling. + Do not cull back-facing triangles. + Cull back-facing triangles. + + + X-Ored with cross product sign to determine positive facing + Positive cross product is front (CCW). + Negative cross product is front (CW). + + + + SU Depth Offset value + + + SU Depth Scale value + + + Back-Facing Polygon Offset Offset + + + Back-Facing Polygon Offset Scale + + + Enables for polygon offset + + Enables front facing polygon`s offset. + Disable front offset. + Enable front offset. + + + Enables back facing polygon`s offset. + Disable back offset. + Enable back offset. + + + Forces all parallelograms to have FRONT_FACING for poly offset -- Need to have FRONT_ENABLE also set to have Z offset for parallelograms. + Disable front offset for parallelograms. + Enable front offset for parallelograms. + + + + Front-Facing Polygon Offset Offset + + + Front-Facing Polygon Offset Scale + + + Invalidate texture cache tags + + + Horizontal Guard Band Clip Adjust Register + + + Horizontal Guard Band Discard Adjust Register + + + Vertical Guard Band Clip Adjust Register + + + Vertical Guard Band Discard Adjust Register + + + VAP Out/GA Vertex Format Register 0 + + Output the Position Vector + + + Output Color 0 Vector + + + Output Color 1 Vector + + + Output Color 2 Vector + + + Output Color 3 Vector + + + Output Point Size Vector + + + + VAP Out/GA Vertex Format Register 1 + + Number of words in texture 0 = Not Present 1 = 1 component 2 = 2 components 3 = 3 components 4 = 4 components + + + Number of words in texture 0 = Not Present 1 = 1 component 2 = 2 components 3 = 3 components 4 = 4 components + + + Number of words in texture 0 = Not Present 1 = 1 component 2 = 2 components 3 = 3 components 4 = 4 components + + + Number of words in texture 0 = Not Present 1 = 1 component 2 = 2 components 3 = 3 components 4 = 4 components + + + Number of words in texture 0 = Not Present 1 = 1 component 2 = 2 components 3 = 3 components 4 = 4 components + + + Number of words in texture 0 = Not Present 1 = 1 component 2 = 2 components 3 = 3 components 4 = 4 components + + + Number of words in texture 0 = Not Present 1 = 1 component 2 = 2 components 3 = 3 components 4 = 4 components + + + Number of words in texture 0 = Not Present 1 = 1 component 2 = 2 components 3 = 3 components 4 = 4 components + + + + + Setup Engine Data Port 0 through 15. + + + + 128-bit Data Port for Indexed Primitives. + + + + Setup Engine Index Port 0 through 15. + + + + + Programmable Stream Control Extension Word 0 + + X-Component Swizzle Select 0 = SELECT_X 1 = SELECT_Y 2 = SELECT_Z 3 = SELECT_W 4 = SELECT_FP_ZERO (Floating Point 0.0) 5 = SELECT_FP_ONE (Floating Point 1.0) 6,7 RESERVED + + + Y-Component Swizzle Select (See Above) + + + Z-Component Swizzle Select (See Above) + + + W-Component Swizzle Select (See Above) + + + 4-bit write enable. Bit 0 maps to X Bit 1 maps to Y Bit 2 maps to Z Bit 3 maps to W + + + See SWIZZLE_SELECT_X_0 + + + See SWIZZLE_SELECT_Y_0 + + + See SWIZZLE_SELECT_Z_0 + + + See SWIZZLE_SELECT_W_0 + + + See WRITE_ENA_0 + + + + + Programmable Stream Control Signed Normalize Control + + There are 3 methods of normalizing signed numbers: + SGN_NORM_ZERO : value / (2^(n-1)-1), so - 128/127 will be less that -1.0, -127/127 will yeild -1.0, 0/127 will yield 0, and 127/127 will yield 1.0 for 8-bit numbers. + SGN_NORM_ZERO_CLAMP_MINUS_ONE: Same as SGN_NORM_ZERO except -128/127 will yield -1.0 for 8-bit numbers. + SGN_NORM_NO_ZERO: (2 * value + 1)/2^n, so - 128 will yield -255/255 = -1.0, 127 will yield 255/255 = 1.0, but 0 will yield 1/255 != 0. + + + See SGN_NORM_METHOD_0 + + + See SGN_NORM_METHOD_0 + + + See SGN_NORM_METHOD_0 + + + See SGN_NORM_METHOD_0 + + + See SGN_NORM_METHOD_0 + + + See SGN_NORM_METHOD_0 + + + See SGN_NORM_METHOD_0 + + + See SGN_NORM_METHOD_0 + + + See SGN_NORM_METHOD_0 + + + See SGN_NORM_METHOD_0 + + + See SGN_NORM_METHOD_0 + + + See SGN_NORM_METHOD_0 + + + See SGN_NORM_METHOD_0 + + + See SGN_NORM_METHOD_0 + + + See SGN_NORM_METHOD_0 + + + + Programmable Vertex Shader Code Control Register 0 + + First Instruction to Execute in PVS. + + + The PVS Instruction which updates the clip coordinate position for the last time. This value is used to lower the processing priority while trivial clip and back-face culling decisions are made. This field must be set to valid instruction. + + + Last Instruction (Inclusive) for the PVS to execute. + + + + Programmable Vertex Shader Code Control Register 1 + + The PVS Instruction which uses the Input Vertex Memory for the last time. This value is used to free up the Input Vertex Slots ASAP. This field must be set to a valid instruction. + + + + Programmable Vertex Shader Constant Control Register + + Vector Offset into PVS constant memory to the start of the constants for the current shader + + + The maximum constant address which should be generated by the shader (Inst Const Addr + Addr Register). If the address which is generated by the shader is outside the range of 0 to PVS_MAX_CONST_ADDR, then (0,0,0,0) is returned as the source operand data. + + + + + Programmable Vertex Shader Flow Control Addresses Register 0 + + This field defines the last PVS instruction to execute prior to the control flow redirection. JUMP - The last instruction executed prior to the jump LOOP - The last instruction executed prior to the loop (init loop counter/inc) JSR - The last instruction executed prior to the jump to the subroutine. + + + This field has multiple definitions as follows: JUMP - The instruction address to jump to. LOOP - The loop count. *Note loop count of 0 must be replaced by a jump. JSR - The instruction address to jump to (first inst of subroutine). + + + This field has multiple definitions as follows: JUMP - Not Applicable LOOP - The last instruction of the loop. JSR - The last instruction of the subroutine. + + + This field has multiple definitions as follows: JUMP - Not Applicable LOOP - First Instruction of Loop (Typically ACT_ADRS + 1) JSR - First Instruction After JSR (Typically ACT_ADRS + 1) + + + + + Programmable Vertex Shader Flow Control Opcode Register + + This opcode field determines what type of control flow instruction to execute. 0 = NO_OP 1 = JUMP 2 = LOOP 3 = JSR (Jump to Subroutine) + + + See PVS_FC_OPC_0. + + + See PVS_FC_OPC_0. + + + See PVS_FC_OPC_0. + + + See PVS_FC_OPC_0. + + + See PVS_FC_OPC_0. + + + See PVS_FC_OPC_0. + + + See PVS_FC_OPC_0. + + + See PVS_FC_OPC_0. + + + See PVS_FC_OPC_0. + + + See PVS_FC_OPC_0. + + + See PVS_FC_OPC_0. + + + See PVS_FC_OPC_0. + + + See PVS_FC_OPC_0. + + + See PVS_FC_OPC_0. + + + See PVS_FC_OPC_0. + + + + + + + + + Octword offset to begin writing. + + + + + Maximum Vertex Indx Clamp + + If index to be fetched is larger than this value, the fetch indx is set to MAX_INDX + + + + Minimum Vertex Indx Clamp + + If index to be fetched is smaller than this value, the fetch indx is set to MIN_INDX + + + + Viewport Transform X Offset + + + Viewport Transform X Scale Factor + + + Viewport Transform Y Offset + + + Viewport Transform Y Scale Factor + + + Viewport Transform Z Offset + + + Viewport Transform Z Scale Factor + + + Viewport Transform Engine Control + + Viewport Transform Scale Enable for X component + + + Viewport Transform Offset Enable for X component + + + Viewport Transform Scale Enable for Y component + + + Viewport Transform Offset Enable for Y component + + + Viewport Transform Scale Enable for Z component + + + Viewport Transform Offset Enable for Z component + + + Indicates that the incoming X, Y have already been multiplied by 1/W0. If OFF, the Setup Engine will bultiply the X, Y coordinates by 1/W0., + + + Indicates that the incoming Z has already been multiplied by 1/W0. If OFF, the Setup Engine will multiply the Z coordinate by 1/W0. + + + Indicates that the incoming W0 is not 1/W0. If ON, the Setup Engine will perform the reciprocal to get 1/W0. + + + If set, x,y,z viewport transform are performed serially through a single pipeline instead of in parallel. Used to mimic RL300 design. + + + + + Array-of-Structures Address 0 + + Base Address of the Array of Structures. + + + + + + Array-of-Structures Attributes 0 & 1 + + Number of dwords in this structure. + + + Number of dwords from one array element to the next. + + + Number of dwords in this structure. + + + Number of dwords from one array element to the next. + + + + + Vertex Size Specification Register + + This field specifies the number of DWORDS per vertex to expect when VAP_VF_CNTL.PRIM_WALK is set to Vertex Data (vertex data embedded in command stream). This field is not used for any other PRIM_WALK settings. This field replaces the usage of the VAP_VTX_FMT_0/1 for this purpose in prior implementations. + + + + Z Buffer Clear Value + + + Z Buffer Address Offset + + 2K aligned Z buffer address offset for macro tiles. + + + + Z Buffer Pitch and Endian Control + + Z buffer pitch in multiples of 4 pixels. + + + Specifies whether Z buffer is macro-tiled. macro-tiles are 2K aligned + macro tiling disabled + macro tiling enabled + + + Specifies whether Z buffer is micro-tiled. micro-tiles is 32 bytes + 32 byte cache line is linear + 32 byte cache line is tiled + 32 byte cache line is tiled square (only applies to 16-bit pixels) + + + Specifies endian control for the Z buffer. + No swap + Word swap + Dword swap + Half Dword swap + + + + Depth buffer X and Y coordinate offset + + X coordinate offset. multiple of 32 . Bits 4:0 have to be zero + + + Y coordinate offset. multiple of 32 . Bits 4:0 have to be zero + + + + Hierarchical Z Data + + + Hierarchical Z Pitch + + Pitch used in HiZ address computation. + + + + Stencil Reference Value and Mask + + Specifies the reference stencil value. + + + This value is ANDed with both the reference and the current stencil value prior to the stencil test. + + + Specifies the write mask for the stencil planes. + + + + Z Buffer Cache Control/Status + + Setting this bit flushes the dirty data from the Z cache. Unless ZC_FREE bit is also set, the tags in the cache remain valid. A purge is achieved by setting both ZC_FLUSH and ZC_FREE. This is a sticky bit and it clears itself at the end of the operation. + No effect + Flush and Free Z cache lines + + + Setting this bit invalidates the Z cache tags. Unless ZC_FLUSH bit is also set, the cachelines are not written to memory. A purge is achieved by setting both ZC_FLUSH and ZC_FREE. This is a sticky bit that clears itself at the end of the operation. + No effect + Free Z cache lines (invalidate) + + + This bit is unused ... + Idle + Busy + + + + Z Buffer Z Pass Counter Address + + Writing this location with a DWORD address causes the value in ZB_ZPASS_DATA to be written to main memory at the location pointed to by this address. NOTE: R300 has 2 pixel pipes. Broadcasting this address causes both pipes to write their ZPASS value to the same address. There is no guarantee which pipe will write last. So when writing to this register, the GA needs to be programmed to send the write command to pipe 0. Then a different address needs to be written to pipe 1. Then both pipes should be enabled for further register writes. + + + + Z Buffer Z Pass Counter Data + + + + + + Z is at the bottom of the pipe, after the fog unit. + Z is at the top of the pipe, after the scan unit. + + + + + + + Resolve Buffer Control. Unpipelined + + Specifies if the color buffer is in resolve mode. The cache must be empty before changing this register. + + + + Specifies the gamma and degamma to be applied to the samples before and after filtering, respectively. + + + + + Alpha Blend Control for Color Channels. Pipelined through the blender. + + Allow alpha blending with the destination. + + + + Enables use of RB3D_ABLENDCNTL + + + + When blending is enabled, this enables memory reads. Memory reads will still occur when this is disabled if they are for reasons not related to blending. + + + + Discard pixels when blending is enabled based on the src color. + Disable + Discard pixels if src alpha == 0 + Discard pixels if src color == 0 + Discard pixels if (src alpha == 0) && (src color == 0) + Discard pixels if src alpha == 1 + Discard pixels if src color == 1 + Discard pixels if (src alpha == 1) && (src color == 1) + + + Combine Function , Allows modification of how the SRCBLEND and DESTBLEND are combined. + + + + Source Blend Function , Alpha blending function (SRC). + + + + Destination Blend Function , Alpha blending function (DST). + + + + + Unpipelined. + + A quad is replicated and written to this many buffers. + + + + Enables equivalent of rage128 CMP_EQ_FLIP color compare mode. This is used to ensure 3D data does not get chromakeyed away by logic in the backend. + + + + Enables AA color compression. The cache must be empty before this is changed. + + + + Set to 0 + + + + + Color buffer format and tiling control for all the multibuffers and the pitch of multibuffer 0. Unpipelined. The cache must be empty before any of the registers are changed. + + 3D destination pitch in multiples of 2-pixels. + + + Denotes whether the 3D destination is in macrotiled format. + + + + Denotes whether the 3D destination is in microtiled format. + + + + Specifies endian control for the color buffer. + + + + 3D destination color format. + ARGB1555 + RGB565 + ARGB8888 + ARGB32323232 + I8 + ARGB16161616 + YUV422 packed (VYUY) + YUV422 packed (YVYU) + UV88 + ARGB4444 + + + + + 3D Color Channel Mask. If all the channels used in the current color format are disabled, then the cb will discard all the incoming quads. Pipelined through the blender. + + mask bit for blue channel + + + + mask bit for green channel + + + + mask bit for red channel + + + + mask bit for alpha channel + + + + + Clear color that is used when the color mask is set to 00. Unpipelined. + + + Constant color used by the blender. Pipelined through the blender. + + blue constant color + + + green constant color + + + red constant color + + + alpha constant color + + + + Alpha Function + + Specifies the alpha compare value. + + + Specifies the alpha compare function. + + + + Enables/Disables alpha compare function. + + + + Enables/Disables alpha-to-mask function. + + + + Specfies number of sub-pixel samples for alpha-to-mask function. + + + + Enables/Disables RGB Dithering. + + + + + Blue Component of Fog Color + + Blue component of fog color; (0.9) fixed format. + + + + Green Component of Fog Color + + Green component of fog color; (0.9) fixed format. + + + + Red Component of Fog Color + + Red component of fog color; (0.9) fixed format. + + + + Constant Factor for Fog Blending + + Constant fog factor; fixed (0.9) format. + + + + GA Enhancement Register + + TCL/GA Deadlock control. + + + + Enables Fast register/primitive switching + + + + + Line control + + 1/2 width of line, in subpixels; (16.0) fixed format. + + + Specifies how ends of lines should be drawn. + + + + + Specifies x & y offsets for vertex data after conversion to FP. + + Specifies X offset in S15 format (subpixels). + + + Specifies Y offset in S15 format (subpixels). + + + + Dimensions for Points + + 1/2 Height of point; fixed (16.0), subpixel format. + + + 1/2 Width of point; fixed (16.0), subpixel format. + + + + Specifies the rouding mode for geometry & color SPFP to FP conversions. + + Trunc (0) or round to nearest (1) for geometry (XY). + + + + Trunc (0) or round to nearest (1) for colors (RGBA). + + + + Specifies SPFP color clamp range of [0,1] or [-8,8] for RGB. + Clamp to [0,1.0] for RGB + Clamp to [-7.9999, 7.9999] for RGB + + + Specifies SPFP alpha clamp range of [0,1] or [-8,8]. + Clamp to [0,1.0] for Alpha + Clamp to [-7.9999, 7.9999] for Alpha + + + + Specifies number of cycles to assert reset, and also causes RB3D soft reset to assert. + + Count in cycles (def 256). + + + + Specifies blue & alpha components of fill color. + + Component alpha value. (S3.12) + + + Component blue value. (S3.12) + + + + Specifies red & green components of fill color. + + Component green value (S3.12). + + + Component red value (S3.12). + + + + Specifies top of Raster pipe specific enable controls. + + Specifies if points will have stuffed texture coordinates. + + + + Specifies if lines will have stuffed texture coordinates. + + + + Specifies if triangles will have stuffed texture coordinates. + + + + Specifies if the auto dec/inc stencil mode should be enabled, and how. + + + + Specifies the source of the texture coordinates for this texture. + Replicate VAP source texture coordinates 0 (S,T,[R,Q]). + Stuff with source texture coordinates (S,T). + Stuff with source texture coordinates (S,T,R). + + + Specifies the source of the texture coordinates for this texture. + Replicate VAP source texture coordinates 1 (S,T,[R,Q]). + Stuff with source texture coordinates (S,T). + Stuff with source texture coordinates (S,T,R). + + + Specifies the source of the texture coordinates for this texture. + Replicate VAP source texture coordinates 2 (S,T,[R,Q]). + Stuff with source texture coordinates (S,T). + Stuff with source texture coordinates (S,T,R). + + + Specifies the source of the texture coordinates for this texture. + Replicate VAP source texture coordinates 3 (S,T,[R,Q]). + Stuff with source texture coordinates (S,T). + Stuff with source texture coordinates (S,T,R). + + + Specifies the source of the texture coordinates for this texture. + Replicate VAP source texture coordinates 4 (S,T,[R,Q]). + Stuff with source texture coordinates (S,T). + Stuff with source texture coordinates (S,T,R). + + + Specifies the source of the texture coordinates for this texture. + Replicate VAP source texture coordinates 5 (S,T,[R,Q]). + Stuff with source texture coordinates (S,T). + Stuff with source texture coordinates (S,T,R). + + + Specifies the source of the texture coordinates for this texture. + Replicate VAP source texture coordinates 6 (S,T,[R,Q]). + Stuff with source texture coordinates (S,T). + Stuff with source texture coordinates (S,T,R). + + + Specifies the source of the texture coordinates for this texture. + Replicate VAP source texture coordinates 7 (S,T,[R,Q]). + Stuff with source texture coordinates (S,T). + Stuff with source texture coordinates (S,T,R). + + + + Specifies the sizes of the various FIFO`s in the sc/rs/us. This register must be the first one written + + Size of scan converter input FIFO (XYZ) + + + + Size of scan converter top-of-pipe Z FIFO + + + + Size of scan converter input FIFO (B) + + + + Size of ras input FIFO (Texture) + + + + Size of ras input FIFO (Color) + + + + Size of us RAM + + + + Size of us output FIFO (RGBA) + + + + Size of us output FIFO (W) + + + + High water mark for RS color FIFO (0-7, default 7) + + + High water mark for RS texture FIFO (0-7, default 7) + + + High water mark for US output FIFO (0-12, default 4) + + + + High water mark for US texture output FIFO (0-15, default 11) + + + + Specifies the position of multisamples 0 through 2 + + Specifies the x and y position (in subpixels) of multisample 0 + + + Specifies the x and y position (in subpixels) of multisample 0 + + + Specifies the x and y position (in subpixels) of multisample 1 + + + Specifies the x and y position (in subpixels) of multisample 1 + + + Specifies the x and y position (in subpixels) of multisample 2 + + + Specifies the x and y position (in subpixels) of multisample 2 + + + Specifies the minimum y distance (in subpixels) between the pixel edge and the multisample bounding box. This value is used in the tile scan converter + + + msbd0_x[2:0] specifies the minimum x distance (in subpixels) between the pixel edge and the multisample bounding box. This value is used in the tile scan converter. The special case value of 8 is represented by msbd0_x[2:0]=7. msbd0_x[3] is used to force a bounding box based tile scan conversion instead of an intercept based one. This value should always be set to 0. + + + + Specifies the position of multisamples 3 through 5 + + Specifies the x and y position (in subpixels) of multisample 3 + + + Specifies the x and y position (in subpixels) of multisample 3 + + + Specifies the x and y position (in subpixels) of multisample 4 + + + Specifies the x and y position (in subpixels) of multisample 4 + + + Specifies the x and y position (in subpixels) of multisample 5 + + + Specifies the x and y position (in subpixels) of multisample 5 + + + Specifies the minimum distance (in subpixels) between the pixel edge and the multisample bounding box. This value is used in the quad scan converter + + + + Specifies various polygon specific selects (fog, depth, perspective). + + Specifies source for outgoing (GA to SU) fog value. + + + + Specifies source for outgoing (GA/SU & SU/RAS) depth value. + + + + Specifies source for outgoing (1/W) value, used to disable perspective correct colors/textures. + + + + + Specifies the graphics pipeline configuration for rasterization + + Enables tiling, otherwise all tiles receive all polygons. + + + + Specifies the number of active pipes and contexts. + RV350 + R300 + + + Specifies width & height (square), in pixels. + 8 pixels (not supported by zb/cb) + 16 pixels + 32 pixels (not supported by zb/cb) + + + Specifies number of tiles and config in super chip configuration. + + + + X Location of chip within super tile. + + + Y Location of chip within super tile. + + + Tile location of chip in a multi super tile config (Super size of 2,8,32 or 128). + + + + Specifies the subpixel precision. + + + + unused + + + unused + + + + This register specifies the rasterizer input packet configuration + + Specifies the total number of texture address components contained in the rasterizer input packet (0:32). + + + Specifies the total number of colors contained in the rasterizer input packet (0:4). + + + Specifies the total number of w values contained in the rasterizer input packet (0 or 1). + + + Specifies the relative rasterizer input packet location of w (if w_count==1) + + + Enable high resolution texture coordinate output when q is equal to 1 + + + + + This table specifies what happens during each rasterizer instruction + + Specifies the index (into the RS_IP table) of the texture address output during this rasterizer instruction + + + Write enable for texture address + + + + Specifies the destination address (within the current pixel stack frame) of the texture address output during this rasterizer instruction + + + Specifies the index (into the RS_IP table) of the color output during this rasterizer instruction + + + Write enable for color + No write - color not valid + write - color valid + + + Specifies the destination address (within the current pixel stack frame) of the color output during this rasterizer instruction + + + Specifies whether to sample texture coordinates at the real or adjusted pixel centers + + + + unused + + + + + This register specifies the number of rasterizer instructions + + Number of rasterizer instructions (1:16) + + + Specifies that the rasterizer needs to generate w + + + Defines texture coordinate offset (based on min/max coordinate range of triangle) used to minimize or eliminate peroidic errors on texels sampled right on their edges + 0.0 + range/8K + range/16K + range/32K + range/64K + range/128K + range/256K + range/512K + + + + + This table specifies the source location and format for up to 8 texture addresses (i[0]:i[7]) and four colors (c[0]:c[3]) + + Specifies the relative rasterizer input packet location of texture address (i[i]). + + + Specifies the relative rasterizer input packet location of the color (c[i]). + + + Specifies the format of the color (c[i]). + + + + Source select for S, T, R, and Q + + + + Source select for S, T, R, and Q + + + + Source select for S, T, R, and Q + + + + Source select for S, T, R, and Q + + + + + + Edge rules - what happens when an edge falls exactly on a sample point + + Edge rules for triangles, points, left-right lines, right-left lines, upper-bottom lines, bottom-upper lines. For values 0 to 15, bit 0 specifies whether a sample on a horizontal- bottom edge is in, bit 1 specifies whether a sample on a horizontal-top edge is in, bit 2 species whether a sample on a right edge is in, bit 3 specifies whether a sample on a left edge is in. For values 16 to 31, bit 0 specifies whether a sample on a vertical-right edge is in, bit 1 specifies whether a sample on a vertical-left edge is in, bit 2 species whether a sample on a bottom edge is in, bit 3 specifies whether a sample on a top edge is in + + + + Edge rules for triangles, points, left-right lines, right-left lines, upper-bottom lines, bottom-upper lines. For values 0 to 15, bit 0 specifies whether a sample on a horizontal- bottom edge is in, bit 1 specifies whether a sample on a horizontal-top edge is in, bit 2 species whether a sample on a right edge is in, bit 3 specifies whether a sample on a left edge is in. For values 16 to 31, bit 0 specifies whether a sample on a vertical-right edge is in, bit 1 specifies whether a sample on a vertical-left edge is in, bit 2 species whether a sample on a bottom edge is in, bit 3 specifies whether a sample on a top edge is in + + + + Edge rules for triangles, points, left-right lines, right-left lines, upper-bottom lines, bottom-upper lines. For values 0 to 15, bit 0 specifies whether a sample on a horizontal- bottom edge is in, bit 1 specifies whether a sample on a horizontal-top edge is in, bit 2 species whether a sample on a right edge is in, bit 3 specifies whether a sample on a left edge is in. For values 16 to 31, bit 0 specifies whether a sample on a vertical-right edge is in, bit 1 specifies whether a sample on a vertical-left edge is in, bit 2 species whether a sample on a bottom edge is in, bit 3 specifies whether a sample on a top edge is in + + + + Edge rules for triangles, points, left-right lines, right-left lines, upper-bottom lines, bottom-upper lines. For values 0 to 15, bit 0 specifies whether a sample on a horizontal- bottom edge is in, bit 1 specifies whether a sample on a horizontal-top edge is in, bit 2 species whether a sample on a right edge is in, bit 3 specifies whether a sample on a left edge is in. For values 16 to 31, bit 0 specifies whether a sample on a vertical-right edge is in, bit 1 specifies whether a sample on a vertical-left edge is in, bit 2 species whether a sample on a bottom edge is in, bit 3 specifies whether a sample on a top edge is in + + + + Edge rules for triangles, points, left-right lines, right-left lines, upper-bottom lines, bottom-upper lines. For values 0 to 15, bit 0 specifies whether a sample on a horizontal- bottom edge is in, bit 1 specifies whether a sample on a horizontal-top edge is in, bit 2 species whether a sample on a right edge is in, bit 3 specifies whether a sample on a left edge is in. For values 16 to 31, bit 0 specifies whether a sample on a vertical-right edge is in, bit 1 specifies whether a sample on a vertical-left edge is in, bit 2 species whether a sample on a bottom edge is in, bit 3 specifies whether a sample on a top edge is in + + + + Edge rules for triangles, points, left-right lines, right-left lines, upper-bottom lines, bottom-upper lines. For values 0 to 15, bit 0 specifies whether a sample on a horizontal- bottom edge is in, bit 1 specifies whether a sample on a horizontal-top edge is in, bit 2 species whether a sample on a right edge is in, bit 3 specifies whether a sample on a left edge is in. For values 16 to 31, bit 0 specifies whether a sample on a vertical-right edge is in, bit 1 specifies whether a sample on a vertical-left edge is in, bit 2 species whether a sample on a bottom edge is in, bit 3 specifies whether a sample on a top edge is in + + + + + SU Raster pipe destination select for registers + + Select which of the 2 pipes (enable per pipe) to send register read/write to. b0: P0 enable, b3: P1 enable + P0 enable, b + P1 enable + + + + Enables for Cylindrical Wrapping + + + Disable cylindrical wrapping for tex 0 comp 0. + Enable cylindrical wrapping for tex 0 comp 0. + + + + Disable cylindrical wrapping for tex 0 comp 1. + Enable cylindrical wrapping for tex 0 comp 1. + + + + Disable cylindrical wrapping for tex 0 comp 2. + Enable cylindrical wrapping for tex 0 comp 2. + + + + Disable cylindrical wrapping for tex 0 comp 3. + Enable cylindrical wrapping for tex 0 comp 3. + + + + Disable cylindrical wrapping for tex 1 comp 0. + Enable cylindrical wrapping for tex 1 comp 0. + + + + Disable cylindrical wrapping for tex 1 comp 1. + Enable cylindrical wrapping for tex 1 comp 1. + + + + Disable cylindrical wrapping for tex 1 comp 2. + Enable cylindrical wrapping for tex 1 comp 2. + + + + Disable cylindrical wrapping for tex 1 comp 3. + Enable cylindrical wrapping for tex 1 comp 3. + + + + Disable cylindrical wrapping for tex 2 comp 0. + Enable cylindrical wrapping for tex 2 comp 0. + + + + Disable cylindrical wrapping for tex 2 comp 1. + Enable cylindrical wrapping for tex 2 comp 1. + + + + Disable cylindrical wrapping for tex 2 comp 2. + Enable cylindrical wrapping for tex 2 comp 2. + + + + Disable cylindrical wrapping for tex 2 comp 3. + Enable cylindrical wrapping for tex 2 comp 3. + + + + Disable cylindrical wrapping for tex 3 comp 0. + Enable cylindrical wrapping for tex 3 comp 0. + + + + Disable cylindrical wrapping for tex 3 comp 1. + Enable cylindrical wrapping for tex 3 comp 1. + + + + Disable cylindrical wrapping for tex 3 comp 2. + Enable cylindrical wrapping for tex 3 comp 2. + + + + Disable cylindrical wrapping for tex 3 comp 3. + Enable cylindrical wrapping for tex 3 comp 3. + + + + Disable cylindrical wrapping for tex 4 comp 0. + Enable cylindrical wrapping for tex 4 comp 0. + + + + Disable cylindrical wrapping for tex 4 comp 1. + Enable cylindrical wrapping for tex 4 comp 1. + + + + Disable cylindrical wrapping for tex 4 comp 2. + Enable cylindrical wrapping for tex 4 comp 2. + + + + Disable cylindrical wrapping for tex 4 comp 3. + Enable cylindrical wrapping for tex 4 comp 3. + + + + Disable cylindrical wrapping for tex 5 comp 0. + Enable cylindrical wrapping for tex 5 comp 0. + + + + Disable cylindrical wrapping for tex 5 comp 1. + Enable cylindrical wrapping for tex 5 comp 1. + + + + Disable cylindrical wrapping for tex 5 comp 2. + Enable cylindrical wrapping for tex 5 comp 2. + + + + Disable cylindrical wrapping for tex 5 comp 3. + Enable cylindrical wrapping for tex 5 comp 3. + + + + Disable cylindrical wrapping for tex 6 comp 0. + Enable cylindrical wrapping for tex 6 comp 0. + + + + Disable cylindrical wrapping for tex 6 comp 1. + Enable cylindrical wrapping for tex 6 comp 1. + + + + Disable cylindrical wrapping for tex 6 comp 2. + Enable cylindrical wrapping for tex 6 comp 2. + + + + Disable cylindrical wrapping for tex 6 comp 3. + Enable cylindrical wrapping for tex 6 comp 3. + + + + Disable cylindrical wrapping for tex 7 comp 0. + Enable cylindrical wrapping for tex 7 comp 0. + + + + Disable cylindrical wrapping for tex 7 comp 1. + Enable cylindrical wrapping for tex 7 comp 1. + + + + Disable cylindrical wrapping for tex 7 comp 2. + Enable cylindrical wrapping for tex 7 comp 2. + + + + Disable cylindrical wrapping for tex 7 comp 3. + Enable cylindrical wrapping for tex 7 comp 3. + + + + + Border Color for Map 0 + + + + + Texture Chroma Key for Map 0 + + + + Texture Enables for Maps 0 to 15 + + Texture Map 0 Enable. + Disable, T0(ARGB) = 1,0,0,0 + Enable + + + Texture Map 1 Enable. + Disable, T1(ARGB) = 1,0,0,0 + Enable + + + Texture Map 2 Enable. + Disable, T2(ARGB) = 1,0,0,0 + Enable + + + Texture Map 3 Enable. + Disable, T3(ARGB) = 1,0,0,0 + Enable + + + Texture Map 4 Enable. + Disable, T4(ARGB) = 1,0,0,0 + Enable + + + Texture Map 5 Enable. + Disable, T5(ARGB) = 1,0,0,0 + Enable + + + Texture Map 6 Enable. + Disable, T6(ARGB) = 1,0,0,0 + Enable + + + Texture Map 7 Enable. + Disable, T7(ARGB) = 1,0,0,0 + Enable + + + Texture Map 8 Enable. + Disable, T8(ARGB) = 1,0,0,0 + Enable + + + Texture Map 9 Enable. + Disable, T9(ARGB) = 1,0,0,0 + Enable + + + Texture Map 10 Enable. + Disable, T10(ARGB) = 1,0,0,0 + Enable + + + Texture Map 11 Enable. + Disable, T11(ARGB) = 1,0,0,0 + Enable + + + Texture Map 12 Enable. + Disable, T12(ARGB) = 1,0,0,0 + Enable + + + Texture Map 13 Enable. + Disable, T13(ARGB) = 1,0,0,0 + Enable + + + Texture Map 14 Enable. + Disable, T14(ARGB) = 1,0,0,0 + Enable + + + Texture Map 15 Enable. + Disable, T15(ARGB) = 1,0,0,0 + Enable + + + + + Texture Filter State for Map 0 + + Clamp mode for first texture coordinate + + + + Clamp mode for second texture coordinate + + + + Clamp mode for third texture coordinate + + + + Filter used when texture is magnified + + + + Filter used when texture is minified + + + + Filter used between mipmap levels + + + + Filter used between layers of a volume + + + + LOD index of largest (finest) mipmap to use (0 is largest). Ranges from 0 to NUM_LEVELS. + + + Logical id for this physical texture + + + + + + Texture Filter State for Map 0 + + Chroma Key Mode + + + + Bilinear rounding mode + + + + (s4.5). Ranges from -16.0 to 15.99. Mipmap LOD bias measured in mipmap levels. Added to the signed, computed LOD before the LOD is clamped. + + + MPEG coordinate truncation mode + + + + + + + Texture Format State for Map 0 + + Image width - 1. The largest image is 2048 texels. When wrapping or mirroring, must be a power of 2. When mipmapping, must be a power of 2 or padded to a power of 2 in memory. Can always be non-square, except for cube maps which must be square. + + + Image height - 1. The largest image is 2048 texels. When wrapping or mirroring, must be a power of 2. When mipmapping, must be a power of 2 or padded to a power of 2 in memory. Can always be non-square, except for cube maps which must be square. + + + LOG2(depth) of volume texture + + + Number of mipmap levels minus 1. Ranges from 0 to 11. Equivalent to LOD index of smallest (coarsest) mipmap to use. + + + Specifies whether texture coords are projected. + + + + Indicates when TXPITCH should be used instead of TXWIDTH for image addressing + + + + + + + Texture Format State for Map 0 + + Texture Format. Components are numbered right to left. Parenthesis indicate typical uses of each format. + TX_FMT_8 + TX_FMT_16 + TX_FMT_4_4 + TX_FMT_8_8 + TX_FMT_16_16 + TX_FMT_3_3_2 + TX_FMT_5_6_5 + TX_FMT_6_5_5 + TX_FMT_11_11_10 + TX_FMT_10_11_11 + TX_FMT_4_4_4_4 + TX_FMT_1_5_5_5 + TX_FMT_8_8_8_8 + TX_FMT_2_10_10_10 + TX_FMT_16_16_16_16 + TX_FMT_Y8 + TX_FMT_AVYU444 + TX_FMT_VYUY422 + TX_FMT_YVYU422 + TX_FMT_16_MPEG + TX_FMT_16_16_MPEG + TX_FMT_16f + TX_FMT_16f_16f + TX_FMT_16f_16f_16f_16f + TX_FMT_32f + TX_FMT_32f_32f + TX_FMT_32f_32f_32f_32f + TX_FMT_W24_FP + + + Component0 filter should interpret texel data as signed or unsigned. (Ignored for Y/YUV formats.) + Component0 filter should interpret texel data as unsigned + Component0 filter should interpret texel data as signed + + + Component1 filter should interpret texel data as signed or unsigned. (Ignored for Y/YUV formats.) + Component1 filter should interpret texel data as unsigned + Component1 filter should interpret texel data as signed + + + Component2 filter should interpret texel data as signed or unsigned. (Ignored for Y/YUV formats.) + Component2 filter should interpret texel data as unsigned + Component2 filter should interpret texel data as signed + + + Component3 filter should interpret texel data as signed or unsigned. (Ignored for Y/YUV formats.) + Component3 filter should interpret texel data as unsigned + Component3 filter should interpret texel data as signed + + + Specifies swizzling for alpha channel at the input of the pixel shader. (Ignored for Y/YUV formats.) + Select Texture Component0 for the Alpha Channel. + Select Texture Component1 for the Alpha Channel. + Select Texture Component2 for the Alpha Channel. + Select Texture Component3 for the Alpha Channel. + Select the value 0 for the Alpha Channel. + Select the value 1 for the Alpha Channel. + + + Specifies swizzling for red channel at the input of the pixel shader. (Ignored for Y/YUV formats.) + Select Texture Component0 for the Red Channel. + Select Texture Component1 for the Red Channel. + Select Texture Component2 for the Red Channel. + Select Texture Component3 for the Red Channel. + Select the value 0 for the Red Channel. + Select the value 1 for the Red Channel. + + + Specifies swizzling for green channel at the input of the pixel shader. (Ignored for Y/YUV formats.) + Select Texture Component0 for the Green Channel. + Select Texture Component1 for the Green Channel. + Select Texture Component2 for the Green Channel. + Select Texture Component3 for the Green Channel. + Select the value 0 for the Green Channel. + Select the value 1 for the Green Channel. + + + Specifies swizzling for blue channel at the input of the pixel shader. (Ignored for Y/YUV formats.) + Select Texture Component0 for the Blue Channel. + Select Texture Component1 for the Blue Channel. + Select Texture Component2 for the Blue Channel. + Select Texture Component3 for the Blue Channel. + Select the value 0 for the Blue Channel. + Select the value 1 for the Blue Channel. + + + Optionally remove gamma from texture before passing to shader. Only apply to 8bit or less components. + + + + YUV to RGB conversion mode + + + + + + + + Specifies coordinate type. + + + + Multi-texture performance can be optimized and made deterministic by assigning textures to separate regions under sw control. + + + + + + + Texture Format State for Map 0 + + Used instead of TXWIDTH for image addressing when TXPITCH_EN is asserted. Pitch is given as number of texels minus one. Maximum pitch is 16K texels. + + + + + + Texture Offset State for Map 0 + + Endian Control + + + + Macro Tile Control + + + + Micro Tile Control + + + + 32-byte aligned pointer to base map + + + + + + This table specifies the Alpha source addresses for up to 64 ALU instruction. The ALU expects 6 source operands - three for color (rgb0, rgb1, rgb2) and three for alpha (a0, a1, a2). + + Specifies the identity of source operands a0, a1, and a2. Values 0 through 31 specify a location within the current pixel stack frame. Values 32 through 63 specify a constant. + + + Specifies the identity of source operands a0, a1, and a2. Values 0 through 31 specify a location within the current pixel stack frame. Values 32 through 63 specify a constant. + + + Specifies the identity of source operands a0, a1, and a2. Values 0 through 31 specify a location within the current pixel stack frame. Values 32 through 63 specify a constant. + + + Specifies the address of the pixel stack frame register to which the Alpha result of this instruction is to be written. + + + Specifies whether or not to write the Alpha component of the result for this instruction to the pixel stack frame. + NONE: No not write register. + A: Write the alpha channel only. + + + Specifies whether or not to write the Alpha component of the result of this instruction to the output fifo. + NONE: No not write output. + A: Write the alpha channel only. + + + Specifies which frame buffer target to write to. + + + + Specifies whether or not to write the Alpha component of the result of this instuction to the depth output fifo. + NONE: No not write output to w. + A: Write the alpha channel only. + + + Specifies which components (R,G,B,A) contribute to the stat count (see performance counter field in US_CONFIG). + + + + + + ALU Alpha Instruction + + Specifies the operand and component select for inputs A, B, and C. + + + + Specifies the modifier for inputs A, B, and C. + + + + Specifies the operand and component select for inputs A, B, and C. + + + + Specifies the modifier for inputs A, B, and C. + + + + Specifies the operand and component select for inputs A, B, and C. + + + + Specifies the modifier for inputs A, B, and C. + + + + Specifies how the pre-subtract value (SRCP) is computed + + + + Specifies the operand for this instruction. + OP_MAD: Result = A*B + C + OP_DP: Result = dot product from RGB ALU + OP_MIN: Result = min(A,B) + OP_MAX: Result = max(A,B) + OP_CND: Result = cnd(A,B,C) = (C>0.5)?A:B + OP_CMP: Result = cmp(A,B,C) = (C>=0.0)?A:B + OP_FRC: Result = fractional(A) + OP_EX + Result = 2^^A + OP_LN + Result = log2(A) + OP_RCP: Result = 1/A + OP_RSQ: Result = 1/sqrt(A) + + + Specifies the output modifier for this instruction. + + + + Specifies clamp mode for this instruction. + + + + + + + This table specifies the RGB source and destination addresses for up to 64 ALU instructions. The ALU expects 6 source operands - three for color (rgb0, rgb1, rgb2) and three for alpha (a0, a1, a2). + + Specifies the identity of source operands rgb0, rgb1, and rgb2. Values 0 through 31 specify a location within the current pixel stack frame. Values 32 through 63 specify a constant. + + + Specifies the identity of source operands rgb0, rgb1, and rgb2. Values 0 through 31 specify a location within the current pixel stack frame. Values 32 through 63 specify a constant. + + + Specifies the identity of source operands rgb0, rgb1, and rgb2. Values 0 through 31 specify a location within the current pixel stack frame. Values 32 through 63 specify a constant. + + + Specifies the address of the pixel stack frame register to which the RGB result of this instruction is to be written. + + + Specifies which of the R, G, and B components of the result of this instruction are written to the pixel stack frame. + + + + Specifies which of the R, G, and B components of the result of this instruction are written to the output fifo. + + + + Specifies which frame buffer target to write to. + + + + + + + ALU RGB Instruction + + Specifies the operand and component select for inputs A, B, and C. + + + + Specifies the modifier for inputs A, B, and C. + + + + Specifies the operand and component select for inputs A, B, and C. + + + + Specifies the modifier for inputs A, B, and C. + + + + Specifies the operand and component select for inputs A, B, and C. + + + + Specifies the modifier for inputs A, B, and C. + + + + Specifies how the pre-subtract value (SRCP) is computed + + + + Specifies the operand for this instruction. + OP_MAD: Result = A*B + C + OP_DP + Result = A.r*B.r + A.g*B.g + A.b*B.b + OP_DP + Result = A.r*B.r + A.g*B.g + A.b*B.b + A.a*B.a + OP_D2A: Result = A.r*B.r + A.g*B.g + C.b + OP_MIN: Result = min(A,B) + OP_MAX: Result = max(A,B) + OP_CND: Result = cnd(A,B,C) = (C>0.5)?A:B + OP_CMP: Result = cmp(A,B,C) = (C>=0.0)?A:B + OP_FRC: Result = frac(A) + OP_SOP: Result = ex2,ln2,rcp,rsq from Alpha ALU + + + Specifies the output modifier for this instruction. + + + + Specifies clamp mode for this instruction. + + + + Specifies whether to insert a NOP instruction after this. This would get specified in order to meet dependency requirements for the pre-subtract inputs. + Do not insert NOP instruction after this one + Insert a NOP instruction after this one + + + + + + Code Address for Indirection Levels 0 to 3 + + Specifies the start address of the ALU microcode segment associated with the current indirection level (0:63) + + + Specifies the size of the ALU microcode segment associated with the current indirection level (1:64) + + + Specifies the start address of the texture microcode segment associated with the current indirection level (0:31) + + + Specifies the size of the texture microcode segment associated with the current indirection level (1:32) + + + Indicates at least one RGBA output instruction at this level + + + Indicates at least one W output instruction at this level + + + + + Specifies the offset and size for the ALU and Texture micrcode. These values are used to support relocatable code, and to support register writes to the code store without requiring a pipeline flush. + + Specifies the offset for the ALU code. This value is added to the ALU_START field in the US_CODE_ADDR registers (0:63) + + + Specifies the total size for the ALU code for all levels (0:64) + + + Specifies the offset for the Texture code. This value is added to the TEX_START field in the US_CODE_ADDR registers (0:31) + + + Specifies the total size for the Texture code for all levels (0:32) + + + + Shader Configuration + + Specifies the valid indirection levels. + Level 3 only (normal DX7-style texturing) + Levels 2 and 3 (DX8-style bump mapping) + Levels 1, 2, and 3 + Levels 0, 1, 2, and 3 + + + Specifies whether or not the texture code for the first valid level is enabled + + + + + + Specifies how the shader output is written to the fog unit for each of up to four render targets + + Specifies the number and size of components + + + + Specifies the source for components C0, C1, C2, C3 + + + + Specifies the source for components C0, C1, C2, C3 + + + + Specifies the source for components C0, C1, C2, C3 + + + + Specifies the source for components C0, C1, C2, C3 + + + + Mask specifying whether components C3, C2, C1 and C0 are signed (C4_8, C_16, C2_16 and C4_16 formats only) + + + + + Shader pixel size. This register specifies the size and partitioning of the current pixel stack frame + + Specifies the total size of the current pixel stack frame (1:32) + + + + + Texture Instruction + + Specifies the location (within the shader pixel stack frame) of the texture address for this instruction + + + Specifies the location (within the shader pixel stack frame) of the returned texture data for this instruction + + + Specifies the id of the texture map used for this instruction + + + Specifies the operation taking place for this instruction + NOP: Do nothing + LD: Do Texture Lookup (S,T,R) + TEXKILL: Kill pixel if any component is < 0 + PROJ: Do projected texture lookup (S/Q,T/Q,R/Q) + LODBIAS: Do texture lookup with lod bias + + + unused + + + + + Specifies the source and format for the Depth (W) value output by the shader + + Format for W + W + W is always zero + W + 24-bit fixed point + W24_FP - 24-bit floating point + + + Source for W + + + + + + Shader Constant Color 0 Alpha Component + + Specifies the alpha component; (S16E7) fixed format. + + + + + + Shader Constant Color 0 Blue Component + + Specifies the blue component; (S16E7) fixed format. + + + + + + Shader Constant Color 0 Green Component + + Specifies the green component; (S16E7) fixed format. + + + + + + Shader Constant Color 0 Red Component + + Specifies the red component; (S16E7) fixed format. + + + + + Control Bits for User Clip Planes and Clipping + + Enable User Clip Plane 0 + + + Enable User Clip Plane 1 + + + Enable User Clip Plane 2 + + + Enable User Clip Plane 3 + + + Enable User Clip Plane 4 + + + Enable User Clip Plane 5 + + + 0 = Cull using distance from center of point 1 = Cull using radius-based distance from center of point 2 = Cull using radius-based distance from center of point, Expand and Clip on intersection 3 = Always expand and clip as trifan + + + Disables clip code generation and clipping process for TCL + + + Cull Primitives against UCPS, but don`t clip + + + If set, boundary edges are highlighted, else they are not highlighted + + + + Vertex Assembler/Processor Control Register + + Specifies the number of vertex slots to be used in the VAP PVS process. A slot represents a single vertex storage location1 across multiple engines (one vertex per engine). By decreasing the number of slots, there is more memory for each vertex, but less parallel processing. Similarly, by increasing the number of slots, thre is less memory per vertex but more vertices being processed in parallel. + + + Specifies the maximum number of controllers to be processing in parallel. In general should be set to max value of TBD. Can be changed for performance analysis. + + + Specifies the number of Floating Point Units (Vector/Math Engines) to use when processing vertices. + + + This field controls the number of vertices that the vertex fetcher manages for the TCL and Setup Vertex Storage memories (and therefore the number of vertices that can be re-used). This value should be set to 12 for most operation, This number may be modified for performance evaluation. The value is the maximum vertex number used which is one less than the number of vertices (i.e. a 12 means 13 vertices will be used) + + + Clip space is defined as: + + + + + Vertex Assemblen/Processor Control Status + + Endian-Swap Control. 0 = No swap 1 = 16-bit swap: 0xAABBCCDD becomes 0xBBAADDCC 2 = 32-bit swap: 0xAABBCCDD becomes 0xDDCCBBAA 3 = Half-dword swap: 0xAABBCCDD becomes 0xCCDDAABB Default = 0 + + + The TCL engine is logically or physically removed from the circuit. + + + Transform/Clip/Light (TCL) Engine is Busy. Read-only. + + + Vertex Store is Busy. Read-only. + + + Reciprocal Engine is Busy. Read-only. + + + ViewPort Transform Engine is Busy. Read-only. + + + Memory Interface Unit is Busy. Read-only. + + + Vertex Cache is Busy. Read-only. + + + Vertex Fetcher is Busy. Read-only. + + + Register Pipeline is Busy. Read-only. + + + VAP Engine is Busy. Read-only. + + + + + Programmable Stream Control Word 0 + + The data type for element 0 0 = FLOAT_1 (Single IEEE Float) 1 = FLOAT_2 (2 IEEE floats) 2 = FLOAT_3 (3 IEEE Floats) 3 = FLOAT_4 (4 IEEE Floats) 4 = BYTE * (1 DWORD w 4 8-bit fixed point values) (X = [7:0], Y = [15:8], Z = [23:16], W = [31:24]) 5 = D3DCOLOR * (Same as BYTE except has X->Z,Z- >X swap for D3D color def) (Z = [7:0], Y = [15:8], X = [23:16], W = [31:24]) 6 = SHORT_2 * (1 DWORD with 2 16-bit fixed point values) (X = [15:0], Y = [31:16], Z = 0.0, W = 1.0) 7 = SHORT_4 * (2 DWORDS with 4(2 per dword) 16- bit fixed point values) (X = DW0 [15:0], Y = DW0 [31:16], Z = DW1 [15:0], W = DW1 [31:16]) 8 = VECTOR_3_TTT * (1 DWORD with 3 10-bit fixed point values) (X = [9:0], Y = [19:10], Z = [29:20], W = 1.0) 9 = VECTOR_3_EET * (1 DWORD with 2 11-bit and 1 10-bit fixed point values) (X = [10:0], Y = [21:11], Z = [31:22], W = 1.0) * These data types use the SIGNED and NORMALIZE flags described below. + + + The number of DWORDS to skip (discard) after processing the current element. + + + The vector address in the input memory to write this element + + + If set, indicates the last vector of the current vertex stream + + + Determines whether fixed point data types are unsigned (0) or 2`s complement signed (1) data types. See NORMALIZE for complete description of affect + + + Determines whether the fixed to floating point conversion will normalize the value (i.e. fixed point value is all fractional bits) or not (i.e. fixed point value is all integer bits). This table describes the fixed to float conversion results SIGNED NORMALIZE FLT RANGE 0 0 0.0 - (2^n - 1) (i.e. 8-bit -> 0.0 - 255.0) 0 1 0.0 - 1.0 1 0 -2^(n-1) - (2^(n-1) - 1) (i.e. 8-bit -> -128.0 - 127.0) 1 1 -1.0 - 1.0 where n is the number of bits in the associated fixed point value For signed, normalize conversion, since the fixed point range is not evenly distributed around 0, there are 3 different methods supported by R300. See the VAP_PSC_SGN_NORM_CNTL description for details. + + + + See SKIP_DWORDS_0 + + + See DST_VEC_LOC_0 + + + See LAST_VEC_0 + + + See SIGNED_0 + + + See NORMALIZE_0 + + + + + + Programmable Vertex Shader Flow Control Loop Index Register 0 + + This field stores the automatic loop index register init value. This is an 8-bit unsigned value 0-255. This field is only used if the corresponding control flow instruction is a loop. + + + This field stores the automatic loop index register step value. This is an 8-bit 2`s comp signed value -128-127. This field is only used if the corresponding control flow instruction is a loop. + + + + + Vertex Fetcher Control + + Primitive Type 0 : None (will not trigger Setup Engine to run) 1 : Point List 2 : Line List 3 : Line Strip 4 : Triangle List 5 : Triangle Fan 6 : Triangle Strip 7 : Triangle with wFlags (aka, Rage128 `Type-2` triangles) * 8-11 : Unused 12 : Line Loop 13 : Quad List 14 : Quad Strip 15 : Polygon *Encoding 7 indicates whether a 16-bit word of wFlags is present in the stream of indices arriving when the VTX_AMODE is programmed as a `0`. The Setup Engine just steps over the wFlags word; ignoring it. 0 = Stream contains just indices, as: [ Index1, Index0] [ Index3, Index2] [ Index5, Index4 ] etc... 1 = Stream contains indices and wFlags: [ Index1, Index0] [ wFlags,Index 2 ] [ Index4, Index3] [ wFlags, Index5 ] etc... + + + Method of Passing Vertex Data. 0 : State-Based Vertex Data. (Vertex data and tokens embedded in command stream.) 1 = Indexes (Indices embedded in command stream; vertex data to be fetched from memory.) 2 = Vertex List (Vertex data to be fetched from memory.) 3 = Vertex Data (Vertex data embedded in command stream.) + + + When set, vertex indices are 32-bits/indx, otherwise, 16- bits/indx. + + + When set, vertex reuse is disabled. DO NOT SET unless PRIM_WALK is Indexes. + + + When set, the incoming index is treated as two separate indices. Bits 23-16 are used as the index for AOS 0 (These are 0 for 16-bit indices) Bits 15-0 are used as the index for AOS 1-15. This mode was added specifically for HOS usage + + + Number of vertices in the command packet. + + + + Vertex Array of Structures Control + + The number of arrays required to represent the current vertex type. Each Array is described by the following three fields: VTX_AOS_ADDR, VTX_AOS_COUNT, VTX_AOS_STRIDE. + + + Force Vertex Data Pre-fetching. If this bit is set, then a 256-bit word will always be fetched, regardless of which dwords are needed. Typically useful when VAP_VF_CNTL.PRIM_WALK is set to Vertex List (Auto-incremented indices). + + + Granule Size to Fetch for AOS 0. 0 = 128-bit granule size 1 = 256-bit granule size This allows the driver to program the fetch size based on DWORDS/VTX/AOS combined with AGP vs. LOC Memory. The general belief is that the granule size should always be 256-bits for LOC memory and AGP8X data, but should be 128-bit for AGP2X/4X data if the DWORDS/VTX/AOS is less than TBD (128?) bits. + + + See AOS_0_FETCH_SIZE + + + See AOS_0_FETCH_SIZE + + + See AOS_0_FETCH_SIZE + + + See AOS_0_FETCH_SIZE + + + See AOS_0_FETCH_SIZE + + + See AOS_0_FETCH_SIZE + + + See AOS_0_FETCH_SIZE + + + See AOS_0_FETCH_SIZE + + + See AOS_0_FETCH_SIZE + + + See AOS_0_FETCH_SIZE + + + See AOS_0_FETCH_SIZE + + + See AOS_0_FETCH_SIZE + + + See AOS_0_FETCH_SIZE + + + See AOS_0_FETCH_SIZE + + + See AOS_0_FETCH_SIZE + + + + VAP Vertex State Control Register + + 0 : Select Color 0 1 : Select User Color 0 2 : Select User Color 1 3 : Reserved + + + 0 : Select Color 1 1 : Select User Color 0 2 : Select User Color 1 3 : Reserved + + + 0 : Select Color 2 1 : Select User Color 0 2 : Select User Color 1 3 : Reserved + + + 0 : Select Color 3 1 : Select User Color 0 2 : Select User Color 1 3 : Reserved + + + 0 : Select Color 4 1 : Select User Color 0 2 : Select User Color 1 3 : Reserved + + + 0 : Select Color 5 1 : Select User Color 0 2 : Select User Color 1 3 : Reserved + + + 0 : Select Color 6 1 : Select User Color 0 2 : Select User Color 1 3 : Reserved + + + 0 : Select Color 7 1 : Select User Color 0 2 : Select User Color 1 3 : Reserved + + + 0 : User Color 0 State is NOT updated when User Color 0 is written. 1 : User Color 1 State IS updated when User Color 0 is written. + + + 0 : Use vertex state addresses directly to write to vertex state memory. 1 : Use Address Indirection table to write to vertex state memory for lower 64 DWORD addresses. + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + Z Buffer Band-Width Control Bit Defa + + Enables hierarchical Z. + + + + + + + + + + + + Enables reading of compressed Z data from memory to the cache. + + + + Enables writing of compressed Z data from cache to memory, + + + + This bit is set when the Z buffer is used to help the CB in clearing a region. Part of the region is cleared by the color buffer and part will be cleared by the Z buffer. Since the Z buffer does not have any write masks in the cache, full micro-tiles need to be written. If a partial micro-tile is touched , then the un-touched part will be unknowns. The cache will operate in write-allocate mode and quads will be accumulated in the cache and then evicted to main memory. The color value is supplied through the ZB_DEPTHCLEARVALUE register. + + + + Enabling this bit will force all the compressed stencil values to be + + + + Z Buffer Control + + Enables stenciling. + + + + Enables Z functions. + + + + Enables writing of the Z buffer. + + + + Enable signed Z buffer comparison , for W-buffering. + + + + When STENCIL_ENABLE is set, setting STENCIL_FRONT_BACK bit to one specifies that stencilfunc/stencilfail/stencilzpass/stencilzfail registers are used if the quad is generated from front faced primitive and stencilfunc_bf/stencilfail_bf/stencilzpass_bf/stencilzfail_bf are used if the quad is generated from a back faced primitive. If the STENCIL_FRONT_BACK is not set, then stencilfunc/stencilfail/stencilzpass/stencilzfail registers determine the operation independent of the front/back face state of the quad. + + + + + Format of the Data in the Z buffer + + Specifies the format of the Z buffer. + + + + + in 13E3 format , count leading 0`s + in 13E3 format , count leading 1`s. + + + This bit is unused + 7 bytes per plane equation, 1 byte for stencil + 8 bytes per plane equation, no bytes for stencil + + + + Hierarchical Z Memory Offset + + DWORD offset into HiZ RAM. A DWORD can hold an 8-bit HiZ value for 4 blocks, so this offset is aligned on 4 4x4 blocks. In each pipe, the HIZ RAM DWORD address is generated from a pixel x[11:0] , y[11:0] as follows: HIZ_DWORD_ADDRESS[13:0] = HIZ_OFFSET[16:3] + Y[11:3] * HIZ_PITCH[13:5] + X[11:5]. + + + + Hierarchical Z Read Index + + Read index into HiZ RAM. The index must start on a DWORD boundary. RDINDEX words much like WRINDEX. Every read from HIZ_DWORD will increment the register by 2. + + + + Hierarchical Z Write Index + + Self-incrementing write index into the HiZ RAM. Starting write index must start on a DWORD boundary. Each time ZB_HIZ_DWORD is written, this index will increment by two DWORD, this due to the fact that there are 2 pipes and the data is broadcasted to both pipes. HIZ_OFFSET and HIZ_PITCH are not used to compute read/write address to HIZ ram, when it is accessed through WRINDEX and DWORD + + + + Z and Stencil Function Control + + Specifies the Z function. + + + + Specifies the stencil function. + + + + Specifies the stencil value to be written if the stencil test fails. + + + + Same encoding as STENCILFAIL. Specifies the stencil value to be written if the stencil test passes and the Z test passes (or is not enabled). + + + Same encoding as STENCILFAIL. Specifies the stencil value to be written if the stencil test passes and the Z test fails. + + + Same encoding as STENCILFUNC. Specifies the stencil function for back faced quads , if STENCIL_FRONT_BACK = 1. + + + Same encoding as STENCILFAIL. Specifies the stencil value to be written if the stencil test fails for back faced quads, if STENCIL_FRONT_BACK = 1 + + + Same encoding as STENCILFAIL. Specifies the stencil value to be written if the stencil test passes and the Z test passes (or is not enabled) for back faced quads, if STENCIL_FRONT_BACK = 1 + + + Same encoding as STENCILFAIL. Specifies the stencil value to be written if the stencil test passes and the Z test fails for back faced quads, if STENCIL_FRONT_BACK =1 + + + + + + + (RO) Command Stream Indirect Queue 2 Status + + Current Write Pointer into the Indirect Queue. Default = 0. + + + Current Read Pointer into the Indirect Queue. Default = 0. + + + Current Write Pointer into the Indirect Queue. Default = 0. + + + + (WO) Command Stream Queue Address + + Address into the Command Stream Queue which is to be read from. Used for debug, to read the contents of the Command Stream Queue. + + + + IB1 Aperture map in RBBM - PIO + + + IB2 Aperture map in RBBM - PIO + + + Primary Aperture map in RBBM - PIO + + + Command Stream Queue Available Counts + + Count of available dwords in the queue for the Primary Stream. Read Only. + + + Count of available dwords in the queue for the Indirect Stream. Read Only. + + + Count of available dwords in the queue for the Indirect Stream. Read Only. + + + + Command Stream Queue Control + + Command Stream Queue Mode. Controls whether each command stream is enabled, and whether it is in push mode (Programmed I/O), or pull mode (Bus-Master). Encodings are chosen to be compatible with Rage128. 0= Primary Disabled, Indirect Disabled. 1= Primary PIO, Indirect Disabled. 2= Primary BM, Indirect Disabled. 3,5,7= Primary PIO, Indirect BM. 4,6,8= Primary BM, Indirect BM. 9-14= Reserved. 15= Primary PIO, Indirect PIO Default = 0 + Primary Disabled, Indirect Disabled. + Primary PIO, Indirect Disabled. + Primary BM, Indirect Disabled. 3,5, + Primary PIO, Indirect BM. 4,6, + Primary BM, Indirect BM. 9- + Primary PIO, Indirect PIO Default = 0 + + + + (RO) Command Stream Queue Data + + + Alternate Command Stream Queue Control + + Start location of Indirect Queue #2 in the command cache. This value also sets the size in double octwords of the Indirect Queue #1 cache that will reside in locations INDIRECT1_START to (INDIRECT2_START - 1). The Indirect Queue #2 will reside in locations INDIRECT2_START to 0x5f. The minimum size of the Indirect Queues must be at least twice the MAX_FETCH size as programmed in the CP_RB_CNTL register. + + + Start location of Indirect Queue #1 in the command cache. This value is also the size in double octwords of the Primary Queue cache that will reside in locations 0 to (INDIRECT1_START - 1). The minimum size of the Primary Queue cache must be at least twice the MAX_FETCH size as programmed in the CP_RB_CNTL register. + + + + + + + Enables Indirect Buffer #2. If this bit is set, the CP_CSQ_MODE register overrides the operation of the CSQ_MODE variable in the CP_CSQ_CNTL register. + + + + + + + Enables Indirect Buffer #1. If this bit is set, the CP_CSQ_MODE register overrides the operation of the CSQ_MODE variable in the CP_CSQ_CNTL register. + + + + + + + Enables Primary Buffer. If this bit is set, the CP_CSQ_MODE register overrides the operation of the CSQ_MODE variable in the CP_CSQ_CNTL register. + + + + (RO) Command Stream Queue Status + + Current Read Pointer into the Primary Queue. Default = 0. + + + Current Write Pointer into the Primary Queue. Default = 0. + + + Current Read Pointer into the Indirect Queue. Default = 0. + + + + Command for PIO GUI DMAs + + + Destination Address for PIO GUI DMAs + + + Source Address for PIO GUI DMAs + + + Indirect Buffer 2 Base + + Indirect Buffer 2 Base. Address of the beginning of the indirect buffer. Only DWORD access is allowed to this register. + + + + Indirect Buffer 2 Size + + Indirect Buffer 2 Size. This size is expressed in dwords. This field is an initiator to begin fetching commands from the Indirect Buffer. Only DWORD access is allowed to this register. Default = 0 + + + + Indirect Buffer Base + + Indirect Buffer Base. Address of the beginning of the indirect buffer. Only DWORD access is allowed to this register. + + + + Indirect Buffer Size + + Indirect Buffer Size. This size is expressed in dwords. This field is an initiator to begin fetching commands from the Indirect Buffer. Only DWORD access is allowed to this register. Default = 0 + + + + Micro Engine Control + + Status of MicroEngine internal registers. This value depends on the current value of the ME_STATMUX field. Read Only. + + + Selects which status is to be returned on the ME_STAT field. + + + Busy indicator for the MicroEngine. 0 = MicroEngine not busy. 1 = MicroEngine is active. Read Only. + + + Run-Mode of MicroEngine. 0 = Single-Step Mode. 1 = Free-running Mode. Default = 1 + + + Step the MicroEngine by one instruction. Writing a `1` to this field causes the MicroEngine to step by one instruction, if and only if the ME_MODE bit is a `0`. Write Only. + + + + MicroEngine RAM Address + + MicroEngine RAM Address (Write Mode) Writing this + + + + MicroEngine RAM Data High + + MicroEngine RAM Data High Used to load the MicroEngine RAM. + + + + MicroEngine RAM Data Low + + + MicroEngine RAM Read Address + + MicroEngine RAM Address (Read Mode) Writing + + + + Ring Buffer Base + + Ring Buffer Base. Address of the beginning of the ring buffer. + + + + Ring Buffer Control + + Ring Buffer Size. This size is expressed in log2 of the actual size. Values 0 and 1 are clamped to an 8 DWORD ring buffer. A value of 2 to 22 will give a ring buffer: 2^(RB_BUFSZ+1). Values greater than 22 will clamp to 22. Default = 0 + + + Ring Buffer Block Size. This defines the number of quadwords that the Command Processor will read between updates to the host`s copy of the Read Pointer. This size is expressed in log2 of the actual size (in 64-bit quadwords). For example, for a block of 1024 quadwords, you would program this field to 10(decimal). Default = 0 + + + Endian Swap Control for Ring Buffer and Indirect Buffer. Only affects the chip behavior if the buffer resides in system memory. 0 = No swap 1 = 16-bit swap: 0xAABBCCDD becomes 0xBBAADDCC 2 = 32-bit swap: 0xAABBCCDD becomes 0xDDCCBBAA 3 = Half-dword swap: 0xAABBCCDD becomes 0xCCDDAABB Default = 0 + + + Maximum Fetch Size for any read request that the CP makes to memory. 0 = 1 double octword. (32 bytes) 1 = 2 double octwords. (64 bytes) 2 = 4 double octwords. (128 bytes) 3 = 8 double octwords. (256 bytes). Default =0 + + + Ring Buffer No Write to Read Pointer 0= Write to Host`s copy of Read Pointer in system memory. 1= Do not write to Host`s copy of Read pointer. The purpose of this control bit is to have a fall-back position if the bus- mastered write to system memory doesn`t work, in which case the driver will have to read the Graphics Controller`s copy of the Read Pointer directly, with some performance penalty. Default = 0 + Write to Host`s copy of Read Pointer in system memory. + Do not write to Host`s copy of Read pointer. The purpose of this control bit is to have a fall-back position if the bus- mastered write to system memory doesn`t work, in which case the driver will have to read the Graphics Controller`s copy of the Read Pointer directly, with some performance penalty. Default = 0 + + + Ring Buffer Read Pointer Write Transfer Enable. When set the contents of the CP_RB_RPTR_WR register is transferred to the active read pointer (CP_RB_RPTR) whenever the CP_RB_WPTR register is written. Default =0 + + + + Ring Buffer Read Pointer Address (RO) + + Ring Buffer Read Pointer. This is an index (in dwords) of the current element being read from the ring buffer. + + + + Ring Buffer Read Pointer Address + + Swap control of the reported read pointer address. See CP_RB_CNTL.BUF_SWAP for the encoding. + + + Ring Buffer Read Pointer Address. Address of the Host`s copy of the Read Pointer. CP_RB_RPTR (RO) Ring Buffer Read Pointer + + + + Writable Ring Buffer Read Pointer Address + + Writable Ring Buffer Read Pointer. Writable for updating the RB_RPTR after an ACPI. + + + + (RO) Ring Buffer Write Pointer + + Ring Buffer Write Pointer. This is an index (in dwords) of the last known element to be written to the ring buffer (by the host). + + + + Ring Buffer Write Pointer Delay + + Pre-Write Timer. The number of clocks that a write to the CP_RB_WPTR register will be delayed until actually taking effect. Default = 0 + + + Pre-Write Limit. The number of times that the CP_RB_WPTR register can be written (while the PRE_WRITE_TIMER has not expired) before the CP_RB_WPTR register is forced to be updated with the most recently written value. Default = 0 + + + + Raster Engine Sync Address (WO) + + Scratch Register Offset Address. + + + + Raster Engine Sync Data (WO) + + + (RO) Busy Status Signals + + Memory Read Unit Busy. + + + Memory Write Unit Busy. + + + Register Backbone Input Interface Busy. + + + RBBM Output Interface Busy. + + + Primary Command Stream Fetcher Busy. + + + Indirect #1 Command Stream Fetcher Busy. + + + Data in Command Queue for Primary Stream. + + + Data in Command Queue for Indirect #1 Stream. + + + Command Stream Interpreter Busy. + + + Indirect #2 Command Stream Fetcher Busy. + + + Data in Command Queue for Indirect #2 Stream. + + + GUI DMA Engine Busy. + + + VID DMA Engine Busy. + + + Command Stream Busy. + + + CP Busy. + + + + Command for PIO VID DMAs + + + Destination Address for PIO VID DMAs + + + Source Address for PIO VID DMAs + + + Virtual vs Physical Address Control - Selects whether the address corresponds to a physical or virtual address in memory. + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + Resolve Buffer Control. Unpipelined + + Specifies if the color buffer is in resolve mode. The cache must be empty before changing this register. + + + + Specifies the gamma and degamma to be applied to the samples before and after filtering, respectively. + + + + Controls whether alpha is averaged in the resolve. 0 => the resolved alpha value is selected from the sample 0 value. 1=> the resolved alpha value is a filtered (average) result of of the samples. + > the resolved alpha value is a filtered (average) result of of the samples. POSSIBLE VALUES: + Resolved alpha value is taken from sample 0. + Resolved alpha value is the average of the samples. The average is not gamma corrected. + + + + Alpha Blend Control for Color Channels. Pipelined through the blender. + + Allow alpha blending with the destination. + + + + Enables use of RB3D_ABLENDCNTL + + + + When blending is enabled, this enables memory reads. Memory reads will still occur when this is disabled if they are for reasons not related to blending. + + + + Discard pixels when blending is enabled based on the src color. + Disable + Discard pixels if src alpha <= RB3D_DISCARD_SRC_PIXEL_LTE_THRESHOLD + Discard pixels if src color <= RB3D_DISCARD_SRC_PIXEL_LTE_THRESHOLD + Discard pixels if src argb <= RB3D_DISCARD_SRC_PIXEL_LTE_THRESHOLD + Discard pixels if src alpha >= RB3D_DISCARD_SRC_PIXEL_GTE_THRESHOLD + Discard pixels if src color >= RB3D_DISCARD_SRC_PIXEL_GTE_THRESHOLD + Discard pixels if src argb >= RB3D_DISCARD_SRC_PIXEL_GTE_THRESHOLD + + + Combine Function , Allows modification of how the SRCBLEND and DESTBLEND are combined. + + + + Source Blend Function , Alpha blending function (SRC). + + + + Destination Blend Function , Alpha blending function (DST). + + + + Enables source alpha zero performance optimization to skip reads. + Disable source alpha zero performance optimization to skip reads + Enable source alpha zero performance optimization to skip reads + + + Enables source alpha one performance optimization to skip reads. + Disable source alpha one performance optimization to skip reads + Enable source alpha one performance optimization to skip reads + + + + Discard src pixels greater than or equal to threshold. + + Blue + + + Green + + + Red + + + Alpha + + + + Discard src pixels less than or equal to threshold. + + Blue + + + Green + + + Red + + + Alpha + + + + Unpipelined. + + A quad is replicated and written to this many buffers. + + + + Enables equivalent of rage128 CMP_EQ_FLIP color compare mode. This is used to ensure 3D data does not get chromakeyed away by logic in the backend. + + + + Enables AA color compression. Cmask must also be enabled when aa compression is enabled. The cache must be empty before this is changed. + + + + Enables use of the cmask ram. The cache must be empty before this is changed. + + + + Set to 0 + + + Enables indepedent color channel masks for the MRTs. Disabling this feature will cause all the MRTs to use color channel mask 0. + + + + Disables write compression. + Enable write compression + Disable write compression + + + Enables independent color format for the MRTs. Disabling this feature will cause all the MRTs to use color format 0. + + + + + + Color buffer format and tiling control for all the multibuffers and the pitch of multibuffer 0. Unpipelined. The cache must be empty before any of the registers are changed. + + 3D destination pitch in multiples of 2-pixels. + + + Denotes whether the 3D destination is in macrotiled format. + + + + Denotes whether the 3D destination is in microtiled format. + + + + Specifies endian control for the color buffer. + + + + 3D destination color format. + ARGB10101010 + UV1010 + CI8 (2D ONLY) + ARGB1555 + RGB565 + ARGB2101010 + ARGB8888 + ARGB32323232 + I8 + ARGB16161616 + YUV422 packed (VYUY) + YUV422 packed (YVYU) + UV88 + I10 + ARGB4444 + + + + + 3D Color Channel Mask. If all the channels used in the current color format are disabled, then the cb will discard all the incoming quads. Pipelined through the blender. + + mask bit for the blue channel + + + + mask bit for the green channel + + + + mask bit for the red channel + + + + mask bit for the alpha channel + + + + mask bit for the blue channel of MRT 1 + + + + mask bit for the green channel of MRT 1 + + + + mask bit for the red channel of MRT 1 + + + + mask bit for the alpha channel of MRT 1 + + + + mask bit for the blue channel of MRT 2 + + + + mask bit for the green channel of MRT 2 + + + + mask bit for the red channel of MRT 2 + + + + mask bit for the alpha channel of MRT 2 + + + + mask bit for the blue channel of MRT 3 + + + + mask bit for the green channel of MRT 3 + + + + mask bit for the red channel of MRT 3 + + + + mask bit for the alpha channel of MRT 3 + + + + + Clear color that is used when the color mask is set to 00. Unpipelined. Program this register with a 32-bit value in ARGB8888 or ARGB2101010 formats, ignoring the fields. + + blue clear color + + + green clear color + + + red clear color + + + alpha clear color + + + + Alpha and red clear color values that are used when the color mask is set to 00 in FP16 per component mode. Unpipelined. + + red clear color + + + alpha clear color + + + + Green and blue clear color values that are used when the color mask is set to 00 in FP16 per component mode. Unpipelined. + + blue clear color + + + green clear color + + + + Constant color used by the blender. Pipelined through the blender. + + blue constant color (For R520, this field is ignored, use RB3D_CONSTANT_COLOR_GB__BLUE instead) + + + green constant color (For R520, this field is ignored, use RB3D_CONSTANT_COLOR_GB__GREEN instead) + + + red constant color (For R520, this field is ignored, use RB3D_CONSTANT_COLOR_AR__RED instead) + + + alpha constant color (For R520, this field is ignored, use RB3D_CONSTANT_COLOR_AR__ALPHA instead) + + + + Constant color used by the blender. Pipelined through the blender. + + red constant color in 0.10 fixed or FP16 format + + + alpha constant color in 0.10 fixed or FP16 format + + + + Constant color used by the blender. Pipelined through the blender. + + blue constant color in 0.10 fixed or FP16 format + + + green constant color in 0.10 fixed or FP16 format + + + + Sets the fifo sizes + + Determines the size of the op fifo + + + + + Alpha Function + + Specifies the 8-bit alpha compare value when AF_EN_8BIT is enabled + + + Specifies the alpha compare function. + + + + Enables/Disables alpha compare function. + + + + Enable 8-bit alpha compare function. + Default 10-bit alpha compare. + Enable 8-bit alpha compare. + + + Enables/Disables alpha-to-mask function. + + + + Specfies number of sub-pixel samples for alpha-to-mask function. + + + + Enables/Disables RGB Dithering (Not supported in R520) + + + + Alpha offset enable/disable (Not supported in R520) + Disables alpha offset of 2 (default r300 & rv350 behavior) + Enables offset of 2 on alpha coming in from the US + + + Enable/Disable discard zero mask coverage quad to ZB + No discard of zero coverage mask quads + Discard zero coverage mask quads + + + Enables/Disables FP16 alpha function + Default 10-bit alpha compare and alpha-to-mask function + Enable FP16 alpha compare and alpha-to-mask function + + + + Alpha Compare Value + + Specifies the alpha compare value, 0.10 fixed or FP16 format + + + + Blue Component of Fog Color + + Blue component of fog color; (0.10) fixed format. + + + + Green Component of Fog Color + + Green component of fog color; (0.10) fixed format. + + + + Red Component of Fog Color + + Red component of fog color; (0.10) fixed format. + + + + Constant Factor for Fog Blending + + Constant fog factor; fixed (0.10) format. + + + + Specifies color properties and mappings of textures. + + Specifies undefined(0), flat(1) and Gouraud(2/def) shading for each texture. + + + + Specifies undefined(0), flat(1) and Gouraud(2/def) shading for each texture. + + + + Specifies undefined(0), flat(1) and Gouraud(2/def) shading for each texture. + + + + Specifies undefined(0), flat(1) and Gouraud(2/def) shading for each texture. + + + + Specifies undefined(0), flat(1) and Gouraud(2/def) shading for each texture. + + + + Specifies undefined(0), flat(1) and Gouraud(2/def) shading for each texture. + + + + Specifies undefined(0), flat(1) and Gouraud(2/def) shading for each texture. + + + + Specifies undefined(0), flat(1) and Gouraud(2/def) shading for each texture. + + + + Specifies undefined(0), flat(1) and Gouraud(2/def) shading for each texture. + + + + Specifies undefined(0), flat(1) and Gouraud(2/def) shading for each texture. + + + + Specifies undefined(0), flat(1) and Gouraud(2/def) shading for tex10 components. + + + + Specifies if each color should come from a texture and which one. + + + + Specifies if each color should come from a texture and which one. + + + + + GA Enhancement Register + + TCL/GA Deadlock control. + + + + Enables Fast register/primitive switching + + + + R520+: When set, GA supports simultaneous register reads & writes + No effect. + Enables GA support of simultaneous register reads and writes. + + + + No effect. + Enables GA support of no-stall reads for register read back. + + + + GA Input fifo high water marks + + Number of words remaining in input vertex fifo before asserting nearly full + + + Number of words remaining in input primitive fifo before asserting nearly full + + + Number of words remaining in input register fifo before asserting nearly full + + + + Alpha fill color + + + Blue fill color + + + Green fill color + + + Red fill color + + + Returns idle status of various G3D block, captured when GA_IDLE written or when hard or soft reset asserted. + + Idle status of physical pipe 3 Z unit + + + Idle status of physical pipe 2 Z unit + + + Idle status of physical pipe 3 CB unit + + + Idle status of physical pipe 2 CB unit + + + Idle status of physical pipe 3 FG unit + + + Idle status of physical pipe 2 FG unit + + + Idle status of physical pipe 3 US unit + + + Idle status of physical pipe 2 US unit + + + Idle status of physical pipe 3 SC unit + + + Idle status of physical pipe 2 SC unit + + + Idle status of physical pipe 3 RS unit + + + Idle status of physical pipe 2 RS unit + + + Idle status of physical pipe 1 Z unit + + + Idle status of physical pipe 0 Z unit + + + Idle status of physical pipe 1 CB unit + + + Idle status of physical pipe 0 CB unit + + + Idle status of physical pipe 1 FG unit + + + Idle status of physical pipe 0 FG unit + + + Idle status of physical pipe 1 US unit + + + Idle status of physical pipe 0 US unit + + + Idle status of physical pipe 1 SC unit + + + Idle status of physical pipe 0 SC unit + + + Idle status of physical pipe 1 RS unit + + + Idle status of physical pipe 0 RS unit + + + Idle status of SU unit + + + Idle status of GA unit + + + Idle status of GA unit2 + + + + Line control + + 1/2 width of line, in subpixels (1/12 or 1/16 only, even in 8b subprecision); (16.0) fixed format. + + + Specifies how ends of lines should be drawn. + + + + R520+: When enabled, all lines are sorted so that V0 is vertex with smallest X, or if X equal, smallest Y. + No sorting (default) + Sort on minX than MinY + + + + Specifies x & y offsets for vertex data after conversion to FP. + + Specifies X offset in S15 format (subpixels -- 1/12 or 1/16, even in 8b subprecision). + + + Specifies Y offset in S15 format (subpixels -- 1/12 or 1/16, even in 8b subprecision). + + + + Dimensions for Points + + 1/2 Height of point; fixed (16.0), subpixel format (1/12 or 1/16, even if in 8b precision). + + + 1/2 Width of point; fixed (16.0), subpixel format (1/12 or 1/16, even if in 8b precision) + + + + Specifies the rouding mode for geometry & color SPFP to FP conversions. + + Trunc (0) or round to nearest (1) for geometry (XY). + + + + When set, FP32 to FP20 using round to nearest; otherwise trunc + + + + Specifies SPFP color clamp range of [0,1] or FP20 for RGB. + Clamp to [0,1.0] for RGB + RGB is FP20 + + + Specifies SPFP alpha clamp range of [0,1] or FP20. + Clamp to [0,1.0] for Alpha + Alpha is FP20 + + + 4b negative polarity mask for subpixel precision. Inverted version gets ANDed with subpixel X, Y masks. + + + + Specifies blue & alpha components of fill color -- S312 format -- Backwards comp. + + Component alpha value. (S3.12) + + + Component blue value. (S3.12) + + + + Specifies red & green components of fill color -- S312 format -- Backwards comp. + + Component green value (S3.12). + + + Component red value (S3.12). + + + + Data register for loading US instructions and constants + + + Used to load US instructions and constants + + Instruction (TYPE == GA_US_VECTOR_INST) or constant (TYPE == GA_US_VECTOR_CONST) number at which to start loading. The GA will then expect n*6 (instructions) or n*4 (constants) writes to GA_US_VECTOR_DATA. The GA will self-increment until this register is written again. For instructions, the GA expects the dwords in the following order: US_CMN_INST, US_ALU_RGB_ADDR, US_ALU_ALPHA_ADDR, US_ALU_ALPHA, US_RGB_INST, US_ALPHA_INST, US_RGBA_INST. For constants, the GA expects the dwords in RGBA order. + + + Specifies if the GA should load instructions or constants. + Load instructions - INDEX is an instruction index + Load constants - INDEX is a constant index + + + + No clamping of data - Default + Clamp to [-1.0,1.0] constant data + + + + Specifies top of Raster pipe specific enable controls. + + Specifies if points will have stuffed texture coordinates. + + + + Specifies if lines will have stuffed texture coordinates. + + + + Specifies if triangles will have stuffed texture coordinates. + + + + Specifies if the auto dec/inc stencil mode should be enabled, and how. + + + + Specifies the sources of the texture coordinates for each texture. + + + + Specifies the sources of the texture coordinates for each texture. + + + + Specifies the sources of the texture coordinates for each texture. + + + + Specifies the sources of the texture coordinates for each texture. + + + + Specifies the sources of the texture coordinates for each texture. + + + + Specifies the sources of the texture coordinates for each texture. + + + + Specifies the sources of the texture coordinates for each texture. + + + + Specifies the sources of the texture coordinates for each texture. + + + + + Specifies the sizes of the various FIFO`s in the sc/rs/us. This register must be the first one written + + Size of scan converter input FIFO (XYZ) + + + + Size of scan converter top-of-pipe Z FIFO + + + + Size of scan converter input FIFO (B) + + + + Size of ras input FIFO (Texture) + + + + Size of ras input FIFO (Color) + + + + Size of us RAM + + + + Size of us output FIFO (RGBA) + + + + Size of us output FIFO (W) + + + + High water mark for RS colors` fifo -- NOT USED + + + High water mark for RS textures` fifo -- NOT USED + + + High water mark for US output fifo + + + + High water mark for US cube map fifo + + + + Specifies the sizes of the various FIFO`s in the sc/rs. + + High water mark for SC input fifo + + + High water mark for SC input fifo (B) + + + High water mark for RS colors` fifo + + + High water mark for RS textures` fifo + + + + Specifies the position of multisamples 0 through 2 + + Specifies the x and y position (in subpixels) of multisample 0 + + + Specifies the x and y position (in subpixels) of multisample 0 + + + Specifies the x and y position (in subpixels) of multisample 1 + + + Specifies the x and y position (in subpixels) of multisample 1 + + + Specifies the x and y position (in subpixels) of multisample 2 + + + Specifies the x and y position (in subpixels) of multisample 2 + + + Specifies the minimum x and y distance (in subpixels) between the pixel edge and the multisamples. These values are used in the first (coarse) scan converter + + + Specifies the minimum x and y distance (in subpixels) between the pixel edge and the multisamples. These values are used in the first (coarse) scan converter + + + + Specifies the position of multisamples 3 through 5 + + Specifies the x and y position (in subpixels) of multisample 3 + + + Specifies the x and y position (in subpixels) of multisample 3 + + + Specifies the x and y position (in subpixels) of multisample 4 + + + Specifies the x and y position (in subpixels) of multisample 4 + + + Specifies the x and y position (in subpixels) of multisample 5 + + + Specifies the x and y position (in subpixels) of multisample 5 + + + Specifies the minimum distance (in subpixels) between the pixel edge and the multisamples. This value is used in the second (quad) scan converter + + + + Selects which of 4 pipes are active. + + Maps physical pipe 0 to logical pipe ID (def 0). + + + Maps physical pipe 1 to logical pipe ID (def 1). + + + Maps physical pipe 2 to logical pipe ID (def 2). + + + Maps physical pipe 3 to logical pipe ID (def 3). + + + 4b mask, indicates which physical pipes are enabled (def none=0x0) -- B3=P3, B2=P2, B1=P1, B0=P0. -- 1: enabled, 0: disabled + P3, B + P2, B + P1, B + P0. -- 1: enabled, + disabled + + + 2b, indicates, by the fuses, the max number of allowed pipes. 0 = 1 pipe ... 3 = 4 pipes -- Read Only + + + 4b, indicates, by the fuses, the bad pipes: B3=P3, B2=P2, B1=P1, B0=P0 -- 1: bad, 0: good -- Read Only + P3, B + P2, B + P1, B + P0 -- + bad, + good -- Read Only + + + If this bit is set when writing this register, the logical pipe ID values are assigned automatically based on the values that are read back in the MAX_PIPE and BAD_PIPES fields. This field is always read back as 0. + Do nothing + Force self-configuration + + + + Specifies various polygon specific selects (fog, depth, perspective). + + Specifies source for outgoing (GA to SU) fog value. + + + + Specifies source for outgoing (GA/SU & SU/RAS) depth value. + + + + Specifies source for outgoing (1/W) value, used to disable perspective correct colors/textures. + + + + Controls enabling of fog stuffing into texture coordinate. + Disable fog texture stuffing + Enable fog texture stuffing + + + Controls which texture gets fog value + + + Controls which component of texture gets fog value + + + + Specifies the graphics pipeline configuration for rasterization + + Enables tiling, otherwise all tiles receive all polygons. + + + + Specifies the number of active pipes and contexts (up to 4 pipes, 1 ctx). When this field is written, it is automatically reduced by hardware so as not to use more pipes than the number indicated in GB_PIPE_SELECT.MAX_PIPES or the number of pipes left unmasked GB_PIPE_SELECT.BAD_PIPES. The potentially altered value is read back, rather than the original value written by software. + RV350 (1 pipe, 1 ctx) + R300 (2 pipes, 1 ctx) 06 – R420-3P (3 pipes, 1 ctx) 07 – R420 (4 pipes, 1 ctx) + + + Specifies width & height (square), in pixels (only 16, 32 available). + 8 pixels. + 16 pixels. + 32 pixels. + + + Specifies number of tiles and config in super chip configuration. + + + + X Location of chip within super tile. + + + Y Location of chip within super tile. + + + Tile location of chip in a multi super tile config (Super size of 2,8,32 or 128). + + + + Specifies the precision of subpixels wrt pixels (12 or 16). + + + + Specifies the number of quads to be sent to each rasterizer in turn when in RV300B or R300B mode + 4 Quads + 8 Quads + 16 Quads + 32 Quads + + + Specifies whether to use an intercept or bounding box based calculation for the first (coarse) scan converter + Use intercept based scan converter + Use bounding box based scan converter + + + Specifies whether to use an altenate scan pattern for the coarse scan converter + Use normal left-right scan + Use alternate left-right-left scan + + + Not used -- should be 0 + Not used + Not used + + + Set to 0 + + + Support for 3x2 tiling in 3P mode + Use default tiling in all tiling modes + Use alternative 3x2 tiling in 3P mode + + + Support for extended setup Z range from [0,1] to [-2,2] with per pixel clamping + Use (24.1) Z format, with vertex clamp to [1.0,0.0] + Use (S25.1) format, with vertex clamp to [2.0,- 2.0] and per pixel [1.0,0.0] + + + + Specifies the z plane equation configuration. + + Specifies the z plane equation size. + 4x4 z plane equations (point-sampled or aa) + 8x8 z plane equations (point-sampled only) + + + + This register specifies the rasterizer input packet configuration + + Specifies the total number of texture address components contained in the rasterizer input packet (0:32). + + + Specifies the total number of colors contained in the rasterizer input packet (0:4). + + + Specifies the relative rasterizer input packet location of w (if w_count==1) + + + Enable high resolution texture coordinate output when q is equal to 1 + + + + + This table specifies what happens during each rasterizer instruction + + Specifies the index (into the RS_IP table) of the texture address output during this rasterizer instruction + + + Write enable for texture address + + + + Specifies the destination address (within the current pixel stack frame) of the texture address output during this rasterizer instruction + + + Specifies the index (into the RS_IP table) of the color output during this rasterizer instruction + + + Write enable for color + No write - color not valid + write - color valid + write fbuffer - XY00->RGBA + write backface - B000->RGBA + + + Specifies the destination address (within the current pixel stack frame) of the color output during this rasterizer instruction + + + Specifies whether to sample texture coordinates at the real or adjusted pixel centers + + + + Specifies that the rasterizer should output w + No write - w not valid + write - w valid + + + + + This register specifies the number of rasterizer instructions + + Number of rasterizer instructions (1:16) + + + Indicates range of texture offset to minimize peroidic errors on texels sampled right on their edges + + + + + This table specifies the source location and format for up to 16 texture addresses (i[0]:i[15]) and four colors (c[0]:c[3]) + + Specifies the relative rasterizer input packet location of each component (S, T, R, and Q) of texture address (i[i]). The values 62 and 63 select constant inputs for the component: 62 selects K0 (0.0), and 63 selects K1 (1.0). + + + Specifies the relative rasterizer input packet location of each component (S, T, R, and Q) of texture address (i[i]). The values 62 and 63 select constant inputs for the component: 62 selects K0 (0.0), and 63 selects K1 (1.0). + + + Specifies the relative rasterizer input packet location of each component (S, T, R, and Q) of texture address (i[i]). The values 62 and 63 select constant inputs for the component: 62 selects K0 (0.0), and 63 selects K1 (1.0). + + + Specifies the relative rasterizer input packet location of each component (S, T, R, and Q) of texture address (i[i]). The values 62 and 63 select constant inputs for the component: 62 selects K0 (0.0), and 63 selects K1 (1.0). + + + Specifies the relative rasterizer input packet location of the color (c[i]). + + + Specifies the format of the color (c[i]). + + + + Enable application of the TX_OFFSET in RS_INST_COUNT + Do not apply the TX_OFFSET in RS_INST_COUNT + Apply the TX_OFFSET specified by RS_INST_COUNT + + + + + Edge rules - what happens when an edge falls exactly on a sample point + + Edge rules for triangles, points, left-right lines, right-left lines, upper-bottom lines, bottom-upper lines. For values 0 to 15, bit 0 specifies whether a sample on a horizontal- bottom edge is in, bit 1 specifies whether a sample on a horizontal-top edge is in, bit 2 species whether a sample on a right edge is in, bit 3 specifies whether a sample on a left edge is in. For values 16 to 31, bit 0 specifies whether a sample on a vertical-right edge is in, bit 1 specifies whether a sample on a vertical-left edge is in, bit 2 species whether a sample on a bottom edge is in, bit 3 specifies whether a sample on a top edge is in + + + + Edge rules for triangles, points, left-right lines, right-left lines, upper-bottom lines, bottom-upper lines. For values 0 to 15, bit 0 specifies whether a sample on a horizontal- bottom edge is in, bit 1 specifies whether a sample on a horizontal-top edge is in, bit 2 species whether a sample on a right edge is in, bit 3 specifies whether a sample on a left edge is in. For values 16 to 31, bit 0 specifies whether a sample on a vertical-right edge is in, bit 1 specifies whether a sample on a vertical-left edge is in, bit 2 species whether a sample on a bottom edge is in, bit 3 specifies whether a sample on a top edge is in + + + + Edge rules for triangles, points, left-right lines, right-left lines, upper-bottom lines, bottom-upper lines. For values 0 to 15, bit 0 specifies whether a sample on a horizontal- bottom edge is in, bit 1 specifies whether a sample on a horizontal-top edge is in, bit 2 species whether a sample on a right edge is in, bit 3 specifies whether a sample on a left edge is in. For values 16 to 31, bit 0 specifies whether a sample on a vertical-right edge is in, bit 1 specifies whether a sample on a vertical-left edge is in, bit 2 species whether a sample on a bottom edge is in, bit 3 specifies whether a sample on a top edge is in + + + + Edge rules for triangles, points, left-right lines, right-left lines, upper-bottom lines, bottom-upper lines. For values 0 to 15, bit 0 specifies whether a sample on a horizontal- bottom edge is in, bit 1 specifies whether a sample on a horizontal-top edge is in, bit 2 species whether a sample on a right edge is in, bit 3 specifies whether a sample on a left edge is in. For values 16 to 31, bit 0 specifies whether a sample on a vertical-right edge is in, bit 1 specifies whether a sample on a vertical-left edge is in, bit 2 species whether a sample on a bottom edge is in, bit 3 specifies whether a sample on a top edge is in + + + + Edge rules for triangles, points, left-right lines, right-left lines, upper-bottom lines, bottom-upper lines. For values 0 to 15, bit 0 specifies whether a sample on a horizontal- bottom edge is in, bit 1 specifies whether a sample on a horizontal-top edge is in, bit 2 species whether a sample on a right edge is in, bit 3 specifies whether a sample on a left edge is in. For values 16 to 31, bit 0 specifies whether a sample on a vertical-right edge is in, bit 1 specifies whether a sample on a vertical-left edge is in, bit 2 species whether a sample on a bottom edge is in, bit 3 specifies whether a sample on a top edge is in + + + + Edge rules for triangles, points, left-right lines, right-left lines, upper-bottom lines, bottom-upper lines. For values 0 to 15, bit 0 specifies whether a sample on a horizontal- bottom edge is in, bit 1 specifies whether a sample on a horizontal-top edge is in, bit 2 species whether a sample on a right edge is in, bit 3 specifies whether a sample on a left edge is in. For values 16 to 31, bit 0 specifies whether a sample on a vertical-right edge is in, bit 1 specifies whether a sample on a vertical-left edge is in, bit 2 species whether a sample on a bottom edge is in, bit 3 specifies whether a sample on a top edge is in + + + + + SU Raster pipe destination select for registers + + Register read/write destination select: b0: logical pipe0, b1: logical pipe1, b2: logical pipe2 and b3: logical pipe3 + logical pipe0, b + logical pipe1, b + logical pipe2 and b + logical pipe3 + + + + Enables for Cylindrical Wrapping + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + + Specifies texture wrapping for new PS3 textures. + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + tNcM -- Enable texture wrapping on component M (S,T,R,Q) of texture N. + + + + + + Border Color + + + + + Texture Chroma Key + + + + Texture Enables for Maps 0 to 15 + + Texture Map Enables. + + + + Texture Map Enables. + + + + Texture Map Enables. + + + + Texture Map Enables. + + + + Texture Map Enables. + + + + Texture Map Enables. + + + + Texture Map Enables. + + + + Texture Map Enables. + + + + Texture Map Enables. + + + + Texture Map Enables. + + + + Texture Map Enables. + + + + Texture Map Enables. + + + + Texture Map Enables. + + + + Texture Map Enables. + + + + Texture Map Enables. + + + + Texture Map Enables. + + + + + + Texture Filter State + + Clamp mode for texture coordinates + + + + Clamp mode for texture coordinates + + + + Clamp mode for texture coordinates + + + + Filter used when texture is magnified + + + + Filter used when texture is minified + + + + Filter used between mipmap levels + + + + Filter used between layers of a volume + + + + LOD index of largest (finest) mipmap to use (0 is largest). Ranges from 0 to NUM_LEVELS. + + + Logical id for this physical texture + + + + + + Texture Filter State + + Chroma Key Mode + + + + Bilinear rounding mode + + + + (s4.5). Ranges from -16.0 to 15.99. Mipmap LOD bias measured in mipmap levels. Added to the signed, computed LOD before the LOD is clamped. + + + MPEG coordinate truncation mode + + + + Apply slope and bias to trilerp fraction to reduce the number of 2-level fetches for trilinear. Should only be used if MIP_FILTER is LINEAR. + Breakpoint=0/8. lfrac_out = lfrac_in + Breakpoint=1/8. lfrac_out = clamp(4/3*lfrac_in - 1/6) + Breakpoint=1/4. lfrac_out = clamp(2*lfrac_in - 1/2) + Breakpoint=3/8. lfrac_out = clamp(4*lfrac_in - 3/2) + + + Set to 0 + + + Set to 0 + + + Set to 0 + + + If enabled, addressing switches to macro-linear when image width is <= 8 micro-tiles. If disabled, functionality is same as RV350, switch to macro-linear when image width is < 8 micro-tiles. + RV350 mode + Switch from macro-tiled to macro-linear when (width <= 8 micro-tiles) + + + To fix issues when using non-square mipmaps, with border_color, and extreme minification. + R3xx R4xx mode + Stop right shifting coord once mip size is pinned to one + + + + + Filter4 Kernel + + (s1.9). Bottom or Right weight of pair. + + + (s1.9). Top or Left weight of pair. + + + Indicates which pair of weights within phase to load. + Top or Left + Bottom or Right + + + Indicates which of 9 phases to load + + + Indicates whether to load the horizontal or vertical weights + Horizontal + Vertical + + + + + Texture Format State + + Image width - 1. The largest image is 4096 texels. When wrapping or mirroring, must be a power of 2. When mipmapping, must be a power of 2 or padded to a power of 2 in memory. Can always be non-square, except for cube maps which must be square. + + + Image height - 1. The largest image is 4096 texels. When wrapping or mirroring, must be a power of 2. When mipmapping, must be a power of 2 or padded to a power of 2 in memory. Can always be non-square, except for cube maps which must be square. + + + LOG2(depth) of volume texture + + + Number of mipmap levels minus 1. Ranges from 0 to 12. Equivalent to LOD index of smallest (coarsest) mipmap to use. + + + Specifies whether texture coords are projected. + + + + Indicates when TXPITCH should be used instead of TXWIDTH for image addressing + + + + + + + Texture Format State + + Texture Format. Components are numbered right to left. Parenthesis indicate typical uses of each format. + TX_FMT_8 or TX_FMT_1 (if TX_FORMAT2.TXFORMAT_MSB is set) + TX_FMT_16 or TX_FMT_1_REVERSE (if TX_FORMAT2.TXFORMAT_MSB is set) + TX_FMT_4_4 or TX_FMT_10 (if TX_FORMAT2.TXFORMAT_MSB is set) + TX_FMT_8_8 or TX_FMT_10_10 (if TX_FORMAT2.TXFORMAT_MSB is set) + TX_FMT_16_16 or TX_FMT_10_10_10_10 (if TX_FORMAT2.TXFORMAT_MSB is set) + TX_FMT_3_3_2 or TX_FMT_ATI1N (if TX_FORMAT2.TXFORMAT_MSB is set) + TX_FMT_5_6_5 + TX_FMT_6_5_5 + TX_FMT_11_11_10 + TX_FMT_10_11_11 + TX_FMT_4_4_4_4 + TX_FMT_1_5_5_5 + TX_FMT_8_8_8_8 + TX_FMT_2_10_10_10 + TX_FMT_16_16_16_16 + TX_FMT_Y8 + TX_FMT_AVYU444 + TX_FMT_VYUY422 + TX_FMT_YVYU422 + TX_FMT_16_MPEG + TX_FMT_16_16_MPEG + TX_FMT_16f + TX_FMT_16f_16f + TX_FMT_16f_16f_16f_16f + TX_FMT_32f + TX_FMT_32f_32f + TX_FMT_32f_32f_32f_32f + TX_FMT_W24_FP + TX_FMT_ATI2N + + + Component filter should interpret texel data as signed or unsigned. (Ignored for Y/YUV formats.) + + + + Component filter should interpret texel data as signed or unsigned. (Ignored for Y/YUV formats.) + + + + Component filter should interpret texel data as signed or unsigned. (Ignored for Y/YUV formats.) + + + + Component filter should interpret texel data as signed or unsigned. (Ignored for Y/YUV formats.) + + + + Specifies swizzling for each channel at the input of the pixel shader. (Ignored for Y/YUV formats.) + + + + Specifies swizzling for each channel at the input of the pixel shader. (Ignored for Y/YUV formats.) + + + + Specifies swizzling for each channel at the input of the pixel shader. (Ignored for Y/YUV formats.) + + + + Specifies swizzling for each channel at the input of the pixel shader. (Ignored for Y/YUV formats.) + + + + Optionally remove gamma from texture before passing to shader. Only apply to 8bit or less components. + + + + YUV to RGB conversion mode + + + + + + + + Specifies coordinate type. + + + + This field is ignored on R520 and RV510. + + + + + + + Texture Format State + + Used instead of TXWIDTH for image addressing when TXPITCH_EN is asserted. Pitch is given as number of texels minus one. Maximum pitch is 16K texels. + + + Specifies the MSB of the texture format to extend the number of formats to 64. + + + Specifies bit 11 of TXWIDTH to extend the largest image to 4096 texels. + + + Specifies bit 11 of TXHEIGHT to extend the largest image to 4096 texels. + + + Optionally divide by 256 instead of 255 during fix2float. Can only be asserted for 8-bit components. + Divide by pow2-1 for fix2float (default) + Divide by pow2 for fix2float + + + If filter4 is enabled, specifies which texture component to apply filter4 to. + Select Texture Component0. + Select Texture Component1. + Select Texture Component2. + Select Texture Component3. + + + + + + Texture Offset State + + Endian Control + + + + Macro Tile Control + + + + Micro Tile Control + + + + 32-byte aligned pointer to base map + + + + + + ALU Alpha Instruction + + Specifies the opcode for this instruction. + OP_MAD: Result = A*B + C + OP_DP: Result = dot product from RGB ALU + OP_MIN: Result = min(A,B) + OP_MAX: Result = max(A,B) + OP_CND: Result = cnd(A,B,C) = (C>0.5)?A:B + OP_CMP: Result = cmp(A,B,C) = (C>=0.0)?A:B + OP_FRC: Result = A-floor(A) + OP_EX + Result = 2^^A + OP_LN + Result = log2(A) + OP_RCP: Result = 1/A + OP_RSQ: Result = 1/sqrt(A) + OP_SIN: Result = sin(A*2pi) + OP_COS: Result = cos(A*2pi) + OP_MDH: Result = A*B + C; A is always topleft.src0, C is always topright.src0 (source select and swizzles ignored). Input modifiers are respected for all inputs. + OP_MDV: Result = A*B + C; A is always topleft.src0, C is always bottomleft.src0 (source select and swizzles ignored). Input modifiers are respected for all inputs. + + + Specifies the address of the pixel stack frame register to which the Alpha result of this instruction is to be written. + + + Specifies whether the loop register is added to the value of ALPHA_ADDRD before it is used. This implements relative addressing. + + + + Specifies the operands for Alpha inputs A and B. + + + + Specifies the channel sources for Alpha inputs A and B. + + + + Specifies the input modifiers for Alpha inputs A and B. + + + + Specifies the operands for Alpha inputs A and B. + + + + Specifies the channel sources for Alpha inputs A and B. + + + + Specifies the input modifiers for Alpha inputs A and B. + + + + Specifies the output modifier for this instruction. + + + + This specifies which (cached) frame buffer target to write to. For non-output ALU instructions, this specifies how to compare the results against zero when setting the predicate bits. + + + + Specifies whether or not to write the Alpha component of the result of this instuction to the depth output fifo. + NONE: Do not write output to w. + A: Write the alpha channel only to w. + + + + + + This table specifies the Alpha source addresses and pre-subtract operation for up to 512 ALU instruction. The ALU expects 6 source operands - three for color (rgb0, rgb1, rgb2) and three for alpha (a0, a1, a2). The pre-subtract operation creates two more (rgbp and ap). + + Specifies the identity of source operands a0, a1, and a2. If the const field is set, this number ranges from 0 to 255 and specifies a location within the constant register bank. Otherwise: If the most significant bit is cleared, this field specifies a location within the current pixel stack frame (ranging from 0 to 127). If the most significant bit is set, then the lower 7 bits specify an inline unsigned floating- point constant with 4 bit exponent (bias 7) and 3 bit mantissa, including denormals but excluding infinite/NaN. + + + Specifies whether the associated address is a constant register address or a temporary address / inline constant. + + + + Specifies whether the loop register is added to the value of the associated address before it is used. This implements relative addressing. + + + + Specifies the identity of source operands a0, a1, and a2. If the const field is set, this number ranges from 0 to 255 and specifies a location within the constant register bank. Otherwise: If the most significant bit is cleared, this field specifies a location within the current pixel stack frame (ranging from 0 to 127). If the most significant bit is set, then the lower 7 bits specify an inline unsigned floating- point constant with 4 bit exponent (bias 7) and 3 bit mantissa, including denormals but excluding infinite/NaN. + + + Specifies whether the associated address is a constant register address or a temporary address / inline constant. + + + + Specifies whether the loop register is added to the value of the associated address before it is used. This implements relative addressing. + + + + Specifies the identity of source operands a0, a1, and a2. If the const field is set, this number ranges from 0 to 255 and specifies a location within the constant register bank. Otherwise: If the most significant bit is cleared, this field specifies a location within the current pixel stack frame (ranging from 0 to 127). If the most significant bit is set, then the lower 7 bits specify an inline unsigned floating- point constant with 4 bit exponent (bias 7) and 3 bit mantissa, including denormals but excluding infinite/NaN. + + + Specifies whether the associated address is a constant register address or a temporary address / inline constant. + + + + Specifies whether the loop register is added to the value of the associated address before it is used. This implements relative addressing. + + + + Specifies how the pre-subtract value (SRCP) is computed. + + + + + + + ALU Shared RGBA Instruction + + Specifies the opcode for this instruction. + OP_MAD: Result = A*B + C + OP_DP + Result = A.r*B.r + A.g*B.g + A.b*B.b + OP_DP + Result = A.r*B.r + A.g*B.g + A.b*B.b + A.a*B.a + OP_D2A: Result = A.r*B.r + A.g*B.g + C.b + OP_MIN: Result = min(A,B) + OP_MAX: Result = max(A,B) + OP_CND: Result = cnd(A,B,C) = (C>0.5)?A:B + OP_CMP: Result = cmp(A,B,C) = (C>=0.0)?A:B + OP_FRC: Result = A-floor(A) + OP_SOP: Result = ex2,ln2,rcp,rsq,sin,cos from Alpha ALU + OP_MDH: Result = A*B + C; A is always topleft.src0, C is always topright.src0 (source select and swizzles ignored). Input modifiers are respected for all inputs. + OP_MDV: Result = A*B + C; A is always topleft.src0, C is always bottomleft.src0 (source select and swizzles ignored). Input modifiers are respected for all inputs. + + + Specifies the address of the pixel stack frame register to which the RGB result of this instruction is to be written. + + + Specifies whether the loop register is added to the value of RGB_ADDRD before it is used. This implements relative addressing. + + + + Specifies the operands for RGB and Alpha input C. + + + + Specifies, per channel, the sources for RGB and Alpha input C. + + + + Specifies, per channel, the sources for RGB and Alpha input C. + + + + Specifies, per channel, the sources for RGB and Alpha input C. + + + + Specifies the input modifiers for RGB and Alpha input C. + + + + Specifies the operands for RGB and Alpha input C. + + + + Specifies, per channel, the sources for RGB and Alpha input C. + + + + Specifies the input modifiers for RGB and Alpha input C. + + + + + + + ALU RGB Instruction + + Specifies the operands for RGB inputs A and B. + + + + Specifies, per channel, the sources for RGB inputs A and B. + + + + Specifies, per channel, the sources for RGB inputs A and B. + + + + Specifies, per channel, the sources for RGB inputs A and B. + + + + Specifies the input modifiers for RGB inputs A and B. + + + + Specifies the operands for RGB inputs A and B. + + + + Specifies, per channel, the sources for RGB inputs A and B. + + + + Specifies, per channel, the sources for RGB inputs A and B. + + + + Specifies, per channel, the sources for RGB inputs A and B. + + + + Specifies the input modifiers for RGB inputs A and B. + + + + Specifies the output modifier for this instruction. + + + + This specifies which (cached) frame buffer target to write to. For non-output ALU instructions, this specifies how to compare the results against zero when setting the predicate bits. + + + + Specifies whether to update the current ALU result. + Do not modify the current ALU result. + Modify the current ALU result based on the settings of ALU_RESULT_SEL and ALU_RESULT_OP. + + + + + + This table specifies the RGB source addresses and pre-subtract operation for up to 512 ALU instructions. The ALU expects 6 source operands - three for color (rgb0, rgb1, rgb2) and three for alpha (a0, a1, a2). The pre-subtract operation creates two more (rgbp and ap). + + Specifies the identity of source operands rgb0, rgb1, and rgb2. If the const field is set, this number ranges from 0 to 255 and specifies a location within the constant register bank. Otherwise: If the most significant bit is cleared, this field specifies a location within the current pixel stack frame (ranging from 0 to 127). If the most significant bit is set, then the lower 7 bits specify an inline unsigned floating-point constant with 4 bit exponent (bias 7) and 3 bit mantissa, including denormals but excluding infinite/NaN. + + + Specifies whether the associated address is a constant register address or a temporary address / inline constant. + + + + Specifies whether the loop register is added to the value of the associated address before it is used. This implements relative addressing. + + + + Specifies the identity of source operands rgb0, rgb1, and rgb2. If the const field is set, this number ranges from 0 to 255 and specifies a location within the constant register bank. Otherwise: If the most significant bit is cleared, this field specifies a location within the current pixel stack frame (ranging from 0 to 127). If the most significant bit is set, then the lower 7 bits specify an inline unsigned floating-point constant with 4 bit exponent (bias 7) and 3 bit mantissa, including denormals but excluding infinite/NaN. + + + Specifies whether the associated address is a constant register address or a temporary address / inline constant. + + + + Specifies whether the loop register is added to the value of the associated address before it is used. This implements relative addressing. + + + + Specifies the identity of source operands rgb0, rgb1, and rgb2. If the const field is set, this number ranges from 0 to 255 and specifies a location within the constant register bank. Otherwise: If the most significant bit is cleared, this field specifies a location within the current pixel stack frame (ranging from 0 to 127). If the most significant bit is set, then the lower 7 bits specify an inline unsigned floating-point constant with 4 bit exponent (bias 7) and 3 bit mantissa, including denormals but excluding infinite/NaN. + + + Specifies whether the associated address is a constant register address or a temporary address / inline constant. + + + + Specifies whether the loop register is added to the value of the associated address before it is used. This implements relative addressing. + + + + Specifies how the pre-subtract value (SRCP) is computed. + + + + + + + Shared instruction fields for all instruction types + + Specifies the type of instruction. Note that output instructions write to render targets. + US_INST_TYPE_ALU: This instruction is an ALU instruction. + US_INST_TYPE_OUT: This instruction is an output instruction. + US_INST_TYPE_FC: This instruction is a flow control instruction. + US_INST_TYPE_TEX: This instruction is a texture instruction. + + + Specifies whether to wait for the texture semaphore. + This instruction may issue immediately. + This instruction will not issue until the texture semaphore is available. + + + Specifies whether the instruction uses predication. For ALU/TEX/Output this specifies predication for the RGB channels only. For FC this specifies the predicate for the entire instruction. + US_PRED_SEL_NONE: No predication + US_PRED_SEL_RGBA: Independent Channel Predication + US_PRED_SEL_RRRR: R-Replicate Predication + US_PRED_SEL_GGGG: G-Replicate Predication + US_PRED_SEL_BBBB: B-Replicate Predication + US_PRED_SEL_AAAA: A-Replicate Predication + + + Specifies whether the predicate should be inverted. For ALU/TEX/Output this specifies predication for the RGB channels only. For FC this specifies the predicate for the entire instruction. + + + + Specifies which pixels to write to. + Only write to channels of active pixels + Write to channels of all pixels, including inactive pixels + + + Specifies whether this is the last instruction. + Do not terminate the shader after executing this instruction (unless this instruction is at END_ADDR). + All active pixels are willing to terminate after executing this instruction. There is no guarantee that the shader will actually terminate here. This feature is provided as a performance optimization for tests where pixels can conditionally terminate early. + + + Specifies whether to insert a NOP instruction after this. This would get specified in order to meet dependency requirements for the pre-subtract inputs, and dependency requirements for src0 of an MDH/MDV instruction. + Do not insert NOP instruction after this one. + Insert a NOP instruction after this one. + + + Specifies whether to wait for pending ALU instructions to complete before issuing this instruction. + Do not wait for pending ALU instructions to complete before issuing the current instruction. + Wait for pending ALU instructions to complete before issuing the current instruction. + + + Specifies which components of the result of the RGB instruction are written to the pixel stack frame. + + + + Specifies whether the result of the Alpha instruction is written to the pixel stack frame. + NONE: Do not write register. + A: Write the alpha channel only. + + + Specifies which components of the result of the RGB instruction are written to the output fifo if this is an output instruction, and which predicate bits should be modified if this is an ALU instruction. + + + + Specifies whether the result of the Alpha instruction is written to the output fifo if this is an output instruction, and whether the Alpha predicate bit should be modified if this is an ALU instruction. + NONE: Do not write output. + A: Write the alpha channel only. + + + Specifies RGB and Alpha clamp mode for this instruction. + + + + Specifies RGB and Alpha clamp mode for this instruction. + + + + Specifies which component of the result of this instruction should be used as the `ALU result` by a subsequent flow control instruction. + RED: Use red as ALU result for FC. + ALPHA: Use alpha as ALU result for FC. + + + Specifies whether the predicate should be inverted. For ALU/TEX/Output this specifies predication for the alpha channel only. This field has no effect on FC instructions. + + + + Specifies how to compare the ALU result against zero for the `alu_result` bit in a subsequent flow control instruction. + Equal to + Less than + Greater than or equal to + Not equal + + + Specifies whether the instruction uses predication. For ALU/TEX/Output this specifies predication for the alpha channel only. This field has no effect on FC instructions. + US_PRED_SEL_NONE: No predication + US_PRED_SEL_RGBA: A predication (identical to US_PRED_SEL_AAAA) + US_PRED_SEL_RRRR: R Predication + US_PRED_SEL_GGGG: G Predication + US_PRED_SEL_BBBB: B Predication + US_PRED_SEL_AAAA: A Predication + + + Specifies which components (R,G,B,A) contribute to the stat count + + + + + Code start and end instruction addresses. + + Specifies the address of the first instruction to execute in the shader program. This address is relative to the shader program offset given in US_CODE_OFFSET.OFFSET_ADDR. + + + Specifies the address of the last instruction to execute in the shader program. This address is relative to the shader program offset given in US_CODE_OFFSET.OFFSET_ADDR. Shader program execution will always terminate after the instruction at this address is executed. + + + + Offsets used for relative instruction addresses in the shader program, including START_ADDR, END_ADDR, and any non-global flow control jump addresses. + + Specifies the offset to add to relative instruction addresses, including START_ADDR, END_ADDR, and some flow control jump addresses. + + + + Range of instructions that contains the current shader program. + + Specifies the start address of the current code window. This address is an absolute address. + + + Specifies the size of the current code window, minus one. The last instruction in the code window is given by CODE_ADDR + CODE_SIZE. + + + + Shader Configuration + + Set to 0 + + + Control how ALU multiplier behaves when one argument is zero. This affects the multiplier used in MAD and dot product calculations. + Default behaviour (0*inf=nan,0*nan=nan) + Legacy behaviour for shader model 1 (0*anything=0) + + + + + Flow Control Instruction Address Fields + + The address of the static boolean register to use in the jump function. + + + The address of the static integer register to use for loop/rep and endloop/endrep. + + + The address to jump to if the jump function evaluates to true. + + + Specifies whether to interpret JUMP_ADDR as a global address. + Add the shader program offset in US_CODE_OFFSET.OFFSET_ADDR when calculating the destination address of a jump + Don`t use the shader program offset when calculating the destination address jump + + + + + Static Boolean Constants for Flow Control Branching Instructions. Quad-buffered. + + + Flow Control Options. Quad-buffered. + + Specifies whether test mode is enabled. This flag currently has no effect in hardware. + Normal mode + Test mode (currently unused) + + + Specifies whether full flow control functionality is enabled. + Use partial flow-control (enables twice the contexts). Loops and subroutines are not available in partial flow-control mode, and the nesting depth of branch statements is limited. + Use full pixel shader 3.0 flow control, including loops and subroutines. + + + + + Flow Control Instruction + + Specifies the type of flow control instruction. + US_FC_OP_JUMP: (if, endif, call, etc) + US_FC_OP_LOOP: same as jump except always take the jump if the static counter is 0. If we don`t take the jump, push initial loop counter and loop register (aL) values onto the loop stack. + US_FC_OP_ENDLOOP: same as jump but decrement the loop counter and increment the loop register (aL), and don`t take the jump if the loop counter becomes zero. + US_FC_OP_REP: same as loop but don`t push the loop register aL. + US_FC_OP_ENDREP: same as endloop but don`t update/pop the loop register aL. + US_FC_OP_BREAKLOOP: same as jump but pops the loop stacks if a pixel stops being active. + US_FC_OP_BREAKREP: same as breakloop but don`t pop the loop register if it jumps. + US_FC_OP_CONTINUE: used to disable pixels that are ready to jump to the ENDLOOP/ENDREP instruction. + + + Specifies whether to perform an else operation on the active and branch-inactive pixels before executing the instruction. + Don`t alter the branch state before executing the instruction. + Perform an else operation on the branch state before executing the instruction; pixels in the active state are moved to the branch inactive state with zero counter, and vice versa. + + + If set, jump if any active pixels want to take the jump (otherwise the instruction jumps only if all active pixels want to). + Jump if ALL active pixels want to take the jump (for if and else). If no pixels are active, jump. + Jump if ANY active pixels want to take the jump (for call, loop/rep and endrep/endloop). If no pixels are active, do not jump. + + + The address stack operation to perform if we take the jump. + US_FC_A_OP_NONE: Don`t change the address stack + US_FC_A_OP_POP: If we jump, pop the address stack and use that value for the jump target + US_FC_A_OP_PUSH: If we jump, push the current address onto the address stack + + + A 2x2x2 table of boolean values indicating whether to take the jump. The table index is indexed by {ALU Compare Result, Predication Result, Boolean Value (from the static boolean address in US_FC_ADDR.BOOL)}. To determine whether to jump, look at bit ((alu_result<<2) | (predicate<<1) | bool). + + + The amount to decrement the branch counter by if US_FC_B_OP_DECR operation is performed. + + + The branch state operation to perform if we don`t take the jump. + US_FC_B_OP_NONE: If we don`t jump, don`t alter the branch counter for any pixel. + US_FC_B_OP_DECR: If we don`t jump, decrement branch counter by B_POP_CNT for inactive pixels. Activate pixels with negative counters. + US_FC_B_OP_INCR: If we don`t jump, increment branch counter by 1 for inactive pixels. Deactivate pixels that decided to jump and set their counter to zero. + + + The branch state operation to perform if we do take the jump. + US_FC_B_OP_NONE: If we do jump, don`t alter the branch counter for any pixel. + US_FC_B_OP_DECR: If we do jump, decrement branch counter by B_POP_CNT for inactive pixels. Activate pixels with negative counters. + US_FC_B_OP_INCR: If we do jump, increment branch counter by 1 for inactive pixels. Deactivate pixels that decided not to jump and set their counter to zero. + + + If set, uncovered pixels will not participate in flow control decisions. + Include uncovered pixels in jump decisions + Ignore uncovered pixels in making jump decisions + + + + + + Integer Constants used by Flow Control Loop Instructions. Single buffered. + + Specifies the number of iterations. Unsigned 8-bit integer in [0, 255]. + + + Specifies the initial value of the loop register (aL). Unsigned 8-bit integer in [0, 255]. + + + Specifies the increment used to change the loop register (aL) on each iteration. Signed 7-bit integer in [-128, 127]. + + + + + + + + + width > 2048, height <= 2048 + width <= 2048, height > 2048 + width > 2048, height > 2048 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + Normal rounding + Modified rounding of fixed-point data + + + + + Shader pixel size. This register specifies the size and partitioning of the current pixel stack frame + + Specifies the total size of the current pixel stack frame (1:128) + + + + + Texture addresses and swizzles + + Specifies the location (within the shader pixel stack frame) of the texture address for this instruction + + + Specifies whether the loop register is added to the value of the associated address before it is used. This implements relative addressing. + + + + Specify which colour channel of src_addr to use for S coordinate + + + + Specify which colour channel of src_addr to use for T coordinate + + + + Specify which colour channel of src_addr to use for R coordinate + + + + Specify which colour channel of src_addr to use for Q coordinate + + + + Specifies the location (within the shader pixel stack frame) of the returned texture data for this instruction + + + Specifies whether the loop register is added to the value of the associated address before it is used. This implements relative addressing. + NONE: Do not modify destination address + RELATIVE: Add aL before lookup. + + + Specify which colour channel of the returned texture data to write to the red channel of dst_addr + Write R channel to R channel + Write G channel to R channel + Write B channel to R channel + Write A channel to R channel + + + Specify which colour channel of the returned texture data to write to the green channel of dst_addr + Write R channel to G channel + Write G channel to G channel + Write B channel to G channel + Write A channel to G channel + + + Specify which colour channel of the returned texture data to write to the blue channel of dst_addr + Write R channel to B channel + Write G channel to B channel + Write B channel to B channel + Write A channel to B channel + + + Specify which colour channel of the returned texture data to write to the alpha channel of dst_addr + Write R channel to A channel + Write G channel to A channel + Write B channel to A channel + Write A channel to A channel + + + + + + Additional texture addresses and swizzles for DX/DY inputs + + Specifies the location (within the shader pixel stack frame) of the DX value for this instruction + + + Specifies whether the loop register is added to the value of the associated address before it is used. This implements relative addressing. + + + + Specify which colour channel of dx_addr to use for S coordinate + + + + Specify which colour channel of dx_addr to use for T coordinate + + + + Specify which colour channel of dx_addr to use for R coordinate + + + + Specify which colour channel of dx_addr to use for Q coordinate + + + + Specifies the location (within the shader pixel stack frame) of the DY value for this instruction + + + Specifies whether the loop register is added to the value of the associated address before it is used. This implements relative addressing. + + + + Specify which colour channel of dy_addr to use for S coordinate + + + + Specify which colour channel of dy_addr to use for T coordinate + + + + Specify which colour channel of dy_addr to use for R coordinate + + + + Specify which colour channel of dy_addr to use for Q coordinate + + + + + + + Texture Instruction + + Specifies the id of the texture map used for this instruction + + + Specifies the operation taking place for this instruction + NOP: Do nothing + LD: Do Texture Lookup (S,T,R) + TEXKILL: Kill pixel if any component is < 0 + PROJ: Do projected texture lookup (S/Q,T/Q,R/Q) + LODBIAS: Do texture lookup with lod bias + LOD: Do texture lookup with explicit lod + DXDY: Do texture lookup with lod calculated from DX and DY + + + Whether to hold the texture semaphore until the data is written to the temporary register. + Don`t hold the texture semaphore + Hold the texture semaphore until the data is written to the temporary register. + + + If set, US will not request data for pixels which are uncovered. Clear this bit for indirect texture lookups. + Fetch texels for uncovered pixels + Don`t fetch texels for uncovered pixels + + + Whether to scale texture coordinates when sending them to the texture unit. + Scale the S, T, R texture coordinates from [0.0,1.0] to the dimensions of the target texture + Use the unscaled S, T, R texture coordates. + + + + + Specifies the source and format for the Depth (W) value output by the shader + + Format for W + W + W is always zero + W + 24-bit fixed point + W24_FP - 24-bit floating point. The floating point values are a special format that preserve sorting order when values are compared as integers, allowing higher precision in W without additional logic in other blocks. + + + Source for W + + + + + Alternate Number of Vertices to allow > 16-bits of Vertex count + + 24-bit vertex count for command packet. Used instead of bits 31:16 of VAP_VF_CNTL if VAP_VF_CNTL.USE_ALT_NUM_VERTS is set. + + + + Control Bits for User Clip Planes and Clipping + + Enable User Clip Plane 0 + + + Enable User Clip Plane 1 + + + Enable User Clip Plane 2 + + + Enable User Clip Plane 3 + + + Enable User Clip Plane 4 + + + Enable User Clip Plane 5 + + + 0 = Cull using distance from center of point 1 = Cull using radius-based distance from center of point 2 = Cull using radius-based distance from center of point, Expand and Clip on intersection 3 = Always expand and clip as trifan + + + Disables clip code generation and clipping process for TCL + + + Cull Primitives against UCPS, but don`t clip + + + If set, boundary edges are highlighted, else they are not highlighted + + + If set, color2 is used as texture8 by GA (PS3.0 requirement) + + + If set, color3 is used as texture9 by GA (PS3.0 requirement) + + + + Vertex Assembler/Processor Control Register + + Specifies the number of vertex slots to be used in the VAP PVS process. A slot represents a single vertex storage location1 across multiple engines (one vertex per engine). By decreasing the number of slots, there is more memory for each vertex, but less parallel processing. Similarly, by increasing the number of slots, there is less memory per vertex but more vertices being processed in parallel. + + + Specifies the maximum number of controllers to be processing in parallel. In general should be set to max value of TBD. Can be changed for performance analysis. + + + Specifies the number of Floating Point Units (Vector/Math Engines) to use when processing vertices. + + + If set, VAP will not process any draw commands (i.e. writes to VAP_VF_CNTL, the INDX and DATAPORT and Immediate mode writes are ignored. + + + This field controls the number of vertices that the vertex fetcher manages for the TCL and Setup Vertex Storage memories (and therefore the number of vertices that can be re-used). This value should be set to 12 for most operation, This number may be modified for performance evaluation. The value is the maximum vertex number used which is one less than the number of vertices (i.e. a 12 means 13 vertices will be used) + + + Clip space is defined as: + + + + If set, enables the TCL state optimization, and the new state is used only if there is a change in TCL state, between VF_CNTL (triggers) + + + + Vertex Assemblen/Processor Control Status + + Endian-Swap Control. 0 = No swap 1 = 16-bit swap: 0xAABBCCDD becomes 0xBBAADDCC 2 = 32-bit swap: 0xAABBCCDD becomes 0xDDCCBBAA 3 = Half-dword swap: 0xAABBCCDD becomes 0xCCDDAABB Default = 0 + + + The TCL engine is logically or physically removed from the circuit. + + + Transform/Clip/Light (TCL) Engine is Busy. Read-only. + + + Maximum number of MPs fused for this chip. Read- only. For A11, fusemask is fixed to 1XXX. For A12, CG.CC_COMBINEDSTRAPS.MAX_MPS[7:5] = 000 => max_mps[3:0] = 1XXX => 8 MPs CG.CC_COMBINEDSTRAPS.MAX_MPS[7:5] = 001 => max_mps[3:0] = 0110 => 6 MPs CG.CC_COMBINEDSTRAPS.MAX_MPS[7:5] = 010 => max_mps[3:0] = 0101 => 5 MPs CG.CC_COMBINEDSTRAPS.MAX_MPS[7:5] = 011 => max_mps[3:0] = 0100 => 4 MPs CG.CC_COMBINEDSTRAPS.MAX_MPS[7:5] = 100 => max_mps[3:0] = 0011 => 3 MPs CG.CC_COMBINEDSTRAPS.MAX_MPS[7:5] = 101 => max_mps[3:0] = 0010 => 2 MPs CG.CC_COMBINEDSTRAPS.MAX_MPS[7:5] = 110 => max_mps[3:0] = 0001 => 1 MP CG.CC_COMBINEDSTRAPS.MAX_MPS[7:5] = 111 => max_mps[3:0] = 0000 => 0 MP Note that max_mps[3:0] = 0111 = 7 MPs is not available + + + Vertex Store is Busy. Read-only. + + + Reciprocal Engine is Busy. Read-only. + + + ViewPort Transform Engine is Busy. Read-only. + + + Memory Interface Unit is Busy. Read-only. + + + Vertex Cache is Busy. Read-only. + + + Vertex Fetcher is Busy. Read-only. + + + Register Pipeline is Busy. Read-only. + + + VAP Engine is Busy. Read-only. + + + + Offset Value added to index value in both Indexed and Auto-indexed modes. Disabled by setting to 0 + + 25-bit signed 2`s comp offset value + + + + + Programmable Stream Control Word 0 + + The data type for element 0 0 = FLOAT_1 (Single IEEE Float) 1 = FLOAT_2 (2 IEEE floats) 2 = FLOAT_3 (3 IEEE Floats) 3 = FLOAT_4 (4 IEEE Floats) 4 = BYTE * (1 DWORD w 4 8-bit fixed point values) (X = [7:0], Y = [15:8], Z = [23:16], W = [31:24]) 5 = D3DCOLOR * (Same as BYTE except has X->Z,Z- >X swap for D3D color def) (Z = [7:0], Y = [15:8], X = [23:16], W = [31:24]) 6 = SHORT_2 * (1 DWORD with 2 16-bit fixed point values) (X = [15:0], Y = [31:16], Z = 0.0, W = 1.0) 7 = SHORT_4 * (2 DWORDS with 4(2 per dword) 16- bit fixed point values) (X = DW0 [15:0], Y = DW0 [31:16], Z = DW1 [15:0], W = DW1 [31:16]) 8 = VECTOR_3_TTT * (1 DWORD with 3 10-bit fixed point values) (X = [9:0], Y = [19:10], Z = [29:20], W = 1.0) 9 = VECTOR_3_EET * (1 DWORD with 2 11-bit and 1 10-bit fixed point values) (X = [10:0], Y = [21:11], Z = [31:22], W = 1.0) 10 = FLOAT_8 (8 IEEE Floats) Sames as 2 FLOAT_4 but must use consecutive DST_VEC_LOC. Used to allow > 16 PSC for OGL path. 11 = FLT16_2 (1 DWORD with 2 16-bit floating point values (SE5M10 exp bias of 15, supports denormalized numbers)) (X = [15:0], Y = [31:16], Z = 0.0, W = 1.0) 12 = FLT16_4 (2 DWORDS with 4(2 per dword) 16-bit floating point values (SE5M10 exp bias of 15, supports denormalized numbers))) (X = DW0 [15:0], Y = DW0 [31:16], Z = DW1 [15:0], W = DW1 [31:16]) * These data types use the SIGNED and NORMALIZE flags described below. + + + The number of DWORDS to skip (discard) after processing the current element. + + + The vector address in the input memory to write this element + + + If set, indicates the last vector of the current vertex stream + + + Determines whether fixed point data types are unsigned (0) or 2`s complement signed (1) data types. See NORMALIZE for complete description of affect + + + Determines whether the fixed to floating point conversion will normalize the value (i.e. fixed point value is all fractional bits) or not (i.e. fixed point value is all integer bits). This table describes the fixed to float conversion results SIGNED NORMALIZE FLT RANGE 0 0 0.0 - (2^n - 1) (i.e. 8-bit -> 0.0 - 255.0) 0 1 0.0 - 1.0 1 0 -2^(n-1) - (2^(n-1) - 1) (i.e. 8-bit -> -128.0 - 127.0) 1 1 -1.0 - 1.0 where n is the number of bits in the associated fixed point value For signed, normalize conversion, since the fixed point range is not evenly distributed around 0, there are 3 different methods supported by R300. See the VAP_PSC_SGN_NORM_CNTL description for details. + + + + Similar to DATA_TYPE_0 + + + See SKIP_DWORDS_0 + + + See DST_VEC_LOC_0 + + + See LAST_VEC_0 + + + See SIGNED_0 + + + See NORMALIZE_0 + + + + + + For VS3.0 - To support more PVS instructions, increase the address range - Programmable Vertex Shader Flow Control Lower Word Addresses Register 0 + + This field defines the last PVS instruction to execute prior to the control flow redirection. JUMP - The last instruction executed prior to the jump LOOP - The last instruction executed prior to the loop (init loop counter/inc) JSR - The last instruction executed prior to the jump to the subroutine. (Addrss_Range:1K=[9:0];512=[8:0];256=[7:0]) + + + + This field has multiple definitions as follows: JUMP - The instruction address to jump to. LOOP - The loop count. *Note loop count of 0 must be replaced by a jump. JSR - The instruction address to jump to (first inst of subroutine). (Addrss_Range:1K=[24:15];512=[23:15];256=[22:15]) + + + + + + + For VS3.0 - To support more PVS instructions, increase the address range - Programmable Vertex Shader Flow Control Upper Word Addresses Register 0 + + This field has multiple definitions as follows: JUMP - Not Applicable LOOP - The last instruction of the loop. JSR - The last instruction of the subroutine. (Addrss_Range:1K=[9:0];512=[8:0];256=[7:0]) + + + + This field has multiple definitions as follows: JUMP - Not Applicable LOOP - First Instruction of Loop (Typically ACT_ADRS + 1) JSR - First Instruction After JSR (Typically ACT_ADRS + 1). (Addrss_Range:1K=[24:15];512=[23:15];256=[22:15]) + + + + + + + Programmable Vertex Shader Flow Control Loop Index Register 0 + + This field stores the automatic loop index register init value. This is an 8-bit unsigned value 0-255. This field is only used if the corresponding control flow instruction is a loop. + + + This field stores the automatic loop index register step value. This is an 8-bit 2`s comp signed value -128-127. This field is only used if the corresponding control flow instruction is a loop. + + + When this field is set, the automatic loop index register init value is not used at loop activation. The intial loop index is inherited from outer loop. The loop index register step value is used at the end of each loop iteration ; after loop completion, the outer loop index register is restored + + + + + For VS3.0 color2texture - flat shading on textures - limitation: only first 8 vectors can have clipping with wrap shortest or point sprite generated textures + + + Vertex Fetcher Control + + Primitive Type 0 : None (will not trigger Setup Engine to run) 1 : Point List 2 : Line List 3 : Line Strip 4 : Triangle List 5 : Triangle Fan 6 : Triangle Strip 7 : Triangle with wFlags (aka, Rage128 `Type-2` triangles) * 8-11 : Unused 12 : Line Loop 13 : Quad List 14 : Quad Strip 15 : Polygon *Encoding 7 indicates whether a 16-bit word of wFlags is present in the stream of indices arriving when the VTX_AMODE is programmed as a `0`. The Setup Engine just steps over the wFlags word; ignoring it. 0 = Stream contains just indices, as: [ Index1, Index0] [ Index3, Index2] [ Index5, Index4 ] etc... 1 = Stream contains indices and wFlags: [ Index1, Index0] [ wFlags,Index 2 ] [ Index4, Index3] [ wFlags, Index5 ] etc... + + + Method of Passing Vertex Data. 0 : State-Based Vertex Data. (Vertex data and tokens embedded in command stream.) 1 = Indexes (Indices embedded in command stream; vertex data to be fetched from memory.) 2 = Vertex List (Vertex data to be fetched from memory.) 3 = Vertex Data (Vertex data embedded in command stream.) + + + Reserved bits + + + When set, vertex indices are 32-bits/indx, otherwise, 16- bits/indx. + + + When set, vertex reuse is disabled. DO NOT SET unless PRIM_WALK is Indexes. + + + When set, the incoming index is treated as two separate indices. Bits 23-16 are used as the index for AOS 0 (These are 0 for 16-bit indices) Bits 15-0 are used as the index for AOS 1-15. This mode was added specifically for HOS usage + + + When set, the number of vertices in the command packet is taken from VAP_ALT_NUM_VERTICES register instead of bits 31:16 of VAP_VF_CNTL + + + Number of vertices in the command packet. + + + + Vertex Array of Structures Control + + The number of arrays required to represent the current vertex type. Each Array is described by the following three fields: VTX_AOS_ADDR, VTX_AOS_COUNT, VTX_AOS_STRIDE. + + + Force Vertex Data Pre-fetching. If this bit is set, then a 256-bit word will always be fetched, regardless of which dwords are needed. Typically useful when VAP_VF_CNTL.PRIM_WALK is set to Vertex List (Auto-incremented indices). + + + If set, the vertex cache is not invalidated between draw packets. This allows vertex cache hits to occur from packet to packet. This must be set with caution with respect to multiple contexts in the driver. + + + Granule Size to Fetch for AOS 0. 0 = 128-bit granule size 1 = 256-bit granule size This allows the driver to program the fetch size based on DWORDS/VTX/AOS combined with AGP vs. LOC Memory. The general belief is that the granule size should always be 256-bits for LOC memory and AGP8X data, but should be 128-bit for AGP2X/4X data if the DWORDS/VTX/AOS is less than TBD (128?) bits. + + + See AOS_0_FETCH_SIZE + + + See AOS_0_FETCH_SIZE + + + See AOS_0_FETCH_SIZE + + + See AOS_0_FETCH_SIZE + + + See AOS_0_FETCH_SIZE + + + See AOS_0_FETCH_SIZE + + + See AOS_0_FETCH_SIZE + + + See AOS_0_FETCH_SIZE + + + See AOS_0_FETCH_SIZE + + + See AOS_0_FETCH_SIZE + + + See AOS_0_FETCH_SIZE + + + See AOS_0_FETCH_SIZE + + + See AOS_0_FETCH_SIZE + + + See AOS_0_FETCH_SIZE + + + See AOS_0_FETCH_SIZE + + + + VAP Vertex State Control Register + + 0 : Select Color 0 1 : Select User Color 0 2 : Select User Color 1 3 : Reserved + + + 0 : Select Color 1 1 : Select User Color 0 2 : Select User Color 1 3 : Reserved + + + 0 : Select Color 2 1 : Select User Color 0 2 : Select User Color 1 3 : Reserved + + + 0 : Select Color 3 1 : Select User Color 0 2 : Select User Color 1 3 : Reserved + + + 0 : Select Color 4 1 : Select User Color 0 2 : Select User Color 1 3 : Reserved + + + 0 : Select Color 5 1 : Select User Color 0 2 : Select User Color 1 3 : Reserved + + + 0 : Select Color 6 1 : Select User Color 0 2 : Select User Color 1 3 : Reserved + + + 0 : Select Color 7 1 : Select User Color 0 2 : Select User Color 1 3 : Reserved + + + 0 : User Color 0 State is NOT updated when User Color 0 is written. 1 : User Color 1 State IS updated when User Color 0 is written. + + + Set to 0 + + + + + Data register + + + + + Data register + + + + + Data register + + + + + Data register + + + + + Data register + + + + + Data register + + + + Data register + + + Data register + + EDGE_FLAGS + + + + Data register + + + Data register + + + Data register + + + Data register + + + Data register + + + Data register + + + Data register + + + Data register + + + Data register + + + Data register + + + Data register + + + Data register + + + Data register + + + Data register + + + Data register + + + Data register + + + Data register + + + Data register + + + Data register + + + Data register + + + Data register + + + Data register + + + Data register + + + Data register + + + Data register + + + + Data register + + + + + Data register + + + + + Data register + + + + + Data register + + + + Data register + + + Data register + + + Data register + + + Data register + + + Data register + + + Z Buffer Band-Width Control Defa + + Enables hierarchical Z. + + + + + + + + + + + + Enables reading of compressed Z data from memory to the cache. + + + + Enables writing of compressed Z data from cache to memory, + + + + This bit is set when the Z buffer is used to help the CB in clearing a region. Part of the region is cleared by the color buffer and part will be cleared by the Z buffer. Since the Z buffer does not have any write masks in the cache, full micro- tiles need to be written. If a partial micro-tile is touched, then the un-touched part will be unknowns. The cache will operate in write-allocate mode and quads will be accumulated in the cache and then evicted to main memory. The color value is supplied through the ZB_DEPTHCLEARVALUE register. + + + + Enabling this bit will force all the compressed stencil values + + + By default this is 0 (enabled). When NEWZ=OLDZ, then writes do not occur to save BW. + Enable not updating the Z buffer if NewZ=OldZ + Disable above feature (in case there is a bug) + + + By default this is 0 (enabled). When NEW_STENCIL=OLD_STENCIL, then writes do not occur to save BW. + Enable not updating the Stencil buffer if NewS=OldS + Disable above feature (in case there is a bug) + + + Controls whether bytemasking is used or not. + Enable bytemasking + Disable bytemasking + + + Enables hiz rejects when the z function is equals. + + + + Determines whether leading zeros or ones are eliminated. + Count leading 1s + Count leading 0s + + + The zb tries to detect single plane equations that completely + + + This disables storing samples contiguously in 6xaa. + + + Enables packing of the plane equations to eliminate wasted peq slots. + + + + Enables discarding of pointers from pixels that are going to be + + + + Z Buffer Control + + Enables stenciling. + + + + Enables Z functions. + + + + Enables writing of the Z buffer. + + + + Enable signed Z buffer comparison , for W-buffering. + + + + When STENCIL_ENABLE is set, setting STENCIL_FRONT_BACK bit to one specifies that stencilfunc/stencilfail/stencilzpass/stencilzfail registers are used if the quad is generated from front faced primitive and stencilfunc_bf/stencilfail_bf/stencilzpass_bf/stencilzfail_bf are used if the quad is generated from a back faced primitive. If the STENCIL_FRONT_BACK is not set, then stencilfunc/stencilfail/stencilzpass/stencilzfail registers determine the operation independent of the front/back face state of the quad. + + + + Specifies the signed number type to use for the Z buffer comparison. This only has an effect when ZSIGNED_COMPARE is enabled. + Twos complement + Signed magnitude + + + + + + + + Sets the fifo sizes + + Determines the size of the op fifo + + + + + Format of the Data in the Z buffer + + Specifies the format of the Z buffer. + + + + + in 13E3 format , count leading 1`s + in 13E3 format , count leading 0`s. + + + This bit is unused + + + + Hierarchical Z Memory Offset + + DWORD offset into HiZ RAM. + + + + Hierarchical Z Read Index + + Read index into HiZ RAM. + + + + Hierarchical Z Write Index + + Self-incrementing write index into the HiZ RAM. Starting write index must start on a DWORD boundary. Each time ZB_HIZ_DWORD is written, this index will autoincrement. HIZ_OFFSET and HIZ_PITCH are not used to compute read/write address to HIZ ram, when it is accessed through WRINDEX and DWORD + + + + Stencil Reference Value and Mask for backfacing quads + + Specifies the reference stencil value. + + + This value is ANDed with both the reference and the current stencil value prior to the stencil test. + + + Specifies the write mask for the stencil planes. + + + + Z and Stencil Function Control + + Specifies the Z function. + + + + Specifies the stencil function. + + + + Specifies the stencil value to be written if the stencil test fails. + + + + Same encoding as STENCILFAIL. Specifies the stencil value to be written if the stencil test passes and the Z test passes (or is not enabled). + + + Same encoding as STENCILFAIL. Specifies the stencil value to be written if the stencil test passes and the Z test fails. + + + Same encoding as STENCILFUNC. Specifies the stencil function for back faced quads , if STENCIL_FRONT_BACK = 1. + + + Same encoding as STENCILFAIL. Specifies the stencil value to be written if the stencil test fails for back faced quads, if STENCIL_FRONT_BACK = 1 + + + Same encoding as STENCILFAIL. Specifies the stencil value to be written if the stencil test passes and the Z test passes (or is not enabled) for back faced quads, if STENCIL_FRONT_BACK = 1 + + + Same encoding as STENCILFAIL. Specifies the stencil value to be written if the stencil test passes and the Z test fails for back faced quads, if STENCIL_FRONT_BACK =1 + + + Zeroes the zb coverage mask output. This does not affect the updating of the depth or stencil values. + + + + + + + + + + + + + + diff --git a/radeonreg.py b/radeonreg.py new file mode 100755 index 0000000..a7aeb3f --- /dev/null +++ b/radeonreg.py @@ -0,0 +1,300 @@ +#!/usr/bin/python +# -*- coding: utf-8 -*- + +import re + +class RadeonReg: + def __init__(self, unit, name, count, access, addr, stride, desc): + self.unit = unit + self.name = name + self.desc = desc + self.count = count + self.access = access + self.addr = addr + self.fields = [] + self.stride = stride + + def equals(self, rhs): + if self.unit != rhs.unit or \ + self.name != rhs.name or \ + self.desc != rhs.desc or \ + self.count != rhs.count or \ + self.access != rhs.access or \ + self.addr != rhs.addr or \ + self.stride != rhs.stride or \ + len(self.fields) != len(rhs.fields): return False + + for i in xrange(len(self.fields)): + if not self.fields[i].equals(rhs.fields[i]): return False + + return True + +class RadeonField: + def __init__(self, name, low, high, desc): + self.name = name + self.desc = desc + self.low = low if low <= high else high + self.high = high if high >= low else low + self.enum = None + + def equals(self, rhs): + if self.name == rhs.name and \ + self.desc == rhs.desc and \ + self.low == rhs.low and \ + self.high == rhs.high and \ + self.enum == rhs.enum: return True + return False + +class EnumEntry: + def __init__(self, val, name, desc): + self.val = val + self.name = name + self.desc = desc + +class RadeonEnum: + def __init__(self): + self.entries = [] + self.refs = 0 + + def add(self, val, name, desc): + self.entries.append(EnumEntry(val, name, desc)) + + def reference(self): + self.refs = self.refs + 1 + + def equals(self, rhs): + if len(self.entries) != len(rhs.entries): return False + for i in xrange(len(self.entries)): + if self.entries[i].val != rhs.entries[i].val: return False + if self.entries[i].name != rhs.entries[i].name: return False + if self.entries[i].desc != rhs.entries[i].desc: return False + return True + +enums = [] +def AddEnum(e): + for i in xrange(len(enums)): + if e.equals(enums[i]): + return i + enums.append(e) + return len(enums)-1 + +enum_regex = re.compile('(\d\d?)( - |: |=)((?:(?!\d\d?(?: - |: |=)).)*)', re.DOTALL) +enum_desc = re.compile('(\d\d?( - |: |=)|POSSIBLE VALUES:)') +enum_ename = re.compile('([A-Za-z0-9_]*)') +reserved_regex = re.compile('[Rr][Ee][Ss][Ee][Rr][Vv][Ee][Dd]') +def ExtractEnum(s): + dl = s.split('\n') + d = '' + for line in dl: + if enum_desc.match(line): break + d += ' ' + line + d = StripSpaces(d) + + enum = RadeonEnum() + m = enum_regex.findall(s) + for entry in m: + val = int(entry[0]) + desc = StripSpaces(entry[2].replace('\n', ' ')) + if reserved_regex.search(desc): continue + name = StripUnders(enum_ename.match(desc.replace(' ', '_')).group(1).upper()) + enum.add(val, name, desc) + + if len(enum.entries) == 0: enum = None + return [d, enum] + +subs = [re.compile('^.+ 2008 Advanced Micro Devices, Inc.$'), + re.compile('^Proprietary *[0-9]*$'), + re.compile('^. *Revision [0-9\.]* *[A-Za-z]* [0-9]{1,2}, [0-9]*$'), + re.compile('^.$'), + re.compile('^ *$'), + re.compile('\n'), + re.compile('^[0-9]+.[0-9]+ .* Registers.*$'), + re.compile('^\(Access: [RW]\)')] +stupid_linebreaks = re.compile('-\n0x') +def ReadPDFDump(filename): + pdffile = open(filename, 'r') + pdflines = pdffile.readlines() + pdffile.close() + + formatted = '' + for line in pdflines: + out = line + for regex in subs: + out = regex.sub('', out) + + if out != '': + formatted += out + '\n' + + formatted = stupid_linebreaks.sub('-0x', formatted); + return formatted + '\n' + +spaces = re.compile(' +') +spaces_end = re.compile('(^ | $)', re.MULTILINE) +def StripSpaces(s): + return spaces_end.sub('', spaces.sub(' ', s)) + +uscores = re.compile('_+') +uscores_end = re.compile('(^_|_$)', re.MULTILINE) +def StripUnders(s): + return uscores_end.sub('', uscores.sub('_', s)) + +reg_regex = re.compile( +'([A-Za-z0-9_]{1,4}):([A-Za-z0-9_]+)(\[([0-9]+)-([0-9]+)\]?|)([A-Za-z0-9_]*).*\[([RW\/]+)\].*[^,]? ?MMReg:0x([0-9A-Fa-f]{1,6})(-0x([0-9A-Fa-f]{1,6})|).*' +'(\nDESCRIPTION: (.*(\n.*)*?))?' +'\nField Name +.*? +Description.*\n' +'([^·]*\n)+' +) +field_regex = re.compile( +'([A-Za-z0-9_]+) +([0-9]{1,2})(:([0-9]{1,2})|) +(0x[0-9A-Fa-f]+|[Nn]one) +(.*(\n +.*)*)' +) + +def FormatPDFDump(pdf): + regs = [] + m = reg_regex.findall(pdf) + for reg in m: + unit = reg[0] + name = StripUnders(reg[1] + '_' + reg[5]) + addr = [ int(reg[7], 16), int(reg[9], 16) if reg[9] != '' else int(reg[7], 16) ] + access = reg[6].lower().replace('/', '') + count = (int(reg[4]) - int(reg[3]) + 1) if reg[3] != '' and reg[4] != '' else 1 + stride = ((addr[1] - addr[0]) / (count - 1)) if count > 1 else 4 + desc = StripSpaces(reg[11].replace('\n', ' ')) + regs.append(RadeonReg(unit, name, count, access, addr[0], stride, desc)) + + f = field_regex.findall(reg[13]) + for field in f: + fname = field[0] + fbits = [ int(field[1]), int(field[3]) if field[3] != '' else int(field[1]) ] + fdesc = StripSpaces(field[5]) + regs[-1].fields.append(RadeonField(fname, fbits[1], fbits[0], fdesc)) + + e = ExtractEnum(fdesc) + regs[-1].fields[-1].desc = e[0] + if e[1] != None: regs[-1].fields[-1].enum = AddEnum(e[1]) + + if len(regs[-1].fields) > 0: + if regs[-1].fields[0].low == 0 and regs[-1].fields[0].high == 31: + regs[-1].fields = [] + + return regs + +def CompareRegs(regs1, regs2): + regs_a = [] + regs_b = [] + regs_both = [] + + for r1r in regs1: + for r2r in regs2: + if r1r.equals(r2r): regs_both.append(r1r) + + for r1r in regs1: + inboth = False + for rb in regs_both: + if r1r.equals(rb): inboth = True + + if not inboth: + regs_a.append(r1r) + + for r2r in regs2: + inboth = False + for rb in regs_both: + if r2r.equals(rb): inboth = True + + if not inboth: + regs_b.append(r2r) + + return [regs_both, regs_a, regs_b] + +def XMLTags(s): + return s.replace('&', '&').replace('>', '>').replace('<', '<') + +def PrintEnum(enum, indent): + for entry in enums[enum].entries: + print indent + '%s' % (entry.val, entry.name, XMLTags(entry.desc)) + +def XMLGroup(regs, gname, prepend): + print '' % (gname, prepend) + for reg in regs: + indent = ' ' + + if len(reg.fields) < 1 and reg.desc == '': + regstr = '' % (reg.name, reg.access) + else: + regstr = '' % (reg.name, reg.access) + regstr += '\n' + indent + ' %s' % XMLTags(reg.desc) + + if reg.count > 1: + print ' ' % (reg.addr, reg.stride, reg.count) + print ' ' + regstr % 0 + indent += ' ' + else: + print ' ' + regstr % reg.addr + + for field in reg.fields: + print indent + ' ' % (field.name, field.high, field.low) + print indent + ' %s' % XMLTags(field.desc) + + if field.enum != None: + if enums[field.enum].refs == 1: + PrintEnum(field.enum, indent + ' ') + else: + print indent + ' ' % field.enum + + print indent + ' ' + + if len(reg.fields) > 0 or reg.desc != '': + print indent + '' + + if reg.count > 1: + print ' ' + print '\n' + +def CreateXML(regs, variants): + print '' + print '' + print '' + print '' + for i in xrange(len(enums)): + if enums[i].refs > 1: + print '' % i + PrintEnum(i, ' ') + print '' + print '' + + for (group, name, prepend) in regs: + XMLGroup(group, name, prepend) + + for (name, groups) in variants: + print '' % name + for group in groups: + print ' ' % group + print '' + + print '' + +def ReferenceEnums(regs): + for reg in regs: + for field in reg.fields: + if field.enum != None: + enums[field.enum].reference() + +r300regs = FormatPDFDump(ReadPDFDump('R3xx_3D_Registers.txt')) +r500regs = FormatPDFDump(ReadPDFDump('R5xx_Acceleration_v1.3.txt')) +finalregs = CompareRegs(r300regs, r500regs) +regs_both = finalregs[0] +regs_r300 = finalregs[1] +regs_r500 = finalregs[2] +ReferenceEnums(regs_both) +ReferenceEnums(regs_r300) +ReferenceEnums(regs_r500) +CreateXML( + [ + [regs_both, 'rX00_regs', 'R300'], + [regs_r300, 'r300_regs', 'R300'], + [regs_r500, 'r500_regs', 'R500'] + ], + [ + ['r300', ['rX00_regs', 'r300_regs']], + ['r500', ['rX00_regs', 'r500_regs']] + ] +) diff --git a/rules-ng.xsd b/rules-ng.xsd new file mode 100644 index 0000000..8dd6872 --- /dev/null +++ b/rules-ng.xsd @@ -0,0 +1,412 @@ + + + + + + An updated version of the old rules.xml file from the + RivaTV project. Specifications by Pekka Paalanen, + preliminary attempt by KoalaBR, + first working version by Jakob Bornecrantz. + For specifications, see the file rules-ng-format.txt + in Nouveau CVS module 'rules-ng'. + + Version 0.1 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + databaseType + + + + + + + + + + + + + + + + + variantType + + + + + + + + + + + + + enumType + + + + + + + + + + + valueType + + + + + + + + + + + arrayType + + + + + + + + + + + + + + stripeType + + + + + + + + + + + + + bitfieldType + + + + + + + + + + + + + + + bitsetType + + + + + + + + + + + groupType + + + + + + + + + + + + refType + + + + + + + domainType + + + + + + + + registerType used by both reg8 and reg32 + + + + + + + + + + + + + + + + + + + + + + + translationType + + + + + + + + + + + + + + + + + + brief documentation, no markup + + + + + + + + + + + root element of documentation sub-tree + + + + + + + + + + + + + for bold, underline, italics + + + + + + + + + + + + + + + + + + + definition of a list, ordered or unordered + + + + + + + + + + + items of a list + + + + + + + + + + + + + + + + + C language identifier or macro name. + The C99 standard seems to allow non-ASCII-7 + letters in names, but we do not. Or do we? + + + + + + + + + + + This is either a (normal) prefixed name, + or an absolute name with a leading slash. + The absolute name is the same as slash and + Cname concatenated. + + + + + + + + + + + + + + + + + + HexOrNumber + + + + + + + Type + + + + + + + Access + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + -- cgit v1.2.3