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/* $XConsortium: paradise.h,v 1.1 94/10/05 13:54:47 kaleb Exp $ */
/* $XFree86: xc/programs/Xserver/hw/xfree86/vga256/drivers/pvga1/paradise.h,v 3.0 1994/07/24 11:57:00 dawes Exp $ */
/* Author: Mike Tierney <floyd@eng.umd.edu> */
/* Modified by: Bill Morgart <wsm@morticia.ssw.com> */
/* for the WD90C33 */
/* Paradise/Western Digital Chip defines */
#define C_PVGA1 0 /* PVGA1 */
#define WD90C00 1 /* WD90C00 */
#define WD90C10 2 /* WD90C1x */
#define WD90C30 3 /* WD90C30 */
#define WD90C31 4 /* WD90C31 */
#define WD90C33 5 /* WD90C33 */
#define WD90C20 6 /* WD90C2x */
#define IS_WD90C3X(x) (((x) == WD90C30) \
|| ((x) == WD90C31) \
|| ((x) == WD90C33))
/* wd chip type */
extern int WDchipset;
/* standard WD90C3X register definitions */
/** Paradise Registers **/
/*** PR30 0x3C4, 0x10, 0x3C5 ***/
/*** Memory Interface, Write Buffer, and FIFO Control ***/
#define PR30_INDEX 0x10
#define PR30_ADDR 0x3C4
#define PR30_PORT 0x3C5
/*** PR31 0x3C4, 0x11, 0x3C5 ***/
/*** System Interface Control ***/
#define PR31_INDEX 0x11
#define PR31_ADDR 0x3C4
#define PR31_PORT 0x3C5
#define RW_OFFSET_MASK 0x80
#define TURBO_MODE_MASKE 0x40
#define READ_RDY_CNTRL1 0x10
#define READ_RDY_CNTRL2 0x08
#define WRITE_BUF_ENABLE 0x04
#define ENA_16BIT_IO_ATTR_CNTRL 0x02
#define ENA_16BIT_IO_GEN 0x01
/** Extended Registers **/
#define EXT_REG_ACCESS_PORT 0x23C0
#define EXT_REG_IO_PORT 0x23C2
#define HBITBLT_PORT0 0x23C4
#define HBITBLT_PORT1 0x23C6
#define LINE_DRAW_K1 0x23C8
#define LINE_DRAW_K2 0x23CA
#define LINE_DRAW_ERROR_TERM 0x23CC
#define COMMAND_BUFFER 0x23CE
/** EXT_REG_ACCESS_PORT **/
#define EXT_REG_BLK(x) ((x) & 0xff)
#define EXT_REGISTER_INDEX(x) (((x) << 8) & 0xf00)
#define EXT_REG_AUTO_INCR_ENA 0
#define EXT_REG_AUTO_INCR_DIS 0x1000
/** Command Buffer and Interrupt Control Register **/
/** id: COMMAND_BUFFER **/
#define VERT_RETRACE_INTR 0x200
#define CMD_BUFFER_EMPTY_STATUS_INTR 0x100
#define DRAWING_ENGINE_BUSY 0x080
#define CMD_BUFFER_OVERFLOW 0x040
#define CMD_BUFFER_ENABLE 0x020
#define CMD_BUFFER_LOC_AVAIL 0x00f
/** Extended Register Blocks **/
#define DRAWING_ENGINE_REG1 0x1 /* Table 12-1 WD90C33 */
#define CURSOR_BLOCK 0x2 /* Table 11-1 WD90C33 */
#define DRAWING_ENGINE_REG2 0x3 /* Table 12-2 WD90C33 */
#define REG_INDX(r) ((r) << 12)
#define SET_EXT_REG(r, v) outw(EXT_REG_IO_PORT, (REG_INDX(r) | (v)))
/******************************/
/** **/
/** Drawing Engine Registers **/
/** **/
/******************************/
/** **/
/** DRAWING_ENGINE_REG1 **/
/** **/
#define DR_ENG_CNTRL1_INDEX 0x00
#define DR_ENG_CNTRL2_INDEX 0x01
#define DR_ENG_X_SRC 0x02
#define DR_ENG_Y_SRC 0x03
#define DR_ENG_X_DST 0x04
#define DR_ENG_Y_DST 0x05
#define DR_ENG_X_DIM 0x06
#define DR_ENG_Y_DIM 0x07
#define DR_ENG_RAS_OP 0x08
#define DR_ENG_LEFT_CLIP 0x09
#define DR_ENG_RIGHT_CLIP 0x0a
#define DR_ENG_TOP_CLIP 0x0b
#define DR_ENG_BOTTOM_CLIP 0x0c
/** **/
/** DRAWING_ENGINE_REG2 **/
/** **/
#define DR_ENG_MAP_BASE 0x00
#define DR_ENG_ROW_PITCH 0x01
#define DR_ENG_FORE_COLOR_0 0x02
#define DR_ENG_FORE_COLOR_1 0x03
#define DR_ENG_BACK_COLOR_0 0x04
#define DR_ENG_BACK_COLOR_1 0x05
#define DR_ENG_TRNS_COLOR_0 0x06
#define DR_ENG_TRNS_COLOR_1 0x07
#define DR_ENG_TRNS_MASK_0 0x08
#define DR_ENG_TRNS_MASK_1 0x09
#define DR_ENG_MASK_0 0x09
#define DR_ENG_MASK_1 0x0a
/*************************************/
/** **/
/** DRAWING_ENGINE_CNTRL1_INDEX **/
/** - accessed via **/
/** DRAWING_ENGINE_REG1, index 0 **/
/** **/
/*************************************/
/*** Drawing Modes ***/
#define DRAWING_MODE(x) ((x) << 9)
#define NOP 0x00
#define BITBLT 0x01
#define LINESTRIP 0x02
#define TRPZOID_FILL_STRIP 0x03
#define BRESENHAM_LINE 0x04
/*** X Direction ***/
#define X_DIR_POS 0x000
#define X_DIR_NEG 0x100
/*** Y Direction ***/
#define Y_DIR_POS 0x00
#define Y_DIR_NEG 0x80
/*** Major Row ***/
#define X_MAJOR 0x00
#define Y_MAJOR 0x40
/*** Source Select ***/
#define SRC_SCREEN_MEMORY 0x00
#define SRC_HOST_MEMORY 0x20
/*** Source Format ***/
#define COLOR_FORMAT 0x00
#define MONO_FROM_COLOR 0x08
#define FIXED_COLOR 0x10
#define MONO_FROM_HOST 0x18
/*** Pattern Enable ***/
#define PATTERN_NOT_USED 0x00
#define PATTERN_USED 0x04
/*** Destination Select ***/
#define DEST_SCREEN_MEMORY 0x00
#define DEST_HOST_MEMORY 0x02
/*** Last Pixel Off ***/
#define LAST_PIXEL_ON 0x00
#define LAST_PIXEL_OFF 0x01
/*************************************/
/** **/
/** DRAWING_ENGINE_CNTRL2_INDEX **/
/** - accessed via **/
/** DRAWING_ENGINE_REG1, index 1 **/
/** **/
/*************************************/
#define PIXEL_DEPTH(x) ((x) << 10)
#define BITS_4 0x00
#define BITS_8 0x01
#define BITS_16 0x02
#define DEST_TRANS_ENABLE 0x200
#define DEST_TRANS_POLARITY 0x100
#define MONO_TRANS_SOURCE 0x080
#define COMMAND_BUFFER_EMPTY 0x040
#define DATA_PATH_FIFO_DEPTH 0x008
#define HBLT_MEMORY_PORT 0x004
/*******************************/
/** **/
/** Hardware cursor control **/
/** accessed via CURSOR_BLOCK **/
/** **/
/** Note - **/
/** I've included these but **/
/** its unlikely they will be **/
/** used anytime soon **/
/** wsm 6/21/94 **/
/** **/
/*******************************/
/*** Cursor Registers ***/
/*** x - value 11 bits max ***/
/*** b - byte index 0,1,2 ***/
#define CURSOR_CNTL(x) (REG_INDX(0) | (x))
#define CURSOR_PATTERN_ADDR_LOW(x) (REG_INDX(1) | (x))
#define CURSOR_PATTERN_ADDR_HIGH(x) (REG_INDX(2) | (x))
#define CURSOR_PRIMARY_COLOR_BYTE(b, x) (REG_INDX(3 + (b)) | (x))
#define CURSOR_SECONDARY_COLOR_BYTE(b, x) (REG_INDX(6 + (b)) | (x))
#define CURSOR_AUXILIARY_COLOR_BYTE(b, x) (REG_INDX(9 + (b)) | (x))
#define CURSOR_ORIGIN(x) (REG_INDX(12) | (x))
#define CURSOR_DISPLAY_X_POS(x) (REG_INDX(13) | (x))
#define CURSOR_DISPLAY_Y_POS(x) (REG_INDX(14) | (x))
#define REGISTER_BLOCK_INDEX(x) (REG_INDX(15) | (x))
/*** Cursor Control Register ***/
#define CURSOR_ENABLE 0x0800
#define CURSOR_PATTERN_32X32 0
#define CURSOR_PATTERN_64X64 0x0200
#define CURSOR_PLANE_PROTECT 0x0100
#define CURSOR_COLOR_MODE_SOFT 0
#define CURSOR_COLOR_MODE_2_COLOR_INVERT 0x0020
#define CURSOR_COLOR_MODE_2_COLOR_SPECIAL_INVERT 0x0040
#define CURSOR_COLOR_MODE_3_COLOR 0x0060
#define CURSOR_ENHANCED_HARDWARE_MODE 0x0010
/**
** register definitions for WD90C31 hardware accelerator
**/
/**** WD90C31 BITBLT ****/
/** BITBLT Control Part 1, Index 1 **/
#define BLIT_CNTRL1 0x0000 /* blit index 0 */
#define BLT_ACT_STAT 0x0800 /* activation/status bit */
#define BLT_DIRECT 0x0400 /* blit direction 0-top->bottom,left->right */
/* 1-bottom->top,right->left */
#define BLT_PLANAR 0x0000 /* planar mode */
#define BLT_PACKED 0x0100 /* packed mode, text and 256-color */
#define BLT_DLINEAR 0x0080 /* blit is dest linear, 0 - blit is rectangular */
#define BLT_SLINEAR 0x0040 /* blit is source linear, 0 - blit is rectangular */
#define BLT_DST_SCR 0x0000 /* blit dest is screen memory */
#define BLT_DST_SYS 0x0020 /* blit dest is system IO location */
#define BLT_SRC_COLR 0x0000 /* color source format */
#define BLT_SRC_MONC 0x0004 /* source format is mono from color comparators */
#define BLT_SRC_FCOL 0x0008 /* source format is fixed color (filled rect) */
#define BLT_SRC_MONH 0x000C /* source format is mono from host */
#define BLT_SRC_SCR 0x0000 /* blit source is screen memory */
#define BLT_SRC_SYS 0x0002 /* blit source is system IO location */
/** BITBLT Control Part 2, Index 1 **/
#define BLIT_CNTRL2 0x1000 /* blit index 0 */
#define BLT_IENABLE 0X0400 /* interrupt enable when blt completes */
#define BLT_QSTART 0X0080 /* quick start when dest reg written to */
#define BLT_UPDST 0x0040 /* update dest on completion of blit */
#define BLT_NOPAT 0x0000 /* no pattern */
#define BLT_8x8PAT 0x0010 /* 8x8 pattern used for source */
#define BLT_MTRNS 0x0008 /* monochrome transparency enable */
#define BLT_PTRNS 0x0004 /* matching pixels are 1-opaque 0-transparent */
#define BLT_TENABLE 0x0001 /* destination transparency enable */
/** BITBLT SOURCE Low, Index 2 */
#define BLIT_SRC_LOW 0x2000
/** BITBLT SOURCE High, Index 3 */
#define BLIT_SRC_HGH 0x3000
/** BITBLT DEST LOW, Index 4 */
#define BLIT_DST_LOW 0x4000
/** BITBLT DEST LOW, Index 5 */
#define BLIT_DST_HGH 0x5000
/** BITBLT Dim X, Index 6 **/
#define BLIT_DIM_X 0x6000
/** BITBLT Dim Y, Index 7 **/
#define BLIT_DIM_Y 0x7000
/** BITBLT Row Pitch, Index 8 **/
#define BLIT_ROW_PTCH 0x8000
/** BITBLT Raster Op, Index 9 **/
#define BLIT_RAS_OP 0x9000
#define ROP_ZERO 0x0000
#define ROP_AND 0x0100
#define ROP_SAND 0x0200
#define ROP_SRC 0x0300
#define ROP_NSAD 0x0400
#define ROP_DST 0x0500
#define ROP_XOR 0x0600
#define ROP_OR 0x0700
#define ROP_NOR 0x0800
#define ROP_XNOR 0x0900
#define ROP_NDEST 0x0A00
#define ROP_SOND 0x0B00
#define ROP_NSRC 0x0C00
#define ROP_NSOD 0x0D00
#define ROP_NAND 0x0E00
#define ROP_ONE 0x0F00
/** BLT Forground Color, Index 10 **/
#define BLIT_FOR_COLR 0xA000
/** BLT Background Color, Index 11 **/
#define BLIT_BCK_COLR 0xB000
/** BLT Transparency Color, Index 12 **/
#define BLIT_TRN_COLR 0xC000
/** BLT Transparency Mask, Index 13 **/
#define BLIT_TRN_MASK 0xD000
/** BLT MASK, Index 14 **/
#define BLIT_MASK 0xE000
/** BITBLT Macros for wd90c31 **/
/** wait for current blit operation to finish **/
#define WAIT_BLIT outw(0x23C0, 0x1 | (0x10 << 8)); \
while (inw(0x23C2) & BLT_ACT_STAT);
/** wait finite time for current blit operation to finish **/
#define WAIT_BLIT_FINITE \
{ int count = 0; \
do { outw(0x23C0, 0x1 | (0x10 << 8)); \
fprintf (fp, "waiting...\n"); \
} while ((inw(0x23C2) & BLT_ACT_STAT) && count++ < 100); \
if (count >= 200) {vgaCloseScreen(); exit(-1);}\
}
#define C33_MAX_LOCATIONS_AVAILABLE 8
#define C33_LOCATIONS_USED_MASK (0x0f)
/** wait for command buffer to have enough empty locations **/
#define C33_WAIT_COMMAND_BUFFER(num_needed) \
outw(COMMAND_BUFFER,CMD_BUFFER_ENABLE); \
while ((inw(COMMAND_BUFFER) & C33_LOCATIONS_USED_MASK) > \
(C33_MAX_LOCATIONS_AVAILABLE - num_needed))
/** wait for drawing engine to complete **/
#define C33_WAIT_DRAWING_ENGINE \
while ((inw(COMMAND_BUFFER) & DRAWING_ENGINE_BUSY))
/**
** used to save off default functions
** sometimes the speedup routines need to bow out to the default funtion
** most of the speedups only work if the operation is screen->screen
**/
extern void (*pvga1_stdcfbFillRectSolidCopy)();
extern void (*pvga1_stdcfbDoBitbltCopy)();
extern void (*pvga1_stdcfbBitblt)();
extern void (*pvga1_stdcfbFillBoxSolid)();
/**
** these variables hold the current known state of the accel registers
** that way, time isn't wasted outputing a value to a port that already
** has that value.
**/
extern unsigned int pvga1_blt_cntrl2;
extern unsigned int pvga1_blt_src_low;
extern unsigned int pvga1_blt_src_hgh;
extern unsigned int pvga1_blt_dim_x;
extern unsigned int pvga1_blt_dim_y;
extern unsigned int pvga1_blt_row_pitch;
extern unsigned int pvga1_blt_rop;
extern unsigned int pvga1_blt_for_color;
extern unsigned int pvga1_blt_bck_color;
extern unsigned int pvga1_blt_trns_color;
extern unsigned int pvga1_blt_trns_mask;
extern unsigned int pvga1_blt_planemask;
/* wd90c33 bitblt function prototype */
extern void
wd90c33BitBlt(
#if NeedFunctionPrototypes
unsigned char *psrcBase, unsigned char *pdstBase,
int widthSrc, int widthDst,
int x, int y,
int x1, int y1,
int w, int h,
int xdir, int ydir,
int alu,
unsigned long planemask,
unsigned long source_format,
unsigned long foreground_color
#endif
);
/* wd90c31 bitblt function prototype */
extern void
wd90c31BitBlt(
#if NeedFunctionPrototypes
unsigned char *psrcBase, unsigned char *pdstBase,
int widthSrc, int widthDst,
int x, int y,
int x1, int y1,
int w, int h,
int xdir, int ydir,
int alu,
unsigned long planemask,
unsigned long source_format,
unsigned long foreground_color
#endif
);
/**
** macros to set each hardware register
**/
#define SELECT_BLT_REG outb (EXT_REG_ACCESS_PORT, 1);
#define SET_BLT_CNTRL1(value) outw(EXT_REG_IO_PORT, BLIT_CNTRL1 | value);
#define SET_BLT_CNTRL2(value) \
if (pvga1_blt_cntrl2 != (value)) \
outw(EXT_REG_IO_PORT, (BLIT_CNTRL2 | value)); \
pvga1_blt_cntrl2 = value;
#define SET_BLT_DST_LOW(value) \
outw (EXT_REG_IO_PORT, BLIT_DST_LOW | value);
#define SET_BLT_DST_HGH(value) \
outw (EXT_REG_IO_PORT, BLIT_DST_HGH | value);
#define SET_BLT_SRC_LOW(value) \
if (pvga1_blt_src_low != (value)) \
outw (EXT_REG_IO_PORT, BLIT_SRC_LOW | value); \
pvga1_blt_src_low = value;
#define SET_BLT_SRC_HGH(value) \
if (pvga1_blt_src_hgh != (value)) \
outw (EXT_REG_IO_PORT, BLIT_SRC_HGH | value); \
pvga1_blt_src_hgh = value;
#define SET_BLT_DIM_X(value) \
if (pvga1_blt_dim_x != (value)) \
outw (EXT_REG_IO_PORT, BLIT_DIM_X | value); \
pvga1_blt_dim_x = value;
#define SET_BLT_DIM_Y(value) \
if (pvga1_blt_dim_y != (value)) \
outw (EXT_REG_IO_PORT, BLIT_DIM_Y | value); \
pvga1_blt_dim_y = value;
#define SET_BLT_ROW_PTCH(value) \
if (pvga1_blt_row_pitch != (value)) \
outw (EXT_REG_IO_PORT, BLIT_ROW_PTCH | value); \
pvga1_blt_row_pitch = value;
#define SET_BLT_RAS_OP(value) \
if (pvga1_blt_rop != (value)) \
outw (EXT_REG_IO_PORT, BLIT_RAS_OP | value); \
pvga1_blt_rop = value;
#define SET_BLT_FOR_COLR(value) \
if (pvga1_blt_for_color != (value)) \
outw (EXT_REG_IO_PORT, BLIT_FOR_COLR | value); \
pvga1_blt_for_color = value;
#define SET_BLT_BCK_COLR(value) \
if (pvga1_blt_bck_color != (value)) \
outw (EXT_REG_IO_PORT, BLIT_BCK_COLR | value); \
pvga1_blt_bck_color = value;
#define SET_BLT_TRN_COLR(value) \
if (pvga1_blt_trns_color != (value)) \
outw (EXT_REG_IO_PORT, BLIT_TRN_COLR | value); \
pvga1_blt_trns_color = value;
#define SET_BLT_TRN_MASK(value) \
if (pvga1_blt_trn_mask != (value)) \
outw (EXT_REG_IO_PORT, BLIT_TRN_MASK | value); \
pvga1_blt_trn_mask = value;
#define SET_BLT_MASK(value) \
if (pvga1_blt_planemask != (value)) \
outw (EXT_REG_IO_PORT, BLIT_MASK | value); \
pvga1_blt_planemask = value;
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