diff options
Diffstat (limited to 'hw/kdrive/ati/r128_blendtmp.h')
| -rw-r--r-- | hw/kdrive/ati/r128_blendtmp.h | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/hw/kdrive/ati/r128_blendtmp.h b/hw/kdrive/ati/r128_blendtmp.h new file mode 100644 index 000000000..57eeb21eb --- /dev/null +++ b/hw/kdrive/ati/r128_blendtmp.h @@ -0,0 +1,125 @@ +/* + * $Id$ + * + * Copyright © 2003 Eric Anholt, Anders Carlsson + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of Eric Anholt not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. Eric Anholt makes no + * representations about the suitability of this software for any purpose. It + * is provided "as is" without express or implied warranty. + * + * ERIC ANHOLT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL ERIC ANHOLT BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ +/* $Header$ */ + +#ifdef USE_DMA +#define TAG(x) x##DMA +#define LOCALS RING_LOCALS; \ + (void)atic +#define BEGIN(x) BEGIN_RING(x * 2) +#define OUT_REG(reg, val) OUT_RING_REG(reg, val) +#define END() ADVANCE_RING() +#else +#define TAG(x) x##MMIO +#define LOCALS char *mmio = atic->reg_base +#define BEGIN(x) ATIWaitAvailMMIO(x) +#define OUT_REG(reg, val) MMIO_OUT32(mmio, (reg), (val)) +#define END() +#endif + +static Bool +TAG(R128PrepareBlend)(int op, PicturePtr pSrcPicture, PicturePtr pDstPicture, + PixmapPtr pSrc, PixmapPtr pDst) +{ + KdScreenPriv(pDst->drawable.pScreen); + ATIScreenInfo(pScreenPriv); + ATICardInfo(pScreenPriv); + CARD32 dstDatatype, srcDatatype; + LOCALS; + + accel_atis = atis; + + if (!TAG(ATISetup)(pDst, pSrc)) + return FALSE; + + src_bpp = pSrc->drawable.bitsPerPixel; + + if (op >= sizeof(R128BlendOp)/sizeof(R128BlendOp[0])) + ATI_FALLBACK(("Unsupported op 0x%x\n", op)); + if (pSrcPicture->repeat) + ATI_FALLBACK(("repeat unsupported\n")); + if (pSrcPicture->transform != NULL) + ATI_FALLBACK(("transform unsupported\n")); + if (!R128GetDatatypePict(pDstPicture->format, &dstDatatype)) + ATI_FALLBACK(("Unsupported dest format 0x%x\n", + pDstPicture->format)); + if (!R128GetDatatypePict(pSrcPicture->format, &srcDatatype)) + ATI_FALLBACK(("Unsupported src format 0x%x\n", + pSrcPicture->format)); + + BEGIN(11); + OUT_REG(RADEON_REG_DP_GUI_MASTER_CNTL, + (dstDatatype << 8) | + RADEON_GMC_SRC_DATATYPE_COLOR | + RADEON_GMC_DST_PITCH_OFFSET_CNTL | + RADEON_GMC_CLR_CMP_CNTL_DIS | + RADEON_GMC_AUX_CLIP_DIS | + (ATIBltRop[3] << 16) | + RADEON_GMC_3D_FCN_EN); + OUT_REG(R128_REG_TEX_CNTL_C, R128_TEX_ALPHA_EN | R128_TEX_CACHE_FLUSH); + OUT_REG(R128_REG_PRIM_TEXTURE_COMBINE_CNTL_C, 0); + OUT_REG(R128_REG_SCALE_3D_CNTL, + R128_SCALE_3D_SCALE | + R128BlendOp[op] | + R128_TEX_MAP_ALPHA_IN_TEXTURE); + OUT_REG(R128_REG_SCALE_3D_DATATYPE, srcDatatype); + OUT_REG(R128_REG_SCALE_PITCH, src_pitch / src_bpp); + /* 4.16 fixed point scaling factor? */ + OUT_REG(R128_REG_SCALE_X_INC, 65536); + OUT_REG(R128_REG_SCALE_Y_INC, 65536); + OUT_REG(R128_REG_SCALE_HACC, 0x00000000); + OUT_REG(R128_REG_SCALE_VACC, 0x00000000); + OUT_REG(RADEON_REG_DP_CNTL, + RADEON_DST_X_LEFT_TO_RIGHT | RADEON_DST_Y_TOP_TO_BOTTOM ); + END(); + + return TRUE; +} + +static void +TAG(R128Blend)(int srcX, int srcY, int dstX, int dstY, int width, int height) +{ + ATIScreenInfo *atis = accel_atis; + ATICardInfo *atic = atis->atic; + LOCALS; + + BEGIN(4); + OUT_REG(R128_REG_SCALE_OFFSET_0, src_offset + srcY * src_pitch + srcX * + (src_bpp >> 3)); + OUT_REG(R128_REG_SCALE_SRC_HEIGHT_WIDTH, (height << 16) | width); + OUT_REG(R128_REG_SCALE_DST_X_Y, (dstX << 16) | dstY); + OUT_REG(R128_REG_SCALE_DST_HEIGHT_WIDTH, (height << 16) | width); + END(); +} + +static void +TAG(R128DoneBlend)(void) +{ +} + +#undef TAG +#undef LOCALS +#undef BEGIN +#undef OUT_REG +#undef END |