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diff --git a/src/i830_xaa.c b/src/i830_xaa.c
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-/**************************************************************************
-
-Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas.
-All Rights Reserved.
-
-Permission is hereby granted, free of charge, to any person obtaining a
-copy of this software and associated documentation files (the
-"Software"), to deal in the Software without restriction, including
-without limitation the rights to use, copy, modify, merge, publish,
-distribute, sub license, and/or sell copies of the Software, and to
-permit persons to whom the Software is furnished to do so, subject to
-the following conditions:
-
-The above copyright notice and this permission notice (including the
-next paragraph) shall be included in all copies or substantial portions
-of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
-IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
-ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
-TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
-SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-**************************************************************************/
-
-/*
- * Reformatted with GNU indent (2.2.8), using the following options:
- *
- * -bad -bap -c41 -cd0 -ncdb -ci6 -cli0 -cp0 -ncs -d0 -di3 -i3 -ip3 -l78
- * -lp -npcs -psl -sob -ss -br -ce -sc -hnl
- *
- * This provides a good match with the original i810 code and preferred
- * XFree86 formatting conventions.
- *
- * When editing this driver, please follow the existing formatting, and edit
- * with <TAB> characters expanded at 8-column intervals.
- */
-
-/*
- * Authors:
- * Keith Whitwell <keith@tungstengraphics.com>
- *
- */
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include <assert.h>
-#include "xf86.h"
-#include "xaarop.h"
-#include "i830.h"
-#include "i810_reg.h"
-#include "mipict.h"
-
-#ifndef DO_SCANLINE_IMAGE_WRITE
-#define DO_SCANLINE_IMAGE_WRITE 0
-#endif
-
-/* I830 Accel Functions */
-static void I830SetupForMono8x8PatternFill(ScrnInfoPtr pScrn,
- int pattx, int patty,
- int fg, int bg, int rop,
- unsigned int planemask);
-static void I830SubsequentMono8x8PatternFillRect(ScrnInfoPtr pScrn,
- int pattx, int patty,
- int x, int y, int w, int h);
-
-static void I830SetupForScanlineCPUToScreenColorExpandFill(ScrnInfoPtr pScrn,
- int fg, int bg,
- int rop,
- unsigned int mask);
-
-static void I830SubsequentScanlineCPUToScreenColorExpandFill(ScrnInfoPtr
- pScrn, int x,
- int y, int w,
- int h,
- int skipleft);
-
-static void I830SubsequentColorExpandScanline(ScrnInfoPtr pScrn, int bufno);
-
-#if DO_SCANLINE_IMAGE_WRITE
-static void I830SetupForScanlineImageWrite(ScrnInfoPtr pScrn, int rop,
- unsigned int planemask,
- int trans_color, int bpp,
- int depth);
-static void I830SubsequentScanlineImageWriteRect(ScrnInfoPtr pScrn,
- int x, int y, int w, int h,
- int skipleft);
-static void I830SubsequentImageWriteScanline(ScrnInfoPtr pScrn, int bufno);
-#endif
-
-void
-i830_xaa_composite(CARD8 op,
- PicturePtr pSrc,
- PicturePtr pMask,
- PicturePtr pDst,
- INT16 xSrc,
- INT16 ySrc,
- INT16 xMask,
- INT16 yMask,
- INT16 xDst,
- INT16 yDst,
- CARD16 width,
- CARD16 height);
-
-Bool
-I830XAAInit(ScreenPtr pScreen)
-{
- XAAInfoRecPtr infoPtr;
- ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
- PictureScreenPtr ps = GetPictureScreenIfSet(pScreen);
- I830Ptr pI830 = I830PTR(pScrn);
- int i;
- int width = 0;
- int nr_buffers = 0;
- unsigned char *ptr = NULL;
-
- if (I810_DEBUG & DEBUG_VERBOSE_ACCEL)
- ErrorF("I830XAAInit\n");
-
- pI830->AccelInfoRec = infoPtr = XAACreateInfoRec();
- if (!infoPtr)
- return FALSE;
-
- infoPtr->Flags = LINEAR_FRAMEBUFFER | OFFSCREEN_PIXMAPS | PIXMAP_CACHE;
-
- /* Use the same sync function as the I830.
- */
- infoPtr->Sync = I830Sync;
-
- /* Everything else is different enough to justify different functions */
- {
- infoPtr->SolidFillFlags = NO_PLANEMASK;
- infoPtr->SetupForSolidFill = I830SetupForSolidFill;
- infoPtr->SubsequentSolidFillRect = I830SubsequentSolidFillRect;
- }
-
- {
- infoPtr->ScreenToScreenCopyFlags = (NO_PLANEMASK | NO_TRANSPARENCY);
-
- infoPtr->SetupForScreenToScreenCopy = I830SetupForScreenToScreenCopy;
- infoPtr->SubsequentScreenToScreenCopy =
- I830SubsequentScreenToScreenCopy;
- }
-
- {
- infoPtr->SetupForMono8x8PatternFill = I830SetupForMono8x8PatternFill;
- infoPtr->SubsequentMono8x8PatternFillRect =
- I830SubsequentMono8x8PatternFillRect;
-
- infoPtr->Mono8x8PatternFillFlags = (HARDWARE_PATTERN_PROGRAMMED_BITS |
- HARDWARE_PATTERN_SCREEN_ORIGIN |
- HARDWARE_PATTERN_PROGRAMMED_ORIGIN|
- BIT_ORDER_IN_BYTE_MSBFIRST |
- NO_PLANEMASK);
-
- }
-
- if (pI830->xaa_scratch->size != 0) {
- width = ((pScrn->displayWidth + 31) & ~31) / 8;
- nr_buffers = pI830->xaa_scratch->size / width;
- ptr = pI830->FbBase + pI830->xaa_scratch->offset;
- }
-
- if (nr_buffers) {
- pI830->NumScanlineColorExpandBuffers = nr_buffers;
- pI830->ScanlineColorExpandBuffers = (unsigned char **)
- xnfcalloc(nr_buffers, sizeof(unsigned char *));
-
- for (i = 0; i < nr_buffers; i++, ptr += width)
- pI830->ScanlineColorExpandBuffers[i] = ptr;
-
- infoPtr->ScanlineCPUToScreenColorExpandFillFlags =
- (NO_PLANEMASK | ROP_NEEDS_SOURCE | BIT_ORDER_IN_BYTE_MSBFIRST);
-
- infoPtr->ScanlineColorExpandBuffers = (unsigned char **)
- xnfcalloc(1, sizeof(unsigned char *));
- infoPtr->NumScanlineColorExpandBuffers = 1;
-
- infoPtr->ScanlineColorExpandBuffers[0] =
- pI830->ScanlineColorExpandBuffers[0];
- pI830->nextColorExpandBuf = 0;
-
- infoPtr->SetupForScanlineCPUToScreenColorExpandFill =
- I830SetupForScanlineCPUToScreenColorExpandFill;
-
- infoPtr->SubsequentScanlineCPUToScreenColorExpandFill =
- I830SubsequentScanlineCPUToScreenColorExpandFill;
-
- infoPtr->SubsequentColorExpandScanline =
- I830SubsequentColorExpandScanline;
-
-#if DO_SCANLINE_IMAGE_WRITE
- infoPtr->NumScanlineImageWriteBuffers = 1;
- infoPtr->ScanlineImageWriteBuffers =
- infoPtr->ScanlineColorExpandBuffers;
- infoPtr->SetupForScanlineImageWrite = I830SetupForScanlineImageWrite;
- infoPtr->SubsequentScanlineImageWriteRect =
- I830SubsequentScanlineImageWriteRect;
- infoPtr->SubsequentImageWriteScanline =
- I830SubsequentImageWriteScanline;
- infoPtr->ScanlineImageWriteFlags = NO_GXCOPY |
- NO_PLANEMASK |
- ROP_NEEDS_SOURCE |
- SCANLINE_PAD_DWORD;
-#endif
- }
-
- /* Set up pI830->bufferOffset */
- I830SelectBuffer(pScrn, I830_SELECT_FRONT);
-
- if (!XAAInit(pScreen, infoPtr))
- return FALSE;
-
- if (ps != NULL) {
- if (IS_I865G(pI830) || IS_I855(pI830) ||
- IS_845G(pI830) || IS_I830(pI830))
- {
- pI830->xaa_check_composite = i830_check_composite;
- pI830->xaa_prepare_composite = i830_prepare_composite;
- pI830->xaa_composite = i830_composite;
- pI830->xaa_done_composite = i830_done_composite;
- } else if (IS_I915G(pI830) || IS_I915GM(pI830) ||
- IS_I945G(pI830) || IS_I945GM(pI830) || IS_G33CLASS(pI830))
- {
- pI830->xaa_check_composite = i915_check_composite;
- pI830->xaa_prepare_composite = i915_prepare_composite;
- pI830->xaa_composite = i830_composite;
- pI830->xaa_done_composite = i830_done_composite;
- } else {
- pI830->xaa_check_composite = i965_check_composite;
- pI830->xaa_prepare_composite = i965_prepare_composite;
- pI830->xaa_composite = i965_composite;
- pI830->xaa_done_composite = i830_done_composite;
- }
-
- pI830->saved_composite = ps->Composite;
- ps->Composite = i830_xaa_composite;
- }
-
- return TRUE;
-}
-
-static unsigned int
-I830CheckTiling(ScrnInfoPtr pScrn)
-{
- I830Ptr pI830 = I830PTR(pScrn);
-
- if (pI830->bufferOffset == pI830->front_buffer->offset &&
- pI830->front_buffer->tiling != TILE_NONE)
- {
- return TRUE;
- }
-#ifdef XF86DRI
- if (pI830->back_buffer != NULL &&
- pI830->bufferOffset == pI830->back_buffer->offset &&
- pI830->back_buffer->tiling != TILE_NONE)
- {
- return TRUE;
- }
- if (pI830->depth_buffer != NULL &&
- pI830->bufferOffset == pI830->depth_buffer->offset &&
- pI830->depth_buffer->tiling != TILE_NONE)
- {
- return TRUE;
- }
-#endif
-
- return FALSE;
-}
-
-void
-I830SetupForSolidFill(ScrnInfoPtr pScrn, int color, int rop,
- unsigned int planemask)
-{
- I830Ptr pI830 = I830PTR(pScrn);
-
- if (I810_DEBUG & DEBUG_VERBOSE_ACCEL)
- ErrorF("I830SetupForFillRectSolid color: %x rop: %x mask: %x\n",
- color, rop, planemask);
-
- if (IS_I965G(pI830) && I830CheckTiling(pScrn)) {
- pI830->BR[13] = (pScrn->displayWidth * pI830->cpp) >> 2;
- } else {
- pI830->BR[13] = (pScrn->displayWidth * pI830->cpp);
- }
-
-#ifdef I830_USE_EXA
- /* This function gets used by I830DRIInitBuffers(), and we might not have
- * XAAGetPatternROP() available. So just use the ROPs from our EXA code
- * if available.
- */
- pI830->BR[13] |= (I830PatternROP[rop] << 16);
-#else
- pI830->BR[13] |= (XAAGetPatternROP(rop) << 16);
-#endif
-
- pI830->BR[16] = color;
-
- switch (pScrn->bitsPerPixel) {
- case 8:
- break;
- case 16:
- pI830->BR[13] |= (1 << 24);
- break;
- case 32:
- pI830->BR[13] |= ((1 << 25) | (1 << 24));
- break;
- }
-}
-
-void
-I830SubsequentSolidFillRect(ScrnInfoPtr pScrn, int x, int y, int w, int h)
-{
- I830Ptr pI830 = I830PTR(pScrn);
-
- if (I810_DEBUG & DEBUG_VERBOSE_ACCEL)
- ErrorF("I830SubsequentFillRectSolid %d,%d %dx%d\n", x, y, w, h);
-
- {
- BEGIN_BATCH(6);
-
- if (pScrn->bitsPerPixel == 32) {
- OUT_BATCH(COLOR_BLT_CMD | COLOR_BLT_WRITE_ALPHA |
- COLOR_BLT_WRITE_RGB);
- } else {
- OUT_BATCH(COLOR_BLT_CMD);
- }
- OUT_BATCH(pI830->BR[13]);
- OUT_BATCH((h << 16) | (w * pI830->cpp));
- OUT_BATCH(pI830->bufferOffset + (y * pScrn->displayWidth + x) *
- pI830->cpp);
- OUT_BATCH(pI830->BR[16]);
- OUT_BATCH(0);
-
- ADVANCE_BATCH();
- }
-
- if (IS_I965G(pI830))
- I830EmitFlush(pScrn);
-}
-
-void
-I830SetupForScreenToScreenCopy(ScrnInfoPtr pScrn, int xdir, int ydir, int rop,
- unsigned int planemask, int transparency_color)
-{
- I830Ptr pI830 = I830PTR(pScrn);
-
- if (I810_DEBUG & DEBUG_VERBOSE_ACCEL)
- ErrorF("I830SetupForScreenToScreenCopy %d %d %x %x %d\n",
- xdir, ydir, rop, planemask, transparency_color);
-
- if (IS_I965G(pI830) && I830CheckTiling(pScrn)) {
- pI830->BR[13] = (pScrn->displayWidth * pI830->cpp) >> 2;
- } else {
- pI830->BR[13] = (pScrn->displayWidth * pI830->cpp);
- }
-
-#ifdef I830_USE_EXA
- /* This function gets used by I830DRIInitBuffers(), and we might not have
- * XAAGetCopyROP() available. So just use the ROPs from our EXA code
- * if available.
- */
- pI830->BR[13] |= I830CopyROP[rop] << 16;
-#else
- pI830->BR[13] |= XAAGetCopyROP(rop) << 16;
-#endif
-
- switch (pScrn->bitsPerPixel) {
- case 8:
- break;
- case 16:
- pI830->BR[13] |= (1 << 24);
- break;
- case 32:
- pI830->BR[13] |= ((1 << 25) | (1 << 24));
- break;
- }
-
-}
-
-void
-I830SubsequentScreenToScreenCopy(ScrnInfoPtr pScrn, int src_x1, int src_y1,
- int dst_x1, int dst_y1, int w, int h)
-{
- I830Ptr pI830 = I830PTR(pScrn);
- int dst_x2, dst_y2;
- unsigned int tiled = I830CheckTiling(pScrn);
-
- if (I810_DEBUG & DEBUG_VERBOSE_ACCEL)
- ErrorF("I830SubsequentScreenToScreenCopy %d,%d - %d,%d %dx%d\n",
- src_x1, src_y1, dst_x1, dst_y1, w, h);
-
- dst_x2 = dst_x1 + w;
- dst_y2 = dst_y1 + h;
-
- {
- BEGIN_BATCH(8);
-
- if (pScrn->bitsPerPixel == 32) {
- OUT_BATCH(XY_SRC_COPY_BLT_CMD | XY_SRC_COPY_BLT_WRITE_ALPHA |
- XY_SRC_COPY_BLT_WRITE_RGB | tiled << 15 | tiled << 11);
- } else {
- OUT_BATCH(XY_SRC_COPY_BLT_CMD | tiled << 15 | tiled << 11);
- }
- OUT_BATCH(pI830->BR[13]);
- OUT_BATCH((dst_y1 << 16) | (dst_x1 & 0xffff));
- OUT_BATCH((dst_y2 << 16) | (dst_x2 & 0xffff));
- OUT_BATCH(pI830->bufferOffset);
- OUT_BATCH((src_y1 << 16) | (src_x1 & 0xffff));
- OUT_BATCH(pI830->BR[13] & 0xFFFF);
- OUT_BATCH(pI830->bufferOffset);
-
- ADVANCE_BATCH();
- }
-
- if (IS_I965G(pI830))
- I830EmitFlush(pScrn);
-}
-
-static void
-I830SetupForMono8x8PatternFill(ScrnInfoPtr pScrn, int pattx, int patty,
- int fg, int bg, int rop,
- unsigned int planemask)
-{
- I830Ptr pI830 = I830PTR(pScrn);
-
- if (I810_DEBUG & DEBUG_VERBOSE_ACCEL)
- ErrorF("I830SetupForMono8x8PatternFill\n");
-
- pI830->BR[16] = pattx;
- pI830->BR[17] = patty;
- pI830->BR[18] = bg;
- pI830->BR[19] = fg;
-
- if (IS_I965G(pI830) && I830CheckTiling(pScrn)) {
- pI830->BR[13] = (pScrn->displayWidth * pI830->cpp) >> 2;
- } else {
- pI830->BR[13] = (pScrn->displayWidth * pI830->cpp);
- }
- pI830->BR[13] |= XAAGetPatternROP(rop) << 16;
- if (bg == -1)
- pI830->BR[13] |= (1 << 28);
-
- switch (pScrn->bitsPerPixel) {
- case 8:
- break;
- case 16:
- pI830->BR[13] |= (1 << 24);
- break;
- case 32:
- pI830->BR[13] |= ((1 << 25) | (1 << 24));
- break;
- }
-
-}
-
-static void
-I830SubsequentMono8x8PatternFillRect(ScrnInfoPtr pScrn, int pattx, int patty,
- int x, int y, int w, int h)
-{
- I830Ptr pI830 = I830PTR(pScrn);
- int x1, x2, y1, y2;
- unsigned int tiled = I830CheckTiling(pScrn);
-
- x1 = x;
- x2 = x + w;
- y1 = y;
- y2 = y + h;
-
- if (I810_DEBUG & DEBUG_VERBOSE_ACCEL)
- ErrorF("I830SubsequentMono8x8PatternFillRect\n");
-
- {
- BEGIN_BATCH(10);
-
- if (pScrn->bitsPerPixel == 32) {
- OUT_BATCH(XY_MONO_PAT_BLT_CMD | XY_MONO_PAT_BLT_WRITE_ALPHA |
- XY_MONO_PAT_BLT_WRITE_RGB | tiled << 11 |
- ((patty << 8) & XY_MONO_PAT_VERT_SEED) |
- ((pattx << 12) & XY_MONO_PAT_HORT_SEED));
- } else {
- OUT_BATCH(XY_MONO_PAT_BLT_CMD | tiled << 11 |
- ((patty << 8) & XY_MONO_PAT_VERT_SEED) |
- ((pattx << 12) & XY_MONO_PAT_HORT_SEED));
- }
- OUT_BATCH(pI830->BR[13]);
- OUT_BATCH((y1 << 16) | x1);
- OUT_BATCH((y2 << 16) | x2);
- OUT_BATCH(pI830->bufferOffset);
- OUT_BATCH(pI830->BR[18]); /* bg */
- OUT_BATCH(pI830->BR[19]); /* fg */
- OUT_BATCH(pI830->BR[16]); /* pattern data */
- OUT_BATCH(pI830->BR[17]);
- OUT_BATCH(0);
- ADVANCE_BATCH();
- }
-
- if (IS_I965G(pI830))
- I830EmitFlush(pScrn);
-}
-
-static void
-I830GetNextScanlineColorExpandBuffer(ScrnInfoPtr pScrn)
-{
- I830Ptr pI830 = I830PTR(pScrn);
- XAAInfoRecPtr infoPtr = pI830->AccelInfoRec;
-
- if (pI830->nextColorExpandBuf == pI830->NumScanlineColorExpandBuffers)
- I830Sync(pScrn);
-
- infoPtr->ScanlineColorExpandBuffers[0] =
- pI830->ScanlineColorExpandBuffers[pI830->nextColorExpandBuf];
-
- if (I810_DEBUG & DEBUG_VERBOSE_ACCEL)
- ErrorF("using color expand buffer %d\n", pI830->nextColorExpandBuf);
-
- pI830->nextColorExpandBuf++;
-}
-
-static void
-I830SetupForScanlineCPUToScreenColorExpandFill(ScrnInfoPtr pScrn,
- int fg, int bg, int rop,
- unsigned int planemask)
-{
- I830Ptr pI830 = I830PTR(pScrn);
-
- if (I810_DEBUG & DEBUG_VERBOSE_ACCEL)
- ErrorF("I830SetupForScanlineScreenToScreenColorExpand %d %d %x %x\n",
- fg, bg, rop, planemask);
-
- /* Fill out register values */
- if (IS_I965G(pI830) && I830CheckTiling(pScrn)) {
- pI830->BR[13] = (pScrn->displayWidth * pI830->cpp) >> 2;
- } else {
- pI830->BR[13] = (pScrn->displayWidth * pI830->cpp);
- }
- pI830->BR[13] |= XAAGetCopyROP(rop) << 16;
- if (bg == -1)
- pI830->BR[13] |= (1 << 29);
-
- switch (pScrn->bitsPerPixel) {
- case 8:
- break;
- case 16:
- pI830->BR[13] |= (1 << 24);
- break;
- case 32:
- pI830->BR[13] |= ((1 << 25) | (1 << 24));
- break;
- }
-
- pI830->BR[18] = bg;
- pI830->BR[19] = fg;
-
- I830GetNextScanlineColorExpandBuffer(pScrn);
-}
-
-static void
-I830SubsequentScanlineCPUToScreenColorExpandFill(ScrnInfoPtr pScrn,
- int x, int y,
- int w, int h, int skipleft)
-{
- I830Ptr pI830 = I830PTR(pScrn);
-
- if (I810_DEBUG & DEBUG_VERBOSE_ACCEL)
- ErrorF("I830SubsequentScanlineCPUToScreenColorExpandFill "
- "%d,%d %dx%x %d\n", x, y, w, h, skipleft);
-
- /* Fill out register values */
- pI830->BR[9] = (pI830->bufferOffset +
- (y * pScrn->displayWidth + x) * pI830->cpp);
- pI830->BR[11] = ((1 << 16) | w);
-}
-
-static void
-I830SubsequentColorExpandScanline(ScrnInfoPtr pScrn, int bufno)
-{
- I830Ptr pI830 = I830PTR(pScrn);
- unsigned int tiled = I830CheckTiling(pScrn);
-
- pI830->BR[12] = (pI830->AccelInfoRec->ScanlineColorExpandBuffers[0] -
- pI830->FbBase);
-
- if (I810_DEBUG & DEBUG_VERBOSE_ACCEL)
- ErrorF("I830SubsequentColorExpandScanline %d (addr %x)\n",
- bufno, pI830->BR[12]);
-
- {
- BEGIN_BATCH(8);
-
- if (pScrn->bitsPerPixel == 32) {
- OUT_BATCH(XY_MONO_SRC_BLT_CMD | XY_MONO_SRC_BLT_WRITE_ALPHA |
- tiled << 11 | XY_MONO_SRC_BLT_WRITE_RGB);
- } else {
- OUT_BATCH(XY_MONO_SRC_BLT_CMD | tiled << 11);
- }
- OUT_BATCH(pI830->BR[13]);
- OUT_BATCH(0); /* x1 = 0, y1 = 0 */
- OUT_BATCH(pI830->BR[11]); /* x2 = w, y2 = 1 */
- OUT_BATCH(pI830->BR[9]); /* dst addr */
- OUT_BATCH(pI830->BR[12]); /* src addr */
- OUT_BATCH(pI830->BR[18]); /* bg */
- OUT_BATCH(pI830->BR[19]); /* fg */
-
- ADVANCE_BATCH();
- }
-
- /* Advance to next scanline.
- */
- pI830->BR[9] += pScrn->displayWidth * pI830->cpp;
- I830GetNextScanlineColorExpandBuffer(pScrn);
-
- if (IS_I965G(pI830))
- I830EmitFlush(pScrn);
-}
-
-#if DO_SCANLINE_IMAGE_WRITE
-static void
-I830SetupForScanlineImageWrite(ScrnInfoPtr pScrn, int rop,
- unsigned int planemask, int trans_color,
- int bpp, int depth)
-{
- I830Ptr pI830 = I830PTR(pScrn);
-
- if (I810_DEBUG & DEBUG_VERBOSE_ACCEL)
- ErrorF("I830SetupForScanlineImageWrite %x %x\n", rop, planemask);
-
- /* Fill out register values */
- if (IS_I965G(pI830) && I830CheckTiling(pScrn)) {
- pI830->BR[13] = (pScrn->displayWidth * pI830->cpp) >> 2;
- } else {
- pI830->BR[13] = (pScrn->displayWidth * pI830->cpp);
- }
- pI830->BR[13] |= XAAGetCopyROP(rop) << 16;
-
- switch (pScrn->bitsPerPixel) {
- case 8:
- break;
- case 16:
- pI830->BR[13] |= (1 << 24);
- break;
- case 32:
- pI830->BR[13] |= ((1 << 25) | (1 << 24));
- break;
- }
-
- I830GetNextScanlineColorExpandBuffer(pScrn);
-}
-
-static void
-I830SubsequentScanlineImageWriteRect(ScrnInfoPtr pScrn, int x, int y,
- int w, int h, int skipleft)
-{
- I830Ptr pI830 = I830PTR(pScrn);
-
- if (I810_DEBUG & DEBUG_VERBOSE_ACCEL)
- ErrorF("I830SubsequentScanlineImageWriteRect "
- "%d,%d %dx%x %d\n", x, y, w, h, skipleft);
-
- /* Fill out register values */
- pI830->BR[9] = (pI830->bufferOffset +
- (y * pScrn->displayWidth + x) * pI830->cpp);
- pI830->BR[11] = ((1 << 16) | w);
-}
-
-static void
-I830SubsequentImageWriteScanline(ScrnInfoPtr pScrn, int bufno)
-{
- I830Ptr pI830 = I830PTR(pScrn);
- unsigned int tiled = I830CheckTiling(pScrn);
-
- pI830->BR[12] = (pI830->AccelInfoRec->ScanlineColorExpandBuffers[0] -
- pI830->FbBase);
-
- if (I810_DEBUG & DEBUG_VERBOSE_ACCEL)
- ErrorF("I830SubsequentImageWriteScanline %d (addr %x)\n",
- bufno, pI830->BR[12]);
-
- {
- BEGIN_BATCH(8);
-
- if (pScrn->bitsPerPixel == 32) {
- OUT_BATCH(XY_SRC_COPY_BLT_CMD | XY_SRC_COPY_BLT_WRITE_ALPHA |
- tiled << 11 | XY_SRC_COPY_BLT_WRITE_RGB);
- } else {
- OUT_BATCH(XY_SRC_COPY_BLT_CMD | tiled << 11);
- }
- OUT_BATCH(pI830->BR[13]);
- OUT_BATCH(0); /* x1 = 0, y1 = 0 */
- OUT_BATCH(pI830->BR[11]); /* x2 = w, y2 = 1 */
- OUT_BATCH(pI830->BR[9]); /* dst addr */
- OUT_BATCH(0); /* source origin (0,0) */
- OUT_BATCH(pI830->BR[11] & 0xffff); /* source pitch */
- OUT_BATCH(pI830->BR[12]); /* src addr */
-
- ADVANCE_BATCH();
- }
-
- /* Advance to next scanline.
- */
- pI830->BR[9] += pScrn->displayWidth * pI830->cpp;
- I830GetNextScanlineColorExpandBuffer(pScrn);
-}
-#endif /* DO_SCANLINE_IMAGE_WRITE */
-/* Support for multiscreen */
-
-/**
- * Special case acceleration for Render acceleration of rotation operations
- * by xf86Rotate.c
- */
-void
-i830_xaa_composite(CARD8 op,
- PicturePtr pSrc,
- PicturePtr pMask,
- PicturePtr pDst,
- INT16 xSrc,
- INT16 ySrc,
- INT16 xMask,
- INT16 yMask,
- INT16 xDst,
- INT16 yDst,
- CARD16 width,
- CARD16 height)
-{
- ScreenPtr pScreen = pDst->pDrawable->pScreen;
- ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
- I830Ptr pI830 = I830PTR(pScrn);
- xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn);
- PictureScreenPtr ps;
- PixmapPtr pSrcPixmap, pDstPixmap;
- RegionRec region;
- BoxPtr pbox;
- int nbox;
- int i;
-
- /* Throw out cases that aren't going to be our rotation first */
- if (pMask != NULL || op != PictOpSrc || pSrc->pDrawable == NULL)
- goto fallback;
-
- if (pSrc->pDrawable->type != DRAWABLE_WINDOW ||
- pDst->pDrawable->type != DRAWABLE_PIXMAP)
- {
- goto fallback;
- }
- pSrcPixmap = (*pScreen->GetWindowPixmap) ((WindowPtr) pSrc->pDrawable);
- pDstPixmap = (PixmapPtr)pDst->pDrawable;
-
- /* Check if the dest is one of our shadow pixmaps */
- for (i = 0; i < xf86_config->num_crtc; i++) {
- xf86CrtcPtr crtc = xf86_config->crtc[i];
-
- if (crtc->rotatedPixmap == pDstPixmap)
- break;
- }
- if (i == xf86_config->num_crtc)
- goto fallback;
-
- if (pSrcPixmap != pScreen->GetScreenPixmap(pScreen))
- goto fallback;
-
- /* OK, so we've got a Render operation on one of our shadow pixmaps, with
- * the source being the real framebuffer. We know that both of these are
- * in framebuffer, with no x/y offsets, i.e. normal pixmaps like our EXA-
- * based Render acceleration code expects.
- */
- assert(pSrcPixmap->drawable.x == 0);
- assert(pSrcPixmap->drawable.y == 0);
- assert(pDstPixmap->drawable.x == 0);
- assert(pDstPixmap->drawable.y == 0);
-
- if (!miComputeCompositeRegion (&region, pSrc, NULL, pDst,
- xSrc, ySrc, 0, 0, xDst, yDst,
- width, height))
- return;
-
- if (!pI830->xaa_check_composite(op, pSrc, NULL, pDst)) {
- REGION_UNINIT(pScreen, &region);
- goto fallback;
- }
-
- if (!pI830->xaa_prepare_composite(op, pSrc, NULL, pDst,
- pSrcPixmap, NULL, pDstPixmap))
- {
- REGION_UNINIT(pScreen, &region);
- goto fallback;
- }
-
- nbox = REGION_NUM_RECTS(&region);
- pbox = REGION_RECTS(&region);
-
- xSrc -= xDst;
- ySrc -= yDst;
-
- while (nbox--)
- {
- pI830->xaa_composite(pDstPixmap,
- pbox->x1 + xSrc,
- pbox->y1 + ySrc,
- 0, 0,
- pbox->x1,
- pbox->y1,
- pbox->x2 - pbox->x1,
- pbox->y2 - pbox->y1);
- pbox++;
- }
-
- REGION_UNINIT(pDst->pDrawable->pScreen, &region);
-
- pI830->xaa_done_composite(pDstPixmap);
- i830MarkSync(pScrn);
-
- return;
-
-fallback:
- /* Fallback path: Call down to the next level (XAA) */
- ps = GetPictureScreenIfSet(pScreen);
-
- ps->Composite = pI830->saved_composite;
-
- ps->Composite(op, pSrc, pMask, pDst, xSrc, ySrc, xMask, yMask, xDst, yDst,
- width, height);
-
- pI830->saved_composite = ps->Composite;
- ps->Composite = i830_xaa_composite;
-}
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-22 08:07:40 +0000