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Diffstat (limited to 'xc/programs/Xserver/hw/xfree86/drivers/ati/radeon_driver.c')
-rw-r--r--xc/programs/Xserver/hw/xfree86/drivers/ati/radeon_driver.c298
1 files changed, 150 insertions, 148 deletions
diff --git a/xc/programs/Xserver/hw/xfree86/drivers/ati/radeon_driver.c b/xc/programs/Xserver/hw/xfree86/drivers/ati/radeon_driver.c
index bdf39e83a..5e3007ba2 100644
--- a/xc/programs/Xserver/hw/xfree86/drivers/ati/radeon_driver.c
+++ b/xc/programs/Xserver/hw/xfree86/drivers/ati/radeon_driver.c
@@ -1561,154 +1561,156 @@ Bool RADEONScreenInit(int scrnIndex, ScreenPtr pScreen, int argc, char **argv)
/* Memory manager setup */
#ifdef XF86DRI
if (info->directRenderingEnabled) {
- FBAreaPtr fbarea;
- int width_bytes = (pScrn->displayWidth *
- info->CurrentLayout.pixel_bytes);
- int cpp = info->CurrentLayout.pixel_bytes;
- int bufferSize = pScrn->virtualY * width_bytes;
- int l, total;
- int scanlines;
-
- info->frontOffset = 0;
- info->frontPitch = pScrn->displayWidth;
-
- switch (info->CPMode) {
- case RADEON_DEFAULT_CP_PIO_MODE:
- xf86DrvMsg(pScrn->scrnIndex, X_INFO, "CP in PIO mode\n");
- break;
- case RADEON_DEFAULT_CP_BM_MODE:
- xf86DrvMsg(pScrn->scrnIndex, X_INFO, "CP in BM mode\n");
- break;
- default:
- xf86DrvMsg(pScrn->scrnIndex, X_INFO, "CP in UNKNOWN mode\n");
- break;
- }
-
- xf86DrvMsg(pScrn->scrnIndex, X_INFO,
- "Using %d MB AGP aperture\n", info->agpSize);
- xf86DrvMsg(pScrn->scrnIndex, X_INFO,
- "Using %d MB for the ring buffer\n", info->ringSize);
- xf86DrvMsg(pScrn->scrnIndex, X_INFO,
- "Using %d MB for vertex/indirect buffers\n", info->bufSize);
- xf86DrvMsg(pScrn->scrnIndex, X_INFO,
- "Using %d MB for AGP textures\n", info->agpTexSize);
-
- /* Try for front, back, depth, and three framebuffers worth of
- * pixmap cache. Should be enough for a fullscreen background
- * image plus some leftovers.
- */
- info->textureSize = info->FbMapSize - 6 * bufferSize;
-
- /* If that gives us less than half the available memory, let's
- * be greedy and grab some more. Sorry, I care more about 3D
- * performance than playing nicely, and you'll get around a full
- * framebuffer's worth of pixmap cache anyway.
- */
- if ( info->textureSize < (int)info->FbMapSize / 2 ) {
- info->textureSize = info->FbMapSize - 5 * bufferSize;
- }
- if ( info->textureSize < (int)info->FbMapSize / 2 ) {
- info->textureSize = info->FbMapSize - 4 * bufferSize;
- }
-
- if ( info->textureSize > 0 ) {
- l = RADEONMinBits((info->textureSize-1) / RADEON_NR_TEX_REGIONS);
- if (l < RADEON_LOG_TEX_GRANULARITY) l = RADEON_LOG_TEX_GRANULARITY;
-
- /* Round the texture size up to the nearest whole number of
- * texture regions. Again, be greedy about this, don't
- * round down.
- */
- info->log2TexGran = l;
- info->textureSize = ((info->textureSize >> l) + 1) << l;
- } else {
- info->textureSize = 0;
- }
-
- total = (info->FbMapSize - info->textureSize
- - 2 * bufferSize + RADEON_BUFFER_ALIGN) & ~RADEON_BUFFER_ALIGN;
- scanlines = total / width_bytes;
- if (scanlines > 8191) scanlines = 8191;
-
- xf86DrvMsg(scrnIndex, X_INFO,
- "total=0x%x tex=0x%x buf=0x%x rem=0x%x\n",
- info->FbMapSize, info->textureSize, bufferSize, total);
-
- MemBox.x1 = 0;
- MemBox.y1 = 0;
- MemBox.x2 = pScrn->displayWidth;
- MemBox.y2 = scanlines;
-
- if (!xf86InitFBManager(pScreen, &MemBox)) {
- xf86DrvMsg(scrnIndex, X_ERROR,
- "Memory manager initialization to (%d,%d) (%d,%d) failed\n",
- MemBox.x1, MemBox.y1, MemBox.x2, MemBox.y2);
- return FALSE;
- } else {
- int width, height;
-
- xf86DrvMsg(scrnIndex, X_INFO,
- "Memory manager initialized to (%d,%d) (%d,%d)\n",
- MemBox.x1, MemBox.y1, MemBox.x2, MemBox.y2);
- if ((fbarea = xf86AllocateOffscreenArea(pScreen, pScrn->displayWidth,
- 2, 0, NULL, NULL, NULL))) {
- xf86DrvMsg(scrnIndex, X_INFO,
- "Reserved area from (%d,%d) to (%d,%d)\n",
- fbarea->box.x1, fbarea->box.y1,
- fbarea->box.x2, fbarea->box.y2);
- } else {
- xf86DrvMsg(scrnIndex, X_ERROR, "Unable to reserve area\n");
- }
- if (xf86QueryLargestOffscreenArea(pScreen, &width,
- &height, 0, 0, 0)) {
- xf86DrvMsg(scrnIndex, X_INFO,
- "Largest offscreen area available: %d x %d\n",
- width, height);
- }
- }
-
- /* Recalculate the texture offset and size to accomodate any
- * rounding to a whole number of scanlines.
- * FIXME: Is this actually needed?
- */
- info->textureOffset = scanlines * width_bytes;
- info->textureSize = info->FbMapSize - info->textureOffset;
-
- /* Set a minimum usable local texture heap size. This will fit
- * two 256x256x32bpp textures.
- */
- if ( info->textureSize < 512 * 1024 ) {
- info->textureOffset = 0;
- info->textureSize = 0;
- }
-
- /* Allocate the shared back buffer */
- info->backOffset = total;
- info->backPitch = pScrn->displayWidth;
- xf86DrvMsg(scrnIndex, X_INFO,
- "Reserved back buffer at offset 0x%x\n",
- info->backOffset);
-
- /* Allocate the shared depth buffer */
- info->depthOffset = (info->backOffset + bufferSize + RADEON_BUFFER_ALIGN) & ~RADEON_BUFFER_ALIGN;
- info->depthPitch = pScrn->displayWidth;
- xf86DrvMsg(scrnIndex, X_INFO,
- "Reserved depth buffer at offset 0x%x\n",
- info->depthOffset);
-
- info->textureOffset = (info->depthOffset + bufferSize + RADEON_BUFFER_ALIGN) & ~RADEON_BUFFER_ALIGN;
- xf86DrvMsg(scrnIndex, X_INFO,
- "Reserved %d kb for textures at offset 0x%x\n",
- info->textureSize/1024, info->textureOffset);
-
- info->frontPitchOffset = (((info->frontPitch * cpp / 64) << 22) |
- (info->frontOffset >> 10));
-
- info->backPitchOffset = (((info->backPitch * cpp / 64) << 22) |
- (info->backOffset >> 10));
-
- info->depthPitchOffset = (((info->depthPitch * cpp / 64) << 22) |
- (info->depthOffset >> 10));
+ FBAreaPtr fbarea;
+ int width_bytes = (pScrn->displayWidth *
+ info->CurrentLayout.pixel_bytes);
+ int cpp = info->CurrentLayout.pixel_bytes;
+ int bufferSize = ((pScrn->virtualY * width_bytes + RADEON_BUFFER_ALIGN)
+ & ~RADEON_BUFFER_ALIGN);
+ int l;
+ int scanlines;
+
+ info->frontOffset = 0;
+ info->frontPitch = pScrn->displayWidth;
+
+ switch (info->CPMode) {
+ case RADEON_DEFAULT_CP_PIO_MODE:
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO, "CP in PIO mode\n");
+ break;
+ case RADEON_DEFAULT_CP_BM_MODE:
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO, "CP in BM mode\n");
+ break;
+ default:
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO, "CP in UNKNOWN mode\n");
+ break;
+ }
+
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "Using %d MB AGP aperture\n", info->agpSize);
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "Using %d MB for the ring buffer\n", info->ringSize);
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "Using %d MB for vertex/indirect buffers\n", info->bufSize);
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "Using %d MB for AGP textures\n", info->agpTexSize);
+
+ /* Try for front, back, depth, and three framebuffers worth of
+ * pixmap cache. Should be enough for a fullscreen background
+ * image plus some leftovers.
+ */
+ info->textureSize = info->FbMapSize - 6 * bufferSize;
+
+ /* If that gives us less than half the available memory, let's
+ * be greedy and grab some more. Sorry, I care more about 3D
+ * performance than playing nicely, and you'll get around a full
+ * framebuffer's worth of pixmap cache anyway.
+ */
+ if (info->textureSize < (int)info->FbMapSize / 2) {
+ info->textureSize = info->FbMapSize - 5 * bufferSize;
+ }
+ if (info->textureSize < (int)info->FbMapSize / 2) {
+ info->textureSize = info->FbMapSize - 4 * bufferSize;
+ }
+
+ /* Check to see if there is more room available after the 8192nd
+ scanline for textures */
+ if (info->FbMapSize - 8192*width_bytes - bufferSize*2
+ > info->textureSize) {
+ info->textureSize =
+ info->FbMapSize - 8192*width_bytes - bufferSize*2;
+ }
+
+ if (info->textureSize > 0) {
+ l = RADEONMinBits((info->textureSize-1) / RADEON_NR_TEX_REGIONS);
+ if (l < RADEON_LOG_TEX_GRANULARITY) l = RADEON_LOG_TEX_GRANULARITY;
+
+ /* Round the texture size up to the nearest whole number of
+ * texture regions. Again, be greedy about this, don't
+ * round down.
+ */
+ info->log2TexGran = l;
+ info->textureSize = (info->textureSize >> l) << l;
+ } else {
+ info->textureSize = 0;
+ }
+
+ /* Set a minimum usable local texture heap size. This will fit
+ * two 256x256x32bpp textures.
+ */
+ if (info->textureSize < 512 * 1024) {
+ info->textureOffset = 0;
+ info->textureSize = 0;
+ }
+
+ /* Reserve space for textures */
+ info->textureOffset = (info->FbMapSize - info->textureSize +
+ RADEON_BUFFER_ALIGN) & ~RADEON_BUFFER_ALIGN;
+
+ /* Reserve space for the shared depth buffer */
+ info->depthOffset = (info->textureOffset - bufferSize +
+ RADEON_BUFFER_ALIGN) & ~RADEON_BUFFER_ALIGN;
+ info->depthPitch = pScrn->displayWidth;
+
+ /* Reserve space for the shared back buffer */
+ info->backOffset = (info->depthOffset - bufferSize +
+ RADEON_BUFFER_ALIGN) & ~RADEON_BUFFER_ALIGN;
+ info->backPitch = pScrn->displayWidth;
+
+ scanlines = info->backOffset / width_bytes - 1;
+ if (scanlines > 8191) scanlines = 8191;
+
+ MemBox.x1 = 0;
+ MemBox.y1 = 0;
+ MemBox.x2 = pScrn->displayWidth;
+ MemBox.y2 = scanlines;
+
+ if (!xf86InitFBManager(pScreen, &MemBox)) {
+ xf86DrvMsg(scrnIndex, X_ERROR,
+ "Memory manager initialization to (%d,%d) (%d,%d) failed\n",
+ MemBox.x1, MemBox.y1, MemBox.x2, MemBox.y2);
+ return FALSE;
+ } else {
+ int width, height;
+
+ xf86DrvMsg(scrnIndex, X_INFO,
+ "Memory manager initialized to (%d,%d) (%d,%d)\n",
+ MemBox.x1, MemBox.y1, MemBox.x2, MemBox.y2);
+ if ((fbarea = xf86AllocateOffscreenArea(pScreen,
+ pScrn->displayWidth,
+ 2, 0, NULL, NULL, NULL))) {
+ xf86DrvMsg(scrnIndex, X_INFO,
+ "Reserved area from (%d,%d) to (%d,%d)\n",
+ fbarea->box.x1, fbarea->box.y1,
+ fbarea->box.x2, fbarea->box.y2);
+ } else {
+ xf86DrvMsg(scrnIndex, X_ERROR, "Unable to reserve area\n");
+ }
+ if (xf86QueryLargestOffscreenArea(pScreen, &width,
+ &height, 0, 0, 0)) {
+ xf86DrvMsg(scrnIndex, X_INFO,
+ "Largest offscreen area available: %d x %d\n",
+ width, height);
+ }
+ }
+
+ xf86DrvMsg(scrnIndex, X_INFO,
+ "Reserved back buffer at offset 0x%x\n",
+ info->backOffset);
+ xf86DrvMsg(scrnIndex, X_INFO,
+ "Reserved depth buffer at offset 0x%x\n",
+ info->depthOffset);
+ xf86DrvMsg(scrnIndex, X_INFO,
+ "Reserved %d kb for textures at offset 0x%x\n",
+ info->textureSize/1024, info->textureOffset);
+
+ info->frontPitchOffset = (((info->frontPitch * cpp / 64) << 22) |
+ (info->frontOffset >> 10));
+
+ info->backPitchOffset = (((info->backPitch * cpp / 64) << 22) |
+ (info->backOffset >> 10));
+
+ info->depthPitchOffset = (((info->depthPitch * cpp / 64) << 22) |
+ (info->depthOffset >> 10));
}
else
#endif
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-21 17:22:27 +0000