summaryrefslogtreecommitdiff
path: root/src/atiscreen.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/atiscreen.c')
-rw-r--r--src/atiscreen.c279
1 files changed, 0 insertions, 279 deletions
diff --git a/src/atiscreen.c b/src/atiscreen.c
index c1eff4c..0adee08 100644
--- a/src/atiscreen.c
+++ b/src/atiscreen.c
@@ -100,243 +100,6 @@ ATIRefreshArea
}
}
-#ifdef USE_XAA
-/*
- * ATIMinBits --
- *
- * Compute log base 2 of val.
- */
-static int
-ATIMinBits
-(
- int val
-)
-{
- int bits;
-
- if (!val) return 1;
- for (bits = 0; val; val >>= 1, ++bits);
- return bits;
-}
-
-static Bool
-ATIMach64SetupMemXAA_NoDRI
-(
- ScrnInfoPtr pScreenInfo,
- ScreenPtr pScreen
-)
-{
- ATIPtr pATI = ATIPTR(pScreenInfo);
-
- {
- /*
- * Note: If PixelArea exceeds the engine's maximum, the excess is
- * never used, even though it would be useful for such things
- * as XVideo buffers.
- */
- int maxScanlines = ATIMach64MaxY;
- int maxPixelArea = maxScanlines * pScreenInfo->displayWidth;
- int PixelArea = pScreenInfo->videoRam * 1024 * 8 / pATI->bitsPerPixel;
- if (PixelArea > maxPixelArea)
- PixelArea = maxPixelArea;
- xf86InitFBManagerArea(pScreen, PixelArea, 2);
- }
-
- return TRUE;
-}
-
-#ifdef XF86DRI_DEVEL
-/*
- * Memory layour for XAA with DRI (no local_textures):
- * | front | pixmaps, xv | back | depth | textures | c |
- *
- * 1024x768@16bpp with 8 MB:
- * | 1.5 MB | ~3.5 MB | 1.5 MB | 1.5 MB | 0 | c |
- *
- * 1024x768@32bpp with 8 MB:
- * | 3.0 MB | ~0.5 MB | 3.0 MB | 1.5 MB | 0 | c |
- *
- * "c" is the hw cursor which occupies 1KB
- */
-static Bool
-ATIMach64SetupMemXAA
-(
- ScrnInfoPtr pScreenInfo,
- ScreenPtr pScreen
-)
-{
- ATIPtr pATI = ATIPTR(pScreenInfo);
-
- ATIDRIServerInfoPtr pATIDRIServer = pATI->pDRIServerInfo;
- int cpp = pATI->bitsPerPixel >> 3;
- int widthBytes = pScreenInfo->displayWidth * cpp;
- int zWidthBytes = pScreenInfo->displayWidth * 2; /* always 16-bit z-buffer */
- int fbSize = pScreenInfo->videoRam * 1024;
- int bufferSize = pScreenInfo->virtualY * widthBytes;
- int zBufferSize = pScreenInfo->virtualY * zWidthBytes;
- int offscreenBytes, total, scanlines;
-
- pATIDRIServer->fbX = 0;
- pATIDRIServer->fbY = 0;
- pATIDRIServer->frontOffset = 0;
- pATIDRIServer->frontPitch = pScreenInfo->displayWidth;
-
- /* Calculate memory remaining for pixcache and textures after
- * front, back, and depth buffers
- */
- offscreenBytes = fbSize - ( 2 * bufferSize + zBufferSize );
-
- if ( !pATIDRIServer->IsPCI && !pATI->OptionLocalTextures ) {
- /* Don't allocate a local texture heap for AGP unless requested */
- pATIDRIServer->textureSize = 0;
- } else {
- int l, maxPixcache;
-
-#ifdef XvExtension
-
- int xvBytes;
-
- /* Try for enough pixmap cache for DVD and a full viewport
- */
- xvBytes = 720*480*cpp; /* enough for single-buffered DVD */
- maxPixcache = xvBytes > bufferSize ? xvBytes : bufferSize;
-
-#else /* XvExtension */
-
- /* Try for one viewport */
- maxPixcache = bufferSize;
-
-#endif /* XvExtension */
-
- pATIDRIServer->textureSize = offscreenBytes - maxPixcache;
-
- /* If that gives us less than half the offscreen mem available for textures, split
- * the available mem between textures and pixmap cache
- */
- if (pATIDRIServer->textureSize < (offscreenBytes/2)) {
- pATIDRIServer->textureSize = offscreenBytes/2;
- }
-
- if (pATIDRIServer->textureSize <= 0)
- pATIDRIServer->textureSize = 0;
-
- l = ATIMinBits((pATIDRIServer->textureSize-1) / MACH64_NR_TEX_REGIONS);
- if (l < MACH64_LOG_TEX_GRANULARITY) l = MACH64_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.
- */
- pATIDRIServer->logTextureGranularity = l;
- pATIDRIServer->textureSize =
- (pATIDRIServer->textureSize >> l) << l;
- }
-
- total = fbSize - pATIDRIServer->textureSize;
- scanlines = total / widthBytes;
- if (scanlines > ATIMach64MaxY) scanlines = ATIMach64MaxY;
-
- /* Recalculate the texture offset and size to accommodate any
- * rounding to a whole number of scanlines.
- * FIXME: Is this actually needed?
- */
- pATIDRIServer->textureOffset = scanlines * widthBytes;
- pATIDRIServer->textureSize = fbSize - pATIDRIServer->textureOffset;
-
- /* Set a minimum usable local texture heap size. This will fit
- * two 256x256 textures. We check this after any rounding of
- * the texture area.
- */
- if (pATIDRIServer->textureSize < 256*256 * cpp * 2) {
- pATIDRIServer->textureOffset = 0;
- pATIDRIServer->textureSize = 0;
- scanlines = fbSize / widthBytes;
- if (scanlines > ATIMach64MaxY) scanlines = ATIMach64MaxY;
- }
-
- pATIDRIServer->depthOffset = scanlines * widthBytes - zBufferSize;
- pATIDRIServer->depthPitch = pScreenInfo->displayWidth;
- pATIDRIServer->depthY = pATIDRIServer->depthOffset/widthBytes;
- pATIDRIServer->depthX = (pATIDRIServer->depthOffset -
- (pATIDRIServer->depthY * widthBytes)) / cpp;
-
- pATIDRIServer->backOffset = pATIDRIServer->depthOffset - bufferSize;
- pATIDRIServer->backPitch = pScreenInfo->displayWidth;
- pATIDRIServer->backY = pATIDRIServer->backOffset/widthBytes;
- pATIDRIServer->backX = (pATIDRIServer->backOffset -
- (pATIDRIServer->backY * widthBytes)) / cpp;
-
- scanlines = fbSize / widthBytes;
- if (scanlines > ATIMach64MaxY) scanlines = ATIMach64MaxY;
-
- if ( pATIDRIServer->IsPCI && pATIDRIServer->textureSize == 0 ) {
- xf86DrvMsg(pScreenInfo->scrnIndex, X_WARNING,
- "Not enough memory for local textures, disabling DRI\n");
- ATIDRICloseScreen(pScreen);
- pATI->directRenderingEnabled = FALSE;
- } else {
- BoxRec ScreenArea;
-
- ScreenArea.x1 = 0;
- ScreenArea.y1 = 0;
- ScreenArea.x2 = pATI->displayWidth;
- ScreenArea.y2 = scanlines;
-
- if (!xf86InitFBManager(pScreen, &ScreenArea)) {
- xf86DrvMsg(pScreenInfo->scrnIndex, X_ERROR,
- "Memory manager initialization to (%d,%d) (%d,%d) failed\n",
- ScreenArea.x1, ScreenArea.y1,
- ScreenArea.x2, ScreenArea.y2);
- return FALSE;
- } else {
- int width, height;
-
- xf86DrvMsg(pScreenInfo->scrnIndex, X_INFO,
- "Memory manager initialized to (%d,%d) (%d,%d)\n",
- ScreenArea.x1, ScreenArea.y1, ScreenArea.x2, ScreenArea.y2);
-
- if (xf86QueryLargestOffscreenArea(pScreen, &width, &height, 0, 0, 0)) {
- xf86DrvMsg(pScreenInfo->scrnIndex, X_INFO,
- "Largest offscreen area available: %d x %d\n",
- width, height);
-
- /* lines in offscreen area needed for depth buffer and textures */
- pATI->depthTexLines = scanlines
- - pATIDRIServer->depthOffset / widthBytes;
- pATI->backLines = scanlines
- - pATIDRIServer->backOffset / widthBytes
- - pATI->depthTexLines;
- pATI->depthTexArea = NULL;
- pATI->backArea = NULL;
- } else {
- xf86DrvMsg(pScreenInfo->scrnIndex, X_ERROR,
- "Unable to determine largest offscreen area available\n");
- return FALSE;
- }
-
- }
-
- xf86DrvMsg(pScreenInfo->scrnIndex, X_INFO, "Will use %d kB of offscreen memory for XAA\n",
- (offscreenBytes - pATIDRIServer->textureSize)/1024);
-
- xf86DrvMsg(pScreenInfo->scrnIndex, X_INFO, "Will use back buffer at offset 0x%x\n",
- pATIDRIServer->backOffset);
-
- xf86DrvMsg(pScreenInfo->scrnIndex, X_INFO, "Will use depth buffer at offset 0x%x\n",
- pATIDRIServer->depthOffset);
-
- if (pATIDRIServer->textureSize > 0) {
- xf86DrvMsg(pScreenInfo->scrnIndex, X_INFO,
- "Will use %d kB for local textures at offset 0x%x\n",
- pATIDRIServer->textureSize/1024,
- pATIDRIServer->textureOffset);
- }
- }
-
- return TRUE;
-}
-#endif /* XF86DRI_DEVEL */
-#endif /* USE_XAA */
/*
* ATIScreenInit --
@@ -480,33 +243,6 @@ ATIScreenInit(SCREEN_INIT_ARGS_DECL)
xf86SetBlackWhitePixels(pScreen);
-#ifdef USE_XAA
-
- if (!pATI->useEXA) {
-
- /* Memory manager setup */
-
-#ifdef XF86DRI_DEVEL
- if (pATI->directRenderingEnabled)
- {
- if (!ATIMach64SetupMemXAA(pScreenInfo, pScreen))
- return FALSE;
- }
- else
-#endif /* XF86DRI_DEVEL */
- {
- if (!ATIMach64SetupMemXAA_NoDRI(pScreenInfo, pScreen))
- return FALSE;
- }
-
- /* Setup acceleration */
-
- if (pATI->OptionAccel && !ATIMach64AccelInit(pScreen))
- return FALSE;
-
- }
-
-#endif /* USE_XAA */
#ifdef USE_EXA
@@ -622,13 +358,6 @@ ATICloseScreen (CLOSE_SCREEN_ARGS_DECL)
pATI->pExa = NULL;
}
#endif
-#ifdef USE_XAA
- if (pATI->pXAAInfo)
- {
- XAADestroyInfoRec(pATI->pXAAInfo);
- pATI->pXAAInfo = NULL;
- }
-#endif
if (pATI->pCursorInfo)
{
xf86DestroyCursorInfoRec(pATI->pCursorInfo);
@@ -638,14 +367,6 @@ ATICloseScreen (CLOSE_SCREEN_ARGS_DECL)
pATI->Closeable = FALSE;
ATILeaveGraphics(pScreenInfo, pATI);
-#ifdef USE_XAA
- if (!pATI->useEXA)
- {
- free(pATI->ExpansionBitmapScanlinePtr[1]);
- pATI->ExpansionBitmapScanlinePtr[0] = NULL;
- pATI->ExpansionBitmapScanlinePtr[1] = NULL;
- }
-#endif
free(pATI->pShadow);
pATI->pShadow = NULL;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-23 10:13:18 +0000