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authorMichel Dänzer <michel@daenzer.net>2005-11-29 13:13:34 +0000
committerMichel Dänzer <michel@daenzer.net>2005-11-29 13:13:34 +0000
commit9790e641ef24859833c01a1fa7004a1c2b73ddd1 (patch)
tree61e97ca28db1dc16ae0cc164b93cc306bebfa3e6 /src/mesa/drivers/dri/radeon
parent58f45fa44deeb0277154a2f193d33824bb4c1c85 (diff)
If the DDX driver didn't reserve any video RAM for textures, fall back to
using only GART memory for textures instead of segfaulting in the texture management code. (Bug 5115)
Diffstat (limited to 'src/mesa/drivers/dri/radeon')
-rw-r--r--src/mesa/drivers/dri/radeon/radeon_screen.c19
1 files changed, 13 insertions, 6 deletions
diff --git a/src/mesa/drivers/dri/radeon/radeon_screen.c b/src/mesa/drivers/dri/radeon/radeon_screen.c
index 213af6d34f..d92c2a7831 100644
--- a/src/mesa/drivers/dri/radeon/radeon_screen.c
+++ b/src/mesa/drivers/dri/radeon/radeon_screen.c
@@ -617,13 +617,20 @@ radeonCreateScreen( __DRIscreenPrivate *sPriv )
screen->depthHasSurface = ((sPriv->ddxMajor > 4) &&
(screen->chip_flags & RADEON_CHIPSET_TCL));
- screen->texOffset[RADEON_LOCAL_TEX_HEAP] = dri_priv->textureOffset
- + screen->fbLocation;
- screen->texSize[RADEON_LOCAL_TEX_HEAP] = dri_priv->textureSize;
- screen->logTexGranularity[RADEON_LOCAL_TEX_HEAP] =
- dri_priv->log2TexGran;
+ if ( dri_priv->textureSize == 0 ) {
+ screen->texOffset[RADEON_LOCAL_TEX_HEAP] = screen->gart_texture_offset;
+ screen->texSize[RADEON_LOCAL_TEX_HEAP] = dri_priv->gartTexMapSize;
+ screen->logTexGranularity[RADEON_LOCAL_TEX_HEAP] =
+ dri_priv->log2GARTTexGran;
+ } else {
+ screen->texOffset[RADEON_LOCAL_TEX_HEAP] = dri_priv->textureOffset
+ + screen->fbLocation;
+ screen->texSize[RADEON_LOCAL_TEX_HEAP] = dri_priv->textureSize;
+ screen->logTexGranularity[RADEON_LOCAL_TEX_HEAP] =
+ dri_priv->log2TexGran;
+ }
- if ( !screen->gartTextures.map
+ if ( !screen->gartTextures.map || dri_priv->textureSize == 0
|| getenv( "RADEON_GARTTEXTURING_FORCE_DISABLE" ) ) {
screen->numTexHeaps = RADEON_NR_TEX_HEAPS - 1;
screen->texOffset[RADEON_GART_TEX_HEAP] = 0;