diff options
| author | Dave Airlie <airlied@linux.ie> | 2006-09-18 19:41:21 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@linux.ie> | 2006-09-18 19:43:45 +1000 |
| commit | 9c0c805704f1df1b66adc2a6b9313597ae5b86cc (patch) | |
| tree | e8caf071ef37390d9640585a29c493c1232d914a | |
| parent | 25fa71ca0a24190cc8be2e80769443e0e09303b3 (diff) | |
radeon: fix rn50 memmap
This should fixup the rn50/m6/m7 memory map problem that has been reported
since BenH's memory mapping changes
| -rw-r--r-- | src/radeon_driver.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/src/radeon_driver.c b/src/radeon_driver.c index 89fa9f51..8468c285 100644 --- a/src/radeon_driver.c +++ b/src/radeon_driver.c @@ -2273,6 +2273,7 @@ static void RADEONInitMemoryMap(ScrnInfoPtr pScrn) RADEONInfoPtr info = RADEONPTR(pScrn); unsigned char *RADEONMMIO = info->MMIO; unsigned long mem_size; + CARD32 aper_size; /* Default to existing values */ info->mc_fb_location = INREG(RADEON_MC_FB_LOCATION); @@ -2282,13 +2283,18 @@ static void RADEONInitMemoryMap(ScrnInfoPtr pScrn) * but the real video RAM instead */ mem_size = INREG(RADEON_CONFIG_MEMSIZE); + aper_size = INREG(RADEON_CONFIG_APER_SIZE); if (mem_size == 0) mem_size = 0x800000; + /* Fix for RN50, M6, M7 with 8/16/32(??) MBs of VRAM - + Novell bug 204882 + along with lots of ubuntu ones */ + if (aper_size > mem_size) + mem_size = aper_size; + #ifdef XF86DRI /* Apply memory map limitation if using an old DRI */ if (info->directRenderingEnabled && !info->newMemoryMap) { - CARD32 aper_size = INREG(RADEON_CONFIG_APER_SIZE); if (aper_size < mem_size) mem_size = aper_size; } |