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-rw-r--r--src/radeon_driver.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/src/radeon_driver.c b/src/radeon_driver.c
index 03d1e89..6d62701 100644
--- a/src/radeon_driver.c
+++ b/src/radeon_driver.c
@@ -2296,7 +2296,8 @@ static void RADEONInitMemoryMap(ScrnInfoPtr pScrn)
{
RADEONInfoPtr info = RADEONPTR(pScrn);
unsigned char *RADEONMMIO = info->MMIO;
- unsigned long agp_size, agp_base, mem_size;
+ unsigned long mem_size;
+ CARD32 aper_size;
/* Default to existing values */
info->mc_fb_location = INREG(RADEON_MC_FB_LOCATION);
@@ -2306,13 +2307,18 @@ 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;
}
@@ -2361,8 +2367,6 @@ static void RADEONInitMemoryMap(ScrnInfoPtr pScrn)
RADEONTRACE(("RADEONInitMemoryMap() : \n"));
RADEONTRACE((" mem_size : 0x%08lx\n", mem_size));
- RADEONTRACE((" agp_size : 0x%08lx\n", agp_size));
- RADEONTRACE((" agp_base : 0x%08lx\n", agp_base));
RADEONTRACE((" MC_FB_LOCATION : 0x%08lx\n", info->mc_fb_location));
RADEONTRACE((" MC_AGP_LOCATION : 0x%08lx\n", info->mc_agp_location));
}