https://bugs.freedesktop.org/show_bug.cgi?id=36769

--- Comment #9 from Chris Rankin rankincj@googlemail.com 2012-04-06 05:10:05 PDT --- (In reply to comment #8)

If your card has more than 128M of VRAM...

256 MB, to be exact:

radeon 0000:01:00.0: putting AGP V3 device into 8x mode radeon 0000:01:00.0: GTT: 256M 0xC0000000 - 0xCFFFFFFF [drm] Generation 2 PCI interface, using max accessible memory radeon 0000:01:00.0: VRAM: 256M 0x00000000E0000000 - 0x00000000EFFFFFFF (256M used) [drm] Supports vblank timestamp caching Rev 1 (10.10.2010). [drm] Driver supports precise vblank timestamp query. [drm] radeon: irq initialized. [drm] Detected VRAM RAM=256M, BAR=256M [drm] RAM width 128bits DDR [TTM] Zone kernel: Available graphics memory: 444042 kiB. [TTM] Zone highmem: Available graphics memory: 1037688 kiB. [TTM] Initializing pool allocator. [drm] radeon: 256M of VRAM memory ready [drm] radeon: 256M of GTT memory ready.