[Bug 102296] R9 285 VCE corruption since drm/amdgpu/gmc8: use the vram location programmed by the vbios

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Fri Aug 18 15:31:21 UTC 2017


https://bugs.freedesktop.org/show_bug.cgi?id=102296

--- Comment #2 from Andy Furniss <adf.lists at gmail.com> ---
diff of (cut) dmesg-good  dmesg-bad shows amongst other things

< amdgpu 0000:01:00.0: VRAM: 2048M 0x0000000000000000 - 0x000000007FFFFFFF
(2048M used)
< amdgpu 0000:01:00.0: GTT: 3072M 0x0000000080000000 - 0x000000013FFFFFFF
---
> amdgpu 0000:01:00.0: VRAM: 2048M 0x000000F400000000 - 0x000000F47FFFFFFF (2048M used)
> amdgpu 0000:01:00.0: GTT: 3072M 0x0000000000000000 - 0x00000000BFFFFFFF
826c826
< [drm] PCIE GART of 3072M enabled (table at 0x0000000000040000).
---
> [drm] PCIE GART of 3072M enabled (table at 0x000000F400040000).

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