[Bug 28106] radeon KMS causes hardware conflict/interference with Intel wifi and audio, crashes wireless

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=28106

--- Comment #41 from Alex Deucher <agd5f at yahoo.com> 2011-05-11 14:29:01 PDT ---
(In reply to comment #40)
> 
> radeon 0000:01:00.0: VRAM: 128M 0x0000000000000000 - 0x0000000007FFFFFF (64M
> used)
> radeon 0000:01:00.0: GTT: 512M 0x0000000008000000 - 0x0000000027FFFFFF
> [drm] Supports vblank timestamp caching Rev 1 (10.10.2010).
> [drm] Driver supports precise vblank timestamp query.
> radeon 0000:01:00.0: irq 49 for MSI/MSI-X
> radeon 0000:01:00.0: radeon: using MSI.
> [drm] radeon: irq initialized.
> [drm] Detected VRAM RAM=128M, BAR=128M
> [drm] RAM width 64bits DDR
> [TTM] Zone  kernel: Available graphics memory: 440368 kiB.
> [TTM] Zone highmem: Available graphics memory: 1295860 kiB.
> 
> I never gave it much thought, but thinking about it, this seems suspicious to
> me as I am pretty sure that this device has only 64MB of VRAM.

Your device does have 64 MB of vram.  The pci aperture is 128 MB, but there is
only 64 MB of vram.  That's why is says "64M used".

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