[Bug 73261] [hsw ult regresion] first few megabytes of aperture space overwritten after i915.ko loads and before userspace submits first batch

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Thu Mar 20 07:21:53 PDT 2014


https://bugs.freedesktop.org/show_bug.cgi?id=73261

--- Comment #17 from Chris Wilson <chris at chris-wilson.co.uk> ---
This will be fixed by

commit d978ef14456a38034f6c0e94a794129501f89200
Author: Jesse Barnes <jbarnes at virtuousgeek.org>
Date:   Fri Mar 7 08:57:51 2014 -0800

    drm/i915: Wrap the preallocated BIOS framebuffer and preserve for KMS fbcon
v12

for booting, but I think there may still be an issue on some systems on suspend
(depending on whether that BIOS fb is preserved).

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