Boris Barbour <boris.barbour@ens.fr> (25/02/2010): > Booting with the stock linux-image-2.6.32-trunk-amd64 kernel can > only start X as far as providing a black screen and a > pointer. Neither kdm dialog nor its background image are > visible. After a few switches to and from a totally black screen, I > just get a VGA cursor. > > The system log contains quite a few messages of the following sort: > [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer elapsed... GPU hung > The X log also contains errors. Please use a *recent* 2.6.32 kernel (meaning: from sid), since some related bugfixes have been added through the stable kernel updates. At least revision -8 (linux-image-2.6.32-2-*) would help, revision -9 (linux-image-2.6.32-3-*) is going to be available shortly (currently in NEW). In the meanwhile, passing i915.powersave=0 through your kernel command line might help. Mraw, KiBi.
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