On Thu, 27 Jan 2011, Chris Wilson wrote: > On Thu, 27 Jan 2011 07:12:03 -0500 (EST), "Robert P. J. Day" <rpjday@xxxxxxxxxxxxxx> wrote: > > On Thu, 27 Jan 2011, Chris Wilson wrote: > > > > > The only missing detail is what connector is used for the display. > > > Xorg.log or xrandr --verbose are the easiest. > > > > i can supply those for the currently *successful* boot, is that > > what you're asking? because once we're into black screen territory, > > there's not a whole lot i can tell you. > > Indeed. Fortunately the integrated hardware is unlikely to change between > boots. But more interesting is if you can pin down the regressing commit. for me, this appears to be the offending commit: commit 5e82ea99827f6aa122fbb08f8659e76226ce107b (now testing) Merge: ec30f34 abb72c8 Author: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> Date: Tue Jan 25 10:46:14 2011 +1000 Merge branch 'drm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/ai * 'drm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2 drm/radeon/kms: add new radeon_info ioctl query for clock crystal freq drm/i915: Prevent uninitialised reads during error state capture drm/i915: Use consistent mappings for OpRegion between ACPI and i915 drm/i915: Handle the no-interrupts case for UMS by polling drm/i915: Disable high-precision vblank timestamping for UMS drm/i915: Increase the amount of defense before computing vblank timestamp drm/i915,agp/intel: Do not clear stolen entries drm/radeon/kms: simplify atom adjust pll setup drm/radeon/kms: match r6xx/r7xx/evergreen asic_reset with previous asics drm/radeon/kms: make the mac rv630 quirk generic drm/radeon/kms: fix a spelling error in an error message drm/radeon/kms: Initialize pageflip spinlocks. drm/i915: Recognise non-VGA display devices drm/i915: Fix use of invalid array size for ring->sync_seqno drm/i915/ringbuffer: Fix use of stale HEAD position whilst polling for spa drm/i915: Don't kick-off hangcheck after a DRI interrupt drm/i915: Add dependency on CONFIG_TMPFS drm/i915: Initialise ring vfuncs for old DRI paths drm/i915: make the blitter report buffer modifications to the FBC unit drm/i915: set more FBC chicken bits anything you want me to try? rday -- ======================================================================== Robert P. J. Day Waterloo, Ontario, CANADA http://crashcourse.ca Twitter: http://twitter.com/rpjday LinkedIn: http://ca.linkedin.com/in/rpjday ======================================================================== _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/dri-devel