Messages in this thread | | | Date | Tue, 28 Apr 2009 09:53:38 -0700 | From | Jesse Barnes <> | Subject | Re: 2.6.30-rc2 + xorg-intel-2.7.0 + DRM_I915_KMS = corruption |
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On Tue, 28 Apr 2009 06:37:10 +0100 Alex Bennee <kernel-hacker@bennee.com> wrote:
> 2009/4/27 Florian Mickler <florian@mickler.org>: > > On Sun, 19 Apr 2009 07:27:35 +0100 > > Alex Bennee <kernel-hacker@bennee.com> wrote: > > > >> Heading the warnings in the menuconfig I did try and ensure I have > >> all the up to date parts of user-space. With KMS enabled GDM > >> starts up but then corrupts the display with vertical lines. > >> Disabling the kernel config and everything starts up fine, UXA > >> acceleration seems OK and the speed of compiz is finally back up > >> to ~60fps thanks to the A17 fix. > >> > >> Am I missing another bit of user space for KMS to work properly? > > Apparently I was missing a key bit and had to enable fbdev from the > command line: > > kernel /kernel-2.6-drm root=/dev/sda2 > video=intelfb:mode=1440x900-32@75,accel,hwcursor > > However I still saw the same corruption kick in when GDM started. I > couldn't switch mode either which kinda defeated the point.
The above seems to indicate that you have some FB drivers built into your kernel; that will likely fail in weird ways. Try disabling all the FB drivers, but keep CONFIG_FRAMEBUFFER_CONSOLE enabled. Then when you load the i915 driver you should get a nice console.
-- Jesse Barnes, Intel Open Source Technology Center
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