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Bug#580989: xserver-xorg-video-intel: [855GM] LVDS output not working


Paweł Pałucha <pawel@newterm.pl> (13/10/2010):
> I tried to start X using latest xserver-xorg-video-intel - version
> 2:2.12.0+shadow-2 and not-so-latest kernel 2.6.32-5-686 2.6.32-21.
> It did not start, saying that there's no KMS support in kernel. I
> tried to force it with 'modprobe i915 modeset=1', but it failed with
> message that kernel modesetting is not supported for this chipset.

expected, as explained in the link I gave.

> So, I upgraded kernel to 2.6.32-5-686 2.6.32-24. Now during boot
> text console on DVI output stops working after module i915 is loaded
> and system changes graphics mode of console.
> Under X everything behave as with previous version - xrandr reports
> both outputs, I can theoretically turn DVI output on/off and change
> it's graphics mode, but still there's no ouput on monitor.

Please send us X and kernel logs, as well as xrandr output, as well as
the output of the xrandr commands you tried.


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