Re: [gentoo-user] uvesafb fails to work

[Mick <michaelkintzios@gmail.com>]

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On Sunday 30 March 2008, Daniel Pielmeier wrote:
> Mick schrieb:
> > Hi All,
> >
> > I've just compiled kernel-2.6.24-gentoo-r3 which comes with uvesa and
> > thought of using it on a box of mine.  However, amidst other weird and
> > wonderful errors that the new kernel gives me on this box, I have
> > completely failed to get uvesafb to work.
> >
> > When it boots up it comes up with these errors:
> > =====================================================
> > * Setting framebuffer console images
> > Can't open cfg file //etc/splash/emergence/640x480.cfg
> > No 8bpp silent picture specified in the theme
> > No 8bpp verbose picture specified in the theme
> > * Failed to set background image on tty1
> > =====================================================
> >
> > Meanwhile the penguins and fonts on the boot console are shown in some
> > impossibly large size.  My kernel line is:
> >
> > kernel /kernel-2.6.24-gentoo-r3 root=/dev/sda3 \
> > video=uvesafb:1280x1024-32@60,ywrap,mtrr:4, \
> > splash=silent,fadein,theme:emergence quiet CONSOLE=/dev/tty1
> > initrd /boot/fbsplash-emergence-1280x1024
> >
> > Any ideas?
>
> Just a shot in the dark are you using any kind of tv-out?
>
> I had this problem with tv-out. I specified a resolution of 1280x1024.
> When I connect my tv to my box the maximal resolution possible is
> 1024x768 because the tv-encoder does not offer higher resolutions. So
> instead of switching to the next greatest resolution of 1024x768 the
> uvesafb driver switches to smallest resolution of 640x480. This
> resolution is not available in the emergence theme thus the splash fails!
>
> If you have a problem like this there are existing patches whto the
> kernel which are fixing this issue!
>
> What does "cat /sys/devices/platform/uvesafb.0/vbe_modes" say?

Thanks Daniel, I am not using tvout, just a LCD monitor.  You're right, 
there's no 1280x1024 in the above file!  Changed it to 1024x768 and it works, 
although the quality of the image is poor (it looks sort of pixelated).

What controls what resolutions exist in that file?
-- 
Regards,
Mick

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