On Wed, 12 Dec 2001, Petr Vandrovec wrote:
> On 12 Dec 01 at 21:14, Pozsar Balazs wrote:
> > > No. vesafb does not work together with mga driver in X (although
> > > I believe that vesafb works with XFree mga driver, only Matrox driver
> > > is binary bad citizen).
> > I don't clearly understand you. I am using mga driver which is in the
> > official xfrr86 release.
> In that case even xfree mga driver cannot return hardware back to previous
> state. It is expected and documented.
Sorry I didn't know that. Btw, where is it documented?
> > Why isn't it done by the vesafb driver?
> vesafb is VBE2.0 based. It does not know how to touch hardware, it uses
> LILO to do all this dirty work.
I think got the point, but I don't really understand how lilo comes here,
because I boot using grub or syslinux.
> Linux vga=769 video=matrox:vesa:769
> on computers with Matrox inside you'll have /dev/fb0 accelerated fb,
> and /dev/fb1 VESAFB 'do not use' (maybe vesafb even will not load
> as framebuffer will be already acquired by matroxfb, but I never tested
> it). On computers without Matrox you'll have /dev/fb0 VESAFB and
> /dev/fb1 will not exist at all.
Thanks for this. Are there similar issues with other cards?
Which fb drivers should I compile in?
> P.S.: Also try 'Option "UseFBDev"' in /etc/X11/XF86Config-4 driver
> section. I think that with this option X11 mga driver will not stomp
> on your hardware, and instead it will refuse any videmode != vesafb
I need 'real' X running, not X using fbdev...
Much thanks for you help,
-- Balazs Pozsar
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