Re: Color depth issues (was Re: XF4 binaries, ...)
On Mon, 21 Aug 2000, Michel [iso-8859-1] Dänzer wrote:
> Hadess wrote:
> > > There's some strangeness with XF4 I'd like to see if you can figure out.
> > > If I start X in 16-bit depth, everything is very, very green. But if I
> > > start in 15-bit, it's fine. I think 24-bit is ok, too. Do you know why
> > > this might be?
> > > I'm using a Rage 128 Pro card (Vendor id=1002, Device id=5245 according to
> > > /proc/pci) in a 7600 with a monitor also attached to control. I believe
> > > this problem has always happened to me, but I don't remember if it's ever
> > > since I got the card, or ever since I tried XF4. I believe it's the
> > > former...
> >
> > Me guesses that these are issues with the kernel frame-buffer that the
> > driver is still using. Michel and Ani might have more information on this.
>
> I don't think Ani is on this list, but it doesn't really matter as I know
> what's going on :)
>
> aty128fb is broken. Even when it's told to use depth 16, it uses 15 in fact.
> D'oh.
>
> I've tried fixing it, but failed in my first attempt. Brad Douglas, the
> current aty128fb maintainer, said it should be easy to fix and that he would
> contact me on the fix. Hasn't happened yet...
>
> > The Mach64 driver has the same issues right now.
>
> So atyfb is probably broken as well.
For now atyfb always uses depth 15. Michael Schmitz is/was working on getting
it to do depth 16 as well.
> > > Also, does anyone kow how to set up a terminal on fb1? It's just got
> > > something that looks like a stereogram on it now. fbgetty will set up a
> > > getty on a terminal and tell me it's using fb1, but it's very clearly
> > > just where the rest of them are. I found a program called con2fb which is
> > > supposed to be able to move ttys between fbs, but it caused a kernel
> > > panic.
Con2fb should work. At least it works for me (atyfb on fb0, vga16fb on fb1).
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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