Re: [Linux-fbdev-users] Re: Matrox Millenium G450 AGP

[Geert U. <ge...@li...>]

On Sat, 3 Apr 2004, Petr Vandrovec wrote:
> On Sat, Apr 03, 2004 at 04:43:10PM +0200, Johan Gullden wrote:
> > On Sat, 3 Apr 2004 15:41:18 +0200
> > Sven Luther <sve...@wa...> wrote:
> >
> > > > >
> > > > > Ok, there seems to be some missunderstanding, I will take a picture of the console. So you all can se waht I mean.
> > > > >
> > > >
> > > > The pictures are really bad. But you should see what I mean.
> > > > Pictures are visible at: http://hem.passagen.se/stimp
> > >
> > > Nope, i don't understand what the problem is from those picutres, they
> > > seem rather normal to me. I may be wrong though.
> > >
> >
> > Ok, if you look at the second picture from the bottom you can read
> >
> > "Setting DNS d dainname to useseet..."
> > "Bringing eth0h0p..."
> > "Setting defeflt gateway..."
> >
> > etc. It should not be this werid text the first should be
> >
> > "Setting DNS domainname to usernet"
> >
> > and the loginpromt should be.
> >
> > "This is jonix.unsernet (Linux ppc 2.6.4-pegasos0)"
>
> Ah, now I see that it is PPC... With card from Matrox?

Pegasos is a relatively new CHRP PPC box. IIRC, its firmware has a PC BIOS
emulator.

> If you'll look at matroxfb_read_pins(), you'll find that driver reads framebuffer
> base address and enables BIOS at that address - it is solution recommended
> by Matrox if BIOS is disabled on device. You should probably instrument
> parse_bios() to make sure that it finds what one would expect. Region is
> uncacheable, so there should be no problem on CPU side, and on hardware side
> mga chips are designed to have all four memory regions overlapped, and their
> behavior is specced for such configurations.
>
> But if your card comes with firmware from IBM, you'll have to ask IBM. Unless
> their firmwares conform to memory layout Matrox itself uses.

Since Pegasos is not an IBM system, he's most probably using a standard Matrox
card.

Gr{oetje,eeting}s,

						Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- ge...@li...

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