Re: [Linux-fbdev-devel] tdfx & multiple voodoo cards : supposed to work ?

[Sven L. <sve...@wa...>]

On Thu, Oct 30, 2003 at 02:03:38PM -0000, Richard Drummond wrote:
> Hi Sven
> 
> > Mmm, that sounds nice. do you have OF based drivers for them in your
> > mac ? I need to port the pegasos patches to 2.6.x first though.
> 
> Yes. They are both OF cards and both are initialized by OF. Your cards have a
> VGA BIOS? Well, I guess that shouldn't be a problem. The Peggy's BIOS
> emulator must be able to cope with I/O ports not being in the usual (x86)
> place - because chances are they won't be anyway even for a single card. Does
> the Pegasos boot the BIOS on a secondardy gfx card automatically? If not,

I am not sure, i think it does, at least in the devel tree.

> you're back to the usual x86 problem of having to soft-boot the BIOS
> yourself. Which will be a problem for you because I suppose the BIOS emulator
> isn't accessible post-boot. However, it should be possible to initialize a

But then, i have access to the OF sources, so ...
But then again, i am not much in x86 emulation stuff.

> second Voodoo card without using its BIOS, but I've no idea how easy or
> difficult that might be. Fun and games. ;-)

Thanks for the info, i will be looking into this.

> Of course, you have to get 2.6 working first or hack the 2.4 driver for
> multi-head support . . .

Should not be that much difficult, the only thing stopping me from doing
it was the fact that i had heard no positive records of radeonfb
working in the ppc tree and was busy with other stuff.

Friendly,

Sven Luther