[Open-graphics] HELP: Need minimal x.org driver for O'Reilly conference demo

[Paul Brook]

> > Certainly the "dummy" and "fbdev" drivers look fairly straightforward,
> > maybe steal some of the PCI code from a card with a simple linear
> > framebuffer (s3?)
>
> Ok.  So I was wondering if I could get someone to help me with that,
> because I have a gajillion other things to do.

Ok, I'll bite. Where can I find a description of the interface I'm supposed to 
be talking to (PCI IDs, mbars, registers, etc)?

Paul