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

[Paul Brook]

> So, what I need is the simplest x.org driver that will mmap the device
> and point the software renderer at the framebuffer.
> Can anyone help with that?  I'm betting that there's already something
> like this.  I just don't know XAA or EXA.

Aren't XAA and EXA acceleration mechanisms? ie. for a dumb 2D framebuffer you 
don't need to care.

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?)

Paul