PCI Subsystem Rework for X.org 7.1 Proposal

[Egbert Eich]

Ian Romanick writes:
 > -----BEGIN PGP SIGNED MESSAGE-----
 > >   o ISA?  (I definitely don't care about this one, and if we did it could
 > >     probably just have its own API)

There is not much to do for an API. However since it hangs off
the PCI bus on a PCI system it needs to have access to the 
PCI structure. It's really not too much overhead.

 > >   o PCI
 > >   o AGP
 > >   o PCIe
 > >   o sbus?
 > >   o MCA?

We never had support for that.

 > 
 >     o Zorro?
 > 
 > > PCI, AGP, and PCIe can probably be covered by this API (with AGP 
 > > requiring some additions I suppose), as long as we handle the "mapping 
 > > with attributes" issue well.

Right. 

Egbert.