[Linux-fbdev-devel] Re: radeon, apertures & memory mapping

[Benjamin Herrenschmidt]

> The best model would be to chuck the AGP/PCI Express interface on the
> board and have a hyperchannel instead. Hyperchannel provides full
> cache consistency without all of these flushing problems. The GPU
> really is another specialized CPU, give it a CPU class memory
> interface.

You mean HyperTransport ? Well, PCI Express isn't far from that
neither...

Ben.