Freebios2 recovery progress... pci64 mem optimization

[Eric W. Biederman]

YhLu <YhLu at tyan.com> writes:

> If no agp,
> Still need gart?
> 
> YH
> 
> PCI: 00:18.3 94 <- [0x00f8000000 - 0x00fbffffff] mem <gart>
> PCI: 00:19.3 94 <- [0x00f8000000 - 0x00fbffffff] mem <gart>

With more than 4GB of memory it is used as an IOMMU so you don't
need bounce buffers.

Eric