Estabrook, Compaq)
- Fix a few problems to allow it to work on ix86
- Rage 128 support works fine, Radeon locks up after a few seconds
- TODO: Fix Radeon pcigart, port PPC changes
dev->agp, when agp_acquire called, and..... Uncomment MUST_HAVE_AGP
around agp_* calls, so that support for both agp/pci can happen in a
single kernel driver.