The CPU doesn't support PATs, sorry. It does have MTRR support though, wasn't there a patch to support Write-combining for the framebuffer region using them instead?
FWIW, native graphics applications (including Hyperglenda) are very fast... -- vs
The CPU doesn't support PATs, sorry. It does have MTRR support though, wasn't there a patch to support Write-combining for the framebuffer region using them instead?
FWIW, native graphics applications (including Hyperglenda) are very fast... -- vs