On May 8, 2010, at 4:34 PM, Kris Tilford wrote: > On May 8, 2010, at 6:22 PM, Bruce Johnson wrote: > >> It has to be done in DOS because Windows needs to access the Flash ROM of >> the video card to display anything, whereas a DOS display relies on hardware >> character generators on the video card that is unaffected by the higher >> level programming of the card. > > I always wondered about that, thanks Bruce for the explanation. I assume this > is the same for Mac when booted in single-user or open firmware? Something > that has always been strange to me is that PC Hackintosh computers use > regular PC ROM video cards under OS X and can't use a Mac ROM card at all. I > haven't thought about it much, but for some reason it seemed reasonable to me > that a Mac ROM Radeon 7000 PCI SHOULD work under OS X in a PC, but instead, > you must flash it back to the original PC ROM to work under OS X in a > hackintosh.
Between PPC and Intel machines I'm pretty sure it's byte order issues. I would bet that you could put a video card from a Mac Pro into a Hack and it'd work. -- Bruce Johnson "Wherever you go, there you are" B. Banzai, PhD -- You received this message because you are a member of G-Group, a group for those using G3, G4, and G5 desktop Macs - with a particular focus on Power Macs. The list FAQ is at http://lowendmac.com/lists/g-list.shtml and our netiquette guide is at http://www.lowendmac.com/lists/netiquette.shtml To post to this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/g3-5-list
