On Wed, 2004-06-30 at 15:48, Albert Cahalan wrote: > On Wed, 2004-06-30 at 07:27, Colin Watson wrote: > > > No, -power3 is for POWER3 processors, used in older IBM RS/6000 systems. > > Similarly, -power4 is for POWER4 processors, used in iSeries, pSeries, > > and G5 systems. You want -powerpc. They aren't compatible in the way > > that -386, -686, etc. are. > > The POWER3 instructions missing from PowerPC can be emulated. > You can go the other way too. This should allow for a truly > generic kernel, optimized for whichever processor you prefer.
Well, the MMU is different, it's a 64 bits chip, so it uses a special bridge mode to run a 32 bits kernel, we don't quite deal dynamically with the various types of MMUs in the low level code on ppc32. Ben.