On Thu, Feb 12, 2004 at 06:40:06AM +0200, Micha Feigin wrote: > On Wed, Feb 11, 2004 at 09:48:58PM -0600, John Hasler wrote: > > Mike writes: > > > I don't think the 80286 has a memory management unit > > > > It does, but the architecture is different. A 286 won't run Linux. > > Are you sure? I thought that the mmu was introduced only in the 386. I > think I still used direct memory access using far pointers to write the > video ram and such on a 286. I think the 286 extended the concept of far pointers somehow to extend the addressing range to 16 megs and make it a bit more like a proper MMU, but you were still limited to 64k blocks. -- Pigeon Be kind to pigeons Get my GPG key here: http://pgp.mit.edu:11371/pks/lookup?op=get&search=0x21C61F7F
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