On Thu, Jan 31, 2002 at 07:22:25PM -0800, Terry Lambert wrote: > Peter Wemm wrote: > > We need to use the PAT cpu_features feature. This gives us 8 page attribute > > modes instead of simple no-cache / writethrough flags. We can (and must) > > control more carefully the speculative hardware prefetch, for example. > > > > I've been thinking about this with the pmap revamp that I'm working on. > > It may solve the athlon problems too. > > This sounds cool. > > Do you have references to the page attribute stuff? The > books I have here don't discuss it; the only thing I see > are 3 bits (9,10,11) that are "available" in the PDE and > PTE? >
Well, twice in this thread you've offered info for $10000. I'm sure Peter can reciprocate with the info you seek for a similar price. -- Steve To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-current" in the body of the message
