On Mon, Sep 26, 2011 at 08:12:23PM +0100, Ian Campbell wrote:
> On Mon, 2011-09-26 at 12:16 -0400, Lennart Sorensen wrote:
> > Of course the strange bit is that it says it has 36bit physical
> > address with 32bit virtual address, which would require a PAE capable
> > CPU. 
> 
> 36bit physical addressing here probably refers to PSE36[0], which was a
> different, pre-PAE, mechanism for using large physical addresses. I
> believe that there were indeed processors which had PSE but not PAE.
> 
> [0] http://en.wikipedia.org/wiki/PSE-36

Ehm, how can PSE introduced by the Pentium III be pre-PAE (which was
introduced by the Pentium Pro)?

PSE may be simpler but it's still newer than PAE.

-- 
Len Sorensen



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