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Re: new powerpc hardware

On Tue, 11 Nov 2008, Allen Briggs wrote:

> The PowerPC 405 is in-tree and is similar to 440, but there are
> some differences.  I'm not sure how similar e500 is.

ISTR from the last time I looked at the user's manuals that the 44x
has a significantly different MMU architecture than the 40x series
and will essentially require a new pmap.  Among other things 40x have
32-bit physical addresses which 44x exceed.


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