In <[EMAIL PROTECTED]>, on
11/08/2007
at 06:23 PM, "Thompson, Steve" <[EMAIL PROTECTED]> said:
>Actually, yes. It is address x'000000' and was called PSA (but is
>actually absolute page 0).
PSA is real address 0; it's absolute address 0 for at most one of the
processors in the complex. Neither real nor absolute addresses are virtual
addresses, and the mapping of virtual 0 to real 0[1] is strictly a
software convention.
[1] And other PSA mappings.
--
Shmuel (Seymour J.) Metz, SysProg and JOAT
ISO position; see <http://patriot.net/~shmuel/resume/brief.html>
We don't care. We don't have to care, we're Congress.
(S877: The Shut up and Eat Your spam act of 2003)
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