PowerPC and Volatile
Michael Schwingen
rincewind@discworld.dascon.de
Tue Dec 5 06:06:00 GMT 2000
On Tue, Dec 05, 2000 at 10:10:02AM +0100, Julien Ducourthial wrote:
> Unfortunately there is no such thing on PowerPC, even when set as non-cached and
> guarded (the most conservative setting) you may get out of order accesses.
Does this behaviour depend on the specific PPC CPU/MMU used? When working on
MPC860, setting IO spaces to non-cache/guarded (that was the term I was
looking for) worked fine without requiring eioio instructions throughout the
code.
I guess I should re-read that chapter in the manual next week ...
cu
Michael
--
Michael Schwingen, Ahornstrasse 36, 52074 Aachen
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