Messages in this thread | | | Date | Tue, 13 Aug 2002 22:38:19 -0300 (BRT) | From | Rik van Riel <> | Subject | RE: Cache coherency and snooping |
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On Tue, 13 Aug 2002, Imran Badr wrote:
> Please advise if following sequence of operations are going to help: > > alloc memory > reserve the page > flush every cache > call ioremap_nocache
Won't work around hardware limitations. If the hardware cannot turn off caching, all you could do is flush the page to ram before every explicit IO request...
regards,
Rik -- Bravely reimplemented by the knights who say "NIH".
http://www.surriel.com/ http://distro.conectiva.com/
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