Thread (7 messages) 7 messages, 4 authors, 2000-07-21

Re: Marking a physical page as uncacheable

From: Timur Tabi <hidden>
Date: 2000-07-20 19:47:44

** Reply to message from Manfred Spraul [off-list ref] on Thu, 20
Jul 2000 18:16:56 +0200

You could use ClearPageReserved() + ioremap(), but ioremap() is limited
to the first 4 GB.
Is there an ioUNremap()?  I need to perform tests on the memory region with the
cache disabled.  If the tests don't reveal what I'm looking for, then I need to
unallocate the block.  



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Timur Tabi - ttabi@interactivesi.com
Interactive Silicon - http://www.interactivesi.com

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