Messages in this thread | | | Date | Wed, 28 Jul 1999 17:06:30 +0200 (CEST) | From | Ingo Molnar <> | Subject | Re: Uncacheable memory? |
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On Wed, 28 Jul 1999, Philip Blundell wrote:
> >Is there a way to allocate memory in the kernel that you could mark as > >uncacheable? I'm currently running with 2.2.10, and would like to mark > >a region of memory I acquire with kmalloc as uncacheable. Thanks. > > You can't "mark" an area as uncacheable as such, but you can create an > alias mapping for it that is uncached. The SA-1100 framebuffer driver > does this, I think. Let me know if you have trouble figuring out how to > do it.
also there is ioremap_nocache() ...
-- mingo
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