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SubjectRe: Uncacheable memory?

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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