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SubjectRe: [PATCH 4/4] x86, gart: Make sure GART does not map physmem above 1TB
On Mon, Apr 18, 2011 at 10:54:17AM -0400, H. Peter Anvin wrote:
> On 04/18/2011 07:46 AM, H. Peter Anvin wrote:
> > On 04/18/2011 06:45 AM, Joerg Roedel wrote:
> >> The GART can only map physical memory below 1TB. Make sure
> >> the gart driver in the kernel does not try to map memory
> >> above 1TB.
> >
> > Where does this limit come from?
>
> Nevermind... despite the generic name of the file it looks to be
> specific to the K8 GART.

Yes, this file mostly contains the dma-ops implementation that uses the
K8 gart plus some k8-gart specific initialization functions.

Joerg

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