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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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