Messages in this thread |  | | | Date | Mon, 18 Apr 2011 16:59:41 +0200 | | From | "Roedel, Joerg" <> | | Subject | Re: [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
-- AMD Operating System Research Center
Advanced Micro Devices GmbH Einsteinring 24 85609 Dornach General Managers: Alberto Bozzo, Andrew Bowd Registration: Dornach, Landkr. Muenchen; Registerger. Muenchen, HRB Nr. 43632
|  |