Subject: Re: Missing functions for MTRR causing random X crashes
To: Jason Thorpe <thorpej@shagadelic.org>
From: Manuel Bouyer <bouyer@antioche.eu.org>
List: port-xen
Date: 03/15/2005 20:43:56
On Tue, Mar 15, 2005 at 11:32:22AM -0800, Jason Thorpe wrote:
>
> On Mar 15, 2005, at 11:14 AM, Manuel Bouyer wrote:
>
> >Most probably. But as I don't know exactly what MTRR is, I can't be
> >sure :)
>
> Memory Type Range Register, if I remember correctly. Allows you to set
> caching attributes, etc. for memory ranges.
OK. So it may need hypervisor calls, and also physical address convertions.
It should not be too hard to fix.
--
Manuel Bouyer <bouyer@antioche.eu.org>
NetBSD: 26 ans d'experience feront toujours la difference
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