Yes, it works.

root@ServerXen35:~# cat /proc/mtrr
reg00: base=0x0d0000000 ( 3328MB), size=  256MB, count=1: uncachable
reg01: base=0x0e0000000 ( 3584MB), size=  512MB, count=1: uncachable
reg02: base=0x000000000 (    0MB), size= 8192MB, count=1: write-back
reg03: base=0x200000000 ( 8192MB), size=  512MB, count=1: write-back
reg04: base=0x220000000 ( 8704MB), size=  256MB, count=1: write-back

Boris.

--- On Fri, 10/2/09, Jeremy Fitzhardinge <jeremy@goop.org> wrote:

From: Jeremy Fitzhardinge <jeremy@goop.org>
Subject: Re: [Xen-devel] Re: ATI radeon fails with "iommu=soft swiotlb=force" (seen on RV730/RV740 and RS780/RS800) . Test commited for JF
To: "Boris Derzhavets" <bderzhavets@yahoo.com>
Cc: dri-devel@lists.sourceforge.net, xen-devel@lists.xensource.com, JBeulich@novell.com, "Konrad Rzeszutek Wilk" <konrad.wilk@oracle.com>
Date: Friday, October 2, 2009, 5:07 PM

On 10/02/09 12:50, Boris Derzhavets wrote:
> Done via "git pull" for another close enough "linux-2.6-xen" clone :-
> # git pull
> # git checkout xen/master
> # git log
>

So you're saying it works?  I didn't see anything bad in the dmesg output.

If it is working, what does /proc/mtrr say?

Thanks,
    J


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