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Re: [Xen-users] Intel DQ45CB iommu/vt-d?

To: "Axel Schöner" <axel.schoener@xxxxxx>
Subject: Re: [Xen-users] Intel DQ45CB iommu/vt-d?
From: "Todd Deshane" <deshantm@xxxxxxxxx>
Date: Sat, 18 Oct 2008 22:21:52 -0400
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On Sat, Oct 18, 2008 at 12:57 AM, "Axel Schöner" <axel.schoener@xxxxxx> wrote:
> hi,
>
> has anyone tested this board(DQ45CB) positiv on vt-d?
>
> when i try to boot with iommu=1 then i get a "general protection fault" 
> "panic on cpu0" "errorcode=0000" after the message "I/O-virtualisation 
> enabled"
>
> tested with gentoo, xen-sources-2.6.18.12 and xen-3.3.0.
> vt,vt-d are enabled in bios.
>
> with the dq35-board i had before all works fine.
>
> i hope i can get any helpful tips.
>

I would suggest testing with the latest xen-unstable and kernel from xenbits.
The board *should* work according to the wiki:
http://wiki.xensource.com/xenwiki/VTdHowTo

VT-d works pretty well, but it is still under pretty heavy development.

If you get the same problem with xen-unstable, you should report it to
xen-devel.

Cheers,
Todd


-- 
Todd Deshane
http://todddeshane.net
http://runningxen.com

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