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Re: [Xen-devel] Intel integrated graphics VGA passthrough problem - I/O

To: nativesilent <nativesilent@xxxxxxxxx>
Subject: Re: [Xen-devel] Intel integrated graphics VGA passthrough problem - I/O virtualisation disabled
From: Jean Guyader <jean.guyader@xxxxxxxxx>
Date: Sat, 21 Aug 2010 11:24:31 +0100
Cc: xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>
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On 21 August 2010 11:18, nativesilent <nativesilent@xxxxxxxxx> wrote:
> Hello all,
>     I have already use xen for about a year. I use recently released
> Opensuse 11.3 (use Xen 4.0) for my experiment. I want to run 3D test in
> HVM(windows xp), so I want to use VGA passthrough technology. But there is
> something not work properly.
>     I google a lot of time, it says, I/O virtualisation should be enabled,
> but I can solve it.
>     I run "xm dmesg" command, in the output, there is "(Xen) I/O
> virtualisation disabled", what I should do to enable I/O virtualisation.
>     Can anyone help me?
>     motherboard verison is intel DG965RY.
>     Thank you!

It's probably because the option is disabled in your bios.


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