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Re: [Xen-users] VGA passthrough - GA-890FXA with ASUS EAH5750 video

To: Eric Houby <ehouby@xxxxxxxxx>
Subject: Re: [Xen-users] VGA passthrough - GA-890FXA with ASUS EAH5750 video
From: Pasi Kärkkäinen <pasik@xxxxxx>
Date: Tue, 23 Nov 2010 21:20:50 +0200
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On Sun, Nov 21, 2010 at 12:15:44PM -0800, Eric Houby wrote:
>    Hello,
>    I would like to report to the group that I have been successful with VGA
>    passthrough using the following configuration:
>    Gigabyte GA-890FXA-UD5
>    ASUS EAH5750 1GB GDDR5 video
>    Fedora 13
>    XEN 4.0.1
>    Windows 7 64 bit HVM guest
>    Xen was installed per Pasi's Fedora 13 Xen 4.0 Tutorial found here:
>    [1]http://wiki.xen.org/xenwiki/Fedora13Xen4Tutorial
>    The tutorial was very helpful and many thanks to Pasi for putting it and
>    the RHEL6 tutorial together.

Thanks :)

>    Initially I could not get VGA passthrough to work, all the VGA passthrough
>    procedures I found included putting gfx_passthru=1 in the VM configuration
>    file but every time I did this the boot process would hang with a prompt
>    at the QEMU console.  After several days of trying to figure this out I
>    finally hit the magic combination...  VGA passthrough worked without
>    gfx_passthru=1 configured and the initial passthrough needs to be done
>    while the VM is running.  I did the passthrough using the xm pci-attach
>    command.  After doing this I found Windows detected the video card so I
>    loaded the video drivers in the VM and rebooted and now it is working
>    well.  Windows 7 reports the "Windows Experience Index" for Graphic and
>    Gaming as 7.3/7.3 and id_perftest with Quake 4 was around 70fps at Ultra
>    Quality 1920x1200.  I am not much of a gamer but that is plenty fast for
>    me!

Nice to hear it works!

I should update the wiki page here with your information:

-- Pasi

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