Re: [Xen-users] Intel HD 4000 VGA passthrough not working

[Kristian Hagsted Rasmussen <kristian@xxxxxxxxxx>]

> -----Original Message-----
> From: xen-users-bounces@xxxxxxxxxxxxx [mailto:xen-users-
> bounces@xxxxxxxxxxxxx] On Behalf Of Howell Tam
> Sent: 1. februar 2013 08:20
> To: xen-users@xxxxxxxxxxxxxxxxxxx
> Subject: [Xen-users] Intel HD 4000 VGA passthrough not working
> 
> Hi all,
> 
>       I have an i7-3770 which has the Intel HD 4000 graphics. I've
> been trying to pass it through to DomU with no success.
I have a i7-3770t, with HD4000 graphics.

> 
>       With a Linux DomU, the i915 module simply will not load
> because intel_agp is not loaded properly when it cannot find the AGP bridge.
> (
> 
>       With a Win7 DomU, it BSODs straight away during the boot
> with SYSTEM_SERVICE_EXCEPTION.
For me it works fine in win7, if I use less the 3G of memory in the DomU and of 
course qemu-xen-traditional as device model.
I have not tried winXP or Linux.
It should be said that it will not work if you boot in EFI mode, since the 
VGA-bios is not  available to the linux kernel.

Best regards Kristian Hagsted Rasmussen

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