On 29/09/2012 21:35, Teo En Ming (Zhang Enming) wrote:
> Hi,
>
> I have applied Xen VGA passthrough patches from David Techer's
> personal website to Xen 4.2.1-pre source tree. Everything compiled and
> installed smoothly. But when I tried to start Windows 8 HVM domU with
> VGA passthrough, it gave me the following error:
>
> xc: error: unable to allocate memory to the HVM guest. (16: device or
> resource busy): Internal error.
>
> There are no issues with Xen 4.2-unstable changeset 25099 however.
>

Attached are screenshots of the errors for Xen 4.2.1-pre and Xen 
configuration files.

The following are links to screenshots of the errors for Xen 4.2.1-pre.

http://i45.tinypic.com/2j3s7pj.jpg

http://i45.tinypic.com/95myc3.jpg

-- 
Yours sincerely,

Mr. Teo En Ming (Zhang Enming)
Singapore