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Re: [Xen-devel] ATI/AMD VGA passthru report

  • To: xen-devel@xxxxxxxxxxxxx
  • From: Pavel MatÄja <pavel@xxxxxxxxxx>
  • Date: Mon, 7 May 2012 15:46:03 +0200
  • Delivery-date: Mon, 07 May 2012 13:46:46 +0000
  • List-id: Xen developer discussion <xen-devel.lists.xen.org>

On Mon 7. of May 2012 13:45:23 Pavel MatÄja wrote:
> Hi,
> I'm trying to run AMD VGA passthru on latest XEN unstable with latest
> kernel. I already have working setup with ancient xen-devel 4.2 and
> 2.6.32.x xenified kernel. See attached log.
> So I tried just to update and patch xen and kernel, but I had no luck so
> far.
> Xen has ati_vbios_patch_respin.txt sent to xen-devel by Wei Huang recently.
> http://lists.xen.org/archives/html/xen-devel/2012-04/msg00291.html
> I tried two kernels
> testing-3.5-with-extra and xen/next-3.2 from
> git://git.kernel.org/pub/scm/linux/kernel/git/konrad/xen.git
> and
> git://git.kernel.org/pub/scm/linux/kernel/git/jeremy/xen.git
> Both with ioperm opcode patch which is required by the ATI patch. See
> attachement.
> The xen/next-3.2 branch kernel was able to start booting windows.
> With Catalyst driver installed I just saw bluescreen during Windows boot.
> Without Catalyst driver Windows were able to boot but Windows ended frozen
> or USB was not working. It was hard to tell because input devices had no
> response at all.
> The testing-3.5-with-extra (reported as 3.4.0-rc4) just crashed dom0 kernel
> during Windows boot. I guess I have to rework the io_bitmap patch somehow.

Hmm, I just tried the http://xenbits.xen.org/staging/xen-4.1-testing.hg (tag 
4.1.3-rc1) and the 3.2 with both patches mentioned above and Windows booted 
just fine.
Log is attached.
Pavel Mateja

Attachment: xen-4.1.log
Description: Text Data

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