From mboxrd@z Thu Jan  1 00:00:00 1970
From: Liwei <xieliwei@gmail.com>
Subject: Re: VGA passthrough on unstable
Date: Fri, 6 May 2011 02:42:33 +0800
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On 6 May 2011 02:33, Pasi K=E4rkk=E4inen <pasik@iki.fi> wrote:
>
> Ok. So pci=3Dresource_alignment=3D should do it..
>

Should it produce anything in the logs?

>
> Uhm, I meant the CONFIG_XEN_PCIDEV_BACKEND_PASS,
> CONFIG_XEN_PCIDEV_BACKEND_VPCI etc in kernel .config..
>
> If it's VPCI then the PCI ID's in the VM are different from dom0..
> if it's PASS then PCI IDs will be the same.
>
> -- Pasi
>

I have this, so I assume that means that the IDs are different? So
those statements are referring to the graphics card and its audio
device. With the pci=3Dresource_alignment option, this is still
happening, what gives?

CONFIG_XEN_PCIDEV_BACKEND_VPCI=3Dy
# CONFIG_XEN_PCIDEV_BACKEND_PASS is not set
# CONFIG_XEN_PCIDEV_BACKEND_SLOT is not set
# CONFIG_XEN_PCIDEV_BACKEND_CONTROLLER is not set