Re: [Xen-devel] VGA passthrough on unstable

[Liwei <xieliwei@xxxxxxxxx>]

On 6 May 2011 02:12, Pasi Kärkkäinen <pasik@xxxxxx> wrote:
>
> IMHO it's fine to require some pre-processing by the user,
> since it's pretty manual step anyway to get the image captured from the card..
>

Was thinking of that too, that'll simplify the patch to just the
configuration and binary loading.

>
> So I assume you've read:
> http://wiki.xen.org/xenwiki/XenPCIpassthrough
>
> Which dom0 kernel are you using? is pciback a module, or built-in?
>

Yeah, I've read that and tried both the pci=resource_alignment and
reassigndev options. Unless it doesn't produce any obvious log entries
in dmesg, I don't think they did anything.

That'd be 2.6.32-5-xen-amd64 from the debian squeeze repository, using
the builtin xen_pciback.

>> Come to think of it, why are there errors for BDF 00:05.0 and 00:06.0
>> when only 01:00.0 and 01:00.1 is passed in?
>>
>
> What pciback mode are you using?
>
> -- Pasi
>

I have xen-pciback.permissive in my boot argument, so I assume that
means its permissive?

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