Re: [Xen-devel] Xen VGA graphics passthrough for secondary adapters, vBAR=pBAR etc

[Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>]

On Mon, 12 Apr 2010, Pasi Kärkkäinen wrote:
> Hello,
> 
> Now that Xen 4.0.0 is out and has support for primary graphics passthru
> and many people have been using it already and asking for a status update
> for secondary adapter passthru I thought of opening a new thread about this.
> 
> What are the actual issues that need to be resolved to get the 
> secondary graphics passthru working? Probably related to VGA BIOS execution
> in the guest? 
> 
> How about the vBAR=pBAR stuff required for some (Nvidia) cards? 
> How do we get that functionality integrated so people don't need additional 
> patches? 
> 
> Was there also a problem that a working VGA BIOS cannot be copied from some 
> cards 
> and they need to use/load it from a file? 
> 
> Thanks!
> 

I think is worth letting people know that the only devices supported by
Nvidia in the pci passthrough scenario are Quadro FX 3800, 4800 and
5800 at the moment.

This doesn't mean we have to stop trying making the other devices work
too ;)

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