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

[Pasi Kärkkäinen <pasik@xxxxxx>]

On Mon, Apr 12, 2010 at 10:34:14AM +0100, Stefano Stabellini wrote:
> 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.
> 

Yeah.. I guess you mean 'official support' here? What does that mean 
practically? 
FLR support? 

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

01:00.0 VGA compatible controller: nVidia Corporation G92 [GeForce 8800 GTS 
512] (rev a2)

That card was reported to work.. :)

-- Pasi


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