Re: [Xen-devel] [v5][PATCH 0/5] xen: add Intel IGD passthrough support

[Ross Philipson <ross.philipson@xxxxxxxxxx>]

On 07/01/2014 02:06 PM, Michael S. Tsirkin wrote:
> On Tue, Jul 01, 2014 at 01:39:04PM -0400, Ross Philipson wrote:
[snip]

> What class does your ISA bridge device have?
#define PCI_CLASS_BRIDGE_ISA             0x0601

> > > > Also I don't like the idea of tying Tiejun's patch series, that covers a
> > > > very narrow use case, to something as important and general purpose as
> > > > upgrading chipset.
> > > If it's true that implementing igd passthrough on top of q35 is much
> > > cleaner architecturally, then I don't see why we should merge a stop-gap
> > > solution that we'll need to then support indefinitely.
> > >
> > > We are talking about upstreaming functionality that xen already has, right?
> > > So there's no time to market concern, whoever wants a solution today
> > > has it.  Why not do it in the cleanest possible way?
> >
> > --
> > Ross Philipson
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--
Ross Philipson

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