Re: [Qemu-devel] [Xen-devel] [PATCH 2/2] xen:i386:pc_piix: create isa bridge specific to IGD passthrough

[Chen, Tiejun]

On 2014/10/30 15:47, Chen, Tiejun wrote:
> Sorry some urgent things always procrastinate on my response.
>
> On 2014/10/24 21:47, Michael S. Tsirkin wrote:
> > On Fri, Oct 24, 2014 at 03:36:20PM +0800, Chen, Tiejun wrote:
> > > > I think the point was mostly to reserve 1f to prevent
> > > > devices from using it.
> > > > As we populate slots in order it doesn't seem to important ...
> > >
> > > If we populate slot at !1f GFX driver can't find this ISA bridge.
> >
> > Right, but I mean if no special options are used, 1f will typically
> > stay free without any effort on our side.
>
> Yeah.
>
> Actually based on current info we know, seems 1f is just specific to our
> scenario :) So I always think we can occupy that. But Paolo and you can
> really determine this point.

Paolo,

What's your idea?

Thanks
Tiejun