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RE: [Xen-devel] disable qemu PCI devices in HVM domains

To: "Keir Fraser" <keir.fraser@xxxxxxxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxx>
Subject: RE: [Xen-devel] disable qemu PCI devices in HVM domains
From: "James Harper" <james.harper@xxxxxxxxxxxxxxxx>
Date: Thu, 11 Dec 2008 20:08:13 +1100
Cc: Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>
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Thread-topic: [Xen-devel] disable qemu PCI devices in HVM domains
> On 11/12/2008 03:10, "James Harper" <james.harper@xxxxxxxxxxxxxxxx>
wrote:
> 
> > So if the PV drivers loaded early in the boot process, they would
write
> > to a designated IO port and qemu would then tell the PCI devices to
not
> > work anymore. Because I would do it at the driver level rather than
at
> > the device level, it should happen even before windows has loaded
the
> > pci.sys driver and started probing the PCI space.
> >
> > Does that sound acceptable?
> 
> It sounds good in principle. Do you know how you would hack it into
qemu?
> Ian Jackson may have views on that.
> 

Since that email I have already implemented it and it seems to work
well. I'll email details shortly for discussion.

James

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