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

To: "Ian Jackson" <Ian.Jackson@xxxxxxxxxxxxx>
Subject: RE: [Xen-devel] disable qemu PCI devices in HVM domains
From: "James Harper" <james.harper@xxxxxxxxxxxxxxxx>
Date: Sat, 13 Dec 2008 20:33:12 +1100
Cc: xen-devel@xxxxxxxxxxxxxxxxxxx, Keir Fraser <keir.fraser@xxxxxxxxxxxxx>
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Thread-topic: [Xen-devel] disable qemu PCI devices in HVM domains
> I like the principle of disabling the drivers via an instruction to
> qemu rather than by attempting to wrestle with the Windows driver
> machinery to try to hide the devices.  But couldn't we simulate a PCI
> unplug or a medium change or something instead ?  Then you could do it
> later in the boot after your own drivers have properly bound.

Is the 'pci unplug' as simple as making a call somewhere like
pci_unplug(id of ide adapter)? I'm concerned that Windows may not like


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