Introduce a new emulated PCI device, specific to fully virtualized Xen
guests.  The device is necessary for PV on HVM drivers to work.
Signed-off-by: NSteven Smith <ssmith@xensource.com>
Signed-off-by: NAnthony PERARD <anthony.perard@citrix.com>
Signed-off-by: NStefano Stabellini <stefano.stabellini@eu.citrix.com>
Signed-off-by: NAlexander Graf <agraf@suse.de>