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xen: Introduce the Xen mapcache
On IA32 host or IA32 PAE host, at present, generally, we can't createan HVM guest with more than 2G memory, because generally it's almostimpossible for Qemu to find a large enough and consecutive virtualaddress space to map an HVM guest's whole physical address space....
xen: Initialize event channels and io rings
Open and bind event channels; map ioreq and buffered ioreq rings.
Signed-off-by: Arun Sharma <arun.sharma@intel.com>Signed-off-by: Anthony PERARD <anthony.perard@citrix.com>Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>...
xen: Support new libxc calls from xen unstable.
This patch updates the libxenctrl calls in Qemu to use the new interface,otherwise Qemu wouldn't be able to build against new versions of thelibrary.
We check libxenctrl version in configure, from Xen 3.3.0 to Xen...
Fix xen build after sys-queue renaming
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
xen: backend driver core (Gerd Hoffmann)
This patch adds infrastructure for xen backend drivers living in qemu,so drivers don't need to implement common stuff on their own. It'smostly xenbus management stuff: some functions to access xentore,setting up xenstore watches, callbacks on device discovery and state...