x86: Emulate accesses to PCI window registers cf8/cfc to synchronise

with accesses by teh hypervisor itself. All users of cf8/cfc go
through new access functions which take the appropriate spinlock.

Based on a patch by Haitao Shan <haitao.shan@intel.com>

Signed-off-by: Keir Fraser <keir.fraser@citrix.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/xen/arch/x86/Makefile b/xen/arch/x86/Makefile
index 086a7b530f..334a996eb6 100644
--- a/xen/arch/x86/Makefile
+++ b/xen/arch/x86/Makefile
@@ -31,6 +31,7 @@ obj-y += mm.o
 obj-y += mpparse.o
 obj-y += nmi.o
 obj-y += numa.o
+obj-y += pci.o
 obj-y += physdev.o
 obj-y += rwlock.o
 obj-y += setup.o