[PATCH v6 05/17] xen: memory : Add new XENMAPSPACE type XENMAPSPACE_dev_mmio

From: Shannon Zhao
Date: Thu Mar 17 2016 - 06:02:14 EST


From: Shannon Zhao <shannon.zhao@xxxxxxxxxx>

Add a new type of Xen map space for Dom0 to map device's MMIO region.

Signed-off-by: Shannon Zhao <shannon.zhao@xxxxxxxxxx>
---
include/xen/interface/memory.h | 1 +
1 file changed, 1 insertion(+)

diff --git a/include/xen/interface/memory.h b/include/xen/interface/memory.h
index 2ecfe4f..9aa8988 100644
--- a/include/xen/interface/memory.h
+++ b/include/xen/interface/memory.h
@@ -160,6 +160,7 @@ DEFINE_GUEST_HANDLE_STRUCT(xen_machphys_mapping_t);
#define XENMAPSPACE_gmfn_foreign 4 /* GMFN from another dom,
* XENMEM_add_to_physmap_range only.
*/
+#define XENMAPSPACE_dev_mmio 5 /* device mmio region */

/*
* Sets the GPFN at which a particular page appears in the specified guest's
--
2.0.4