[PATCH v4 05/17] xen: memory : Add new XENMAPSPACE type XENMAPSPACE_dev_mmio
Shannon Zhao
zhaoshenglong at huawei.com
Thu Feb 4 19:05:40 PST 2016
From: Shannon Zhao <shannon.zhao at linaro.org>
Add a new type of Xen map space for Dom0 to map device's MMIO region.
Signed-off-by: Shannon Zhao <shannon.zhao at linaro.org>
---
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
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