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Diffstat (limited to 'hw/xen/xen-hvm-common.c')
-rw-r--r--hw/xen/xen-hvm-common.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/hw/xen/xen-hvm-common.c b/hw/xen/xen-hvm-common.c
index a0a0252..b8ace1c 100644
--- a/hw/xen/xen-hvm-common.c
+++ b/hw/xen/xen-hvm-common.c
@@ -10,12 +10,18 @@
#include "hw/boards.h"
#include "hw/xen/arch_hvm.h"
-MemoryRegion xen_memory;
+MemoryRegion xen_memory, xen_grants;
-/* Check for xen memory. */
+/* Check for any kind of xen memory, foreign mappings or grants. */
bool xen_mr_is_memory(MemoryRegion *mr)
{
- return mr == &xen_memory;
+ return mr == &xen_memory || mr == &xen_grants;
+}
+
+/* Check specifically for grants. */
+bool xen_mr_is_grants(MemoryRegion *mr)
+{
+ return mr == &xen_grants;
}
void xen_ram_alloc(ram_addr_t ram_addr, ram_addr_t size, MemoryRegion *mr,