Signed-off-by: Avi Kivity <a...@redhat.com>
---
memory.c | 5 +++++
memory.h | 9 +++++++++
2 files changed, 14 insertions(+), 0 deletions(-)
diff --git a/memory.c b/memory.c
index 6fd31d4..c57b7de 100644
--- a/memory.c
+++ b/memory.c
@@ -1073,6 +1073,11 @@ bool memory_region_is_ram(MemoryRegion *mr)
return mr->ram;
}
+bool memory_region_is_rom(MemoryRegion *mr)
+{
+ return mr->ram && mr->readonly;
+}
+
void memory_region_set_offset(MemoryRegion *mr, target_phys_addr_t offset)
{
mr->offset = offset;
diff --git a/memory.h b/memory.h
index 13f88c0..42546c4 100644
--- a/memory.h
+++ b/memory.h
@@ -294,6 +294,15 @@ uint64_t memory_region_size(MemoryRegion *mr);
bool memory_region_is_ram(MemoryRegion *mr);
/**
+ * memory_region_is_rom: check whether a memory region is ROM
+ *
+ * Returns %true is a memory region is read-only memory.
+ *
+ * @mr: the memory region being queried
+ */
+bool memory_region_is_rom(MemoryRegion *mr);
+
+/**
* memory_region_get_ram_ptr: Get a pointer into a RAM memory region.
*
* Returns a host pointer to a RAM memory region (created with
--
1.7.7.1
--
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