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memory: add memory_region_is_rom()

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Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Avi Kivity
2011-12-20 14:14:06 +02:00
parent 8ea9252abe
commit ce7923da4d
2 changed files with 14 additions and 0 deletions
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memory.c
+5
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@@ -1074,6 +1074,11 @@ 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;
memory.h
+9
View File
@@ -276,6 +276,15 @@ 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.
*