diff options
Diffstat (limited to 'include/exec/memory.h')
| -rw-r--r-- | include/exec/memory.h | 24 |
1 files changed, 20 insertions, 4 deletions
diff --git a/include/exec/memory.h b/include/exec/memory.h index 23c7399131..3e4d4164cd 100644 --- a/include/exec/memory.h +++ b/include/exec/memory.h @@ -445,15 +445,31 @@ void memory_region_init_alias(MemoryRegion *mr, uint64_t size); /** + * memory_region_init_rom: Initialize a ROM memory region. + * + * This has the same effect as calling memory_region_init_ram() + * and then marking the resulting region read-only with + * memory_region_set_readonly(). + * + * @mr: the #MemoryRegion to be initialized. + * @owner: the object that tracks the region's reference count + * @name: the name of the region. + * @size: size of the region. + * @errp: pointer to Error*, to store an error if it happens. + */ +void memory_region_init_rom(MemoryRegion *mr, + struct Object *owner, + const char *name, + uint64_t size, + Error **errp); + +/** * memory_region_init_rom_device: Initialize a ROM memory region. Writes are * handled via callbacks. * - * If NULL callbacks pointer is given, then I/O space is not supposed to be - * handled by QEMU itself. Any access via the memory API will cause an abort(). - * * @mr: the #MemoryRegion to be initialized. * @owner: the object that tracks the region's reference count - * @ops: callbacks for write access handling. + * @ops: callbacks for write access handling (must not be NULL). * @name: the name of the region. * @size: size of the region. * @errp: pointer to Error*, to store an error if it happens. |