void qemu_ram_remap(ram_addr_t addr, ram_addr_t length);
/* This should only be used for ram local to a device. */
void *qemu_get_ram_ptr(ram_addr_t addr);
+void *qemu_ram_ptr_length(target_phys_addr_t addr, target_phys_addr_t *size);
/* Same but slower, to use for migration, where the order of
* RAMBlocks must not change. */
void *qemu_safe_ram_ptr(ram_addr_t addr);