RR_INITRD
if (!get_physmem_reserved(RR_INITRD, &addr, &size))
physmem_free(RR_INITRD);
addr = physmem_alloc_or_die(RR_INITRD, size, 0);
physmem_reserve(RR_INITRD, parmarea.initrd_start, parmarea.initrd_size);
if (!IS_ENABLED(CONFIG_BLK_DEV_INITRD) || !get_physmem_reserved(RR_INITRD, &addr, &size))