#ifndef NO_QEMU_PROTOS
typedef void (*FWCfgCallback)(void *opaque, uint8_t *data);
-int fw_cfg_add_bytes(void *opaque, uint16_t key, uint8_t *data, uint16_t len);
+int fw_cfg_add_bytes(void *opaque, uint16_t key, uint8_t *data, uint32_t len);
int fw_cfg_add_i16(void *opaque, uint16_t key, uint16_t value);
int fw_cfg_add_i32(void *opaque, uint16_t key, uint32_t value);
int fw_cfg_add_i64(void *opaque, uint16_t key, uint64_t value);