esc_report: add actuator_function

msg/actuator_motors.msg

@@ -4,6 +4,8 @@ uint64 timestamp_sample	    # the timestamp the data this control response is ba
 
 uint16 reversible_flags     # bitset which motors are configured to be reversible
 
+uint8 ACTUATOR_FUNCTION_MOTOR1 = 101
+
 uint8 NUM_CONTROLS = 12
 float32[12] control # range: [-1, 1], where 1 means maximum positive thrust,
                     # -1 maximum negative (if not supported by the output, <0 maps to NaN),

msg/esc_report.msg

@@ -8,6 +8,8 @@ uint8 esc_address					# Address of current ESC (in most cases 1-8 / must be set
 
 uint8 esc_state					# State of ESC - depend on Vendor
 
+uint8 actuator_function				# actuator output function (one of Motor1...MotorN)
+
 uint16 failures					# Bitmask to indicate the internal ESC faults
 
 uint8 FAILURE_OVER_CURRENT = 0 			# (1 << 0)