Add SITL airframe for ackermann rover

ROMFS/px4fmu_common/init.d-posix/airframes/4012_gz_rover_ackermann

@@ -0,0 +1,47 @@
+#!/bin/sh
+# @name Rover Ackermann
+# @type Rover
+# @class Rover
+
+. ${R}etc/init.d/rc.rover_ackermann_defaults
+
+PX4_SIMULATOR=${PX4_SIMULATOR:=gz}
+PX4_GZ_WORLD=${PX4_GZ_WORLD:=rover}
+PX4_SIM_MODEL=${PX4_SIM_MODEL:=rover_ackermann}
+
+param set-default SIM_GZ_EN 1 # Gazebo bridge
+
+# Rover parameters
+param set-default NAV_ACC_RAD 0.5
+param set-default RA_ACC_RAD_GAIN 2
+param set-default RA_ACC_RAD_MAX 3
+param set-default RA_LOOKAHD_GAIN 1
+param set-default RA_LOOKAHD_MAX 10
+param set-default RA_LOOKAHD_MIN 1
+param set-default RA_MAX_ACCEL 1.5
+param set-default RA_MAX_JERK 15
+param set-default RA_MAX_SPEED 3
+param set-default RA_MAX_STR_ANG 0.5236
+param set-default RA_MAX_STR_RATE 360
+param set-default RA_MISS_VEL_DEF 3
+param set-default RA_MISS_VEL_GAIN 5
+param set-default RA_MISS_VEL_MIN 1
+param set-default RA_SPEED_I 0.01
+param set-default RA_SPEED_P 2
+param set-default RA_WHEEL_BASE 0.321
+
+# Simulated sensors
+param set-default SENS_EN_GPSSIM 1
+param set-default SENS_EN_BAROSIM 0
+param set-default SENS_EN_MAGSIM 1
+param set-default SENS_EN_ARSPDSIM 0
+
+# Wheels
+param set-default SIM_GZ_WH_FUNC1 101
+param set-default SIM_GZ_WH_MIN1 0
+param set-default SIM_GZ_WH_MAX1 200
+param set-default SIM_GZ_WH_DIS1 100
+
+# Steering
+param set-default SIM_GZ_SV_FUNC1 201
+param set-default SIM_GZ_SV_REV 1

ROMFS/px4fmu_common/init.d-posix/airframes/CMakeLists.txt

@@ -83,6 +83,7 @@ px4_add_romfs_files(
 	4009_gz_r1_rover
 	4010_gz_x500_mono_cam
 	4011_gz_lawnmower
+	4012_gz_rover_ackermann
 
 	6011_gazebo-classic_typhoon_h480
 	6011_gazebo-classic_typhoon_h480.post