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mavlink_onboard removed

sbg
Anton Babushkin 11 years ago
parent
efca2d158a
commit
967f81bfab
7 changed files with 0 additions and 1164 deletions
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  1. 1
      makefiles/config_px4fmu-v2_default.mk
  2. 537
      src/modules/mavlink_onboard/mavlink.c
  3. 83
      src/modules/mavlink_onboard/mavlink_bridge_header.h
  4. 344
      src/modules/mavlink_onboard/mavlink_receiver.c
  5. 42
      src/modules/mavlink_onboard/module.mk
  6. 102
      src/modules/mavlink_onboard/orb_topics.h
  7. 55
      src/modules/mavlink_onboard/util.h

1
makefiles/config_px4fmu-v2_default.mk
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@ -70,7 +70,6 @@ MODULES += systemcmds/hw_ver @@ -70,7 +70,6 @@ MODULES += systemcmds/hw_ver
MODULES += modules/commander
MODULES += modules/navigator
MODULES += modules/mavlink
MODULES += modules/mavlink_onboard
#
# Estimation modules (EKF/ SO3 / other filters)

537
src/modules/mavlink_onboard/mavlink.c
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@ -1,537 +0,0 @@ @@ -1,537 +0,0 @@
/****************************************************************************
*
* Copyright (C) 2012 PX4 Development Team. All rights reserved.
* Author: Lorenz Meier <lm@inf.ethz.ch>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name PX4 nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
/**
* @file mavlink.c
* MAVLink 1.0 protocol implementation.
*
* @author Lorenz Meier <lm@inf.ethz.ch>
*/
#include <nuttx/config.h>
#include <unistd.h>
#include <pthread.h>
#include <stdio.h>
#include <math.h>
#include <stdbool.h>
#include <fcntl.h>
#include <mqueue.h>
#include <string.h>
#include "mavlink_bridge_header.h"
#include <drivers/drv_hrt.h>
#include <time.h>
#include <float.h>
#include <unistd.h>
#include <nuttx/sched.h>
#include <sys/prctl.h>
#include <termios.h>
#include <errno.h>
#include <stdlib.h>
#include <poll.h>
#include <systemlib/param/param.h>
#include <systemlib/systemlib.h>
#include <systemlib/err.h>
#include "orb_topics.h"
#include "util.h"
__EXPORT int mavlink_onboard_main(int argc, char *argv[]);
static int mavlink_thread_main(int argc, char *argv[]);
/* thread state */
volatile bool thread_should_exit = false;
static volatile bool thread_running = false;
static int mavlink_task;
/* pthreads */
static pthread_t receive_thread;
/* terminate MAVLink on user request - disabled by default */
static bool mavlink_link_termination_allowed = false;
mavlink_system_t mavlink_system = {
100,
50,
MAV_TYPE_QUADROTOR,
0,
0,
0
}; // System ID, 1-255, Component/Subsystem ID, 1-255
/* XXX not widely used */
uint8_t chan = MAVLINK_COMM_0;
/* XXX probably should be in a header... */
extern pthread_t receive_start(int uart);
bool mavlink_hil_enabled = false;
/* protocol interface */
static int uart;
static int baudrate;
bool gcs_link = true;
/* interface mode */
static enum {
MAVLINK_INTERFACE_MODE_OFFBOARD,
MAVLINK_INTERFACE_MODE_ONBOARD
} mavlink_link_mode = MAVLINK_INTERFACE_MODE_OFFBOARD;
static void mavlink_update_system(void);
static int mavlink_open_uart(int baudrate, const char *uart_name, struct termios *uart_config_original, bool *is_usb);
static void usage(void);
/****************************************************************************
* Public Functions
****************************************************************************/
int mavlink_open_uart(int baud, const char *uart_name, struct termios *uart_config_original, bool *is_usb)
{
/* process baud rate */
int speed;
switch (baud) {
case 0: speed = B0; break;
case 50: speed = B50; break;
case 75: speed = B75; break;
case 110: speed = B110; break;
case 134: speed = B134; break;
case 150: speed = B150; break;
case 200: speed = B200; break;
case 300: speed = B300; break;
case 600: speed = B600; break;
case 1200: speed = B1200; break;
case 1800: speed = B1800; break;
case 2400: speed = B2400; break;
case 4800: speed = B4800; break;
case 9600: speed = B9600; break;
case 19200: speed = B19200; break;
case 38400: speed = B38400; break;
case 57600: speed = B57600; break;
case 115200: speed = B115200; break;
case 230400: speed = B230400; break;
case 460800: speed = B460800; break;
case 921600: speed = B921600; break;
default:
warnx("ERROR: Unsupported baudrate: %d\n\tsupported examples:\n\n\t9600\n19200\n38400\n57600\n115200\n230400\n460800\n921600", baud);
return -EINVAL;
}
/* open uart */
warnx("UART is %s, baudrate is %d", uart_name, baud);
uart = open(uart_name, O_RDWR | O_NOCTTY);
/* Try to set baud rate */
struct termios uart_config;
int termios_state;
*is_usb = false;
if (strcmp(uart_name, "/dev/ttyACM0") != OK) {
/* Back up the original uart configuration to restore it after exit */
if ((termios_state = tcgetattr(uart, uart_config_original)) < 0) {
warnx("ERROR getting baudrate / termios config for %s: %d", uart_name, termios_state);
close(uart);
return -1;
}
/* Fill the struct for the new configuration */
tcgetattr(uart, &uart_config);
/* Clear ONLCR flag (which appends a CR for every LF) */
uart_config.c_oflag &= ~ONLCR;
/* Set baud rate */
if (cfsetispeed(&uart_config, speed) < 0 || cfsetospeed(&uart_config, speed) < 0) {
warnx("ERROR setting baudrate / termios config for %s: %d (cfsetispeed, cfsetospeed)", uart_name, termios_state);
close(uart);
return -1;
}
if ((termios_state = tcsetattr(uart, TCSANOW, &uart_config)) < 0) {
warnx("ERROR setting baudrate / termios config for %s (tcsetattr)", uart_name);
close(uart);
return -1;
}
} else {
*is_usb = true;
}
return uart;
}
void
mavlink_send_uart_bytes(mavlink_channel_t channel, uint8_t *ch, int length)
{
write(uart, ch, (size_t)(sizeof(uint8_t) * length));
}
/*
* Internal function to give access to the channel status for each channel
*/
mavlink_status_t* mavlink_get_channel_status(uint8_t channel)
{
static mavlink_status_t m_mavlink_status[MAVLINK_COMM_NUM_BUFFERS];
return &m_mavlink_status[channel];
}
/*
* Internal function to give access to the channel buffer for each channel
*/
mavlink_message_t* mavlink_get_channel_buffer(uint8_t channel)
{
static mavlink_message_t m_mavlink_buffer[MAVLINK_COMM_NUM_BUFFERS];
return &m_mavlink_buffer[channel];
}
void mavlink_update_system(void)
{
static bool initialized = false;
param_t param_system_id;
param_t param_component_id;
param_t param_system_type;
if (!initialized) {
param_system_id = param_find("MAV_SYS_ID");
param_component_id = param_find("MAV_COMP_ID");
param_system_type = param_find("MAV_TYPE");
}
/* update system and component id */
int32_t system_id;
param_get(param_system_id, &system_id);
if (system_id > 0 && system_id < 255) {
mavlink_system.sysid = system_id;
}
int32_t component_id;
param_get(param_component_id, &component_id);
if (component_id > 0 && component_id < 255) {
mavlink_system.compid = component_id;
}
int32_t system_type;
param_get(param_system_type, &system_type);
if (system_type >= 0 && system_type < MAV_TYPE_ENUM_END) {
mavlink_system.type = system_type;
}
}
void
get_mavlink_mode_and_state(const struct vehicle_control_mode_s *control_mode, const struct actuator_armed_s *armed,
uint8_t *mavlink_state, uint8_t *mavlink_mode)
{
/* reset MAVLink mode bitfield */
*mavlink_mode = 0;
/* set mode flags independent of system state */
if (control_mode->flag_control_manual_enabled) {
*mavlink_mode |= MAV_MODE_FLAG_MANUAL_INPUT_ENABLED;
}
if (control_mode->flag_system_hil_enabled) {
*mavlink_mode |= MAV_MODE_FLAG_HIL_ENABLED;
}
/* set arming state */
if (armed->armed) {
*mavlink_mode |= MAV_MODE_FLAG_SAFETY_ARMED;
} else {
*mavlink_mode &= ~MAV_MODE_FLAG_SAFETY_ARMED;
}
if (control_mode->flag_control_velocity_enabled) {
*mavlink_mode |= MAV_MODE_FLAG_GUIDED_ENABLED;
} else {
*mavlink_mode &= ~MAV_MODE_FLAG_GUIDED_ENABLED;
}
// switch (v_status->state_machine) {
// case SYSTEM_STATE_PREFLIGHT:
// if (v_status->flag_preflight_gyro_calibration ||
// v_status->flag_preflight_mag_calibration ||
// v_status->flag_preflight_accel_calibration) {
// *mavlink_state = MAV_STATE_CALIBRATING;
// } else {
// *mavlink_state = MAV_STATE_UNINIT;
// }
// break;
//
// case SYSTEM_STATE_STANDBY:
// *mavlink_state = MAV_STATE_STANDBY;
// break;
//
// case SYSTEM_STATE_GROUND_READY:
// *mavlink_state = MAV_STATE_ACTIVE;
// break;
//
// case SYSTEM_STATE_MANUAL:
// *mavlink_state = MAV_STATE_ACTIVE;
// *mavlink_mode |= MAV_MODE_FLAG_MANUAL_INPUT_ENABLED;
// break;
//
// case SYSTEM_STATE_STABILIZED:
// *mavlink_state = MAV_STATE_ACTIVE;
// *mavlink_mode |= MAV_MODE_FLAG_STABILIZE_ENABLED;
// break;
//
// case SYSTEM_STATE_AUTO:
// *mavlink_state = MAV_STATE_ACTIVE;
// *mavlink_mode |= MAV_MODE_FLAG_GUIDED_ENABLED;
// break;
//
// case SYSTEM_STATE_MISSION_ABORT:
// *mavlink_state = MAV_STATE_EMERGENCY;
// break;
//
// case SYSTEM_STATE_EMCY_LANDING:
// *mavlink_state = MAV_STATE_EMERGENCY;
// break;
//
// case SYSTEM_STATE_EMCY_CUTOFF:
// *mavlink_state = MAV_STATE_EMERGENCY;
// break;
//
// case SYSTEM_STATE_GROUND_ERROR:
// *mavlink_state = MAV_STATE_EMERGENCY;
// break;
//
// case SYSTEM_STATE_REBOOT:
// *mavlink_state = MAV_STATE_POWEROFF;
// break;
// }
}
/**
* MAVLink Protocol main function.
*/
int mavlink_thread_main(int argc, char *argv[])
{
int ch;
char *device_name = "/dev/ttyS1";
baudrate = 57600;
/* XXX this is never written? */
struct vehicle_status_s v_status;
struct vehicle_control_mode_s control_mode;
struct actuator_armed_s armed;
/* work around some stupidity in task_create's argv handling */
argc -= 2;
argv += 2;
while ((ch = getopt(argc, argv, "b:d:eo")) != EOF) {
switch (ch) {
case 'b':
baudrate = strtoul(optarg, NULL, 10);
if (baudrate == 0)
errx(1, "invalid baud rate '%s'", optarg);
break;
case 'd':
device_name = optarg;
break;
case 'e':
mavlink_link_termination_allowed = true;
break;
case 'o':
mavlink_link_mode = MAVLINK_INTERFACE_MODE_ONBOARD;
break;
default:
usage();
}
}
struct termios uart_config_original;
bool usb_uart;
/* print welcome text */
warnx("MAVLink v1.0 serial interface starting...");
/* inform about mode */
warnx((mavlink_link_mode == MAVLINK_INTERFACE_MODE_ONBOARD) ? "ONBOARD MODE" : "DOWNLINK MODE");
/* Flush stdout in case MAVLink is about to take it over */
fflush(stdout);
/* default values for arguments */
uart = mavlink_open_uart(baudrate, device_name, &uart_config_original, &usb_uart);
if (uart < 0)
err(1, "could not open %s", device_name);
/* Initialize system properties */
mavlink_update_system();
/* start the MAVLink receiver */
receive_thread = receive_start(uart);
thread_running = true;
/* arm counter to go off immediately */
unsigned lowspeed_counter = 10;
while (!thread_should_exit) {
/* 1 Hz */
if (lowspeed_counter == 10) {
mavlink_update_system();
/* translate the current system state to mavlink state and mode */
uint8_t mavlink_state = 0;
uint8_t mavlink_mode = 0;
get_mavlink_mode_and_state(&control_mode, &armed, &mavlink_state, &mavlink_mode);
/* send heartbeat */
// TODO fix navigation state, use control_mode topic
mavlink_msg_heartbeat_send(chan, mavlink_system.type, MAV_AUTOPILOT_PX4, mavlink_mode, 0, mavlink_state);
/* send status (values already copied in the section above) */
mavlink_msg_sys_status_send(chan,
v_status.onboard_control_sensors_present,
v_status.onboard_control_sensors_enabled,
v_status.onboard_control_sensors_health,
v_status.load * 1000.0f,
v_status.battery_voltage * 1000.0f,
v_status.battery_current * 1000.0f,
v_status.battery_remaining,
v_status.drop_rate_comm,
v_status.errors_comm,
v_status.errors_count1,
v_status.errors_count2,
v_status.errors_count3,
v_status.errors_count4);
lowspeed_counter = 0;
}
lowspeed_counter++;
/* sleep 1000 ms */
usleep(1000000);
}
/* wait for threads to complete */
pthread_join(receive_thread, NULL);
/* Reset the UART flags to original state */
if (!usb_uart)
tcsetattr(uart, TCSANOW, &uart_config_original);
thread_running = false;
exit(0);
}
static void
usage()
{
fprintf(stderr, "usage: mavlink_onboard start [-d <devicename>] [-b <baud rate>]\n"
" mavlink_onboard stop\n"
" mavlink_onboard status\n");
exit(1);
}
int mavlink_onboard_main(int argc, char *argv[])
{
if (argc < 2) {
warnx("missing command");
usage();
}
if (!strcmp(argv[1], "start")) {
/* this is not an error */
if (thread_running)
errx(0, "already running");
thread_should_exit = false;
mavlink_task = task_spawn_cmd("mavlink_onboard",
SCHED_DEFAULT,
SCHED_PRIORITY_DEFAULT,
2048,
mavlink_thread_main,
(const char**)argv);
exit(0);
}
if (!strcmp(argv[1], "stop")) {
thread_should_exit = true;
while (thread_running) {
usleep(200000);
}
warnx("terminated");
exit(0);
}
if (!strcmp(argv[1], "status")) {
if (thread_running) {
errx(0, "running");
} else {
errx(1, "not running");
}
}
warnx("unrecognized command");
usage();
/* not getting here */
return 0;
}

83
src/modules/mavlink_onboard/mavlink_bridge_header.h
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@ -1,83 +0,0 @@ @@ -1,83 +0,0 @@
/****************************************************************************
*
* Copyright (C) 2012 PX4 Development Team. All rights reserved.
* Author: Lorenz Meier <lm@inf.ethz.ch>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name PX4 nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
/**
* @file mavlink_bridge_header
* MAVLink bridge header for UART access.
*
* @author Lorenz Meier <lm@inf.ethz.ch>
*/
/* MAVLink adapter header */
#ifndef MAVLINK_BRIDGE_HEADER_H
#define MAVLINK_BRIDGE_HEADER_H
#define MAVLINK_USE_CONVENIENCE_FUNCTIONS
/* use efficient approach, see mavlink_helpers.h */
#define MAVLINK_SEND_UART_BYTES mavlink_send_uart_bytes
#define MAVLINK_GET_CHANNEL_BUFFER mavlink_get_channel_buffer
#define MAVLINK_GET_CHANNEL_STATUS mavlink_get_channel_status
#include <v1.0/mavlink_types.h>
#include <unistd.h>
/* Struct that stores the communication settings of this system.
you can also define / alter these settings elsewhere, as long
as they're included BEFORE mavlink.h.
So you can set the
mavlink_system.sysid = 100; // System ID, 1-255
mavlink_system.compid = 50; // Component/Subsystem ID, 1-255
Lines also in your main.c, e.g. by reading these parameter from EEPROM.
*/
extern mavlink_system_t mavlink_system;
/**
* @brief Send multiple chars (uint8_t) over a comm channel
*
* @param chan MAVLink channel to use, usually MAVLINK_COMM_0 = UART0
* @param ch Character to send
*/
extern void mavlink_send_uart_bytes(mavlink_channel_t chan, uint8_t *ch, int length);
mavlink_status_t* mavlink_get_channel_status(uint8_t chan);
mavlink_message_t* mavlink_get_channel_buffer(uint8_t chan);
#include <v1.0/common/mavlink.h>
#endif /* MAVLINK_BRIDGE_HEADER_H */

344
src/modules/mavlink_onboard/mavlink_receiver.c
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@ -1,344 +0,0 @@ @@ -1,344 +0,0 @@
/****************************************************************************
*
* Copyright (C) 2012 PX4 Development Team. All rights reserved.
* Author: Lorenz Meier <lm@inf.ethz.ch>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name PX4 nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
/**
* @file mavlink_receiver.c
* MAVLink protocol message receive and dispatch
*
* @author Lorenz Meier <lm@inf.ethz.ch>
*/
/* XXX trim includes */
#include <nuttx/config.h>
#include <unistd.h>
#include <pthread.h>
#include <stdio.h>
#include <math.h>
#include <stdbool.h>
#include <fcntl.h>
#include <mqueue.h>
#include <string.h>
#include "mavlink_bridge_header.h"
#include <drivers/drv_hrt.h>
#include <time.h>
#include <float.h>
#include <unistd.h>
#include <nuttx/sched.h>
#include <sys/prctl.h>
#include <termios.h>
#include <errno.h>
#include <stdlib.h>
#include <poll.h>
#include <systemlib/param/param.h>
#include <systemlib/systemlib.h>
#include "util.h"
#include "orb_topics.h"
/* XXX should be in a header somewhere */
pthread_t receive_start(int uart);
static void handle_message(mavlink_message_t *msg);
static void *receive_thread(void *arg);
static mavlink_status_t status;
static struct vehicle_vicon_position_s vicon_position;
static struct vehicle_command_s vcmd;
static struct offboard_control_setpoint_s offboard_control_sp;
struct vehicle_global_position_s hil_global_pos;
struct vehicle_attitude_s hil_attitude;
orb_advert_t pub_hil_global_pos = -1;
orb_advert_t pub_hil_attitude = -1;
static orb_advert_t cmd_pub = -1;
static orb_advert_t flow_pub = -1;
static orb_advert_t offboard_control_sp_pub = -1;
static orb_advert_t vicon_position_pub = -1;
extern bool gcs_link;
static void
handle_message(mavlink_message_t *msg)
{
if (msg->msgid == MAVLINK_MSG_ID_COMMAND_LONG) {
mavlink_command_long_t cmd_mavlink;
mavlink_msg_command_long_decode(msg, &cmd_mavlink);
if (cmd_mavlink.target_system == mavlink_system.sysid && ((cmd_mavlink.target_component == mavlink_system.compid)
|| (cmd_mavlink.target_component == MAV_COMP_ID_ALL))) {
//check for MAVLINK terminate command
if (cmd_mavlink.command == MAV_CMD_PREFLIGHT_REBOOT_SHUTDOWN && ((int)cmd_mavlink.param1) == 3) {
/* This is the link shutdown command, terminate mavlink */
warnx("terminating...");
fflush(stdout);
usleep(50000);
/* terminate other threads and this thread */
thread_should_exit = true;
} else {
/* Copy the content of mavlink_command_long_t cmd_mavlink into command_t cmd */
vcmd.param1 = cmd_mavlink.param1;
vcmd.param2 = cmd_mavlink.param2;
vcmd.param3 = cmd_mavlink.param3;
vcmd.param4 = cmd_mavlink.param4;
vcmd.param5 = cmd_mavlink.param5;
vcmd.param6 = cmd_mavlink.param6;
vcmd.param7 = cmd_mavlink.param7;
vcmd.command = cmd_mavlink.command;
vcmd.target_system = cmd_mavlink.target_system;
vcmd.target_component = cmd_mavlink.target_component;
vcmd.source_system = msg->sysid;
vcmd.source_component = msg->compid;
vcmd.confirmation = cmd_mavlink.confirmation;
/* check if topic is advertised */
if (cmd_pub <= 0) {
cmd_pub = orb_advertise(ORB_ID(vehicle_command), &vcmd);
}
/* publish */
orb_publish(ORB_ID(vehicle_command), cmd_pub, &vcmd);
}
}
}
if (msg->msgid == MAVLINK_MSG_ID_OPTICAL_FLOW) {
mavlink_optical_flow_t flow;
mavlink_msg_optical_flow_decode(msg, &flow);
struct optical_flow_s f;
f.timestamp = hrt_absolute_time();
f.flow_raw_x = flow.flow_x;
f.flow_raw_y = flow.flow_y;
f.flow_comp_x_m = flow.flow_comp_m_x;
f.flow_comp_y_m = flow.flow_comp_m_y;
f.ground_distance_m = flow.ground_distance;
f.quality = flow.quality;
f.sensor_id = flow.sensor_id;
/* check if topic is advertised */
if (flow_pub <= 0) {
flow_pub = orb_advertise(ORB_ID(optical_flow), &f);
} else {
/* publish */
orb_publish(ORB_ID(optical_flow), flow_pub, &f);
}
}
if (msg->msgid == MAVLINK_MSG_ID_SET_MODE) {
/* Set mode on request */
mavlink_set_mode_t new_mode;
mavlink_msg_set_mode_decode(msg, &new_mode);
/* Copy the content of mavlink_command_long_t cmd_mavlink into command_t cmd */
vcmd.param1 = new_mode.base_mode;
vcmd.param2 = new_mode.custom_mode;
vcmd.param3 = 0;
vcmd.param4 = 0;
vcmd.param5 = 0;
vcmd.param6 = 0;
vcmd.param7 = 0;
vcmd.command = MAV_CMD_DO_SET_MODE;
vcmd.target_system = new_mode.target_system;
vcmd.target_component = MAV_COMP_ID_ALL;
vcmd.source_system = msg->sysid;
vcmd.source_component = msg->compid;
vcmd.confirmation = 1;
/* check if topic is advertised */
if (cmd_pub <= 0) {
cmd_pub = orb_advertise(ORB_ID(vehicle_command), &vcmd);
} else {
/* create command */
orb_publish(ORB_ID(vehicle_command), cmd_pub, &vcmd);
}
}
/* Handle Vicon position estimates */
if (msg->msgid == MAVLINK_MSG_ID_VICON_POSITION_ESTIMATE) {
mavlink_vicon_position_estimate_t pos;
mavlink_msg_vicon_position_estimate_decode(msg, &pos);
vicon_position.x = pos.x;
vicon_position.y = pos.y;
vicon_position.z = pos.z;
if (vicon_position_pub <= 0) {
vicon_position_pub = orb_advertise(ORB_ID(vehicle_vicon_position), &vicon_position);
} else {
orb_publish(ORB_ID(vehicle_vicon_position), vicon_position_pub, &vicon_position);
}
}
/* Handle quadrotor motor setpoints */
if (msg->msgid == MAVLINK_MSG_ID_SET_QUAD_SWARM_ROLL_PITCH_YAW_THRUST) {
mavlink_set_quad_swarm_roll_pitch_yaw_thrust_t quad_motors_setpoint;
mavlink_msg_set_quad_swarm_roll_pitch_yaw_thrust_decode(msg, &quad_motors_setpoint);
if (mavlink_system.sysid < 4) {
/* switch to a receiving link mode */
gcs_link = false;
/*
* rate control mode - defined by MAVLink
*/
uint8_t ml_mode = 0;
bool ml_armed = false;
switch (quad_motors_setpoint.mode) {
case 0:
ml_armed = false;
break;
case 1:
ml_mode = OFFBOARD_CONTROL_MODE_DIRECT_RATES;
ml_armed = true;
break;
case 2:
ml_mode = OFFBOARD_CONTROL_MODE_DIRECT_ATTITUDE;
ml_armed = true;
break;
case 3:
ml_mode = OFFBOARD_CONTROL_MODE_DIRECT_VELOCITY;
break;
case 4:
ml_mode = OFFBOARD_CONTROL_MODE_DIRECT_POSITION;
break;
}
offboard_control_sp.p1 = (float)quad_motors_setpoint.roll[mavlink_system.sysid - 1] / (float)INT16_MAX;
offboard_control_sp.p2 = (float)quad_motors_setpoint.pitch[mavlink_system.sysid - 1] / (float)INT16_MAX;
offboard_control_sp.p3 = (float)quad_motors_setpoint.yaw[mavlink_system.sysid - 1] / (float)INT16_MAX;
offboard_control_sp.p4 = (float)quad_motors_setpoint.thrust[mavlink_system.sysid - 1] / (float)UINT16_MAX;
if (quad_motors_setpoint.thrust[mavlink_system.sysid - 1] == 0) {
ml_armed = false;
}
offboard_control_sp.armed = ml_armed;
offboard_control_sp.mode = ml_mode;
offboard_control_sp.timestamp = hrt_absolute_time();
/* check if topic has to be advertised */
if (offboard_control_sp_pub <= 0) {
offboard_control_sp_pub = orb_advertise(ORB_ID(offboard_control_setpoint), &offboard_control_sp);
} else {
/* Publish */
orb_publish(ORB_ID(offboard_control_setpoint), offboard_control_sp_pub, &offboard_control_sp);
}
}
}
}
/**
* Receive data from UART.
*/
static void *
receive_thread(void *arg)
{
int uart_fd = *((int *)arg);
const int timeout = 1000;
uint8_t buf[32];
mavlink_message_t msg;
prctl(PR_SET_NAME, "mavlink_onboard_rcv", getpid());
struct pollfd fds[] = { { .fd = uart_fd, .events = POLLIN } };
ssize_t nread = 0;
while (!thread_should_exit) {
if (poll(fds, 1, timeout) > 0) {
if (nread < sizeof(buf)) {
/* to avoid reading very small chunks wait for data before reading */
usleep(1000);
}
/* non-blocking read. read may return negative values */
nread = read(uart_fd, buf, sizeof(buf));
/* if read failed, this loop won't execute */
for (ssize_t i = 0; i < nread; i++) {
if (mavlink_parse_char(chan, buf[i], &msg, &status)) {
/* handle generic messages and commands */
handle_message(&msg);
}
}
}
}
return NULL;
}
pthread_t
receive_start(int uart)
{
pthread_attr_t receiveloop_attr;
pthread_attr_init(&receiveloop_attr);
struct sched_param param;
param.sched_priority = SCHED_PRIORITY_MAX - 40;
(void)pthread_attr_setschedparam(&receiveloop_attr, &param);
pthread_attr_setstacksize(&receiveloop_attr, 2048);
pthread_t thread;
pthread_create(&thread, &receiveloop_attr, receive_thread, &uart);
return thread;
}

42
src/modules/mavlink_onboard/module.mk
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@ -1,42 +0,0 @@ @@ -1,42 +0,0 @@
############################################################################
#
# Copyright (C) 2012-2013 PX4 Development Team. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in
# the documentation and/or other materials provided with the
# distribution.
# 3. Neither the name PX4 nor the names of its contributors may be
# used to endorse or promote products derived from this software
# without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
############################################################################
#
# MAVLink protocol to uORB interface process (XXX hack for onboard use)
#
MODULE_COMMAND = mavlink_onboard
SRCS = mavlink.c \
mavlink_receiver.c
INCLUDE_DIRS += $(MAVLINK_SRC)/include/mavlink

102
src/modules/mavlink_onboard/orb_topics.h
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@ -1,102 +0,0 @@ @@ -1,102 +0,0 @@
/****************************************************************************
*
* Copyright (C) 2008-2012 PX4 Development Team. All rights reserved.
* Author: @author Lorenz Meier <lm@inf.ethz.ch>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name PX4 nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
/**
* @file orb_topics.h
* Common sets of topics subscribed to or published by the MAVLink driver,
* and structures maintained by those subscriptions.
*/
#pragma once
#include <uORB/uORB.h>
#include <uORB/topics/sensor_combined.h>
#include <uORB/topics/rc_channels.h>
#include <uORB/topics/vehicle_attitude.h>
#include <uORB/topics/vehicle_gps_position.h>
#include <uORB/topics/vehicle_global_position.h>
#include <uORB/topics/vehicle_status.h>
#include <uORB/topics/offboard_control_setpoint.h>
#include <uORB/topics/vehicle_command.h>
#include <uORB/topics/vehicle_local_position_setpoint.h>
#include <uORB/topics/vehicle_vicon_position.h>
#include <uORB/topics/position_setpoint_triplet.h>
#include <uORB/topics/vehicle_attitude_setpoint.h>
#include <uORB/topics/vehicle_control_mode.h>
#include <uORB/topics/optical_flow.h>
#include <uORB/topics/actuator_outputs.h>
#include <uORB/topics/actuator_controls.h>
#include <uORB/topics/actuator_armed.h>
#include <uORB/topics/manual_control_setpoint.h>
#include <uORB/topics/debug_key_value.h>
#include <drivers/drv_rc_input.h>
struct mavlink_subscriptions {
int sensor_sub;
int att_sub;
int global_pos_sub;
int act_0_sub;
int act_1_sub;
int act_2_sub;
int act_3_sub;
int gps_sub;
int man_control_sp_sub;
int safety_sub;
int actuators_sub;
int local_pos_sub;
int spa_sub;
int spl_sub;
int spg_sub;
int debug_key_value;
int input_rc_sub;
};
extern struct mavlink_subscriptions mavlink_subs;
/** Global position */
extern struct vehicle_global_position_s global_pos;
/** Local position */
extern struct vehicle_local_position_s local_pos;
/** Vehicle status */
// extern struct vehicle_status_s v_status;
/** RC channels */
extern struct rc_channels_s rc;
/** Actuator armed state */
// extern struct actuator_armed_s armed;
/** Worker thread starter */
extern pthread_t uorb_receive_start(void);

55
src/modules/mavlink_onboard/util.h
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@ -1,55 +0,0 @@ @@ -1,55 +0,0 @@
/****************************************************************************
*
* Copyright (C) 2012 PX4 Development Team. All rights reserved.
* Author: @author Lorenz Meier <lm@inf.ethz.ch>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name PX4 nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
/**
* @file util.h
* Utility and helper functions and data.
*/
#pragma once
#include "orb_topics.h"
/** MAVLink communications channel */
extern uint8_t chan;
/** Shutdown marker */
extern volatile bool thread_should_exit;
/**
* Translate the custom state into standard mavlink modes and state.
*/
extern void
get_mavlink_mode_and_state(const struct vehicle_control_mode_s *control_mode, const struct actuator_armed_s *armed,
uint8_t *mavlink_state, uint8_t *mavlink_mode);
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