diff options
Diffstat (limited to 'src/systemcmds/preflight_check/preflight_check.c')
| -rw-r--r-- | src/systemcmds/preflight_check/preflight_check.c | 206 |
1 files changed, 206 insertions, 0 deletions
diff --git a/src/systemcmds/preflight_check/preflight_check.c b/src/systemcmds/preflight_check/preflight_check.c new file mode 100644 index 000000000..42256be61 --- /dev/null +++ b/src/systemcmds/preflight_check/preflight_check.c @@ -0,0 +1,206 @@ +/**************************************************************************** + * + * Copyright (c) 2012, 2013 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 reboot.c + * Tool similar to UNIX reboot command + */ + +#include <nuttx/config.h> +#include <unistd.h> +#include <stdlib.h> +#include <stdio.h> +#include <fcntl.h> +#include <errno.h> + +#include <systemlib/err.h> + +#include <drivers/drv_led.h> +#include <drivers/drv_hrt.h> +#include <drivers/drv_tone_alarm.h> +#include <drivers/drv_mag.h> +#include <drivers/drv_gyro.h> +#include <drivers/drv_accel.h> +#include <drivers/drv_baro.h> + +#include <mavlink/mavlink_log.h> + +__EXPORT int preflight_check_main(int argc, char *argv[]); +static int led_toggle(int leds, int led); +static int led_on(int leds, int led); +static int led_off(int leds, int led); + +int preflight_check_main(int argc, char *argv[]) +{ + bool fail_on_error = false; + + if (argc > 1 && !strcmp(argv[1], "--help")) { + warnx("usage: preflight_check [--fail-on-error]\n\tif fail on error is enabled, will return 1 on error"); + exit(1); + } + + if (argc > 1 && !strcmp(argv[1], "--fail-on-error")) { + fail_on_error = true; + } + + bool system_ok = true; + + int fd; + /* open text message output path */ + int mavlink_fd = open(MAVLINK_LOG_DEVICE, 0); + int ret; + + /* give the system some time to sample the sensors in the background */ + usleep(150000); + + + /* ---- MAG ---- */ + close(fd); + fd = open(MAG_DEVICE_PATH, 0); + if (fd < 0) { + warn("failed to open magnetometer - start with 'hmc5883 start' or 'lsm303d start'"); + mavlink_log_critical(mavlink_fd, "SENSOR FAIL: NO MAG"); + system_ok = false; + goto system_eval; + } + ret = ioctl(fd, MAGIOCSELFTEST, 0); + + if (ret != OK) { + warnx("magnetometer calibration missing or bad - calibrate magnetometer first"); + mavlink_log_critical(mavlink_fd, "SENSOR FAIL: MAG CALIBRATION"); + system_ok = false; + goto system_eval; + } + + /* ---- ACCEL ---- */ + + close(fd); + fd = open(ACCEL_DEVICE_PATH, 0); + ret = ioctl(fd, ACCELIOCSELFTEST, 0); + + if (ret != OK) { + warnx("accel self test failed"); + mavlink_log_critical(mavlink_fd, "SENSOR FAIL: ACCEL CHECK"); + system_ok = false; + goto system_eval; + } + + /* ---- GYRO ---- */ + + close(fd); + fd = open(GYRO_DEVICE_PATH, 0); + ret = ioctl(fd, GYROIOCSELFTEST, 0); + + if (ret != OK) { + warnx("gyro self test failed"); + mavlink_log_critical(mavlink_fd, "SENSOR FAIL: GYRO CHECK"); + system_ok = false; + goto system_eval; + } + + /* ---- BARO ---- */ + + close(fd); + fd = open(BARO_DEVICE_PATH, 0); + + + +system_eval: + + if (system_ok) { + /* all good, exit silently */ + exit(0); + } else { + fflush(stdout); + + int buzzer = open("/dev/tone_alarm", O_WRONLY); + int leds = open(LED_DEVICE_PATH, 0); + + /* flip blue led into alternating amber */ + led_off(leds, LED_BLUE); + led_off(leds, LED_AMBER); + led_toggle(leds, LED_BLUE); + + /* display and sound error */ + for (int i = 0; i < 150; i++) + { + led_toggle(leds, LED_BLUE); + led_toggle(leds, LED_AMBER); + + if (i % 10 == 0) { + ioctl(buzzer, TONE_SET_ALARM, 4); + } else if (i % 5 == 0) { + ioctl(buzzer, TONE_SET_ALARM, 2); + } + usleep(100000); + } + + /* stop alarm */ + ioctl(buzzer, TONE_SET_ALARM, 0); + + /* switch on leds */ + led_on(leds, LED_BLUE); + led_on(leds, LED_AMBER); + + if (fail_on_error) { + /* exit with error message */ + exit(1); + } else { + /* do not emit an error code to make sure system still boots */ + exit(0); + } + } +} + +static int led_toggle(int leds, int led) +{ + static int last_blue = LED_ON; + static int last_amber = LED_ON; + + if (led == LED_BLUE) last_blue = (last_blue == LED_ON) ? LED_OFF : LED_ON; + + if (led == LED_AMBER) last_amber = (last_amber == LED_ON) ? LED_OFF : LED_ON; + + return ioctl(leds, ((led == LED_BLUE) ? last_blue : last_amber), led); +} + +static int led_off(int leds, int led) +{ + return ioctl(leds, LED_OFF, led); +} + +static int led_on(int leds, int led) +{ + return ioctl(leds, LED_ON, led); +}
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