diff options
Diffstat (limited to 'src/drivers')
23 files changed, 1655 insertions, 503 deletions
diff --git a/src/drivers/airspeed/airspeed.h b/src/drivers/airspeed/airspeed.h index 62c0d1f17..c341aa2c6 100644 --- a/src/drivers/airspeed/airspeed.h +++ b/src/drivers/airspeed/airspeed.h @@ -119,7 +119,7 @@ protected: virtual int collect() = 0; work_s _work; - float _max_differential_pressure_pa; + float _max_differential_pressure_pa; bool _sensor_ok; int _measure_ticks; bool _collect_phase; diff --git a/src/drivers/ardrone_interface/ardrone_motor_control.c b/src/drivers/ardrone_interface/ardrone_motor_control.c index 01b89c8fa..81f634992 100644 --- a/src/drivers/ardrone_interface/ardrone_motor_control.c +++ b/src/drivers/ardrone_interface/ardrone_motor_control.c @@ -46,7 +46,6 @@ #include <drivers/drv_hrt.h> #include <uORB/uORB.h> #include <uORB/topics/actuator_outputs.h> -#include <uORB/topics/actuator_controls_effective.h> #include <systemlib/err.h> #include "ardrone_motor_control.h" @@ -384,9 +383,6 @@ void ardrone_mixing_and_output(int ardrone_write, const struct actuator_controls const float startpoint_full_control = 0.25f; /**< start full control at 25% thrust */ static bool initialized = false; - /* publish effective outputs */ - static struct actuator_controls_effective_s actuator_controls_effective; - static orb_advert_t actuator_controls_effective_pub; /* linearly scale the control inputs from 0 to startpoint_full_control */ if (motor_thrust < startpoint_full_control) { @@ -430,25 +426,6 @@ void ardrone_mixing_and_output(int ardrone_write, const struct actuator_controls motor_calc[3] = motor_thrust + (roll_control / 2 - pitch_control / 2 + yaw_control); } - - - /* publish effective outputs */ - actuator_controls_effective.control_effective[0] = roll_control; - actuator_controls_effective.control_effective[1] = pitch_control; - /* yaw output after limiting */ - actuator_controls_effective.control_effective[2] = yaw_control; - /* possible motor thrust limiting */ - actuator_controls_effective.control_effective[3] = (motor_calc[0] + motor_calc[1] + motor_calc[2] + motor_calc[3]) / 4.0f; - - if (!initialized) { - /* advertise and publish */ - actuator_controls_effective_pub = orb_advertise(ORB_ID_VEHICLE_ATTITUDE_CONTROLS_EFFECTIVE, &actuator_controls_effective); - initialized = true; - } else { - /* already initialized, just publishing */ - orb_publish(ORB_ID_VEHICLE_ATTITUDE_CONTROLS_EFFECTIVE, actuator_controls_effective_pub, &actuator_controls_effective); - } - /* set the motor values */ /* scale up from 0..1 to 10..500) */ diff --git a/src/drivers/boards/px4fmu-v2/board_config.h b/src/drivers/boards/px4fmu-v2/board_config.h index ec8dde499..7ab63953f 100644 --- a/src/drivers/boards/px4fmu-v2/board_config.h +++ b/src/drivers/boards/px4fmu-v2/board_config.h @@ -79,17 +79,37 @@ __BEGIN_DECLS #define GPIO_EXTI_GYRO_DRDY (GPIO_INPUT|GPIO_FLOAT|GPIO_EXTI|GPIO_PORTB|GPIO_PIN0) #define GPIO_EXTI_MAG_DRDY (GPIO_INPUT|GPIO_FLOAT|GPIO_EXTI|GPIO_PORTB|GPIO_PIN1) #define GPIO_EXTI_ACCEL_DRDY (GPIO_INPUT|GPIO_FLOAT|GPIO_EXTI|GPIO_PORTB|GPIO_PIN4) +#define GPIO_EXTI_MPU_DRDY (GPIO_INPUT|GPIO_FLOAT|GPIO_EXTI|GPIO_PORTD|GPIO_PIN15) + +/* Data ready pins off */ +#define GPIO_GYRO_DRDY_OFF (GPIO_INPUT|GPIO_PULLDOWN|GPIO_SPEED_2MHz|GPIO_PORTB|GPIO_PIN0) +#define GPIO_MAG_DRDY_OFF (GPIO_INPUT|GPIO_PULLDOWN|GPIO_SPEED_2MHz|GPIO_PORTB|GPIO_PIN1) +#define GPIO_ACCEL_DRDY_OFF (GPIO_INPUT|GPIO_PULLDOWN|GPIO_SPEED_2MHz|GPIO_PORTB|GPIO_PIN4) +#define GPIO_EXTI_MPU_DRDY (GPIO_INPUT|GPIO_PULLDOWN|GPIO_EXTI|GPIO_PORTD|GPIO_PIN15) + +/* SPI1 off */ +#define GPIO_SPI1_SCK_OFF (GPIO_INPUT|GPIO_PULLDOWN|GPIO_PORTA|GPIO_PIN5) +#define GPIO_SPI1_MISO_OFF (GPIO_INPUT|GPIO_PULLDOWN|GPIO_PORTA|GPIO_PIN6) +#define GPIO_SPI1_MOSI_OFF (GPIO_INPUT|GPIO_PULLDOWN|GPIO_PORTA|GPIO_PIN7) + +/* SPI1 chip selects off */ +#define GPIO_SPI_CS_GYRO_OFF (GPIO_INPUT|GPIO_PULLDOWN|GPIO_SPEED_2MHz|GPIO_PORTC|GPIO_PIN13) +#define GPIO_SPI_CS_ACCEL_MAG_OFF (GPIO_INPUT|GPIO_PULLDOWN|GPIO_SPEED_2MHz|GPIO_PORTC|GPIO_PIN15) +#define GPIO_SPI_CS_BARO_OFF (GPIO_INPUT|GPIO_PULLDOWN|GPIO_SPEED_2MHz|GPIO_PORTD|GPIO_PIN7) +#define GPIO_SPI_CS_MPU (GPIO_INPUT|GPIO_PULLDOWN|GPIO_SPEED_2MHz|GPIO_PORTC|GPIO_PIN2) /* SPI chip selects */ -#define GPIO_SPI_CS_GYRO (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_50MHz|GPIO_OUTPUT_SET|GPIO_PORTC|GPIO_PIN13) -#define GPIO_SPI_CS_ACCEL_MAG (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_50MHz|GPIO_OUTPUT_SET|GPIO_PORTC|GPIO_PIN15) -#define GPIO_SPI_CS_BARO (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_50MHz|GPIO_OUTPUT_SET|GPIO_PORTD|GPIO_PIN7) -#define GPIO_SPI_CS_FRAM (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_50MHz|GPIO_OUTPUT_SET|GPIO_PORTD|GPIO_PIN10) +#define GPIO_SPI_CS_GYRO (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_2MHz|GPIO_OUTPUT_SET|GPIO_PORTC|GPIO_PIN13) +#define GPIO_SPI_CS_ACCEL_MAG (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_2MHz|GPIO_OUTPUT_SET|GPIO_PORTC|GPIO_PIN15) +#define GPIO_SPI_CS_BARO (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_2MHz|GPIO_OUTPUT_SET|GPIO_PORTD|GPIO_PIN7) +#define GPIO_SPI_CS_FRAM (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_2MHz|GPIO_OUTPUT_SET|GPIO_PORTD|GPIO_PIN10) +#define GPIO_SPI_CS_MPU (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_2MHz|GPIO_OUTPUT_SET|GPIO_PORTC|GPIO_PIN2) /* Use these in place of the spi_dev_e enumeration to select a specific SPI device on SPI1 */ #define PX4_SPIDEV_GYRO 1 #define PX4_SPIDEV_ACCEL_MAG 2 #define PX4_SPIDEV_BARO 3 +#define PX4_SPIDEV_MPU 4 /* I2C busses */ #define PX4_I2C_BUS_EXPANSION 1 diff --git a/src/drivers/boards/px4fmu-v2/px4fmu2_init.c b/src/drivers/boards/px4fmu-v2/px4fmu2_init.c index ae2a645f7..269ec238e 100644 --- a/src/drivers/boards/px4fmu-v2/px4fmu2_init.c +++ b/src/drivers/boards/px4fmu-v2/px4fmu2_init.c @@ -215,9 +215,9 @@ __EXPORT int nsh_archinitialize(void) stm32_configgpio(GPIO_ADC1_IN2); /* BATT_VOLTAGE_SENS */ stm32_configgpio(GPIO_ADC1_IN3); /* BATT_CURRENT_SENS */ stm32_configgpio(GPIO_ADC1_IN4); /* VDD_5V_SENS */ - stm32_configgpio(GPIO_ADC1_IN10); /* unrouted */ - stm32_configgpio(GPIO_ADC1_IN11); /* unrouted */ - stm32_configgpio(GPIO_ADC1_IN12); /* unrouted */ + // stm32_configgpio(GPIO_ADC1_IN10); /* used by VBUS valid */ + // stm32_configgpio(GPIO_ADC1_IN11); /* unused */ + // stm32_configgpio(GPIO_ADC1_IN12); /* used by MPU6000 CS */ stm32_configgpio(GPIO_ADC1_IN13); /* FMU_AUX_ADC_1 */ stm32_configgpio(GPIO_ADC1_IN14); /* FMU_AUX_ADC_2 */ stm32_configgpio(GPIO_ADC1_IN15); /* PRESSURE_SENS */ @@ -279,6 +279,7 @@ __EXPORT int nsh_archinitialize(void) SPI_SELECT(spi1, PX4_SPIDEV_GYRO, false); SPI_SELECT(spi1, PX4_SPIDEV_ACCEL_MAG, false); SPI_SELECT(spi1, PX4_SPIDEV_BARO, false); + SPI_SELECT(spi1, PX4_SPIDEV_MPU, false); up_udelay(20); message("[boot] Successfully initialized SPI port 1\n"); diff --git a/src/drivers/boards/px4fmu-v2/px4fmu_spi.c b/src/drivers/boards/px4fmu-v2/px4fmu_spi.c index 09838d02f..c66c490a7 100644 --- a/src/drivers/boards/px4fmu-v2/px4fmu_spi.c +++ b/src/drivers/boards/px4fmu-v2/px4fmu_spi.c @@ -73,6 +73,7 @@ __EXPORT void weak_function stm32_spiinitialize(void) stm32_configgpio(GPIO_SPI_CS_GYRO); stm32_configgpio(GPIO_SPI_CS_ACCEL_MAG); stm32_configgpio(GPIO_SPI_CS_BARO); + stm32_configgpio(GPIO_SPI_CS_MPU); /* De-activate all peripherals, * required for some peripheral @@ -81,6 +82,12 @@ __EXPORT void weak_function stm32_spiinitialize(void) stm32_gpiowrite(GPIO_SPI_CS_GYRO, 1); stm32_gpiowrite(GPIO_SPI_CS_ACCEL_MAG, 1); stm32_gpiowrite(GPIO_SPI_CS_BARO, 1); + stm32_gpiowrite(GPIO_SPI_CS_MPU, 1); + + stm32_configgpio(GPIO_EXTI_GYRO_DRDY); + stm32_configgpio(GPIO_EXTI_MAG_DRDY); + stm32_configgpio(GPIO_EXTI_ACCEL_DRDY); + stm32_configgpio(GPIO_EXTI_MPU_DRDY); #endif #ifdef CONFIG_STM32_SPI2 @@ -99,6 +106,7 @@ __EXPORT void stm32_spi1select(FAR struct spi_dev_s *dev, enum spi_dev_e devid, stm32_gpiowrite(GPIO_SPI_CS_GYRO, !selected); stm32_gpiowrite(GPIO_SPI_CS_ACCEL_MAG, 1); stm32_gpiowrite(GPIO_SPI_CS_BARO, 1); + stm32_gpiowrite(GPIO_SPI_CS_MPU, 1); break; case PX4_SPIDEV_ACCEL_MAG: @@ -106,6 +114,7 @@ __EXPORT void stm32_spi1select(FAR struct spi_dev_s *dev, enum spi_dev_e devid, stm32_gpiowrite(GPIO_SPI_CS_GYRO, 1); stm32_gpiowrite(GPIO_SPI_CS_ACCEL_MAG, !selected); stm32_gpiowrite(GPIO_SPI_CS_BARO, 1); + stm32_gpiowrite(GPIO_SPI_CS_MPU, 1); break; case PX4_SPIDEV_BARO: @@ -113,6 +122,15 @@ __EXPORT void stm32_spi1select(FAR struct spi_dev_s *dev, enum spi_dev_e devid, stm32_gpiowrite(GPIO_SPI_CS_GYRO, 1); stm32_gpiowrite(GPIO_SPI_CS_ACCEL_MAG, 1); stm32_gpiowrite(GPIO_SPI_CS_BARO, !selected); + stm32_gpiowrite(GPIO_SPI_CS_MPU, 1); + break; + + case PX4_SPIDEV_MPU: + /* Making sure the other peripherals are not selected */ + stm32_gpiowrite(GPIO_SPI_CS_GYRO, 1); + stm32_gpiowrite(GPIO_SPI_CS_ACCEL_MAG, 1); + stm32_gpiowrite(GPIO_SPI_CS_BARO, 1); + stm32_gpiowrite(GPIO_SPI_CS_MPU, !selected); break; default: diff --git a/src/drivers/device/cdev.cpp b/src/drivers/device/cdev.cpp index 47ebcd40a..7954ce5ab 100644 --- a/src/drivers/device/cdev.cpp +++ b/src/drivers/device/cdev.cpp @@ -109,6 +109,42 @@ CDev::~CDev() } int +CDev::register_class_devname(const char *class_devname) +{ + if (class_devname == nullptr) { + return -EINVAL; + } + int class_instance = 0; + int ret = -ENOSPC; + while (class_instance < 4) { + if (class_instance == 0) { + ret = register_driver(class_devname, &fops, 0666, (void *)this); + if (ret == OK) break; + } else { + char name[32]; + snprintf(name, sizeof(name), "%s%u", class_devname, class_instance); + ret = register_driver(name, &fops, 0666, (void *)this); + if (ret == OK) break; + } + class_instance++; + } + if (class_instance == 4) + return ret; + return class_instance; +} + +int +CDev::unregister_class_devname(const char *class_devname, unsigned class_instance) +{ + if (class_instance > 0) { + char name[32]; + snprintf(name, sizeof(name), "%s%u", class_devname, class_instance); + return unregister_driver(name); + } + return unregister_driver(class_devname); +} + +int CDev::init() { // base class init first diff --git a/src/drivers/device/device.h b/src/drivers/device/device.h index a9ed5d77c..0235f6284 100644 --- a/src/drivers/device/device.h +++ b/src/drivers/device/device.h @@ -396,6 +396,25 @@ protected: */ virtual int close_last(struct file *filp); + /** + * Register a class device name, automatically adding device + * class instance suffix if need be. + * + * @param class_devname Device class name + * @return class_instamce Class instance created, or -errno on failure + */ + virtual int register_class_devname(const char *class_devname); + + /** + * Register a class device name, automatically adding device + * class instance suffix if need be. + * + * @param class_devname Device class name + * @param class_instance Device class instance from register_class_devname() + * @return OK on success, -errno otherwise + */ + virtual int unregister_class_devname(const char *class_devname, unsigned class_instance); + private: static const unsigned _max_pollwaiters = 8; @@ -488,4 +507,7 @@ private: } // namespace device +// class instance for primary driver of each class +#define CLASS_DEVICE_PRIMARY 0 + #endif /* _DEVICE_DEVICE_H */ diff --git a/src/drivers/device/spi.cpp b/src/drivers/device/spi.cpp index fa6b78d64..fed6c312c 100644 --- a/src/drivers/device/spi.cpp +++ b/src/drivers/device/spi.cpp @@ -181,4 +181,10 @@ SPI::transfer(uint8_t *send, uint8_t *recv, unsigned len) return OK; } +void +SPI::set_frequency(uint32_t frequency) +{ + _frequency = frequency; +} + } // namespace device diff --git a/src/drivers/device/spi.h b/src/drivers/device/spi.h index 9103dca2e..299575dc5 100644 --- a/src/drivers/device/spi.h +++ b/src/drivers/device/spi.h @@ -102,6 +102,17 @@ protected: int transfer(uint8_t *send, uint8_t *recv, unsigned len); /** + * Set the SPI bus frequency + * This is used to change frequency on the fly. Some sensors + * (such as the MPU6000) need a lower frequency for setup + * registers and can handle higher frequency for sensor + * value registers + * + * @param frequency Frequency to set (Hz) + */ + void set_frequency(uint32_t frequency); + + /** * Locking modes supported by the driver. */ enum LockMode { diff --git a/src/drivers/drv_gpio.h b/src/drivers/drv_gpio.h index 37af26d52..f60964c2b 100644 --- a/src/drivers/drv_gpio.h +++ b/src/drivers/drv_gpio.h @@ -46,7 +46,7 @@ /* * PX4FMU GPIO numbers. * - * For shared pins, alternate function 1 selects the non-GPIO mode + * For shared pins, alternate function 1 selects the non-GPIO mode * (USART2, CAN2, etc.) */ # define GPIO_EXT_1 (1<<0) /**< high-power GPIO 1 */ @@ -144,4 +144,6 @@ /** read all the GPIOs and return their values in *(uint32_t *)arg */ #define GPIO_GET GPIOC(12) +#define GPIO_SENSOR_RAIL_RESET GPIOC(13) + #endif /* _DRV_GPIO_H */
\ No newline at end of file diff --git a/src/drivers/drv_hrt.h b/src/drivers/drv_hrt.h index 8a99eeca7..d130d68b3 100644 --- a/src/drivers/drv_hrt.h +++ b/src/drivers/drv_hrt.h @@ -142,6 +142,20 @@ __EXPORT extern bool hrt_called(struct hrt_call *entry); __EXPORT extern void hrt_cancel(struct hrt_call *entry); /* + * initialise a hrt_call structure + */ +__EXPORT extern void hrt_call_init(struct hrt_call *entry); + +/* + * delay a hrt_call_every() periodic call by the given number of + * microseconds. This should be called from within the callout to + * cause the callout to be re-scheduled for a later time. The periodic + * callouts will then continue from that new base time at the + * previously specified period. + */ +__EXPORT extern void hrt_call_delay(struct hrt_call *entry, hrt_abstime delay); + +/* * Initialise the HRT. */ __EXPORT extern void hrt_init(void); diff --git a/src/drivers/drv_rc_input.h b/src/drivers/drv_rc_input.h index 78ffad9d7..6f773b82a 100644 --- a/src/drivers/drv_rc_input.h +++ b/src/drivers/drv_rc_input.h @@ -1,6 +1,6 @@ /**************************************************************************** * - * Copyright (C) 2012 PX4 Development Team. All rights reserved. + * 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 @@ -60,7 +60,7 @@ /** * Maximum number of R/C input channels in the system. S.Bus has up to 18 channels. */ -#define RC_INPUT_MAX_CHANNELS 18 +#define RC_INPUT_MAX_CHANNELS 20 /** * Input signal type, value is a control position from zero to 100 @@ -89,6 +89,9 @@ struct rc_input_values { /** number of channels actually being seen */ uint32_t channel_count; + /** receive signal strength indicator (RSSI): < 0: Undefined, 0: no signal, 1000: full reception */ + int32_t rssi; + /** Input source */ enum RC_INPUT_SOURCE input_source; diff --git a/src/drivers/hmc5883/hmc5883.cpp b/src/drivers/hmc5883/hmc5883.cpp index 5f0ce4ff8..d3b99ae66 100644 --- a/src/drivers/hmc5883/hmc5883.cpp +++ b/src/drivers/hmc5883/hmc5883.cpp @@ -77,6 +77,7 @@ */ #define HMC5883L_ADDRESS PX4_I2C_OBDEV_HMC5883 +#define HMC5883L_DEVICE_PATH "/dev/hmc5883" /* Max measurement rate is 160Hz, however with 160 it will be set to 166 Hz, therefore workaround using 150 */ #define HMC5883_CONVERSION_INTERVAL (1000000 / 150) /* microseconds */ @@ -154,6 +155,7 @@ private: float _range_scale; float _range_ga; bool _collect_phase; + int _class_instance; orb_advert_t _mag_topic; @@ -315,12 +317,13 @@ extern "C" __EXPORT int hmc5883_main(int argc, char *argv[]); HMC5883::HMC5883(int bus) : - I2C("HMC5883", MAG_DEVICE_PATH, bus, HMC5883L_ADDRESS, 400000), + I2C("HMC5883", HMC5883L_DEVICE_PATH, bus, HMC5883L_ADDRESS, 400000), _measure_ticks(0), _reports(nullptr), _range_scale(0), /* default range scale from counts to gauss */ _range_ga(1.3f), _mag_topic(-1), + _class_instance(-1), _sample_perf(perf_alloc(PC_ELAPSED, "hmc5883_read")), _comms_errors(perf_alloc(PC_COUNT, "hmc5883_comms_errors")), _buffer_overflows(perf_alloc(PC_COUNT, "hmc5883_buffer_overflows")), @@ -351,6 +354,9 @@ HMC5883::~HMC5883() if (_reports != nullptr) delete _reports; + if (_class_instance != -1) + unregister_class_devname(MAG_DEVICE_PATH, _class_instance); + // free perf counters perf_free(_sample_perf); perf_free(_comms_errors); @@ -374,13 +380,17 @@ HMC5883::init() /* reset the device configuration */ reset(); - /* get a publish handle on the mag topic */ - struct mag_report zero_report; - memset(&zero_report, 0, sizeof(zero_report)); - _mag_topic = orb_advertise(ORB_ID(sensor_mag), &zero_report); + _class_instance = register_class_devname(MAG_DEVICE_PATH); + if (_class_instance == CLASS_DEVICE_PRIMARY) { + /* get a publish handle on the mag topic if we are + * the primary mag */ + struct mag_report zero_report; + memset(&zero_report, 0, sizeof(zero_report)); + _mag_topic = orb_advertise(ORB_ID(sensor_mag), &zero_report); - if (_mag_topic < 0) - debug("failed to create sensor_mag object"); + if (_mag_topic < 0) + debug("failed to create sensor_mag object"); + } ret = OK; /* sensor is ok, but not calibrated */ @@ -875,8 +885,10 @@ HMC5883::collect() } #endif - /* publish it */ - orb_publish(ORB_ID(sensor_mag), _mag_topic, &new_report); + if (_mag_topic != -1) { + /* publish it */ + orb_publish(ORB_ID(sensor_mag), _mag_topic, &new_report); + } /* post a report to the ring */ if (_reports->force(&new_report)) { @@ -1256,7 +1268,7 @@ start() goto fail; /* set the poll rate to default, starts automatic data collection */ - fd = open(MAG_DEVICE_PATH, O_RDONLY); + fd = open(HMC5883L_DEVICE_PATH, O_RDONLY); if (fd < 0) goto fail; @@ -1288,10 +1300,10 @@ test() ssize_t sz; int ret; - int fd = open(MAG_DEVICE_PATH, O_RDONLY); + int fd = open(HMC5883L_DEVICE_PATH, O_RDONLY); if (fd < 0) - err(1, "%s open failed (try 'hmc5883 start' if the driver is not running", MAG_DEVICE_PATH); + err(1, "%s open failed (try 'hmc5883 start' if the driver is not running", HMC5883L_DEVICE_PATH); /* do a simple demand read */ sz = read(fd, &report, sizeof(report)); @@ -1388,10 +1400,10 @@ int calibrate() { int ret; - int fd = open(MAG_DEVICE_PATH, O_RDONLY); + int fd = open(HMC5883L_DEVICE_PATH, O_RDONLY); if (fd < 0) - err(1, "%s open failed (try 'hmc5883 start' if the driver is not running", MAG_DEVICE_PATH); + err(1, "%s open failed (try 'hmc5883 start' if the driver is not running", HMC5883L_DEVICE_PATH); if (OK != (ret = ioctl(fd, MAGIOCCALIBRATE, fd))) { warnx("failed to enable sensor calibration mode"); @@ -1413,7 +1425,7 @@ int calibrate() void reset() { - int fd = open(MAG_DEVICE_PATH, O_RDONLY); + int fd = open(HMC5883L_DEVICE_PATH, O_RDONLY); if (fd < 0) err(1, "failed "); diff --git a/src/drivers/l3gd20/l3gd20.cpp b/src/drivers/l3gd20/l3gd20.cpp index 8f5674823..670e51b97 100644 --- a/src/drivers/l3gd20/l3gd20.cpp +++ b/src/drivers/l3gd20/l3gd20.cpp @@ -66,6 +66,8 @@ #include <board_config.h> #include <mathlib/math/filter/LowPassFilter2p.hpp> +#define L3GD20_DEVICE_PATH "/dev/l3gd20" + /* oddly, ERROR is not defined for c++ */ #ifdef ERROR # undef ERROR @@ -92,9 +94,17 @@ static const int ERROR = -1; #define REG1_RATE_LP_MASK 0xF0 /* Mask to guard partial register update */ /* keep lowpass low to avoid noise issues */ #define RATE_95HZ_LP_25HZ ((0<<7) | (0<<6) | (0<<5) | (1<<4)) -#define RATE_190HZ_LP_25HZ ((0<<7) | (1<<6) | (1<<5) | (1<<4)) +#define RATE_190HZ_LP_25HZ ((0<<7) | (1<<6) | (0<<5) | (1<<4)) +#define RATE_190HZ_LP_50HZ ((0<<7) | (1<<6) | (1<<5) | (0<<4)) +#define RATE_190HZ_LP_70HZ ((0<<7) | (1<<6) | (1<<5) | (1<<4)) #define RATE_380HZ_LP_20HZ ((1<<7) | (0<<6) | (1<<5) | (0<<4)) +#define RATE_380HZ_LP_25HZ ((1<<7) | (0<<6) | (0<<5) | (1<<4)) +#define RATE_380HZ_LP_50HZ ((1<<7) | (0<<6) | (1<<5) | (0<<4)) +#define RATE_380HZ_LP_100HZ ((1<<7) | (0<<6) | (1<<5) | (1<<4)) #define RATE_760HZ_LP_30HZ ((1<<7) | (1<<6) | (0<<5) | (0<<4)) +#define RATE_760HZ_LP_35HZ ((1<<7) | (1<<6) | (0<<5) | (1<<4)) +#define RATE_760HZ_LP_50HZ ((1<<7) | (1<<6) | (1<<5) | (0<<4)) +#define RATE_760HZ_LP_100HZ ((1<<7) | (1<<6) | (1<<5) | (1<<4)) #define ADDR_CTRL_REG2 0x21 #define ADDR_CTRL_REG3 0x22 @@ -191,6 +201,7 @@ private: float _gyro_range_scale; float _gyro_range_rad_s; orb_advert_t _gyro_topic; + int _class_instance; unsigned _current_rate; unsigned _orientation; @@ -198,6 +209,8 @@ private: unsigned _read; perf_counter_t _sample_perf; + perf_counter_t _reschedules; + perf_counter_t _errors; math::LowPassFilter2p _gyro_filter_x; math::LowPassFilter2p _gyro_filter_y; @@ -219,6 +232,11 @@ private: void reset(); /** + * disable I2C on the chip + */ + void disable_i2c(); + + /** * Static trampoline from the hrt_call context; because we don't have a * generic hrt wrapper yet. * @@ -298,16 +316,19 @@ private: }; L3GD20::L3GD20(int bus, const char* path, spi_dev_e device) : - SPI("L3GD20", path, bus, device, SPIDEV_MODE3, 8000000), + SPI("L3GD20", path, bus, device, SPIDEV_MODE3, 11*1000*1000 /* will be rounded to 10.4 MHz, within margins for L3GD20 */), _call_interval(0), _reports(nullptr), _gyro_range_scale(0.0f), _gyro_range_rad_s(0.0f), _gyro_topic(-1), + _class_instance(-1), _current_rate(0), _orientation(SENSOR_BOARD_ROTATION_270_DEG), _read(0), _sample_perf(perf_alloc(PC_ELAPSED, "l3gd20_read")), + _reschedules(perf_alloc(PC_COUNT, "l3gd20_reschedules")), + _errors(perf_alloc(PC_COUNT, "l3gd20_errors")), _gyro_filter_x(L3GD20_DEFAULT_RATE, L3GD20_DEFAULT_FILTER_FREQ), _gyro_filter_y(L3GD20_DEFAULT_RATE, L3GD20_DEFAULT_FILTER_FREQ), _gyro_filter_z(L3GD20_DEFAULT_RATE, L3GD20_DEFAULT_FILTER_FREQ) @@ -333,8 +354,13 @@ L3GD20::~L3GD20() if (_reports != nullptr) delete _reports; + if (_class_instance != -1) + unregister_class_devname(GYRO_DEVICE_PATH, _class_instance); + /* delete the perf counter */ perf_free(_sample_perf); + perf_free(_reschedules); + perf_free(_errors); } int @@ -352,10 +378,13 @@ L3GD20::init() if (_reports == nullptr) goto out; - /* advertise sensor topic */ - struct gyro_report zero_report; - memset(&zero_report, 0, sizeof(zero_report)); - _gyro_topic = orb_advertise(ORB_ID(sensor_gyro), &zero_report); + _class_instance = register_class_devname(GYRO_DEVICE_PATH); + if (_class_instance == CLASS_DEVICE_PRIMARY) { + /* advertise sensor topic */ + struct gyro_report zero_report; + memset(&zero_report, 0, sizeof(zero_report)); + _gyro_topic = orb_advertise(ORB_ID(sensor_gyro), &zero_report); + } reset(); @@ -574,6 +603,7 @@ L3GD20::read_reg(unsigned reg) uint8_t cmd[2]; cmd[0] = reg | DIR_READ; + cmd[1] = 0; transfer(cmd, cmd, sizeof(cmd)); @@ -653,16 +683,15 @@ L3GD20::set_samplerate(unsigned frequency) } else if (frequency <= 200) { _current_rate = 190; - bits |= RATE_190HZ_LP_25HZ; + bits |= RATE_190HZ_LP_50HZ; } else if (frequency <= 400) { _current_rate = 380; - bits |= RATE_380HZ_LP_20HZ; + bits |= RATE_380HZ_LP_50HZ; } else if (frequency <= 800) { _current_rate = 760; - bits |= RATE_760HZ_LP_30HZ; - + bits |= RATE_760HZ_LP_50HZ; } else { return -EINVAL; } @@ -700,12 +729,30 @@ L3GD20::stop() } void +L3GD20::disable_i2c(void) +{ + uint8_t retries = 10; + while (retries--) { + // add retries + uint8_t a = read_reg(0x05); + write_reg(0x05, (0x20 | a)); + if (read_reg(0x05) == (a | 0x20)) { + return; + } + } + debug("FAILED TO DISABLE I2C"); +} + +void L3GD20::reset() { + // ensure the chip doesn't interpret any other bus traffic as I2C + disable_i2c(); + /* set default configuration */ write_reg(ADDR_CTRL_REG1, REG1_POWER_NORMAL | REG1_Z_ENABLE | REG1_Y_ENABLE | REG1_X_ENABLE); write_reg(ADDR_CTRL_REG2, 0); /* disable high-pass filters */ - write_reg(ADDR_CTRL_REG3, 0); /* no interrupts - we don't use them */ + write_reg(ADDR_CTRL_REG3, 0x08); /* DRDY enable */ write_reg(ADDR_CTRL_REG4, REG4_BDU); write_reg(ADDR_CTRL_REG5, 0); @@ -716,7 +763,7 @@ L3GD20::reset() * callback fast enough to not miss data. */ write_reg(ADDR_FIFO_CTRL_REG, FIFO_CTRL_BYPASS_MODE); - set_samplerate(L3GD20_DEFAULT_RATE); + set_samplerate(0); // 760Hz set_range(L3GD20_DEFAULT_RANGE_DPS); set_driver_lowpass_filter(L3GD20_DEFAULT_RATE, L3GD20_DEFAULT_FILTER_FREQ); @@ -732,9 +779,26 @@ L3GD20::measure_trampoline(void *arg) dev->measure(); } +#ifdef GPIO_EXTI_GYRO_DRDY +# define L3GD20_USE_DRDY 1 +#else +# define L3GD20_USE_DRDY 0 +#endif + void L3GD20::measure() { +#if L3GD20_USE_DRDY + // if the gyro doesn't have any data ready then re-schedule + // for 100 microseconds later. This ensures we don't double + // read a value and then miss the next value + if (stm32_gpioread(GPIO_EXTI_GYRO_DRDY) == 0) { + perf_count(_reschedules); + hrt_call_delay(&_call, 100); + return; + } +#endif + /* status register and data as read back from the device */ #pragma pack(push, 1) struct { @@ -753,9 +817,20 @@ L3GD20::measure() perf_begin(_sample_perf); /* fetch data from the sensor */ + memset(&raw_report, 0, sizeof(raw_report)); raw_report.cmd = ADDR_OUT_TEMP | DIR_READ | ADDR_INCREMENT; transfer((uint8_t *)&raw_report, (uint8_t *)&raw_report, sizeof(raw_report)); +#if L3GD20_USE_DRDY + if ((raw_report.status & 0xF) != 0xF) { + /* + we waited for DRDY, but did not see DRDY on all axes + when we captured. That means a transfer error of some sort + */ + perf_count(_errors); + return; + } +#endif /* * 1) Scale raw value to SI units using scaling from datasheet. * 2) Subtract static offset (in SI units) @@ -833,6 +908,8 @@ L3GD20::print_info() { printf("gyro reads: %u\n", _read); perf_print_counter(_sample_perf); + perf_print_counter(_reschedules); + perf_print_counter(_errors); _reports->print_info("report queue"); } @@ -883,7 +960,7 @@ start() errx(0, "already started"); /* create the driver */ - g_dev = new L3GD20(1 /* XXX magic number */, GYRO_DEVICE_PATH, (spi_dev_e)PX4_SPIDEV_GYRO); + g_dev = new L3GD20(1 /* SPI bus 1 */, L3GD20_DEVICE_PATH, (spi_dev_e)PX4_SPIDEV_GYRO); if (g_dev == nullptr) goto fail; @@ -892,7 +969,7 @@ start() goto fail; /* set the poll rate to default, starts automatic data collection */ - fd = open(GYRO_DEVICE_PATH, O_RDONLY); + fd = open(L3GD20_DEVICE_PATH, O_RDONLY); if (fd < 0) goto fail; @@ -900,6 +977,8 @@ start() if (ioctl(fd, SENSORIOCSPOLLRATE, SENSOR_POLLRATE_DEFAULT) < 0) goto fail; + close(fd); + exit(0); fail: @@ -924,10 +1003,10 @@ test() ssize_t sz; /* get the driver */ - fd_gyro = open(GYRO_DEVICE_PATH, O_RDONLY); + fd_gyro = open(L3GD20_DEVICE_PATH, O_RDONLY); if (fd_gyro < 0) - err(1, "%s open failed", GYRO_DEVICE_PATH); + err(1, "%s open failed", L3GD20_DEVICE_PATH); /* reset to manual polling */ if (ioctl(fd_gyro, SENSORIOCSPOLLRATE, SENSOR_POLLRATE_MANUAL) < 0) @@ -948,6 +1027,8 @@ test() warnx("gyro range: %8.4f rad/s (%d deg/s)", (double)g_report.range_rad_s, (int)((g_report.range_rad_s / M_PI_F) * 180.0f + 0.5f)); + close(fd_gyro); + /* XXX add poll-rate tests here too */ reset(); @@ -960,7 +1041,7 @@ test() void reset() { - int fd = open(GYRO_DEVICE_PATH, O_RDONLY); + int fd = open(L3GD20_DEVICE_PATH, O_RDONLY); if (fd < 0) err(1, "failed "); @@ -971,6 +1052,8 @@ reset() if (ioctl(fd, SENSORIOCSPOLLRATE, SENSOR_POLLRATE_DEFAULT) < 0) err(1, "accel pollrate reset failed"); + close(fd); + exit(0); } diff --git a/src/drivers/lsm303d/lsm303d.cpp b/src/drivers/lsm303d/lsm303d.cpp index 60601e22c..969b5e25f 100644 --- a/src/drivers/lsm303d/lsm303d.cpp +++ b/src/drivers/lsm303d/lsm303d.cpp @@ -39,6 +39,7 @@ #include <nuttx/config.h> #include <sys/types.h> +#include <sys/stat.h> #include <stdint.h> #include <stdbool.h> #include <stddef.h> @@ -63,6 +64,7 @@ #include <drivers/drv_accel.h> #include <drivers/drv_mag.h> #include <drivers/device/ringbuffer.h> +#include <drivers/drv_tone_alarm.h> #include <board_config.h> #include <mathlib/math/filter/LowPassFilter2p.hpp> @@ -78,23 +80,29 @@ static const int ERROR = -1; #define DIR_WRITE (0<<7) #define ADDR_INCREMENT (1<<6) - +#define LSM303D_DEVICE_PATH_ACCEL "/dev/lsm303d_accel" +#define LSM303D_DEVICE_PATH_MAG "/dev/lsm303d_mag" /* register addresses: A: accel, M: mag, T: temp */ #define ADDR_WHO_AM_I 0x0F -#define WHO_I_AM 0x49 - -#define ADDR_OUT_L_T 0x05 -#define ADDR_OUT_H_T 0x06 -#define ADDR_STATUS_M 0x07 -#define ADDR_OUT_X_L_M 0x08 -#define ADDR_OUT_X_H_M 0x09 -#define ADDR_OUT_Y_L_M 0x0A -#define ADDR_OUT_Y_H_M 0x0B -#define ADDR_OUT_Z_L_M 0x0C -#define ADDR_OUT_Z_H_M 0x0D - -#define ADDR_OUT_TEMP_A 0x26 +#define WHO_I_AM 0x49 + +#define ADDR_OUT_TEMP_L 0x05 +#define ADDR_OUT_TEMP_H 0x06 +#define ADDR_STATUS_M 0x07 +#define ADDR_OUT_X_L_M 0x08 +#define ADDR_OUT_X_H_M 0x09 +#define ADDR_OUT_Y_L_M 0x0A +#define ADDR_OUT_Y_H_M 0x0B +#define ADDR_OUT_Z_L_M 0x0C +#define ADDR_OUT_Z_H_M 0x0D + +#define ADDR_INT_CTRL_M 0x12 +#define ADDR_INT_SRC_M 0x13 +#define ADDR_REFERENCE_X 0x1c +#define ADDR_REFERENCE_Y 0x1d +#define ADDR_REFERENCE_Z 0x1e + #define ADDR_STATUS_A 0x27 #define ADDR_OUT_X_L_A 0x28 #define ADDR_OUT_X_H_A 0x29 @@ -112,6 +120,26 @@ static const int ERROR = -1; #define ADDR_CTRL_REG6 0x25 #define ADDR_CTRL_REG7 0x26 +#define ADDR_FIFO_CTRL 0x2e +#define ADDR_FIFO_SRC 0x2f + +#define ADDR_IG_CFG1 0x30 +#define ADDR_IG_SRC1 0x31 +#define ADDR_IG_THS1 0x32 +#define ADDR_IG_DUR1 0x33 +#define ADDR_IG_CFG2 0x34 +#define ADDR_IG_SRC2 0x35 +#define ADDR_IG_THS2 0x36 +#define ADDR_IG_DUR2 0x37 +#define ADDR_CLICK_CFG 0x38 +#define ADDR_CLICK_SRC 0x39 +#define ADDR_CLICK_THS 0x3a +#define ADDR_TIME_LIMIT 0x3b +#define ADDR_TIME_LATENCY 0x3c +#define ADDR_TIME_WINDOW 0x3d +#define ADDR_ACT_THS 0x3e +#define ADDR_ACT_DUR 0x3f + #define REG1_RATE_BITS_A ((1<<7) | (1<<6) | (1<<5) | (1<<4)) #define REG1_POWERDOWN_A ((0<<7) | (0<<6) | (0<<5) | (0<<4)) #define REG1_RATE_3_125HZ_A ((0<<7) | (0<<6) | (0<<5) | (1<<4)) @@ -201,6 +229,21 @@ public: */ void print_info(); + /** + * dump register values + */ + void print_registers(); + + /** + * toggle logging + */ + void toggle_logging(); + + /** + * check for extreme accel values + */ + void check_extremes(const accel_report *arb); + protected: virtual int probe(); @@ -234,7 +277,7 @@ private: unsigned _mag_samplerate; orb_advert_t _accel_topic; - orb_advert_t _mag_topic; + int _class_instance; unsigned _accel_read; unsigned _mag_read; @@ -243,6 +286,8 @@ private: perf_counter_t _mag_sample_perf; perf_counter_t _reg7_resets; perf_counter_t _reg1_resets; + perf_counter_t _extreme_values; + perf_counter_t _accel_reschedules; math::LowPassFilter2p _accel_filter_x; math::LowPassFilter2p _accel_filter_y; @@ -253,6 +298,15 @@ private: uint8_t _reg7_expected; uint8_t _reg1_expected; + // accel logging + int _accel_log_fd; + bool _accel_logging_enabled; + uint64_t _last_extreme_us; + uint64_t _last_log_us; + uint64_t _last_log_sync_us; + uint64_t _last_log_reg_us; + uint64_t _last_log_alarm_us; + /** * Start automatic measurement. */ @@ -271,6 +325,11 @@ private: void reset(); /** + * disable I2C on the chip + */ + void disable_i2c(); + + /** * Static trampoline from the hrt_call context; because we don't have a * generic hrt wrapper yet. * @@ -408,6 +467,8 @@ public: virtual ssize_t read(struct file *filp, char *buffer, size_t buflen); virtual int ioctl(struct file *filp, int cmd, unsigned long arg); + virtual int init(); + protected: friend class LSM303D; @@ -415,6 +476,9 @@ protected: private: LSM303D *_parent; + orb_advert_t _mag_topic; + int _mag_class_instance; + void measure(); void measure_trampoline(void *arg); @@ -422,7 +486,7 @@ private: LSM303D::LSM303D(int bus, const char* path, spi_dev_e device) : - SPI("LSM303D", path, bus, device, SPIDEV_MODE3, 8000000), + SPI("LSM303D", path, bus, device, SPIDEV_MODE3, 11*1000*1000 /* will be rounded to 10.4 MHz, within safety margins for LSM303D */), _mag(new LSM303D_mag(this)), _call_accel_interval(0), _call_mag_interval(0), @@ -436,18 +500,26 @@ LSM303D::LSM303D(int bus, const char* path, spi_dev_e device) : _mag_range_scale(0.0f), _mag_samplerate(0), _accel_topic(-1), - _mag_topic(-1), + _class_instance(-1), _accel_read(0), _mag_read(0), _accel_sample_perf(perf_alloc(PC_ELAPSED, "lsm303d_accel_read")), _mag_sample_perf(perf_alloc(PC_ELAPSED, "lsm303d_mag_read")), _reg1_resets(perf_alloc(PC_COUNT, "lsm303d_reg1_resets")), _reg7_resets(perf_alloc(PC_COUNT, "lsm303d_reg7_resets")), + _extreme_values(perf_alloc(PC_COUNT, "lsm303d_extremes")), + _accel_reschedules(perf_alloc(PC_COUNT, "lsm303d_accel_resched")), _accel_filter_x(LSM303D_ACCEL_DEFAULT_RATE, LSM303D_ACCEL_DEFAULT_DRIVER_FILTER_FREQ), _accel_filter_y(LSM303D_ACCEL_DEFAULT_RATE, LSM303D_ACCEL_DEFAULT_DRIVER_FILTER_FREQ), _accel_filter_z(LSM303D_ACCEL_DEFAULT_RATE, LSM303D_ACCEL_DEFAULT_DRIVER_FILTER_FREQ), _reg1_expected(0), - _reg7_expected(0) + _reg7_expected(0), + _accel_log_fd(-1), + _accel_logging_enabled(false), + _last_log_us(0), + _last_log_sync_us(0), + _last_log_reg_us(0), + _last_log_alarm_us(0) { // enable debug() calls _debug_enabled = true; @@ -479,11 +551,17 @@ LSM303D::~LSM303D() if (_mag_reports != nullptr) delete _mag_reports; + if (_class_instance != -1) + unregister_class_devname(ACCEL_DEVICE_PATH, _class_instance); + delete _mag; /* delete the perf counter */ perf_free(_accel_sample_perf); perf_free(_mag_sample_perf); + perf_free(_reg1_resets); + perf_free(_reg7_resets); + perf_free(_extreme_values); } int @@ -505,10 +583,6 @@ LSM303D::init() goto out; /* advertise accel topic */ - struct accel_report zero_report; - memset(&zero_report, 0, sizeof(zero_report)); - _accel_topic = orb_advertise(ORB_ID(sensor_accel), &zero_report); - _mag_reports = new RingBuffer(2, sizeof(mag_report)); if (_mag_reports == nullptr) @@ -516,26 +590,45 @@ LSM303D::init() reset(); - /* advertise mag topic */ - struct mag_report zero_mag_report; - memset(&zero_mag_report, 0, sizeof(zero_mag_report)); - _mag_topic = orb_advertise(ORB_ID(sensor_mag), &zero_mag_report); - - /* do CDev init for the mag device node, keep it optional */ - mag_ret = _mag->init(); + /* do CDev init for the mag device node */ + ret = _mag->init(); + if (ret != OK) { + warnx("MAG init failed"); + goto out; + } - if (mag_ret != OK) { - _mag_topic = -1; + _class_instance = register_class_devname(ACCEL_DEVICE_PATH); + if (_class_instance == CLASS_DEVICE_PRIMARY) { + // we are the primary accel device, so advertise to + // the ORB + struct accel_report zero_report; + memset(&zero_report, 0, sizeof(zero_report)); + _accel_topic = orb_advertise(ORB_ID(sensor_accel), &zero_report); } - ret = OK; out: return ret; } void +LSM303D::disable_i2c(void) +{ + uint8_t a = read_reg(0x02); + write_reg(0x02, (0x10 | a)); + a = read_reg(0x02); + write_reg(0x02, (0xF7 & a)); + a = read_reg(0x15); + write_reg(0x15, (0x80 | a)); + a = read_reg(0x02); + write_reg(0x02, (0xE7 & a)); +} + +void LSM303D::reset() { + // ensure the chip doesn't interpret any other bus traffic as I2C + disable_i2c(); + /* enable accel*/ _reg1_expected = REG1_X_ENABLE_A | REG1_Y_ENABLE_A | REG1_Z_ENABLE_A | REG1_BDU_UPDATE | REG1_RATE_800HZ_A; write_reg(ADDR_CTRL_REG1, _reg1_expected); @@ -544,10 +637,17 @@ LSM303D::reset() _reg7_expected = REG7_CONT_MODE_M; write_reg(ADDR_CTRL_REG7, _reg7_expected); write_reg(ADDR_CTRL_REG5, REG5_RES_HIGH_M); + write_reg(ADDR_CTRL_REG3, 0x04); // DRDY on ACCEL on INT1 + write_reg(ADDR_CTRL_REG4, 0x04); // DRDY on MAG on INT2 accel_set_range(LSM303D_ACCEL_DEFAULT_RANGE_G); accel_set_samplerate(LSM303D_ACCEL_DEFAULT_RATE); accel_set_driver_lowpass_filter((float)LSM303D_ACCEL_DEFAULT_RATE, (float)LSM303D_ACCEL_DEFAULT_DRIVER_FILTER_FREQ); + + // we setup the anti-alias on-chip filter as 50Hz. We believe + // this operates in the analog domain, and is critical for + // anti-aliasing. The 2 pole software filter is designed to + // operate in conjunction with this on-chip filter accel_set_onchip_lowpass_filter_bandwidth(LSM303D_ACCEL_DEFAULT_ONCHIP_FILTER_FREQ); mag_set_range(LSM303D_MAG_DEFAULT_RANGE_GA); @@ -572,6 +672,122 @@ LSM303D::probe() return -EIO; } +#define ACCEL_LOGFILE "/fs/microsd/lsm303d.log" + +/** + check for extreme accelerometer values and log to a file on the SD card + */ +void +LSM303D::check_extremes(const accel_report *arb) +{ + const float extreme_threshold = 30; + static bool boot_ok = false; + bool is_extreme = (fabsf(arb->x) > extreme_threshold && + fabsf(arb->y) > extreme_threshold && + fabsf(arb->z) > extreme_threshold); + if (is_extreme) { + perf_count(_extreme_values); + // force accel logging on if we see extreme values + _accel_logging_enabled = true; + } else { + boot_ok = true; + } + + if (! _accel_logging_enabled) { + // logging has been disabled by user, close + if (_accel_log_fd != -1) { + ::close(_accel_log_fd); + _accel_log_fd = -1; + } + return; + } + if (_accel_log_fd == -1) { + // keep last 10 logs + ::unlink(ACCEL_LOGFILE ".9"); + for (uint8_t i=8; i>0; i--) { + uint8_t len = strlen(ACCEL_LOGFILE)+3; + char log1[len], log2[len]; + snprintf(log1, sizeof(log1), "%s.%u", ACCEL_LOGFILE, (unsigned)i); + snprintf(log2, sizeof(log2), "%s.%u", ACCEL_LOGFILE, (unsigned)(i+1)); + ::rename(log1, log2); + } + ::rename(ACCEL_LOGFILE, ACCEL_LOGFILE ".1"); + + // open the new logfile + _accel_log_fd = ::open(ACCEL_LOGFILE, O_WRONLY|O_CREAT|O_TRUNC, 0666); + if (_accel_log_fd == -1) { + return; + } + } + + uint64_t now = hrt_absolute_time(); + // log accels at 1Hz + if (_last_log_us == 0 || + now - _last_log_us > 1000*1000) { + _last_log_us = now; + ::dprintf(_accel_log_fd, "ARB %llu %.3f %.3f %.3f %d %d %d boot_ok=%u\r\n", + (unsigned long long)arb->timestamp, + arb->x, arb->y, arb->z, + (int)arb->x_raw, + (int)arb->y_raw, + (int)arb->z_raw, + (unsigned)boot_ok); + } + + const uint8_t reglist[] = { ADDR_WHO_AM_I, 0x02, 0x15, ADDR_STATUS_A, ADDR_STATUS_M, ADDR_CTRL_REG0, ADDR_CTRL_REG1, + ADDR_CTRL_REG2, ADDR_CTRL_REG3, ADDR_CTRL_REG4, ADDR_CTRL_REG5, ADDR_CTRL_REG6, + ADDR_CTRL_REG7, ADDR_OUT_TEMP_L, ADDR_OUT_TEMP_H, ADDR_INT_CTRL_M, ADDR_INT_SRC_M, + ADDR_REFERENCE_X, ADDR_REFERENCE_Y, ADDR_REFERENCE_Z, ADDR_OUT_X_L_A, ADDR_OUT_X_H_A, + ADDR_OUT_Y_L_A, ADDR_OUT_Y_H_A, ADDR_OUT_Z_L_A, ADDR_OUT_Z_H_A, ADDR_FIFO_CTRL, + ADDR_FIFO_SRC, ADDR_IG_CFG1, ADDR_IG_SRC1, ADDR_IG_THS1, ADDR_IG_DUR1, ADDR_IG_CFG2, + ADDR_IG_SRC2, ADDR_IG_THS2, ADDR_IG_DUR2, ADDR_CLICK_CFG, ADDR_CLICK_SRC, + ADDR_CLICK_THS, ADDR_TIME_LIMIT, ADDR_TIME_LATENCY, ADDR_TIME_WINDOW, + ADDR_ACT_THS, ADDR_ACT_DUR, + ADDR_OUT_X_L_M, ADDR_OUT_X_H_M, + ADDR_OUT_Y_L_M, ADDR_OUT_Y_H_M, ADDR_OUT_Z_L_M, ADDR_OUT_Z_H_M, 0x02, 0x15, ADDR_WHO_AM_I}; + uint8_t regval[sizeof(reglist)]; + for (uint8_t i=0; i<sizeof(reglist); i++) { + regval[i] = read_reg(reglist[i]); + } + + // log registers at 10Hz when we have extreme values, or 0.5 Hz without + if (_last_log_reg_us == 0 || + (is_extreme && (now - _last_log_reg_us > 250*1000)) || + (now - _last_log_reg_us > 10*1000*1000)) { + _last_log_reg_us = now; + ::dprintf(_accel_log_fd, "XREG %llu", (unsigned long long)hrt_absolute_time()); + for (uint8_t i=0; i<sizeof(reglist); i++) { + ::dprintf(_accel_log_fd, " %02x:%02x", (unsigned)reglist[i], (unsigned)regval[i]); + } + ::dprintf(_accel_log_fd, "\n"); + } + + // fsync at 0.1Hz + if (now - _last_log_sync_us > 10*1000*1000) { + _last_log_sync_us = now; + ::fsync(_accel_log_fd); + } + + // play alarm every 10s if we have had an extreme value + if (perf_event_count(_extreme_values) != 0 && + (now - _last_log_alarm_us > 10*1000*1000)) { + _last_log_alarm_us = now; + int tfd = ::open(TONEALARM_DEVICE_PATH, 0); + if (tfd != -1) { + uint8_t tone = 3; + if (!is_extreme) { + tone = 3; + } else if (boot_ok) { + tone = 4; + } else { + tone = 5; + } + ::ioctl(tfd, TONE_SET_ALARM, tone); + ::close(tfd); + } + } +} + ssize_t LSM303D::read(struct file *filp, char *buffer, size_t buflen) { @@ -590,6 +806,7 @@ LSM303D::read(struct file *filp, char *buffer, size_t buflen) */ while (count--) { if (_accel_reports->get(arb)) { + check_extremes(arb); ret += sizeof(*arb); arb++; } @@ -952,6 +1169,7 @@ LSM303D::read_reg(unsigned reg) uint8_t cmd[2]; cmd[0] = reg | DIR_READ; + cmd[1] = 0; transfer(cmd, cmd, sizeof(cmd)); @@ -1224,6 +1442,14 @@ LSM303D::mag_measure_trampoline(void *arg) void LSM303D::measure() { + // if the accel doesn't have any data ready then re-schedule + // for 100 microseconds later. This ensures we don't double + // read a value and then miss the next value + if (stm32_gpioread(GPIO_EXTI_ACCEL_DRDY) == 0) { + perf_count(_accel_reschedules); + hrt_call_delay(&_accel_call, 100); + return; + } if (read_reg(ADDR_CTRL_REG1) != _reg1_expected) { perf_count(_reg1_resets); reset(); @@ -1248,6 +1474,7 @@ LSM303D::measure() perf_begin(_accel_sample_perf); /* fetch data from the sensor */ + memset(&raw_accel_report, 0, sizeof(raw_accel_report)); raw_accel_report.cmd = ADDR_STATUS_A | DIR_READ | ADDR_INCREMENT; transfer((uint8_t *)&raw_accel_report, (uint8_t *)&raw_accel_report, sizeof(raw_accel_report)); @@ -1290,8 +1517,10 @@ LSM303D::measure() /* notify anyone waiting for data */ poll_notify(POLLIN); - /* publish for subscribers */ - orb_publish(ORB_ID(sensor_accel), _accel_topic, &accel_report); + if (_accel_topic != -1) { + /* publish for subscribers */ + orb_publish(ORB_ID(sensor_accel), _accel_topic, &accel_report); + } _accel_read++; @@ -1325,6 +1554,7 @@ LSM303D::mag_measure() perf_begin(_mag_sample_perf); /* fetch data from the sensor */ + memset(&raw_mag_report, 0, sizeof(raw_mag_report)); raw_mag_report.cmd = ADDR_STATUS_M | DIR_READ | ADDR_INCREMENT; transfer((uint8_t *)&raw_mag_report, (uint8_t *)&raw_mag_report, sizeof(raw_mag_report)); @@ -1361,8 +1591,10 @@ LSM303D::mag_measure() /* notify anyone waiting for data */ poll_notify(POLLIN); - /* publish for subscribers */ - orb_publish(ORB_ID(sensor_mag), _mag_topic, &mag_report); + if (_mag->_mag_topic != -1) { + /* publish for subscribers */ + orb_publish(ORB_ID(sensor_mag), _mag->_mag_topic, &mag_report); + } _mag_read++; @@ -1380,14 +1612,111 @@ LSM303D::print_info() _mag_reports->print_info("mag reports"); } +void +LSM303D::print_registers() +{ + const struct { + uint8_t reg; + const char *name; + } regmap[] = { + { ADDR_WHO_AM_I, "WHO_AM_I" }, + { 0x02, "I2C_CONTROL1" }, + { 0x15, "I2C_CONTROL2" }, + { ADDR_STATUS_A, "STATUS_A" }, + { ADDR_STATUS_M, "STATUS_M" }, + { ADDR_CTRL_REG0, "CTRL_REG0" }, + { ADDR_CTRL_REG1, "CTRL_REG1" }, + { ADDR_CTRL_REG2, "CTRL_REG2" }, + { ADDR_CTRL_REG3, "CTRL_REG3" }, + { ADDR_CTRL_REG4, "CTRL_REG4" }, + { ADDR_CTRL_REG5, "CTRL_REG5" }, + { ADDR_CTRL_REG6, "CTRL_REG6" }, + { ADDR_CTRL_REG7, "CTRL_REG7" }, + { ADDR_OUT_TEMP_L, "TEMP_L" }, + { ADDR_OUT_TEMP_H, "TEMP_H" }, + { ADDR_INT_CTRL_M, "INT_CTRL_M" }, + { ADDR_INT_SRC_M, "INT_SRC_M" }, + { ADDR_REFERENCE_X, "REFERENCE_X" }, + { ADDR_REFERENCE_Y, "REFERENCE_Y" }, + { ADDR_REFERENCE_Z, "REFERENCE_Z" }, + { ADDR_OUT_X_L_A, "ACCEL_XL" }, + { ADDR_OUT_X_H_A, "ACCEL_XH" }, + { ADDR_OUT_Y_L_A, "ACCEL_YL" }, + { ADDR_OUT_Y_H_A, "ACCEL_YH" }, + { ADDR_OUT_Z_L_A, "ACCEL_ZL" }, + { ADDR_OUT_Z_H_A, "ACCEL_ZH" }, + { ADDR_FIFO_CTRL, "FIFO_CTRL" }, + { ADDR_FIFO_SRC, "FIFO_SRC" }, + { ADDR_IG_CFG1, "IG_CFG1" }, + { ADDR_IG_SRC1, "IG_SRC1" }, + { ADDR_IG_THS1, "IG_THS1" }, + { ADDR_IG_DUR1, "IG_DUR1" }, + { ADDR_IG_CFG2, "IG_CFG2" }, + { ADDR_IG_SRC2, "IG_SRC2" }, + { ADDR_IG_THS2, "IG_THS2" }, + { ADDR_IG_DUR2, "IG_DUR2" }, + { ADDR_CLICK_CFG, "CLICK_CFG" }, + { ADDR_CLICK_SRC, "CLICK_SRC" }, + { ADDR_CLICK_THS, "CLICK_THS" }, + { ADDR_TIME_LIMIT, "TIME_LIMIT" }, + { ADDR_TIME_LATENCY,"TIME_LATENCY" }, + { ADDR_TIME_WINDOW, "TIME_WINDOW" }, + { ADDR_ACT_THS, "ACT_THS" }, + { ADDR_ACT_DUR, "ACT_DUR" } + }; + for (uint8_t i=0; i<sizeof(regmap)/sizeof(regmap[0]); i++) { + printf("0x%02x %s\n", read_reg(regmap[i].reg), regmap[i].name); + } + printf("_reg1_expected=0x%02x\n", _reg1_expected); + printf("_reg7_expected=0x%02x\n", _reg7_expected); +} + +void +LSM303D::toggle_logging() +{ + if (! _accel_logging_enabled) { + _accel_logging_enabled = true; + printf("Started logging to %s\n", ACCEL_LOGFILE); + } else { + _accel_logging_enabled = false; + printf("Stopped logging\n"); + } +} + LSM303D_mag::LSM303D_mag(LSM303D *parent) : - CDev("LSM303D_mag", MAG_DEVICE_PATH), - _parent(parent) + CDev("LSM303D_mag", LSM303D_DEVICE_PATH_MAG), + _parent(parent), + _mag_topic(-1), + _mag_class_instance(-1) { } LSM303D_mag::~LSM303D_mag() { + if (_mag_class_instance != -1) + unregister_class_devname(MAG_DEVICE_PATH, _mag_class_instance); +} + +int +LSM303D_mag::init() +{ + int ret; + + ret = CDev::init(); + if (ret != OK) + goto out; + + _mag_class_instance = register_class_devname(MAG_DEVICE_PATH); + if (_mag_class_instance == CLASS_DEVICE_PRIMARY) { + // we are the primary mag device, so advertise to + // the ORB + struct mag_report zero_report; + memset(&zero_report, 0, sizeof(zero_report)); + _mag_topic = orb_advertise(ORB_ID(sensor_mag), &zero_report); + } + +out: + return ret; } void @@ -1432,6 +1761,8 @@ void start(); void test(); void reset(); void info(); +void regdump(); +void logging(); /** * Start the driver. @@ -1445,7 +1776,7 @@ start() errx(0, "already started"); /* create the driver */ - g_dev = new LSM303D(1 /* XXX magic number */, ACCEL_DEVICE_PATH, (spi_dev_e)PX4_SPIDEV_ACCEL_MAG); + g_dev = new LSM303D(1 /* SPI dev 1 */, LSM303D_DEVICE_PATH_ACCEL, (spi_dev_e)PX4_SPIDEV_ACCEL_MAG); if (g_dev == nullptr) { warnx("failed instantiating LSM303D obj"); @@ -1456,7 +1787,7 @@ start() goto fail; /* set the poll rate to default, starts automatic data collection */ - fd = open(ACCEL_DEVICE_PATH, O_RDONLY); + fd = open(LSM303D_DEVICE_PATH_ACCEL, O_RDONLY); if (fd < 0) goto fail; @@ -1464,7 +1795,7 @@ start() if (ioctl(fd, SENSORIOCSPOLLRATE, SENSOR_POLLRATE_DEFAULT) < 0) goto fail; - fd_mag = open(MAG_DEVICE_PATH, O_RDONLY); + fd_mag = open(LSM303D_DEVICE_PATH_MAG, O_RDONLY); /* don't fail if open cannot be opened */ if (0 <= fd_mag) { @@ -1473,6 +1804,8 @@ start() } } + close(fd); + close(fd_mag); exit(0); fail: @@ -1499,10 +1832,10 @@ test() int ret; /* get the driver */ - fd_accel = open(ACCEL_DEVICE_PATH, O_RDONLY); + fd_accel = open(LSM303D_DEVICE_PATH_ACCEL, O_RDONLY); if (fd_accel < 0) - err(1, "%s open failed", ACCEL_DEVICE_PATH); + err(1, "%s open failed", LSM303D_DEVICE_PATH_ACCEL); /* do a simple demand read */ sz = read(fd_accel, &accel_report, sizeof(accel_report)); @@ -1528,10 +1861,10 @@ test() struct mag_report m_report; /* get the driver */ - fd_mag = open(MAG_DEVICE_PATH, O_RDONLY); + fd_mag = open(LSM303D_DEVICE_PATH_MAG, O_RDONLY); if (fd_mag < 0) - err(1, "%s open failed", MAG_DEVICE_PATH); + err(1, "%s open failed", LSM303D_DEVICE_PATH_MAG); /* check if mag is onboard or external */ if ((ret = ioctl(fd_mag, MAGIOCGEXTERNAL, 0)) < 0) @@ -1554,6 +1887,9 @@ test() /* XXX add poll-rate tests here too */ + close(fd_accel); + close(fd_mag); + reset(); errx(0, "PASS"); } @@ -1564,7 +1900,7 @@ test() void reset() { - int fd = open(ACCEL_DEVICE_PATH, O_RDONLY); + int fd = open(LSM303D_DEVICE_PATH_ACCEL, O_RDONLY); if (fd < 0) err(1, "failed "); @@ -1575,7 +1911,9 @@ reset() if (ioctl(fd, SENSORIOCSPOLLRATE, SENSOR_POLLRATE_DEFAULT) < 0) err(1, "accel pollrate reset failed"); - fd = open(MAG_DEVICE_PATH, O_RDONLY); + close(fd); + + fd = open(LSM303D_DEVICE_PATH_MAG, O_RDONLY); if (fd < 0) { warnx("mag could not be opened, external mag might be used"); @@ -1585,6 +1923,8 @@ reset() err(1, "mag pollrate reset failed"); } + close(fd); + exit(0); } @@ -1603,6 +1943,35 @@ info() exit(0); } +/** + * dump registers from device + */ +void +regdump() +{ + if (g_dev == nullptr) + errx(1, "driver not running\n"); + + printf("regdump @ %p\n", g_dev); + g_dev->print_registers(); + + exit(0); +} + +/** + * toggle logging + */ +void +logging() +{ + if (g_dev == nullptr) + errx(1, "driver not running\n"); + + g_dev->toggle_logging(); + + exit(0); +} + } // namespace @@ -1634,5 +2003,17 @@ lsm303d_main(int argc, char *argv[]) if (!strcmp(argv[1], "info")) lsm303d::info(); - errx(1, "unrecognized command, try 'start', 'test', 'reset' or 'info'"); + /* + * dump device registers + */ + if (!strcmp(argv[1], "regdump")) + lsm303d::regdump(); + + /* + * dump device registers + */ + if (!strcmp(argv[1], "logging")) + lsm303d::logging(); + + errx(1, "unrecognized command, try 'start', 'test', 'reset', 'info', 'logging' or 'regdump'"); } diff --git a/src/drivers/mkblctrl/mkblctrl.cpp b/src/drivers/mkblctrl/mkblctrl.cpp index b93f38cf6..30d6069b3 100644 --- a/src/drivers/mkblctrl/mkblctrl.cpp +++ b/src/drivers/mkblctrl/mkblctrl.cpp @@ -1,6 +1,7 @@ /**************************************************************************** * * Copyright (C) 2012,2013 PX4 Development Team. All rights reserved. + * Author: Marco Bauer <marco@wtns.de> * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -35,7 +36,8 @@ * @file mkblctrl.cpp * * Driver/configurator for the Mikrokopter BL-Ctrl. - * Marco Bauer + * + * @author Marco Bauer <marco@wtns.de> * */ @@ -73,7 +75,6 @@ #include <drivers/drv_mixer.h> #include <uORB/topics/actuator_controls.h> -#include <uORB/topics/actuator_controls_effective.h> #include <uORB/topics/actuator_outputs.h> #include <uORB/topics/actuator_armed.h> #include <uORB/topics/esc_status.h> @@ -89,8 +90,8 @@ #define BLCTRL_MIN_VALUE -0.920F #define MOTOR_STATE_PRESENT_MASK 0x80 #define MOTOR_STATE_ERROR_MASK 0x7F -#define MOTOR_SPINUP_COUNTER 2500 -#define ESC_UORB_PUBLISH_DELAY 200 +#define MOTOR_SPINUP_COUNTER 30 +#define ESC_UORB_PUBLISH_DELAY 500000 class MK : public device::I2C { @@ -112,7 +113,7 @@ public: FRAME_X, }; - MK(int bus); + MK(int bus, const char *_device_path); ~MK(); virtual int ioctl(file *filp, int cmd, unsigned long arg); @@ -126,7 +127,7 @@ public: int set_overrideSecurityChecks(bool overrideSecurityChecks); int set_px4mode(int px4mode); int set_frametype(int frametype); - unsigned int mk_check_for_blctrl(unsigned int count, bool showOutput); + unsigned int mk_check_for_blctrl(unsigned int count, bool showOutput, bool initI2C); private: static const unsigned _max_actuators = MAX_MOTORS; @@ -141,9 +142,9 @@ private: unsigned int _motor; int _px4mode; int _frametype; + char _device[20]; ///< device orb_advert_t _t_outputs; - orb_advert_t _t_actuators_effective; orb_advert_t _t_esc_status; unsigned int _num_outputs; @@ -244,7 +245,7 @@ MK *g_mk; } // namespace -MK::MK(int bus) : +MK::MK(int bus, const char *_device_path) : I2C("mkblctrl", "/dev/mkblctrl", bus, 0, I2C_BUS_SPEED), _mode(MODE_NONE), _update_rate(50), @@ -252,7 +253,6 @@ MK::MK(int bus) : _t_actuators(-1), _t_actuator_armed(-1), _t_outputs(0), - _t_actuators_effective(0), _t_esc_status(0), _num_outputs(0), _motortest(false), @@ -265,6 +265,10 @@ MK::MK(int bus) : _armed(false), _mixers(nullptr) { + strncpy(_device, _device_path, sizeof(_device)); + /* enforce null termination */ + _device[sizeof(_device) - 1] = '\0'; + _debug_enabled = true; } @@ -291,7 +295,7 @@ MK::~MK() /* clean up the alternate device node */ if (_primary_pwm_device) - unregister_driver(PWM_OUTPUT_DEVICE_PATH); + unregister_driver(_device); g_mk = nullptr; } @@ -313,13 +317,15 @@ MK::init(unsigned motors) usleep(500000); - /* try to claim the generic PWM output device node as well - it's OK if we fail at this */ - ret = register_driver(PWM_OUTPUT_DEVICE_PATH, &fops, 0666, (void *)this); + if (sizeof(_device) > 0) { + ret = register_driver(_device, &fops, 0666, (void *)this); - if (ret == OK) { - log("default PWM output device"); - _primary_pwm_device = true; - } + if (ret == OK) { + log("creating alternate output device"); + _primary_pwm_device = true; + } + + } /* reset GPIOs */ gpio_reset(); @@ -525,13 +531,6 @@ MK::task_main() _t_outputs = orb_advertise(_primary_pwm_device ? ORB_ID_VEHICLE_CONTROLS : ORB_ID(actuator_outputs_1), &outputs); - /* advertise the effective control inputs */ - actuator_controls_effective_s controls_effective; - memset(&controls_effective, 0, sizeof(controls_effective)); - /* advertise the effective control inputs */ - _t_actuators_effective = orb_advertise(_primary_pwm_device ? ORB_ID_VEHICLE_ATTITUDE_CONTROLS_EFFECTIVE : ORB_ID(actuator_controls_effective_1), - &controls_effective); - /* advertise the blctrl status */ esc_status_s esc; memset(&esc, 0, sizeof(esc)); @@ -595,9 +594,6 @@ MK::task_main() outputs.noutputs = _mixers->mix(&outputs.output[0], _num_outputs); outputs.timestamp = hrt_absolute_time(); - // XXX output actual limited values - memcpy(&controls_effective, &_controls, sizeof(controls_effective)); - /* iterate actuators */ for (unsigned int i = 0; i < _num_outputs; i++) { @@ -633,10 +629,7 @@ MK::task_main() } /* output to BLCtrl's */ - if (_motortest == true) { - mk_servo_test(i); - - } else { + if (_motortest != true) { //mk_servo_set_value(i, scaling(outputs.output[i], -1.0f, 1.0f, 0, 1024)); // scale the output to 0 - 1024 and sent to output routine // 11 Bit Motor[i].SetPoint_PX4 = outputs.output[i]; @@ -668,7 +661,7 @@ MK::task_main() * Only update esc topic every half second. */ - if (hrt_absolute_time() - esc.timestamp > 500000) { + if (hrt_absolute_time() - esc.timestamp > ESC_UORB_PUBLISH_DELAY) { esc.counter++; esc.timestamp = hrt_absolute_time(); esc.esc_count = (uint8_t) _num_outputs; @@ -692,16 +685,22 @@ MK::task_main() esc.esc[i].esc_temperature = (uint16_t) Motor[i].Temperature; esc.esc[i].esc_state = (uint16_t) Motor[i].State; esc.esc[i].esc_errorcount = (uint16_t) 0; + + // if motortest is requested - do it... + if (_motortest == true) { + mk_servo_test(i); + } + } orb_publish(ORB_ID(esc_status), _t_esc_status, &esc); + } } - //::close(_t_esc_status); + ::close(_t_esc_status); ::close(_t_actuators); - ::close(_t_actuators_effective); ::close(_t_actuator_armed); @@ -727,8 +726,12 @@ MK::mk_servo_arm(bool status) unsigned int -MK::mk_check_for_blctrl(unsigned int count, bool showOutput) +MK::mk_check_for_blctrl(unsigned int count, bool showOutput, bool initI2C) { + if(initI2C) { + I2C::init(); + } + _retries = 50; uint8_t foundMotorCount = 0; @@ -952,6 +955,7 @@ MK::mk_servo_test(unsigned int chan) if (_motor >= _num_outputs) { _motor = -1; _motortest = false; + fprintf(stderr, "[mkblctrl] Motortest finished...\n"); } } @@ -1367,7 +1371,7 @@ mk_new_mode(PortMode new_mode, int update_rate, int motorcount, bool motortest, /* count used motors */ do { - if (g_mk->mk_check_for_blctrl(8, false) != 0) { + if (g_mk->mk_check_for_blctrl(8, false, false) != 0) { shouldStop = 4; } else { @@ -1377,7 +1381,7 @@ mk_new_mode(PortMode new_mode, int update_rate, int motorcount, bool motortest, sleep(1); } while (shouldStop < 3); - g_mk->set_motor_count(g_mk->mk_check_for_blctrl(8, true)); + g_mk->set_motor_count(g_mk->mk_check_for_blctrl(8, true, false)); /* (re)set the PWM output mode */ g_mk->set_mode(servo_mode); @@ -1390,13 +1394,13 @@ mk_new_mode(PortMode new_mode, int update_rate, int motorcount, bool motortest, } int -mk_start(unsigned bus, unsigned motors) +mk_start(unsigned bus, unsigned motors, char *device_path) { int ret = OK; if (g_mk == nullptr) { - g_mk = new MK(bus); + g_mk = new MK(bus, device_path); if (g_mk == nullptr) { ret = -ENOMEM; @@ -1415,6 +1419,52 @@ mk_start(unsigned bus, unsigned motors) } +int +mk_check_for_i2c_esc_bus(char *device_path, int motors) +{ + int ret; + + if (g_mk == nullptr) { + + g_mk = new MK(3, device_path); + + if (g_mk == nullptr) { + return -1; + + } else { + ret = g_mk->mk_check_for_blctrl(8, false, true); + delete g_mk; + g_mk = nullptr; + + if (ret > 0) { + return 3; + } + + } + + + g_mk = new MK(1, device_path); + + if (g_mk == nullptr) { + return -1; + + } else { + ret = g_mk->mk_check_for_blctrl(8, false, true); + delete g_mk; + g_mk = nullptr; + + if (ret > 0) { + return 1; + } + + } + } + + return -1; +} + + + } // namespace extern "C" __EXPORT int mkblctrl_main(int argc, char *argv[]); @@ -1425,13 +1475,14 @@ mkblctrl_main(int argc, char *argv[]) PortMode port_mode = PORT_FULL_PWM; int pwm_update_rate_in_hz = UPDATE_RATE; int motorcount = 8; - int bus = 1; + int bus = -1; int px4mode = MAPPING_PX4; int frametype = FRAME_PLUS; // + plus is default bool motortest = false; bool overrideSecurityChecks = false; bool showHelp = false; bool newMode = false; + char *devicepath = ""; /* * optional parameters @@ -1491,36 +1542,69 @@ mkblctrl_main(int argc, char *argv[]) newMode = true; } + /* look for the optional device parameter */ + if (strcmp(argv[i], "-d") == 0 || strcmp(argv[i], "--device") == 0) { + if (argc > i + 1) { + devicepath = argv[i + 1]; + newMode = true; + + } else { + errx(1, "missing the devicename (-d)"); + return 1; + } + } + } if (showHelp) { fprintf(stderr, "mkblctrl: help:\n"); - fprintf(stderr, " [-mkmode frame{+/x}] [-b i2c_bus_number] [-t motortest] [--override-security-checks] [-h / --help]\n\n"); - fprintf(stderr, "\t -mkmode frame {+/x} \t\t Type of frame, if Mikrokopter motor order is used.\n"); - fprintf(stderr, "\t -b i2c_bus_number \t\t Set the i2c bus where the ESCs are connected to (default 1).\n"); - fprintf(stderr, "\t -t motortest \t\t\t Spin up once every motor in order of motoraddress. (DANGER !!!)\n"); + fprintf(stderr, " [-mkmode {+/x}] [-b i2c_bus_number] [-d devicename] [--override-security-checks] [-h / --help]\n\n"); + fprintf(stderr, "\t -mkmode {+/x} \t\t Type of frame, if Mikrokopter motor order is used.\n"); + fprintf(stderr, "\t -b {i2c_bus_number} \t\t Set the i2c bus where the ESCs are connected to (default autoscan).\n"); + fprintf(stderr, "\t -d {devicepath & name}\t\t Create alternate pwm device.\n"); fprintf(stderr, "\t --override-security-checks \t\t Disable all security checks (arming and number of ESCs). Used to test single Motors etc. (DANGER !!!)\n"); + fprintf(stderr, "\n"); + fprintf(stderr, "Motortest:\n"); + fprintf(stderr, "First you have to start mkblctrl, the you can enter Motortest Mode with:\n"); + fprintf(stderr, "mkblctrl -t\n"); + fprintf(stderr, "This will spin up once every motor in order of motoraddress. (DANGER !!!)\n"); exit(1); } - if (g_mk == nullptr) { - if (mk_start(bus, motorcount) != OK) { - errx(1, "failed to start the MK-BLCtrl driver"); - - } else { - newMode = true; - } - } - - - /* parameter set ? */ - if (newMode) { - /* switch parameter */ - return mk_new_mode(port_mode, pwm_update_rate_in_hz, motorcount, motortest, px4mode, frametype, overrideSecurityChecks); - } - - /* test, etc. here g*/ - - exit(1); + if (!motortest) { + if (g_mk == nullptr) { + if (bus == -1) { + bus = mk_check_for_i2c_esc_bus(devicepath, motorcount); + } + + if (bus != -1) { + if (mk_start(bus, motorcount, devicepath) != OK) { + errx(1, "failed to start the MK-BLCtrl driver"); + } + } else { + errx(1, "failed to start the MK-BLCtrl driver (cannot find i2c esc's)"); + } + + /* parameter set ? */ + if (newMode) { + /* switch parameter */ + return mk_new_mode(port_mode, pwm_update_rate_in_hz, motorcount, motortest, px4mode, frametype, overrideSecurityChecks); + } + + exit(0); + } else { + errx(1, "MK-BLCtrl driver already running"); + } + + } else { + if (g_mk == nullptr) { + errx(1, "MK-BLCtrl driver not running. You have to start it first."); + + } else { + g_mk->set_motor_test(motortest); + exit(0); + + } + } } diff --git a/src/drivers/mpu6000/mpu6000.cpp b/src/drivers/mpu6000/mpu6000.cpp index 70359110e..bbc595af4 100644 --- a/src/drivers/mpu6000/mpu6000.cpp +++ b/src/drivers/mpu6000/mpu6000.cpp @@ -75,6 +75,9 @@ #define DIR_READ 0x80 #define DIR_WRITE 0x00 +#define MPU_DEVICE_PATH_ACCEL "/dev/mpu6000_accel" +#define MPU_DEVICE_PATH_GYRO "/dev/mpu6000_gyro" + // MPU 6000 registers #define MPUREG_WHOAMI 0x75 #define MPUREG_SMPLRT_DIV 0x19 @@ -161,6 +164,14 @@ #define MPU6000_ONE_G 9.80665f +/* + the MPU6000 can only handle high SPI bus speeds on the sensor and + interrupt status registers. All other registers have a maximum 1MHz + SPI speed + */ +#define MPU6000_LOW_BUS_SPEED 1000*1000 +#define MPU6000_HIGH_BUS_SPEED 11*1000*1000 /* will be rounded to 10.4 MHz, within margins for MPU6K */ + class MPU6000_gyro; class MPU6000 : public device::SPI @@ -200,17 +211,19 @@ private: float _accel_range_scale; float _accel_range_m_s2; orb_advert_t _accel_topic; + int _accel_class_instance; RingBuffer *_gyro_reports; struct gyro_scale _gyro_scale; float _gyro_range_scale; float _gyro_range_rad_s; - orb_advert_t _gyro_topic; - unsigned _reads; unsigned _sample_rate; + perf_counter_t _accel_reads; + perf_counter_t _gyro_reads; perf_counter_t _sample_perf; + perf_counter_t _bad_transfers; math::LowPassFilter2p _accel_filter_x; math::LowPassFilter2p _accel_filter_y; @@ -338,12 +351,17 @@ public: virtual ssize_t read(struct file *filp, char *buffer, size_t buflen); virtual int ioctl(struct file *filp, int cmd, unsigned long arg); + virtual int init(); + protected: friend class MPU6000; void parent_poll_notify(); + private: MPU6000 *_parent; + orb_advert_t _gyro_topic; + int _gyro_class_instance; }; @@ -351,7 +369,7 @@ private: extern "C" { __EXPORT int mpu6000_main(int argc, char *argv[]); } MPU6000::MPU6000(int bus, spi_dev_e device) : - SPI("MPU6000", ACCEL_DEVICE_PATH, bus, device, SPIDEV_MODE3, 10000000), + SPI("MPU6000", MPU_DEVICE_PATH_ACCEL, bus, device, SPIDEV_MODE3, MPU6000_LOW_BUS_SPEED), _gyro(new MPU6000_gyro(this)), _product(0), _call_interval(0), @@ -359,13 +377,15 @@ MPU6000::MPU6000(int bus, spi_dev_e device) : _accel_range_scale(0.0f), _accel_range_m_s2(0.0f), _accel_topic(-1), + _accel_class_instance(-1), _gyro_reports(nullptr), _gyro_range_scale(0.0f), _gyro_range_rad_s(0.0f), - _gyro_topic(-1), - _reads(0), _sample_rate(1000), + _accel_reads(perf_alloc(PC_COUNT, "mpu6000_accel_read")), + _gyro_reads(perf_alloc(PC_COUNT, "mpu6000_gyro_read")), _sample_perf(perf_alloc(PC_ELAPSED, "mpu6000_read")), + _bad_transfers(perf_alloc(PC_COUNT, "mpu6000_bad_transfers")), _accel_filter_x(MPU6000_ACCEL_DEFAULT_RATE, MPU6000_ACCEL_DEFAULT_DRIVER_FILTER_FREQ), _accel_filter_y(MPU6000_ACCEL_DEFAULT_RATE, MPU6000_ACCEL_DEFAULT_DRIVER_FILTER_FREQ), _accel_filter_z(MPU6000_ACCEL_DEFAULT_RATE, MPU6000_ACCEL_DEFAULT_DRIVER_FILTER_FREQ), @@ -409,8 +429,14 @@ MPU6000::~MPU6000() if (_gyro_reports != nullptr) delete _gyro_reports; + if (_accel_class_instance != -1) + unregister_class_devname(ACCEL_DEVICE_PATH, _accel_class_instance); + /* delete the perf counter */ perf_free(_sample_perf); + perf_free(_accel_reads); + perf_free(_gyro_reads); + perf_free(_bad_transfers); } int @@ -455,24 +481,23 @@ MPU6000::init() _gyro_scale.z_scale = 1.0f; /* do CDev init for the gyro device node, keep it optional */ - gyro_ret = _gyro->init(); + ret = _gyro->init(); + /* if probe/setup failed, bail now */ + if (ret != OK) { + debug("gyro init failed"); + return ret; + } /* fetch an initial set of measurements for advertisement */ measure(); - if (gyro_ret != OK) { - _gyro_topic = -1; - } else { - gyro_report gr; - _gyro_reports->get(&gr); - - _gyro_topic = orb_advertise(ORB_ID(sensor_gyro), &gr); - } - - /* advertise accel topic */ - accel_report ar; - _accel_reports->get(&ar); - _accel_topic = orb_advertise(ORB_ID(sensor_accel), &ar); + _accel_class_instance = register_class_devname(ACCEL_DEVICE_PATH); + if (_accel_class_instance == CLASS_DEVICE_PRIMARY) { + /* advertise accel topic */ + accel_report ar; + _accel_reports->get(&ar); + _accel_topic = orb_advertise(ORB_ID(sensor_accel), &ar); + } out: return ret; @@ -480,17 +505,26 @@ out: void MPU6000::reset() { + // if the mpu6000 is initialised after the l3gd20 and lsm303d + // then if we don't do an irqsave/irqrestore here the mpu6000 + // frequenctly comes up in a bad state where all transfers + // come as zero + irqstate_t state; + state = irqsave(); - // Chip reset write_reg(MPUREG_PWR_MGMT_1, BIT_H_RESET); up_udelay(10000); - // Wake up device and select GyroZ clock (better performance) + // Wake up device and select GyroZ clock. Note that the + // MPU6000 starts up in sleep mode, and it can take some time + // for it to come out of sleep write_reg(MPUREG_PWR_MGMT_1, MPU_CLK_SEL_PLLGYROZ); up_udelay(1000); // Disable I2C bus (recommended on datasheet) write_reg(MPUREG_USER_CTRL, BIT_I2C_IF_DIS); + irqrestore(state); + up_udelay(1000); // SAMPLE RATE @@ -652,6 +686,8 @@ MPU6000::read(struct file *filp, char *buffer, size_t buflen) if (_accel_reports->empty()) return -EAGAIN; + perf_count(_accel_reads); + /* copy reports out of our buffer to the caller */ accel_report *arp = reinterpret_cast<accel_report *>(buffer); int transferred = 0; @@ -669,12 +705,12 @@ MPU6000::read(struct file *filp, char *buffer, size_t buflen) int MPU6000::self_test() { - if (_reads == 0) { + if (perf_event_count(_sample_perf) == 0) { measure(); } /* return 0 on success, 1 else */ - return (_reads > 0) ? 0 : 1; + return (perf_event_count(_sample_perf) > 0) ? 0 : 1; } int @@ -746,6 +782,8 @@ MPU6000::gyro_read(struct file *filp, char *buffer, size_t buflen) if (_gyro_reports->empty()) return -EAGAIN; + perf_count(_gyro_reads); + /* copy reports out of our buffer to the caller */ gyro_report *grp = reinterpret_cast<gyro_report *>(buffer); int transferred = 0; @@ -987,9 +1025,10 @@ MPU6000::gyro_ioctl(struct file *filp, int cmd, unsigned long arg) uint8_t MPU6000::read_reg(unsigned reg) { - uint8_t cmd[2]; + uint8_t cmd[2] = { (uint8_t)(reg | DIR_READ), 0}; - cmd[0] = reg | DIR_READ; + // general register transfer at low clock speed + set_frequency(MPU6000_LOW_BUS_SPEED); transfer(cmd, cmd, sizeof(cmd)); @@ -999,9 +1038,10 @@ MPU6000::read_reg(unsigned reg) uint16_t MPU6000::read_reg16(unsigned reg) { - uint8_t cmd[3]; + uint8_t cmd[3] = { (uint8_t)(reg | DIR_READ), 0, 0 }; - cmd[0] = reg | DIR_READ; + // general register transfer at low clock speed + set_frequency(MPU6000_LOW_BUS_SPEED); transfer(cmd, cmd, sizeof(cmd)); @@ -1016,6 +1056,9 @@ MPU6000::write_reg(unsigned reg, uint8_t value) cmd[0] = reg | DIR_WRITE; cmd[1] = value; + // general register transfer at low clock speed + set_frequency(MPU6000_LOW_BUS_SPEED); + transfer(cmd, nullptr, sizeof(cmd)); } @@ -1139,12 +1182,13 @@ MPU6000::measure() * Fetch the full set of measurements from the MPU6000 in one pass. */ mpu_report.cmd = DIR_READ | MPUREG_INT_STATUS; + + // sensor transfer at high clock speed + set_frequency(MPU6000_HIGH_BUS_SPEED); + if (OK != transfer((uint8_t *)&mpu_report, ((uint8_t *)&mpu_report), sizeof(mpu_report))) return; - /* count measurement */ - _reads++; - /* * Convert from big to little endian */ @@ -1159,6 +1203,20 @@ MPU6000::measure() report.gyro_y = int16_t_from_bytes(mpu_report.gyro_y); report.gyro_z = int16_t_from_bytes(mpu_report.gyro_z); + if (report.accel_x == 0 && + report.accel_y == 0 && + report.accel_z == 0 && + report.temp == 0 && + report.gyro_x == 0 && + report.gyro_y == 0 && + report.gyro_z == 0) { + // all zero data - probably a SPI bus error + perf_count(_bad_transfers); + perf_end(_sample_perf); + return; + } + + /* * Swap axes and negate y */ @@ -1249,10 +1307,11 @@ MPU6000::measure() poll_notify(POLLIN); _gyro->parent_poll_notify(); - /* and publish for subscribers */ - orb_publish(ORB_ID(sensor_accel), _accel_topic, &arb); - if (_gyro_topic != -1) { - orb_publish(ORB_ID(sensor_gyro), _gyro_topic, &grb); + if (_accel_topic != -1) { + orb_publish(ORB_ID(sensor_accel), _accel_topic, &arb); + } + if (_gyro->_gyro_topic != -1) { + orb_publish(ORB_ID(sensor_gyro), _gyro->_gyro_topic, &grb); } /* stop measuring */ @@ -1263,19 +1322,48 @@ void MPU6000::print_info() { perf_print_counter(_sample_perf); - printf("reads: %u\n", _reads); + perf_print_counter(_accel_reads); + perf_print_counter(_gyro_reads); _accel_reports->print_info("accel queue"); _gyro_reports->print_info("gyro queue"); } MPU6000_gyro::MPU6000_gyro(MPU6000 *parent) : - CDev("MPU6000_gyro", GYRO_DEVICE_PATH), - _parent(parent) + CDev("MPU6000_gyro", MPU_DEVICE_PATH_GYRO), + _parent(parent), + _gyro_class_instance(-1) { } MPU6000_gyro::~MPU6000_gyro() { + if (_gyro_class_instance != -1) + unregister_class_devname(GYRO_DEVICE_PATH, _gyro_class_instance); +} + +int +MPU6000_gyro::init() +{ + int ret; + + // do base class init + ret = CDev::init(); + + /* if probe/setup failed, bail now */ + if (ret != OK) { + debug("gyro init failed"); + return ret; + } + + _gyro_class_instance = register_class_devname(GYRO_DEVICE_PATH); + if (_gyro_class_instance == CLASS_DEVICE_PRIMARY) { + gyro_report gr; + memset(&gr, 0, sizeof(gr)); + _gyro_topic = orb_advertise(ORB_ID(sensor_gyro), &gr); + } + +out: + return ret; } void @@ -1331,7 +1419,7 @@ start() goto fail; /* set the poll rate to default, starts automatic data collection */ - fd = open(ACCEL_DEVICE_PATH, O_RDONLY); + fd = open(MPU_DEVICE_PATH_ACCEL, O_RDONLY); if (fd < 0) goto fail; @@ -1339,6 +1427,8 @@ start() if (ioctl(fd, SENSORIOCSPOLLRATE, SENSOR_POLLRATE_DEFAULT) < 0) goto fail; + close(fd); + exit(0); fail: @@ -1363,17 +1453,17 @@ test() ssize_t sz; /* get the driver */ - int fd = open(ACCEL_DEVICE_PATH, O_RDONLY); + int fd = open(MPU_DEVICE_PATH_ACCEL, O_RDONLY); if (fd < 0) err(1, "%s open failed (try 'mpu6000 start' if the driver is not running)", - ACCEL_DEVICE_PATH); + MPU_DEVICE_PATH_ACCEL); /* get the driver */ - int fd_gyro = open(GYRO_DEVICE_PATH, O_RDONLY); + int fd_gyro = open(MPU_DEVICE_PATH_GYRO, O_RDONLY); if (fd_gyro < 0) - err(1, "%s open failed", GYRO_DEVICE_PATH); + err(1, "%s open failed", MPU_DEVICE_PATH_GYRO); /* reset to manual polling */ if (ioctl(fd, SENSORIOCSPOLLRATE, SENSOR_POLLRATE_MANUAL) < 0) @@ -1431,7 +1521,7 @@ test() void reset() { - int fd = open(ACCEL_DEVICE_PATH, O_RDONLY); + int fd = open(MPU_DEVICE_PATH_ACCEL, O_RDONLY); if (fd < 0) err(1, "failed "); @@ -1442,6 +1532,8 @@ reset() if (ioctl(fd, SENSORIOCSPOLLRATE, SENSOR_POLLRATE_DEFAULT) < 0) err(1, "driver poll restart failed"); + close(fd); + exit(0); } diff --git a/src/drivers/ms5611/ms5611.cpp b/src/drivers/ms5611/ms5611.cpp index 938786d3f..87788824a 100644 --- a/src/drivers/ms5611/ms5611.cpp +++ b/src/drivers/ms5611/ms5611.cpp @@ -420,8 +420,11 @@ MS5611::ioctl(struct file *filp, int cmd, unsigned long arg) return _reports->size(); case SENSORIOCRESET: - /* XXX implement this */ - return -EINVAL; + /* + * Since we are initialized, we do not need to do anything, since the + * PROM is correctly read and the part does not need to be configured. + */ + return OK; case BAROIOCSMSLPRESSURE: diff --git a/src/drivers/ms5611/ms5611_spi.cpp b/src/drivers/ms5611/ms5611_spi.cpp index e547c913b..26216e840 100644 --- a/src/drivers/ms5611/ms5611_spi.cpp +++ b/src/drivers/ms5611/ms5611_spi.cpp @@ -121,7 +121,7 @@ MS5611_spi_interface(ms5611::prom_u &prom_buf) } MS5611_SPI::MS5611_SPI(int bus, spi_dev_e device, ms5611::prom_u &prom_buf) : - SPI("MS5611_SPI", nullptr, bus, device, SPIDEV_MODE3, 2000000), + SPI("MS5611_SPI", nullptr, bus, device, SPIDEV_MODE3, 11*1000*1000 /* will be rounded to 10.4 MHz */), _prom(prom_buf) { } @@ -134,7 +134,6 @@ int MS5611_SPI::init() { int ret; - irqstate_t flags; ret = SPI::init(); if (ret != OK) { @@ -167,10 +166,9 @@ MS5611_SPI::read(unsigned offset, void *data, unsigned count) uint8_t b[4]; uint32_t w; } *cvt = (_cvt *)data; - uint8_t buf[4]; + uint8_t buf[4] = { 0 | DIR_WRITE, 0, 0, 0 }; /* read the most recent measurement */ - buf[0] = 0 | DIR_WRITE; int ret = _transfer(&buf[0], &buf[0], sizeof(buf)); if (ret == OK) { @@ -238,21 +236,31 @@ MS5611_SPI::_read_prom() usleep(3000); /* read and convert PROM words */ + bool all_zero = true; for (int i = 0; i < 8; i++) { uint8_t cmd = (ADDR_PROM_SETUP + (i * 2)); _prom.c[i] = _reg16(cmd); + if (_prom.c[i] != 0) + all_zero = false; + //debug("prom[%u]=0x%x", (unsigned)i, (unsigned)_prom.c[i]); } /* calculate CRC and return success/failure accordingly */ - return ms5611::crc4(&_prom.c[0]) ? OK : -EIO; + int ret = ms5611::crc4(&_prom.c[0]) ? OK : -EIO; + if (ret != OK) { + debug("crc failed"); + } + if (all_zero) { + debug("prom all zero"); + ret = -EIO; + } + return ret; } uint16_t MS5611_SPI::_reg16(unsigned reg) { - uint8_t cmd[3]; - - cmd[0] = reg | DIR_READ; + uint8_t cmd[3] = { (uint8_t)(reg | DIR_READ), 0, 0 }; _transfer(cmd, cmd, sizeof(cmd)); diff --git a/src/drivers/px4fmu/fmu.cpp b/src/drivers/px4fmu/fmu.cpp index 38cfce2e9..eea235943 100644 --- a/src/drivers/px4fmu/fmu.cpp +++ b/src/drivers/px4fmu/fmu.cpp @@ -69,7 +69,6 @@ #include <drivers/drv_rc_input.h> #include <uORB/topics/actuator_controls.h> -#include <uORB/topics/actuator_controls_effective.h> #include <uORB/topics/actuator_outputs.h> #include <uORB/topics/actuator_armed.h> @@ -123,7 +122,6 @@ private: int _t_actuators; int _t_actuator_armed; orb_advert_t _t_outputs; - orb_advert_t _t_actuators_effective; unsigned _num_outputs; bool _primary_pwm_device; @@ -164,6 +162,7 @@ private: static const unsigned _ngpio; void gpio_reset(void); + void sensor_reset(int ms); void gpio_set_function(uint32_t gpios, int function); void gpio_write(uint32_t gpios, int function); uint32_t gpio_read(void); @@ -219,17 +218,16 @@ PX4FMU::PX4FMU() : _t_actuators(-1), _t_actuator_armed(-1), _t_outputs(0), - _t_actuators_effective(0), _num_outputs(0), _primary_pwm_device(false), _task_should_exit(false), _armed(false), _pwm_on(false), _mixers(nullptr), - _failsafe_pwm({0}), - _disarmed_pwm({0}), - _num_failsafe_set(0), - _num_disarmed_set(0) + _failsafe_pwm( {0}), + _disarmed_pwm( {0}), + _num_failsafe_set(0), + _num_disarmed_set(0) { for (unsigned i = 0; i < _max_actuators; i++) { _min_pwm[i] = PWM_DEFAULT_MIN; @@ -293,11 +291,11 @@ PX4FMU::init() /* start the IO interface task */ _task = task_spawn_cmd("fmuservo", - SCHED_DEFAULT, - SCHED_PRIORITY_DEFAULT, - 2048, - (main_t)&PX4FMU::task_main_trampoline, - nullptr); + SCHED_DEFAULT, + SCHED_PRIORITY_DEFAULT, + 2048, + (main_t)&PX4FMU::task_main_trampoline, + nullptr); if (_task < 0) { debug("task start failed: %d", errno); @@ -326,7 +324,7 @@ PX4FMU::set_mode(Mode mode) switch (mode) { case MODE_2PWM: // v1 multi-port with flow control lines as PWM debug("MODE_2PWM"); - + /* default output rates */ _pwm_default_rate = 50; _pwm_alt_rate = 50; @@ -340,7 +338,7 @@ PX4FMU::set_mode(Mode mode) case MODE_4PWM: // v1 multi-port as 4 PWM outs debug("MODE_4PWM"); - + /* default output rates */ _pwm_default_rate = 50; _pwm_alt_rate = 50; @@ -354,7 +352,7 @@ PX4FMU::set_mode(Mode mode) case MODE_6PWM: // v2 PWMs as 6 PWM outs debug("MODE_6PWM"); - + /* default output rates */ _pwm_default_rate = 50; _pwm_alt_rate = 50; @@ -396,6 +394,7 @@ PX4FMU::set_pwm_rate(uint32_t rate_map, unsigned default_rate, unsigned alt_rate // get the channel mask for this rate group uint32_t mask = up_pwm_servo_get_rate_group(group); + if (mask == 0) continue; @@ -409,6 +408,7 @@ PX4FMU::set_pwm_rate(uint32_t rate_map, unsigned default_rate, unsigned alt_rate // not a legal map, bail return -EINVAL; } + } else { // set it - errors here are unexpected if (alt != 0) { @@ -416,6 +416,7 @@ PX4FMU::set_pwm_rate(uint32_t rate_map, unsigned default_rate, unsigned alt_rate warn("rate group set alt failed"); return -EINVAL; } + } else { if (up_pwm_servo_set_rate_group_update(group, _pwm_default_rate) != OK) { warn("rate group set default failed"); @@ -425,6 +426,7 @@ PX4FMU::set_pwm_rate(uint32_t rate_map, unsigned default_rate, unsigned alt_rate } } } + _pwm_alt_rate_channels = rate_map; _pwm_default_rate = default_rate; _pwm_alt_rate = alt_rate; @@ -466,13 +468,6 @@ PX4FMU::task_main() _t_outputs = orb_advertise(_primary_pwm_device ? ORB_ID_VEHICLE_CONTROLS : ORB_ID(actuator_outputs_1), &outputs); - /* advertise the effective control inputs */ - actuator_controls_effective_s controls_effective; - memset(&controls_effective, 0, sizeof(controls_effective)); - /* advertise the effective control inputs */ - _t_actuators_effective = orb_advertise(_primary_pwm_device ? ORB_ID_VEHICLE_ATTITUDE_CONTROLS_EFFECTIVE : ORB_ID(actuator_controls_effective_1), - &controls_effective); - pollfd fds[2]; fds[0].fd = _t_actuators; fds[0].events = POLLIN; @@ -503,6 +498,7 @@ PX4FMU::task_main() * We always mix at max rate; some channels may update slower. */ unsigned max_rate = (_pwm_default_rate > _pwm_alt_rate) ? _pwm_default_rate : _pwm_alt_rate; + if (_current_update_rate != max_rate) { _current_update_rate = max_rate; int update_rate_in_ms = int(1000 / _current_update_rate); @@ -511,6 +507,7 @@ PX4FMU::task_main() if (update_rate_in_ms < 2) { update_rate_in_ms = 2; } + /* reject slower than 10 Hz updates */ if (update_rate_in_ms > 100) { update_rate_in_ms = 100; @@ -532,6 +529,7 @@ PX4FMU::task_main() log("poll error %d", errno); usleep(1000000); continue; + } else if (ret == 0) { /* timeout: no control data, switch to failsafe values */ // warnx("no PWM: failsafe"); @@ -554,12 +552,15 @@ PX4FMU::task_main() case MODE_2PWM: num_outputs = 2; break; + case MODE_4PWM: num_outputs = 4; break; + case MODE_6PWM: num_outputs = 6; break; + default: num_outputs = 0; break; @@ -573,9 +574,9 @@ PX4FMU::task_main() for (unsigned i = 0; i < num_outputs; i++) { /* last resort: catch NaN, INF and out-of-band errors */ if (i >= outputs.noutputs || - !isfinite(outputs.output[i]) || - outputs.output[i] < -1.0f || - outputs.output[i] > 1.0f) { + !isfinite(outputs.output[i]) || + outputs.output[i] < -1.0f || + outputs.output[i] > 1.0f) { /* * Value is NaN, INF or out of band - set to the minimum value. * This will be clearly visible on the servo status and will limit the risk of accidentally @@ -592,12 +593,6 @@ PX4FMU::task_main() pwm_limit_calc(_armed, num_outputs, _disarmed_pwm, _min_pwm, _max_pwm, outputs.output, pwm_limited, &_pwm_limit); - /* output actual limited values */ - for (unsigned i = 0; i < num_outputs; i++) { - controls_effective.control_effective[i] = (float)pwm_limited[i]; - } - orb_publish(_primary_pwm_device ? ORB_ID_VEHICLE_ATTITUDE_CONTROLS_EFFECTIVE : ORB_ID(actuator_controls_effective_1), _t_actuators_effective, &controls_effective); - /* output to the servos */ for (unsigned i = 0; i < num_outputs; i++) { up_pwm_servo_set(i, pwm_limited[i]); @@ -617,11 +612,13 @@ PX4FMU::task_main() /* update the armed status and check that we're not locked down */ bool set_armed = aa.armed && !aa.lockdown; + if (_armed != set_armed) _armed = set_armed; /* update PWM status if armed or if disarmed PWM values are set */ bool pwm_on = (aa.armed || _num_disarmed_set > 0); + if (_pwm_on != pwm_on) { _pwm_on = pwm_on; up_pwm_servo_arm(pwm_on); @@ -630,31 +627,36 @@ PX4FMU::task_main() } #ifdef HRT_PPM_CHANNEL + // see if we have new PPM input data if (ppm_last_valid_decode != rc_in.timestamp) { // we have a new PPM frame. Publish it. rc_in.channel_count = ppm_decoded_channels; + if (rc_in.channel_count > RC_INPUT_MAX_CHANNELS) { rc_in.channel_count = RC_INPUT_MAX_CHANNELS; } - for (uint8_t i=0; i<rc_in.channel_count; i++) { + + for (uint8_t i = 0; i < rc_in.channel_count; i++) { rc_in.values[i] = ppm_buffer[i]; } + rc_in.timestamp = ppm_last_valid_decode; /* lazily advertise on first publication */ if (to_input_rc == 0) { to_input_rc = orb_advertise(ORB_ID(input_rc), &rc_in); - } else { + + } else { orb_publish(ORB_ID(input_rc), to_input_rc, &rc_in); } } + #endif } ::close(_t_actuators); - ::close(_t_actuators_effective); ::close(_t_actuator_armed); /* make sure servos are off */ @@ -757,142 +759,176 @@ PX4FMU::pwm_ioctl(file *filp, int cmd, unsigned long arg) break; case PWM_SERVO_SET_FAILSAFE_PWM: { - struct pwm_output_values *pwm = (struct pwm_output_values*)arg; - /* discard if too many values are sent */ - if (pwm->channel_count > _max_actuators) { - ret = -EINVAL; - break; - } - for (unsigned i = 0; i < pwm->channel_count; i++) { - if (pwm->values[i] == 0) { - /* ignore 0 */ - } else if (pwm->values[i] > PWM_HIGHEST_MAX) { - _failsafe_pwm[i] = PWM_HIGHEST_MAX; - } else if (pwm->values[i] < PWM_LOWEST_MIN) { - _failsafe_pwm[i] = PWM_LOWEST_MIN; - } else { - _failsafe_pwm[i] = pwm->values[i]; + struct pwm_output_values *pwm = (struct pwm_output_values *)arg; + + /* discard if too many values are sent */ + if (pwm->channel_count > _max_actuators) { + ret = -EINVAL; + break; } - } - /* - * update the counter - * this is needed to decide if disarmed PWM output should be turned on or not - */ - _num_failsafe_set = 0; - for (unsigned i = 0; i < _max_actuators; i++) { - if (_failsafe_pwm[i] > 0) - _num_failsafe_set++; + for (unsigned i = 0; i < pwm->channel_count; i++) { + if (pwm->values[i] == 0) { + /* ignore 0 */ + } else if (pwm->values[i] > PWM_HIGHEST_MAX) { + _failsafe_pwm[i] = PWM_HIGHEST_MAX; + + } else if (pwm->values[i] < PWM_LOWEST_MIN) { + _failsafe_pwm[i] = PWM_LOWEST_MIN; + + } else { + _failsafe_pwm[i] = pwm->values[i]; + } + } + + /* + * update the counter + * this is needed to decide if disarmed PWM output should be turned on or not + */ + _num_failsafe_set = 0; + + for (unsigned i = 0; i < _max_actuators; i++) { + if (_failsafe_pwm[i] > 0) + _num_failsafe_set++; + } + + break; } - break; - } + case PWM_SERVO_GET_FAILSAFE_PWM: { - struct pwm_output_values *pwm = (struct pwm_output_values*)arg; - for (unsigned i = 0; i < _max_actuators; i++) { - pwm->values[i] = _failsafe_pwm[i]; - } - pwm->channel_count = _max_actuators; - break; - } + struct pwm_output_values *pwm = (struct pwm_output_values *)arg; - case PWM_SERVO_SET_DISARMED_PWM: { - struct pwm_output_values *pwm = (struct pwm_output_values*)arg; - /* discard if too many values are sent */ - if (pwm->channel_count > _max_actuators) { - ret = -EINVAL; + for (unsigned i = 0; i < _max_actuators; i++) { + pwm->values[i] = _failsafe_pwm[i]; + } + + pwm->channel_count = _max_actuators; break; } - for (unsigned i = 0; i < pwm->channel_count; i++) { - if (pwm->values[i] == 0) { - /* ignore 0 */ - } else if (pwm->values[i] > PWM_HIGHEST_MAX) { - _disarmed_pwm[i] = PWM_HIGHEST_MAX; - } else if (pwm->values[i] < PWM_LOWEST_MIN) { - _disarmed_pwm[i] = PWM_LOWEST_MIN; - } else { - _disarmed_pwm[i] = pwm->values[i]; + + case PWM_SERVO_SET_DISARMED_PWM: { + struct pwm_output_values *pwm = (struct pwm_output_values *)arg; + + /* discard if too many values are sent */ + if (pwm->channel_count > _max_actuators) { + ret = -EINVAL; + break; } - } - /* - * update the counter - * this is needed to decide if disarmed PWM output should be turned on or not - */ - _num_disarmed_set = 0; - for (unsigned i = 0; i < _max_actuators; i++) { - if (_disarmed_pwm[i] > 0) - _num_disarmed_set++; + for (unsigned i = 0; i < pwm->channel_count; i++) { + if (pwm->values[i] == 0) { + /* ignore 0 */ + } else if (pwm->values[i] > PWM_HIGHEST_MAX) { + _disarmed_pwm[i] = PWM_HIGHEST_MAX; + + } else if (pwm->values[i] < PWM_LOWEST_MIN) { + _disarmed_pwm[i] = PWM_LOWEST_MIN; + + } else { + _disarmed_pwm[i] = pwm->values[i]; + } + } + + /* + * update the counter + * this is needed to decide if disarmed PWM output should be turned on or not + */ + _num_disarmed_set = 0; + + for (unsigned i = 0; i < _max_actuators; i++) { + if (_disarmed_pwm[i] > 0) + _num_disarmed_set++; + } + + break; } - break; - } + case PWM_SERVO_GET_DISARMED_PWM: { - struct pwm_output_values *pwm = (struct pwm_output_values*)arg; - for (unsigned i = 0; i < _max_actuators; i++) { - pwm->values[i] = _disarmed_pwm[i]; - } - pwm->channel_count = _max_actuators; - break; - } + struct pwm_output_values *pwm = (struct pwm_output_values *)arg; - case PWM_SERVO_SET_MIN_PWM: { - struct pwm_output_values* pwm = (struct pwm_output_values*)arg; - /* discard if too many values are sent */ - if (pwm->channel_count > _max_actuators) { - ret = -EINVAL; + for (unsigned i = 0; i < _max_actuators; i++) { + pwm->values[i] = _disarmed_pwm[i]; + } + + pwm->channel_count = _max_actuators; break; } - for (unsigned i = 0; i < pwm->channel_count; i++) { - if (pwm->values[i] == 0) { - /* ignore 0 */ - } else if (pwm->values[i] > PWM_HIGHEST_MIN) { - _min_pwm[i] = PWM_HIGHEST_MIN; - } else if (pwm->values[i] < PWM_LOWEST_MIN) { - _min_pwm[i] = PWM_LOWEST_MIN; - } else { - _min_pwm[i] = pwm->values[i]; + + case PWM_SERVO_SET_MIN_PWM: { + struct pwm_output_values *pwm = (struct pwm_output_values *)arg; + + /* discard if too many values are sent */ + if (pwm->channel_count > _max_actuators) { + ret = -EINVAL; + break; } + + for (unsigned i = 0; i < pwm->channel_count; i++) { + if (pwm->values[i] == 0) { + /* ignore 0 */ + } else if (pwm->values[i] > PWM_HIGHEST_MIN) { + _min_pwm[i] = PWM_HIGHEST_MIN; + + } else if (pwm->values[i] < PWM_LOWEST_MIN) { + _min_pwm[i] = PWM_LOWEST_MIN; + + } else { + _min_pwm[i] = pwm->values[i]; + } + } + + break; } - break; - } + case PWM_SERVO_GET_MIN_PWM: { - struct pwm_output_values *pwm = (struct pwm_output_values*)arg; - for (unsigned i = 0; i < _max_actuators; i++) { - pwm->values[i] = _min_pwm[i]; - } - pwm->channel_count = _max_actuators; - arg = (unsigned long)&pwm; - break; - } + struct pwm_output_values *pwm = (struct pwm_output_values *)arg; - case PWM_SERVO_SET_MAX_PWM: { - struct pwm_output_values* pwm = (struct pwm_output_values*)arg; - /* discard if too many values are sent */ - if (pwm->channel_count > _max_actuators) { - ret = -EINVAL; + for (unsigned i = 0; i < _max_actuators; i++) { + pwm->values[i] = _min_pwm[i]; + } + + pwm->channel_count = _max_actuators; + arg = (unsigned long)&pwm; break; } - for (unsigned i = 0; i < pwm->channel_count; i++) { - if (pwm->values[i] == 0) { - /* ignore 0 */ - } else if (pwm->values[i] < PWM_LOWEST_MAX) { - _max_pwm[i] = PWM_LOWEST_MAX; - } else if (pwm->values[i] > PWM_HIGHEST_MAX) { - _max_pwm[i] = PWM_HIGHEST_MAX; - } else { - _max_pwm[i] = pwm->values[i]; + + case PWM_SERVO_SET_MAX_PWM: { + struct pwm_output_values *pwm = (struct pwm_output_values *)arg; + + /* discard if too many values are sent */ + if (pwm->channel_count > _max_actuators) { + ret = -EINVAL; + break; + } + + for (unsigned i = 0; i < pwm->channel_count; i++) { + if (pwm->values[i] == 0) { + /* ignore 0 */ + } else if (pwm->values[i] < PWM_LOWEST_MAX) { + _max_pwm[i] = PWM_LOWEST_MAX; + + } else if (pwm->values[i] > PWM_HIGHEST_MAX) { + _max_pwm[i] = PWM_HIGHEST_MAX; + + } else { + _max_pwm[i] = pwm->values[i]; + } } + + break; } - break; - } + case PWM_SERVO_GET_MAX_PWM: { - struct pwm_output_values *pwm = (struct pwm_output_values*)arg; - for (unsigned i = 0; i < _max_actuators; i++) { - pwm->values[i] = _max_pwm[i]; + struct pwm_output_values *pwm = (struct pwm_output_values *)arg; + + for (unsigned i = 0; i < _max_actuators; i++) { + pwm->values[i] = _max_pwm[i]; + } + + pwm->channel_count = _max_actuators; + arg = (unsigned long)&pwm; + break; } - pwm->channel_count = _max_actuators; - arg = (unsigned long)&pwm; - break; - } case PWM_SERVO_SET(5): case PWM_SERVO_SET(4): @@ -914,6 +950,7 @@ PX4FMU::pwm_ioctl(file *filp, int cmd, unsigned long arg) case PWM_SERVO_SET(0): if (arg <= 2100) { up_pwm_servo_set(cmd - PWM_SERVO_SET(0), arg); + } else { ret = -EINVAL; } @@ -950,18 +987,21 @@ PX4FMU::pwm_ioctl(file *filp, int cmd, unsigned long arg) *(uint32_t *)arg = up_pwm_servo_get_rate_group(cmd - PWM_SERVO_GET_RATEGROUP(0)); break; - case PWM_SERVO_GET_COUNT: + case PWM_SERVO_GET_COUNT: case MIXERIOCGETOUTPUTCOUNT: switch (_mode) { case MODE_6PWM: *(unsigned *)arg = 6; break; + case MODE_4PWM: *(unsigned *)arg = 4; break; + case MODE_2PWM: *(unsigned *)arg = 2; break; + default: ret = -EINVAL; break; @@ -1019,6 +1059,7 @@ PX4FMU::pwm_ioctl(file *filp, int cmd, unsigned long arg) ret = -EINVAL; } } + break; } @@ -1053,10 +1094,81 @@ PX4FMU::write(file *filp, const char *buffer, size_t len) for (uint8_t i = 0; i < count; i++) { up_pwm_servo_set(i, values[i]); } + return count * 2; } void +PX4FMU::sensor_reset(int ms) +{ +#if defined(CONFIG_ARCH_BOARD_PX4FMU_V2) + + if (ms < 1) { + ms = 1; + } + + /* disable SPI bus */ + stm32_configgpio(GPIO_SPI_CS_GYRO_OFF); + stm32_configgpio(GPIO_SPI_CS_ACCEL_MAG_OFF); + stm32_configgpio(GPIO_SPI_CS_BARO_OFF); + + stm32_gpiowrite(GPIO_SPI_CS_GYRO_OFF, 0); + stm32_gpiowrite(GPIO_SPI_CS_ACCEL_MAG_OFF, 0); + stm32_gpiowrite(GPIO_SPI_CS_BARO_OFF, 0); + + stm32_configgpio(GPIO_SPI1_SCK_OFF); + stm32_configgpio(GPIO_SPI1_MISO_OFF); + stm32_configgpio(GPIO_SPI1_MOSI_OFF); + + stm32_gpiowrite(GPIO_SPI1_SCK_OFF, 0); + stm32_gpiowrite(GPIO_SPI1_MISO_OFF, 0); + stm32_gpiowrite(GPIO_SPI1_MOSI_OFF, 0); + + stm32_configgpio(GPIO_GYRO_DRDY_OFF); + stm32_configgpio(GPIO_MAG_DRDY_OFF); + stm32_configgpio(GPIO_ACCEL_DRDY_OFF); + + stm32_gpiowrite(GPIO_GYRO_DRDY_OFF, 0); + stm32_gpiowrite(GPIO_MAG_DRDY_OFF, 0); + stm32_gpiowrite(GPIO_ACCEL_DRDY_OFF, 0); + + /* set the sensor rail off */ + stm32_configgpio(GPIO_VDD_3V3_SENSORS_EN); + stm32_gpiowrite(GPIO_VDD_3V3_SENSORS_EN, 0); + + /* wait for the sensor rail to reach GND */ + usleep(ms * 1000); + warnx("reset done, %d ms", ms); + + /* re-enable power */ + + /* switch the sensor rail back on */ + stm32_gpiowrite(GPIO_VDD_3V3_SENSORS_EN, 1); + + /* wait a bit before starting SPI, different times didn't influence results */ + usleep(100); + + /* reconfigure the SPI pins */ +#ifdef CONFIG_STM32_SPI1 + stm32_configgpio(GPIO_SPI_CS_GYRO); + stm32_configgpio(GPIO_SPI_CS_ACCEL_MAG); + stm32_configgpio(GPIO_SPI_CS_BARO); + stm32_configgpio(GPIO_SPI_CS_MPU); + + /* De-activate all peripherals, + * required for some peripheral + * state machines + */ + stm32_gpiowrite(GPIO_SPI_CS_GYRO, 1); + stm32_gpiowrite(GPIO_SPI_CS_ACCEL_MAG, 1); + stm32_gpiowrite(GPIO_SPI_CS_BARO, 1); + stm32_gpiowrite(GPIO_SPI_CS_MPU, 1); +#endif +#endif +} + + +void PX4FMU::gpio_reset(void) { /* @@ -1066,6 +1178,7 @@ PX4FMU::gpio_reset(void) for (unsigned i = 0; i < _ngpio; i++) { if (_gpio_tab[i].input != 0) { stm32_configgpio(_gpio_tab[i].input); + } else if (_gpio_tab[i].output != 0) { stm32_configgpio(_gpio_tab[i].output); } @@ -1082,6 +1195,7 @@ void PX4FMU::gpio_set_function(uint32_t gpios, int function) { #if defined(CONFIG_ARCH_BOARD_PX4FMU_V1) + /* * GPIOs 0 and 1 must have the same direction as they are buffered * by a shared 2-port driver. Any attempt to set either sets both. @@ -1093,6 +1207,7 @@ PX4FMU::gpio_set_function(uint32_t gpios, int function) if (GPIO_SET_OUTPUT == function) stm32_gpiowrite(GPIO_GPIO_DIR, 1); } + #endif /* configure selected GPIOs as required */ @@ -1117,9 +1232,11 @@ PX4FMU::gpio_set_function(uint32_t gpios, int function) } #if defined(CONFIG_ARCH_BOARD_PX4FMU_V1) + /* flip buffer to input mode if required */ if ((GPIO_SET_INPUT == function) && (gpios & 3)) stm32_gpiowrite(GPIO_GPIO_DIR, 0); + #endif } @@ -1158,6 +1275,10 @@ PX4FMU::gpio_ioctl(struct file *filp, int cmd, unsigned long arg) gpio_reset(); break; + case GPIO_SENSOR_RAIL_RESET: + sensor_reset(arg); + break; + case GPIO_SET_OUTPUT: case GPIO_SET_INPUT: case GPIO_SET_ALT_1: @@ -1231,8 +1352,9 @@ fmu_new_mode(PortMode new_mode) #endif break; - /* mixed modes supported on v1 board only */ + /* mixed modes supported on v1 board only */ #if defined(CONFIG_ARCH_BOARD_PX4FMU_V1) + case PORT_FULL_SERIAL: /* set all multi-GPIOs to serial mode */ gpio_bits = GPIO_MULTI_1 | GPIO_MULTI_2 | GPIO_MULTI_3 | GPIO_MULTI_4; @@ -1255,6 +1377,7 @@ fmu_new_mode(PortMode new_mode) servo_mode = PX4FMU::MODE_2PWM; break; #endif + default: return -1; } @@ -1309,14 +1432,30 @@ fmu_stop(void) } void +sensor_reset(int ms) +{ + int fd; + int ret; + + fd = open(PX4FMU_DEVICE_PATH, O_RDWR); + + if (fd < 0) + errx(1, "open fail"); + + if (ioctl(fd, GPIO_SENSOR_RAIL_RESET, ms) < 0) + err(1, "servo arm failed"); + +} + +void test(void) { int fd; - unsigned servo_count = 0; + unsigned servo_count = 0; unsigned pwm_value = 1000; int direction = 1; int ret; - + fd = open(PX4FMU_DEVICE_PATH, O_RDWR); if (fd < 0) @@ -1324,9 +1463,9 @@ test(void) if (ioctl(fd, PWM_SERVO_ARM, 0) < 0) err(1, "servo arm failed"); - if (ioctl(fd, PWM_SERVO_GET_COUNT, (unsigned long)&servo_count) != 0) { - err(1, "Unable to get servo count\n"); - } + if (ioctl(fd, PWM_SERVO_GET_COUNT, (unsigned long)&servo_count) != 0) { + err(1, "Unable to get servo count\n"); + } warnx("Testing %u servos", (unsigned)servo_count); @@ -1339,32 +1478,38 @@ test(void) for (;;) { /* sweep all servos between 1000..2000 */ servo_position_t servos[servo_count]; + for (unsigned i = 0; i < servo_count; i++) servos[i] = pwm_value; - if (direction == 1) { - // use ioctl interface for one direction - for (unsigned i=0; i < servo_count; i++) { - if (ioctl(fd, PWM_SERVO_SET(i), servos[i]) < 0) { - err(1, "servo %u set failed", i); - } - } - } else { - // and use write interface for the other direction - ret = write(fd, servos, sizeof(servos)); - if (ret != (int)sizeof(servos)) - err(1, "error writing PWM servo data, wrote %u got %d", sizeof(servos), ret); - } + if (direction == 1) { + // use ioctl interface for one direction + for (unsigned i = 0; i < servo_count; i++) { + if (ioctl(fd, PWM_SERVO_SET(i), servos[i]) < 0) { + err(1, "servo %u set failed", i); + } + } + + } else { + // and use write interface for the other direction + ret = write(fd, servos, sizeof(servos)); + + if (ret != (int)sizeof(servos)) + err(1, "error writing PWM servo data, wrote %u got %d", sizeof(servos), ret); + } if (direction > 0) { if (pwm_value < 2000) { pwm_value++; + } else { direction = -1; } + } else { if (pwm_value > 1000) { pwm_value--; + } else { direction = 1; } @@ -1376,6 +1521,7 @@ test(void) if (ioctl(fd, PWM_SERVO_GET(i), (unsigned long)&value)) err(1, "error reading PWM servo %d", i); + if (value != servos[i]) errx(1, "servo %d readback error, got %u expected %u", i, value, servos[i]); } @@ -1383,12 +1529,14 @@ test(void) /* Check if user wants to quit */ char c; ret = poll(&fds, 1, 0); + if (ret > 0) { read(0, &c, 1); + if (c == 0x03 || c == 0x63 || c == 'q') { warnx("User abort\n"); - break; + break; } } } @@ -1461,6 +1609,7 @@ fmu_main(int argc, char *argv[]) new_mode = PORT_FULL_PWM; #if defined(CONFIG_ARCH_BOARD_PX4FMU_V1) + } else if (!strcmp(verb, "mode_serial")) { new_mode = PORT_FULL_SERIAL; @@ -1493,11 +1642,24 @@ fmu_main(int argc, char *argv[]) if (!strcmp(verb, "fake")) fake(argc - 1, argv + 1); + if (!strcmp(verb, "sensor_reset")) { + if (argc > 2) { + int reset_time = strtol(argv[2], 0, 0); + sensor_reset(reset_time); + + } else { + sensor_reset(0); + warnx("resettet default time"); + } + exit(0); + } + + fprintf(stderr, "FMU: unrecognised command, try:\n"); #if defined(CONFIG_ARCH_BOARD_PX4FMU_V1) fprintf(stderr, " mode_gpio, mode_serial, mode_pwm, mode_gpio_serial, mode_pwm_serial, mode_pwm_gpio, test\n"); #elif defined(CONFIG_ARCH_BOARD_PX4FMU_V2) - fprintf(stderr, " mode_gpio, mode_pwm, test\n"); + fprintf(stderr, " mode_gpio, mode_pwm, test, sensor_reset [milliseconds]\n"); #endif exit(1); } diff --git a/src/drivers/px4io/px4io.cpp b/src/drivers/px4io/px4io.cpp index ef6ca04e9..4e9daf910 100644 --- a/src/drivers/px4io/px4io.cpp +++ b/src/drivers/px4io/px4io.cpp @@ -54,6 +54,7 @@ #include <unistd.h> #include <fcntl.h> #include <math.h> +#include <crc32.h> #include <arch/board/board.h> @@ -72,7 +73,6 @@ #include <systemlib/param/param.h> #include <uORB/topics/actuator_controls.h> -#include <uORB/topics/actuator_controls_effective.h> #include <uORB/topics/actuator_outputs.h> #include <uORB/topics/actuator_armed.h> #include <uORB/topics/safety.h> @@ -95,6 +95,8 @@ extern device::Device *PX4IO_serial_interface() weak_function; #define PX4IO_SET_DEBUG _IOC(0xff00, 0) #define PX4IO_INAIR_RESTART_ENABLE _IOC(0xff00, 1) +#define PX4IO_REBOOT_BOOTLOADER _IOC(0xff00, 2) +#define PX4IO_CHECK_CRC _IOC(0xff00, 3) #define UPDATE_INTERVAL_MIN 2 // 2 ms -> 500 Hz #define ORB_CHECK_INTERVAL 200000 // 200 ms -> 5 Hz @@ -226,30 +228,36 @@ private: device::Device *_interface; // XXX - unsigned _hardware; ///< Hardware revision - unsigned _max_actuators; ///<Maximum # of actuators supported by PX4IO - unsigned _max_controls; ///<Maximum # of controls supported by PX4IO - unsigned _max_rc_input; ///<Maximum receiver channels supported by PX4IO - unsigned _max_relays; ///<Maximum relays supported by PX4IO - unsigned _max_transfer; ///<Maximum number of I2C transfers supported by PX4IO + unsigned _hardware; ///< Hardware revision + unsigned _max_actuators; ///< Maximum # of actuators supported by PX4IO + unsigned _max_controls; ///< Maximum # of controls supported by PX4IO + unsigned _max_rc_input; ///< Maximum receiver channels supported by PX4IO + unsigned _max_relays; ///< Maximum relays supported by PX4IO + unsigned _max_transfer; ///< Maximum number of I2C transfers supported by PX4IO unsigned _update_interval; ///< Subscription interval limiting send rate bool _rc_handling_disabled; ///< If set, IO does not evaluate, but only forward the RC values + unsigned _rc_chan_count; ///< Internal copy of the last seen number of RC channels - volatile int _task; ///<worker task id - volatile bool _task_should_exit; ///<worker terminate flag + volatile int _task; ///< worker task id + volatile bool _task_should_exit; ///< worker terminate flag - int _mavlink_fd; ///<mavlink file descriptor. This is opened by class instantiation and Doesn't appear to be usable in main thread. - int _thread_mavlink_fd; ///<mavlink file descriptor for thread. + int _mavlink_fd; ///< mavlink file descriptor. This is opened by class instantiation and Doesn't appear to be usable in main thread. + int _thread_mavlink_fd; ///< mavlink file descriptor for thread. - perf_counter_t _perf_update; ///<local performance counter + perf_counter_t _perf_update; ///<local performance counter for status updates + perf_counter_t _perf_write; ///<local performance counter for PWM control writes + perf_counter_t _perf_chan_count; ///<local performance counter for channel number changes /* cached IO state */ - uint16_t _status; ///<Various IO status flags - uint16_t _alarms; ///<Various IO alarms + uint16_t _status; ///< Various IO status flags + uint16_t _alarms; ///< Various IO alarms /* subscribed topics */ - int _t_actuators; ///< actuator controls topic + int _t_actuator_controls_0; ///< actuator controls group 0 topic + int _t_actuator_controls_1; ///< actuator controls group 1 topic + int _t_actuator_controls_2; ///< actuator controls group 2 topic + int _t_actuator_controls_3; ///< actuator controls group 3 topic int _t_actuator_armed; ///< system armed control topic int _t_vehicle_control_mode;///< vehicle control mode topic int _t_param; ///< parameter update topic @@ -257,24 +265,22 @@ private: /* advertised topics */ orb_advert_t _to_input_rc; ///< rc inputs from io - orb_advert_t _to_actuators_effective; ///< effective actuator controls topic orb_advert_t _to_outputs; ///< mixed servo outputs topic orb_advert_t _to_battery; ///< battery status / voltage orb_advert_t _to_servorail; ///< servorail status orb_advert_t _to_safety; ///< status of safety actuator_outputs_s _outputs; ///<mixed outputs - actuator_controls_effective_s _controls_effective; ///<effective controls - bool _primary_pwm_device; ///<true if we are the default PWM output + bool _primary_pwm_device; ///< true if we are the default PWM output - float _battery_amp_per_volt; ///<current sensor amps/volt - float _battery_amp_bias; ///<current sensor bias - float _battery_mamphour_total;///<amp hours consumed so far - uint64_t _battery_last_timestamp;///<last amp hour calculation timestamp + float _battery_amp_per_volt; ///< current sensor amps/volt + float _battery_amp_bias; ///< current sensor bias + float _battery_mamphour_total;///< amp hours consumed so far + uint64_t _battery_last_timestamp;///< last amp hour calculation timestamp #ifdef CONFIG_ARCH_BOARD_PX4FMU_V1 - bool _dsm_vcc_ctl; ///<true if relay 1 controls DSM satellite RX power + bool _dsm_vcc_ctl; ///< true if relay 1 controls DSM satellite RX power #endif /** @@ -288,9 +294,14 @@ private: void task_main(); /** - * Send controls to IO + * Send controls for one group to IO */ - int io_set_control_state(); + int io_set_control_state(unsigned group); + + /** + * Send all controls to IO + */ + int io_set_control_groups(); /** * Update IO's arming-related state @@ -328,11 +339,6 @@ private: int io_publish_raw_rc(); /** - * Fetch and publish the mixed control values. - */ - int io_publish_mixed_controls(); - - /** * Fetch and publish the PWM servo outputs. */ int io_publish_pwm_outputs(); @@ -459,20 +465,25 @@ PX4IO::PX4IO(device::Device *interface) : _max_transfer(16), /* sensible default */ _update_interval(0), _rc_handling_disabled(false), + _rc_chan_count(0), _task(-1), _task_should_exit(false), _mavlink_fd(-1), _thread_mavlink_fd(-1), - _perf_update(perf_alloc(PC_ELAPSED, "px4io update")), + _perf_update(perf_alloc(PC_ELAPSED, "io update")), + _perf_write(perf_alloc(PC_ELAPSED, "io write")), + _perf_chan_count(perf_alloc(PC_COUNT, "io rc #")), _status(0), _alarms(0), - _t_actuators(-1), + _t_actuator_controls_0(-1), + _t_actuator_controls_1(-1), + _t_actuator_controls_2(-1), + _t_actuator_controls_3(-1), _t_actuator_armed(-1), _t_vehicle_control_mode(-1), _t_param(-1), _t_vehicle_command(-1), _to_input_rc(0), - _to_actuators_effective(0), _to_outputs(0), _to_battery(0), _to_servorail(0), @@ -769,15 +780,20 @@ PX4IO::task_main() * Subscribe to the appropriate PWM output topic based on whether we are the * primary PWM output or not. */ - _t_actuators = orb_subscribe(_primary_pwm_device ? ORB_ID_VEHICLE_ATTITUDE_CONTROLS : - ORB_ID(actuator_controls_1)); - orb_set_interval(_t_actuators, 20); /* default to 50Hz */ + _t_actuator_controls_0 = orb_subscribe(ORB_ID(actuator_controls_0)); + orb_set_interval(_t_actuator_controls_0, 20); /* default to 50Hz */ + _t_actuator_controls_1 = orb_subscribe(ORB_ID(actuator_controls_1)); + orb_set_interval(_t_actuator_controls_1, 33); /* default to 30Hz */ + _t_actuator_controls_2 = orb_subscribe(ORB_ID(actuator_controls_2)); + orb_set_interval(_t_actuator_controls_2, 33); /* default to 30Hz */ + _t_actuator_controls_3 = orb_subscribe(ORB_ID(actuator_controls_3)); + orb_set_interval(_t_actuator_controls_3, 33); /* default to 30Hz */ _t_actuator_armed = orb_subscribe(ORB_ID(actuator_armed)); _t_vehicle_control_mode = orb_subscribe(ORB_ID(vehicle_control_mode)); _t_param = orb_subscribe(ORB_ID(parameter_update)); _t_vehicle_command = orb_subscribe(ORB_ID(vehicle_command)); - if ((_t_actuators < 0) || + if ((_t_actuator_controls_0 < 0) || (_t_actuator_armed < 0) || (_t_vehicle_control_mode < 0) || (_t_param < 0) || @@ -788,7 +804,7 @@ PX4IO::task_main() /* poll descriptor */ pollfd fds[1]; - fds[0].fd = _t_actuators; + fds[0].fd = _t_actuator_controls_0; fds[0].events = POLLIN; log("ready"); @@ -807,7 +823,11 @@ PX4IO::task_main() if (_update_interval > 100) _update_interval = 100; - orb_set_interval(_t_actuators, _update_interval); + orb_set_interval(_t_actuator_controls_0, _update_interval); + /* + * NOT changing the rate of groups 1-3 here, because only attitude + * really needs to run fast. + */ _update_interval = 0; } @@ -827,7 +847,10 @@ PX4IO::task_main() /* if we have new control data from the ORB, handle it */ if (fds[0].revents & POLLIN) { - io_set_control_state(); + + /* we're not nice to the lower-priority control groups and only check them + when the primary group updated (which is now). */ + io_set_control_groups(); } if (now >= poll_last + IO_POLL_INTERVAL) { @@ -840,8 +863,7 @@ PX4IO::task_main() /* get raw R/C input from IO */ io_publish_raw_rc(); - /* fetch mixed servo controls and PWM outputs from IO */ - io_publish_mixed_controls(); + /* fetch PWM outputs from IO */ io_publish_pwm_outputs(); } @@ -871,7 +893,7 @@ PX4IO::task_main() orb_copy(ORB_ID(vehicle_command), _t_vehicle_command, &cmd); // Check for a DSM pairing command - if ((cmd.command == VEHICLE_CMD_START_RX_PAIR) && (cmd.param1 == 0.0f)) { + if (((int)cmd.command == VEHICLE_CMD_START_RX_PAIR) && ((int)cmd.param1 == 0)) { dsm_bind_ioctl((int)cmd.param2); } } @@ -901,7 +923,23 @@ PX4IO::task_main() /* re-upload RC input config as it may have changed */ io_set_rc_config(); + + /* re-set the battery scaling */ + int32_t voltage_scaling_val; + param_t voltage_scaling_param; + + /* set battery voltage scaling */ + param_get(voltage_scaling_param = param_find("BAT_V_SCALE_IO"), &voltage_scaling_val); + + /* send scaling voltage to IO */ + uint16_t scaling = voltage_scaling_val; + int pret = io_reg_set(PX4IO_PAGE_SETUP, PX4IO_P_SETUP_VBATT_SCALE, &scaling, 1); + + if (pret != OK) { + log("voltage scaling upload failed"); + } } + } perf_end(_perf_update); @@ -922,20 +960,74 @@ out: } int -PX4IO::io_set_control_state() +PX4IO::io_set_control_groups() +{ + bool attitude_ok = io_set_control_state(0); + + /* send auxiliary control groups */ + (void)io_set_control_state(1); + (void)io_set_control_state(2); + (void)io_set_control_state(3); + + return attitude_ok; +} + +int +PX4IO::io_set_control_state(unsigned group) { actuator_controls_s controls; ///< actuator outputs uint16_t regs[_max_actuators]; /* get controls */ - orb_copy(_primary_pwm_device ? ORB_ID_VEHICLE_ATTITUDE_CONTROLS : - ORB_ID(actuator_controls_1), _t_actuators, &controls); + bool changed; + + switch (group) { + case 0: + { + orb_check(_t_actuator_controls_0, &changed); + + if (changed) { + orb_copy(ORB_ID(actuator_controls_0), _t_actuator_controls_0, &controls); + } + } + break; + case 1: + { + orb_check(_t_actuator_controls_1, &changed); + + if (changed) { + orb_copy(ORB_ID(actuator_controls_1), _t_actuator_controls_1, &controls); + } + } + break; + case 2: + { + orb_check(_t_actuator_controls_2, &changed); + + if (changed) { + orb_copy(ORB_ID(actuator_controls_2), _t_actuator_controls_2, &controls); + } + } + break; + case 3: + { + orb_check(_t_actuator_controls_3, &changed); + + if (changed) { + orb_copy(ORB_ID(actuator_controls_3), _t_actuator_controls_3, &controls); + } + } + break; + } + + if (!changed) + return -1; for (unsigned i = 0; i < _max_controls; i++) regs[i] = FLOAT_TO_REG(controls.control[i]); /* copy values to registers in IO */ - return io_reg_set(PX4IO_PAGE_CONTROLS, 0, regs, _max_controls); + return io_reg_set(PX4IO_PAGE_CONTROLS, group * PX4IO_PROTOCOL_MAX_CONTROL_COUNT, regs, _max_controls); } @@ -1031,7 +1123,12 @@ PX4IO::io_set_rc_config() if ((ichan >= 0) && (ichan < (int)_max_rc_input)) input_map[ichan - 1] = 3; - ichan = 4; + param_get(param_find("RC_MAP_MODE_SW"), &ichan); + + if ((ichan >= 0) && (ichan < (int)_max_rc_input)) + input_map[ichan - 1] = 4; + + ichan = 5; for (unsigned i = 0; i < _max_rc_input; i++) if (input_map[i] == -1) @@ -1309,6 +1406,11 @@ PX4IO::io_get_raw_rc_input(rc_input_values &input_rc) */ channel_count = regs[0]; + if (channel_count != _rc_chan_count) + perf_count(_perf_chan_count); + + _rc_chan_count = channel_count; + if (channel_count > 9) { ret = io_reg_get(PX4IO_PAGE_RAW_RC_INPUT, PX4IO_P_RAW_RC_BASE + 9, ®s[prolog + 9], channel_count - 9); @@ -1364,50 +1466,6 @@ PX4IO::io_publish_raw_rc() } int -PX4IO::io_publish_mixed_controls() -{ - /* if no FMU comms(!) just don't publish */ - if (!(_status & PX4IO_P_STATUS_FLAGS_FMU_OK)) - return OK; - - /* if not taking raw PPM from us, must be mixing */ - if (_status & PX4IO_P_STATUS_FLAGS_RAW_PWM) - return OK; - - /* data we are going to fetch */ - actuator_controls_effective_s controls_effective; - controls_effective.timestamp = hrt_absolute_time(); - - /* get actuator controls from IO */ - uint16_t act[_max_actuators]; - int ret = io_reg_get(PX4IO_PAGE_ACTUATORS, 0, act, _max_actuators); - - if (ret != OK) - return ret; - - /* convert from register format to float */ - for (unsigned i = 0; i < _max_actuators; i++) - controls_effective.control_effective[i] = REG_TO_FLOAT(act[i]); - - /* laxily advertise on first publication */ - if (_to_actuators_effective == 0) { - _to_actuators_effective = - orb_advertise((_primary_pwm_device ? - ORB_ID_VEHICLE_ATTITUDE_CONTROLS_EFFECTIVE : - ORB_ID(actuator_controls_effective_1)), - &controls_effective); - - } else { - orb_publish((_primary_pwm_device ? - ORB_ID_VEHICLE_ATTITUDE_CONTROLS_EFFECTIVE : - ORB_ID(actuator_controls_effective_1)), - _to_actuators_effective, &controls_effective); - } - - return OK; -} - -int PX4IO::io_publish_pwm_outputs() { /* if no FMU comms(!) just don't publish */ @@ -1659,11 +1717,13 @@ void PX4IO::print_status() { /* basic configuration */ - printf("protocol %u hardware %u bootloader %u buffer %uB\n", + printf("protocol %u hardware %u bootloader %u buffer %uB crc 0x%04x%04x\n", io_reg_get(PX4IO_PAGE_CONFIG, PX4IO_P_CONFIG_PROTOCOL_VERSION), io_reg_get(PX4IO_PAGE_CONFIG, PX4IO_P_CONFIG_HARDWARE_VERSION), io_reg_get(PX4IO_PAGE_CONFIG, PX4IO_P_CONFIG_BOOTLOADER_VERSION), - io_reg_get(PX4IO_PAGE_CONFIG, PX4IO_P_CONFIG_MAX_TRANSFER)); + io_reg_get(PX4IO_PAGE_CONFIG, PX4IO_P_CONFIG_MAX_TRANSFER), + io_reg_get(PX4IO_PAGE_SETUP, PX4IO_P_SETUP_CRC), + io_reg_get(PX4IO_PAGE_SETUP, PX4IO_P_SETUP_CRC+1)); printf("%u controls %u actuators %u R/C inputs %u analog inputs %u relays\n", io_reg_get(PX4IO_PAGE_CONFIG, PX4IO_P_CONFIG_CONTROL_COUNT), io_reg_get(PX4IO_PAGE_CONFIG, PX4IO_P_CONFIG_ACTUATOR_COUNT), @@ -2146,6 +2206,29 @@ PX4IO::ioctl(file * /*filep*/, int cmd, unsigned long arg) ret = io_reg_set(PX4IO_PAGE_SETUP, PX4IO_P_SETUP_SET_DEBUG, arg); break; + case PX4IO_REBOOT_BOOTLOADER: + if (system_status() & PX4IO_P_STATUS_FLAGS_SAFETY_OFF) + return -EINVAL; + + /* reboot into bootloader - arg must be PX4IO_REBOOT_BL_MAGIC */ + io_reg_set(PX4IO_PAGE_SETUP, PX4IO_P_SETUP_REBOOT_BL, arg); + // we don't expect a reply from this operation + ret = OK; + break; + + case PX4IO_CHECK_CRC: { + /* check IO firmware CRC against passed value */ + uint32_t io_crc = 0; + ret = io_reg_get(PX4IO_PAGE_SETUP, PX4IO_P_SETUP_CRC, (uint16_t *)&io_crc, 2); + if (ret != OK) + return ret; + if (io_crc != arg) { + debug("crc mismatch 0x%08x 0x%08x", (unsigned)io_crc, arg); + return -EINVAL; + } + break; + } + case PX4IO_INAIR_RESTART_ENABLE: /* set/clear the 'in-air restart' bit */ @@ -2176,7 +2259,10 @@ PX4IO::write(file * /*filp*/, const char *buffer, size_t len) count = _max_actuators; if (count > 0) { + + perf_begin(_perf_write); int ret = io_reg_set(PX4IO_PAGE_DIRECT_PWM, 0, (uint16_t *)buffer, count); + perf_end(_perf_write); if (ret != OK) return ret; @@ -2255,7 +2341,7 @@ void start(int argc, char *argv[]) { if (g_dev != nullptr) - errx(1, "already loaded"); + errx(0, "already loaded"); /* allocate the interface */ device::Device *interface = get_interface(); @@ -2588,6 +2674,39 @@ px4io_main(int argc, char *argv[]) if_test((argc > 2) ? strtol(argv[2], NULL, 0) : 0); } + if (!strcmp(argv[1], "forceupdate")) { + /* + force update of the IO firmware without requiring + the user to hold the safety switch down + */ + if (argc <= 3) { + warnx("usage: px4io forceupdate MAGIC filename"); + exit(1); + } + if (g_dev == nullptr) { + warnx("px4io is not started, still attempting upgrade"); + } else { + uint16_t arg = atol(argv[2]); + int ret = g_dev->ioctl(nullptr, PX4IO_REBOOT_BOOTLOADER, arg); + if (ret != OK) { + printf("reboot failed - %d\n", ret); + exit(1); + } + + // tear down the px4io instance + delete g_dev; + } + + // upload the specified firmware + const char *fn[2]; + fn[0] = argv[3]; + fn[1] = nullptr; + PX4IO_Uploader *up = new PX4IO_Uploader; + up->upload(&fn[0]); + delete up; + exit(0); + } + /* commands below here require a started driver */ if (g_dev == nullptr) @@ -2673,6 +2792,49 @@ px4io_main(int argc, char *argv[]) exit(0); } + if (!strcmp(argv[1], "checkcrc")) { + /* + check IO CRC against CRC of a file + */ + if (argc <= 2) { + printf("usage: px4io checkcrc filename\n"); + exit(1); + } + if (g_dev == nullptr) { + printf("px4io is not started\n"); + exit(1); + } + int fd = open(argv[2], O_RDONLY); + if (fd == -1) { + printf("open of %s failed - %d\n", argv[2], errno); + exit(1); + } + const uint32_t app_size_max = 0xf000; + uint32_t fw_crc = 0; + uint32_t nbytes = 0; + while (true) { + uint8_t buf[16]; + int n = read(fd, buf, sizeof(buf)); + if (n <= 0) break; + fw_crc = crc32part(buf, n, fw_crc); + nbytes += n; + } + close(fd); + while (nbytes < app_size_max) { + uint8_t b = 0xff; + fw_crc = crc32part(&b, 1, fw_crc); + nbytes++; + } + + int ret = g_dev->ioctl(nullptr, PX4IO_CHECK_CRC, fw_crc); + if (ret != OK) { + printf("check CRC failed - %d\n", ret); + exit(1); + } + printf("CRCs match\n"); + exit(0); + } + if (!strcmp(argv[1], "rx_dsm") || !strcmp(argv[1], "rx_dsm_10bit") || !strcmp(argv[1], "rx_dsm_11bit") || @@ -2690,5 +2852,5 @@ px4io_main(int argc, char *argv[]) bind(argc, argv); out: - errx(1, "need a command, try 'start', 'stop', 'status', 'test', 'monitor', 'debug',\n 'recovery', 'limit', 'current', 'bind' or 'update'"); + errx(1, "need a command, try 'start', 'stop', 'status', 'test', 'monitor', 'debug',\n 'recovery', 'limit', 'current', 'bind', 'checkcrc', 'forceupdate' or 'update'"); } diff --git a/src/drivers/px4io/px4io_uploader.cpp b/src/drivers/px4io/px4io_uploader.cpp index d01dedb0d..41f93a8ee 100644 --- a/src/drivers/px4io/px4io_uploader.cpp +++ b/src/drivers/px4io/px4io_uploader.cpp @@ -274,7 +274,10 @@ PX4IO_Uploader::drain() int ret; do { - ret = recv(c, 1000); + // the small recv timeout here is to allow for fast + // drain when rebooting the io board for a forced + // update of the fw without using the safety switch + ret = recv(c, 40); #ifdef UDEBUG if (ret == OK) { diff --git a/src/drivers/stm32/drv_hrt.c b/src/drivers/stm32/drv_hrt.c index e79d7e10a..f105251f0 100644 --- a/src/drivers/stm32/drv_hrt.c +++ b/src/drivers/stm32/drv_hrt.c @@ -338,7 +338,12 @@ static void hrt_call_invoke(void); # define PPM_MIN_START 2500 /* shortest valid start gap */ /* decoded PPM buffer */ -#define PPM_MAX_CHANNELS 12 +#define PPM_MIN_CHANNELS 5 +#define PPM_MAX_CHANNELS 20 + +/* Number of same-sized frames required to 'lock' */ +#define PPM_CHANNEL_LOCK 4 /* should be less than the input timeout */ + __EXPORT uint16_t ppm_buffer[PPM_MAX_CHANNELS]; __EXPORT unsigned ppm_decoded_channels = 0; __EXPORT uint64_t ppm_last_valid_decode = 0; @@ -440,7 +445,7 @@ hrt_ppm_decode(uint32_t status) if (status & SR_OVF_PPM) goto error; - /* how long since the last edge? */ + /* how long since the last edge? - this handles counter wrapping implicitely. */ width = count - ppm.last_edge; ppm.last_edge = count; @@ -455,14 +460,38 @@ hrt_ppm_decode(uint32_t status) */ if (width >= PPM_MIN_START) { - /* export the last set of samples if we got something sensible */ - if (ppm.next_channel > 4) { - for (i = 0; i < ppm.next_channel && i < PPM_MAX_CHANNELS; i++) - ppm_buffer[i] = ppm_temp_buffer[i]; + /* + * If the number of channels changes unexpectedly, we don't want + * to just immediately jump on the new count as it may be a result + * of noise or dropped edges. Instead, take a few frames to settle. + */ + if (ppm.next_channel != ppm_decoded_channels) { + static unsigned new_channel_count; + static unsigned new_channel_holdoff; + + if (new_channel_count != ppm.next_channel) { + /* start the lock counter for the new channel count */ + new_channel_count = ppm.next_channel; + new_channel_holdoff = PPM_CHANNEL_LOCK; + + } else if (new_channel_holdoff > 0) { + /* this frame matched the last one, decrement the lock counter */ + new_channel_holdoff--; + + } else { + /* we have seen PPM_CHANNEL_LOCK frames with the new count, accept it */ + ppm_decoded_channels = new_channel_count; + new_channel_count = 0; + } - ppm_decoded_channels = i; - ppm_last_valid_decode = hrt_absolute_time(); + } else { + /* frame channel count matches expected, let's use it */ + if (ppm.next_channel > PPM_MIN_CHANNELS) { + for (i = 0; i < ppm.next_channel; i++) + ppm_buffer[i] = ppm_temp_buffer[i]; + ppm_last_valid_decode = hrt_absolute_time(); + } } /* reset for the next frame */ @@ -733,6 +762,13 @@ hrt_call_internal(struct hrt_call *entry, hrt_abstime deadline, hrt_abstime inte irqstate_t flags = irqsave(); /* if the entry is currently queued, remove it */ + /* note that we are using a potentially uninitialised + entry->link here, but it is safe as sq_rem() doesn't + dereference the passed node unless it is found in the + list. So we potentially waste a bit of time searching the + queue for the uninitialised entry->link but we don't do + anything actually unsafe. + */ if (entry->deadline != 0) sq_rem(&entry->link, &callout_queue); @@ -839,7 +875,12 @@ hrt_call_invoke(void) /* if the callout has a non-zero period, it has to be re-entered */ if (call->period != 0) { - call->deadline = deadline + call->period; + // re-check call->deadline to allow for + // callouts to re-schedule themselves + // using hrt_call_delay() + if (call->deadline <= now) { + call->deadline = deadline + call->period; + } hrt_call_enter(call); } } @@ -906,5 +947,16 @@ hrt_latency_update(void) latency_counters[index]++; } +void +hrt_call_init(struct hrt_call *entry) +{ + memset(entry, 0, sizeof(*entry)); +} + +void +hrt_call_delay(struct hrt_call *entry, hrt_abstime delay) +{ + entry->deadline = hrt_absolute_time() + delay; +} #endif /* HRT_TIMER */ |