diff options
author | Lorenz Meier <lm@inf.ethz.ch> | 2012-08-23 09:44:26 +0200 |
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committer | Lorenz Meier <lm@inf.ethz.ch> | 2012-08-23 09:44:26 +0200 |
commit | a7266d539cbe65929061b087f0668769227c228f (patch) | |
tree | af836ddd8f4b1113e21831dd9467da179e554f0c | |
parent | b378f7ecd9c8956f623532df4f3d3ce8fecf0efa (diff) | |
download | px4-firmware-a7266d539cbe65929061b087f0668769227c228f.tar.gz px4-firmware-a7266d539cbe65929061b087f0668769227c228f.tar.bz2 px4-firmware-a7266d539cbe65929061b087f0668769227c228f.zip |
Bolted new param interface into the sensors app, continuing porting across codebase
-rw-r--r-- | apps/sensors/sensors.c | 301 |
1 files changed, 243 insertions, 58 deletions
diff --git a/apps/sensors/sensors.c b/apps/sensors/sensors.c index 65ae336d9..37a9e8913 100644 --- a/apps/sensors/sensors.c +++ b/apps/sensors/sensors.c @@ -46,6 +46,7 @@ #include <sys/prctl.h> #include <nuttx/analog/adc.h> #include <unistd.h> +#include <stdlib.h> #include <string.h> #include <stdbool.h> #include <stdio.h> @@ -186,21 +187,72 @@ PARAM_DEFINE_FLOAT(RC8_REV, 1.0f); PARAM_DEFINE_INT32(RC_TYPE, 1); // 1 = FUTABA +PARAM_DEFINE_FLOAT(BAT_V_SCALING, -1.0f); + PARAM_DEFINE_INT32(RC_MAP_ROLL, 1); PARAM_DEFINE_INT32(RC_MAP_PITCH, 2); PARAM_DEFINE_INT32(RC_MAP_THROTTLE, 3); PARAM_DEFINE_INT32(RC_MAP_YAW, 4); PARAM_DEFINE_INT32(RC_MAP_MODE_SW, 5); +#define rc_max_chan_count 8 + +struct sensor_parameters { + int min[rc_max_chan_count]; + int trim[rc_max_chan_count]; + int max[rc_max_chan_count]; + int rev[rc_max_chan_count]; + + float gyro_offset[3]; + float mag_offset[3]; + float acc_offset[3]; + + int rc_type; + + int rc_map_roll; + int rc_map_pitch; + int rc_map_yaw; + int rc_map_throttle; + int rc_map_mode_sw; + + int battery_voltage_scaling; +}; + +struct sensor_parameter_handles { + param_t min[rc_max_chan_count]; + param_t trim[rc_max_chan_count]; + param_t max[rc_max_chan_count]; + param_t rev[rc_max_chan_count]; + param_t rc_type; + + param_t gyro_offset[3]; + param_t mag_offset[3]; + param_t acc_offset[3]; + + param_t rc_map_roll; + param_t rc_map_pitch; + param_t rc_map_yaw; + param_t rc_map_throttle; + param_t rc_map_mode_sw; + + param_t battery_voltage_scaling; +}; + +/** + * Sensor app start / stop handling function + * + * @ingroup apps + */ +__EXPORT int sensors_main(int argc, char *argv[]); + /** * Sensor readout and publishing. * * This function reads all onboard sensors and publishes the sensor_combined topic. * * @see sensor_combined_s - * @ingroup apps */ -__EXPORT int sensors_main(int argc, char *argv[]); +int sensors_thread_main(int argc, char *argv[]); /** * Print the usage @@ -208,6 +260,144 @@ __EXPORT int sensors_main(int argc, char *argv[]); static void usage(const char *reason); /** + * Initialize all parameter handles and values + * + */ +static int parameters_init(struct sensor_parameter_handles *h); + +/** + * Update all parameters + * + */ +static int parameters_update(const struct sensor_parameter_handles *h, struct sensor_parameters *p); + + +static int parameters_init(struct sensor_parameter_handles *h) +{ + /* min values */ + h->min[0] = param_find("RC1_MIN"); + h->min[1] = param_find("RC2_MIN"); + h->min[2] = param_find("RC3_MIN"); + h->min[3] = param_find("RC4_MIN"); + h->min[4] = param_find("RC5_MIN"); + h->min[5] = param_find("RC6_MIN"); + h->min[6] = param_find("RC7_MIN"); + h->min[7] = param_find("RC8_MIN"); + + /* trim values */ + h->trim[0] = param_find("RC1_TRIM"); + h->trim[1] = param_find("RC2_TRIM"); + h->trim[2] = param_find("RC3_TRIM"); + h->trim[3] = param_find("RC4_TRIM"); + h->trim[4] = param_find("RC5_TRIM"); + h->trim[5] = param_find("RC6_TRIM"); + h->trim[6] = param_find("RC7_TRIM"); + h->trim[7] = param_find("RC8_TRIM"); + + /* max values */ + h->max[0] = param_find("RC1_MAX"); + h->max[1] = param_find("RC2_MAX"); + h->max[2] = param_find("RC3_MAX"); + h->max[3] = param_find("RC4_MAX"); + h->max[4] = param_find("RC5_MAX"); + h->max[5] = param_find("RC6_MAX"); + h->max[6] = param_find("RC7_MAX"); + h->max[7] = param_find("RC8_MAX"); + + /* channel reverse */ + h->rev[0] = param_find("RC1_REV"); + h->rev[1] = param_find("RC2_REV"); + h->rev[2] = param_find("RC3_REV"); + h->rev[3] = param_find("RC4_REV"); + h->rev[4] = param_find("RC5_REV"); + h->rev[5] = param_find("RC6_REV"); + h->rev[6] = param_find("RC7_REV"); + h->rev[7] = param_find("RC8_REV"); + + h->rc_type = param_find("RC_TYPE"); + + h->rc_map_roll = param_find("RC_MAP_ROLL"); + h->rc_map_pitch = param_find("RC_MAP_PITCH"); + h->rc_map_yaw = param_find("RC_MAP_YAW"); + h->rc_map_throttle = param_find("RC_MAP_THROTTLE"); + h->rc_map_mode_sw = param_find("RC_MAP_MODE_SW"); + + /* gyro offsets */ + h->gyro_offset[0] = param_find("SENSOR_GYRO_XOFF"); + h->gyro_offset[1] = param_find("SENSOR_GYRO_YOFF"); + h->gyro_offset[2] = param_find("SENSOR_GYRO_ZOFF"); + + /* accel offsets */ + h->acc_offset[0] = param_find("SENSOR_ACC_XOFF"); + h->acc_offset[1] = param_find("SENSOR_ACC_YOFF"); + h->acc_offset[2] = param_find("SENSOR_ACC_ZOFF"); + + /* mag offsets */ + h->mag_offset[0] = param_find("SENSOR_MAG_XOFF"); + h->mag_offset[1] = param_find("SENSOR_MAG_YOFF"); + h->mag_offset[2] = param_find("SENSOR_MAG_ZOFF"); + + h->battery_voltage_scaling = param_find("BAT_V_SCALING"); + + return OK; +} + +static int parameters_update(const struct sensor_parameter_handles *h, struct sensor_parameters *p) +{ + const unsigned int nchans = 8; + + /* min values */ + for (unsigned int i = 0; i < nchans; i++) { + param_get(h->min[i], &(p->min[i])); + } + + /* trim values */ + for (unsigned int i = 0; i < nchans; i++) { + param_get(h->trim[i], &(p->trim[i])); + } + + /* max values */ + for (unsigned int i = 0; i < nchans; i++) { + param_get(h->max[i], &(p->max[i])); + } + + /* channel reverse */ + for (unsigned int i = 0; i < nchans; i++) { + param_get(h->rev[i], &(p->rev[i])); + } + + /* remote control type */ + param_get(h->rc_type, &(p->rc_type)); + + /* channel mapping */ + param_get(h->rc_map_roll, &(p->rc_map_roll)); + param_get(h->rc_map_pitch, &(p->rc_map_pitch)); + param_get(h->rc_map_yaw, &(p->rc_map_yaw)); + param_get(h->rc_map_throttle, &(p->rc_map_throttle)); + param_get(h->rc_map_mode_sw, &(p->rc_map_mode_sw)); + + /* gyro offsets */ + param_get(h->gyro_offset[0], &(p->gyro_offset[0])); + param_get(h->gyro_offset[1], &(p->gyro_offset[1])); + param_get(h->gyro_offset[2], &(p->gyro_offset[2])); + + /* accel offsets */ + param_get(h->acc_offset[0], &(p->acc_offset[0])); + param_get(h->acc_offset[1], &(p->acc_offset[1])); + param_get(h->acc_offset[2], &(p->acc_offset[2])); + + /* mag offsets */ + param_get(h->mag_offset[0], &(p->mag_offset[0])); + param_get(h->mag_offset[1], &(p->mag_offset[1])); + param_get(h->mag_offset[2], &(p->mag_offset[2])); + + /* scaling of ADC ticks to battery voltage */ + param_get(h->battery_voltage_scaling, &(p->battery_voltage_scaling)); + + return OK; +} + +/** * Initialize all sensor drivers. * * @return 0 on success, != 0 on failure @@ -257,7 +447,6 @@ static int sensors_init(void) printf("[sensors] Accelerometer open ok\n"); } - /* only attempt to use BMA180 if MPU-6000 is not available */ int errno_bma180 = 0; if (fd_accelerometer < 0) { @@ -390,6 +579,12 @@ int sensors_thread_main(int argc, char *argv[]) fflush(stdout); } + /* initialize parameters */ + struct sensor_parameters rcp; + struct sensor_parameter_handles rch; + parameters_init(&rch); + parameters_update(&rch, &rcp); + bool gyro_healthy = false; bool acc_healthy = false; bool magn_healthy = false; @@ -431,10 +626,6 @@ int sensors_thread_main(int argc, char *argv[]) int16_t buf_magnetometer[7]; float buf_barometer[3]; - int16_t mag_offset[3] = {0, 0, 0}; - int16_t acc_offset[3] = {200, 0, 0}; - int16_t gyro_offset[3] = {0, 0, 0}; - bool mag_calibration_enabled = false; #pragma pack(push,1) @@ -454,7 +645,7 @@ int sensors_thread_main(int argc, char *argv[]) size_t adc_readsize = 1 * sizeof(struct adc_msg4_s); float battery_voltage_conversion; - battery_voltage_conversion = global_data_parameter_storage->pm.param_values[PARAM_BATTERYVOLTAGE_CONVERSION]; + battery_voltage_conversion = rcp.battery_voltage_scaling; if (-1 == (int)battery_voltage_conversion) { /* default is conversion factor for the PX4IO / PX4IOAR board, the factor for PX4FMU standalone is different */ @@ -533,7 +724,6 @@ int sensors_thread_main(int argc, char *argv[]) memset(&vstatus, 0, sizeof(vstatus)); int vstatus_sub = orb_subscribe(ORB_ID(vehicle_status)); - printf("[sensors] rate: %u Hz\n", (unsigned int)(1000000 / SENSOR_INTERVAL_MICROSEC)); struct hrt_call sensors_hrt_call; @@ -563,10 +753,9 @@ int sensors_thread_main(int argc, char *argv[]) uint64_t current_time = hrt_absolute_time(); raw.timestamp = current_time; - if (paramcounter == 100) { - // XXX paramcounter is not a good name, rename / restructure - // XXX make counter ticks dependent on update rate of sensor main loop - + /* Update at 5 Hz */ + if (paramcounter == ((unsigned int)(1000000 / SENSOR_INTERVAL_MICROSEC)/5)) { + /* Check HIL state */ orb_copy(ORB_ID(vehicle_status), vstatus_sub, &vstatus); @@ -592,46 +781,42 @@ int sensors_thread_main(int argc, char *argv[]) publishing = true; } + /* update parameters */ + parameters_update(&rch, &rcp); /* Update RC scalings and function mappings */ - rc.chan[0].scaling_factor = (1 / ((global_data_parameter_storage->pm.param_values[PARAM_RC1_MAX] - global_data_parameter_storage->pm.param_values[PARAM_RC1_MIN]) / 2) - * global_data_parameter_storage->pm.param_values[PARAM_RC1_REV]); - rc.chan[0].mid = (uint16_t)global_data_parameter_storage->pm.param_values[PARAM_RC1_TRIM]; + rc.chan[0].scaling_factor = (1.0f / ((rcp.max[0] - rcp.min[0]) / 2.0f) * rcp.rev[0]); + rc.chan[0].mid = rcp.trim[0]; - rc.chan[1].scaling_factor = (1 / ((global_data_parameter_storage->pm.param_values[PARAM_RC2_MAX] - global_data_parameter_storage->pm.param_values[PARAM_RC2_MIN]) / 2) - * global_data_parameter_storage->pm.param_values[PARAM_RC2_REV]); - rc.chan[1].mid = (uint16_t)global_data_parameter_storage->pm.param_values[PARAM_RC2_TRIM]; + rc.chan[1].scaling_factor = (1.0f / ((rcp.max[1] - rcp.min[1]) / 2.0f) * rcp.rev[1]); + rc.chan[1].mid = rcp.trim[1]; - rc.chan[2].scaling_factor = (1 / ((global_data_parameter_storage->pm.param_values[PARAM_RC3_MAX] - global_data_parameter_storage->pm.param_values[PARAM_RC3_MIN]) / 2) - * global_data_parameter_storage->pm.param_values[PARAM_RC3_REV]); - rc.chan[2].mid = (uint16_t)global_data_parameter_storage->pm.param_values[PARAM_RC3_TRIM]; + rc.chan[2].scaling_factor = (1.0f / ((rcp.max[2] - rcp.min[2]) / 2.0f) * rcp.rev[2]); + rc.chan[2].mid = rcp.trim[2]; - rc.chan[3].scaling_factor = (1 / ((global_data_parameter_storage->pm.param_values[PARAM_RC4_MAX] - global_data_parameter_storage->pm.param_values[PARAM_RC4_MIN]) / 2) - * global_data_parameter_storage->pm.param_values[PARAM_RC4_REV]); - rc.chan[3].mid = (uint16_t)global_data_parameter_storage->pm.param_values[PARAM_RC4_TRIM]; + rc.chan[3].scaling_factor = (1.0f / ((rcp.max[3] - rcp.min[3]) / 2.0f) * rcp.rev[3]); + rc.chan[3].mid = rcp.trim[3]; - rc.chan[4].scaling_factor = (1 / ((global_data_parameter_storage->pm.param_values[PARAM_RC5_MAX] - global_data_parameter_storage->pm.param_values[PARAM_RC5_MIN]) / 2) - * global_data_parameter_storage->pm.param_values[PARAM_RC5_REV]); - rc.chan[4].mid = (uint16_t)global_data_parameter_storage->pm.param_values[PARAM_RC5_TRIM]; + rc.chan[4].scaling_factor = (1.0f / ((rcp.max[4] - rcp.min[4]) / 2.0f) * rcp.rev[4]); + rc.chan[4].mid = rcp.trim[4]; - rc.function[0] = global_data_parameter_storage->pm.param_values[PARAM_THROTTLE_CHAN] - 1; - rc.function[1] = global_data_parameter_storage->pm.param_values[PARAM_ROLL_CHAN] - 1; - rc.function[2] = global_data_parameter_storage->pm.param_values[PARAM_PITCH_CHAN] - 1; - rc.function[3] = global_data_parameter_storage->pm.param_values[PARAM_YAW_CHAN] - 1; - rc.function[4] = global_data_parameter_storage->pm.param_values[PARAM_OVERRIDE_CHAN] - 1; + rc.chan[5].scaling_factor = (1.0f / ((rcp.max[5] - rcp.min[5]) / 2.0f) * rcp.rev[5]); + rc.chan[5].mid = rcp.trim[5]; - gyro_offset[0] = global_data_parameter_storage->pm.param_values[PARAM_SENSOR_GYRO_XOFFSET]; - gyro_offset[1] = global_data_parameter_storage->pm.param_values[PARAM_SENSOR_GYRO_YOFFSET]; - gyro_offset[2] = global_data_parameter_storage->pm.param_values[PARAM_SENSOR_GYRO_ZOFFSET]; + rc.chan[6].scaling_factor = (1.0f / ((rcp.max[6] - rcp.min[6]) / 2.0f) * rcp.rev[6]); + rc.chan[6].mid = rcp.trim[6]; - mag_offset[0] = global_data_parameter_storage->pm.param_values[PARAM_SENSOR_MAG_XOFFSET]; - mag_offset[1] = global_data_parameter_storage->pm.param_values[PARAM_SENSOR_MAG_YOFFSET]; - mag_offset[2] = global_data_parameter_storage->pm.param_values[PARAM_SENSOR_MAG_ZOFFSET]; + rc.chan[7].scaling_factor = (1.0f / ((rcp.max[7] - rcp.min[7]) / 2.0f) * rcp.rev[7]); + rc.chan[7].mid = rcp.trim[7]; + rc.function[0] = rcp.rc_map_throttle - 1; + rc.function[1] = rcp.rc_map_roll - 1; + rc.function[2] = rcp.rc_map_pitch - 1; + rc.function[3] = rcp.rc_map_yaw - 1; + rc.function[4] = rcp.rc_map_mode_sw - 1; paramcounter = 0; } - paramcounter++; if (fd_gyro > 0) { @@ -959,9 +1144,9 @@ int sensors_thread_main(int argc, char *argv[]) /* scale measurements */ // XXX request scaling from driver instead of hardcoding it /* scaling calculated as: raw * (1/(32768*(500/180*PI))) */ - raw.gyro_rad_s[0] = (raw.gyro_raw[0] - gyro_offset[0]) * 0.000266316109f; - raw.gyro_rad_s[1] = (raw.gyro_raw[1] - gyro_offset[1]) * 0.000266316109f; - raw.gyro_rad_s[2] = (raw.gyro_raw[2] - gyro_offset[2]) * 0.000266316109f; + raw.gyro_rad_s[0] = (raw.gyro_raw[0] - rcp.gyro_offset[0]) * 0.000266316109f; + raw.gyro_rad_s[1] = (raw.gyro_raw[1] - rcp.gyro_offset[1]) * 0.000266316109f; + raw.gyro_rad_s[2] = (raw.gyro_raw[2] - rcp.gyro_offset[2]) * 0.000266316109f; raw.gyro_raw_counter++; } @@ -974,14 +1159,14 @@ int sensors_thread_main(int argc, char *argv[]) /* MPU-6000 values */ /* scale from 14 bit to m/s2 */ - raw.accelerometer_m_s2[0] = buf_accel_report.x; - raw.accelerometer_m_s2[1] = buf_accel_report.y; - raw.accelerometer_m_s2[2] = buf_accel_report.z; + raw.accelerometer_m_s2[0] = buf_accel_report.x - rcp.acc_offset[0] / 1000.0f; + raw.accelerometer_m_s2[1] = buf_accel_report.y - rcp.acc_offset[1] / 1000.0f; + raw.accelerometer_m_s2[2] = buf_accel_report.z - rcp.acc_offset[2] / 1000.0f; /* assign negated value, except for -SHORT_MAX, as it would wrap there */ - raw.accelerometer_raw[0] = buf_accel_report.x*1000; // x of the board is -y of the sensor - raw.accelerometer_raw[1] = buf_accel_report.y*1000; // y on the board is x of the sensor - raw.accelerometer_raw[2] = buf_accel_report.z*1000; // z of the board is z of the sensor + raw.accelerometer_raw[0] = buf_accel_report.x * 1000; // x of the board is -y of the sensor + raw.accelerometer_raw[1] = buf_accel_report.y * 1000; // y on the board is x of the sensor + raw.accelerometer_raw[2] = buf_accel_report.z * 1000; // z of the board is z of the sensor raw.accelerometer_raw_counter++; } else if (fd_bma180 > 0) { @@ -995,9 +1180,9 @@ int sensors_thread_main(int argc, char *argv[]) // XXX read range from sensor float range_g = 4.0f; /* scale from 14 bit to m/s2 */ - raw.accelerometer_m_s2[0] = (((raw.accelerometer_raw[0] - acc_offset[0]) * range_g) / 8192.0f) / 9.81f; - raw.accelerometer_m_s2[1] = (((raw.accelerometer_raw[1] - acc_offset[1]) * range_g) / 8192.0f) / 9.81f; - raw.accelerometer_m_s2[2] = (((raw.accelerometer_raw[2] - acc_offset[2]) * range_g) / 8192.0f) / 9.81f; + raw.accelerometer_m_s2[0] = (((raw.accelerometer_raw[0] - rcp.acc_offset[0]) * range_g) / 8192.0f) / 9.81f; + raw.accelerometer_m_s2[1] = (((raw.accelerometer_raw[1] - rcp.acc_offset[1]) * range_g) / 8192.0f) / 9.81f; + raw.accelerometer_m_s2[2] = (((raw.accelerometer_raw[2] - rcp.acc_offset[2]) * range_g) / 8192.0f) / 9.81f; raw.accelerometer_raw_counter++; } @@ -1012,9 +1197,9 @@ int sensors_thread_main(int argc, char *argv[]) /* scale measurements */ // XXX request scaling from driver instead of hardcoding it /* scaling calculated as: raw * (1/(32768*(500/180*PI))) */ - raw.gyro_rad_s[0] = (raw.gyro_raw[0] - gyro_offset[0]) * 0.000266316109f; - raw.gyro_rad_s[1] = (raw.gyro_raw[1] - gyro_offset[1]) * 0.000266316109f; - raw.gyro_rad_s[2] = (raw.gyro_raw[2] - gyro_offset[2]) * 0.000266316109f; + raw.gyro_rad_s[0] = (raw.gyro_raw[0] - rcp.gyro_offset[0]) * 0.000266316109f; + raw.gyro_rad_s[1] = (raw.gyro_raw[1] - rcp.gyro_offset[1]) * 0.000266316109f; + raw.gyro_rad_s[2] = (raw.gyro_raw[2] - rcp.gyro_offset[2]) * 0.000266316109f; raw.gyro_raw_counter++; /* mark as updated */ @@ -1032,9 +1217,9 @@ int sensors_thread_main(int argc, char *argv[]) raw.magnetometer_raw[2] = (buf_magnetometer[2] == -32768) ? -32768 : buf_magnetometer[2]; // z of the board is z of the sensor // XXX Read out mag range via I2C on init, assuming 0.88 Ga and 12 bit res here - raw.magnetometer_ga[0] = ((raw.magnetometer_raw[0] - mag_offset[0]) / 4096.0f) * 0.88f; - raw.magnetometer_ga[1] = ((raw.magnetometer_raw[1] - mag_offset[1]) / 4096.0f) * 0.88f; - raw.magnetometer_ga[2] = ((raw.magnetometer_raw[2] - mag_offset[2]) / 4096.0f) * 0.88f; + raw.magnetometer_ga[0] = ((raw.magnetometer_raw[0] - rcp.mag_offset[0]) / 4096.0f) * 0.88f; + raw.magnetometer_ga[1] = ((raw.magnetometer_raw[1] - rcp.mag_offset[1]) / 4096.0f) * 0.88f; + raw.magnetometer_ga[2] = ((raw.magnetometer_raw[2] - rcp.mag_offset[2]) / 4096.0f) * 0.88f; /* store mode */ raw.magnetometer_mode = buf_magnetometer[3]; |