diff options
Diffstat (limited to 'src/modules/uavcan')
-rw-r--r-- | src/modules/uavcan/actuators/esc.cpp | 44 | ||||
-rw-r--r-- | src/modules/uavcan/actuators/esc.hpp | 8 | ||||
-rw-r--r-- | src/modules/uavcan/sensors/baro.cpp | 6 | ||||
-rw-r--r-- | src/modules/uavcan/sensors/gnss.cpp | 2 | ||||
-rw-r--r-- | src/modules/uavcan/sensors/gnss.hpp | 2 | ||||
-rw-r--r-- | src/modules/uavcan/sensors/mag.cpp | 53 | ||||
-rw-r--r-- | src/modules/uavcan/sensors/mag.hpp | 2 | ||||
-rw-r--r-- | src/modules/uavcan/sensors/sensor_bridge.cpp | 3 | ||||
-rw-r--r-- | src/modules/uavcan/sensors/sensor_bridge.hpp | 2 | ||||
-rw-r--r-- | src/modules/uavcan/uavcan_main.cpp | 165 | ||||
-rw-r--r-- | src/modules/uavcan/uavcan_main.hpp | 22 |
11 files changed, 231 insertions, 78 deletions
diff --git a/src/modules/uavcan/actuators/esc.cpp b/src/modules/uavcan/actuators/esc.cpp index 1990651ef..9f682c7e1 100644 --- a/src/modules/uavcan/actuators/esc.cpp +++ b/src/modules/uavcan/actuators/esc.cpp @@ -40,6 +40,9 @@ #include "esc.hpp" #include <systemlib/err.h> + +#define MOTOR_BIT(x) (1<<(x)) + UavcanEscController::UavcanEscController(uavcan::INode &node) : _node(node), _uavcan_pub_raw_cmd(node), @@ -73,7 +76,9 @@ int UavcanEscController::init() void UavcanEscController::update_outputs(float *outputs, unsigned num_outputs) { - if ((outputs == nullptr) || (num_outputs > uavcan::equipment::esc::RawCommand::FieldTypes::cmd::MaxSize)) { + if ((outputs == nullptr) || + (num_outputs > uavcan::equipment::esc::RawCommand::FieldTypes::cmd::MaxSize) || + (num_outputs > CONNECTED_ESC_MAX)) { perf_count(_perfcnt_invalid_input); return; } @@ -95,14 +100,18 @@ void UavcanEscController::update_outputs(float *outputs, unsigned num_outputs) static const int cmd_max = uavcan::equipment::esc::RawCommand::FieldTypes::cmd::RawValueType::max(); - if (_armed) { - for (unsigned i = 0; i < num_outputs; i++) { - + for (unsigned i = 0; i < num_outputs; i++) { + if (_armed_mask & MOTOR_BIT(i)) { float scaled = (outputs[i] + 1.0F) * 0.5F * cmd_max; - if (scaled < 1.0F) { - scaled = 1.0F; // Since we're armed, we don't want to stop it completely - } - + // trim negative values back to 0. Previously + // we set this to 0.1, which meant motors kept + // spinning when armed, but that should be a + // policy decision for a specific vehicle + // type, as it is not appropriate for all + // types of vehicles (eg. fixed wing). + if (scaled < 0.0F) { + scaled = 0.0F; + } if (scaled > cmd_max) { scaled = cmd_max; perf_count(_perfcnt_scaling_error); @@ -111,6 +120,8 @@ void UavcanEscController::update_outputs(float *outputs, unsigned num_outputs) msg.cmd.push_back(static_cast<int>(scaled)); _esc_status.esc[i].esc_setpoint_raw = abs(static_cast<int>(scaled)); + } else { + msg.cmd.push_back(static_cast<unsigned>(0)); } } @@ -121,9 +132,22 @@ void UavcanEscController::update_outputs(float *outputs, unsigned num_outputs) (void)_uavcan_pub_raw_cmd.broadcast(msg); } -void UavcanEscController::arm_esc(bool arm) +void UavcanEscController::arm_all_escs(bool arm) +{ + if (arm) { + _armed_mask = -1; + } else { + _armed_mask = 0; + } +} + +void UavcanEscController::arm_single_esc(int num, bool arm) { - _armed = arm; + if (arm) { + _armed_mask = MOTOR_BIT(num); + } else { + _armed_mask = 0; + } } void UavcanEscController::esc_status_sub_cb(const uavcan::ReceivedDataStructure<uavcan::equipment::esc::Status> &msg) diff --git a/src/modules/uavcan/actuators/esc.hpp b/src/modules/uavcan/actuators/esc.hpp index f4a3877e6..12c035542 100644 --- a/src/modules/uavcan/actuators/esc.hpp +++ b/src/modules/uavcan/actuators/esc.hpp @@ -61,7 +61,8 @@ public: void update_outputs(float *outputs, unsigned num_outputs); - void arm_esc(bool arm); + void arm_all_escs(bool arm); + void arm_single_esc(int num, bool arm); private: /** @@ -99,6 +100,11 @@ private: uavcan::TimerEventForwarder<TimerCbBinder> _orb_timer; /* + * ESC states + */ + uint32_t _armed_mask = 0; + + /* * Perf counters */ perf_counter_t _perfcnt_invalid_input = perf_alloc(PC_COUNT, "uavcan_esc_invalid_input"); diff --git a/src/modules/uavcan/sensors/baro.cpp b/src/modules/uavcan/sensors/baro.cpp index 80c5e3828..8741ae20d 100644 --- a/src/modules/uavcan/sensors/baro.cpp +++ b/src/modules/uavcan/sensors/baro.cpp @@ -91,11 +91,7 @@ void UavcanBarometerBridge::air_data_sub_cb(const uavcan::ReceivedDataStructure< { auto report = ::baro_report(); - report.timestamp = msg.getUtcTimestamp().toUSec(); - if (report.timestamp == 0) { - report.timestamp = msg.getMonotonicTimestamp().toUSec(); - } - + report.timestamp = msg.getMonotonicTimestamp().toUSec(); report.temperature = msg.static_temperature; report.pressure = msg.static_pressure / 100.0F; // Convert to millibar diff --git a/src/modules/uavcan/sensors/gnss.cpp b/src/modules/uavcan/sensors/gnss.cpp index 24afe6aaf..a375db37f 100644 --- a/src/modules/uavcan/sensors/gnss.cpp +++ b/src/modules/uavcan/sensors/gnss.cpp @@ -92,7 +92,7 @@ void UavcanGnssBridge::gnss_fix_sub_cb(const uavcan::ReceivedDataStructure<uavca auto report = ::vehicle_gps_position_s(); - report.timestamp_position = hrt_absolute_time(); + report.timestamp_position = msg.getMonotonicTimestamp().toUSec(); report.lat = msg.latitude_deg_1e8 / 10; report.lon = msg.longitude_deg_1e8 / 10; report.alt = msg.height_msl_mm; diff --git a/src/modules/uavcan/sensors/gnss.hpp b/src/modules/uavcan/sensors/gnss.hpp index e8466b401..2111ff80b 100644 --- a/src/modules/uavcan/sensors/gnss.hpp +++ b/src/modules/uavcan/sensors/gnss.hpp @@ -43,8 +43,6 @@ #pragma once -#include <drivers/drv_hrt.h> - #include <uORB/uORB.h> #include <uORB/topics/vehicle_gps_position.h> diff --git a/src/modules/uavcan/sensors/mag.cpp b/src/modules/uavcan/sensors/mag.cpp index 8e6a9a22f..35ebee542 100644 --- a/src/modules/uavcan/sensors/mag.cpp +++ b/src/modules/uavcan/sensors/mag.cpp @@ -37,6 +37,8 @@ #include "mag.hpp" +#include <systemlib/err.h> + static const orb_id_t MAG_TOPICS[3] = { ORB_ID(sensor_mag0), ORB_ID(sensor_mag1), @@ -49,6 +51,8 @@ UavcanMagnetometerBridge::UavcanMagnetometerBridge(uavcan::INode& node) : UavcanCDevSensorBridgeBase("uavcan_mag", "/dev/uavcan/mag", MAG_DEVICE_PATH, MAG_TOPICS), _sub_mag(node) { + _device_id.devid_s.devtype = DRV_MAG_DEVTYPE_HMC5883; + _scale.x_scale = 1.0F; _scale.y_scale = 1.0F; _scale.z_scale = 1.0F; @@ -69,9 +73,36 @@ int UavcanMagnetometerBridge::init() return 0; } +ssize_t UavcanMagnetometerBridge::read(struct file *filp, char *buffer, size_t buflen) +{ + static uint64_t last_read = 0; + struct mag_report *mag_buf = reinterpret_cast<struct mag_report *>(buffer); + + /* buffer must be large enough */ + unsigned count = buflen / sizeof(struct mag_report); + if (count < 1) { + return -ENOSPC; + } + + if (last_read < _report.timestamp) { + /* copy report */ + lock(); + *mag_buf = _report; + last_read = _report.timestamp; + unlock(); + return sizeof(struct mag_report); + } else { + /* no new data available, warn caller */ + return -EAGAIN; + } +} + int UavcanMagnetometerBridge::ioctl(struct file *filp, int cmd, unsigned long arg) { switch (cmd) { + case SENSORIOCSQUEUEDEPTH: { + return OK; // Pretend that this stuff is supported to keep APM happy + } case MAGIOCSSCALE: { std::memcpy(&_scale, reinterpret_cast<const void*>(arg), sizeof(_scale)); return 0; @@ -84,7 +115,7 @@ int UavcanMagnetometerBridge::ioctl(struct file *filp, int cmd, unsigned long ar return 0; // Nothing to do } case MAGIOCGEXTERNAL: { - return 0; // We don't want anyone to transform the coordinate frame, so we declare it onboard + return 1; // declare it external rise it's priority and to allow for correct orientation compensation } case MAGIOCSSAMPLERATE: { return 0; // Pretend that this stuff is supported to keep the sensor app happy @@ -106,18 +137,14 @@ int UavcanMagnetometerBridge::ioctl(struct file *filp, int cmd, unsigned long ar void UavcanMagnetometerBridge::mag_sub_cb(const uavcan::ReceivedDataStructure<uavcan::equipment::ahrs::Magnetometer> &msg) { - auto report = ::mag_report(); - - report.range_ga = 1.3F; // Arbitrary number, doesn't really mean anything - - report.timestamp = msg.getUtcTimestamp().toUSec(); - if (report.timestamp == 0) { - report.timestamp = msg.getMonotonicTimestamp().toUSec(); - } + lock(); + _report.range_ga = 1.3F; // Arbitrary number, doesn't really mean anything + _report.timestamp = msg.getMonotonicTimestamp().toUSec(); - report.x = (msg.magnetic_field[0] - _scale.x_offset) * _scale.x_scale; - report.y = (msg.magnetic_field[1] - _scale.y_offset) * _scale.y_scale; - report.z = (msg.magnetic_field[2] - _scale.z_offset) * _scale.z_scale; + _report.x = (msg.magnetic_field[0] - _scale.x_offset) * _scale.x_scale; + _report.y = (msg.magnetic_field[1] - _scale.y_offset) * _scale.y_scale; + _report.z = (msg.magnetic_field[2] - _scale.z_offset) * _scale.z_scale; + unlock(); - publish(msg.getSrcNodeID().get(), &report); + publish(msg.getSrcNodeID().get(), &_report); } diff --git a/src/modules/uavcan/sensors/mag.hpp b/src/modules/uavcan/sensors/mag.hpp index 6d413a8f7..74077d883 100644 --- a/src/modules/uavcan/sensors/mag.hpp +++ b/src/modules/uavcan/sensors/mag.hpp @@ -54,6 +54,7 @@ public: int init() override; private: + ssize_t read(struct file *filp, char *buffer, size_t buflen); int ioctl(struct file *filp, int cmd, unsigned long arg) override; void mag_sub_cb(const uavcan::ReceivedDataStructure<uavcan::equipment::ahrs::Magnetometer> &msg); @@ -65,4 +66,5 @@ private: uavcan::Subscriber<uavcan::equipment::ahrs::Magnetometer, MagCbBinder> _sub_mag; mag_scale _scale = {}; + mag_report _report = {}; }; diff --git a/src/modules/uavcan/sensors/sensor_bridge.cpp b/src/modules/uavcan/sensors/sensor_bridge.cpp index 9608ce680..0999938fc 100644 --- a/src/modules/uavcan/sensors/sensor_bridge.cpp +++ b/src/modules/uavcan/sensors/sensor_bridge.cpp @@ -103,6 +103,9 @@ void UavcanCDevSensorBridgeBase::publish(const int node_id, const void *report) return; } + // update device id as we now know our device node_id + _device_id.devid_s.address = static_cast<uint8_t>(node_id); + // Ask the CDev helper which class instance we can take const int class_instance = register_class_devname(_class_devname); if (class_instance < 0 || class_instance >= int(_max_channels)) { diff --git a/src/modules/uavcan/sensors/sensor_bridge.hpp b/src/modules/uavcan/sensors/sensor_bridge.hpp index 1316f7ecc..e31960537 100644 --- a/src/modules/uavcan/sensors/sensor_bridge.hpp +++ b/src/modules/uavcan/sensors/sensor_bridge.hpp @@ -112,6 +112,8 @@ protected: _channels(new Channel[MaxChannels]) { memcpy(_orb_topics, orb_topics, sizeof(orb_id_t) * MaxChannels); + _device_id.devid_s.bus_type = DeviceBusType_UAVCAN; + _device_id.devid_s.bus = 0; } /** diff --git a/src/modules/uavcan/uavcan_main.cpp b/src/modules/uavcan/uavcan_main.cpp index a8485ee44..8147a8b89 100644 --- a/src/modules/uavcan/uavcan_main.cpp +++ b/src/modules/uavcan/uavcan_main.cpp @@ -269,6 +269,24 @@ void UavcanNode::node_spin_once() } } +/* + add a fd to the list of polled events. This assumes you want + POLLIN for now. + */ +int UavcanNode::add_poll_fd(int fd) +{ + int ret = _poll_fds_num; + if (_poll_fds_num >= UAVCAN_NUM_POLL_FDS) { + errx(1, "uavcan: too many poll fds, exiting"); + } + _poll_fds[_poll_fds_num] = ::pollfd(); + _poll_fds[_poll_fds_num].fd = fd; + _poll_fds[_poll_fds_num].events = POLLIN; + _poll_fds_num += 1; + return ret; +} + + int UavcanNode::run() { (void)pthread_mutex_lock(&_node_mutex); @@ -279,9 +297,10 @@ int UavcanNode::run() _output_count = 2; _armed_sub = orb_subscribe(ORB_ID(actuator_armed)); + _test_motor_sub = orb_subscribe(ORB_ID(test_motor)); + _actuator_direct_sub = orb_subscribe(ORB_ID(actuator_direct)); - actuator_outputs_s outputs; - memset(&outputs, 0, sizeof(outputs)); + memset(&_outputs, 0, sizeof(_outputs)); const int busevent_fd = ::open(uavcan_stm32::BusEvent::DevName, 0); if (busevent_fd < 0) @@ -303,11 +322,15 @@ int UavcanNode::run() * the value returned from poll() to detect whether actuator control has timed out or not. * Instead, all ORB events need to be checked individually (see below). */ - _poll_fds_num = 0; - _poll_fds[_poll_fds_num] = ::pollfd(); - _poll_fds[_poll_fds_num].fd = busevent_fd; - _poll_fds[_poll_fds_num].events = POLLIN; - _poll_fds_num += 1; + add_poll_fd(busevent_fd); + + /* + * setup poll to look for actuator direct input if we are + * subscribed to the topic + */ + if (_actuator_direct_sub != -1) { + _actuator_direct_poll_fd_num = add_poll_fd(_actuator_direct_sub); + } while (!_task_should_exit) { // update actuator controls subscriptions if needed @@ -325,6 +348,8 @@ int UavcanNode::run() node_spin_once(); // Non-blocking + bool new_output = false; + // this would be bad... if (poll_ret < 0) { log("poll error %d", errno); @@ -332,67 +357,102 @@ int UavcanNode::run() } else { // get controls for required topics bool controls_updated = false; - unsigned poll_id = 1; for (unsigned i = 0; i < NUM_ACTUATOR_CONTROL_GROUPS; i++) { if (_control_subs[i] > 0) { - if (_poll_fds[poll_id].revents & POLLIN) { + if (_poll_fds[_poll_ids[i]].revents & POLLIN) { controls_updated = true; orb_copy(_control_topics[i], _control_subs[i], &_controls[i]); } - poll_id++; } } + /* + see if we have any direct actuator updates + */ + if (_actuator_direct_sub != -1 && + (_poll_fds[_actuator_direct_poll_fd_num].revents & POLLIN) && + orb_copy(ORB_ID(actuator_direct), _actuator_direct_sub, &_actuator_direct) == OK && + !_test_in_progress) { + if (_actuator_direct.nvalues > NUM_ACTUATOR_OUTPUTS) { + _actuator_direct.nvalues = NUM_ACTUATOR_OUTPUTS; + } + memcpy(&_outputs.output[0], &_actuator_direct.values[0], + _actuator_direct.nvalues*sizeof(float)); + _outputs.noutputs = _actuator_direct.nvalues; + new_output = true; + } + // can we mix? - if (controls_updated && (_mixers != nullptr)) { + if (_test_in_progress) { + memset(&_outputs, 0, sizeof(_outputs)); + if (_test_motor.motor_number < NUM_ACTUATOR_OUTPUTS) { + _outputs.output[_test_motor.motor_number] = _test_motor.value*2.0f-1.0f; + _outputs.noutputs = _test_motor.motor_number+1; + } + new_output = true; + } else if (controls_updated && (_mixers != nullptr)) { // XXX one output group has 8 outputs max, // but this driver could well serve multiple groups. unsigned num_outputs_max = 8; // Do mixing - outputs.noutputs = _mixers->mix(&outputs.output[0], num_outputs_max); - outputs.timestamp = hrt_absolute_time(); - - // iterate actuators - for (unsigned i = 0; i < outputs.noutputs; i++) { - // last resort: catch NaN, INF and out-of-band errors - if (!isfinite(outputs.output[i])) { - /* - * 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 - * spinning motors. It would be deadly in flight. - */ - outputs.output[i] = -1.0f; - } + _outputs.noutputs = _mixers->mix(&_outputs.output[0], num_outputs_max); - // limit outputs to valid range + new_output = true; + } + } - // never go below min - if (outputs.output[i] < -1.0f) { - outputs.output[i] = -1.0f; - } + if (new_output) { + // iterate actuators, checking for valid values + for (uint8_t i = 0; i < _outputs.noutputs; i++) { + // last resort: catch NaN, INF and out-of-band errors + if (!isfinite(_outputs.output[i])) { + /* + * 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 + * spinning motors. It would be deadly in flight. + */ + _outputs.output[i] = -1.0f; + } - // never go below max - if (outputs.output[i] > 1.0f) { - outputs.output[i] = 1.0f; - } + // never go below min + if (_outputs.output[i] < -1.0f) { + _outputs.output[i] = -1.0f; } - // Output to the bus - _esc_controller.update_outputs(outputs.output, outputs.noutputs); + // never go above max + if (_outputs.output[i] > 1.0f) { + _outputs.output[i] = 1.0f; + } } + // Output to the bus + _outputs.timestamp = hrt_absolute_time(); + _esc_controller.update_outputs(_outputs.output, _outputs.noutputs); } - // Check arming state + + // Check motor test state bool updated = false; + orb_check(_test_motor_sub, &updated); + + if (updated) { + orb_copy(ORB_ID(test_motor), _test_motor_sub, &_test_motor); + + // Update the test status and check that we're not locked down + _test_in_progress = (_test_motor.value > 0); + _esc_controller.arm_single_esc(_test_motor.motor_number, _test_in_progress); + } + + // Check arming state orb_check(_armed_sub, &updated); if (updated) { orb_copy(ORB_ID(actuator_armed), _armed_sub, &_armed); - // Update the armed status and check that we're not locked down - bool set_armed = _armed.armed && !_armed.lockdown; + // Update the armed status and check that we're not locked down and motor + // test is not running + bool set_armed = _armed.armed && !_armed.lockdown && !_test_in_progress; arm_actuators(set_armed); } @@ -429,7 +489,7 @@ int UavcanNode::arm_actuators(bool arm) { _is_armed = arm; - _esc_controller.arm_esc(arm); + _esc_controller.arm_all_escs(arm); return OK; } @@ -440,7 +500,6 @@ UavcanNode::subscribe() uint32_t sub_groups = _groups_required & ~_groups_subscribed; uint32_t unsub_groups = _groups_subscribed & ~_groups_required; // the first fd used by CAN - _poll_fds_num = 1; for (unsigned i = 0; i < NUM_ACTUATOR_CONTROL_GROUPS; i++) { if (sub_groups & (1 << i)) { warnx("subscribe to actuator_controls_%d", i); @@ -453,9 +512,7 @@ UavcanNode::subscribe() } if (_control_subs[i] > 0) { - _poll_fds[_poll_fds_num].fd = _control_subs[i]; - _poll_fds[_poll_fds_num].events = POLLIN; - _poll_fds_num++; + _poll_ids[i] = add_poll_fd(_control_subs[i]); } } } @@ -553,6 +610,14 @@ UavcanNode::print_info() (unsigned)_groups_subscribed, (unsigned)_groups_required, _poll_fds_num); printf("ESC mixer: %s\n", (_mixers == nullptr) ? "NONE" : "OK"); + if (_outputs.noutputs != 0) { + printf("ESC output: "); + for (uint8_t i=0; i<_outputs.noutputs; i++) { + printf("%d ", (int)(_outputs.output[i]*1000)); + } + printf("\n"); + } + // Sensor bridges auto br = _sensor_bridges.getHead(); while (br != nullptr) { @@ -571,7 +636,7 @@ UavcanNode::print_info() static void print_usage() { warnx("usage: \n" - "\tuavcan {start|status|stop}"); + "\tuavcan {start|status|stop|arm|disarm}"); } extern "C" __EXPORT int uavcan_main(int argc, char *argv[]); @@ -618,6 +683,16 @@ int uavcan_main(int argc, char *argv[]) ::exit(0); } + if (!std::strcmp(argv[1], "arm")) { + inst->arm_actuators(true); + ::exit(0); + } + + if (!std::strcmp(argv[1], "disarm")) { + inst->arm_actuators(false); + ::exit(0); + } + if (!std::strcmp(argv[1], "stop")) { delete inst; ::exit(0); diff --git a/src/modules/uavcan/uavcan_main.hpp b/src/modules/uavcan/uavcan_main.hpp index be7db9741..98f2e5ad4 100644 --- a/src/modules/uavcan/uavcan_main.hpp +++ b/src/modules/uavcan/uavcan_main.hpp @@ -41,6 +41,8 @@ #include <uORB/topics/actuator_controls.h> #include <uORB/topics/actuator_outputs.h> #include <uORB/topics/actuator_armed.h> +#include <uORB/topics/test_motor.h> +#include <uORB/topics/actuator_direct.h> #include "actuators/esc.hpp" #include "sensors/sensor_bridge.hpp" @@ -56,6 +58,9 @@ #define NUM_ACTUATOR_CONTROL_GROUPS_UAVCAN 4 #define UAVCAN_DEVICE_PATH "/dev/uavcan/esc" +// we add two to allow for actuator_direct and busevent +#define UAVCAN_NUM_POLL_FDS (NUM_ACTUATOR_CONTROL_GROUPS_UAVCAN+2) + /** * A UAVCAN node. */ @@ -96,6 +101,8 @@ private: int init(uavcan::NodeID node_id); void node_spin_once(); int run(); + int add_poll_fd(int fd); ///< add a fd to poll list, returning index into _poll_fds[] + int _task = -1; ///< handle to the OS task bool _task_should_exit = false; ///< flag to indicate to tear down the CAN driver @@ -103,6 +110,10 @@ private: actuator_armed_s _armed; ///< the arming request of the system bool _is_armed = false; ///< the arming status of the actuators on the bus + int _test_motor_sub = -1; ///< uORB subscription of the test_motor status + test_motor_s _test_motor; + bool _test_in_progress = false; + unsigned _output_count = 0; ///< number of actuators currently available static UavcanNode *_instance; ///< singleton pointer @@ -120,6 +131,15 @@ private: int _control_subs[NUM_ACTUATOR_CONTROL_GROUPS_UAVCAN] = {}; actuator_controls_s _controls[NUM_ACTUATOR_CONTROL_GROUPS_UAVCAN] = {}; orb_id_t _control_topics[NUM_ACTUATOR_CONTROL_GROUPS_UAVCAN] = {}; - pollfd _poll_fds[NUM_ACTUATOR_CONTROL_GROUPS_UAVCAN + 1] = {}; ///< +1 for /dev/uavcan/busevent + pollfd _poll_fds[UAVCAN_NUM_POLL_FDS] = {}; unsigned _poll_fds_num = 0; + + int _actuator_direct_sub = -1; ///< uORB subscription of the actuator_direct topic + uint8_t _actuator_direct_poll_fd_num; + actuator_direct_s _actuator_direct; + + actuator_outputs_s _outputs; + + // index into _poll_fds for each _control_subs handle + uint8_t _poll_ids[NUM_ACTUATOR_CONTROL_GROUPS_UAVCAN]; }; |