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betaflight/src/main/fc/fc_tasks.c
2016-11-30 21:30:57 +00:00

466 lines
12 KiB
C

/*
* This file is part of Cleanflight.
*
* Cleanflight is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Cleanflight is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Cleanflight. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdbool.h>
#include <stdlib.h>
#include <stdint.h>
#include <platform.h>
#include "cms/cms.h"
#include "common/axis.h"
#include "common/color.h"
#include "common/utils.h"
#include "drivers/sensor.h"
#include "drivers/accgyro.h"
#include "drivers/compass.h"
#include "drivers/serial.h"
#include "fc/config.h"
#include "fc/fc_msp.h"
#include "fc/fc_tasks.h"
#include "fc/mw.h"
#include "fc/rc_controls.h"
#include "fc/runtime_config.h"
#include "flight/pid.h"
#include "flight/altitudehold.h"
#include "io/beeper.h"
#include "io/dashboard.h"
#include "io/gps.h"
#include "io/ledstrip.h"
#include "io/osd.h"
#include "io/serial.h"
#include "io/serial_cli.h"
#include "io/transponder_ir.h"
#include "msp/msp_serial.h"
#include "rx/rx.h"
#include "sensors/sensors.h"
#include "sensors/acceleration.h"
#include "sensors/barometer.h"
#include "sensors/battery.h"
#include "sensors/compass.h"
#include "sensors/gyro.h"
#include "sensors/sonar.h"
#include "scheduler/scheduler.h"
#include "telemetry/telemetry.h"
#include "telemetry/esc_telemetry.h"
#include "config/feature.h"
#include "config/config_profile.h"
#include "config/config_master.h"
#ifdef USE_BST
void taskBstMasterProcess(uint32_t currentTime);
#endif
#define TASK_PERIOD_HZ(hz) (1000000 / (hz))
#define TASK_PERIOD_MS(ms) ((ms) * 1000)
#define TASK_PERIOD_US(us) (us)
/* VBAT monitoring interval (in microseconds) - 1s*/
#define VBATINTERVAL (6 * 3500)
/* IBat monitoring interval (in microseconds) - 6 default looptimes */
#define IBATINTERVAL (6 * 3500)
static void taskUpdateAccelerometer(uint32_t currentTime)
{
UNUSED(currentTime);
imuUpdateAccelerometer(&masterConfig.accelerometerTrims);
}
static void taskHandleSerial(uint32_t currentTime)
{
UNUSED(currentTime);
#ifdef USE_CLI
// in cli mode, all serial stuff goes to here. enter cli mode by sending #
if (cliMode) {
cliProcess();
return;
}
#endif
mspSerialProcess(ARMING_FLAG(ARMED) ? MSP_SKIP_NON_MSP_DATA : MSP_EVALUATE_NON_MSP_DATA, mspFcProcessCommand);
}
static void taskUpdateBattery(uint32_t currentTime)
{
#ifdef USE_ADC
static uint32_t vbatLastServiced = 0;
if (feature(FEATURE_VBAT) || feature(FEATURE_ESC_TELEMETRY)) {
if (cmp32(currentTime, vbatLastServiced) >= VBATINTERVAL) {
vbatLastServiced = currentTime;
updateBattery();
}
}
#endif
static uint32_t ibatLastServiced = 0;
if (feature(FEATURE_CURRENT_METER) || feature(FEATURE_ESC_TELEMETRY)) {
const int32_t ibatTimeSinceLastServiced = cmp32(currentTime, ibatLastServiced);
if (ibatTimeSinceLastServiced >= IBATINTERVAL) {
ibatLastServiced = currentTime;
updateCurrentMeter(ibatTimeSinceLastServiced, &masterConfig.rxConfig, flight3DConfig()->deadband3d_throttle);
}
}
}
static void taskUpdateRxMain(uint32_t currentTime)
{
processRx(currentTime);
isRXDataNew = true;
#if !defined(BARO) && !defined(SONAR)
// updateRcCommands sets rcCommand, which is needed by updateAltHoldState and updateSonarAltHoldState
updateRcCommands();
#endif
updateLEDs();
#ifdef BARO
if (sensors(SENSOR_BARO)) {
updateAltHoldState();
}
#endif
#ifdef SONAR
if (sensors(SENSOR_SONAR)) {
updateSonarAltHoldState();
}
#endif
}
#ifdef MAG
static void taskUpdateCompass(uint32_t currentTime)
{
if (sensors(SENSOR_MAG)) {
compassUpdate(currentTime, &sensorTrims()->magZero);
}
}
#endif
#ifdef BARO
static void taskUpdateBaro(uint32_t currentTime)
{
UNUSED(currentTime);
if (sensors(SENSOR_BARO)) {
const uint32_t newDeadline = baroUpdate();
if (newDeadline != 0) {
rescheduleTask(TASK_SELF, newDeadline);
}
}
}
#endif
#if defined(BARO) || defined(SONAR)
static void taskCalculateAltitude(uint32_t currentTime)
{
if (false
#if defined(BARO)
|| (sensors(SENSOR_BARO) && isBaroReady())
#endif
#if defined(SONAR)
|| sensors(SENSOR_SONAR)
#endif
) {
calculateEstimatedAltitude(currentTime);
}}
#endif
#ifdef TELEMETRY
static void taskTelemetry(uint32_t currentTime)
{
telemetryCheckState();
if (!cliMode && feature(FEATURE_TELEMETRY)) {
telemetryProcess(currentTime, &masterConfig.rxConfig, flight3DConfig()->deadband3d_throttle);
}
}
#endif
#ifdef USE_ESC_TELEMETRY
static void taskEscTelemetry(uint32_t currentTime)
{
if (feature(FEATURE_ESC_TELEMETRY)) {
escTelemetryProcess(currentTime);
}
}
#endif
void fcTasksInit(void)
{
schedulerInit();
rescheduleTask(TASK_GYROPID, gyro.targetLooptime);
setTaskEnabled(TASK_GYROPID, true);
if (sensors(SENSOR_ACC)) {
setTaskEnabled(TASK_ACCEL, true);
rescheduleTask(TASK_ACCEL, accSamplingInterval);
}
setTaskEnabled(TASK_ATTITUDE, sensors(SENSOR_ACC));
setTaskEnabled(TASK_SERIAL, true);
setTaskEnabled(TASK_BATTERY, feature(FEATURE_VBAT) || feature(FEATURE_CURRENT_METER));
setTaskEnabled(TASK_RX, true);
#ifdef BEEPER
setTaskEnabled(TASK_BEEPER, true);
#endif
#ifdef GPS
setTaskEnabled(TASK_GPS, feature(FEATURE_GPS));
#endif
#ifdef MAG
setTaskEnabled(TASK_COMPASS, sensors(SENSOR_MAG));
#if defined(USE_SPI) && defined(USE_MAG_AK8963)
// fixme temporary solution for AK6983 via slave I2C on MPU9250
rescheduleTask(TASK_COMPASS, TASK_PERIOD_HZ(40));
#endif
#endif
#ifdef BARO
setTaskEnabled(TASK_BARO, sensors(SENSOR_BARO));
#endif
#ifdef SONAR
setTaskEnabled(TASK_SONAR, sensors(SENSOR_SONAR));
#endif
#if defined(BARO) || defined(SONAR)
setTaskEnabled(TASK_ALTITUDE, sensors(SENSOR_BARO) || sensors(SENSOR_SONAR));
#endif
#ifdef USE_DASHBOARD
setTaskEnabled(TASK_DASHBOARD, feature(FEATURE_DASHBOARD));
#endif
#ifdef TELEMETRY
setTaskEnabled(TASK_TELEMETRY, feature(FEATURE_TELEMETRY));
if (feature(FEATURE_TELEMETRY)) {
if (masterConfig.rxConfig.serialrx_provider == SERIALRX_JETIEXBUS) {
// Reschedule telemetry to 500hz for Jeti Exbus
rescheduleTask(TASK_TELEMETRY, TASK_PERIOD_HZ(500));
} else if (masterConfig.rxConfig.serialrx_provider == SERIALRX_CRSF) {
// Reschedule telemetry to 500hz, 2ms for CRSF
rescheduleTask(TASK_TELEMETRY, TASK_PERIOD_HZ(500));
}
}
#endif
#ifdef LED_STRIP
setTaskEnabled(TASK_LEDSTRIP, feature(FEATURE_LED_STRIP));
#endif
#ifdef TRANSPONDER
setTaskEnabled(TASK_TRANSPONDER, feature(FEATURE_TRANSPONDER));
#endif
#ifdef OSD
setTaskEnabled(TASK_OSD, feature(FEATURE_OSD));
#endif
#ifdef USE_BST
setTaskEnabled(TASK_BST_MASTER_PROCESS, true);
#endif
#ifdef USE_ESC_TELEMETRY
setTaskEnabled(TASK_ESC_TELEMETRY, feature(FEATURE_ESC_TELEMETRY));
#endif
#ifdef CMS
#ifdef USE_MSP_DISPLAYPORT
setTaskEnabled(TASK_CMS, true);
#else
setTaskEnabled(TASK_CMS, feature(FEATURE_OSD) || feature(FEATURE_DASHBOARD));
#endif
#endif
}
cfTask_t cfTasks[TASK_COUNT] = {
[TASK_SYSTEM] = {
.taskName = "SYSTEM",
.taskFunc = taskSystem,
.desiredPeriod = TASK_PERIOD_HZ(10), // 10Hz, every 100 ms
.staticPriority = TASK_PRIORITY_HIGH,
},
[TASK_GYROPID] = {
.taskName = "PID",
.subTaskName = "GYRO",
.taskFunc = taskMainPidLoop,
.desiredPeriod = TASK_GYROPID_DESIRED_PERIOD,
.staticPriority = TASK_PRIORITY_REALTIME,
},
[TASK_ACCEL] = {
.taskName = "ACCEL",
.taskFunc = taskUpdateAccelerometer,
.desiredPeriod = TASK_PERIOD_HZ(1000), // 1000Hz, every 1ms
.staticPriority = TASK_PRIORITY_MEDIUM,
},
[TASK_ATTITUDE] = {
.taskName = "ATTITUDE",
.taskFunc = imuUpdateAttitude,
.desiredPeriod = TASK_PERIOD_HZ(100),
.staticPriority = TASK_PRIORITY_MEDIUM,
},
[TASK_RX] = {
.taskName = "RX",
.checkFunc = rxUpdateCheck,
.taskFunc = taskUpdateRxMain,
.desiredPeriod = TASK_PERIOD_HZ(50), // If event-based scheduling doesn't work, fallback to periodic scheduling
.staticPriority = TASK_PRIORITY_HIGH,
},
[TASK_SERIAL] = {
.taskName = "SERIAL",
.taskFunc = taskHandleSerial,
.desiredPeriod = TASK_PERIOD_HZ(100), // 100 Hz should be enough to flush up to 115 bytes @ 115200 baud
.staticPriority = TASK_PRIORITY_LOW,
},
[TASK_BATTERY] = {
.taskName = "BATTERY",
.taskFunc = taskUpdateBattery,
.desiredPeriod = TASK_PERIOD_HZ(50), // 50 Hz
.staticPriority = TASK_PRIORITY_MEDIUM,
},
#ifdef BEEPER
[TASK_BEEPER] = {
.taskName = "BEEPER",
.taskFunc = beeperUpdate,
.desiredPeriod = TASK_PERIOD_HZ(100), // 100 Hz
.staticPriority = TASK_PRIORITY_LOW,
},
#endif
#ifdef GPS
[TASK_GPS] = {
.taskName = "GPS",
.taskFunc = gpsUpdate,
.desiredPeriod = TASK_PERIOD_HZ(10), // GPS usually don't go raster than 10Hz
.staticPriority = TASK_PRIORITY_MEDIUM,
},
#endif
#ifdef MAG
[TASK_COMPASS] = {
.taskName = "COMPASS",
.taskFunc = taskUpdateCompass,
.desiredPeriod = TASK_PERIOD_HZ(10), // Compass is updated at 10 Hz
.staticPriority = TASK_PRIORITY_LOW,
},
#endif
#ifdef BARO
[TASK_BARO] = {
.taskName = "BARO",
.taskFunc = taskUpdateBaro,
.desiredPeriod = TASK_PERIOD_HZ(20),
.staticPriority = TASK_PRIORITY_LOW,
},
#endif
#ifdef SONAR
[TASK_SONAR] = {
.taskName = "SONAR",
.taskFunc = sonarUpdate,
.desiredPeriod = TASK_PERIOD_MS(70), // 70ms required so that SONAR pulses do not interfer with each other
.staticPriority = TASK_PRIORITY_LOW,
},
#endif
#if defined(BARO) || defined(SONAR)
[TASK_ALTITUDE] = {
.taskName = "ALTITUDE",
.taskFunc = taskCalculateAltitude,
.desiredPeriod = TASK_PERIOD_HZ(40),
.staticPriority = TASK_PRIORITY_LOW,
},
#endif
#ifdef TRANSPONDER
[TASK_TRANSPONDER] = {
.taskName = "TRANSPONDER",
.taskFunc = transponderUpdate,
.desiredPeriod = TASK_PERIOD_HZ(250), // 250 Hz, 4ms
.staticPriority = TASK_PRIORITY_LOW,
},
#endif
#ifdef USE_DASHBOARD
[TASK_DASHBOARD] = {
.taskName = "DASHBOARD",
.taskFunc = dashboardUpdate,
.desiredPeriod = TASK_PERIOD_HZ(10),
.staticPriority = TASK_PRIORITY_LOW,
},
#endif
#ifdef OSD
[TASK_OSD] = {
.taskName = "OSD",
.taskFunc = osdUpdate,
.desiredPeriod = TASK_PERIOD_HZ(60), // 60 Hz
.staticPriority = TASK_PRIORITY_LOW,
},
#endif
#ifdef TELEMETRY
[TASK_TELEMETRY] = {
.taskName = "TELEMETRY",
.taskFunc = taskTelemetry,
.desiredPeriod = TASK_PERIOD_HZ(250), // 250 Hz, 4ms
.staticPriority = TASK_PRIORITY_LOW,
},
#endif
#ifdef LED_STRIP
[TASK_LEDSTRIP] = {
.taskName = "LEDSTRIP",
.taskFunc = ledStripUpdate,
.desiredPeriod = TASK_PERIOD_HZ(100), // 100 Hz, 10ms
.staticPriority = TASK_PRIORITY_LOW,
},
#endif
#ifdef USE_BST
[TASK_BST_MASTER_PROCESS] = {
.taskName = "BST_MASTER_PROCESS",
.taskFunc = taskBstMasterProcess,
.desiredPeriod = TASK_PERIOD_HZ(50), // 50 Hz, 20ms
.staticPriority = TASK_PRIORITY_IDLE,
},
#endif
#ifdef USE_ESC_TELEMETRY
[TASK_ESC_TELEMETRY] = {
.taskName = "ESC_TELEMETRY",
.taskFunc = taskEscTelemetry,
.desiredPeriod = 1000000 / 100, // 100 Hz
.staticPriority = TASK_PRIORITY_LOW,
},
#endif
#ifdef CMS
[TASK_CMS] = {
.taskName = "CMS",
.taskFunc = cmsHandler,
.desiredPeriod = TASK_PERIOD_HZ(60), // 60 Hz
.staticPriority = TASK_PRIORITY_LOW,
},
#endif
};