atbetaflight/src/main/sensors/initialisation.c

655 lines
17 KiB
C
Executable File

/*
* 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 <stdint.h>
#include <string.h>
#include "platform.h"
#include "build_config.h"
#include "common/axis.h"
#include "drivers/gpio.h"
#include "drivers/system.h"
#include "drivers/exti.h"
#include "drivers/sensor.h"
#include "drivers/accgyro.h"
#include "drivers/accgyro_adxl345.h"
#include "drivers/accgyro_bma280.h"
#include "drivers/accgyro_l3g4200d.h"
#include "drivers/accgyro_mma845x.h"
#include "drivers/accgyro_mpu.h"
#include "drivers/accgyro_mpu3050.h"
#include "drivers/accgyro_mpu6050.h"
#include "drivers/accgyro_mpu6500.h"
#include "drivers/accgyro_l3gd20.h"
#include "drivers/accgyro_lsm303dlhc.h"
#include "drivers/bus_spi.h"
#include "drivers/accgyro_spi_mpu6000.h"
#include "drivers/accgyro_spi_mpu6500.h"
#include "drivers/accgyro_spi_mpu9250.h"
#include "drivers/gyro_sync.h"
#include "drivers/barometer.h"
#include "drivers/barometer_bmp085.h"
#include "drivers/barometer_bmp280.h"
#include "drivers/barometer_ms5611.h"
#include "drivers/compass.h"
#include "drivers/compass_hmc5883l.h"
#include "drivers/compass_ak8975.h"
#include "drivers/compass_ak8963.h"
#include "drivers/sonar_hcsr04.h"
#include "config/runtime_config.h"
#include "sensors/sensors.h"
#include "sensors/acceleration.h"
#include "sensors/barometer.h"
#include "sensors/gyro.h"
#include "sensors/compass.h"
#include "sensors/sonar.h"
#include "sensors/initialisation.h"
#ifdef USE_HARDWARE_REVISION_DETECTION
#include "hardware_revision.h"
#endif
extern float magneticDeclination;
extern gyro_t gyro;
extern baro_t baro;
extern acc_t acc;
uint8_t detectedSensors[MAX_SENSORS_TO_DETECT] = { GYRO_NONE, ACC_NONE, BARO_NONE, MAG_NONE };
const extiConfig_t *selectMPUIntExtiConfig(void)
{
#if defined(MPU_INT_EXTI)
static const extiConfig_t mpuIntExtiConfig = { .tag = IO_TAG(MPU_INT_EXTI) };
return &mpuIntExtiConfig;
#elif defined(USE_HARDWARE_REVISION_DETECTION)
return selectMPUIntExtiConfigByHardwareRevision();
#else
return NULL;
#endif
}
#ifdef USE_FAKE_GYRO
int16_t fake_gyro_values[XYZ_AXIS_COUNT] = { 0,0,0 };
static void fakeGyroInit(uint8_t lpf)
{
UNUSED(lpf);
}
static bool fakeGyroRead(int16_t *gyroADC)
{
for (int i = 0; i < XYZ_AXIS_COUNT; ++i) {
gyroADC[i] = fake_gyro_values[i];
}
return true;
}
static bool fakeGyroReadTemp(int16_t *tempData)
{
UNUSED(tempData);
return true;
}
bool fakeGyroDetect(gyro_t *gyro)
{
gyro->init = fakeGyroInit;
gyro->read = fakeGyroRead;
gyro->temperature = fakeGyroReadTemp;
gyro->scale = 1.0f / 16.4f;
return true;
}
#endif
#ifdef USE_FAKE_ACC
int16_t fake_acc_values[XYZ_AXIS_COUNT] = {0,0,0};
static void fakeAccInit(acc_t *acc) {UNUSED(acc);}
static bool fakeAccRead(int16_t *accData) {
for(int i=0;i<XYZ_AXIS_COUNT;++i) {
accData[i] = fake_acc_values[i];
}
return true;
}
bool fakeAccDetect(acc_t *acc)
{
acc->init = fakeAccInit;
acc->read = fakeAccRead;
acc->revisionCode = 0;
return true;
}
#endif
bool detectGyro(void)
{
gyroSensor_e gyroHardware = GYRO_DEFAULT;
gyroAlign = ALIGN_DEFAULT;
switch(gyroHardware) {
case GYRO_DEFAULT:
; // fallthrough
case GYRO_MPU6050:
#ifdef USE_GYRO_MPU6050
if (mpu6050GyroDetect(&gyro)) {
#ifdef GYRO_MPU6050_ALIGN
gyroHardware = GYRO_MPU6050;
gyroAlign = GYRO_MPU6050_ALIGN;
#endif
break;
}
#endif
; // fallthrough
case GYRO_L3G4200D:
#ifdef USE_GYRO_L3G4200D
if (l3g4200dDetect(&gyro)) {
#ifdef GYRO_L3G4200D_ALIGN
gyroHardware = GYRO_L3G4200D;
gyroAlign = GYRO_L3G4200D_ALIGN;
#endif
break;
}
#endif
; // fallthrough
case GYRO_MPU3050:
#ifdef USE_GYRO_MPU3050
if (mpu3050Detect(&gyro)) {
#ifdef GYRO_MPU3050_ALIGN
gyroHardware = GYRO_MPU3050;
gyroAlign = GYRO_MPU3050_ALIGN;
#endif
break;
}
#endif
; // fallthrough
case GYRO_L3GD20:
#ifdef USE_GYRO_L3GD20
if (l3gd20Detect(&gyro)) {
#ifdef GYRO_L3GD20_ALIGN
gyroHardware = GYRO_L3GD20;
gyroAlign = GYRO_L3GD20_ALIGN;
#endif
break;
}
#endif
; // fallthrough
case GYRO_MPU6000:
#ifdef USE_GYRO_SPI_MPU6000
if (mpu6000SpiGyroDetect(&gyro)) {
#ifdef GYRO_MPU6000_ALIGN
gyroHardware = GYRO_MPU6000;
gyroAlign = GYRO_MPU6000_ALIGN;
#endif
break;
}
#endif
; // fallthrough
case GYRO_MPU6500:
#ifdef USE_GYRO_MPU6500
#ifdef USE_GYRO_SPI_MPU6500
if (mpu6500GyroDetect(&gyro) || mpu6500SpiGyroDetect(&gyro))
#else
if (mpu6500GyroDetect(&gyro))
#endif
{
gyroHardware = GYRO_MPU6500;
#ifdef GYRO_MPU6500_ALIGN
gyroAlign = GYRO_MPU6500_ALIGN;
#endif
break;
}
#endif
; // fallthrough
case GYRO_MPU9250:
#ifdef USE_GYRO_SPI_MPU9250
if (mpu9250SpiGyroDetect(&gyro))
{
gyroHardware = GYRO_MPU9250;
#ifdef GYRO_MPU9250_ALIGN
gyroAlign = GYRO_MPU9250_ALIGN;
#endif
break;
}
#endif
; // fallthrough
case GYRO_FAKE:
#ifdef USE_FAKE_GYRO
if (fakeGyroDetect(&gyro)) {
gyroHardware = GYRO_FAKE;
break;
}
#endif
; // fallthrough
case GYRO_NONE:
gyroHardware = GYRO_NONE;
}
if (gyroHardware == GYRO_NONE) {
return false;
}
detectedSensors[SENSOR_INDEX_GYRO] = gyroHardware;
sensorsSet(SENSOR_GYRO);
return true;
}
static void detectAcc(accelerationSensor_e accHardwareToUse)
{
accelerationSensor_e accHardware;
#ifdef USE_ACC_ADXL345
drv_adxl345_config_t acc_params;
#endif
retry:
accAlign = ALIGN_DEFAULT;
switch (accHardwareToUse) {
case ACC_DEFAULT:
; // fallthrough
case ACC_ADXL345: // ADXL345
#ifdef USE_ACC_ADXL345
acc_params.useFifo = false;
acc_params.dataRate = 800; // unused currently
#ifdef NAZE
if (hardwareRevision < NAZE32_REV5 && adxl345Detect(&acc_params, &acc)) {
#else
if (adxl345Detect(&acc_params, &acc)) {
#endif
#ifdef ACC_ADXL345_ALIGN
accAlign = ACC_ADXL345_ALIGN;
#endif
accHardware = ACC_ADXL345;
break;
}
#endif
; // fallthrough
case ACC_LSM303DLHC:
#ifdef USE_ACC_LSM303DLHC
if (lsm303dlhcAccDetect(&acc)) {
#ifdef ACC_LSM303DLHC_ALIGN
accAlign = ACC_LSM303DLHC_ALIGN;
#endif
accHardware = ACC_LSM303DLHC;
break;
}
#endif
; // fallthrough
case ACC_MPU6050: // MPU6050
#ifdef USE_ACC_MPU6050
if (mpu6050AccDetect(&acc)) {
#ifdef ACC_MPU6050_ALIGN
accAlign = ACC_MPU6050_ALIGN;
#endif
accHardware = ACC_MPU6050;
break;
}
#endif
; // fallthrough
case ACC_MMA8452: // MMA8452
#ifdef USE_ACC_MMA8452
#ifdef NAZE
// Not supported with this frequency
if (hardwareRevision < NAZE32_REV5 && mma8452Detect(&acc)) {
#else
if (mma8452Detect(&acc)) {
#endif
#ifdef ACC_MMA8452_ALIGN
accAlign = ACC_MMA8452_ALIGN;
#endif
accHardware = ACC_MMA8452;
break;
}
#endif
; // fallthrough
case ACC_BMA280: // BMA280
#ifdef USE_ACC_BMA280
if (bma280Detect(&acc)) {
#ifdef ACC_BMA280_ALIGN
accAlign = ACC_BMA280_ALIGN;
#endif
accHardware = ACC_BMA280;
break;
}
#endif
; // fallthrough
case ACC_MPU6000:
#ifdef USE_ACC_SPI_MPU6000
if (mpu6000SpiAccDetect(&acc)) {
#ifdef ACC_MPU6000_ALIGN
accAlign = ACC_MPU6000_ALIGN;
#endif
accHardware = ACC_MPU6000;
break;
}
#endif
; // fallthrough
case ACC_MPU6500:
#ifdef USE_ACC_MPU6500
#ifdef USE_ACC_SPI_MPU6500
if (mpu6500AccDetect(&acc) || mpu6500SpiAccDetect(&acc))
#else
if (mpu6500AccDetect(&acc))
#endif
{
#ifdef ACC_MPU6500_ALIGN
accAlign = ACC_MPU6500_ALIGN;
#endif
accHardware = ACC_MPU6500;
break;
}
#endif
; // fallthrough
case ACC_FAKE:
#ifdef USE_FAKE_ACC
if (fakeAccDetect(&acc)) {
accHardware = ACC_FAKE;
break;
}
#endif
; // fallthrough
case ACC_NONE: // disable ACC
accHardware = ACC_NONE;
break;
}
// Found anything? Check if error or ACC is really missing.
if (accHardware == ACC_NONE && accHardwareToUse != ACC_DEFAULT && accHardwareToUse != ACC_NONE) {
// Nothing was found and we have a forced sensor that isn't present.
accHardwareToUse = ACC_DEFAULT;
goto retry;
}
if (accHardware == ACC_NONE) {
return;
}
detectedSensors[SENSOR_INDEX_ACC] = accHardware;
sensorsSet(SENSOR_ACC);
}
static void detectBaro(baroSensor_e baroHardwareToUse)
{
#ifndef BARO
UNUSED(baroHardwareToUse);
#else
// Detect what pressure sensors are available. baro->update() is set to sensor-specific update function
baroSensor_e baroHardware = baroHardwareToUse;
#ifdef USE_BARO_BMP085
const bmp085Config_t *bmp085Config = NULL;
#if defined(BARO_XCLR_GPIO) && defined(BARO_EOC_GPIO)
static const bmp085Config_t defaultBMP085Config = {
.xclrIO = IO_TAG(BARO_XCLR_PIN),
.eocIO = IO_TAG(BARO_EOC_PIN),
};
bmp085Config = &defaultBMP085Config;
#endif
#ifdef NAZE
if (hardwareRevision == NAZE32) {
bmp085Disable(bmp085Config);
}
#endif
#endif
switch (baroHardware) {
case BARO_DEFAULT:
; // fallthough
case BARO_MS5611:
#ifdef USE_BARO_MS5611
if (ms5611Detect(&baro)) {
baroHardware = BARO_MS5611;
break;
}
#endif
; // fallthough
case BARO_BMP085:
#ifdef USE_BARO_BMP085
if (bmp085Detect(bmp085Config, &baro)) {
baroHardware = BARO_BMP085;
break;
}
#endif
; // fallthough
case BARO_BMP280:
#ifdef USE_BARO_BMP280
if (bmp280Detect(&baro)) {
baroHardware = BARO_BMP280;
break;
}
#endif
case BARO_NONE:
baroHardware = BARO_NONE;
break;
}
if (baroHardware == BARO_NONE) {
return;
}
detectedSensors[SENSOR_INDEX_BARO] = baroHardware;
sensorsSet(SENSOR_BARO);
#endif
}
static void detectMag(magSensor_e magHardwareToUse)
{
magSensor_e magHardware;
#ifdef USE_MAG_HMC5883
const hmc5883Config_t *hmc5883Config = 0;
#ifdef NAZE
static const hmc5883Config_t nazeHmc5883Config_v1_v4 = {
.gpioAPB2Peripherals = RCC_APB2Periph_GPIOB,
.gpioPin = Pin_12,
.gpioPort = GPIOB,
/* Disabled for v4 needs more work.
.exti_port_source = GPIO_PortSourceGPIOB,
.exti_pin_source = GPIO_PinSource12,
.exti_line = EXTI_Line12,
.exti_irqn = EXTI15_10_IRQn
*/
};
static const hmc5883Config_t nazeHmc5883Config_v5 = {
.gpioAPB2Peripherals = RCC_APB2Periph_GPIOC,
.gpioPin = Pin_14,
.gpioPort = GPIOC,
.exti_port_source = GPIO_PortSourceGPIOC,
.exti_line = EXTI_Line14,
.exti_pin_source = GPIO_PinSource14,
.exti_irqn = EXTI15_10_IRQn
};
if (hardwareRevision < NAZE32_REV5) {
hmc5883Config = &nazeHmc5883Config_v1_v4;
} else {
hmc5883Config = &nazeHmc5883Config_v5;
}
#endif
#ifdef SPRACINGF3
static const hmc5883Config_t spRacingF3Hmc5883Config = {
.gpioAHBPeripherals = RCC_AHBPeriph_GPIOC,
.gpioPin = Pin_14,
.gpioPort = GPIOC,
.exti_port_source = EXTI_PortSourceGPIOC,
.exti_pin_source = EXTI_PinSource14,
.exti_line = EXTI_Line14,
.exti_irqn = EXTI15_10_IRQn
};
hmc5883Config = &spRacingF3Hmc5883Config;
#endif
#endif
retry:
magAlign = ALIGN_DEFAULT;
switch(magHardwareToUse) {
case MAG_DEFAULT:
; // fallthrough
case MAG_HMC5883:
#ifdef USE_MAG_HMC5883
if (hmc5883lDetect(&mag, hmc5883Config)) {
#ifdef MAG_HMC5883_ALIGN
magAlign = MAG_HMC5883_ALIGN;
#endif
magHardware = MAG_HMC5883;
break;
}
#endif
; // fallthrough
case MAG_AK8975:
#ifdef USE_MAG_AK8975
if (ak8975detect(&mag)) {
#ifdef MAG_AK8975_ALIGN
magAlign = MAG_AK8975_ALIGN;
#endif
magHardware = MAG_AK8975;
break;
}
#endif
; // fallthrough
case MAG_AK8963:
#ifdef USE_MAG_AK8963
if (ak8963Detect(&mag)) {
#ifdef MAG_AK8963_ALIGN
magAlign = MAG_AK8963_ALIGN;
#endif
magHardware = MAG_AK8963;
break;
}
#endif
; // fallthrough
case MAG_NONE:
magHardware = MAG_NONE;
break;
}
if (magHardware == MAG_NONE && magHardwareToUse != MAG_DEFAULT && magHardwareToUse != MAG_NONE) {
// Nothing was found and we have a forced sensor that isn't present.
magHardwareToUse = MAG_DEFAULT;
goto retry;
}
if (magHardware == MAG_NONE) {
return;
}
detectedSensors[SENSOR_INDEX_MAG] = magHardware;
sensorsSet(SENSOR_MAG);
}
void reconfigureAlignment(sensorAlignmentConfig_t *sensorAlignmentConfig)
{
if (sensorAlignmentConfig->gyro_align != ALIGN_DEFAULT) {
gyroAlign = sensorAlignmentConfig->gyro_align;
}
if (sensorAlignmentConfig->acc_align != ALIGN_DEFAULT) {
accAlign = sensorAlignmentConfig->acc_align;
}
if (sensorAlignmentConfig->mag_align != ALIGN_DEFAULT) {
magAlign = sensorAlignmentConfig->mag_align;
}
}
bool sensorsAutodetect(sensorAlignmentConfig_t *sensorAlignmentConfig, uint8_t accHardwareToUse, uint8_t magHardwareToUse, uint8_t baroHardwareToUse, int16_t magDeclinationFromConfig, uint8_t gyroLpf, uint8_t gyroSyncDenominator)
{
int16_t deg, min;
memset(&acc, 0, sizeof(acc));
memset(&gyro, 0, sizeof(gyro));
#if defined(USE_GYRO_MPU6050) || defined(USE_GYRO_MPU3050) || defined(USE_GYRO_MPU6500) || defined(USE_GYRO_SPI_MPU6500) || defined(USE_GYRO_SPI_MPU6000) || defined(USE_ACC_MPU6050) || defined(USE_GYRO_SPI_MPU9250)
const extiConfig_t *extiConfig = selectMPUIntExtiConfig();
mpuDetectionResult_t *mpuDetectionResult = detectMpu(extiConfig);
UNUSED(mpuDetectionResult);
#endif
if (!detectGyro()) {
return false;
}
detectAcc(accHardwareToUse);
detectBaro(baroHardwareToUse);
// Now time to init things, acc first
if (sensors(SENSOR_ACC)) {
acc.acc_1G = 256; // set default
acc.init(&acc);
}
// this is safe because either mpu6050 or mpu3050 or lg3d20 sets it, and in case of fail, we never get here.
gyroUpdateSampleRate(gyroLpf, gyroSyncDenominator); // Set gyro refresh rate before initialisation
gyro.init(gyroLpf);
detectMag(magHardwareToUse);
reconfigureAlignment(sensorAlignmentConfig);
// FIXME extract to a method to reduce dependencies, maybe move to sensors_compass.c
if (sensors(SENSOR_MAG)) {
// calculate magnetic declination
deg = magDeclinationFromConfig / 100;
min = magDeclinationFromConfig % 100;
magneticDeclination = (deg + ((float)min * (1.0f / 60.0f))) * 10; // heading is in 0.1deg units
} else {
magneticDeclination = 0.0f; // TODO investigate if this is actually needed if there is no mag sensor or if the value stored in the config should be used.
}
return true;
}