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AP_InertialSensor: auto-handle invensense sensor changes

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some boards swap out MPU6000 for MPU9250 or ICM20608
This commit is contained in:
Andrew Tridgell 2016-11-10 15:30:48 +11:00
parent 8e61b15384
commit 4ebf3309f7
2 changed files with 20 additions and 8 deletions
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26
libraries/AP_InertialSensor/AP_InertialSensor.cpp
View File

@ -636,13 +636,14 @@ AP_InertialSensor::init(uint16_t sample_rate)
_have_sample = false;
}
void AP_InertialSensor::_add_backend(AP_InertialSensor_Backend *backend)
bool AP_InertialSensor::_add_backend(AP_InertialSensor_Backend *backend)
{
if (!backend)
return;
return false;
if (_backend_count == INS_MAX_BACKENDS)
AP_HAL::panic("Too many INS backends");
_backends[_backend_count++] = backend;
return true;
}
/*
@ -678,26 +679,37 @@ AP_InertialSensor::detect_backends(void)
_add_backend(AP_InertialSensor_MPU6000::probe(*this, hal.i2c_mgr->get_device(HAL_INS_MPU60x0_I2C_BUS, HAL_INS_MPU60x0_I2C_ADDR)));
_add_backend(AP_InertialSensor_MPU9250::probe(*this, hal.spi->get_device(HAL_INS_MPU9250_NAME)));
#elif HAL_INS_DEFAULT == HAL_INS_PX4 || HAL_INS_DEFAULT == HAL_INS_VRBRAIN
if (AP_BoardConfig::get_board_type() == AP_BoardConfig::PX4_BOARD_TEST_V1) {
if (AP_BoardConfig::get_board_type() == AP_BoardConfig::PX4_BOARD_PX4V1) {
_add_backend(AP_InertialSensor_MPU6000::probe(*this, hal.spi->get_device(HAL_INS_MPU60x0_NAME)));
} else if (AP_BoardConfig::get_board_type() == AP_BoardConfig::PX4_BOARD_TEST_V2) {
} else if (AP_BoardConfig::get_board_type() == AP_BoardConfig::PX4_BOARD_PIXHAWK) {
_add_backend(AP_InertialSensor_MPU6000::probe(*this, hal.spi->get_device(HAL_INS_MPU60x0_NAME), ROTATION_ROLL_180));
_add_backend(AP_InertialSensor_LSM9DS0::probe(*this,
hal.spi->get_device(HAL_INS_LSM9DS0_G_NAME),
hal.spi->get_device(HAL_INS_LSM9DS0_A_NAME), ROTATION_ROLL_180));
} else if (AP_BoardConfig::get_board_type() == AP_BoardConfig::PX4_BOARD_TEST_V3) {
_add_backend(AP_InertialSensor_MPU9250::probe(*this, hal.spi->get_device(HAL_INS_MPU9250_EXT_NAME), true, ROTATION_PITCH_180));
} else if (AP_BoardConfig::get_board_type() == AP_BoardConfig::PX4_BOARD_PIXHAWK2) {
// older Pixhawk2 boards have the MPU6000 instead of MPU9250
if (!_add_backend(AP_InertialSensor_MPU9250::probe(*this, hal.spi->get_device(HAL_INS_MPU9250_EXT_NAME), true, ROTATION_PITCH_180))) {
_add_backend(AP_InertialSensor_MPU6000::probe(*this, hal.spi->get_device(HAL_INS_MPU60x0_EXT_NAME), ROTATION_PITCH_180));
}
_add_backend(AP_InertialSensor_LSM9DS0::probe(*this,
hal.spi->get_device(HAL_INS_LSM9DS0_EXT_G_NAME),
hal.spi->get_device(HAL_INS_LSM9DS0_EXT_A_NAME), ROTATION_ROLL_180_YAW_270));
_add_backend(AP_InertialSensor_MPU9250::probe(*this, hal.spi->get_device(HAL_INS_MPU9250_NAME), false, ROTATION_YAW_270));
if (!_add_backend(AP_InertialSensor_MPU9250::probe(*this, hal.spi->get_device(HAL_INS_MPU9250_NAME), false, ROTATION_YAW_270))) {
_add_backend(AP_InertialSensor_MPU6000::probe(*this, hal.spi->get_device(HAL_INS_MPU60x0_NAME), ROTATION_YAW_270));
}
} else if (AP_BoardConfig::get_board_type() == AP_BoardConfig::PX4_BOARD_PIXRACER) {
_add_backend(AP_InertialSensor_MPU6000::probe(*this, hal.spi->get_device(HAL_INS_ICM20608_NAME), ROTATION_ROLL_180_YAW_90));
_add_backend(AP_InertialSensor_MPU9250::probe(*this, hal.spi->get_device(HAL_INS_MPU9250_NAME), false, ROTATION_ROLL_180_YAW_90));
} else if (AP_BoardConfig::get_board_type() == AP_BoardConfig::PX4_BOARD_PHMINI) {
// PHMINI uses ICM20608 on the ACCEL_MAG device and a MPU9250 on the old MPU6000 CS line
_add_backend(AP_InertialSensor_MPU6000::probe(*this, hal.spi->get_device(HAL_INS_ICM20608_AM_NAME), ROTATION_ROLL_180));
_add_backend(AP_InertialSensor_MPU9250::probe(*this, hal.spi->get_device(HAL_INS_MPU9250_NAME), false, ROTATION_ROLL_180));
} else if (AP_BoardConfig::get_board_type() == AP_BoardConfig::PX4_BOARD_PH2SLIM) {
_add_backend(AP_InertialSensor_MPU9250::probe(*this, hal.spi->get_device(HAL_INS_MPU9250_NAME), true, ROTATION_YAW_270));
}

2
libraries/AP_InertialSensor/AP_InertialSensor.h
View File

@ -259,7 +259,7 @@ public:
private:
// load backend drivers
void _add_backend(AP_InertialSensor_Backend *backend);
bool _add_backend(AP_InertialSensor_Backend *backend);
void _start_backends();
AP_InertialSensor_Backend *_find_backend(int16_t backend_id, uint8_t instance);