mirror of https://github.com/ArduPilot/ardupilot
AP_HAL_Linux: RCOutput_Bebop: use I2CDevice interface
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@ -231,6 +231,7 @@
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#define HAL_FLOW_PX4_BOTTOM_FLOW_FEATURE_THRESHOLD 30
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#define HAL_FLOW_PX4_BOTTOM_FLOW_FEATURE_THRESHOLD 30
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#define HAL_FLOW_PX4_BOTTOM_FLOW_VALUE_THRESHOLD 5000
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#define HAL_FLOW_PX4_BOTTOM_FLOW_VALUE_THRESHOLD 5000
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#define HAL_PARAM_DEFAULTS_PATH "/etc/arducopter/bebop.parm"
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#define HAL_PARAM_DEFAULTS_PATH "/etc/arducopter/bebop.parm"
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#define HAL_RCOUT_BEBOP_BLDC_I2C_ADDR 0x08
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/* focal length 3.6 um, 2x binning in each direction
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/* focal length 3.6 um, 2x binning in each direction
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* 240x240 crop rescaled to 64x64 */
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* 240x240 crop rescaled to 64x64 */
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#define HAL_FLOW_PX4_FOCAL_LENGTH_MILLIPX (2.5 / (3.6 * 2.0 * 240 / 64))
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#define HAL_FLOW_PX4_FOCAL_LENGTH_MILLIPX (2.5 / (3.6 * 2.0 * 240 / 64))
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@ -170,7 +170,7 @@ static RCOutput_Raspilot rcoutDriver;
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#elif CONFIG_HAL_BOARD_SUBTYPE == HAL_BOARD_SUBTYPE_LINUX_ZYNQ
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#elif CONFIG_HAL_BOARD_SUBTYPE == HAL_BOARD_SUBTYPE_LINUX_ZYNQ
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static RCOutput_ZYNQ rcoutDriver;
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static RCOutput_ZYNQ rcoutDriver;
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#elif CONFIG_HAL_BOARD_SUBTYPE == HAL_BOARD_SUBTYPE_LINUX_BEBOP
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#elif CONFIG_HAL_BOARD_SUBTYPE == HAL_BOARD_SUBTYPE_LINUX_BEBOP
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static RCOutput_Bebop rcoutDriver;
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static RCOutput_Bebop rcoutDriver(i2c_mgr_instance.get_device(1, HAL_RCOUT_BEBOP_BLDC_I2C_ADDR));
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#elif CONFIG_HAL_BOARD_SUBTYPE == HAL_BOARD_SUBTYPE_LINUX_MINLURE
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#elif CONFIG_HAL_BOARD_SUBTYPE == HAL_BOARD_SUBTYPE_LINUX_MINLURE
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static RCOutput_PCA9685 rcoutDriver(PCA9685_PRIMARY_ADDRESS, false, 0, MINNOW_GPIO_S5_1);
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static RCOutput_PCA9685 rcoutDriver(PCA9685_PRIMARY_ADDRESS, false, 0, MINNOW_GPIO_S5_1);
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#elif CONFIG_HAL_BOARD_SUBTYPE == HAL_BOARD_SUBTYPE_LINUX_QFLIGHT
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#elif CONFIG_HAL_BOARD_SUBTYPE == HAL_BOARD_SUBTYPE_LINUX_QFLIGHT
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@ -14,9 +14,10 @@
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#include "RCOutput_Bebop.h"
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#include "RCOutput_Bebop.h"
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#include "Util.h"
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#include "Util.h"
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#include <utility>
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/* BEBOP BLDC registers description */
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/* BEBOP BLDC motor controller address and registers description */
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#define BEBOP_BLDC_I2C_ADDR 0x08
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#define BEBOP_BLDC_STARTPROP 0x40
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#define BEBOP_BLDC_STARTPROP 0x40
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#define BEBOP_BLDC_SETREFSPEED 0x02
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#define BEBOP_BLDC_SETREFSPEED 0x02
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@ -74,8 +75,8 @@ using namespace Linux;
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static const AP_HAL::HAL& hal = AP_HAL::get_HAL();
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static const AP_HAL::HAL& hal = AP_HAL::get_HAL();
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RCOutput_Bebop::RCOutput_Bebop():
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RCOutput_Bebop::RCOutput_Bebop(AP_HAL::OwnPtr<AP_HAL::I2CDevice> dev):
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_i2c_sem(NULL),
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_dev(std::move(dev)),
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_min_pwm(BEBOP_BLDC_MIN_PERIOD_US),
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_min_pwm(BEBOP_BLDC_MIN_PERIOD_US),
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_max_pwm(BEBOP_BLDC_MAX_PERIOD_US),
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_max_pwm(BEBOP_BLDC_MAX_PERIOD_US),
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_state(BEBOP_BLDC_STOPPED)
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_state(BEBOP_BLDC_STOPPED)
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@ -100,12 +101,12 @@ void RCOutput_Bebop::_start_prop()
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{
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{
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uint8_t data = BEBOP_BLDC_STARTPROP;
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uint8_t data = BEBOP_BLDC_STARTPROP;
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if (!_i2c_sem->take(0))
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if (!_dev->get_semaphore()->take(0))
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return;
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return;
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hal.i2c1->write(BEBOP_BLDC_I2C_ADDR, 1, &data);
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_dev->transfer(&data, sizeof(data), nullptr, 0);
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_i2c_sem->give();
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_dev->get_semaphore()->give();
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_state = BEBOP_BLDC_STARTED;
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_state = BEBOP_BLDC_STARTED;
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}
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}
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@ -122,12 +123,12 @@ void RCOutput_Bebop::_set_ref_speed(uint16_t rpm[BEBOP_BLDC_MOTORS_NUM])
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data.enable_security = 0;
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data.enable_security = 0;
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data.checksum = _checksum((uint8_t *) &data, sizeof(data) - 1);
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data.checksum = _checksum((uint8_t *) &data, sizeof(data) - 1);
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if (!_i2c_sem->take(0))
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if (!_dev->get_semaphore()->take(0))
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return;
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return;
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hal.i2c1->write(BEBOP_BLDC_I2C_ADDR, sizeof(data), (uint8_t *)&data);
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_dev->transfer((uint8_t *)&data, sizeof(data), nullptr, 0);
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_i2c_sem->give();
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_dev->get_semaphore()->give();
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}
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}
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bool RCOutput_Bebop::_get_info(struct bldc_info *info)
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bool RCOutput_Bebop::_get_info(struct bldc_info *info)
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@ -136,12 +137,11 @@ bool RCOutput_Bebop::_get_info(struct bldc_info *info)
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return false;
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return false;
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}
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}
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memset(info, 0, sizeof(struct bldc_info));
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memset(info, 0, sizeof(struct bldc_info));
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if (!_i2c_sem->take(0)) {
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if (!_dev->get_semaphore()->take(0)) {
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return false;
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return false;
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}
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}
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hal.i2c1->readRegisters(BEBOP_BLDC_I2C_ADDR, BEBOP_BLDC_GET_INFO,
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_dev->read_registers(BEBOP_BLDC_GET_INFO, (uint8_t*)info, sizeof(*info));
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sizeof(struct bldc_info), (uint8_t *)info);
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_dev->get_semaphore()->give();
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_i2c_sem->give();
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return true;
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return true;
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}
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}
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@ -151,13 +151,11 @@ int RCOutput_Bebop::read_obs_data(BebopBLDC_ObsData &obs)
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int i;
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int i;
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memset(&data, 0, sizeof(data));
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memset(&data, 0, sizeof(data));
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if (!_i2c_sem->take(0))
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if (!_dev->get_semaphore()->take(0))
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return -EBUSY;
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return -EBUSY;
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hal.i2c1->readRegisters(BEBOP_BLDC_I2C_ADDR, BEBOP_BLDC_GETOBSDATA,
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_dev->read_registers(BEBOP_BLDC_GETOBSDATA, (uint8_t *)&data, sizeof(data));
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sizeof(data), (uint8_t *)&data);
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_dev->get_semaphore()->give();
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_i2c_sem->give();
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if (data.checksum != _checksum((uint8_t *)&data, sizeof(data) - 1))
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if (data.checksum != _checksum((uint8_t *)&data, sizeof(data) - 1))
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hal.console->printf("RCOutput_Bebop: bad checksum in obs data");
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hal.console->printf("RCOutput_Bebop: bad checksum in obs data");
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@ -183,12 +181,11 @@ int RCOutput_Bebop::read_obs_data(BebopBLDC_ObsData &obs)
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void RCOutput_Bebop::_toggle_gpio(uint8_t mask)
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void RCOutput_Bebop::_toggle_gpio(uint8_t mask)
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{
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{
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if (!_i2c_sem->take(0))
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if (!_dev->get_semaphore()->take(0))
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return;
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return;
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hal.i2c1->writeRegister(BEBOP_BLDC_I2C_ADDR, BEBOP_BLDC_TOGGLE_GPIO, mask);
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_dev->write_register(BEBOP_BLDC_TOGGLE_GPIO, mask);
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_dev->get_semaphore()->give();
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_i2c_sem->give();
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}
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}
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void RCOutput_Bebop::_stop_prop()
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void RCOutput_Bebop::_stop_prop()
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@ -196,34 +193,31 @@ void RCOutput_Bebop::_stop_prop()
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uint8_t data = BEBOP_BLDC_STOP_PROP;
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uint8_t data = BEBOP_BLDC_STOP_PROP;
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_state = BEBOP_BLDC_STOPPED;
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_state = BEBOP_BLDC_STOPPED;
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if (!_i2c_sem->take(0))
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if (!_dev->get_semaphore()->take(0))
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return;
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return;
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hal.i2c1->write(BEBOP_BLDC_I2C_ADDR, 1, &data);
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_dev->transfer(&data, sizeof(data), nullptr, 0);
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_dev->get_semaphore()->give();
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_i2c_sem->give();
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}
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}
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void RCOutput_Bebop::_clear_error()
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void RCOutput_Bebop::_clear_error()
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{
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{
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uint8_t data = BEBOP_BLDC_CLEAR_ERROR;
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uint8_t data = BEBOP_BLDC_CLEAR_ERROR;
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if (!_i2c_sem->take(0))
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if (!_dev->get_semaphore()->take(0))
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return;
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return;
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hal.i2c1->write(BEBOP_BLDC_I2C_ADDR, 1, &data);
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_dev->transfer(&data, sizeof(data), nullptr, 0);
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_dev->get_semaphore()->give();
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_i2c_sem->give();
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}
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}
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void RCOutput_Bebop::_play_sound(uint8_t sound)
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void RCOutput_Bebop::_play_sound(uint8_t sound)
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{
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{
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if (!_i2c_sem->take(0))
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if (!_dev->get_semaphore()->take(0))
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return;
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return;
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hal.i2c1->writeRegister(BEBOP_BLDC_I2C_ADDR, BEBOP_BLDC_PLAY_SOUND, sound);
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_dev->write_register(BEBOP_BLDC_PLAY_SOUND, sound);
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_dev->get_semaphore()->give();
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_i2c_sem->give();
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}
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}
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uint16_t RCOutput_Bebop::_period_us_to_rpm(uint16_t period_us)
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uint16_t RCOutput_Bebop::_period_us_to_rpm(uint16_t period_us)
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@ -243,12 +237,6 @@ void RCOutput_Bebop::init()
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pthread_attr_t attr;
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pthread_attr_t attr;
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pthread_condattr_t cond_attr;
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pthread_condattr_t cond_attr;
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_i2c_sem = hal.i2c1->get_semaphore();
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if (_i2c_sem == NULL) {
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AP_HAL::panic("RCOutput_Bebop: can't get i2c sem");
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return; /* never reached */
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}
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/* Initialize thread, cond, and mutex */
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/* Initialize thread, cond, and mutex */
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ret = pthread_mutex_init(&_mutex, NULL);
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ret = pthread_mutex_init(&_mutex, NULL);
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if (ret != 0) {
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if (ret != 0) {
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@ -1,6 +1,7 @@
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#pragma once
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#pragma once
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#include "AP_HAL_Linux.h"
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#include "AP_HAL_Linux.h"
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#include <AP_HAL/I2CDevice.h>
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enum bebop_bldc_motor {
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enum bebop_bldc_motor {
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BEBOP_BLDC_MOTOR_1 = 0,
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BEBOP_BLDC_MOTOR_1 = 0,
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@ -59,7 +60,7 @@ struct bldc_info {
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class Linux::RCOutput_Bebop : public AP_HAL::RCOutput {
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class Linux::RCOutput_Bebop : public AP_HAL::RCOutput {
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public:
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public:
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RCOutput_Bebop();
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RCOutput_Bebop(AP_HAL::OwnPtr<AP_HAL::I2CDevice> dev);
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static RCOutput_Bebop *from(AP_HAL::RCOutput *rcout) {
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static RCOutput_Bebop *from(AP_HAL::RCOutput *rcout) {
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return static_cast<RCOutput_Bebop*>(rcout);
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return static_cast<RCOutput_Bebop*>(rcout);
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@ -79,7 +80,7 @@ public:
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int read_obs_data(BebopBLDC_ObsData &data);
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int read_obs_data(BebopBLDC_ObsData &data);
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private:
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private:
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AP_HAL::Semaphore *_i2c_sem;
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AP_HAL::OwnPtr<AP_HAL::I2CDevice> _dev;
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uint16_t _request_period_us[BEBOP_BLDC_MOTORS_NUM];
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uint16_t _request_period_us[BEBOP_BLDC_MOTORS_NUM];
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uint16_t _period_us[BEBOP_BLDC_MOTORS_NUM];
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uint16_t _period_us[BEBOP_BLDC_MOTORS_NUM];
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uint16_t _rpm[BEBOP_BLDC_MOTORS_NUM];
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uint16_t _rpm[BEBOP_BLDC_MOTORS_NUM];
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