ardupilot/libraries/AP_HAL_Linux/RPIOUARTDriver.h

42 lines
896 B
C++

#ifndef __AP_HAL_LINUX_RPIOUARTDRIVER_H__
#define __AP_HAL_LINUX_RPIOUARTDRIVER_H__
#include "AP_HAL_Linux.h"
#include "UARTDriver.h"
class Linux::LinuxRPIOUARTDriver : public Linux::LinuxUARTDriver {
public:
LinuxRPIOUARTDriver();
static LinuxRPIOUARTDriver *from(AP_HAL::UARTDriver *uart) {
return static_cast<LinuxRPIOUARTDriver*>(uart);
}
void begin(uint32_t b, uint16_t rxS, uint16_t txS);
void _timer_tick(void);
bool isExternal(void);
protected:
int _write_fd(const uint8_t *buf, uint16_t n);
int _read_fd(uint8_t *buf, uint16_t n);
private:
bool _in_timer;
bool sem_take_nonblocking();
void sem_give();
AP_HAL::SPIDeviceDriver *_spi;
AP_HAL::Semaphore *_spi_sem;
uint32_t _last_update_timestamp;
bool _external;
bool _need_set_baud;
uint32_t _baudrate;
};
#endif //__AP_HAL_LINUX_RPIOUARTDRIVER_H__