#ifndef __AP_HAL_SPI_DRIVER_H__ #define __AP_HAL_SPI_DRIVER_H__ #include "AP_HAL_Namespace.h" class AP_HAL::SPIDeviceManager { public: virtual void init(void *) = 0; virtual AP_HAL::SPIDeviceDriver* device(enum AP_HAL::SPIDevice) = 0; }; /** * We still need an abstraction for performing bulk * transfers to be portable to other platforms. */ class AP_HAL::SPIDeviceDriver { public: virtual void init() = 0; virtual AP_HAL::Semaphore* get_semaphore() = 0; virtual void transaction(const uint8_t *tx, uint8_t *rx, uint16_t len) = 0; virtual void cs_assert() = 0; virtual void cs_release() = 0; virtual uint8_t transfer (uint8_t data) = 0; virtual void transfer (const uint8_t *data, uint16_t len) = 0; }; #endif // __AP_HAL_SPI_DRIVER_H__