/*
 * spi.h
 *
 *  Created on: 2021Äê6ÔÂ26ÈÕ
 *      Author: graydon
 */

#ifndef DRV_SPI_H_
#define DRV_SPI_H_
#ifdef __cplusplus
extern "C" {
#endif
#include "config.h"

typedef enum{
	spi_idle,
	spi_processing,
	spi_completed,
}spi_status_e;

typedef enum{
	spi_tx,
	spi_rx,
}spi_direction_e;


#define SPI_PKT_SIZE (1024/2) //128×Ö½Ú,spiÅäÖÃ16×Ö½Ú·¢ËÍ
#define SPI_DATA_LEN (SPI_PKT_SIZE-8)

int spi_init(void);
void spi_config_dma(spi_direction_e direction);
spi_status_e spi_get_status(void);
spi_direction_e spi_get_direction(void);
void* spi_get_buffer(void);

#ifdef __cplusplus
}
#endif
#endif /* DRV_SPI_H_ */