/*
 * SPI_Bridge.h
 *
 *  Created on: Jun 13, 2020
 *      Author: matth
 */

#ifndef __SPI_BRIDGE_H__
#define __SPI_BRIDGE_H__

#include "SPIDevice.h"
#include "main.h"
#include <cmsis_os.h>

#include <stdint.h>

#ifdef __cplusplus
extern "C" {
#endif

#ifndef SPI_Bridge_QUEUE_LEN
#  define SPI_Bridge_QUEUE_LEN (2048)
#endif

#ifndef SPI_Bridge_BLOCK_LEN
#  define SPI_Bridge_BLOCK_LEN (64)
#endif

#ifndef SPI_Bridge_UNPACK_LEN
#  define SPI_Bridge_UNPACK_LEN (512)
#endif

typedef struct SPI_Bridge {
	SPI_DEV_t *hdev;
	osMutexId pack_mutex_id;

	uint8_t queue_in[SPI_Bridge_QUEUE_LEN];
	uint16_t queue_in_hdr;
	uint16_t queue_in_tail;

	uint8_t queue_out[SPI_Bridge_QUEUE_LEN];
	uint16_t queue_out_hdr;
	uint16_t queue_out_tail;

	uint8_t buff[SPI_Bridge_BLOCK_LEN];
	uint8_t buff_in[SPI_Bridge_BLOCK_LEN];

	int stage;
	size_t idx;
	size_t len;
	uint8_t sum;
	uint8_t id;
	uint8_t data[SPI_Bridge_UNPACK_LEN];

	/* monitor */
	size_t error_cnt;
	size_t count_in;
	size_t count_out;
	size_t pkg_in;
	size_t pkg_out;
	size_t dia_in; /* diagram in */
	size_t dia_out; /* diagram out */
	size_t Bps_in;
	size_t Pps_in;
	size_t Dps_in;
	size_t Bps_out;
	size_t Pps_out;
	size_t Dps_out;

} SPI_Bridge_t;

void SPI_Bridge_init(SPI_Bridge_t *b, SPI_DEV_t *hdev,
		osMutexId pack_mutex);
void SPI_Bridge_pack(SPI_Bridge_t *b, uint8_t id, uint8_t cmd[], size_t len,
		uint32_t millisec);
int SPI_Bridge_unpack(SPI_Bridge_t *b);
void SPI_Bridge_Master_TransmitReceive(SPI_Bridge_t *b, uint32_t millisec, uint32_t millisec_wait, uint32_t millisec_trans);
void SPI_Bridge_Slave_TransmitReceive(SPI_Bridge_t *b, uint32_t millisec, uint32_t millisec_trans);

void SPI_Bridge_stats(SPI_Bridge_t *b);

#ifdef __cplusplus
}
#endif

#endif /* __SPI_BRIDGE_H__ */