sd.h

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/***************************************************************************/
#ifndef __SD_H__
#define __SD_H__
 
/******************************************************************************/
/***************************** Include Files **********************************/
/******************************************************************************/
 
#include <string.h>
#include <stdbool.h>
#include <stdlib.h>
#include "no_os_spi.h"
 
/******************************************************************************/
/********************** Macros and Constants Definitions **********************/
/******************************************************************************/
 
#define DATA_BLOCK_LEN          (512u)
#define MAX_RESPONSE_LEN        (18u)
 
#ifdef SD_DEBUG
#include <stdio.h>
#define DEBUG_MSG(X)            printf((X))
#else
#define DEBUG_MSG(X)
#endif //SD_DEBUG
 
/******************************************************************************/
/*************************** Types Declarations *******************************/
/******************************************************************************/
 
struct sd_init_param {
    struct no_os_spi_desc *spi_desc;
};
 
struct sd_desc {
    struct no_os_spi_desc   *spi_desc;
    uint64_t    memory_size;
    uint8_t     high_capacity;
    uint8_t     buff[18];
};
 
struct cmd_desc {
    uint8_t     cmd;
    uint32_t    arg;
    uint8_t     response[MAX_RESPONSE_LEN];
    uint32_t    response_len;
};
 
/******************************************************************************/
/************************ Functions Declarations ******************************/
/******************************************************************************/
 
int32_t sd_init(struct sd_desc **sd_desc,
        const struct sd_init_param *init_param);
int32_t sd_remove(struct sd_desc *desc);
int32_t sd_read(struct sd_desc *desc,
        uint8_t *data,
        uint64_t address,
        uint64_t len);
int32_t sd_write(struct sd_desc *desc,
         uint8_t *data,
         uint64_t address,
         uint64_t len);
 
#endif /* __SD_H__ */