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guocheng.kgc 2020-06-18 20:06:52 +08:00 • committed by shengdong.dsd
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116
Living_SDK/include/hal/soc/sd.h Normal file
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/*
* Copyright (C) 2015-2017 Alibaba Group Holding Limited
*/
#ifndef HAL_SD_H
#define HAL_SD_H
typedef enum {
SD_STAT_RESET,
SD_STAT_READY,
SD_STAT_TIMEOUT,
SD_STAT_BUSY,
SD_STAT_PROGRAMMING,
SD_STAT_RECEIVING,
SD_STAT_TRANSFER,
SD_STAT_ERR
} hal_sd_stat;
typedef struct {
uint32_t blk_nums; /* sd total block nums */
uint32_t blk_size; /* sd block size */
} hal_sd_info_t;
/*
* UART configuration
*/
typedef struct {
uint32_t bus_wide; /* sd bus wide */
uint32_t freq; /* sd freq */
} sd_config_t;
typedef struct {
uint8_t port; /* sd port */
sd_config_t config; /* sd config */
void *priv; /* priv data */
} sd_dev_t;
/**
* Initialises a sd interface
*
* @param[in] sd the interface which should be initialised
*
* @return 0 : on success, EIO : if an error occurred with any step
*/
int32_t hal_sd_init(sd_dev_t *sd);
/**
* Read sd blocks
*
* @param[in] sd the interface which should be initialised
* @param[out] data pointer to the buffer which will store incoming data
* @param[in] blk_addr sd blk addr
* @param[in] blks sd blks
* @param[in] timeout timeout in milisecond
*
* @return 0 : on success, EIO : if an error occurred with any step
*/
int32_t hal_sd_blks_read(sd_dev_t *sd, uint8_t *data, uint32_t blk_addr,
uint32_t blks, uint32_t timeout);
/**
* Write sd blocks
*
* @param[in] sd the interface which should be initialised
* @param[in] data pointer to the buffer which will store incoming data
* @param[in] blk_addr sd blk addr
* @param[in] blks sd blks
* @param[in] timeout timeout in milisecond
*
* @return 0 : on success, EIO : if an error occurred with any step
*/
int32_t hal_sd_blks_write(sd_dev_t *sd, uint8_t *data, uint32_t blk_addr,
uint32_t blks, uint32_t timeout);
/**
* Erase sd blocks
*
* @param[in] sd the interface which should be initialised
* @param[in] blk_start_addr sd blocks start addr
* @param[in] blk_end_addr sd blocks end addr
*
* @return 0 : on success, EIO : if an error occurred with any step
*/
int32_t hal_sd_erase(sd_dev_t *sd, uint32_t blk_start_addr, uint32_t blk_end_addr);
/**
* Get sd state
*
* @param[in] sd the interface which should be initialised
* @param[out] stat pointer to the buffer which will store incoming data
*
* @return 0 : on success, EIO : if an error occurred with any step
*/
int32_t hal_sd_stat_get(sd_dev_t *sd, hal_sd_stat *stat);
/**
* Get sd info
*
* @param[in] sd the interface which should be initialised
* @param[out] stat pointer to the buffer which will store incoming data
*
* @return 0 : on success, EIO : if an error occurred with any step
*/
int32_t hal_sd_info_get(sd_dev_t *sd, hal_sd_info_t *info);
/**
* Deinitialises a sd interface
*
* @param[in] sd the interface which should be initialised
*
* @return 0 : on success, EIO : if an error occurred with any step
*/
int32_t hal_sd_finalize(sd_dev_t *sd);
#endif /* HAL_SD_H */