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guocheng.kgc 2020-06-18 20:06:52 +08:00 • committed by shengdong.dsd
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Living_SDK/include/hal/soc/flash.h Normal file
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/*
* Copyright (C) 2015-2017 Alibaba Group Holding Limited
*/
#ifndef HAL_FLASH_H
#define HAL_FLASH_H
#define PAR_OPT_READ_POS ( 0 )
#define PAR_OPT_WRITE_POS ( 1 )
#define PAR_OPT_READ_MASK ( 0x1u << PAR_OPT_READ_POS )
#define PAR_OPT_WRITE_MASK ( 0x1u << PAR_OPT_WRITE_POS )
#define PAR_OPT_READ_DIS ( 0x0u << PAR_OPT_READ_POS )
#define PAR_OPT_READ_EN ( 0x1u << PAR_OPT_READ_POS )
#define PAR_OPT_WRITE_DIS ( 0x0u << PAR_OPT_WRITE_POS )
#define PAR_OPT_WRITE_EN ( 0x1u << PAR_OPT_WRITE_POS )
typedef enum {
HAL_PARTITION_ERROR = -1,
HAL_PARTITION_BOOTLOADER,
HAL_PARTITION_APPLICATION,
HAL_PARTITION_ATE,
HAL_PARTITION_OTA_TEMP,
HAL_PARTITION_RF_FIRMWARE,
HAL_PARTITION_PARAMETER_1,
HAL_PARTITION_PARAMETER_2,
HAL_PARTITION_PARAMETER_3,
HAL_PARTITION_PARAMETER_4,
HAL_PARTITION_BT_FIRMWARE,
HAL_PARTITION_SPIFFS,
HAL_PARTITION_SYS_DATA,
HAL_PARTITION_HFILOP,
HAL_PARTITION_META_DATA,
HAL_PARTITION_MAX,
HAL_PARTITION_NONE,
} hal_partition_t;
typedef enum {
HAL_FLASH_EMBEDDED,
HAL_FLASH_SPI,
HAL_FLASH_QSPI,
HAL_FLASH_MAX,
HAL_FLASH_NONE,
} hal_flash_t;
typedef struct {
hal_flash_t partition_owner;
const char *partition_description;
uint32_t partition_start_addr;
uint32_t partition_length;
uint32_t partition_options;
} hal_logic_partition_t;
/**
* Get the infomation of the specified flash area
*
* @param[in] in_partition The target flash logical partition
*
* @return HAL_logi_partition struct
*/
hal_logic_partition_t *hal_flash_get_info(hal_partition_t in_partition);
/**
* Erase an area on a Flash logical partition
*
* @note Erase on an address will erase all data on a sector that the
* address is belonged to, this function does not save data that
* beyond the address area but in the affected sector, the data
* will be lost.
*
* @param[in] in_partition The target flash logical partition which should be erased
* @param[in] off_set Start address of the erased flash area
* @param[in] size Size of the erased flash area
*
* @return 0 : On success, EIO : If an error occurred with any step
*/
int32_t hal_flash_erase(hal_partition_t in_partition, uint32_t off_set, uint32_t size);
/**
* Write data to an area on a flash logical partition without erase
*
* @param[in] in_partition The target flash logical partition which should be read which should be written
* @param[in] off_set Point to the start address that the data is written to, and
* point to the last unwritten address after this function is
* returned, so you can call this function serval times without
* update this start address.
* @param[in] inBuffer point to the data buffer that will be written to flash
* @param[in] inBufferLength The length of the buffer
*
* @return 0 : On success, EIO : If an error occurred with any step
*/
int32_t hal_flash_write(hal_partition_t in_partition, uint32_t *off_set,
const void *in_buf, uint32_t in_buf_len);
/**
* Write data to an area on a flash logical partition with erase first
*
* @param[in] in_partition The target flash logical partition which should be read which should be written
* @param[in] off_set Point to the start address that the data is written to, and
* point to the last unwritten address after this function is
* returned, so you can call this function serval times without
* update this start address.
* @param[in] inBuffer point to the data buffer that will be written to flash
* @param[in] inBufferLength The length of the buffer
*
* @return 0 : On success, EIO : If an error occurred with any step
*/
int32_t hal_flash_erase_write(hal_partition_t in_partition, uint32_t *off_set,
const void *in_buf, uint32_t in_buf_len);
/**
* Read data from an area on a Flash to data buffer in RAM
*
* @param[in] in_partition The target flash logical partition which should be read
* @param[in] off_set Point to the start address that the data is read, and
* point to the last unread address after this function is
* returned, so you can call this function serval times without
* update this start address.
* @param[in] outBuffer Point to the data buffer that stores the data read from flash
* @param[in] inBufferLength The length of the buffer
*
* @return 0 : On success, EIO : If an error occurred with any step
*/
int32_t hal_flash_read(hal_partition_t in_partition, uint32_t *off_set,
void *out_buf, uint32_t in_buf_len);
/**
* Set security options on a logical partition
*
* @param[in] partition The target flash logical partition
* @param[in] offset Point to the start address that the data is read, and
* point to the last unread address after this function is
* returned, so you can call this function serval times without
* update this start address.
* @param[in] size Size of enabled flash area
*
* @return 0 : On success, EIO : If an error occurred with any step
*/
int32_t hal_flash_enable_secure(hal_partition_t partition, uint32_t off_set, uint32_t size);
/**
* Disable security options on a logical partition
*
* @param[in] partition The target flash logical partition
* @param[in] offset Point to the start address that the data is read, and
* point to the last unread address after this function is
* returned, so you can call this function serval times without
* update this start address.
* @param[in] size Size of disabled flash area
*
* @return 0 : On success, EIO : If an error occurred with any step
*/
int32_t hal_flash_dis_secure(hal_partition_t partition, uint32_t off_set, uint32_t size);
#endif /* HAL_FLASH_H */