rt-thread/bsp/allwinner/libraries/sunxi-hal/include/hal/sunxi_hal_efuse.h

/*
**********************************************************************************************************************
*
*                                  the Embedded Secure Bootloader System
*
*
*                              Copyright(C), 2006-2014, Allwinnertech Co., Ltd.
*                                           All Rights Reserved
*
* File    :
*
* By      :
*
* Version : V2.00
*
* Date    :
*
* Descript:
**********************************************************************************************************************
*/

#ifndef __SUNXI_SID_H__
#define __SUNXI_SID_H__

typedef enum efuse_err
{
    EFUSE_ERR_ARG = -1,
    EFUSE_ERR_KEY_NAME_WRONG = -2,
    EFUSE_ERR_KEY_SIZE_TOO_BIG = -3,
    EFUSE_ERR_PRIVATE = -4,
    EFUSE_ERR_ALREADY_BURNED = -5,
    EFUSE_ERR_READ_FORBID = -6,
    EFUSE_ERR_BURN_TIMING = -7,
    EFUSE_ERR_NO_ACCESS = -8,
    EFUSE_ERR_INVALID_ROTPK = -9,
}efuse_err_e;

/* internal struct */
typedef struct efuse_key_map_new{
    #define SUNXI_KEY_NAME_LEN  64
    char name[SUNXI_KEY_NAME_LEN];  /* key_name */
    int offset; /* key_addr offset */
    int size;    /* unit: bit */
    int rd_fbd_offset;  /* key can read or not */
    int burned_flg_offset;  /* key has burned or not */
    int sw_rule;
}efuse_key_map_new_t;


int hal_efuse_write(char *key_name, unsigned char *key_data, size_t key_bit_len);
int hal_efuse_read(char *key_name, unsigned char *key_data, size_t key_bit_len);
int hal_efuse_set_security_mode(void);
int hal_efuse_get_security_mode(void);
int hal_efuse_get_chipid(unsigned char *buffer);
int hal_efuse_get_thermal_cdata(unsigned char *buffer);

#endif    /*  #ifndef __EFUSE_H__  */