esp-idf/components/hal/esp32s2/include/hal/efuse_hal.h
2022-07-05 14:38:27 +08:00

63 lines
1.2 KiB
C

/*
* SPDX-FileCopyrightText: 2021-2022 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#pragma once
#include <stdint.h>
#include <stdbool.h>
#include "soc/soc_caps.h"
#include_next "hal/efuse_hal.h"
#ifdef __cplusplus
extern "C" {
#endif
/**
* @brief set eFuse timings
*
* @param apb_freq_hz APB frequency in Hz
*/
void efuse_hal_set_timing(uint32_t apb_freq_hz);
/**
* @brief trigger eFuse read operation
*/
void efuse_hal_read(void);
/**
* @brief clear registers for programming eFuses
*/
void efuse_hal_clear_program_registers(void);
/**
* @brief burn eFuses written in programming registers (one block at once)
*
* @param block block number
*/
void efuse_hal_program(uint32_t block);
/**
* @brief Calculate Reed-Solomon Encoding values for a block of efuse data.
*
* @param data Pointer to data buffer (length 32 bytes)
* @param rs_values Pointer to write encoded data to (length 12 bytes)
*/
void efuse_hal_rs_calculate(const void *data, void *rs_values);
/**
* @brief Checks coding error in a block
*
* @param block Index of efuse block
*
* @return True - block has an error.
* False - no error.
*/
bool efuse_hal_is_coding_error_in_block(unsigned block);
#ifdef __cplusplus
}
#endif