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55 lines
1.6 KiB
C
55 lines
1.6 KiB
C
/*
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* SPDX-FileCopyrightText: 2020-2021 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#pragma once
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @brief Type of eFuse blocks ESP8684
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*/
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typedef enum {
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EFUSE_BLK0 = 0, /**< Number of eFuse BLOCK0. REPEAT_DATA */
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EFUSE_BLK1 = 1, /**< Number of eFuse BLOCK1. SYS_DATA_PART0 */
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EFUSE_BLK_SYS_DATA_PART0 = 2, /**< Number of eFuse BLOCK2. SYS_DATA_PART0 */
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EFUSE_BLK2 = 2, /**< Number of eFuse BLOCK2. SYS_DATA_PART1 */
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EFUSE_BLK_SYS_DATA_PART1 = 2, /**< Number of eFuse BLOCK2. SYS_DATA_PART1 */
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EFUSE_BLK3 = 3, /**< Number of eFuse BLOCK3. KEY0*/
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EFUSE_BLK_KEY0 = 3, /**< Number of eFuse BLOCK3. KEY0*/
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EFUSE_BLK_KEY_MAX = 4,
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EFUSE_BLK_MAX = 4,
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} esp_efuse_block_t;
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/**
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* @brief Type of coding scheme
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*/
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typedef enum {
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EFUSE_CODING_SCHEME_NONE = 0, /**< None */
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EFUSE_CODING_SCHEME_RS = 3, /**< Reed-Solomon coding */
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} esp_efuse_coding_scheme_t;
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/** For ESP8684, there's no key purpose region for efuse keys, In order to maintain
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* compatibility with the previous apis, we should set the parameter of 'ets_efuse_purpose_t'
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* as default value ETS_EFUSE_KEY_PURPOSE_INVALID.
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* (In fact, this parameter can be any value, the api in the rom will not process key_purpose region)
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*/
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typedef enum {
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ESP_EFUSE_KEY_PURPOSE_INVALID = -1,
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ESP_EFUSE_KEY_PURPOSE_USER = 0,
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ESP_EFUSE_KEY_PURPOSE_FLASH_ENCRYPTION = 1,
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ESP_EFUSE_KEY_PURPOSE_SECURE_BOOT_V1 = 2,
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} esp_efuse_purpose_t;
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#ifdef __cplusplus
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}
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#endif
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