esp-idf/components/efuse/esp32s2/include/esp_efuse.h
KonstantinKondrashov 90f2d3199a secure_boot: Checks secure boot efuses
ESP32 V1 and V2 - protection bits.
ESP32xx V2: revoke bits, protection bits

- refactor efuse component
- adds some APIs for esp32 chips as well as for esp32xx chips
2021-02-23 03:56:21 +08:00

71 lines
2.6 KiB
C

// Copyright 2019 Espressif Systems (Shanghai) PTE LTD
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#pragma once
#ifdef __cplusplus
extern "C" {
#endif
/**
* @brief Type of eFuse blocks ESP32S2
*/
typedef enum {
EFUSE_BLK0 = 0, /**< Number of eFuse BLOCK0. REPEAT_DATA */
EFUSE_BLK1 = 1, /**< Number of eFuse BLOCK1. MAC_SPI_8M_SYS */
EFUSE_BLK2 = 2, /**< Number of eFuse BLOCK2. SYS_DATA_PART1 */
EFUSE_BLK_SYS_DATA_PART1 = 2, /**< Number of eFuse BLOCK2. SYS_DATA_PART1 */
EFUSE_BLK3 = 3, /**< Number of eFuse BLOCK3. USER_DATA*/
EFUSE_BLK_USER_DATA = 3, /**< Number of eFuse BLOCK3. USER_DATA*/
EFUSE_BLK4 = 4, /**< Number of eFuse BLOCK4. KEY0 */
EFUSE_BLK_KEY0 = 4, /**< Number of eFuse BLOCK4. KEY0 */
EFUSE_BLK5 = 5, /**< Number of eFuse BLOCK5. KEY1 */
EFUSE_BLK_KEY1 = 5, /**< Number of eFuse BLOCK5. KEY1 */
EFUSE_BLK6 = 6, /**< Number of eFuse BLOCK6. KEY2 */
EFUSE_BLK_KEY2 = 6, /**< Number of eFuse BLOCK6. KEY2 */
EFUSE_BLK7 = 7, /**< Number of eFuse BLOCK7. KEY3 */
EFUSE_BLK_KEY3 = 7, /**< Number of eFuse BLOCK7. KEY3 */
EFUSE_BLK8 = 8, /**< Number of eFuse BLOCK8. KEY4 */
EFUSE_BLK_KEY4 = 8, /**< Number of eFuse BLOCK8. KEY4 */
EFUSE_BLK9 = 9, /**< Number of eFuse BLOCK9. KEY5 */
EFUSE_BLK_KEY5 = 9, /**< Number of eFuse BLOCK9. KEY5 */
EFUSE_BLK_KEY_MAX = 10,
EFUSE_BLK10 = 10, /**< Number of eFuse BLOCK10. SYS_DATA_PART2 */
EFUSE_BLK_SYS_DATA_PART2 = 10, /**< Number of eFuse BLOCK10. SYS_DATA_PART2 */
EFUSE_BLK_MAX
} esp_efuse_block_t;
/**
* @brief Type of coding scheme
*/
typedef enum {
EFUSE_CODING_SCHEME_NONE = 0, /**< None */
EFUSE_CODING_SCHEME_RS = 3, /**< Reed-Solomon coding */
} esp_efuse_coding_scheme_t;
#ifdef __cplusplus
}
#endif