EFUSE_BLK_KEY0 - syntax, references, description

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EFUSE_BLK_KEY0 = 1, /**< Number of eFuse block. Used for Flash Encryption. If not using that Flash Encryption feature, they can be used for another purpose. */

esp_efuse_chip.h:23

if (block < EFUSE_BLK_KEY0 || block >= EFUSE_BLK_KEY_MAX) {

esp_efuse_api.c:348

esp_efuse_destroy_block()

const esp_efuse_keys_t s_table[EFUSE_BLK_KEY_MAX - EFUSE_BLK_KEY0] = {

esp_efuse_api_key.c:31

assert(block >= EFUSE_BLK_KEY0 && block < EFUSE_BLK_KEY_MAX);

esp_efuse_api_key.c:103

esp_efuse_get_key_dis_read()

unsigned idx = block - EFUSE_BLK_KEY0;

esp_efuse_api_key.c:104

esp_efuse_get_key_dis_read()

if (block < EFUSE_BLK_KEY0 || block >= EFUSE_BLK_KEY_MAX) {

esp_efuse_api_key.c:110

esp_efuse_set_key_dis_read()

unsigned idx = block - EFUSE_BLK_KEY0;

esp_efuse_api_key.c:113

esp_efuse_set_key_dis_read()

assert(block >= EFUSE_BLK_KEY0 && block < EFUSE_BLK_KEY_MAX);

esp_efuse_api_key.c:119

esp_efuse_get_key_dis_write()

unsigned idx = block - EFUSE_BLK_KEY0;

esp_efuse_api_key.c:120

esp_efuse_get_key_dis_write()

if (block < EFUSE_BLK_KEY0 || block >= EFUSE_BLK_KEY_MAX) {

esp_efuse_api_key.c:126

esp_efuse_set_key_dis_write()

unsigned idx = block - EFUSE_BLK_KEY0;

esp_efuse_api_key.c:129

esp_efuse_set_key_dis_write()

if (block < EFUSE_BLK_KEY0 || block >= EFUSE_BLK_KEY_MAX) {

esp_efuse_api_key.c:135

esp_efuse_key_block_unused()

for (esp_efuse_block_t b = EFUSE_BLK_KEY0; b < EFUSE_BLK_KEY_MAX; b++) {

esp_efuse_api_key.c:177

esp_efuse_find_purpose()

if (block < EFUSE_BLK_KEY0 || block >= EFUSE_BLK_KEY_MAX || key_size_bytes > 32 || purpose >= ESP_EFUSE_KEY_PURPOSE_MAX

esp_efuse_api_key.c:190

esp_efuse_write_key()

if (number_of_keys == 0 || number_of_keys > (EFUSE_BLK_KEY_MAX - EFUSE_BLK_KEY0) || keys == NULL || purposes == NULL) {

esp_efuse_api_key.c:215

esp_efuse_write_keys()

esp_efuse_coding_scheme_t coding_scheme = esp_efuse_get_coding_scheme(EFUSE_BLK_KEY0);

esp_efuse_api_key.c:220

esp_efuse_write_keys()

esp_efuse_block_t block = EFUSE_BLK_KEY0;

esp_efuse_api_key.c:225

esp_efuse_write_keys()

ESP_LOGI(TAG, "Writing EFUSE_BLK_KEY%d with purpose %d", block - EFUSE_BLK_KEY0, purpose);

esp_efuse_api_key.c:231

esp_efuse_write_keys()

ESP_LOGE(TAG, "Failed to write EFUSE_BLK_KEY%d with purpose %d. Can't continue.", block - EFUSE_BLK_KEY0, purpose);

esp_efuse_api_key.c:238

esp_efuse_write_keys()

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Data Use

EFUSE_BLK_KEY0 is read by 9 functions:

EFUSE_BLK_KEY0

esp_efuse_destroy_block()

esp_efuse_get_key_dis_read()

esp_efuse_set_key_dis_read()

esp_efuse_get_key_dis_write()

esp_efuse_set_key_dis_write()

esp_efuse_key_block_unused()

esp_efuse_find_purpose()

esp_efuse_write_key()

esp_efuse_write_keys()

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EFUSE_BLK_KEY0 value

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