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bootloader: Adds an option to leave DIS_CACHE writeable

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KonstantinKondrashov
2023-03-25 03:07:10 +08:00
parent 199e5abbf3
commit a3232e4a5b
8 changed files with 48 additions and 7 deletions
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components/bootloader_support/src/esp32/flash_encryption_secure_features.c
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@@ -79,7 +79,7 @@ esp_err_t esp_flash_encryption_enable_secure_features(void)
esp_efuse_write_field_bit(ESP_EFUSE_WR_DIS_EFUSE_RD_DISABLE);
#endif
#ifdef CONFIG_SECURE_FLASH_ENCRYPTION_MODE_RELEASE
#ifndef CONFIG_SECURE_FLASH_SKIP_WRITE_PROTECTION_CACHE
// Set write-protection for DIS_ICACHE to prevent bricking chip in case it will be set accidentally.
// esp32 has DIS_ICACHE. Write-protection bit = 3.
// List of eFuses with the same write protection bit: