components/hal/spi_flash_encrypt_hal_iram.c (ESP-IDF)

/* * SPDX-FileCopyrightText: 2021-2025 Espressif Systems (Shanghai) CO LTD * * SPDX-License-Identifier: Apache-2.0 */ // This part is put in iram. #include "hal/spi_flash_encrypted_ll.h" #include "soc/soc_caps.h" void spi_flash_encryption_hal_enable(void) { spi_flash_encrypt_ll_enable(); #if CONFIG_IDF_TARGET_ESP32S2 spi_flash_encrypt_ll_aes_accelerator_enable(); #endif //CONFIG_IDF_TARGET_ESP32S2 #if !CONFIG_IDF_TARGET_ESP32 spi_flash_encrypt_ll_type(FLASH_ENCRYPTION_MANU); #endif // !CONFIG_IDF_TARGET_ESP32 } void spi_flash_encryption_hal_disable(void) { spi_flash_encrypt_ll_disable(); } void spi_flash_encryption_hal_prepare(uint32_t address, const uint32_t* buffer, uint32_t size) { #if !CONFIG_IDF_TARGET_ESP32 spi_flash_encrypt_ll_buffer_length(size); #endif // !CONFIG_IDF_TARGET_ESP32 spi_flash_encrypt_ll_address_save(address); spi_flash_encrypt_ll_plaintext_save(address, buffer, size); spi_flash_encrypt_ll_calculate_start(); } void spi_flash_encryption_hal_done(void) { spi_flash_encrypt_ll_calculate_wait_idle(); spi_flash_encrypt_ll_done(); } void spi_flash_encryption_hal_destroy(void) { spi_flash_encrypt_ll_destroy(); } bool spi_flash_encryption_hal_check(uint32_t address, uint32_t length) { return spi_flash_encrypt_ll_check(address, length); } #ifdef SOC_FLASH_ENCRYPTION_XTS_AES_SUPPORT_PSEUDO_ROUND void spi_flash_encryption_hal_enable_pseudo_rounds(uint8_t mode, uint8_t base, uint8_t increment, uint8_t key_rng_cnt) { if (spi_flash_encrypt_ll_is_pseudo_rounds_function_supported()) { spi_flash_encrypt_ll_enable_pseudo_rounds(mode, base, increment, key_rng_cnt); } } #endif /* SOC_FLASH_ENCRYPTION_XTS_AES_SUPPORT_PSEUDO_ROUND */

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