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feat(hal/spi_flash_encrypted): Enable pseudo rounds function during XTS-AES operations

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harshal.patil
2025-01-17 10:51:09 +05:30
parent 7d803e661e
commit e3acb360e3
8 changed files with 146 additions and 9 deletions
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7
components/spi_flash/spi_flash_chip_generic.c
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@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2015-2024 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2015-2025 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@@ -517,6 +517,11 @@ esp_err_t spi_flash_chip_generic_write_encrypted(esp_flash_t *chip, const void *
const uint8_t *data_bytes = (const uint8_t *)buffer;
esp_flash_encryption->flash_encryption_enable();
#if SOC_FLASH_ENCRYPTION_XTS_AES_SUPPORT_PSEUDO_ROUND
spi_flash_encryption_hal_enable_pseudo_rounds(ESP_XTS_AES_PSEUDO_ROUNDS_LOW, XTS_AES_PSEUDO_ROUNDS_BASE, XTS_AES_PSEUDO_ROUNDS_INC, XTS_AES_PSEUDO_ROUNDS_RNG_CNT);
#endif /* SOC_FLASH_ENCRYPTION_XTS_AES_SUPPORT_PSEUDO_ROUND */
while (length > 0) {
int block_size;
/* Write the largest block if possible */