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feat(esp_hw_support): Add esp_crypto_lock layer for esp32c2

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This commit is contained in:
harshal.patil 2023-09-20 09:58:10 +05:30
parent 7a32d72409
commit 710b9d228b
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GPG Key ID: 5B5EC97C35B9A2E5
3 changed files with 55 additions and 1 deletions
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27
components/esp_hw_support/include/soc/esp32c2/esp_crypto_lock.h Normal file
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@ -0,0 +1,27 @@
/*
* SPDX-FileCopyrightText: 2023 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#pragma once
#ifdef __cplusplus
extern "C" {
#endif
/**
* @brief Acquire lock for the ECC cryptography peripheral.
*
*/
void esp_crypto_ecc_lock_acquire(void);
/**
* @brief Release lock for the ECC cryptography peripheral.
*
*/
void esp_crypto_ecc_lock_release(void);
#ifdef __cplusplus
}
#endif

3
components/esp_hw_support/port/esp32c2/CMakeLists.txt
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@ -7,7 +7,8 @@ set(srcs "rtc_clk_init.c"
if(NOT BOOTLOADER_BUILD)
list(APPEND srcs "sar_periph_ctrl.c")
list(APPEND srcs "esp_crypto_lock.c"
"sar_periph_ctrl.c")
endif()

26
components/esp_hw_support/port/esp32c2/esp_crypto_lock.c Normal file
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@ -0,0 +1,26 @@
/*
* SPDX-FileCopyrightText: 2023 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <sys/lock.h>
#include "esp_crypto_lock.h"
/* Lock overview:
ECC: independent
*/
/* Lock for ECC peripheral */
static _lock_t s_crypto_ecc_lock;
void esp_crypto_ecc_lock_acquire(void)
{
_lock_acquire(&s_crypto_ecc_lock);
}
void esp_crypto_ecc_lock_release(void)
{
_lock_release(&s_crypto_ecc_lock);
}