60 lines
1.6 KiB
C
60 lines
1.6 KiB
C
/*
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* Copyright (c) 2017, ARM Limited and Contributors. All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#ifndef _NVM_OTP_H
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#define _NVM_OTP_H
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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#include "cc_crypto_boot_defs.h"
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#include "cc_pal_types.h"
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/*------------------------------------
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DEFINES
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-------------------------------------*/
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/**
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* @brief The NVM_GetSwVersion function is a NVM interface function -
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* The function retrieves the SW version from the SRAM/NVM.
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* In case of OTP, we support up to 16 anti-rollback counters (taken from the certificate)
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*
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* @param[in] hwBaseAddress - CryptoCell base address
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*
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* @param[in] counterId - relevant only for OTP (valid values: 1,2)
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*
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* @param[out] swVersion - the minimum SW version
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*
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* @return CCError_t - On success the value CC_OK is returned, and on failure -a value from NVM_error.h
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*/
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CCError_t NVM_GetSwVersion(unsigned long hwBaseAddress, CCSbSwVersionId_t counterId, uint32_t *swVersion);
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/**
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* @brief The NVM_SetSwVersion function is a NVM interface function -
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* The function writes the SW version into the SRAM/NVM.
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* In case of OTP, we support up to 16 anti-rollback counters (taken from the certificate)
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*
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* @param[in] hwBaseAddress - CryptoCell base address
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*
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* @param[in] counterId - relevant only for OTP (valid values: 1,2)
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*
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* @param[in] swVersion - the minimum SW version
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*
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* @return CCError_t - On success the value CC_OK is returned, and on failure -a value from NVM_error.h
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*/
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CCError_t NVM_SetSwVersion(unsigned long hwBaseAddress, CCSbSwVersionId_t counterId, uint32_t swVersion);
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#ifdef __cplusplus
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}
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#endif
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#endif
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