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