| Soby Mathew | 1ae83bc | 2017-05-10 11:48:40 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2017, ARM Limited and Contributors. All rights reserved. |
| 3 | * |
| 4 | * SPDX-License-Identifier: BSD-3-Clause |
| 5 | */ |
| 6 | |
| 7 | #ifndef _NVM_OTP_H |
| 8 | #define _NVM_OTP_H |
| 9 | |
| 10 | #ifdef __cplusplus |
| 11 | extern "C" |
| 12 | { |
| 13 | #endif |
| 14 | |
| 15 | #include "cc_crypto_boot_defs.h" |
| 16 | #include "cc_pal_types.h" |
| 17 | |
| 18 | /*------------------------------------ |
| 19 | DEFINES |
| 20 | -------------------------------------*/ |
| 21 | |
| 22 | |
| 23 | |
| 24 | /** |
| 25 | * @brief The NVM_GetSwVersion function is a NVM interface function - |
| 26 | * The function retrieves the SW version from the SRAM/NVM. |
| 27 | * In case of OTP, we support up to 16 anti-rollback counters (taken from the certificate) |
| 28 | * |
| 29 | * @param[in] hwBaseAddress - CryptoCell base address |
| 30 | * |
| 31 | * @param[in] counterId - relevant only for OTP (valid values: 1,2) |
| 32 | * |
| 33 | * @param[out] swVersion - the minimum SW version |
| 34 | * |
| 35 | * @return CCError_t - On success the value CC_OK is returned, and on failure -a value from NVM_error.h |
| 36 | */ |
| 37 | CCError_t NVM_GetSwVersion(unsigned long hwBaseAddress, CCSbSwVersionId_t counterId, uint32_t *swVersion); |
| 38 | |
| 39 | |
| 40 | /** |
| 41 | * @brief The NVM_SetSwVersion function is a NVM interface function - |
| 42 | * The function writes the SW version into the SRAM/NVM. |
| 43 | * In case of OTP, we support up to 16 anti-rollback counters (taken from the certificate) |
| 44 | * |
| 45 | * @param[in] hwBaseAddress - CryptoCell base address |
| 46 | * |
| 47 | * @param[in] counterId - relevant only for OTP (valid values: 1,2) |
| 48 | * |
| 49 | * @param[in] swVersion - the minimum SW version |
| 50 | * |
| 51 | * @return CCError_t - On success the value CC_OK is returned, and on failure -a value from NVM_error.h |
| 52 | */ |
| 53 | CCError_t NVM_SetSwVersion(unsigned long hwBaseAddress, CCSbSwVersionId_t counterId, uint32_t swVersion); |
| 54 | |
| 55 | #ifdef __cplusplus |
| 56 | } |
| 57 | #endif |
| 58 | |
| 59 | #endif |