| Gilad Ben-Yossef | 033327a | 2019-05-15 09:24:04 +0300 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2017-2020 ARM Limited and Contributors. All rights reserved. |
| 3 | * |
| 4 | * SPDX-License-Identifier: BSD-3-Clause |
| 5 | */ |
| 6 | |
| 7 | #ifndef _CC_PKA_HW_PLAT_DEFS_H |
| 8 | #define _CC_PKA_HW_PLAT_DEFS_H |
| 9 | |
| 10 | #ifdef __cplusplus |
| 11 | extern "C" |
| 12 | { |
| 13 | #endif |
| 14 | |
| 15 | |
| 16 | #include "cc_pal_types.h" |
| 17 | /*! |
| 18 | @file |
| 19 | @brief Contains the enums and definitions that are used in the PKA code (definitions that are platform dependent). |
| 20 | */ |
| 21 | |
| 22 | /*! The size of the PKA engine word. */ |
| 23 | #define CC_PKA_WORD_SIZE_IN_BITS 128 |
| 24 | |
| 25 | /*! The maximal supported size of modulus in RSA in bits. */ |
| 26 | #define CC_RSA_MAX_VALID_KEY_SIZE_VALUE_IN_BITS 4096 |
| 27 | /*! The maximal supported size of key-generation in RSA in bits. */ |
| 28 | #define CC_RSA_MAX_KEY_GENERATION_HW_SIZE_BITS 4096 |
| 29 | |
| 30 | /*! Secure boot/debug certificate RSA public modulus key size in bits. */ |
| 31 | #if (KEY_SIZE == 3072) |
| 32 | #define BSV_CERT_RSA_KEY_SIZE_IN_BITS 3072 |
| 33 | #else |
| 34 | #define BSV_CERT_RSA_KEY_SIZE_IN_BITS 2048 |
| 35 | #endif |
| 36 | /*! Secure boot/debug certificate RSA public modulus key size in bytes. */ |
| 37 | #define BSV_CERT_RSA_KEY_SIZE_IN_BYTES (BSV_CERT_RSA_KEY_SIZE_IN_BITS/CC_BITS_IN_BYTE) |
| 38 | /*! Secure boot/debug certificate RSA public modulus key size in words. */ |
| 39 | #define BSV_CERT_RSA_KEY_SIZE_IN_WORDS (BSV_CERT_RSA_KEY_SIZE_IN_BITS/CC_BITS_IN_32BIT_WORD) |
| 40 | |
| 41 | /*! The maximal count of extra bits in PKA operations. */ |
| 42 | #define PKA_EXTRA_BITS 8 |
| 43 | /*! The number of memory registers in PKA operations. */ |
| 44 | #define PKA_MAX_COUNT_OF_PHYS_MEM_REGS 32 |
| 45 | |
| 46 | /*! Size of buffer for Barrett modulus tag in words. */ |
| 47 | #define RSA_PKA_BARRETT_MOD_TAG_BUFF_SIZE_IN_WORDS 5 |
| 48 | /*! Size of buffer for Barrett modulus tag in bytes. */ |
| 49 | #define RSA_PKA_BARRETT_MOD_TAG_BUFF_SIZE_IN_BYTES (RSA_PKA_BARRETT_MOD_TAG_BUFF_SIZE_IN_WORDS*CC_32BIT_WORD_SIZE) |
| 50 | |
| 51 | |
| 52 | |
| 53 | #ifdef __cplusplus |
| 54 | } |
| 55 | #endif |
| 56 | |
| 57 | #endif //_CC_PKA_HW_PLAT_DEFS_H |
| 58 | |
| 59 | /** |
| 60 | @} |
| 61 | */ |
| 62 | |