87 lines
3.7 KiB
C
87 lines
3.7 KiB
C
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/*
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* Copyright (C) 2017 C-SKY Microsystems Co., Ltd. All rights reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/******************************************************************************
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* @file ck_rsa.h
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* @brief header file for rsa driver
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* @version V1.0
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* @date 02. June 2017
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******************************************************************************/
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#ifndef _CK_RSA_H_
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#define _CK_RSA_H_
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#include <stdio.h>
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#include "drv_rsa.h"
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#include "soc.h"
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#define RSA_KEY_LEN 1024
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#define RSA_KEY_BYTE (RSA_KEY_LEN >> 3)
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#define RSA_KEY_WORD (RSA_KEY_LEN >> 5)
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#define BN_MAX_BITS ((RSA_KEY_LEN << 1) + 32)
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#define BN_MAX_BYTES ((BN_MAX_BITS + 7) >> 3)
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#define BN_MAX_WORDS ((BN_MAX_BYTES + 3) >> 2)
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#define MAX_RSA_LP_CNT 10000
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#define UINT32_TO_UINT64(data) ((uint64_t)(((uint64_t)(data)) & 0x00000000ffffffffU))
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#define UINT64L_TO_UINT32(data) ((uint32_t)(((uint64_t)(data)) & 0x00000000ffffffffU))
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#define UINT64H_TO_UINT32(data) ((uint32_t)((((uint64_t)(data)) >> 32) & 0x00000000ffffffffU))
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#define PKCS1_PADDING 0x01
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#define NO_PADDING 0x02
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#define MD5_PADDING 0x00
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#define SHA1_PADDING 0x01
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#define MD5_HASH_SZ 16
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#define SHA1_HASH_SZ 20
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#define RAS_CALCULATE_Q 0x6
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#define RSA_ENABLE_MODULE 0x3
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#define RSA_ENDIAN_MODE 0x8
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#define RSA_RESET 0x1
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#define RSA_CAL_Q_DONE_OFFSET 0x5
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typedef struct bignum {
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uint32_t pdata[BN_MAX_WORDS];
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uint32_t words;
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} bignum_t;
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typedef struct {
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__IOM uint32_t rsa_mwid; /* Offset: 0x000 (R/W) Width of M register */
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__IOM uint32_t rsa_ckid; /* Offset: 0x004 (R/W) Width of D register */
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__IOM uint32_t rsa_bwid; /* Offset: 0x008 (R/W) Width of B register */
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__IOM uint32_t rsa_ctrl; /* Offset: 0x00c (R/W) RSA control register */
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__OM uint32_t rsa_rst; /* Offset: 0x010 (W) RSA reset register */
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__IM uint32_t rsa_lp_cnt; /* Offset: 0x014 (R) Loop counter for inquiry register*/
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__IM uint32_t rsa_q0; /* Offset: 0x018 (R) High-radix MM algorithm assistant register,part 1*/
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__IM uint32_t rsa_q1; /* Offset: 0x01c (R) High-radix MM algorithm assistant register,part 2*/
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__IOM uint32_t rsa_isr; /* Offset: 0x020 (W/R) Interrupt raw status register */
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__IOM uint32_t rsa_imr; /* Offset: 0x024 (W/R) Interrupt mask register */
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__IOM uint32_t rev1[54]; /* Reserve regiser */
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__IOM uint32_t rsa_rfm; /* Offset: 0x100 (W/R) Register file for modulus M */
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__IOM uint32_t rev2[63]; /* Reserve regiser */
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__IOM uint32_t rsa_rfd; /* Offset: 0x200 (W/R) Register file for exponent D */
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__IOM uint32_t rev3[63]; /* Reserve regiser */
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__IOM uint32_t rsa_rfc; /* Offset: 0x300 (W/R) Register file for hard C */
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__IOM uint32_t rev4[63]; /* Reserve regiser */
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__IOM uint32_t rsa_rfb; /* Offset: 0x400 (W/R) Register file for data B */
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__IOM uint32_t rev5[63]; /* Reserve regiser */
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__IM uint32_t rsa_rfr; /* Offset: 0x500 (R) Register file for storing the result */
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} ck_rsa_reg_t;
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#endif
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