| /* |
| * Copyright (c) 2017, Intel Corporation. |
| * |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms and conditions of the GNU General Public License, |
| * version 2, as published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| * more details. |
| */ |
| |
| #ifndef __CSS_H__ |
| #define __CSS_H__ |
| |
| #include <stdint.h> |
| |
| struct image; |
| |
| #define MAN_CSS_MOD_TYPE 4 |
| #define MAN_CSS_HDR_SIZE 161 /* in words */ |
| #define MAN_CSS_HDR_VERSION 0x10000 |
| #define MAN_CSS_MOD_VENDOR 0x8086 |
| #define MAN_CSS_HDR_ID {'$', 'M', 'N', '2'} |
| |
| #define MAN_CSS_KEY_SIZE (MAN_RSA_KEY_MODULUS_LEN >> 2) |
| #define MAN_CSS_MOD_SIZE (MAN_RSA_KEY_MODULUS_LEN >> 2) |
| #define MAN_CSS_EXP_SIZE (MAN_RSA_KEY_EXPONENT_LEN >> 2) |
| #define MAN_CSS_MAN_SIZE \ |
| (sizeof(struct fw_image_manifest) >> 2) |
| |
| /* |
| * RSA Key and Crypto |
| */ |
| #define MAN_RSA_KEY_MODULUS_LEN 256 |
| #define MAN_RSA_KEY_EXPONENT_LEN 4 |
| #define MAN_RSA_SIGNATURE_LEN 256 |
| |
| struct fw_version { |
| uint16_t major_version; |
| uint16_t minor_version; |
| uint16_t hotfix_version; |
| uint16_t build_version; |
| } __attribute__((packed)); |
| |
| struct css_header { |
| uint32_t header_type; |
| uint32_t header_len; |
| uint32_t header_version; |
| uint32_t reserved0; /* must be 0x0 */ |
| uint32_t module_vendor; |
| uint32_t date; |
| uint32_t size; |
| uint8_t header_id[4]; |
| uint32_t padding; /* must be 0x0 */ |
| struct fw_version version; |
| uint32_t svn; |
| uint32_t reserved1[18]; /* must be 0x0 */ |
| uint32_t modulus_size; |
| uint32_t exponent_size; |
| uint8_t modulus[MAN_RSA_KEY_MODULUS_LEN]; |
| uint8_t exponent[MAN_RSA_KEY_EXPONENT_LEN]; |
| uint8_t signature[MAN_RSA_SIGNATURE_LEN]; |
| } __attribute__((packed)); |
| |
| void ri_css_hdr_create(struct image *image); |
| |
| #endif |