| /* |
| * Copyright 2017-2020 NXP |
| * |
| * SPDX-License-Identifier: BSD-3-Clause |
| * |
| */ |
| |
| #ifndef CSF_HDR_H |
| #define CSF_HDR_H |
| |
| #include "caam.h" |
| #include "hash.h" |
| #include "rsa.h" |
| |
| /* Barker code size in bytes */ |
| #define CSF_BARKER_LEN 4 /* barker code length in ESBC uboot client */ |
| /* header */ |
| |
| #ifdef CSF_HDR_CH3 |
| struct csf_hdr { |
| uint8_t barker[CSF_BARKER_LEN]; /* 0x00 Barker code */ |
| uint32_t srk_tbl_off; /* 0x04 SRK Table Offset */ |
| |
| struct { |
| uint8_t num_srk; /* 0x08 No. of keys */ |
| uint8_t srk_sel; /* Key no. to be used */ |
| uint8_t reserve; /* 0x0a rseerved */ |
| } len_kr; |
| uint8_t ie_flag; |
| |
| uint32_t uid_flag; |
| |
| uint32_t psign; /* 0x10 signature offset */ |
| uint32_t sign_len; /* 0x14 length of signature */ |
| |
| union { |
| struct { |
| uint32_t sg_table_offset; /* 0x18 SG Table Offset */ |
| uint32_t sg_entries; /* 0x1c no of entries in SG */ |
| } sg_isbc; |
| uint64_t img_addr; /* 64 bit pointer to ESBC Image */ |
| }; |
| |
| union { |
| struct { |
| uint32_t img_size; /* ESBC client img size in bytes */ |
| uint32_t ie_key_sel; |
| } img; |
| uint64_t entry_point; /* 0x20-0x24 ESBC entry point */ |
| }; |
| |
| uint32_t fsl_uid_0; /* 0x28 Freescale unique id 0 */ |
| uint32_t fsl_uid_1; /* 0x2c Freescale unique id 1 */ |
| uint32_t oem_uid_0; /* 0x30 OEM unique id 0 */ |
| uint32_t oem_uid_1; /* 0x34 OEM unique id 1 */ |
| uint32_t oem_uid_2; /* 0x38 OEM unique id 2 */ |
| uint32_t oem_uid_3; /* 0x3c OEM unique id 3 */ |
| uint32_t oem_uid_4; /* 0x40 OEM unique id 4 */ |
| |
| uint32_t reserved[3]; /* 0x44 - 0x4f */ |
| }; |
| |
| /* Srk table and key revocation check */ |
| #define UNREVOCABLE_KEY 8 |
| #define REVOC_KEY_ALIGN 7 |
| #define MAX_KEY_ENTRIES 8 |
| |
| #else |
| |
| /* CSF header for Chassis 2 */ |
| struct csf_hdr { |
| uint8_t barker[CSF_BARKER_LEN]; /* barker code */ |
| union { |
| uint32_t pkey; /* public key offset */ |
| uint32_t srk_tbl_off; |
| }; |
| |
| union { |
| uint32_t key_len; /* pub key length in bytes */ |
| struct { |
| uint32_t srk_table_flag:8; |
| uint32_t srk_sel:8; |
| uint32_t num_srk:16; |
| } len_kr; |
| }; |
| |
| uint32_t psign; /* signature offset */ |
| uint32_t sign_len; /* length of the signature in bytes */ |
| |
| /* SG Table used by ISBC header */ |
| union { |
| struct { |
| uint32_t sg_table_offset; /* 0x14 SG Table Offset */ |
| uint32_t sg_entries; /* no of entries in SG table */ |
| } sg_isbc; |
| struct { |
| uint32_t reserved1; /* Reserved field */ |
| uint32_t img_size; /* ESBC img size in bytes */ |
| } img; |
| }; |
| |
| uint32_t entry_point; /* ESBC client entry point */ |
| uint32_t reserved2; /* Scatter gather flag */ |
| uint32_t uid_flag; |
| uint32_t fsl_uid_0; |
| uint32_t oem_uid_0; |
| uint32_t reserved3[2]; |
| uint32_t fsl_uid_1; |
| uint32_t oem_uid_1; |
| |
| /* The entries below aren't present in ISBC header */ |
| uint64_t img_addr; /* 64 bit pointer to ESBC Image */ |
| uint32_t ie_flag; |
| uint32_t ie_key_sel; |
| }; |
| |
| /* Srk table and key revocation check */ |
| #define UNREVOCABLE_KEY 4 |
| #define REVOC_KEY_ALIGN 3 |
| #define MAX_KEY_ENTRIES 4 |
| |
| #endif |
| |
| struct srk_table { |
| uint32_t key_len; |
| uint8_t pkey[2 * RSA_4K_KEY_SZ_BYTES]; |
| }; |
| |
| /* |
| * This struct contains the following fields |
| * length of the segment |
| * Destination Target ID |
| * source address |
| * destination address |
| */ |
| struct sg_table { |
| uint32_t len; /* Length of Image */ |
| uint32_t res1; |
| union { |
| uint64_t src_addr; /* SRC Address of Image */ |
| struct { |
| uint32_t src_addr; |
| uint32_t dst_addr; |
| } img; |
| }; |
| }; |
| |
| int validate_esbc_header(void *img_hdr, void **img_key, uint32_t *key_len, |
| void **img_sign, uint32_t *sign_len, |
| enum sig_alg *algo); |
| |
| int calc_img_hash(struct csf_hdr *hdr, void *img_addr, uint32_t img_size, |
| uint8_t *img_hash, uint32_t *hash_len); |
| |
| #endif |