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43 lines
1.2 KiB
43 lines
1.2 KiB
// SPDX-FileCopyrightText: 2020 Foundation Devices, Inc. <hello@foundationdevices.com>
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// SPDX-License-Identifier: GPL-3.0-or-later
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//
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// SPDX-FileCopyrightText: 2018 Coinkite, Inc. <coldcardwallet.com>
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// SPDX-License-Identifier: GPL-3.0-only
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//
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#pragma once
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#include <stdint.h>
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#define FW_START (0x08020000)
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#define FW_HEADER_SIZE 2048
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#define FW_HEADER_MAGIC 0x50415353
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#define FW_HDR ((passport_firmware_header_t *)(FW_START))
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#define FW_END (0x081E0000)
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#define HASH_LEN 32
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#define SIGNATURE_LEN 64
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#define DATE_LEN 14 // e.g., "Jan. 01, 2021" + null
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#define VERSION_LEN 8 // e.g., 00.00 + null
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typedef struct __attribute__ ((packed))
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{
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uint32_t magic;
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uint32_t timestamp;
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uint8_t fwdate[DATE_LEN];
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uint8_t fwversion[VERSION_LEN];
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uint32_t fwlength;
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} fw_info_t;
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typedef struct __attribute__ ((packed))
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{
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uint32_t pubkey1;
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uint8_t signature1[SIGNATURE_LEN];
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uint32_t pubkey2;
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uint8_t signature2[SIGNATURE_LEN];
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} fw_signature_t;
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typedef struct __attribute__ ((packed))
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{
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fw_info_t info;
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fw_signature_t signature;
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} passport_firmware_header_t;
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