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23 lines
942 B
23 lines
942 B
// 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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// secresult.h - Secure return values from security-critical functions -- ensures that single bit glitches cannot
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// cause the wrong code path to be taken.
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#pragma once
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#include <stdint.h>
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// A true/false result with error numbers encoded as alternate values
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typedef uint32_t secresult;
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#define SEC_TRUE 0xAAAAAAAAU
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#define SEC_FALSE 0x00000000U
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// Error values
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#define ERR_ROM_SECRETS_TOO_BIG 0x50505050U
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#define ERR_INVALID_FIRMWARE_HEADER 0x51515151U
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#define ERR_INVALID_FIRMWARE_SIGNATURE 0x52525252U
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#define ERR_UNABLE_TO_CONFIGURE_SE 0x53535353U
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#define ERR_UNABLE_TO_WRITE_ROM_SECRETS 0x54545454U
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#define ERR_UNABLE_TO_UPDATE_FIRMWARE_HASH_IN_SE 0x55555555U
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#define ERR_FIRMWARE_HASH_DOES_NOT_MATCH_SE 0x56565656U
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