mirror of
https://github.com/trezor/trezor-firmware.git
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58 lines
1.8 KiB
C
58 lines
1.8 KiB
C
/*
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* This file is part of the Trezor project, https://trezor.io/
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*
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* Copyright (c) SatoshiLabs
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef TREZORHAL_BOOTARGS_H
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#define TREZORHAL_BOOTARGS_H
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#include <stddef.h>
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#include <stdint.h>
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// Defines boot command processed in bootloader on next reboot
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typedef enum {
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// Normal boot sequence
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BOOT_COMMAND_NONE = 0x00000000,
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// Stop and wait for further instructions
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BOOT_COMMAND_STOP_AND_WAIT = 0x0FC35A96,
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// Do not ask anything, install an upgrade
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BOOT_COMMAND_INSTALL_UPGRADE = 0xFA4A5C8D,
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} boot_command_t;
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// Maximum size boot_args array
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#define BOOT_ARGS_MAX_SIZE (256 - 8)
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typedef union {
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uint8_t raw[BOOT_ARGS_MAX_SIZE];
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// firmware header hash, BOOT_COMMAND_INSTALL_UPGRADE
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uint8_t hash[32];
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} boot_args_t;
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// Configures the boot command and associated arguments for the next reboot.
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// The arguments must adhere to the boot_args_t structure layout.
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void bootargs_set(boot_command_t command, const void* args, size_t args_size);
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// Returns the last boot command saved during bootloader startup
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boot_command_t bootargs_get_command();
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// Returns the pointer to boot arguments
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const boot_args_t* bootargs_get_args();
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#endif // TREZORHAL_BOOTARGS_H
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