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trezor-firmware/core/embed/trezorhal/bootutils.h
2024-10-09 13:03:51 +02:00

50 lines
1.8 KiB
C

/*
* This file is part of the Trezor project, https://trezor.io/
*
* Copyright (c) SatoshiLabs
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that 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.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef TREZORHAL_BOOTUTILS_H
#define TREZORHAL_BOOTUTILS_H
#include <stddef.h>
#include <stdint.h>
// Immediately resets the device and initiates the normal boot sequence.
void __attribute__((noreturn)) reboot_device(void);
// Resets the device and enters the bootloader,
// halting there and waiting for further user instructions.
void __attribute__((noreturn)) reboot_to_bootloader(void);
// Resets the device into the bootloader and automatically continues
// with the installation of new firmware (also known as an
// interaction-less upgrade).
//
// If the provided hash is NULL or invalid, the device will stop
// at the bootloader and will require user acknowledgment to proceed
// with the firmware installation.
void __attribute__((noreturn)) reboot_and_upgrade(const uint8_t hash[32]);
// Allows the user to see the displayed error message and then
// safely shuts down the device (clears secrets, memory, etc.).
//
// This function is called when the device enters an
// unrecoverable error state.
void __attribute__((noreturn)) secure_shutdown(void);
#endif // TREZORHAL_BOOTUTILS_H