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trezor-firmware/core/embed/trezorhal/tamper.h
2024-02-29 23:05:56 +01:00

39 lines
1.3 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 TREZOR_HAL_TAMPER_H
#define TREZOR_HAL_TAMPER_H
#include <stdint.h>
// Tamper module enables the internal tamper detection on STM32 microcontroller
// as well as external tamper input if it's available on the device
// Initializes the tamper detection
void tamper_init(void);
// Triggers one of internal tampers.
// The function is intended for experimentation with internal tamper mechanism
// Use TAMP_CR1_xxx constants to as a parameter
// Only TAMP_CR1_ITAMP5E (RTC) and TAMP_CR1_ITAMP8E (monotonic counter)
// are supported
void tamper_test(uint32_t tamper_type);
#endif // TREZOR_HAL_TAMPER_H