mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-12-28 09:08:07 +00:00
70 lines
1.8 KiB
C
70 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_COMMON_H__
|
|
#define __TREZORHAL_COMMON_H__
|
|
|
|
#include <stddef.h>
|
|
#include <stdint.h>
|
|
#include "secbool.h"
|
|
|
|
#include "error_handling.h"
|
|
#include "platform.h"
|
|
|
|
#ifndef MIN_8bits
|
|
#define MIN_8bits(a, b) \
|
|
({ \
|
|
typeof(a) _a = (a); \
|
|
typeof(b) _b = (b); \
|
|
_a < _b ? (_a & 0xFF) : (_b & 0xFF); \
|
|
})
|
|
#endif
|
|
#ifndef MIN
|
|
#define MIN(a, b) \
|
|
({ \
|
|
typeof(a) _a = (a); \
|
|
typeof(b) _b = (b); \
|
|
_a < _b ? _a : _b; \
|
|
})
|
|
#endif
|
|
#ifndef MAX
|
|
#define MAX(a, b) \
|
|
({ \
|
|
typeof(a) _a = (a); \
|
|
typeof(b) _b = (b); \
|
|
_a > _b ? _a : _b; \
|
|
})
|
|
#endif
|
|
|
|
void __attribute__((noreturn)) trezor_shutdown(void);
|
|
|
|
void hal_delay(uint32_t ms);
|
|
uint32_t hal_ticks_ms();
|
|
void hal_delay_us(uint16_t delay_us);
|
|
|
|
void collect_hw_entropy(void);
|
|
#define HW_ENTROPY_LEN (12 + 32)
|
|
extern uint8_t HW_ENTROPY_DATA[HW_ENTROPY_LEN];
|
|
|
|
// Invalidates firmware on the device
|
|
// Note: only works when write access to firmware area is enabled by MPU
|
|
void invalidate_firmware(void);
|
|
|
|
#endif
|