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trezor-firmware/legacy/firmware/otp.h

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/*
* This file is part of the Trezor project, https://trezor.io/
*
* Copyright (C) 2019 Pavol Rusnak <stick@satoshilabs.com>
*
* This library is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This library 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __OTP_H__
#define __OTP_H__
#include <stdbool.h>
#include <stdint.h>
#define FLASH_OTP_NUM_BLOCKS 16
#define FLASH_OTP_BLOCK_SIZE 32
#define FLASH_OTP_BLOCK_RANDOMNESS 3
bool flash_otp_is_locked(uint8_t block);
bool flash_otp_lock(uint8_t block);
bool flash_otp_read(uint8_t block, uint8_t offset, uint8_t *data,
uint8_t datalen);
bool flash_otp_write(uint8_t block, uint8_t offset, const uint8_t *data,
uint8_t datalen);
#endif