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https://github.com/trezor/trezor-firmware.git
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51 lines
1.6 KiB
C
51 lines
1.6 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 FLASH_H
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#define FLASH_H
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#include <stdint.h>
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#include <stdlib.h>
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#include "secbool.h"
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#define FLASH_SECTOR_COUNT 24
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// note: FLASH_SR_RDERR is STM32F42xxx and STM32F43xxx specific (STM32F427)
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// (reference RM0090 section 3.7.5)
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#ifndef STM32F427xx
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#define FLASH_SR_RDERR 0
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#endif
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#define FLASH_STATUS_ALL_FLAGS \
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(FLASH_SR_RDERR | FLASH_SR_PGSERR | FLASH_SR_PGPERR | FLASH_SR_PGAERR | \
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FLASH_SR_WRPERR | FLASH_SR_SOP | FLASH_SR_EOP)
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void flash_init(void);
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secbool __wur flash_unlock_write(void);
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secbool __wur flash_lock_write(void);
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const void *flash_get_address(uint8_t sector, uint32_t offset, uint32_t size);
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secbool __wur flash_erase(uint8_t sector);
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secbool __wur flash_write_byte(uint8_t sector, uint32_t offset, uint8_t data);
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secbool __wur flash_write_word(uint8_t sector, uint32_t offset, uint32_t data);
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#endif // FLASH_H
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