/* * 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_FLASH_H #define TREZORHAL_FLASH_H #include <stdint.h> #include <stdlib.h> #include "secbool.h" // see docs/memory.md for more information #if TREZOR_MODEL == T #define FLASH_SECTOR_COUNT 24 #elif TREZOR_MODEL == 1 #define FLASH_SECTOR_COUNT 12 #else #error Unknown Trezor model #endif #define FLASH_SECTOR_BOARDLOADER_START 0 // 1 #define FLASH_SECTOR_BOARDLOADER_END 2 // 3 #if TREZOR_MODEL == T #define FLASH_SECTOR_STORAGE_1 4 #define FLASH_SECTOR_STORAGE_2 16 #elif TREZOR_MODEL == 1 #define FLASH_SECTOR_STORAGE_1 2 #define FLASH_SECTOR_STORAGE_2 3 #else #error Unknown Trezor model #endif #define FLASH_SECTOR_BOOTLOADER 5 #define FLASH_SECTOR_FIRMWARE_START 6 // 7 // 8 // 9 // 10 #define FLASH_SECTOR_FIRMWARE_END 11 #define FLASH_SECTOR_UNUSED_START 12 // 13 // 14 #define FLASH_SECTOR_UNUSED_END 15 #define FLASH_SECTOR_FIRMWARE_EXTRA_START 17 // 18 // 19 // 20 // 21 // 22 #define FLASH_SECTOR_FIRMWARE_EXTRA_END 23 #define BOOTLOADER_SECTORS_COUNT (1) #define STORAGE_SECTORS_COUNT (2) #define FIRMWARE_SECTORS_COUNT (6 + 7) extern const uint8_t STORAGE_SECTORS[STORAGE_SECTORS_COUNT]; extern const uint8_t FIRMWARE_SECTORS[FIRMWARE_SECTORS_COUNT]; // note: FLASH_SR_RDERR is STM32F42xxx and STM32F43xxx specific (STM32F427) // (reference RM0090 section 3.7.5) #ifndef STM32F427xx #define FLASH_SR_RDERR 0 #endif #define FLASH_STATUS_ALL_FLAGS \ (FLASH_SR_RDERR | FLASH_SR_PGSERR | FLASH_SR_PGPERR | FLASH_SR_PGAERR | \ FLASH_SR_WRPERR | FLASH_SR_SOP | FLASH_SR_EOP) void flash_init(void); secbool __wur flash_unlock_write(void); secbool __wur flash_lock_write(void); const void *flash_get_address(uint8_t sector, uint32_t offset, uint32_t size); secbool __wur flash_erase_sectors(const uint8_t *sectors, int len, void (*progress)(int pos, int len)); static inline secbool flash_erase(uint8_t sector) { return flash_erase_sectors(§or, 1, NULL); } secbool __wur flash_write_byte(uint8_t sector, uint32_t offset, uint8_t data); secbool __wur flash_write_word(uint8_t sector, uint32_t offset, uint32_t data); #define FLASH_OTP_NUM_BLOCKS 16 #define FLASH_OTP_BLOCK_SIZE 32 // OTP blocks allocation #define FLASH_OTP_BLOCK_BATCH 0 #define FLASH_OTP_BLOCK_BOOTLOADER_VERSION 1 #define FLASH_OTP_BLOCK_VENDOR_KEYS_LOCK 2 #define FLASH_OTP_BLOCK_RANDOMNESS 3 secbool __wur flash_otp_read(uint8_t block, uint8_t offset, uint8_t *data, uint8_t datalen); secbool __wur flash_otp_write(uint8_t block, uint8_t offset, const uint8_t *data, uint8_t datalen); secbool __wur flash_otp_lock(uint8_t block); secbool __wur flash_otp_is_locked(uint8_t block); #endif // TREZORHAL_FLASH_H