mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-12-23 23:08:14 +00:00
95 lines
2.3 KiB
C
95 lines
2.3 KiB
C
/*
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* Copyright (c) Jan Pochyla, SatoshiLabs
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*
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* Licensed under TREZOR License
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* see LICENSE file for details
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*/
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#include <string.h>
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#include <stdlib.h>
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#include <sys/types.h>
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#include STM32_HAL_H
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#include "common.h"
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#include "display.h"
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#include "flash.h"
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#include "image.h"
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#include "rng.h"
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#include "sbu.h"
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#include "sdcard.h"
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#include "secbool.h"
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#include "touch.h"
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static void progress_callback(int pos, int len)
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{
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display_printf(".");
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}
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static void flash_from_sdcard(uint32_t target, uint32_t source, uint32_t length)
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{
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static uint32_t buf[SDCARD_BLOCK_SIZE / sizeof(uint32_t)];
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ensure(
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sectrue * (source % SDCARD_BLOCK_SIZE == 0),
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"source not a multiple of block size");
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ensure(
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sectrue * (length % SDCARD_BLOCK_SIZE == 0),
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"length not a multiple of block size");
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for (uint32_t i = 0; i < length / SDCARD_BLOCK_SIZE; i++) {
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display_printf("read %d\n", (unsigned int)(i + source / SDCARD_BLOCK_SIZE));
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ensure(
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sdcard_read_blocks(buf, i + source / SDCARD_BLOCK_SIZE, 1),
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"sdcard_read_blocks");
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for (uint32_t j = 0; j < SDCARD_BLOCK_SIZE / sizeof(uint32_t); j++) {
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ensure(flash_write_word(target + i * SDCARD_BLOCK_SIZE + j * sizeof(uint32_t), buf[j]), NULL);
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}
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}
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}
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int main(void)
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{
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sdcard_init();
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touch_init();
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display_orientation(0);
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display_clear();
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display_backlight(255);
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ensure(
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sdcard_is_present(),
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"sdcard_is_present");
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display_printf("updating boardloader + bootloader\n");
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const uint8_t sectors[] = {
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FLASH_SECTOR_BOARDLOADER_START,
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1,
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FLASH_SECTOR_BOARDLOADER_END,
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FLASH_SECTOR_BOOTLOADER,
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};
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display_printf("erasing sectors");
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ensure(flash_erase_sectors(sectors, sizeof(sectors), progress_callback), "flash_erase_sectors");
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display_printf("\n");
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display_printf("erased\n");
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ensure(flash_unlock(), NULL);
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sdcard_power_on();
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#define BOARDLOADER_SIZE (3 * 16 * 1024)
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#define BOOTLOADER_SIZE (128 * 1024)
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flash_from_sdcard(BOARDLOADER_START, 0, BOARDLOADER_SIZE);
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flash_from_sdcard(BOOTLOADER_START, BOARDLOADER_SIZE, BOOTLOADER_SIZE);
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display_printf("done\n");
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sdcard_power_off();
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ensure(flash_lock(), NULL);
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return 0;
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}
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