mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-12-15 10:58:09 +00:00
112 lines
3.2 KiB
C
112 lines
3.2 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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#include <trezor_model.h>
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#include <trezor_rtl.h>
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#include <gfx/gfx_draw.h>
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#include <gfx/terminal.h>
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#include <io/display.h>
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#include <io/sdcard.h>
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#include <io/touch.h>
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#include <sec/rng.h>
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#include <sys/bootutils.h>
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#include <sys/system.h>
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#include <sys/systimer.h>
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#include <util/flash.h>
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#include <util/image.h>
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#include <util/rsod.h>
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#include "flash.h"
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#ifdef USE_HASH_PROCESSOR
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#include <sec/hash_processor.h>
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#endif
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static void progress_callback(int pos, int len) { term_printf("."); }
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static void flash_from_sdcard(const flash_area_t *area, uint32_t source,
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uint32_t length) {
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static uint32_t buf[SDCARD_BLOCK_SIZE / sizeof(uint32_t)];
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_Static_assert(SDCARD_BLOCK_SIZE % FLASH_BLOCK_SIZE == 0);
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ensure(sectrue * (source % SDCARD_BLOCK_SIZE == 0),
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"source not a multiple of block size");
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ensure(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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term_printf("read %d\n", (unsigned int)(i + source / SDCARD_BLOCK_SIZE));
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ensure(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 / FLASH_BLOCK_SIZE; j++) {
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ensure(flash_area_write_block(
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area, i * SDCARD_BLOCK_SIZE + j * FLASH_BLOCK_SIZE,
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&buf[j * FLASH_BLOCK_WORDS]),
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NULL);
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}
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}
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}
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int main(void) {
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system_init(&rsod_panic_handler);
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sdcard_init();
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touch_init();
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#ifdef USE_HASH_PROCESSOR
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hash_processor_init();
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#endif
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display_set_orientation(0);
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gfx_clear();
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display_set_backlight(255);
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ensure(sdcard_is_present(), "sdcard_is_present");
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term_printf("updating boardloader + bootloader\n");
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term_printf("erasing sectors");
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ensure(flash_area_erase(&BOARDLOADER_AREA, progress_callback),
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"flash_erase_sectors");
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ensure(flash_area_erase(&BOOTLOADER_AREA, progress_callback),
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"flash_erase_sectors");
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term_printf("\n");
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term_printf("erased\n");
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ensure(flash_unlock_write(), NULL);
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ensure(sdcard_power_on(), NULL);
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#define BOARDLOADER_CHUNK_SIZE (16 * 1024)
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#define BOARDLOADER_TOTAL_SIZE (3 * BOARDLOADER_CHUNK_SIZE)
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#define BOOTLOADER_TOTAL_SIZE (128 * 1024)
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flash_from_sdcard(&BOARDLOADER_AREA, 0, BOARDLOADER_TOTAL_SIZE);
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flash_from_sdcard(&BOOTLOADER_AREA, BOARDLOADER_TOTAL_SIZE,
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BOOTLOADER_TOTAL_SIZE);
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term_printf("done\n");
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sdcard_power_off();
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ensure(flash_lock_write(), NULL);
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return 0;
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}
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