mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-12-23 14:58:09 +00:00
102 lines
2.4 KiB
C
102 lines
2.4 KiB
C
#include <stdio.h>
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#include <unistd.h>
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#include "bootui.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 "model.h"
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#include "rust_ui.h"
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#ifdef USE_OPTIGA
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#include "secret.h"
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#endif
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#include "emulator.h"
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#undef FIRMWARE_START
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uint8_t *FIRMWARE_START = 0;
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uint32_t stay_in_bootloader_flag;
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void set_core_clock(int) {}
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int bootloader_main(void);
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bool sector_is_empty(uint16_t sector) {
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const uint8_t *storage = flash_get_address(sector, 0, 0);
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size_t storage_size = flash_sector_size(sector);
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for (size_t i = 0; i < storage_size; i++) {
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if (storage[i] != 0xFF) {
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return false;
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}
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}
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return true;
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}
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__attribute__((noreturn)) int main(int argc, char **argv) {
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flash_init();
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FIRMWARE_START = (uint8_t *)flash_area_get_address(&FIRMWARE_AREA, 0, 0);
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// simulate non-empty storage so that we know whether it was erased or not
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if (sector_is_empty(STORAGE_AREAS[0].subarea[0].first_sector)) {
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secbool ret = flash_area_write_word(&STORAGE_AREAS[0], 16, 0x12345678);
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(void)ret;
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}
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if (argc == 2) {
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if (argv[1][0] == 's') {
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// Run the firmware
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stay_in_bootloader_flag = STAY_IN_BOOTLOADER_FLAG;
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}
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#ifdef USE_OPTIGA
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else if (argv[1][0] == 'l') {
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// write bootloader-lock secret
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secret_write_header();
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}
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#endif
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} else if (argc == 4) {
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display_init();
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display_backlight(180);
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screen_fatal_error_rust(argv[1], argv[2], argv[3]);
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display_refresh();
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ui_click();
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exit(0);
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}
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bootloader_main();
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hal_delay(3000);
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jump_to(NULL);
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}
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void display_set_little_endian(void) {}
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void display_reinit(void) {}
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void mpu_config_bootloader(void) {}
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void mpu_config_off(void) {}
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__attribute__((noreturn)) void jump_to(void *addr) {
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bool storage_is_erased =
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sector_is_empty(STORAGE_AREAS[0].subarea[0].first_sector) &&
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sector_is_empty(STORAGE_AREAS[1].subarea[0].first_sector);
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if (storage_is_erased) {
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printf("STORAGE WAS ERASED\n");
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screen_fatal_error_rust("BOOTLOADER EXIT", "Jumped to firmware",
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"STORAGE WAS ERASED");
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} else {
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printf("storage was retained\n");
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screen_fatal_error_rust("BOOTLOADER EXIT", "Jumped to firmware",
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"STORAGE WAS RETAINED");
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}
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display_backlight(180);
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display_refresh();
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hal_delay(3000);
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exit(0);
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}
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void ensure_compatible_settings(void) {}
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void main_clean_exit(int code) { exit(code); }
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