mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-12-29 17:48:10 +00:00
126 lines
2.9 KiB
C
126 lines
2.9 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 <stdint.h>
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#include <stdio.h>
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#include <string.h>
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#include "lib/utils/pyexec.h"
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#include "py/compile.h"
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#include "py/gc.h"
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#include "py/mperrno.h"
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#include "py/nlr.h"
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#include "py/repl.h"
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#include "py/runtime.h"
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#include "py/stackctrl.h"
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#include "ports/stm32/gccollect.h"
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#include "ports/stm32/pendsv.h"
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#include "bl_check.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 "mpu.h"
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#include "rng.h"
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#include "sdcard.h"
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#include "touch.h"
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int main(void) {
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// initialize pseudo-random number generator
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drbg_init();
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// reinitialize HAL for Trezor One
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#if TREZOR_MODEL == 1
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HAL_Init();
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#endif
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collect_hw_entropy();
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#if TREZOR_MODEL == T
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check_and_replace_bootloader();
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// Enable MPU
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mpu_config_firmware();
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#endif
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// Init peripherals
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pendsv_init();
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#if TREZOR_MODEL == 1
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display_init();
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touch_init();
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#endif
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#if TREZOR_MODEL == T
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sdcard_init();
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touch_init();
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touch_power_on();
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display_clear();
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#endif
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printf("CORE: Preparing stack\n");
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// Stack limit should be less than real stack size, so we have a chance
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// to recover from limit hit.
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mp_stack_set_top(&_estack);
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mp_stack_set_limit((char *)&_estack - (char *)&_heap_end - 1024);
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// GC init
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printf("CORE: Starting GC\n");
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gc_init(&_heap_start, &_heap_end);
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// Interpreter init
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printf("CORE: Starting interpreter\n");
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mp_init();
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mp_obj_list_init(mp_sys_argv, 0);
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mp_obj_list_init(mp_sys_path, 0);
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mp_obj_list_append(
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mp_sys_path,
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MP_OBJ_NEW_QSTR(MP_QSTR_)); // current dir (or base dir of the script)
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// Execute the main script
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printf("CORE: Executing main script\n");
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pyexec_frozen_module("main.py");
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// Clean up
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printf("CORE: Main script finished, cleaning up\n");
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mp_deinit();
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return 0;
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}
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// MicroPython default exception handler
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void __attribute__((noreturn)) nlr_jump_fail(void *val) {
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ensure(secfalse, "uncaught exception");
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}
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void PendSV_Handler(void) { pendsv_isr_handler(); }
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// MicroPython builtin stubs
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mp_import_stat_t mp_import_stat(const char *path) {
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return MP_IMPORT_STAT_NO_EXIST;
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}
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mp_obj_t mp_builtin_open(uint n_args, const mp_obj_t *args, mp_map_t *kwargs) {
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return mp_const_none;
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}
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MP_DEFINE_CONST_FUN_OBJ_KW(mp_builtin_open_obj, 1, mp_builtin_open);
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