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trezor-firmware/core/embed/firmware/main.c
2024-09-24 12:21:53 +02:00

115 lines
2.9 KiB
C

/*
* 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/>.
*/
#include STM32_HAL_H
#include <stdint.h>
#include <stdio.h>
#include <string.h>
#include "py/builtin.h"
#include "py/compile.h"
#include "py/gc.h"
#include "py/mperrno.h"
#include "py/nlr.h"
#include "py/repl.h"
#include "py/runtime.h"
#include "py/stackctrl.h"
#include "shared/runtime/pyexec.h"
#include "ports/stm32/gccollect.h"
#include "ports/stm32/pendsv.h"
#include "error_handling.h"
#include "rsod.h"
#include "rust_ui_common.h"
#include "secbool.h"
#include "systask.h"
#include "system.h"
#ifdef USE_SECP256K1_ZKP
#include "zkp_context.h"
#endif
int main(uint32_t cmd, void *arg) {
if (cmd == 1) {
systask_postmortem_t *info = (systask_postmortem_t *)arg;
rsod_gui(info);
system_exit(0);
}
screen_boot_stage_2();
#ifdef USE_SECP256K1_ZKP
ensure(sectrue * (zkp_context_init() == 0), NULL);
#endif
printf("CORE: Preparing stack\n");
// Stack limit should be less than real stack size, so we have a chance
// to recover from limit hit.
mp_stack_set_top(&_estack);
mp_stack_set_limit((char *)&_estack - (char *)&_sstack - 1024);
#if MICROPY_ENABLE_PYSTACK
static mp_obj_t pystack[1024];
mp_pystack_init(pystack, &pystack[MP_ARRAY_SIZE(pystack)]);
#endif
// GC init
printf("CORE: Starting GC\n");
gc_init(&_heap_start, &_heap_end);
// Interpreter init
printf("CORE: Starting interpreter\n");
mp_init();
mp_obj_list_init(mp_sys_argv, 0);
mp_obj_list_init(mp_sys_path, 0);
mp_obj_list_append(mp_sys_path, MP_OBJ_NEW_QSTR(MP_QSTR__dot_frozen));
// Execute the main script
printf("CORE: Executing main script\n");
pyexec_frozen_module("main.py");
// Clean up
printf("CORE: Main script finished, cleaning up\n");
mp_deinit();
// Python code shouldn't ever exit, avoid black screen if it does
error_shutdown("(PE)");
return 0;
}
// MicroPython default exception handler
void __attribute__((noreturn)) nlr_jump_fail(void *val) {
error_shutdown("(UE)");
}
// MicroPython builtin stubs
mp_import_stat_t mp_import_stat(const char *path) {
return MP_IMPORT_STAT_NO_EXIST;
}
mp_obj_t mp_builtin_open(uint n_args, const mp_obj_t *args, mp_map_t *kwargs) {
return mp_const_none;
}
MP_DEFINE_CONST_FUN_OBJ_KW(mp_builtin_open_obj, 1, mp_builtin_open);