mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-12-28 09:08:07 +00:00
298 lines
6.0 KiB
C
298 lines
6.0 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 STM32_HAL_H
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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 "py/builtin.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 "shared/runtime/pyexec.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 "board_capabilities.h"
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#include "common.h"
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#include "compiler_traits.h"
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#include "display.h"
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#include "fault_handlers.h"
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#include "flash.h"
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#include "image.h"
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#include "memzero.h"
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#include "model.h"
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#include "mpu.h"
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#include "random_delays.h"
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#include "rust_ui.h"
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#include "secure_aes.h"
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#include TREZOR_BOARD
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#ifdef USE_RGB_LED
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#include "rgb_led.h"
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#endif
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#ifdef USE_CONSUMPTION_MASK
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#include "consumption_mask.h"
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#endif
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#ifdef USE_DMA2D
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#include "dma2d.h"
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#endif
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#ifdef USE_BUTTON
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#include "button.h"
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#endif
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#ifdef USE_I2C
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#include "i2c.h"
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#endif
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#ifdef USE_TOUCH
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#include "touch.h"
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#endif
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#ifdef USE_SD_CARD
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#include "sdcard.h"
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#endif
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#ifdef USE_HASH_PROCESSOR
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#include "hash_processor.h"
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#endif
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#ifdef USE_OPTIGA
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#include "optiga_commands.h"
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#include "optiga_transport.h"
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#endif
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#if defined USE_OPTIGA | defined STM32U5
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#include "secret.h"
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#endif
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#include "unit_variant.h"
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#ifdef SYSTEM_VIEW
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#include "systemview.h"
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#endif
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#include "platform.h"
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#include "rng.h"
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#include "supervise.h"
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#ifdef USE_SECP256K1_ZKP
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#include "zkp_context.h"
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#endif
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#ifdef USE_HAPTIC
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#include "haptic.h"
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#endif
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// from util.s
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extern void shutdown_privileged(void);
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#ifdef USE_OPTIGA
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#if !PYOPT
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#include <inttypes.h>
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#if 1 // color log
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#define OPTIGA_LOG_FORMAT \
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"%" PRIu32 " \x1b[35moptiga\x1b[0m \x1b[32mDEBUG\x1b[0m %s: "
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#else
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#define OPTIGA_LOG_FORMAT "%" PRIu32 " optiga DEBUG %s: "
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#endif
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static void optiga_log_hex(const char *prefix, const uint8_t *data,
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size_t data_size) {
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printf(OPTIGA_LOG_FORMAT, hal_ticks_ms() * 1000, prefix);
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for (size_t i = 0; i < data_size; i++) {
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printf("%02x", data[i]);
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}
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printf("\n");
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}
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#endif
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#endif
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int main(void) {
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random_delays_init();
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#ifdef RDI
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rdi_start();
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#endif
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// reinitialize HAL for Trezor One
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#if defined TREZOR_MODEL_1
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HAL_Init();
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#endif
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#ifdef SYSTEM_VIEW
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enable_systemview();
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#endif
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#ifdef USE_HASH_PROCESSOR
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hash_processor_init();
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#endif
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#ifdef USE_DMA2D
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dma2d_init();
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#endif
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display_reinit();
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#ifdef STM32U5
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check_oem_keys();
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#endif
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screen_boot_stage_2();
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#if !defined TREZOR_MODEL_1
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parse_boardloader_capabilities();
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unit_variant_init();
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#ifdef STM32U5
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secure_aes_init();
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#endif
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#ifdef USE_OPTIGA
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uint8_t secret[SECRET_OPTIGA_KEY_LEN] = {0};
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secbool secret_ok = secret_optiga_get(secret);
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#endif
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mpu_config_firmware_initial();
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collect_hw_entropy();
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#if PRODUCTION || BOOTLOADER_QA
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check_and_replace_bootloader();
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#endif
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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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fault_handlers_init();
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#if defined TREZOR_MODEL_T
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set_core_clock(CLOCK_180_MHZ);
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#endif
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#ifdef USE_BUTTON
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button_init();
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#endif
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#ifdef USE_RGB_LED
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rgb_led_init();
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#endif
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#ifdef USE_CONSUMPTION_MASK
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consumption_mask_init();
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#endif
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#ifdef USE_I2C
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i2c_init();
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#endif
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#ifdef USE_TOUCH
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touch_init();
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#endif
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#ifdef USE_SD_CARD
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sdcard_init();
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#endif
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#ifdef USE_HAPTIC
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haptic_init();
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#endif
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#ifdef USE_OPTIGA
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#if !PYOPT
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// command log is relatively quiet so we enable it in debug builds
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optiga_command_set_log_hex(optiga_log_hex);
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// transport log can be spammy, uncomment if you want it:
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// optiga_transport_set_log_hex(optiga_log_hex);
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#endif
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optiga_init();
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optiga_open_application();
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if (sectrue == secret_ok) {
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optiga_sec_chan_handshake(secret, sizeof(secret));
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}
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memzero(secret, sizeof(secret));
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#endif
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#if !defined TREZOR_MODEL_1
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drop_privileges();
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#endif
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#ifdef USE_SECP256K1_ZKP
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ensure(sectrue * (zkp_context_init() == 0), NULL);
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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 *)&_sstack - 1024);
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#if MICROPY_ENABLE_PYSTACK
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static mp_obj_t pystack[1024];
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mp_pystack_init(pystack, &pystack[MP_ARRAY_SIZE(pystack)]);
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#endif
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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(mp_sys_path, MP_OBJ_NEW_QSTR(MP_QSTR__dot_frozen));
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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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// Python code shouldn't ever exit, avoid black screen if it does
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error_shutdown("INTERNAL ERROR", "(PE)");
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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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error_shutdown("INTERNAL ERROR", "(UE)");
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}
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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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