micropython/ports/renesas-ra/boardctrl.c

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/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2013-2020 Damien P. George
* Copyright (c) 2022 Renesas Electronics Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include "py/runtime.h"
#include "py/mphal.h"
#include "shared/runtime/pyexec.h"
#include "boardctrl.h"
#include "led.h"
#include "usrsw.h"
STATIC void flash_error(int n) {
for (int i = 0; i < n; i++) {
led_state(RA_LED1, 1);
mp_hal_delay_ms(250);
led_state(RA_LED1, 0);
mp_hal_delay_ms(250);
}
}
#if !MICROPY_HW_USES_BOOTLOADER
STATIC uint update_reset_mode(uint reset_mode) {
#if MICROPY_HW_HAS_SWITCH
bool press_status;
if (switch_get()) {
press_status = true;
mp_printf(&mp_plat_print, "\nEntering select boot mode\n");
mp_printf(&mp_plat_print, "Normal: release switch after LED1 flashes 4 times or more.\n");
mp_printf(&mp_plat_print, "Safe: release switch after LED1 flashes 2 times.\n");
mp_printf(&mp_plat_print, "Factory filesystem: release switch after LED1 flashes 3 times.\n");
// For boards with only a single LED, we'll flash that LED the
// appropriate number of times, with a pause between each one
for (uint i = 0; i < 100; i++) {
led_state(RA_LED1, 1);
mp_hal_delay_ms(1000);
led_state(RA_LED1, 0);
for (uint i = 0; i < 50; i++) {
mp_hal_delay_ms(20);
if (!switch_get()) {
press_status = false;
break;
}
}
if (press_status == false) {
break;
}
++reset_mode;
}
if (reset_mode > BOARDCTRL_RESET_MODE_FACTORY_FILESYSTEM) {
reset_mode = BOARDCTRL_RESET_MODE_NORMAL;
}
#if 0 // if selected mode is displayed, LED1 flash is unnecessary.
// Flash the selected reset mode twice.
// We'll flash LED selected number of times, and wait for 2 secs, then flash again:
// BOARDCTRL_RESET_MODE_NORMAL = 1,
// BOARDCTRL_RESET_MODE_SAFE_MODE = 2,
// BOARDCTRL_RESET_MODE_FACTORY_FILESYSTEM = 3,
mp_hal_delay_ms(1000);
for (uint i = 0; i < 2; i++) {
for (uint j = 0; j < reset_mode; j++) {
led_state(RA_LED1, 1);
mp_hal_delay_ms(1000);
led_state(RA_LED1, 0);
mp_hal_delay_ms(1000);
}
mp_hal_delay_ms(2000);
}
#endif
if (reset_mode == BOARDCTRL_RESET_MODE_SAFE_MODE) {
mp_printf(&mp_plat_print, "\nBoot with safe mode\n");
} else if (reset_mode == BOARDCTRL_RESET_MODE_FACTORY_FILESYSTEM) {
mp_printf(&mp_plat_print, "\nBoot with factory filesystem mode\n");
} else {
mp_printf(&mp_plat_print, "\nBoot with Normal mode\n");
}
}
#endif
return reset_mode;
}
#endif
void boardctrl_before_soft_reset_loop(boardctrl_state_t *state) {
#if !MICROPY_HW_USES_BOOTLOADER
// Update the reset_mode via the default
// method which uses the board switch/button and LEDs.
state->reset_mode = update_reset_mode(BOARDCTRL_RESET_MODE_NORMAL);
#endif
}
void boardctrl_top_soft_reset_loop(boardctrl_state_t *state) {
}
int boardctrl_run_boot_py(boardctrl_state_t *state) {
bool run_boot_py = state->reset_mode != BOARDCTRL_RESET_MODE_SAFE_MODE;
if (run_boot_py) {
// Run boot.py, if it exists.
const char *boot_py = "boot.py";
int ret = pyexec_file_if_exists(boot_py);
// Take action based on the execution result.
if (ret & PYEXEC_FORCED_EXIT) {
return BOARDCTRL_GOTO_SOFT_RESET_EXIT;
}
if (!ret) {
// There was an error, prevent main.py from running and flash LEDs.
state->reset_mode = BOARDCTRL_RESET_MODE_SAFE_MODE;
flash_error(4);
}
}
return BOARDCTRL_CONTINUE;
}
int boardctrl_run_main_py(boardctrl_state_t *state) {
bool run_main_py = state->reset_mode != BOARDCTRL_RESET_MODE_SAFE_MODE
&& pyexec_mode_kind == PYEXEC_MODE_FRIENDLY_REPL;
if (run_main_py) {
// Run main.py (or what it was configured to be), if it exists.
const char *main_py;
if (MP_STATE_PORT(pyb_config_main) == MP_OBJ_NULL) {
main_py = "main.py";
} else {
main_py = mp_obj_str_get_str(MP_STATE_PORT(pyb_config_main));
}
int ret = pyexec_file_if_exists(main_py);
// Take action based on the execution result.
if (ret & PYEXEC_FORCED_EXIT) {
return BOARDCTRL_GOTO_SOFT_RESET_EXIT;
}
if (!ret) {
flash_error(3);
}
}
return BOARDCTRL_CONTINUE;
}
void boardctrl_start_soft_reset(boardctrl_state_t *state) {
state->log_soft_reset = true;
}
void boardctrl_end_soft_reset(boardctrl_state_t *state) {
// Set reset_mode to normal boot.
state->reset_mode = BOARDCTRL_RESET_MODE_NORMAL;
}