260 lines
7.3 KiB
C
260 lines
7.3 KiB
C
/*
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* This file is part of the MicroPython project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2017-2022 Damien P. George
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "mboot.h"
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#include "ports/stm32/boardctrl.h"
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#if MBOOT_ENABLE_DEFAULT_UI
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/******************************************************************************/
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// LED
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#if defined(MBOOT_LED1)
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#define LED0 MBOOT_LED1
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#elif defined(MICROPY_HW_LED1)
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#define LED0 MICROPY_HW_LED1
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#endif
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#if defined(MBOOT_LED2)
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#define LED1 MBOOT_LED2
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#elif defined(MICROPY_HW_LED2)
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#define LED1 MICROPY_HW_LED2
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#endif
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#if defined(MBOOT_LED3)
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#define LED2 MBOOT_LED3
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#elif defined(MICROPY_HW_LED3)
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#define LED2 MICROPY_HW_LED3
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#endif
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#if defined(MBOOT_LED4)
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#define LED3 MBOOT_LED4
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#elif defined(MICROPY_HW_LED4)
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#define LED3 MICROPY_HW_LED4
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#endif
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// For flashing states: bit 0 is "active", bit 1 is "inactive", bits 2-6 are flash rate.
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typedef enum {
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LED0_STATE_OFF = 0,
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LED0_STATE_ON = 1,
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LED0_STATE_SLOW_FLASH = (20 << 2) | 1,
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LED0_STATE_FAST_FLASH = (2 << 2) | 1,
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LED0_STATE_SLOW_INVERTED_FLASH = (20 << 2) | 2,
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} led0_state_t;
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static led0_state_t led0_cur_state = LED0_STATE_OFF;
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static uint32_t led0_ms_interval = 0;
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static int led0_toggle_count = 0;
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void led_init(void) {
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#if defined(MBOOT_BOARD_LED_INIT)
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// Custom LED init function provided by the board.
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MBOOT_BOARD_LED_INIT();
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#else
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// Init LEDs using GPIO calls.
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mp_hal_pin_output(LED0);
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#ifdef LED1
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mp_hal_pin_output(LED1);
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#endif
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#ifdef LED2
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mp_hal_pin_output(LED2);
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#endif
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#ifdef LED3
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mp_hal_pin_output(LED3);
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#endif
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#endif
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led0_cur_state = LED0_STATE_OFF;
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}
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static void led_state(uint32_t led, int val) {
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#if defined(MBOOT_BOARD_LED_STATE)
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// Custom LED state function provided by the board.
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return MBOOT_BOARD_LED_STATE(led, val);
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#else
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// Set LEDs using GPIO calls.
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if (val) {
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MICROPY_HW_LED_ON(led);
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} else {
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MICROPY_HW_LED_OFF(led);
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}
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#endif
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}
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void led_state_all(unsigned int mask) {
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led_state(LED0, mask & MBOOT_LED_STATE_LED0);
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#ifdef LED1
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led_state(LED1, mask & MBOOT_LED_STATE_LED1);
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#endif
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#ifdef LED2
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led_state(LED2, mask & MBOOT_LED_STATE_LED2);
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#endif
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#ifdef LED3
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led_state(LED3, mask & MBOOT_LED_STATE_LED3);
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#endif
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}
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static void led0_state(led0_state_t state) {
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led0_cur_state = state;
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if (state == LED0_STATE_OFF || state == LED0_STATE_ON) {
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led_state(LED0, state);
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}
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}
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void mboot_ui_systick(void) {
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if (led0_cur_state != LED0_STATE_OFF && systick_ms - led0_ms_interval > 50) {
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uint8_t rate = (led0_cur_state >> 2) & 0x1f;
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led0_ms_interval += 50;
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if (++led0_toggle_count >= rate) {
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led0_toggle_count = 0;
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}
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led_state(LED0, (led0_cur_state & (led0_toggle_count == 0 ? 1 : 2)));
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}
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}
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/******************************************************************************/
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// User button
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#ifdef MICROPY_HW_USRSW_PIN
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#define RESET_MODE_NUM_STATES (4)
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#define RESET_MODE_TIMEOUT_CYCLES (8)
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#ifdef LED2
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#ifdef LED3
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#define RESET_MODE_LED_STATES 0x8421
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#else
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#define RESET_MODE_LED_STATES 0x7421
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#endif
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#else
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#define RESET_MODE_LED_STATES 0x3210
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#endif
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static void usrbtn_init(void) {
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mp_hal_pin_config(MICROPY_HW_USRSW_PIN, MP_HAL_PIN_MODE_INPUT, MICROPY_HW_USRSW_PULL, 0);
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}
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static int usrbtn_state(void) {
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return mp_hal_pin_read(MICROPY_HW_USRSW_PIN) == MICROPY_HW_USRSW_PRESSED;
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}
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int mboot_get_reset_mode_default(void) {
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usrbtn_init();
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int reset_mode = BOARDCTRL_RESET_MODE_NORMAL;
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if (usrbtn_state()) {
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// Cycle through reset modes while USR is held
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// Timeout is roughly 20s, where reset_mode=1
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systick_init();
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led_init();
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reset_mode = 0;
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for (int i = 0; i < (RESET_MODE_NUM_STATES * RESET_MODE_TIMEOUT_CYCLES + 1) * 32; i++) {
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if (i % 32 == 0) {
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if (++reset_mode > RESET_MODE_NUM_STATES) {
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reset_mode = BOARDCTRL_RESET_MODE_NORMAL;
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}
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uint8_t l = RESET_MODE_LED_STATES >> ((reset_mode - 1) * 4);
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led_state_all(l);
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}
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if (!usrbtn_state()) {
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break;
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}
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mp_hal_delay_ms(19);
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}
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// Flash the selected reset mode
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for (int i = 0; i < 6; i++) {
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led_state_all(0);
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mp_hal_delay_ms(50);
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uint8_t l = RESET_MODE_LED_STATES >> ((reset_mode - 1) * 4);
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led_state_all(l);
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mp_hal_delay_ms(50);
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}
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mp_hal_delay_ms(300);
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}
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return reset_mode;
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}
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#endif
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/******************************************************************************/
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// State change
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void mboot_state_change_default(mboot_state_t state, uint32_t arg) {
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switch (state) {
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case MBOOT_STATE_DFU_START:
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led_state_all(0);
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led0_state(LED0_STATE_SLOW_FLASH);
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break;
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case MBOOT_STATE_DFU_END:
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led_state_all(0);
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break;
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case MBOOT_STATE_FSLOAD_START:
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break;
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case MBOOT_STATE_FSLOAD_END:
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// Flash LEDs based on success/failure of update
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for (int i = 0; i < 4; ++i) {
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if (arg == 0) {
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led_state_all(MBOOT_LED_STATE_LED0 | MBOOT_LED_STATE_LED1 | MBOOT_LED_STATE_LED2);
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} else {
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led_state_all(MBOOT_LED_STATE_LED0);
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}
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mp_hal_delay_ms(100);
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led_state_all(0);
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mp_hal_delay_ms(100);
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}
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break;
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case MBOOT_STATE_FSLOAD_PASS_START:
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led_state_all(arg == 0 ? 2 : 4);
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break;
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case MBOOT_STATE_FSLOAD_PROGRESS:
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break;
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case MBOOT_STATE_ERASE_START:
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led0_state(LED0_STATE_ON);
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break;
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case MBOOT_STATE_READ_START:
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case MBOOT_STATE_WRITE_START:
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led0_state(LED0_STATE_FAST_FLASH);
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break;
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case MBOOT_STATE_ERASE_END:
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case MBOOT_STATE_READ_END:
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case MBOOT_STATE_WRITE_END:
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if (arg == 0) {
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led0_state(LED0_STATE_SLOW_FLASH);
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} else {
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led0_state(LED0_STATE_SLOW_INVERTED_FLASH);
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}
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break;
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}
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}
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#endif // MBOOT_ENABLE_DEFAULT_UI
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