mirror of
https://github.com/mofeng-git/One-KVM.git
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104 lines
3.1 KiB
C++
104 lines
3.1 KiB
C++
/*****************************************************************************
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# #
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# KVMD - The main PiKVM daemon. #
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# #
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# Copyright (C) 2018-2022 Maxim Devaev <mdevaev@gmail.com> #
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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 <https://www.gnu.org/licenses/>. #
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# #
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*****************************************************************************/
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#pragma once
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#include "board.h"
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#include <libmaple/iwdg.h>
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namespace DRIVERS {
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class BoardStm32 : public Board {
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public:
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BoardStm32() : Board(BOARD){
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//2 sec timeout
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iwdg_init(IWDG_PRE_16, 0xFFF);
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pinMode(LED_BUILTIN, OUTPUT);
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}
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void reset() override {
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nvic_sys_reset();
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}
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void periodic() override {
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iwdg_feed();
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if (is_micros_timed_out(_prev_ts, 100000)) {
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switch(_state) {
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case 0:
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digitalWrite(LED_BUILTIN, LOW);
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break;
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case 2:
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if(_rx_data) {
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_rx_data = false;
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digitalWrite(LED_BUILTIN, LOW);
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}
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break;
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case 4:
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if(_keyboard_online) {
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_keyboard_online = false;
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digitalWrite(LED_BUILTIN, LOW);
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}
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break;
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case 8:
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if(_mouse_online) {
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_mouse_online = false;
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digitalWrite(LED_BUILTIN, LOW);
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}
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break;
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case 1: // heartbeat off
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case 3: // _rx_data off
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case 7: // _keyboard_online off
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case 11: // _mouse_online off
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digitalWrite(LED_BUILTIN, HIGH);
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break;
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case 19:
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_state = -1;
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break;
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}
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++_state;
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_prev_ts = micros();
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}
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}
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void updateStatus(status status) override {
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switch (status) {
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case RX_DATA:
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_rx_data = true;
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break;
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case KEYBOARD_ONLINE:
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_keyboard_online = true;
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break;
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case MOUSE_ONLINE:
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_mouse_online = true;
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break;
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}
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}
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private:
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unsigned long _prev_ts = 0;
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uint8_t _state = 0;
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bool _rx_data = false;
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bool _keyboard_online = false;
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bool _mouse_online = false;
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};
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}
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