marlin/Marlin/src/HAL/STM32/MarlinSerial.h

/**
 * Marlin 3D Printer Firmware
 * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
 *
 * 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 <https://www.gnu.org/licenses/>.
 *
 */
#pragma once

#include "../../inc/MarlinConfigPre.h"

#if ENABLED(EMERGENCY_PARSER)
  #include "../../feature/e_parser.h"
#endif

typedef void (*usart_rx_callback_t)(serial_t * obj);

class MarlinSerial : public HardwareSerial {
public:
  MarlinSerial(void* peripheral, usart_rx_callback_t rx_callback) :
      HardwareSerial(peripheral), _rx_callback(rx_callback)
      #if ENABLED(EMERGENCY_PARSER)
        , emergency_state(EmergencyParser::State::EP_RESET)
      #endif
  { }

  #if ENABLED(EMERGENCY_PARSER)
    static inline bool emergency_parser_enabled() { return true; }
  #endif

  void begin(unsigned long baud, uint8_t config);
  inline void begin(unsigned long baud) { begin(baud, SERIAL_8N1); }

  void _rx_complete_irq(serial_t* obj);

protected:
  usart_rx_callback_t _rx_callback;
  #if ENABLED(EMERGENCY_PARSER)
    EmergencyParser::State emergency_state;
  #endif
};

extern MarlinSerial MSerial1;
extern MarlinSerial MSerial2;
extern MarlinSerial MSerial3;
extern MarlinSerial MSerial4;
extern MarlinSerial MSerial5;
extern MarlinSerial MSerial6;
extern MarlinSerial MSerial7;
extern MarlinSerial MSerial8;
extern MarlinSerial MSerial9;
extern MarlinSerial MSerial10;
extern MarlinSerial MSerialLP1;