SerialPort.h
/*
* This file is part of libsidplayfp, a SID player engine.
*
* Copyright 2011-2020 Leandro Nini <drfiemost@users.sourceforge.net>
* Copyright 2009-2014 VICE Project
* Copyright 2007-2010 Antti Lankila
* Copyright 2000 Simon White
*
* 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 2 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef SERIALPORT_H
#define SERIALPORT_H
#include "interrupt.h"
#include "Event.h"
namespace libsidplayfp
{
class MOS652X;
class SerialPort : private Event
{
private:
MOS652X &parent;
EventScheduler &eventScheduler;
EventCallback<SerialPort> flipCntEvent;
EventCallback<SerialPort> flipFakeEvent;
EventCallback<SerialPort> startSdrEvent;
event_clock_t lastSync;
int count;
uint8_t cnt;
uint8_t cntHistory;
bool loaded;
bool pending;
bool forceFinish;
bool model4485 = false;
private:
void event() override;
void flipCnt();
void flipFake();
void doStartSdr() { (loaded ? pending : loaded) = true; }
void syncCntHistory();
public:
explicit SerialPort(EventScheduler &scheduler, MOS652X &parent) :
Event("Serial Port interrupt"),
parent(parent),
eventScheduler(scheduler),
flipCntEvent("flip CNT", *this, &SerialPort::flipCnt),
flipFakeEvent("flip fake", *this, &SerialPort::flipFake),
startSdrEvent("start SDR", *this, &SerialPort::doStartSdr)
{}
void reset();
void setModel4485(bool is4485) { model4485 = is4485; }
void startSdr() { eventScheduler.schedule(startSdrEvent, 1); }
void switchSerialDirection(bool input);
void handle();
};
}
#endif // SERIALPORT_H
libsidplayfp::EventCallback
Definition EventCallback.h:36
libsidplayfp::Event::Event
Event(const char *const name)
Definition Event.h:58
libsidplayfp::Event::event
virtual void event()=0
libsidplayfp::MOS652X
Definition mos652x.h:154