mirror of
https://github.com/retro100/dosbox-wii.git
synced 2024-09-29 18:28:35 +02:00
71 lines
1.8 KiB
C++
71 lines
1.8 KiB
C++
/*
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* Copyright (C) 2002-2019 The DOSBox Team
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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 2 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 along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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// include guard
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#ifndef DOSBOX_DIRECTSERIAL_WIN32_H
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#define DOSBOX_DIRECTSERIAL_WIN32_H
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#include "dosbox.h"
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#if C_DIRECTSERIAL
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#define DIRECTSERIAL_AVAILIBLE
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#include "serialport.h"
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#include "libserial.h"
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class CDirectSerial : public CSerial {
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public:
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CDirectSerial(Bitu id, CommandLine* cmd);
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~CDirectSerial();
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void updatePortConfig(Bit16u divider, Bit8u lcr);
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void updateMSR();
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void transmitByte(Bit8u val, bool first);
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void setBreak(bool value);
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void setRTSDTR(bool rts, bool dtr);
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void setRTS(bool val);
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void setDTR(bool val);
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void handleUpperEvent(Bit16u type);
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private:
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COMPORT comport;
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Bitu rx_state;
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#define D_RX_IDLE 0
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#define D_RX_WAIT 1
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#define D_RX_BLOCKED 2
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#define D_RX_FASTWAIT 3
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Bitu rx_retry; // counter of retries (every millisecond)
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Bitu rx_retry_max; // how many POLL_EVENTS to wait before causing
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// an overrun error.
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bool doReceive();
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#if SERIAL_DEBUG
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bool dbgmsg_poll_block;
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bool dbgmsg_rx_block;
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#endif
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};
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#endif // C_DIRECTSERIAL
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#endif // include guard
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