98 lines
2.6 KiB
C++
98 lines
2.6 KiB
C++
/////////////////////////////////////////////////////////////////////////
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// $Id$
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/////////////////////////////////////////////////////////////////////////
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//
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// Copyright (C) 2004 The Bochs Project
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 2 of the License, or (at your option) any later version.
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//
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// This library 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 GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#if USE_RAW_SERIAL
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#ifdef __linux__
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#include <linux/serial.h>
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#endif
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#ifdef WIN32
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// experimental raw serial receive support on win32
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//#define WIN32_RECEIVE_RAW
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#endif
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#define P_NONE 0
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#define P_ODD 1
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#define P_EVEN 2
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#define P_HIGH 3
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#define P_LOW 4
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#define RAW_EVENT_BREAK -1
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#define RAW_EVENT_CTS_ON -2
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#define RAW_EVENT_CTS_OFF -3
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#define RAW_EVENT_DSR_ON -4
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#define RAW_EVENT_DSR_OFF -5
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#define RAW_EVENT_RING_ON -6
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#define RAW_EVENT_RING_OFF -7
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#define RAW_EVENT_RLSD_ON -8
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#define RAW_EVENT_RLSD_OFF -9
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#define RAW_EVENT_FRAME -10
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#define RAW_EVENT_OVERRUN -11
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#define RAW_EVENT_PARITY -12
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#define THREAD_RX_BUFSIZE 8192
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#define RX_BUFSIZE 256
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class serial_raw : public logfunctions {
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public:
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serial_raw(const char *devname);
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virtual ~serial_raw();
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void set_baudrate(int rate);
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void set_data_bits(int);
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void set_stop_bits(int);
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void set_parity_mode(int mode);
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void set_break(int mode);
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void set_modem_control(int ctrl);
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int get_modem_status();
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void transmit(Bit8u byte);
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bx_bool ready_transmit();
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bx_bool ready_receive();
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int receive ();
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#ifdef WIN32_RECEIVE_RAW
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void serial_thread();
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#endif
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private:
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void setup_port();
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#ifdef WIN32_RECEIVE_RAW
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void enq_event(Bit16s event);
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#endif
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bx_bool present;
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unsigned rxdata_count;
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#ifdef WIN32
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HANDLE hCOM;
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DCB dcb;
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BOOL DCBchanged;
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DWORD MSR_value;
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Bit16s rxdata_buffer[RX_BUFSIZE];
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#ifdef WIN32_RECEIVE_RAW
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HANDLE hRawSerialThread;
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BOOL thread_active;
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BOOL thread_quit;
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OVERLAPPED rx_ovl;
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OVERLAPPED thread_ovl;
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unsigned thread_rxdata_count;
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Bit16s thread_rxdata_buffer[THREAD_RX_BUFSIZE];
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#endif
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#endif
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};
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#endif
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