98 lines
2.1 KiB
C++
98 lines
2.1 KiB
C++
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#include "global.h"
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/*
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-----------------------------------------------------------------------------
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Class: LightsDriver_LinuxSerial
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Desc: See header.
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Copyright (c) 2001-2002 by the person(s) listed below. All rights reserved.
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Chris Danford
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-----------------------------------------------------------------------------
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*/
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#include "LightsDriver_LinuxSerial.h"
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#include <stdio.h>
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#include <unistd.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <termios.h>
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#include <string.h>
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#include <errno.h>
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#include "adrport.h"
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static int fd = 0;
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LightsDriver_LinuxSerial::LightsDriver_LinuxSerial()
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{
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sprintf(sPortName, "/dev/ttyS1", sPortNumber);
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fd = open(sPortName, O_RDWR | O_NOCTTY | O_NDELAY);
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if (fd < 0)
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RageException::Throw( "open error %d %s\n", errno, strerror(errno) );
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struct termios my_termios;
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tcgetattr(fd, &my_termios);
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tcflush(fd, TCIFLUSH);
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my_termios.c_cflag = B2400 | CS8 |CREAD | CLOCAL | HUPCL;
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cfsetospeed(&my_termios, B2400);
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tcsetattr(fd, TCSANOW, &my_termios);
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LOG->Info("Lights info:");
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LOG->Info(" new cflag=%08x\n", my_termios.c_cflag);
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LOG->Info(" new oflag=%08x\n", my_termios.c_oflag);
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LOG->Info(" new iflag=%08x\n", my_termios.c_iflag);
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LOG->Info(" new lflag=%08x\n", my_termios.c_lflag);
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LOG->Info(" new line=%02x\n", my_termios.c_line);
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WriteString( "Yo", strlen("Yo" );
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}
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LightsDriver_LinuxSerial::~LightsDriver_LinuxSerial()
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{
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if (fd > 0)
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close(fd);
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}
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void WriteString( char* sz, int len )
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{
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int iOut;
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if (fd < 1)
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{
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LOG->Warn("Lights port is not open\n");
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return ;
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}
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iOut = write(fd, sz, len);
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if (iOut < 0)
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{
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LOG->Warn("Lights write error %d %s\n", errno, strerror(errno));
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}
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ASSERT( iOut > 0 );
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}
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char g_data[2] = { 0, 0 };
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void LightsDriver_LinuxSerial::SetLight( Light light, bool bOn )
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{
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int byte_index = light / 8;
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int bit_index = light % 8;
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char &data = g_data[byte_index];
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BYTE mask = 0x01 << bit_index;
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if( bOn )
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data |= mask;
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else
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data &= ~mask;
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WriteString( data, sizeof(data) );
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}
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void LightsDriver_LinuxSerial::Flush()
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{
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WriteString( data, sizeof(data) );
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}
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