init.c

RTEMS (Real-Time Executive for Multiprocessor Systems) is a free open source real-time operating sys

/*
 * RTEMS configuration/initialization
 * 
 * This program may be distributed and used for any purpose.
 * I ask only that you:
 *  1. Leave this author information intact.
 *  2. Document any changes you make.
 *
 * W. Eric Norum
 * Saskatchewan Accelerator Laboratory
 * University of Saskatchewan
 * Saskatoon, Saskatchewan, CANADA
 * [e-mail]
 * 
 * Additions:
 * Charles-Antoine Gauthier
 * Software Engineering Group
 * Institute for Information Technology
 * National Research Council of Canada
 * [e-mail]
 *
 *  $Id: init.c,v 1.8 2002/10/31 05:20:45 ccj Exp $
 */

#include <bsp.h>


#define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER

#define CONFIGURE_MAXIMUM_TASKS       1

#define CONFIGURE_RTEMS_INIT_TASKS_TABLE

#define CONFIGURE_MICROSECONDS_PER_TICK 1000

#define CONFIGURE_INIT

rtems_task Init (rtems_task_argument argument);

#include <confdefs.h>

#include <stdio.h>
#include <unistd.h>
#include <termios.h>
#include <errno.h>
#include <string.h>

#include <tmacros.h>

#if !defined(fileno)
int fileno( FILE *stream); /* beyond ANSI */
#endif

/* Some of the termios dumping code depends on bit positions! */

void print_32bits( unsigned long bits, unsigned char size, char * names[] )
{
  unsigned char i;

  for( i = 0; i < size; i++ ) {
    if( (bits >> i) & 0x1 )
      printf( "%s ", names[i] );
  }
}


void print_c_iflag( struct termios * tp )
{
  char * c_iflag_bits [] = {
    "IGNBRK",   /* 0000001 */
    "BRKINT",   /* 0000002 */
    "IGNPAR",   /* 0000004 */
    "PARMRK",   /* 0000010 */
    "INPCK",    /* 0000020 */
    "ISTRIP",   /* 0000040 */
    "INLCR",    /* 0000100 */
    "IGNCR",    /* 0000200 */
    "ICRNL",    /* 0000400 */
    "IUCLC",    /* 0001000 */
    "IXON",     /* 0002000 */
    "IXANY",    /* 0004000 */
    "IXOFF",    /* 0010000 */
    "IMAXBEL",  /* 0020000 */
    "unknown",  /* 0040000 */
    "unknown",  /* 0100000 */
    "unknown",  /* 0200000 */
    "unknown",  /* 0400000 */
    "unknown",  /* 1000000 */
    "unknown",  /* 2000000 */
    "unknown"   /* 4000000 */
  };

  printf( "c_iflag = 0x%08x\n\t", tp->c_iflag );
  print_32bits( tp->c_iflag, sizeof( c_iflag_bits )/sizeof( char * ), c_iflag_bits );
  printf( "\n" );
}


void print_c_oflag( struct termios * tp )
{
  printf( "c_oflag = 0x%08x\n\t", tp->c_oflag );

  if( tp->c_oflag & OPOST )
    printf( "OPOST " );
    
  if( tp->c_oflag & OLCUC )
    printf( "OLCUC " );
    
  if( tp->c_oflag & ONLCR )
    printf( "ONLCR " );
    
  if( tp->c_oflag & OCRNL )
    printf( "OCRNL " );
    
  if( tp->c_oflag & ONOCR )
    printf( "ONOCR " );
    
  if( tp->c_oflag & ONLRET )
    printf( "ONLRET " );
    
  if( tp->c_oflag & OFILL )
    printf( "OFILL " );
    
  if( tp->c_oflag & OFDEL )
    printf( "OFDEL " );

  switch( tp->c_oflag & NLDLY ) {
    case NL0:
      printf( "NL0 " );
      break;
      
    case NL1:
      printf( "NL1 " );
      break;
  }
  
  switch( tp->c_oflag & CRDLY ) {
    case CR0:
      printf( "CR0 " );
      break;
      
    case CR1:
      printf( "CR1 " );
      break;
      
    case CR2:
      printf( "CR2 " );
      break;
      
    case CR3:
      printf( "CR3 " );
      break;
  }
  
  switch( tp->c_oflag & TABDLY ) {
    case TAB0:
      printf( "TAB0 " );
      break;
      
    case TAB1:
      printf( "TAB1 " );
      break;
      
    case TAB2:
      printf( "TAB2 " );
      break;
      
    case TAB3:
      printf( "TAB3 " );
      break;
  }
  
  switch( tp->c_oflag & BSDLY ) {
    case BS0:
      printf( "BS0 " );
      break;
      
    case BS1:
      printf( "BS1 " );
      break;
  }
  
  switch( tp->c_oflag & VTDLY ) {
    case VT0:
      printf( "VT0 " );
      break;
      
    case VT1:
      printf( "VT1 " );
      break;
  }
  
  switch( tp->c_oflag & FFDLY ) {
    case FF0:
      printf( "FF0" );
      break;
      
    case FF1:
      printf( "FF1" );
      break;
  }
  printf( "\n" );
}


void print_c_lflag( struct termios * tp )
{
  char * c_lflag_bits [] = {
    "ISIG",        /* 0000001 */
    "ICANON",      /* 0000002 */
    "XCASE",       /* 0000004 */
    "ECHO",        /* 0000010 */
    "ECHOE",       /* 0000020 */
    "ECHOK",       /* 0000040 */
    "ECHONL",      /* 0000100 */
    "NOFLSH",      /* 0000200 */
    "TOSTOP",      /* 0000400 */
    "ECHOCTL",     /* 0001000 */
    "ECHOPRT",     /* 0002000 */
    "ECHOKE",      /* 0004000 */
    "FLUSHO",      /* 0010000 */
    "unknown",     /* 0020000 */
    "PENDIN",      /* 0040000 */
    "IEXTEN",      /* 0100000 */
    "unknown",     /* 0200000 */
    "unknown",     /* 0400000 */
    "unknown",     /* 1000000 */
    "unknown",     /* 2000000 */
    "unknown",     /* 4000000 */
  };
  
  printf( "c_lflag = 0x%08x\n\t", tp->c_lflag );
  print_32bits( tp->c_lflag, sizeof( c_lflag_bits )/sizeof( char * ), c_lflag_bits );
  printf( "\n" );
}


void print_c_cflag( struct termios * tp )
{
  unsigned int baud;
  
  printf( "c_cflag = 0x%08x\n", tp->c_cflag );

  baud = (tp->c_cflag & CBAUD) ;
#if defined(__sh2__) 
  if ( tp->c_cflag & CBAUDEX )
#endif
  switch( baud ) {
    case B0:
      printf( "\tCBAUD =\tB0\n" );
      break;
      
    case B50:
      printf( "\tCBAUD =\tB50\n" );
      break;
      
    case B75:
      printf( "\tCBAUD =\tB75\n" );
      break;
      
    case B110:
      printf( "\tCBAUD =\tB110\n" );
      break;
      
    case B134:
      printf( "\tCBAUD =\tB134\n" );
      break;
      
    case B150:
      printf( "\tCBAUD =\tB150\n" );
      break;
      
    case B200:
      printf( "\tCBAUD =\tB200\n" );
      break;
      
    case B300:
      printf( "\tCBAUD =\tB300\n" );
      break;
      
    case B600:
      printf( "\tCBAUD =\tB600\n" );
      break;
      
    case B1200:
      printf( "\tCBAUD =\tB1200\n" );
      break;
      
    case B1800:
      printf( "\tCBAUD =\tB1800\n" );
      break;
      
    case B2400:
      printf( "\tCBAUD =\tB2400\n" );
      break;
      
    case B4800:
      printf( "\tCBAUD =\tB4800\n" );
      break;
      
    case B9600:
      printf( "\tCBAUD =\tB9600\n" );
      break;
      
    case B19200:
      printf( "\tCBAUD =\tB19200\n" );
      break;
      
    case B38400:
      printf( "\tCBAUD =\tB38400\n" );
      break;
#if defined(__sh2__)
    } 
    else 
    switch ( baud ) 
    {
#endif
    case B57600:
      printf( "\tCBAUD =\tB57600\n" );
      break;
      
    case B115200:
      printf( "\tCBAUD =\tB115200\n" );
      break;
      
    case B230400:
      printf( "\tCBAUD =\tB230400\n" );
      break;
      
    case B460800:
      printf( "\tCBAUD =\tB460800\n" );
      break;
      
    default:
      printf( "\tCBAUD =\tunknown (0x%08x)\n", baud );
      break;
    }

  switch( tp->c_cflag & CSIZE ) {
    case CS5:
      printf( "\tCSIZE =\tCS5\n" );
      break;
      
    case CS6:
      printf( "\tCSIZE =\tCS6\n" );
      break;
      
    case CS7:
      printf( "\tCSIZE =\tCS7\n" );
      break;
      
    case CS8:
      printf( "\tCSIZE =\tCS8\n" );
      break;
  }

  if( tp->c_cflag & CSTOPB )
    printf( "\tCSTOPB set: send 2 stop bits\n" );
  else
    printf( "\tCSTOPB clear: send 1 stop bit\n" );
  
  if( tp->c_cflag & PARENB )
    printf( "\tPARENB set: parity enabled\n" );
  else
    printf( "\tPARENB clear: parity disabled\n" );
  
  if( tp->c_cflag & PARODD )
    printf( "\tPARODD set: parity odd\n" );
  else
    printf( "\tPARODD clear: parity even\n" );
  
  if( tp->c_cflag & CREAD )
    printf( "\tCREAD set: receiver enabled\n" );
  else
    printf( "\tCREAD clear: treceiver disabled\n" );
  
  if( tp->c_cflag & HUPCL )
    printf( "\tHUPCL set: enabled\n" );
  else
    printf( "\tHUPCL clear: disabled\n" );
  
  if( tp->c_cflag & CLOCAL )
    printf( "\tCLOCAL set: ignore modem lines\n" );
  else
    printf( "\tCLOCAL clear: don't ignore modem lines\n" );
  
#if defined(CBAUDEX)
  if( tp->c_cflag & CBAUDEX )
    printf( "\tCBAUDEX set: What does this do?\n" );
  else