/*
* Copyright (c) 1998,1999,2000 Ralf Corsepius (corsepiu@faw.uni-ulm.de)
*
* See the file COPYING for copyright notice.
*/
#include <stdio.h>
#include <string.h> /* strcmp, strerror */
#include <errno.h>
#include <getopt.h>
#include "sci.h"
static void usage( FILE* ofile, char *prog )
{
fprintf( ofile, "Usage: %s [options] driver\n", prog );
fprintf( ofile, "\nOptions:\n" );
fprintf( ofile, "Processor frequency (default 20MHz):\n") ;
fprintf( ofile, "\t-M Phi .. processor frequency [MHz]\n" );
fprintf( ofile, "\t-K Phi .. processor frequency [KHz]\n" );
fprintf( ofile, "\t-H Phi .. processor frequency [Hz]\n" );
fprintf( ofile, "Driver:\n" );
fprintf( ofile, "\tsci .. bitrate table for sci\n" );
fprintf( ofile, "\nWritten by Ralf Corsepius <corsepiu@faw.uni-ulm.de>\n" );
fprintf( ofile, "\nCopyright (c) 1998,1999,2000\tRalf Corsepius\n" );
}
#if HAVE_GETOPT_LONG
#define NOARG 0
#define HASARG 1
#define OPTARG 2
static struct option long_options[] =
{
{ "version", NOARG, NULL, 'v' },
{ "help", NOARG, NULL, 'h' },
{ "mega-hertz", HASARG, NULL, 'M' },
{ "kilo-hertz", HASARG, NULL, 'K' },
{ "hertz", HASARG, NULL, 'H' },
{ 0, 0, 0, 0 }
};
#endif
static void shgen_header( FILE *file )
{
fprintf( file,
"/*\n * DO NOT EDIT - this file is automatically generated by shgen %s\n",
VERSION );
fprintf( file,
" * Copyright (c) 1998,1999,2000 Ralf Corsepius (corsepiu@faw.uni-ulm.de)\n */\n" );
fprintf( file,
"\n/* This file is not copyrighted */\n\n" );
}
int main( int argc, char *argv[] )
{
double Phi = 20000000.0 ;
#if HAVE_GETOPT_LONG
int option_index = 0 ;
while( ( optopt = getopt_long( argc, argv, "M:K:H:hv",
long_options, &option_index ) ) > 0 )
#else
while ( ( optopt = getopt( argc, argv, "M:K:H:hv" ) ) > 0 )
#endif
{
switch ( optopt )
{
case 'M' :
sscanf( optarg, "%lf", &Phi );
Phi = Phi * 1000000.0;
break ;
case 'K' :
sscanf( optarg, "%lf", &Phi );
Phi = Phi * 1000.0;
break ;
case 'H' :
sscanf( optarg, "%lf", &Phi );
break ;
case 'h' :
usage( stdout, argv[0] );
exit(0);
case 'v' :
fprintf( stdout, "%s version %s\n", argv[0], VERSION );
exit(0);
default :
usage( stderr, argv[0] );
exit(1);
break ;
}
}
if ( argc - optind != 1 )
{
fprintf( stderr, "%s: Missing argument: driver\n", argv[0] );
exit(1);
}
shgen_header( stdout );
if ( strcmp( argv[optind], "sci" ) == 0 )
{
shgen_gensci( stdout, Phi );
}
else
{
fprintf( stderr, "%s: Invalid argument: driver\n", argv[0] );
exit(1);
}
return 0 ;
}