[fa21a843] | 1 | /* |
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[f4f96e9] | 2 | * Copyright (c) 1998,1999,2000, 2006 Ralf Corsepius, Ulm Germany. |
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[fa21a843] | 3 | * |
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| 4 | * See the file COPYING for copyright notice. |
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| 5 | */ |
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| 6 | |
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| 7 | #include <stdio.h> |
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| 8 | #include <string.h> /* strcmp, strerror */ |
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[f4f96e9] | 9 | #include <stdlib.h> /* exit */ |
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[fa21a843] | 10 | #include <errno.h> |
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| 11 | #include <getopt.h> |
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| 12 | |
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| 13 | #include "sci.h" |
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| 14 | |
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[df49c60] | 15 | static void usage( FILE* ofile, char *prog ) |
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[fa21a843] | 16 | { |
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[df49c60] | 17 | fprintf( ofile, "Usage: %s [options] driver\n", prog ); |
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| 18 | fprintf( ofile, "\nOptions:\n" ); |
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| 19 | fprintf( ofile, "Processor frequency (default 20MHz):\n") ; |
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| 20 | fprintf( ofile, "\t-M Phi .. processor frequency [MHz]\n" ); |
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| 21 | fprintf( ofile, "\t-K Phi .. processor frequency [KHz]\n" ); |
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| 22 | fprintf( ofile, "\t-H Phi .. processor frequency [Hz]\n" ); |
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| 23 | fprintf( ofile, "Driver:\n" ); |
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| 24 | fprintf( ofile, "\tsci .. bitrate table for sci\n" ); |
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| 25 | |
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| 26 | fprintf( ofile, "\nWritten by Ralf Corsepius <corsepiu@faw.uni-ulm.de>\n" ); |
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| 27 | fprintf( ofile, "\nCopyright (c) 1998,1999,2000\tRalf Corsepius\n" ); |
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[fa21a843] | 28 | } |
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| 29 | |
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[df49c60] | 30 | #if HAVE_GETOPT_LONG |
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| 31 | #define NOARG 0 |
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| 32 | #define HASARG 1 |
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| 33 | #define OPTARG 2 |
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| 34 | |
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| 35 | static struct option long_options[] = |
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| 36 | { |
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| 37 | { "version", NOARG, NULL, 'v' }, |
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| 38 | { "help", NOARG, NULL, 'h' }, |
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| 39 | { "mega-hertz", HASARG, NULL, 'M' }, |
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| 40 | { "kilo-hertz", HASARG, NULL, 'K' }, |
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| 41 | { "hertz", HASARG, NULL, 'H' }, |
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| 42 | { 0, 0, 0, 0 } |
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| 43 | }; |
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| 44 | #endif |
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| 45 | |
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[fa21a843] | 46 | static void shgen_header( FILE *file ) |
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| 47 | { |
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[8f71a36] | 48 | fprintf( file, |
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[df49c60] | 49 | "/*\n * DO NOT EDIT - this file is automatically generated by shgen %s\n", |
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| 50 | VERSION ); |
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[fa21a843] | 51 | fprintf( file, |
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[df49c60] | 52 | " * Copyright (c) 1998,1999,2000 Ralf Corsepius (corsepiu@faw.uni-ulm.de)\n */\n" ); |
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[8f71a36] | 53 | fprintf( file, |
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[fa21a843] | 54 | "\n/* This file is not copyrighted */\n\n" ); |
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| 55 | } |
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| 56 | |
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| 57 | int main( int argc, char *argv[] ) |
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| 58 | { |
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[5a6cfac] | 59 | double Phi = 20000000.0 ; |
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[df49c60] | 60 | |
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[8f71a36] | 61 | #if HAVE_GETOPT_LONG |
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[df49c60] | 62 | int option_index = 0 ; |
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| 63 | while( ( optopt = getopt_long( argc, argv, "M:K:H:hv", |
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| 64 | long_options, &option_index ) ) > 0 ) |
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| 65 | #else |
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| 66 | while ( ( optopt = getopt( argc, argv, "M:K:H:hv" ) ) > 0 ) |
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| 67 | #endif |
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[fa21a843] | 68 | { |
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| 69 | switch ( optopt ) |
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| 70 | { |
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| 71 | case 'M' : |
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[8f71a36] | 72 | sscanf( optarg, "%lf", &Phi ); |
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[fa21a843] | 73 | Phi = Phi * 1000000.0; |
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| 74 | break ; |
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[0d523ca] | 75 | case 'K' : |
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[8f71a36] | 76 | sscanf( optarg, "%lf", &Phi ); |
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[0d523ca] | 77 | Phi = Phi * 1000.0; |
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| 78 | break ; |
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| 79 | case 'H' : |
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[df49c60] | 80 | sscanf( optarg, "%lf", &Phi ); |
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[0d523ca] | 81 | break ; |
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[df49c60] | 82 | case 'h' : |
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| 83 | usage( stdout, argv[0] ); |
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| 84 | exit(0); |
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| 85 | case 'v' : |
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| 86 | fprintf( stdout, "%s version %s\n", argv[0], VERSION ); |
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| 87 | exit(0); |
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[fa21a843] | 88 | default : |
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[df49c60] | 89 | usage( stderr, argv[0] ); |
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| 90 | exit(1); |
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[fa21a843] | 91 | break ; |
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| 92 | } |
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| 93 | } |
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| 94 | |
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| 95 | if ( argc - optind != 1 ) |
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[df49c60] | 96 | { |
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| 97 | fprintf( stderr, "%s: Missing argument: driver\n", argv[0] ); |
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| 98 | exit(1); |
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| 99 | } |
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[8f71a36] | 100 | |
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[fa21a843] | 101 | shgen_header( stdout ); |
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[8f71a36] | 102 | |
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[fa21a843] | 103 | if ( strcmp( argv[optind], "sci" ) == 0 ) |
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| 104 | { |
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| 105 | shgen_gensci( stdout, Phi ); |
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| 106 | } |
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| 107 | else |
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[df49c60] | 108 | { |
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| 109 | fprintf( stderr, "%s: Invalid argument: driver\n", argv[0] ); |
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| 110 | exit(1); |
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| 111 | } |
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[8f71a36] | 112 | |
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[fa21a843] | 113 | return 0 ; |
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| 114 | } |
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