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138 lines
2.9 KiB
C
138 lines
2.9 KiB
C
/*
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* Copyright (C) 1994 by Joerg Wunsch, Dresden
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
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* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
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* USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
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* DAMAGE.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <machine/ioctl_fd.h>
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#include <sys/file.h>
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int
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getnumber(void)
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{
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int i;
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char b[80];
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fgets(b, 80, stdin);
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if(b[0] == '\n') return -1;
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sscanf(b, " %i", &i);
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return i;
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}
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void
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usage(void)
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{
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fprintf(stderr, "usage: fdcontrol [-d 0|1] | [-s] device-node\n");
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exit(2);
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}
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#define ask(name, fmt) \
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printf(#name "? [" fmt "]: ", ft.name); fflush(stdout); \
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if((i = getnumber()) != -1) ft.name = i
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int
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main(int argc, char **argv)
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{
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struct fd_type ft;
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int fd, i;
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int debug = -1, settype = 1;
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while((i = getopt(argc, argv, "d:s")) != -1)
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switch(i)
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{
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case 'd':
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debug = atoi(optarg);
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settype = 0;
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break;
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case 's':
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debug = -1;
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settype = 1;
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break;
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case '?':
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default:
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usage();
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}
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argc -= optind;
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argv += optind;
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if(argc != 1)
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usage();
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if((fd = open(argv[0], 0)) < 0)
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{
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perror("open(floppy)");
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return 1;
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}
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if(debug != -1)
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{
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if(ioctl(fd, FD_DEBUG, &debug) < 0)
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{
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perror("ioctl(FD_DEBUG)");
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return 1;
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}
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return 0;
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}
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if(settype)
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{
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if(ioctl(fd, FD_GTYPE, &ft) < 0)
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{
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perror("ioctl(FD_GTYPE)");
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return 1;
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}
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ask(sectrac, "%d");
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ask(secsize, "%d");
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ask(datalen, "0x%x");
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ask(gap, "0x%x");
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ask(tracks, "%d");
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ask(size, "%d");
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ask(steptrac, "%d");
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ask(trans, "%d");
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ask(heads, "%d");
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ask(f_gap, "0x%x");
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ask(f_inter, "%d");
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if(ioctl(fd, FD_STYPE, &ft) < 0)
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{
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perror("ioctl(FD_STYPE)");
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return 1;
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}
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return 0;
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}
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}
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