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boot.c revision 1.3 
      1 /*	$NetBSD: boot.c,v 1.3 1996/05/17 21:08:34 chuck Exp $ */
      2 
      3 /*
      4  * Copyright (c) 1982, 1986, 1990, 1993
      5  *	The Regents of the University of California.  All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. All advertising materials mentioning features or use of this software
     16  *    must display the following acknowledgement:
     17  *	This product includes software developed by the University of
     18  *	California, Berkeley and its contributors.
     19  * 4. Neither the name of the University nor the names of its contributors
     20  *    may be used to endorse or promote products derived from this software
     21  *    without specific prior written permission.
     22  *
     23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     33  * SUCH DAMAGE.
     34  *
     35  * 	@(#)boot.c	8.1 (Berkeley) 6/10/93
     36  */
     37 
     38 #include <sys/param.h>
     39 #include <sys/reboot.h>
     40 #include <machine/prom.h>
     41 
     42 #include "stand.h"
     43 #include "libsa.h"
     44 
     45 extern	char *version;
     46 char	line[80];
     47 
     48 main()
     49 {
     50 	char *cp, *file;
     51 	int ask = 0, howto;
     52 
     53 	printf(">> BSD MVME%x netboot [%s]\n", bugargs.cputyp, version);
     54 	/* cycle in the correct args */
     55 	bugargs.arg_start = bugargs.nbarg_start;
     56 	bugargs.arg_end   = bugargs.nbarg_end;
     57 	*bugargs.arg_end = 0; /* ensure */
     58 
     59 	parse_args(&file, &howto);
     60 
     61 	for (;;) {
     62 		if (ask) {
     63 			printf("boot: ");
     64 			gets(line);
     65 			if (line[0]) {
     66 				bugargs.arg_start = line;
     67 				cp = line;
     68 				while (cp < (line + sizeof(line) - 1) && *cp)
     69 					cp++;
     70 				bugargs.arg_end = cp;
     71 				parse_args(&file, &howto);
     72 			}
     73 		}
     74 		exec_mvme(file, howto);
     75 		printf("boot: %s: %s\n", file, strerror(errno));
     76 		ask = 1;
     77 	}
     78 }
     79