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boot.c revision 1.11 
      1 /*	$NetBSD: boot.c,v 1.11 2002/10/01 20:41:22 provos 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 <lib/libkern/libkern.h>
     43 
     44 #include "stand.h"
     45 #include "libsa.h"
     46 #include "config.h"
     47 
     48 int main(void);
     49 
     50 extern	char bootprog_name[], bootprog_rev[];
     51 char	line[80];
     52 
     53 int
     54 main()
     55 {
     56 	char *cp, *file;
     57 	int ask = 0, howto, part, sboot = 0;
     58 
     59 	printf(">> %s MVME%x netboot (via %s) [%s]\n",
     60 		bootprog_name, bugargs.cputyp, bugargs.arg_start, bootprog_rev);
     61 	if (memcmp("sboot", bugargs.arg_start, 5) == 0)
     62 		sboot = 1;
     63 	/* cycle in the correct args */
     64 	bugargs.arg_start = bugargs.nbarg_start;
     65 	bugargs.arg_end   = bugargs.nbarg_end;
     66 	*bugargs.arg_end = 0; /* ensure */
     67 
     68 	parse_args(&file, &howto, &part);
     69 
     70 	for (;;) {
     71 		if (ask) {
     72 			printf("boot: ");
     73 			gets(line);
     74 			if (line[0]) {
     75 				bugargs.arg_start = line;
     76 				cp = line;
     77 				while (cp < (line + sizeof(line) - 1) && *cp)
     78 					cp++;
     79 				bugargs.arg_end = cp;
     80 				parse_args(&file, &howto, &part);
     81 			}
     82 		}
     83 		if (sboot)
     84 			howto |= RB_SBOOT;
     85 		exec_mvme(file, howto, part);
     86 		printf("boot: %s: %s\n", file, strerror(errno));
     87 		ask = 1;
     88 	}
     89 }
     90 
     91 /*
     92  * machdep_common_ether: get ethernet address
     93  */
     94 void
     95 machdep_common_ether(ether)
     96 	u_char *ether;
     97 {
     98 	u_char *ea;
     99 
    100 	if (bugargs.cputyp == CPU_147) {
    101 		ea = (u_char *) ETHER_ADDR_147;
    102 
    103 		if ((*(int *) ea & 0x2fffff00) == 0x2fffff00)
    104 			panic("ERROR: ethernet address not set!");
    105 		ether[0] = 0x08;
    106 		ether[1] = 0x00;
    107 		ether[2] = 0x3e;
    108 		ether[3] = ea[0];
    109 		ether[4] = ea[1];
    110 		ether[5] = ea[2];
    111 	} else {
    112 		ea = (u_char *) ETHER_ADDR_16X;
    113 
    114 		if (ea[0] + ea[1] + ea[2] + ea[3] + ea[4] + ea[5] == 0)
    115 			panic("ERROR: ethernet address not set!");
    116 		ether[0] = ea[0];
    117 		ether[1] = ea[1];
    118 		ether[2] = ea[2];
    119 		ether[3] = ea[3];
    120 		ether[4] = ea[4];
    121 		ether[5] = ea[5];
    122 	}
    123 }
    124