1 /* $NetBSD: boot.c,v 1.17 2016/06/11 06:33:30 dholland 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. Neither the name of the University nor the names of its contributors
16 * may be used to endorse or promote products derived from this software
17 * without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 *
31 * @(#)boot.c 8.1 (Berkeley) 6/10/93
32 */
33
34 #include <sys/param.h>
35 #include <sys/reboot.h>
36 #include <machine/prom.h>
37
38 #include <lib/libkern/libkern.h>
39
40 #include <lib/libsa/stand.h>
41 #include "libsa.h"
42 #include "config.h"
43
44 int main(void);
45
46 extern char bootprog_name[], bootprog_rev[];
47 char line[80];
48
49 int
main(void)50 main(void)
51 {
52 char *cp, *file;
53 int ask = 0, howto, part, sboot = 0;
54
55 printf(">> %s MVME%x netboot (via %s) [%s]\n",
56 bootprog_name, bugargs.cputyp, bugargs.arg_start, bootprog_rev);
57 if (memcmp("sboot", bugargs.arg_start, 5) == 0)
58 sboot = 1;
59 /* cycle in the correct args */
60 bugargs.arg_start = bugargs.nbarg_start;
61 bugargs.arg_end = bugargs.nbarg_end;
62 *bugargs.arg_end = 0; /* ensure */
63
64 parse_args(&file, &howto, &part);
65
66 for (;;) {
67 if (ask) {
68 printf("boot: ");
69 kgets(line, sizeof(line));
70 if (line[0]) {
71 bugargs.arg_start = line;
72 cp = line;
73 while (cp < (line + sizeof(line) - 1) && *cp)
74 cp++;
75 bugargs.arg_end = cp;
76 parse_args(&file, &howto, &part);
77 }
78 }
79 if (sboot)
80 howto |= RB_SBOOT;
81 exec_mvme(file, howto, part);
82 printf("boot: %s: %s\n", file, strerror(errno));
83 ask = 1;
84 }
85 }
86
87 /*
88 * machdep_common_ether: get ethernet address
89 */
90 void
machdep_common_ether(u_char * ether)91 machdep_common_ether(u_char *ether)
92 {
93 u_char *ea;
94
95 if (bugargs.cputyp == CPU_147) {
96 ea = (u_char *) ETHER_ADDR_147;
97
98 if ((*(int *)ea & 0x2fffff00) == 0x2fffff00)
99 panic("ERROR: ethernet address not set!");
100 ether[0] = 0x08;
101 ether[1] = 0x00;
102 ether[2] = 0x3e;
103 ether[3] = ea[0];
104 ether[4] = ea[1];
105 ether[5] = ea[2];
106 } else {
107 ea = (u_char *)ETHER_ADDR_16X;
108
109 if (ea[0] + ea[1] + ea[2] + ea[3] + ea[4] + ea[5] == 0)
110 panic("ERROR: ethernet address not set!");
111 ether[0] = ea[0];
112 ether[1] = ea[1];
113 ether[2] = ea[2];
114 ether[3] = ea[3];
115 ether[4] = ea[4];
116 ether[5] = ea[5];
117 }
118 }
119