Annotation of sys/arch/mvme88k/stand/sboot/sboot.c, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: sboot.c,v 1.4 2006/05/16 22:52:26 miod Exp $ */
2:
3: /*
4: * Copyright (c) 1995 Theo de Raadt
5: *
6: * Redistribution and use in source and binary forms, with or without
7: * modification, are permitted provided that the following conditions
8: * are met:
9: * 1. Redistributions of source code must retain the above copyright
10: * notice, this list of conditions and the following disclaimer.
11: * 2. Redistributions in binary form must reproduce the above copyright
12: * notice, this list of conditions and the following disclaimer in the
13: * documentation and/or other materials provided with the distribution.
14: *
15: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
16: * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
17: * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18: * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
19: * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25: * SUCH DAMAGE.
26: *
27: * Copyright (c) 1995 Charles D. Cranor and Seth Widoff
28: * All rights reserved.
29: *
30: * Redistribution and use in source and binary forms, with or without
31: * modification, are permitted provided that the following conditions
32: * are met:
33: * 1. Redistributions of source code must retain the above copyright
34: * notice, this list of conditions and the following disclaimer.
35: * 2. Redistributions in binary form must reproduce the above copyright
36: * notice, this list of conditions and the following disclaimer in the
37: * documentation and/or other materials provided with the distribution.
38: * 3. All advertising materials mentioning features or use of this software
39: * must display the following acknowledgement:
40: * This product includes software developed by Charles D. Cranor
41: * and Seth Widoff.
42: * 4. The name of the author may not be used to endorse or promote products
43: * derived from this software without specific prior written permission.
44: *
45: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
46: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
47: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
48: * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
49: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
50: * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
51: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
52: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
53: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
54: * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
55: */
56:
57: #include <sys/cdefs.h>
58: #include "sboot.h"
59:
60: void
61: main()
62: {
63: char buf[128];
64:
65: buf[0] = '0';
66: printf("\nsboot: MVME147 bootstrap program\n");
67: while (1) {
68: printf(">>> ");
69: gets(buf);
70: do_cmd(buf);
71: }
72: /* not reached */
73: }
74:
75: /*
76: * exit to rom
77: */
78: void
79: callrom()
80: {
81: asm("trap #15; .word 0x0063");
82: }
83:
84: /*
85: * do_cmd: do a command
86: */
87: void
88: do_cmd(buf)
89: char *buf;
90: {
91: switch (*buf) {
92: case '\0':
93: break;
94: case 'a':
95: if (rev_arp()) {
96: printf("My ip address is: %d.%d.%d.%d\n", myip[0],
97: myip[1], myip[2], myip[3]);
98: printf("Server ip address is: %d.%d.%d.%d\n", servip[0],
99: servip[1], servip[2], servip[3]);
100: } else {
101: printf("Failed.\n");
102: }
103: break;
104: case 'q':
105: printf("exiting to ROM\n");
106: callrom();
107: break;
108: case 'f':
109: if (do_get_file() == 1) {
110: printf("Download Failed\n");
111: } else {
112: printf("Download was a success!\n");
113: }
114: break;
115: case 'b':
116: le_init();
117: if (rev_arp()) {
118: printf("client IP address %d.%d.%d.%d\n", myip[0],
119: myip[1], myip[2], myip[3]);
120: printf("server IP address %d.%d.%d.%d\n", servip[0],
121: servip[1], servip[2], servip[3]);
122: } else {
123: printf("REVARP: Failed.\n");
124: return;
125: }
126: if (do_get_file() == 1) {
127: printf("Download Failed\n");
128: return;
129: } else {
130: printf("received secondary boot program.\n");
131: }
132: if (*++buf == '\0')
133: buf = "bsd";
134: go(buf);
135: break;
136: case 'h':
137: case '?':
138: printf("valid commands\n");
139: printf("a - send a RARP\n");
140: printf("b - boot the system\n");
141: printf("q - exit to ROM\n");
142: printf("f - ftp the boot file\n");
143: printf("g - execute the boot file\n");
144: printf("h - help\n");
145: printf("i - init LANCE enet chip\n");
146: break;
147: case 'i':
148: le_init();
149: break;
150: case 'g':
151: go(buf);
152: break;
153: default:
154: printf("sboot: %s: Unknown command\n", buf);
155: }
156: }
157:
158: go(buf)
159: char *buf;
160: {
161: void (*entry)() = (void (*))LOAD_ADDR;
162:
163: printf("jumping to boot program at 0x%x.\n", entry);
164:
165: asm("clrl d0; clrl d1"); /* XXX network device */
166: asm("movl %0, a3" : : "a" (buf) : "a3");
167: asm("movl %0, a4" : : "a" (buf + strlen(buf)) : "a4");
168: asm("jmp %0@" : : "a" (entry));
169: }
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