xref: /netbsd-src/sys/arch/luna68k/stand/boot/init_main.c (revision 6a493d6bc668897c91594964a732d38505b70cbb)
1 /*	$NetBSD: init_main.c,v 1.6 2013/03/05 15:34:53 tsutsui Exp $	*/
2 
3 /*
4  * Copyright (c) 1992 OMRON Corporation.
5  *
6  * This code is derived from software contributed to Berkeley by
7  * OMRON Corporation.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  * 2. Redistributions in binary form must reproduce the above copyright
15  *    notice, this list of conditions and the following disclaimer in the
16  *    documentation and/or other materials provided with the distribution.
17  * 3. All advertising materials mentioning features or use of this software
18  *    must display the following acknowledgement:
19  *	This product includes software developed by the University of
20  *	California, Berkeley and its contributors.
21  * 4. Neither the name of the University nor the names of its contributors
22  *    may be used to endorse or promote products derived from this software
23  *    without specific prior written permission.
24  *
25  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
26  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
28  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
29  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
30  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
31  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
32  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
33  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
34  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35  * SUCH DAMAGE.
36  *
37  *	@(#)init_main.c	8.2 (Berkeley) 8/15/93
38  */
39 /*
40  * Copyright (c) 1992, 1993
41  *	The Regents of the University of California.  All rights reserved.
42  *
43  * This code is derived from software contributed to Berkeley by
44  * OMRON Corporation.
45  *
46  * Redistribution and use in source and binary forms, with or without
47  * modification, are permitted provided that the following conditions
48  * are met:
49  * 1. Redistributions of source code must retain the above copyright
50  *    notice, this list of conditions and the following disclaimer.
51  * 2. Redistributions in binary form must reproduce the above copyright
52  *    notice, this list of conditions and the following disclaimer in the
53  *    documentation and/or other materials provided with the distribution.
54  * 3. Neither the name of the University nor the names of its contributors
55  *    may be used to endorse or promote products derived from this software
56  *    without specific prior written permission.
57  *
58  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
59  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
60  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
61  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
62  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
63  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
64  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
65  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
66  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
67  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
68  * SUCH DAMAGE.
69  *
70  *	@(#)init_main.c	8.2 (Berkeley) 8/15/93
71  */
72 
73 #include <sys/param.h>
74 #include <sys/boot_flag.h>
75 #include <machine/cpu.h>
76 #include <luna68k/stand/boot/samachdep.h>
77 #include <luna68k/stand/boot/stinger.h>
78 #include <luna68k/stand/boot/romvec.h>
79 #include <luna68k/stand/boot/status.h>
80 #include <lib/libsa/loadfile.h>
81 #ifdef SUPPORT_ETHERNET
82 #include <lib/libsa/dev_net.h>
83 #endif
84 
85 static int get_plane_numbers(void);
86 static int reorder_dipsw(int);
87 
88 int cpuspeed;	/* for DELAY() macro */
89 int hz = 60;
90 int machtype;
91 char default_file[64];
92 
93 #define	VERS_LOCAL	"Phase-31"
94 
95 int nplane;
96 
97 /* KIFF */
98 
99 struct KernInter  KIFF;
100 struct KernInter *kiff = &KIFF;
101 
102 /* for command parser */
103 
104 #define BUFFSIZE 100
105 #define MAXARGS  30
106 
107 char buffer[BUFFSIZE];
108 
109 int   argc;
110 char *argv[MAXARGS];
111 
112 #define BOOT_TIMEOUT 10
113 int boot_timeout = BOOT_TIMEOUT;
114 
115 char  prompt[16] = "boot> ";
116 
117 void
118 main(void)
119 {
120 	int i, status = 0;
121 	const char *machstr;
122 	const char *cp;
123 	char bootarg[64];
124 	bool netboot = false;
125 	int unit, part;
126 
127 	/*
128 	 * Initialize the console before we print anything out.
129 	 */
130 	if (cputype == CPU_68030) {
131 		machtype = LUNA_I;
132 		machstr  = "LUNA-I";
133 		cpuspeed = MHZ_25;
134 		hz = 60;
135 		memcpy(bootarg, (char *)*RVPtr->vec53, sizeof(bootarg));
136 
137 		/* check netboot */
138 		for (i = 0, cp = bootarg; i < sizeof(bootarg); i++, cp++) {
139 			if (*cp == '\0')
140 				break;
141 			if (*cp == 'E' && memcmp("ENADDR=", cp, 7) == 0) {
142 				netboot = true;
143 				break;
144 			}
145 		}
146 	} else {
147 		machtype = LUNA_II;
148 		machstr  = "LUNA-II";
149 		cpuspeed = MHZ_25 * 2;	/* XXX */
150 		hz = 100;
151 		memcpy(bootarg, (char *)*RVPtr->vec02, sizeof(bootarg));
152 
153 		/* LUNA-II's boot monitor doesn't support netboot */
154 	}
155 
156 	nplane   = get_plane_numbers();
157 
158 	cninit();
159 
160 	printf("\n");
161 	printf(">> %s, Revision %s\n", bootprog_name, bootprog_rev);
162 	printf(">> (based on Stinger ver 0.0 [%s])\n", VERS_LOCAL);
163 	printf("\n");
164 
165 	kiff->maxaddr = (void *) (ROM_memsize -1);
166 	kiff->dipsw   = ~((dipsw2 << 8) | dipsw1) & 0xFFFF;
167 	kiff->plane   = nplane;
168 
169 	i = (int) kiff->maxaddr + 1;
170 	printf("Machine model   = %s\n", machstr);
171 	printf("Physical Memory = 0x%x  ", i);
172 	i >>= 20;
173 	printf("(%d MB)\n", i);
174 	printf("\n");
175 
176 	/*
177 	 * IO configuration
178 	 */
179 
180 #ifdef SUPPORT_ETHERNET
181 	try_bootp = 1;
182 #endif
183 
184 	find_devs();
185 	configure();
186 	printf("\n");
187 
188 	unit = 0;	/* XXX should parse monitor's Boot-file constant */
189 	part = 0;
190 	snprintf(default_file, sizeof(default_file),
191 	    "%s(%d,%d)%s", netboot ? "le" : "sd", unit, part, "netbsd");
192 
193 	howto = reorder_dipsw(dipsw2);
194 
195 	if ((howto & 0xFE) == 0) {
196 		char c;
197 
198 		printf("Press return to boot now,"
199 		    " any other key for boot menu\n");
200 		printf("booting %s - starting in ", default_file);
201 		c = awaitkey("%d seconds. ", boot_timeout, true);
202 		if (c == '\r' || c == '\n' || c == 0) {
203 			printf("auto-boot %s\n", default_file);
204 			bootnetbsd(default_file);
205 		}
206 	}
207 
208 	/*
209 	 * Main Loop
210 	 */
211 
212 	printf("type \"help\" for help.\n");
213 
214 	do {
215 		memset(buffer, 0, BUFFSIZE);
216 		if (getline(prompt, buffer) > 0) {
217 			argc = getargs(buffer, argv, sizeof(argv)/sizeof(char *));
218 
219 			status = parse(argc, argv);
220 			if (status == ST_NOTFOUND)
221 				printf("Command \"%s\" is not found !!\n", argv[0]);
222 		}
223 	} while(status != ST_EXIT);
224 
225 	exit(0);
226 }
227 
228 int
229 get_plane_numbers(void)
230 {
231 	int r = ROM_plane;
232 	int n = 0;
233 
234 	for (; r ; r >>= 1)
235 		if (r & 0x1)
236 			n++;
237 
238 	return(n);
239 }
240 
241 int
242 reorder_dipsw(int dipsw)
243 {
244 	int i, sw = 0;
245 
246 	for (i = 0; i < 8; i++) {
247 		if ((dipsw & 0x01) == 0)
248 			sw += 1;
249 
250 		if (i == 7)
251 			break;
252 
253 		sw <<= 1;
254 		dipsw >>= 1;
255 	}
256 
257 	return(sw);
258 }
259