init_main.c revision 1.14
1 /* $NetBSD: init_main.c,v 1.14 2014/04/16 13:43:02 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/romvec.h> 78 #include <luna68k/stand/boot/status.h> 79 #include <lib/libsa/loadfile.h> 80 #ifdef SUPPORT_ETHERNET 81 #include <lib/libsa/dev_net.h> 82 #endif 83 84 static int get_plane_numbers(void); 85 static int reorder_dipsw(int); 86 87 int cpuspeed; /* for DELAY() macro */ 88 int hz = 60; 89 int machtype; 90 char default_file[64]; 91 int default_unit; 92 93 #define VERS_LOCAL "Phase-31" 94 95 int nplane; 96 97 /* for command parser */ 98 99 #define BUFFSIZE 100 100 #define MAXARGS 30 101 102 char buffer[BUFFSIZE]; 103 104 int argc; 105 char *argv[MAXARGS]; 106 107 #define BOOT_TIMEOUT 10 108 int boot_timeout = BOOT_TIMEOUT; 109 110 static const char prompt[] = "boot> "; 111 112 /* 113 * PROM monitor's boot device info 114 */ 115 116 /* LUNA-I monitor's bootinfo structure */ 117 /* This bootinfo data address is investigated on ROM Ver4.22 and Ver4.25 */ 118 #define LUNA1_BOOTINFOADDR 0x000008c0 119 struct luna1_bootinfo { 120 uint8_t bi_xxx1[3]; /* 0x08c0: ??? */ 121 uint8_t bi_device; /* 0x08c3: boot device */ 122 #define LUNA1_BTDEV_DK 0 /* Hard-Disk */ 123 #define LUNA1_BTDEV_FB 1 /* Floppy-Disk */ 124 #define LUNA1_BTDEV_SD 2 /* Streamer-Tape */ 125 #define LUNA1_BTDEV_P0 3 /* RS232c */ 126 #define LUNA1_BTDEV_ET 4 /* Ether-net */ 127 #define LUNA1_NBTDEV 5 128 129 struct { 130 uint8_t bd_xxx1; /* 0: ??? */ 131 uint8_t bd_boot; /* 1: 1 == booted */ 132 char bd_name[2]; /* 2: device name (dk, fb, sd ... ) */ 133 uint8_t bd_drv; /* 4: drive number (not ID) */ 134 uint8_t bd_xxx2; /* 5: ??? */ 135 uint8_t bd_xxx3; /* 6: ??? */ 136 uint8_t bd_part; /* 7: dk partition / st record # */ 137 uint8_t bd_xxx4[4]; /* 8: ??? */ 138 uint8_t bd_xxx5[4]; /* 12: ??? */ 139 } bi_devinfo[LUNA1_NBTDEV]; 140 } __packed; 141 142 /* LUNA-II monitor's bootinfo structure */ 143 /* This bootinfo data address is investigated on ROM Version 1.11 */ 144 #define LUNA2_BOOTINFOADDR 0x00001d80 145 struct luna2_bootinfo { 146 uint8_t bi_xxx1[13]; /* 0x1d80: ??? */ 147 uint8_t bi_device; /* 0x1d8d: boot device */ 148 #define LUNA2_BTDEV_DK 0 /* Hard-Disk */ 149 #define LUNA2_BTDEV_FT 1 /* Floppy-Disk */ 150 #define LUNA2_BTDEV_SD 2 /* Streamer-Tape */ 151 #define LUNA2_BTDEV_P0 3 /* RS232c */ 152 #define LUNA2_NBTDEV 4 153 154 struct { 155 uint8_t bd_xxx1; /* 0: ??? */ 156 uint8_t bd_boot; /* 1: 1 == booted */ 157 char bd_name[4]; /* 2: device name (dk, ft, sd ... ) */ 158 uint8_t bd_xxx2; /* 6: ??? */ 159 uint8_t bd_ctlr; /* 7: SCSI controller number */ 160 uint8_t bd_id; /* 8: SCSI ID number */ 161 uint8_t bd_xxx3; /* 9: device number index? */ 162 uint8_t bd_xxx4; /* 10: ??? */ 163 uint8_t bd_part; /* 11: dk partition / st record # */ 164 uint8_t bd_xxx5[4]; /* 12: ??? */ 165 uint8_t bd_xxx6[4]; /* 16: ??? */ 166 } bi_devinfo[LUNA2_NBTDEV]; 167 } __packed; 168 169 /* #define BTINFO_DEBUG */ 170 171 void 172 main(void) 173 { 174 int i, status = ST_NORMAL; 175 const char *machstr; 176 const char *bootdev; 177 uint32_t howto; 178 int unit, part; 179 int bdev, ctlr, id; 180 181 /* 182 * Initialize the console before we print anything out. 183 */ 184 if (cputype == CPU_68030) { 185 machtype = LUNA_I; 186 machstr = "LUNA-I"; 187 cpuspeed = MHZ_25; 188 hz = 60; 189 } else { 190 machtype = LUNA_II; 191 machstr = "LUNA-II"; 192 cpuspeed = MHZ_25 * 2; /* XXX */ 193 hz = 100; 194 } 195 196 nplane = get_plane_numbers(); 197 198 cninit(); 199 200 printf("\n"); 201 printf(">> %s, Revision %s\n", bootprog_name, bootprog_rev); 202 printf(">> (based on Stinger ver 0.0 [%s])\n", VERS_LOCAL); 203 printf("\n"); 204 205 i = ROM_memsize; 206 printf("Machine model = %s\n", machstr); 207 printf("Physical Memory = 0x%x ", i); 208 i >>= 20; 209 printf("(%d MB)\n", i); 210 printf("\n"); 211 212 /* 213 * IO configuration 214 */ 215 216 #ifdef SUPPORT_ETHERNET 217 try_bootp = 1; 218 #endif 219 220 find_devs(); 221 printf("\n"); 222 223 /* use sd(0,0) for the default boot device */ 224 bootdev = "sd"; 225 unit = 0; 226 part = 0; 227 228 if (machtype == LUNA_I) { 229 const struct luna1_bootinfo *bi1 = (void *)LUNA1_BOOTINFOADDR; 230 231 bdev = bi1->bi_device; 232 switch (bdev) { 233 case LUNA1_BTDEV_DK: 234 /* note: bd_drv is not SCSI ID */ 235 ctlr = 0; 236 id = 6 - bi1->bi_devinfo[bdev].bd_drv; 237 unit = UNIT(ctlr, id); 238 break; 239 case LUNA1_BTDEV_ET: 240 bootdev = "le"; 241 unit = 0; 242 break; 243 default: 244 /* not supported */ 245 break; 246 } 247 #ifdef BTINFO_DEBUG 248 printf("bi1->bi_device = 0x%02x\n", bi1->bi_device); 249 printf("bi1->bi_devinfo[bdev].bd_boot = 0x%02x\n", 250 bi1->bi_devinfo[bdev].bd_boot); 251 printf("bi1->bi_devinfo[bdev].bd_name = %c%c\n", 252 bi1->bi_devinfo[bdev].bd_name[0], 253 bi1->bi_devinfo[bdev].bd_name[1]); 254 printf("bi1->bi_devinfo[bdev].bd_drv = 0x%02x\n", 255 bi1->bi_devinfo[bdev].bd_drv); 256 printf("bi1->bi_devinfo[bdev].bd_part = 0x%02x\n", 257 bi1->bi_devinfo[bdev].bd_part); 258 #endif 259 } else { 260 const struct luna2_bootinfo *bi2 = (void *)LUNA2_BOOTINFOADDR; 261 262 bdev = bi2->bi_device; 263 switch (bdev) { 264 case LUNA2_BTDEV_DK: 265 ctlr = bi2->bi_devinfo[bdev].bd_ctlr; 266 id = bi2->bi_devinfo[bdev].bd_id; 267 unit = UNIT(ctlr, id); 268 break; 269 default: 270 /* not supported */ 271 break; 272 } 273 #ifdef BTINFO_DEBUG 274 printf("bi2->bi_device = 0x%02x\n", bi2->bi_device); 275 printf("bi2->bi_devinfo[bdev].bd_boot = 0x%02x\n", 276 bi2->bi_devinfo[bdev].bd_boot); 277 printf("bi2->bi_devinfo[bdev].bd_name = %s\n", 278 bi2->bi_devinfo[bdev].bd_name); 279 printf("bi2->bi_devinfo[bdev].bd_ctlr = 0x%02x\n", 280 bi2->bi_devinfo[bdev].bd_ctlr); 281 printf("bi2->bi_devinfo[bdev].bd_id = 0x%02x\n", 282 bi2->bi_devinfo[bdev].bd_id); 283 printf("bi2->bi_devinfo[bdev].bd_part = 0x%02x\n", 284 bi2->bi_devinfo[bdev].bd_part); 285 #endif 286 } 287 288 snprintf(default_file, sizeof(default_file), 289 "%s(%d,%d)%s", bootdev, unit, part, "netbsd"); 290 default_unit = unit; 291 292 howto = reorder_dipsw(dipsw2); 293 294 if ((howto & 0xFE) == 0) { 295 char c; 296 297 printf("Press return to boot now," 298 " any other key for boot menu\n"); 299 printf("booting %s - starting in ", default_file); 300 c = awaitkey("%d seconds. ", boot_timeout, true); 301 if (c == '\r' || c == '\n' || c == 0) { 302 printf("auto-boot %s\n", default_file); 303 bootnetbsd(default_file, 0); 304 } 305 } 306 307 /* 308 * Main Loop 309 */ 310 311 printf("type \"help\" for help.\n"); 312 313 do { 314 memset(buffer, 0, BUFFSIZE); 315 if (getline(prompt, buffer) > 0) { 316 argc = getargs(buffer, argv, 317 sizeof(argv) / sizeof(char *)); 318 319 status = parse(argc, argv); 320 if (status == ST_NOTFOUND) 321 printf("Command \"%s\" is not found !!\n", 322 argv[0]); 323 } 324 } while (status != ST_EXIT); 325 326 exit(0); 327 } 328 329 int 330 get_plane_numbers(void) 331 { 332 int r = ROM_plane; 333 int n = 0; 334 335 for (; r ; r >>= 1) 336 if (r & 0x1) 337 n++; 338 339 return n; 340 } 341 342 int 343 reorder_dipsw(int dipsw) 344 { 345 int i, sw = 0; 346 347 for (i = 0; i < 8; i++) { 348 if ((dipsw & 0x01) == 0) 349 sw += 1; 350 351 if (i == 7) 352 break; 353 354 sw <<= 1; 355 dipsw >>= 1; 356 } 357 358 return sw; 359 } 360
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