Commit | Line | Data |
---|---|---|
22d68ad0 BJ |
1 | %union { |
2 | char *str; | |
3 | int val; | |
36edb824 | 4 | struct file_list *file; |
22d68ad0 BJ |
5 | struct idlst *lst; |
6 | } | |
7 | ||
36edb824 SL |
8 | %token AND |
9 | %token ANY | |
10 | %token ARGS | |
11 | %token AT | |
1b6c65cb | 12 | %token BIO |
36edb824 SL |
13 | %token COMMA |
14 | %token CONFIG | |
15 | %token CONTROLLER | |
16 | %token CPU | |
17 | %token CSR | |
18 | %token DEVICE | |
19 | %token DISK | |
20 | %token DRIVE | |
1b6c65cb | 21 | %token DRQ |
36edb824 SL |
22 | %token DST |
23 | %token DUMPS | |
24 | %token EQUALS | |
25 | %token FLAGS | |
26 | %token HZ | |
27 | %token IDENT | |
1b6c65cb WN |
28 | %token IOMEM |
29 | %token IOSIZ | |
30 | %token IRQ | |
f025f13d | 31 | %token MACHINE |
36edb824 SL |
32 | %token MAJOR |
33 | %token MASTER | |
34 | %token MAXUSERS | |
36edb824 SL |
35 | %token MINOR |
36 | %token MINUS | |
1b6c65cb | 37 | %token NET |
36edb824 SL |
38 | %token NEXUS |
39 | %token ON | |
40 | %token OPTIONS | |
7c1d4665 | 41 | %token MAKEOPTIONS |
1b6c65cb | 42 | %token PORT |
36edb824 SL |
43 | %token PRIORITY |
44 | %token PSEUDO_DEVICE | |
45 | %token ROOT | |
46 | %token SEMICOLON | |
47 | %token SIZE | |
48 | %token SLAVE | |
49 | %token SWAP | |
50 | %token TIMEZONE | |
1b6c65cb | 51 | %token TTY |
36edb824 | 52 | %token TRACE |
36edb824 | 53 | %token VECTOR |
22d68ad0 BJ |
54 | |
55 | %token <str> ID | |
56 | %token <val> NUMBER | |
57 | %token <val> FPNUMBER | |
58 | ||
59 | %type <str> Save_id | |
60 | %type <str> Opt_value | |
61 | %type <str> Dev | |
62 | %type <lst> Id_list | |
36edb824 SL |
63 | %type <val> optional_size |
64 | %type <str> device_name | |
65 | %type <val> major_minor | |
66 | %type <val> arg_device_spec | |
67 | %type <val> root_device_spec | |
68 | %type <val> dump_device_spec | |
69 | %type <file> swap_device_spec | |
22d68ad0 | 70 | |
2f47f1cc | 71 | %{ |
0bf41cfc | 72 | |
cd68466f | 73 | /* |
b8c620d6 | 74 | * Copyright (c) 1988 Regents of the University of California. |
67259f7b | 75 | * All rights reserved. |
cd68466f | 76 | * |
32ce521f | 77 | * %sccs.include.redist.c% |
67259f7b | 78 | * |
e29e3c3e | 79 | * @(#)config.y 5.17 (Berkeley) %G% |
cd68466f | 80 | */ |
0bf41cfc | 81 | |
2f47f1cc | 82 | #include "config.h" |
36edb824 | 83 | #include <ctype.h> |
2f47f1cc | 84 | #include <stdio.h> |
f025f13d BJ |
85 | |
86 | struct device cur; | |
87 | struct device *curp = 0; | |
88 | char *temp_id; | |
89 | char *val_id; | |
90 | ||
2f47f1cc MT |
91 | %} |
92 | %% | |
93 | Configuration: | |
94 | Many_specs | |
36edb824 | 95 | = { verifysystemspecs(); } |
22d68ad0 | 96 | ; |
2f47f1cc MT |
97 | |
98 | Many_specs: | |
99 | Many_specs Spec | |
22d68ad0 BJ |
100 | | |
101 | /* lambda */ | |
102 | ; | |
2f47f1cc MT |
103 | |
104 | Spec: | |
22d68ad0 BJ |
105 | Device_spec SEMICOLON |
106 | = { newdev(&cur); } | | |
107 | Config_spec SEMICOLON | |
108 | | | |
109 | TRACE SEMICOLON | |
110 | = { do_trace = !do_trace; } | | |
111 | SEMICOLON | |
112 | | | |
2f47f1cc | 113 | error SEMICOLON |
22d68ad0 | 114 | ; |
2f47f1cc MT |
115 | |
116 | Config_spec: | |
22d68ad0 BJ |
117 | MACHINE Save_id |
118 | = { | |
0bf41cfc BJ |
119 | if (!strcmp($2, "vax")) { |
120 | machine = MACHINE_VAX; | |
121 | machinename = "vax"; | |
a0105456 SL |
122 | } else if (!strcmp($2, "tahoe")) { |
123 | machine = MACHINE_TAHOE; | |
124 | machinename = "tahoe"; | |
f4b2fb14 KM |
125 | } else if (!strcmp($2, "hp300")) { |
126 | machine = MACHINE_HP300; | |
127 | machinename = "hp300"; | |
1b6c65cb WN |
128 | } else if (!strcmp($2, "i386")) { |
129 | machine = MACHINE_I386; | |
130 | machinename = "i386"; | |
202b4043 RC |
131 | } else if (!strcmp($2, "mips")) { |
132 | machine = MACHINE_MIPS; | |
133 | machinename = "mips"; | |
134 | } else if (!strcmp($2, "pmax")) { | |
135 | machine = MACHINE_PMAX; | |
136 | machinename = "pmax"; | |
8b11ebd2 KM |
137 | } else if (!strcmp($2, "luna68k")) { |
138 | machine = MACHINE_LUNA68K; | |
139 | machinename = "luna68k"; | |
0bf41cfc BJ |
140 | } else |
141 | yyerror("Unknown machine type"); | |
22d68ad0 BJ |
142 | } | |
143 | CPU Save_id | |
144 | = { | |
145 | struct cputype *cp = | |
146 | (struct cputype *)malloc(sizeof (struct cputype)); | |
147 | cp->cpu_name = ns($2); | |
148 | cp->cpu_next = cputype; | |
149 | cputype = cp; | |
150 | free(temp_id); | |
151 | } | | |
152 | OPTIONS Opt_list | |
153 | | | |
7c1d4665 MK |
154 | MAKEOPTIONS Mkopt_list |
155 | | | |
22d68ad0 BJ |
156 | IDENT ID |
157 | = { ident = ns($2); } | | |
36edb824 SL |
158 | System_spec |
159 | | | |
22d68ad0 | 160 | HZ NUMBER |
8b11ebd2 | 161 | = { hz = $2; }| |
22d68ad0 | 162 | TIMEZONE NUMBER |
4b9d1c56 | 163 | = { zone = 60 * $2; check_tz(); } | |
c00c470f | 164 | TIMEZONE NUMBER DST NUMBER |
4b9d1c56 | 165 | = { zone = 60 * $2; dst = $4; check_tz(); } | |
22d68ad0 | 166 | TIMEZONE NUMBER DST |
4b9d1c56 | 167 | = { zone = 60 * $2; dst = 1; check_tz(); } | |
22d68ad0 | 168 | TIMEZONE FPNUMBER |
4b9d1c56 | 169 | = { zone = $2; check_tz(); } | |
c00c470f | 170 | TIMEZONE FPNUMBER DST NUMBER |
4b9d1c56 | 171 | = { zone = $2; dst = $4; check_tz(); } | |
22d68ad0 | 172 | TIMEZONE FPNUMBER DST |
4b9d1c56 | 173 | = { zone = $2; dst = 1; check_tz(); } | |
22d68ad0 | 174 | TIMEZONE MINUS NUMBER |
4b9d1c56 | 175 | = { zone = -60 * $3; check_tz(); } | |
c00c470f | 176 | TIMEZONE MINUS NUMBER DST NUMBER |
4b9d1c56 | 177 | = { zone = -60 * $3; dst = $5; check_tz(); } | |
22d68ad0 | 178 | TIMEZONE MINUS NUMBER DST |
4b9d1c56 | 179 | = { zone = -60 * $3; dst = 1; check_tz(); } | |
22d68ad0 | 180 | TIMEZONE MINUS FPNUMBER |
4b9d1c56 | 181 | = { zone = -$3; check_tz(); } | |
c00c470f | 182 | TIMEZONE MINUS FPNUMBER DST NUMBER |
4b9d1c56 | 183 | = { zone = -$3; dst = $5; check_tz(); } | |
22d68ad0 | 184 | TIMEZONE MINUS FPNUMBER DST |
4b9d1c56 | 185 | = { zone = -$3; dst = 1; check_tz(); } | |
22d68ad0 BJ |
186 | MAXUSERS NUMBER |
187 | = { maxusers = $2; }; | |
2f47f1cc | 188 | |
36edb824 SL |
189 | System_spec: |
190 | System_id System_parameter_list | |
191 | = { checksystemspec(*confp); } | |
192 | ; | |
193 | ||
194 | System_id: | |
195 | CONFIG Save_id | |
196 | = { mkconf($2); } | |
197 | ; | |
198 | ||
199 | System_parameter_list: | |
200 | System_parameter_list System_parameter | |
201 | | System_parameter | |
202 | ; | |
203 | ||
204 | System_parameter: | |
205 | swap_spec | |
206 | | root_spec | |
207 | | dump_spec | |
208 | | arg_spec | |
209 | ; | |
210 | ||
211 | swap_spec: | |
212 | SWAP optional_on swap_device_list | |
213 | ; | |
214 | ||
215 | swap_device_list: | |
216 | swap_device_list AND swap_device | |
217 | | swap_device | |
218 | ; | |
219 | ||
220 | swap_device: | |
221 | swap_device_spec optional_size | |
222 | = { mkswap(*confp, $1, $2); } | |
223 | ; | |
224 | ||
225 | swap_device_spec: | |
226 | device_name | |
227 | = { | |
228 | struct file_list *fl = newswap(); | |
229 | ||
230 | if (eq($1, "generic")) | |
231 | fl->f_fn = $1; | |
232 | else { | |
233 | fl->f_swapdev = nametodev($1, 0, 'b'); | |
234 | fl->f_fn = devtoname(fl->f_swapdev); | |
235 | } | |
236 | $$ = fl; | |
237 | } | |
238 | | major_minor | |
239 | = { | |
240 | struct file_list *fl = newswap(); | |
241 | ||
242 | fl->f_swapdev = $1; | |
243 | fl->f_fn = devtoname($1); | |
244 | $$ = fl; | |
245 | } | |
246 | ; | |
247 | ||
248 | root_spec: | |
249 | ROOT optional_on root_device_spec | |
250 | = { | |
251 | struct file_list *fl = *confp; | |
252 | ||
253 | if (fl && fl->f_rootdev != NODEV) | |
254 | yyerror("extraneous root device specification"); | |
255 | else | |
256 | fl->f_rootdev = $3; | |
257 | } | |
258 | ; | |
259 | ||
260 | root_device_spec: | |
261 | device_name | |
262 | = { $$ = nametodev($1, 0, 'a'); } | |
263 | | major_minor | |
264 | ; | |
265 | ||
266 | dump_spec: | |
267 | DUMPS optional_on dump_device_spec | |
268 | = { | |
269 | struct file_list *fl = *confp; | |
270 | ||
271 | if (fl && fl->f_dumpdev != NODEV) | |
272 | yyerror("extraneous dump device specification"); | |
273 | else | |
274 | fl->f_dumpdev = $3; | |
275 | } | |
276 | ||
277 | ; | |
278 | ||
279 | dump_device_spec: | |
280 | device_name | |
281 | = { $$ = nametodev($1, 0, 'b'); } | |
282 | | major_minor | |
283 | ; | |
284 | ||
285 | arg_spec: | |
286 | ARGS optional_on arg_device_spec | |
441ba76a | 287 | = { yyerror("arg device specification obsolete, ignored"); } |
36edb824 SL |
288 | ; |
289 | ||
290 | arg_device_spec: | |
291 | device_name | |
292 | = { $$ = nametodev($1, 0, 'b'); } | |
293 | | major_minor | |
294 | ; | |
295 | ||
296 | major_minor: | |
297 | MAJOR NUMBER MINOR NUMBER | |
298 | = { $$ = makedev($2, $4); } | |
299 | ; | |
300 | ||
301 | optional_on: | |
302 | ON | |
303 | | /* empty */ | |
304 | ; | |
305 | ||
306 | optional_size: | |
307 | SIZE NUMBER | |
308 | = { $$ = $2; } | |
309 | | /* empty */ | |
310 | = { $$ = 0; } | |
311 | ; | |
312 | ||
313 | device_name: | |
314 | Save_id | |
315 | = { $$ = $1; } | |
316 | | Save_id NUMBER | |
317 | = { | |
318 | char buf[80]; | |
319 | ||
320 | (void) sprintf(buf, "%s%d", $1, $2); | |
321 | $$ = ns(buf); free($1); | |
322 | } | |
323 | | Save_id NUMBER ID | |
324 | = { | |
325 | char buf[80]; | |
326 | ||
327 | (void) sprintf(buf, "%s%d%s", $1, $2, $3); | |
328 | $$ = ns(buf); free($1); | |
329 | } | |
330 | ; | |
331 | ||
b1e602f2 | 332 | Opt_list: |
22d68ad0 BJ |
333 | Opt_list COMMA Option |
334 | | | |
b1e602f2 | 335 | Option |
22d68ad0 | 336 | ; |
b1e602f2 MT |
337 | |
338 | Option: | |
22d68ad0 BJ |
339 | Save_id |
340 | = { | |
341 | struct opt *op = (struct opt *)malloc(sizeof (struct opt)); | |
342 | op->op_name = ns($1); | |
343 | op->op_next = opt; | |
344 | op->op_value = 0; | |
345 | opt = op; | |
346 | free(temp_id); | |
347 | } | | |
348 | Save_id EQUALS Opt_value | |
349 | = { | |
350 | struct opt *op = (struct opt *)malloc(sizeof (struct opt)); | |
351 | op->op_name = ns($1); | |
352 | op->op_next = opt; | |
353 | op->op_value = ns($3); | |
354 | opt = op; | |
355 | free(temp_id); | |
356 | free(val_id); | |
357 | } ; | |
b1e602f2 | 358 | |
841254c0 | 359 | Opt_value: |
22d68ad0 BJ |
360 | ID |
361 | = { $$ = val_id = ns($1); } | | |
362 | NUMBER | |
9bd38ba8 KB |
363 | = { |
364 | char nb[16]; | |
365 | (void) sprintf(nb, "%d", $1); | |
366 | $$ = val_id = ns(nb); | |
367 | } ; | |
841254c0 RE |
368 | |
369 | ||
2f47f1cc | 370 | Save_id: |
22d68ad0 BJ |
371 | ID |
372 | = { $$ = temp_id = ns($1); } | |
2f47f1cc | 373 | ; |
7c1d4665 MK |
374 | |
375 | Mkopt_list: | |
376 | Mkopt_list COMMA Mkoption | |
377 | | | |
378 | Mkoption | |
379 | ; | |
380 | ||
381 | Mkoption: | |
382 | Save_id EQUALS Opt_value | |
383 | = { | |
384 | struct opt *op = (struct opt *)malloc(sizeof (struct opt)); | |
385 | op->op_name = ns($1); | |
386 | op->op_next = mkopt; | |
387 | op->op_value = ns($3); | |
388 | mkopt = op; | |
389 | free(temp_id); | |
390 | free(val_id); | |
391 | } ; | |
2f47f1cc MT |
392 | |
393 | Dev: | |
22d68ad0 BJ |
394 | ID |
395 | = { $$ = ns($1); } | |
2f47f1cc MT |
396 | ; |
397 | ||
398 | Device_spec: | |
22d68ad0 BJ |
399 | DEVICE Dev_name Dev_info Int_spec |
400 | = { cur.d_type = DEVICE; } | | |
401 | MASTER Dev_name Dev_info Int_spec | |
402 | = { cur.d_type = MASTER; } | | |
403 | DISK Dev_name Dev_info Int_spec | |
404 | = { cur.d_dk = 1; cur.d_type = DEVICE; } | | |
405 | CONTROLLER Dev_name Dev_info Int_spec | |
406 | = { cur.d_type = CONTROLLER; } | | |
407 | PSEUDO_DEVICE Init_dev Dev | |
408 | = { | |
409 | cur.d_name = $3; | |
410 | cur.d_type = PSEUDO_DEVICE; | |
411 | } | | |
412 | PSEUDO_DEVICE Init_dev Dev NUMBER | |
413 | = { | |
414 | cur.d_name = $3; | |
415 | cur.d_type = PSEUDO_DEVICE; | |
416 | cur.d_slave = $4; | |
417 | }; | |
2f47f1cc MT |
418 | |
419 | Dev_name: | |
22d68ad0 BJ |
420 | Init_dev Dev NUMBER |
421 | = { | |
422 | cur.d_name = $2; | |
423 | if (eq($2, "mba")) | |
424 | seen_mba = 1; | |
425 | else if (eq($2, "uba")) | |
426 | seen_uba = 1; | |
a0105456 SL |
427 | else if (eq($2, "vba")) |
428 | seen_vba = 1; | |
1b6c65cb WN |
429 | else if (eq($2, "isa")) |
430 | seen_isa = 1; | |
22d68ad0 BJ |
431 | cur.d_unit = $3; |
432 | }; | |
2f47f1cc MT |
433 | |
434 | Init_dev: | |
22d68ad0 BJ |
435 | /* lambda */ |
436 | = { init_dev(&cur); }; | |
2f47f1cc MT |
437 | |
438 | Dev_info: | |
439 | Con_info Info_list | |
22d68ad0 BJ |
440 | | |
441 | /* lambda */ | |
442 | ; | |
2f47f1cc MT |
443 | |
444 | Con_info: | |
22d68ad0 BJ |
445 | AT Dev NUMBER |
446 | = { | |
9bd38ba8 KB |
447 | if (eq(cur.d_name, "mba") || eq(cur.d_name, "uba")) { |
448 | (void) sprintf(errbuf, | |
449 | "%s must be connected to a nexus", cur.d_name); | |
450 | yyerror(errbuf); | |
451 | } | |
b1e602f2 | 452 | cur.d_conn = connect($2, $3); |
22d68ad0 BJ |
453 | } | |
454 | AT NEXUS NUMBER | |
455 | = { check_nexus(&cur, $3); cur.d_conn = TO_NEXUS; }; | |
2f47f1cc MT |
456 | |
457 | Info_list: | |
458 | Info_list Info | |
22d68ad0 BJ |
459 | | |
460 | /* lambda */ | |
461 | ; | |
2f47f1cc MT |
462 | |
463 | Info: | |
22d68ad0 BJ |
464 | CSR NUMBER |
465 | = { cur.d_addr = $2; } | | |
466 | DRIVE NUMBER | |
467 | = { cur.d_drive = $2; } | | |
468 | SLAVE NUMBER | |
469 | = { | |
470 | if (cur.d_conn != 0 && cur.d_conn != TO_NEXUS && | |
471 | cur.d_conn->d_type == MASTER) | |
b1e602f2 MT |
472 | cur.d_slave = $2; |
473 | else | |
474 | yyerror("can't specify slave--not to master"); | |
22d68ad0 | 475 | } | |
1b6c65cb WN |
476 | IRQ NUMBER |
477 | = { cur.d_irq = $2; } | | |
478 | DRQ NUMBER | |
479 | = { cur.d_drq = $2; } | | |
480 | IOMEM NUMBER | |
481 | = { cur.d_maddr = $2; } | | |
482 | IOSIZ NUMBER | |
483 | = { cur.d_msize = $2; } | | |
484 | PORT device_name | |
485 | = { cur.d_port = ns($2); } | | |
486 | PORT NUMBER | |
487 | = { cur.d_portn = $2; } | | |
488 | TTY | |
489 | = { cur.d_mask = "tty"; } | | |
490 | BIO | |
491 | = { cur.d_mask = "bio"; } | | |
492 | NET | |
493 | = { cur.d_mask = "net"; } | | |
22d68ad0 BJ |
494 | FLAGS NUMBER |
495 | = { cur.d_flags = $2; }; | |
2f47f1cc MT |
496 | |
497 | Int_spec: | |
22d68ad0 BJ |
498 | VECTOR Id_list |
499 | = { cur.d_vec = $2; } | | |
500 | PRIORITY NUMBER | |
501 | = { cur.d_pri = $2; } | | |
502 | /* lambda */ | |
503 | ; | |
08f9a943 BJ |
504 | |
505 | Id_list: | |
22d68ad0 BJ |
506 | Save_id |
507 | = { | |
508 | struct idlst *a = (struct idlst *)malloc(sizeof(struct idlst)); | |
509 | a->id = $1; a->id_next = 0; $$ = a; | |
510 | } | | |
08f9a943 | 511 | Save_id Id_list = |
22d68ad0 BJ |
512 | { |
513 | struct idlst *a = (struct idlst *)malloc(sizeof(struct idlst)); | |
514 | a->id = $1; a->id_next = $2; $$ = a; | |
515 | }; | |
516 | ||
2f47f1cc MT |
517 | %% |
518 | ||
519 | yyerror(s) | |
f025f13d | 520 | char *s; |
2f47f1cc | 521 | { |
f025f13d | 522 | |
f6e835cd | 523 | fprintf(stderr, "config: line %d: %s\n", yyline + 1, s); |
2f47f1cc MT |
524 | } |
525 | ||
526 | /* | |
f025f13d | 527 | * return the passed string in a new space |
2f47f1cc | 528 | */ |
2f47f1cc MT |
529 | char * |
530 | ns(str) | |
f025f13d | 531 | register char *str; |
2f47f1cc MT |
532 | { |
533 | register char *cp; | |
534 | ||
22d68ad0 BJ |
535 | cp = malloc((unsigned)(strlen(str)+1)); |
536 | (void) strcpy(cp, str); | |
537 | return (cp); | |
2f47f1cc MT |
538 | } |
539 | ||
540 | /* | |
f025f13d | 541 | * add a device to the list of devices |
2f47f1cc | 542 | */ |
2f47f1cc | 543 | newdev(dp) |
f025f13d | 544 | register struct device *dp; |
2f47f1cc MT |
545 | { |
546 | register struct device *np; | |
547 | ||
548 | np = (struct device *) malloc(sizeof *np); | |
549 | *np = *dp; | |
057df410 | 550 | np->d_next = 0; |
f025f13d | 551 | if (curp == 0) |
b1e602f2 MT |
552 | dtab = np; |
553 | else | |
554 | curp->d_next = np; | |
555 | curp = np; | |
2f47f1cc MT |
556 | } |
557 | ||
558 | /* | |
f025f13d | 559 | * note that a configuration should be made |
2f47f1cc | 560 | */ |
36edb824 SL |
561 | mkconf(sysname) |
562 | char *sysname; | |
2f47f1cc | 563 | { |
36edb824 | 564 | register struct file_list *fl, **flp; |
2f47f1cc MT |
565 | |
566 | fl = (struct file_list *) malloc(sizeof *fl); | |
36edb824 SL |
567 | fl->f_type = SYSTEMSPEC; |
568 | fl->f_needs = sysname; | |
569 | fl->f_rootdev = NODEV; | |
36edb824 SL |
570 | fl->f_dumpdev = NODEV; |
571 | fl->f_fn = 0; | |
572 | fl->f_next = 0; | |
573 | for (flp = confp; *flp; flp = &(*flp)->f_next) | |
574 | ; | |
575 | *flp = fl; | |
576 | confp = flp; | |
577 | } | |
578 | ||
579 | struct file_list * | |
580 | newswap() | |
581 | { | |
582 | struct file_list *fl = (struct file_list *)malloc(sizeof (*fl)); | |
583 | ||
584 | fl->f_type = SWAPSPEC; | |
585 | fl->f_next = 0; | |
586 | fl->f_swapdev = NODEV; | |
587 | fl->f_swapsize = 0; | |
588 | fl->f_needs = 0; | |
589 | fl->f_fn = 0; | |
590 | return (fl); | |
591 | } | |
592 | ||
593 | /* | |
594 | * Add a swap device to the system's configuration | |
595 | */ | |
596 | mkswap(system, fl, size) | |
597 | struct file_list *system, *fl; | |
598 | int size; | |
599 | { | |
600 | register struct file_list **flp; | |
67259f7b | 601 | char name[80]; |
36edb824 SL |
602 | |
603 | if (system == 0 || system->f_type != SYSTEMSPEC) { | |
604 | yyerror("\"swap\" spec precedes \"config\" specification"); | |
605 | return; | |
606 | } | |
607 | if (size < 0) { | |
608 | yyerror("illegal swap partition size"); | |
609 | return; | |
610 | } | |
611 | /* | |
612 | * Append swap description to the end of the list. | |
613 | */ | |
614 | flp = &system->f_next; | |
615 | for (; *flp && (*flp)->f_type == SWAPSPEC; flp = &(*flp)->f_next) | |
616 | ; | |
617 | fl->f_next = *flp; | |
618 | *flp = fl; | |
8df5b824 | 619 | fl->f_swapsize = size; |
36edb824 SL |
620 | /* |
621 | * If first swap device for this system, | |
622 | * set up f_fn field to insure swap | |
623 | * files are created with unique names. | |
624 | */ | |
625 | if (system->f_fn) | |
626 | return; | |
627 | if (eq(fl->f_fn, "generic")) | |
628 | system->f_fn = ns(fl->f_fn); | |
2f47f1cc | 629 | else |
36edb824 | 630 | system->f_fn = ns(system->f_needs); |
2f47f1cc MT |
631 | } |
632 | ||
633 | /* | |
f025f13d BJ |
634 | * find the pointer to connect to the given device and number. |
635 | * returns 0 if no such device and prints an error message | |
2f47f1cc | 636 | */ |
f025f13d BJ |
637 | struct device * |
638 | connect(dev, num) | |
639 | register char *dev; | |
640 | register int num; | |
2f47f1cc MT |
641 | { |
642 | register struct device *dp; | |
f6f4af06 | 643 | struct device *huhcon(); |
2f47f1cc | 644 | |
a5e18d6b | 645 | if (num == QUES) |
f025f13d BJ |
646 | return (huhcon(dev)); |
647 | for (dp = dtab; dp != 0; dp = dp->d_next) { | |
648 | if ((num != dp->d_unit) || !eq(dev, dp->d_name)) | |
649 | continue; | |
650 | if (dp->d_type != CONTROLLER && dp->d_type != MASTER) { | |
9bd38ba8 KB |
651 | (void) sprintf(errbuf, |
652 | "%s connected to non-controller", dev); | |
653 | yyerror(errbuf); | |
f025f13d BJ |
654 | return (0); |
655 | } | |
656 | return (dp); | |
657 | } | |
9bd38ba8 KB |
658 | (void) sprintf(errbuf, "%s %d not defined", dev, num); |
659 | yyerror(errbuf); | |
f025f13d | 660 | return (0); |
2f47f1cc | 661 | } |
f6f4af06 MT |
662 | |
663 | /* | |
f025f13d | 664 | * connect to an unspecific thing |
f6f4af06 | 665 | */ |
f025f13d BJ |
666 | struct device * |
667 | huhcon(dev) | |
668 | register char *dev; | |
f6f4af06 | 669 | { |
f025f13d BJ |
670 | register struct device *dp, *dcp; |
671 | struct device rdev; | |
672 | int oldtype; | |
673 | ||
f6f4af06 | 674 | /* |
f025f13d | 675 | * First make certain that there are some of these to wildcard on |
f6f4af06 | 676 | */ |
f025f13d BJ |
677 | for (dp = dtab; dp != 0; dp = dp->d_next) |
678 | if (eq(dp->d_name, dev)) | |
679 | break; | |
680 | if (dp == 0) { | |
9bd38ba8 KB |
681 | (void) sprintf(errbuf, "no %s's to wildcard", dev); |
682 | yyerror(errbuf); | |
f025f13d BJ |
683 | return (0); |
684 | } | |
685 | oldtype = dp->d_type; | |
686 | dcp = dp->d_conn; | |
687 | /* | |
688 | * Now see if there is already a wildcard entry for this device | |
689 | * (e.g. Search for a "uba ?") | |
690 | */ | |
691 | for (; dp != 0; dp = dp->d_next) | |
692 | if (eq(dev, dp->d_name) && dp->d_unit == -1) | |
693 | break; | |
694 | /* | |
695 | * If there isn't, make one because everything needs to be connected | |
696 | * to something. | |
697 | */ | |
698 | if (dp == 0) { | |
699 | dp = &rdev; | |
700 | init_dev(dp); | |
701 | dp->d_unit = QUES; | |
702 | dp->d_name = ns(dev); | |
703 | dp->d_type = oldtype; | |
704 | newdev(dp); | |
705 | dp = curp; | |
706 | /* | |
707 | * Connect it to the same thing that other similar things are | |
708 | * connected to, but make sure it is a wildcard unit | |
709 | * (e.g. up connected to sc ?, here we make connect sc? to a | |
710 | * uba?). If other things like this are on the NEXUS or | |
711 | * if they aren't connected to anything, then make the same | |
712 | * connection, else call ourself to connect to another | |
713 | * unspecific device. | |
714 | */ | |
715 | if (dcp == TO_NEXUS || dcp == 0) | |
716 | dp->d_conn = dcp; | |
717 | else | |
718 | dp->d_conn = connect(dcp->d_name, QUES); | |
719 | } | |
720 | return (dp); | |
f6f4af06 MT |
721 | } |
722 | ||
723 | init_dev(dp) | |
f025f13d | 724 | register struct device *dp; |
f6f4af06 | 725 | { |
f025f13d BJ |
726 | |
727 | dp->d_name = "OHNO!!!"; | |
728 | dp->d_type = DEVICE; | |
729 | dp->d_conn = 0; | |
730 | dp->d_vec = 0; | |
e29e3c3e KM |
731 | dp->d_addr = dp->d_flags = dp->d_dk = 0; |
732 | dp->d_pri = -1; | |
f025f13d | 733 | dp->d_slave = dp->d_drive = dp->d_unit = UNKNOWN; |
1b6c65cb WN |
734 | dp->d_port = (char *)0; |
735 | dp->d_portn = 0; | |
736 | dp->d_irq = -1; | |
737 | dp->d_drq = -1; | |
738 | dp->d_maddr = 0; | |
739 | dp->d_msize = 0; | |
740 | dp->d_mask = "null"; | |
a5e18d6b MT |
741 | } |
742 | ||
743 | /* | |
f025f13d | 744 | * make certain that this is a reasonable type of thing to connect to a nexus |
a5e18d6b | 745 | */ |
a5e18d6b | 746 | check_nexus(dev, num) |
f025f13d BJ |
747 | register struct device *dev; |
748 | int num; | |
a5e18d6b | 749 | { |
f025f13d | 750 | |
0bf41cfc | 751 | switch (machine) { |
f025f13d | 752 | |
0bf41cfc | 753 | case MACHINE_VAX: |
67259f7b MK |
754 | if (!eq(dev->d_name, "uba") && !eq(dev->d_name, "mba") && |
755 | !eq(dev->d_name, "bi")) | |
756 | yyerror("only uba's, mba's, and bi's should be connected to the nexus"); | |
0bf41cfc BJ |
757 | if (num != QUES) |
758 | yyerror("can't give specific nexus numbers"); | |
759 | break; | |
760 | ||
a0105456 SL |
761 | case MACHINE_TAHOE: |
762 | if (!eq(dev->d_name, "vba")) | |
763 | yyerror("only vba's should be connected to the nexus"); | |
0bf41cfc | 764 | break; |
f4b2fb14 KM |
765 | |
766 | case MACHINE_HP300: | |
8b11ebd2 | 767 | case MACHINE_LUNA68K: |
f4b2fb14 KM |
768 | if (num != QUES) |
769 | dev->d_addr = num; | |
770 | break; | |
1b6c65cb WN |
771 | |
772 | case MACHINE_I386: | |
773 | if (!eq(dev->d_name, "isa")) | |
774 | yyerror("only isa's should be connected to the nexus"); | |
775 | break; | |
0bf41cfc | 776 | } |
f6f4af06 | 777 | } |
b1e602f2 MT |
778 | |
779 | /* | |
780 | * Check the timezone to make certain it is sensible | |
781 | */ | |
782 | ||
783 | check_tz() | |
784 | { | |
4b9d1c56 | 785 | if (abs(zone) > 12 * 60) |
b1e602f2 MT |
786 | yyerror("timezone is unreasonable"); |
787 | else | |
f025f13d | 788 | hadtz = 1; |
b1e602f2 | 789 | } |
36edb824 SL |
790 | |
791 | /* | |
792 | * Check system specification and apply defaulting | |
793 | * rules on root, argument, dump, and swap devices. | |
794 | */ | |
795 | checksystemspec(fl) | |
796 | register struct file_list *fl; | |
797 | { | |
798 | char buf[BUFSIZ]; | |
799 | register struct file_list *swap; | |
800 | int generic; | |
801 | ||
802 | if (fl == 0 || fl->f_type != SYSTEMSPEC) { | |
803 | yyerror("internal error, bad system specification"); | |
804 | exit(1); | |
805 | } | |
806 | swap = fl->f_next; | |
807 | generic = swap && swap->f_type == SWAPSPEC && eq(swap->f_fn, "generic"); | |
808 | if (fl->f_rootdev == NODEV && !generic) { | |
809 | yyerror("no root device specified"); | |
810 | exit(1); | |
811 | } | |
812 | /* | |
813 | * Default swap area to be in 'b' partition of root's | |
814 | * device. If root specified to be other than on 'a' | |
815 | * partition, give warning, something probably amiss. | |
816 | */ | |
817 | if (swap == 0 || swap->f_type != SWAPSPEC) { | |
818 | dev_t dev; | |
819 | ||
820 | swap = newswap(); | |
821 | dev = fl->f_rootdev; | |
822 | if (minor(dev) & 07) { | |
9bd38ba8 | 823 | (void) sprintf(buf, |
36edb824 SL |
824 | "Warning, swap defaulted to 'b' partition with root on '%c' partition", |
825 | (minor(dev) & 07) + 'a'); | |
826 | yyerror(buf); | |
827 | } | |
828 | swap->f_swapdev = | |
829 | makedev(major(dev), (minor(dev) &~ 07) | ('b' - 'a')); | |
830 | swap->f_fn = devtoname(swap->f_swapdev); | |
831 | mkswap(fl, swap, 0); | |
832 | } | |
833 | /* | |
834 | * Make sure a generic swap isn't specified, along with | |
835 | * other stuff (user must really be confused). | |
836 | */ | |
837 | if (generic) { | |
838 | if (fl->f_rootdev != NODEV) | |
839 | yyerror("root device specified with generic swap"); | |
36edb824 SL |
840 | if (fl->f_dumpdev != NODEV) |
841 | yyerror("dump device specified with generic swap"); | |
842 | return; | |
843 | } | |
36edb824 SL |
844 | /* |
845 | * Default dump device and warn if place is not a | |
441ba76a | 846 | * swap area. |
36edb824 SL |
847 | */ |
848 | if (fl->f_dumpdev == NODEV) | |
849 | fl->f_dumpdev = swap->f_swapdev; | |
441ba76a | 850 | if (fl->f_dumpdev != swap->f_swapdev) { |
36edb824 SL |
851 | struct file_list *p = swap->f_next; |
852 | ||
853 | for (; p && p->f_type == SWAPSPEC; p = p->f_next) | |
854 | if (fl->f_dumpdev == p->f_swapdev) | |
855 | return; | |
441ba76a MK |
856 | (void) sprintf(buf, |
857 | "Warning: dump device is not a swap partition"); | |
36edb824 SL |
858 | yyerror(buf); |
859 | } | |
860 | } | |
861 | ||
862 | /* | |
863 | * Verify all devices specified in the system specification | |
864 | * are present in the device specifications. | |
865 | */ | |
866 | verifysystemspecs() | |
867 | { | |
868 | register struct file_list *fl; | |
869 | dev_t checked[50], *verifyswap(); | |
870 | register dev_t *pchecked = checked; | |
871 | ||
872 | for (fl = conf_list; fl; fl = fl->f_next) { | |
873 | if (fl->f_type != SYSTEMSPEC) | |
874 | continue; | |
875 | if (!finddev(fl->f_rootdev)) | |
876 | deverror(fl->f_needs, "root"); | |
877 | *pchecked++ = fl->f_rootdev; | |
878 | pchecked = verifyswap(fl->f_next, checked, pchecked); | |
879 | #define samedev(dev1, dev2) \ | |
880 | ((minor(dev1) &~ 07) != (minor(dev2) &~ 07)) | |
881 | if (!alreadychecked(fl->f_dumpdev, checked, pchecked)) { | |
882 | if (!finddev(fl->f_dumpdev)) | |
883 | deverror(fl->f_needs, "dump"); | |
884 | *pchecked++ = fl->f_dumpdev; | |
885 | } | |
36edb824 SL |
886 | } |
887 | } | |
888 | ||
889 | /* | |
890 | * Do as above, but for swap devices. | |
891 | */ | |
892 | dev_t * | |
893 | verifyswap(fl, checked, pchecked) | |
894 | register struct file_list *fl; | |
895 | dev_t checked[]; | |
896 | register dev_t *pchecked; | |
897 | { | |
898 | ||
899 | for (;fl && fl->f_type == SWAPSPEC; fl = fl->f_next) { | |
900 | if (eq(fl->f_fn, "generic")) | |
901 | continue; | |
902 | if (alreadychecked(fl->f_swapdev, checked, pchecked)) | |
903 | continue; | |
904 | if (!finddev(fl->f_swapdev)) | |
905 | fprintf(stderr, | |
906 | "config: swap device %s not configured", fl->f_fn); | |
907 | *pchecked++ = fl->f_swapdev; | |
908 | } | |
909 | return (pchecked); | |
910 | } | |
911 | ||
912 | /* | |
913 | * Has a device already been checked | |
914 | * for it's existence in the configuration? | |
915 | */ | |
916 | alreadychecked(dev, list, last) | |
917 | dev_t dev, list[]; | |
918 | register dev_t *last; | |
919 | { | |
920 | register dev_t *p; | |
921 | ||
922 | for (p = list; p < last; p++) | |
923 | if (samedev(*p, dev)) | |
924 | return (1); | |
925 | return (0); | |
926 | } | |
927 | ||
928 | deverror(systemname, devtype) | |
929 | char *systemname, *devtype; | |
930 | { | |
931 | ||
932 | fprintf(stderr, "config: %s: %s device not configured\n", | |
933 | systemname, devtype); | |
934 | } | |
935 | ||
936 | /* | |
937 | * Look for the device in the list of | |
938 | * configured hardware devices. Must | |
939 | * take into account stuff wildcarded. | |
940 | */ | |
67259f7b | 941 | /*ARGSUSED*/ |
36edb824 SL |
942 | finddev(dev) |
943 | dev_t dev; | |
944 | { | |
945 | ||
946 | /* punt on this right now */ | |
947 | return (1); | |
948 | } |