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 | |
12 | %token COMMA | |
13 | %token CONFIG | |
14 | %token CONTROLLER | |
15 | %token CPU | |
16 | %token CSR | |
17 | %token DEVICE | |
18 | %token DISK | |
19 | %token DRIVE | |
20 | %token DST | |
21 | %token DUMPS | |
22 | %token EQUALS | |
23 | %token FLAGS | |
24 | %token HZ | |
25 | %token IDENT | |
f025f13d | 26 | %token MACHINE |
36edb824 SL |
27 | %token MAJOR |
28 | %token MASTER | |
29 | %token MAXUSERS | |
30 | %token MBA | |
31 | %token MINOR | |
32 | %token MINUS | |
33 | %token NEXUS | |
34 | %token ON | |
35 | %token OPTIONS | |
7c1d4665 | 36 | %token MAKEOPTIONS |
36edb824 SL |
37 | %token PRIORITY |
38 | %token PSEUDO_DEVICE | |
39 | %token ROOT | |
40 | %token SEMICOLON | |
41 | %token SIZE | |
42 | %token SLAVE | |
43 | %token SWAP | |
44 | %token TIMEZONE | |
45 | %token TRACE | |
46 | %token UBA | |
47 | %token VECTOR | |
22d68ad0 BJ |
48 | |
49 | %token <str> ID | |
50 | %token <val> NUMBER | |
51 | %token <val> FPNUMBER | |
52 | ||
53 | %type <str> Save_id | |
54 | %type <str> Opt_value | |
55 | %type <str> Dev | |
56 | %type <lst> Id_list | |
36edb824 SL |
57 | %type <val> optional_size |
58 | %type <str> device_name | |
59 | %type <val> major_minor | |
60 | %type <val> arg_device_spec | |
61 | %type <val> root_device_spec | |
62 | %type <val> dump_device_spec | |
63 | %type <file> swap_device_spec | |
22d68ad0 | 64 | |
2f47f1cc | 65 | %{ |
0bf41cfc | 66 | |
cd68466f DF |
67 | /* |
68 | * Copyright (c) 1980 Regents of the University of California. | |
69 | * All rights reserved. The Berkeley software License Agreement | |
70 | * specifies the terms and conditions for redistribution. | |
71 | * | |
7c1d4665 | 72 | * @(#)config.y 5.2 (Berkeley) %G% |
cd68466f | 73 | */ |
0bf41cfc | 74 | |
2f47f1cc | 75 | #include "config.h" |
36edb824 | 76 | #include <ctype.h> |
2f47f1cc | 77 | #include <stdio.h> |
f025f13d BJ |
78 | |
79 | struct device cur; | |
80 | struct device *curp = 0; | |
81 | char *temp_id; | |
82 | char *val_id; | |
22d68ad0 | 83 | char *malloc(); |
f025f13d | 84 | |
2f47f1cc MT |
85 | %} |
86 | %% | |
87 | Configuration: | |
88 | Many_specs | |
36edb824 | 89 | = { verifysystemspecs(); } |
22d68ad0 | 90 | ; |
2f47f1cc MT |
91 | |
92 | Many_specs: | |
93 | Many_specs Spec | |
22d68ad0 BJ |
94 | | |
95 | /* lambda */ | |
96 | ; | |
2f47f1cc MT |
97 | |
98 | Spec: | |
22d68ad0 BJ |
99 | Device_spec SEMICOLON |
100 | = { newdev(&cur); } | | |
101 | Config_spec SEMICOLON | |
102 | | | |
103 | TRACE SEMICOLON | |
104 | = { do_trace = !do_trace; } | | |
105 | SEMICOLON | |
106 | | | |
2f47f1cc | 107 | error SEMICOLON |
22d68ad0 | 108 | ; |
2f47f1cc MT |
109 | |
110 | Config_spec: | |
22d68ad0 BJ |
111 | MACHINE Save_id |
112 | = { | |
0bf41cfc BJ |
113 | if (!strcmp($2, "vax")) { |
114 | machine = MACHINE_VAX; | |
115 | machinename = "vax"; | |
116 | } else if (!strcmp($2, "sun")) { | |
117 | machine = MACHINE_SUN; | |
118 | machinename = "sun"; | |
119 | } else | |
120 | yyerror("Unknown machine type"); | |
22d68ad0 BJ |
121 | } | |
122 | CPU Save_id | |
123 | = { | |
124 | struct cputype *cp = | |
125 | (struct cputype *)malloc(sizeof (struct cputype)); | |
126 | cp->cpu_name = ns($2); | |
127 | cp->cpu_next = cputype; | |
128 | cputype = cp; | |
129 | free(temp_id); | |
130 | } | | |
131 | OPTIONS Opt_list | |
132 | | | |
7c1d4665 MK |
133 | MAKEOPTIONS Mkopt_list |
134 | | | |
22d68ad0 BJ |
135 | IDENT ID |
136 | = { ident = ns($2); } | | |
36edb824 SL |
137 | System_spec |
138 | | | |
22d68ad0 BJ |
139 | HZ NUMBER |
140 | = { yyerror("HZ specification obsolete; delete"); } | | |
141 | TIMEZONE NUMBER | |
142 | = { timezone = 60 * $2; check_tz(); } | | |
c00c470f SL |
143 | TIMEZONE NUMBER DST NUMBER |
144 | = { timezone = 60 * $2; dst = $4; check_tz(); } | | |
22d68ad0 BJ |
145 | TIMEZONE NUMBER DST |
146 | = { timezone = 60 * $2; dst = 1; check_tz(); } | | |
147 | TIMEZONE FPNUMBER | |
148 | = { timezone = $2; check_tz(); } | | |
c00c470f SL |
149 | TIMEZONE FPNUMBER DST NUMBER |
150 | = { timezone = $2; dst = $4; check_tz(); } | | |
22d68ad0 BJ |
151 | TIMEZONE FPNUMBER DST |
152 | = { timezone = $2; dst = 1; check_tz(); } | | |
153 | TIMEZONE MINUS NUMBER | |
154 | = { timezone = -60 * $3; check_tz(); } | | |
c00c470f SL |
155 | TIMEZONE MINUS NUMBER DST NUMBER |
156 | = { timezone = -60 * $3; dst = $5; check_tz(); } | | |
22d68ad0 BJ |
157 | TIMEZONE MINUS NUMBER DST |
158 | = { timezone = -60 * $3; dst = 1; check_tz(); } | | |
159 | TIMEZONE MINUS FPNUMBER | |
160 | = { timezone = -$3; check_tz(); } | | |
c00c470f SL |
161 | TIMEZONE MINUS FPNUMBER DST NUMBER |
162 | = { timezone = -$3; dst = $5; check_tz(); } | | |
22d68ad0 BJ |
163 | TIMEZONE MINUS FPNUMBER DST |
164 | = { timezone = -$3; dst = 1; check_tz(); } | | |
165 | MAXUSERS NUMBER | |
166 | = { maxusers = $2; }; | |
2f47f1cc | 167 | |
36edb824 SL |
168 | System_spec: |
169 | System_id System_parameter_list | |
170 | = { checksystemspec(*confp); } | |
171 | ; | |
172 | ||
173 | System_id: | |
174 | CONFIG Save_id | |
175 | = { mkconf($2); } | |
176 | ; | |
177 | ||
178 | System_parameter_list: | |
179 | System_parameter_list System_parameter | |
180 | | System_parameter | |
181 | ; | |
182 | ||
183 | System_parameter: | |
184 | swap_spec | |
185 | | root_spec | |
186 | | dump_spec | |
187 | | arg_spec | |
188 | ; | |
189 | ||
190 | swap_spec: | |
191 | SWAP optional_on swap_device_list | |
192 | ; | |
193 | ||
194 | swap_device_list: | |
195 | swap_device_list AND swap_device | |
196 | | swap_device | |
197 | ; | |
198 | ||
199 | swap_device: | |
200 | swap_device_spec optional_size | |
201 | = { mkswap(*confp, $1, $2); } | |
202 | ; | |
203 | ||
204 | swap_device_spec: | |
205 | device_name | |
206 | = { | |
207 | struct file_list *fl = newswap(); | |
208 | ||
209 | if (eq($1, "generic")) | |
210 | fl->f_fn = $1; | |
211 | else { | |
212 | fl->f_swapdev = nametodev($1, 0, 'b'); | |
213 | fl->f_fn = devtoname(fl->f_swapdev); | |
214 | } | |
215 | $$ = fl; | |
216 | } | |
217 | | major_minor | |
218 | = { | |
219 | struct file_list *fl = newswap(); | |
220 | ||
221 | fl->f_swapdev = $1; | |
222 | fl->f_fn = devtoname($1); | |
223 | $$ = fl; | |
224 | } | |
225 | ; | |
226 | ||
227 | root_spec: | |
228 | ROOT optional_on root_device_spec | |
229 | = { | |
230 | struct file_list *fl = *confp; | |
231 | ||
232 | if (fl && fl->f_rootdev != NODEV) | |
233 | yyerror("extraneous root device specification"); | |
234 | else | |
235 | fl->f_rootdev = $3; | |
236 | } | |
237 | ; | |
238 | ||
239 | root_device_spec: | |
240 | device_name | |
241 | = { $$ = nametodev($1, 0, 'a'); } | |
242 | | major_minor | |
243 | ; | |
244 | ||
245 | dump_spec: | |
246 | DUMPS optional_on dump_device_spec | |
247 | = { | |
248 | struct file_list *fl = *confp; | |
249 | ||
250 | if (fl && fl->f_dumpdev != NODEV) | |
251 | yyerror("extraneous dump device specification"); | |
252 | else | |
253 | fl->f_dumpdev = $3; | |
254 | } | |
255 | ||
256 | ; | |
257 | ||
258 | dump_device_spec: | |
259 | device_name | |
260 | = { $$ = nametodev($1, 0, 'b'); } | |
261 | | major_minor | |
262 | ; | |
263 | ||
264 | arg_spec: | |
265 | ARGS optional_on arg_device_spec | |
266 | = { | |
267 | struct file_list *fl = *confp; | |
268 | ||
269 | if (fl && fl->f_argdev != NODEV) | |
270 | yyerror("extraneous arg device specification"); | |
271 | else | |
272 | fl->f_argdev = $3; | |
273 | } | |
274 | ; | |
275 | ||
276 | arg_device_spec: | |
277 | device_name | |
278 | = { $$ = nametodev($1, 0, 'b'); } | |
279 | | major_minor | |
280 | ; | |
281 | ||
282 | major_minor: | |
283 | MAJOR NUMBER MINOR NUMBER | |
284 | = { $$ = makedev($2, $4); } | |
285 | ; | |
286 | ||
287 | optional_on: | |
288 | ON | |
289 | | /* empty */ | |
290 | ; | |
291 | ||
292 | optional_size: | |
293 | SIZE NUMBER | |
294 | = { $$ = $2; } | |
295 | | /* empty */ | |
296 | = { $$ = 0; } | |
297 | ; | |
298 | ||
299 | device_name: | |
300 | Save_id | |
301 | = { $$ = $1; } | |
302 | | Save_id NUMBER | |
303 | = { | |
304 | char buf[80]; | |
305 | ||
306 | (void) sprintf(buf, "%s%d", $1, $2); | |
307 | $$ = ns(buf); free($1); | |
308 | } | |
309 | | Save_id NUMBER ID | |
310 | = { | |
311 | char buf[80]; | |
312 | ||
313 | (void) sprintf(buf, "%s%d%s", $1, $2, $3); | |
314 | $$ = ns(buf); free($1); | |
315 | } | |
316 | ; | |
317 | ||
b1e602f2 | 318 | Opt_list: |
22d68ad0 BJ |
319 | Opt_list COMMA Option |
320 | | | |
b1e602f2 | 321 | Option |
22d68ad0 | 322 | ; |
b1e602f2 MT |
323 | |
324 | Option: | |
22d68ad0 BJ |
325 | Save_id |
326 | = { | |
327 | struct opt *op = (struct opt *)malloc(sizeof (struct opt)); | |
328 | op->op_name = ns($1); | |
329 | op->op_next = opt; | |
330 | op->op_value = 0; | |
331 | opt = op; | |
332 | free(temp_id); | |
333 | } | | |
334 | Save_id EQUALS Opt_value | |
335 | = { | |
336 | struct opt *op = (struct opt *)malloc(sizeof (struct opt)); | |
337 | op->op_name = ns($1); | |
338 | op->op_next = opt; | |
339 | op->op_value = ns($3); | |
340 | opt = op; | |
341 | free(temp_id); | |
342 | free(val_id); | |
343 | } ; | |
b1e602f2 | 344 | |
841254c0 | 345 | Opt_value: |
22d68ad0 BJ |
346 | ID |
347 | = { $$ = val_id = ns($1); } | | |
348 | NUMBER | |
349 | = { char nb[16]; $$ = val_id = ns(sprintf(nb, "%d", $1)); }; | |
841254c0 RE |
350 | |
351 | ||
2f47f1cc | 352 | Save_id: |
22d68ad0 BJ |
353 | ID |
354 | = { $$ = temp_id = ns($1); } | |
2f47f1cc | 355 | ; |
7c1d4665 MK |
356 | |
357 | Mkopt_list: | |
358 | Mkopt_list COMMA Mkoption | |
359 | | | |
360 | Mkoption | |
361 | ; | |
362 | ||
363 | Mkoption: | |
364 | Save_id EQUALS Opt_value | |
365 | = { | |
366 | struct opt *op = (struct opt *)malloc(sizeof (struct opt)); | |
367 | op->op_name = ns($1); | |
368 | op->op_next = mkopt; | |
369 | op->op_value = ns($3); | |
370 | mkopt = op; | |
371 | free(temp_id); | |
372 | free(val_id); | |
373 | } ; | |
2f47f1cc MT |
374 | |
375 | Dev: | |
22d68ad0 BJ |
376 | UBA |
377 | = { $$ = ns("uba"); } | | |
378 | MBA | |
379 | = { $$ = ns("mba"); } | | |
380 | ID | |
381 | = { $$ = ns($1); } | |
2f47f1cc MT |
382 | ; |
383 | ||
384 | Device_spec: | |
22d68ad0 BJ |
385 | DEVICE Dev_name Dev_info Int_spec |
386 | = { cur.d_type = DEVICE; } | | |
387 | MASTER Dev_name Dev_info Int_spec | |
388 | = { cur.d_type = MASTER; } | | |
389 | DISK Dev_name Dev_info Int_spec | |
390 | = { cur.d_dk = 1; cur.d_type = DEVICE; } | | |
391 | CONTROLLER Dev_name Dev_info Int_spec | |
392 | = { cur.d_type = CONTROLLER; } | | |
393 | PSEUDO_DEVICE Init_dev Dev | |
394 | = { | |
395 | cur.d_name = $3; | |
396 | cur.d_type = PSEUDO_DEVICE; | |
397 | } | | |
398 | PSEUDO_DEVICE Init_dev Dev NUMBER | |
399 | = { | |
400 | cur.d_name = $3; | |
401 | cur.d_type = PSEUDO_DEVICE; | |
402 | cur.d_slave = $4; | |
403 | }; | |
2f47f1cc MT |
404 | |
405 | Dev_name: | |
22d68ad0 BJ |
406 | Init_dev Dev NUMBER |
407 | = { | |
408 | cur.d_name = $2; | |
409 | if (eq($2, "mba")) | |
410 | seen_mba = 1; | |
411 | else if (eq($2, "uba")) | |
412 | seen_uba = 1; | |
413 | cur.d_unit = $3; | |
414 | }; | |
2f47f1cc MT |
415 | |
416 | Init_dev: | |
22d68ad0 BJ |
417 | /* lambda */ |
418 | = { init_dev(&cur); }; | |
2f47f1cc MT |
419 | |
420 | Dev_info: | |
421 | Con_info Info_list | |
22d68ad0 BJ |
422 | | |
423 | /* lambda */ | |
424 | ; | |
2f47f1cc MT |
425 | |
426 | Con_info: | |
22d68ad0 BJ |
427 | AT Dev NUMBER |
428 | = { | |
b1e602f2 MT |
429 | if (eq(cur.d_name, "mba") || eq(cur.d_name, "uba")) |
430 | yyerror(sprintf(errbuf, | |
22d68ad0 | 431 | "%s must be connected to a nexus", cur.d_name)); |
b1e602f2 | 432 | cur.d_conn = connect($2, $3); |
22d68ad0 BJ |
433 | } | |
434 | AT NEXUS NUMBER | |
435 | = { check_nexus(&cur, $3); cur.d_conn = TO_NEXUS; }; | |
2f47f1cc MT |
436 | |
437 | Info_list: | |
438 | Info_list Info | |
22d68ad0 BJ |
439 | | |
440 | /* lambda */ | |
441 | ; | |
2f47f1cc MT |
442 | |
443 | Info: | |
22d68ad0 BJ |
444 | CSR NUMBER |
445 | = { cur.d_addr = $2; } | | |
446 | DRIVE NUMBER | |
447 | = { cur.d_drive = $2; } | | |
448 | SLAVE NUMBER | |
449 | = { | |
450 | if (cur.d_conn != 0 && cur.d_conn != TO_NEXUS && | |
451 | cur.d_conn->d_type == MASTER) | |
b1e602f2 MT |
452 | cur.d_slave = $2; |
453 | else | |
454 | yyerror("can't specify slave--not to master"); | |
22d68ad0 BJ |
455 | } | |
456 | FLAGS NUMBER | |
457 | = { cur.d_flags = $2; }; | |
2f47f1cc MT |
458 | |
459 | Int_spec: | |
22d68ad0 BJ |
460 | VECTOR Id_list |
461 | = { cur.d_vec = $2; } | | |
462 | PRIORITY NUMBER | |
463 | = { cur.d_pri = $2; } | | |
464 | /* lambda */ | |
465 | ; | |
08f9a943 BJ |
466 | |
467 | Id_list: | |
22d68ad0 BJ |
468 | Save_id |
469 | = { | |
470 | struct idlst *a = (struct idlst *)malloc(sizeof(struct idlst)); | |
471 | a->id = $1; a->id_next = 0; $$ = a; | |
472 | } | | |
08f9a943 | 473 | Save_id Id_list = |
22d68ad0 BJ |
474 | { |
475 | struct idlst *a = (struct idlst *)malloc(sizeof(struct idlst)); | |
476 | a->id = $1; a->id_next = $2; $$ = a; | |
477 | }; | |
478 | ||
2f47f1cc MT |
479 | %% |
480 | ||
481 | yyerror(s) | |
f025f13d | 482 | char *s; |
2f47f1cc | 483 | { |
f025f13d | 484 | |
36edb824 | 485 | fprintf(stderr, "config: line %d: %s\n", yyline, s); |
2f47f1cc MT |
486 | } |
487 | ||
488 | /* | |
f025f13d | 489 | * return the passed string in a new space |
2f47f1cc | 490 | */ |
2f47f1cc MT |
491 | char * |
492 | ns(str) | |
f025f13d | 493 | register char *str; |
2f47f1cc MT |
494 | { |
495 | register char *cp; | |
496 | ||
22d68ad0 BJ |
497 | cp = malloc((unsigned)(strlen(str)+1)); |
498 | (void) strcpy(cp, str); | |
499 | return (cp); | |
2f47f1cc MT |
500 | } |
501 | ||
502 | /* | |
f025f13d | 503 | * add a device to the list of devices |
2f47f1cc | 504 | */ |
2f47f1cc | 505 | newdev(dp) |
f025f13d | 506 | register struct device *dp; |
2f47f1cc MT |
507 | { |
508 | register struct device *np; | |
509 | ||
510 | np = (struct device *) malloc(sizeof *np); | |
511 | *np = *dp; | |
f025f13d | 512 | if (curp == 0) |
b1e602f2 MT |
513 | dtab = np; |
514 | else | |
515 | curp->d_next = np; | |
516 | curp = np; | |
2f47f1cc MT |
517 | } |
518 | ||
519 | /* | |
f025f13d | 520 | * note that a configuration should be made |
2f47f1cc | 521 | */ |
36edb824 SL |
522 | mkconf(sysname) |
523 | char *sysname; | |
2f47f1cc | 524 | { |
36edb824 | 525 | register struct file_list *fl, **flp; |
2f47f1cc MT |
526 | |
527 | fl = (struct file_list *) malloc(sizeof *fl); | |
36edb824 SL |
528 | fl->f_type = SYSTEMSPEC; |
529 | fl->f_needs = sysname; | |
530 | fl->f_rootdev = NODEV; | |
531 | fl->f_argdev = NODEV; | |
532 | fl->f_dumpdev = NODEV; | |
533 | fl->f_fn = 0; | |
534 | fl->f_next = 0; | |
535 | for (flp = confp; *flp; flp = &(*flp)->f_next) | |
536 | ; | |
537 | *flp = fl; | |
538 | confp = flp; | |
539 | } | |
540 | ||
541 | struct file_list * | |
542 | newswap() | |
543 | { | |
544 | struct file_list *fl = (struct file_list *)malloc(sizeof (*fl)); | |
545 | ||
546 | fl->f_type = SWAPSPEC; | |
547 | fl->f_next = 0; | |
548 | fl->f_swapdev = NODEV; | |
549 | fl->f_swapsize = 0; | |
550 | fl->f_needs = 0; | |
551 | fl->f_fn = 0; | |
552 | return (fl); | |
553 | } | |
554 | ||
555 | /* | |
556 | * Add a swap device to the system's configuration | |
557 | */ | |
558 | mkswap(system, fl, size) | |
559 | struct file_list *system, *fl; | |
560 | int size; | |
561 | { | |
562 | register struct file_list **flp; | |
563 | char *cp, name[80]; | |
564 | ||
565 | if (system == 0 || system->f_type != SYSTEMSPEC) { | |
566 | yyerror("\"swap\" spec precedes \"config\" specification"); | |
567 | return; | |
568 | } | |
569 | if (size < 0) { | |
570 | yyerror("illegal swap partition size"); | |
571 | return; | |
572 | } | |
573 | /* | |
574 | * Append swap description to the end of the list. | |
575 | */ | |
576 | flp = &system->f_next; | |
577 | for (; *flp && (*flp)->f_type == SWAPSPEC; flp = &(*flp)->f_next) | |
578 | ; | |
579 | fl->f_next = *flp; | |
580 | *flp = fl; | |
8df5b824 | 581 | fl->f_swapsize = size; |
36edb824 SL |
582 | /* |
583 | * If first swap device for this system, | |
584 | * set up f_fn field to insure swap | |
585 | * files are created with unique names. | |
586 | */ | |
587 | if (system->f_fn) | |
588 | return; | |
589 | if (eq(fl->f_fn, "generic")) | |
590 | system->f_fn = ns(fl->f_fn); | |
2f47f1cc | 591 | else |
36edb824 | 592 | system->f_fn = ns(system->f_needs); |
2f47f1cc MT |
593 | } |
594 | ||
595 | /* | |
f025f13d BJ |
596 | * find the pointer to connect to the given device and number. |
597 | * returns 0 if no such device and prints an error message | |
2f47f1cc | 598 | */ |
f025f13d BJ |
599 | struct device * |
600 | connect(dev, num) | |
601 | register char *dev; | |
602 | register int num; | |
2f47f1cc MT |
603 | { |
604 | register struct device *dp; | |
f6f4af06 | 605 | struct device *huhcon(); |
2f47f1cc | 606 | |
a5e18d6b | 607 | if (num == QUES) |
f025f13d BJ |
608 | return (huhcon(dev)); |
609 | for (dp = dtab; dp != 0; dp = dp->d_next) { | |
610 | if ((num != dp->d_unit) || !eq(dev, dp->d_name)) | |
611 | continue; | |
612 | if (dp->d_type != CONTROLLER && dp->d_type != MASTER) { | |
a5e18d6b MT |
613 | yyerror(sprintf(errbuf, |
614 | "%s connected to non-controller", dev)); | |
f025f13d BJ |
615 | return (0); |
616 | } | |
617 | return (dp); | |
618 | } | |
2f47f1cc | 619 | yyerror(sprintf(errbuf, "%s %d not defined", dev, num)); |
f025f13d | 620 | return (0); |
2f47f1cc | 621 | } |
f6f4af06 MT |
622 | |
623 | /* | |
f025f13d | 624 | * connect to an unspecific thing |
f6f4af06 | 625 | */ |
f025f13d BJ |
626 | struct device * |
627 | huhcon(dev) | |
628 | register char *dev; | |
f6f4af06 | 629 | { |
f025f13d BJ |
630 | register struct device *dp, *dcp; |
631 | struct device rdev; | |
632 | int oldtype; | |
633 | ||
f6f4af06 | 634 | /* |
f025f13d | 635 | * First make certain that there are some of these to wildcard on |
f6f4af06 | 636 | */ |
f025f13d BJ |
637 | for (dp = dtab; dp != 0; dp = dp->d_next) |
638 | if (eq(dp->d_name, dev)) | |
639 | break; | |
640 | if (dp == 0) { | |
641 | yyerror(sprintf(errbuf, "no %s's to wildcard", dev)); | |
642 | return (0); | |
643 | } | |
644 | oldtype = dp->d_type; | |
645 | dcp = dp->d_conn; | |
646 | /* | |
647 | * Now see if there is already a wildcard entry for this device | |
648 | * (e.g. Search for a "uba ?") | |
649 | */ | |
650 | for (; dp != 0; dp = dp->d_next) | |
651 | if (eq(dev, dp->d_name) && dp->d_unit == -1) | |
652 | break; | |
653 | /* | |
654 | * If there isn't, make one because everything needs to be connected | |
655 | * to something. | |
656 | */ | |
657 | if (dp == 0) { | |
658 | dp = &rdev; | |
659 | init_dev(dp); | |
660 | dp->d_unit = QUES; | |
661 | dp->d_name = ns(dev); | |
662 | dp->d_type = oldtype; | |
663 | newdev(dp); | |
664 | dp = curp; | |
665 | /* | |
666 | * Connect it to the same thing that other similar things are | |
667 | * connected to, but make sure it is a wildcard unit | |
668 | * (e.g. up connected to sc ?, here we make connect sc? to a | |
669 | * uba?). If other things like this are on the NEXUS or | |
670 | * if they aren't connected to anything, then make the same | |
671 | * connection, else call ourself to connect to another | |
672 | * unspecific device. | |
673 | */ | |
674 | if (dcp == TO_NEXUS || dcp == 0) | |
675 | dp->d_conn = dcp; | |
676 | else | |
677 | dp->d_conn = connect(dcp->d_name, QUES); | |
678 | } | |
679 | return (dp); | |
f6f4af06 MT |
680 | } |
681 | ||
682 | init_dev(dp) | |
f025f13d | 683 | register struct device *dp; |
f6f4af06 | 684 | { |
f025f13d BJ |
685 | |
686 | dp->d_name = "OHNO!!!"; | |
687 | dp->d_type = DEVICE; | |
688 | dp->d_conn = 0; | |
689 | dp->d_vec = 0; | |
690 | dp->d_addr = dp->d_pri = dp->d_flags = dp->d_dk = 0; | |
691 | dp->d_slave = dp->d_drive = dp->d_unit = UNKNOWN; | |
a5e18d6b MT |
692 | } |
693 | ||
694 | /* | |
f025f13d | 695 | * make certain that this is a reasonable type of thing to connect to a nexus |
a5e18d6b | 696 | */ |
a5e18d6b | 697 | check_nexus(dev, num) |
f025f13d BJ |
698 | register struct device *dev; |
699 | int num; | |
a5e18d6b | 700 | { |
f025f13d | 701 | |
0bf41cfc | 702 | switch (machine) { |
f025f13d | 703 | |
0bf41cfc BJ |
704 | case MACHINE_VAX: |
705 | if (!eq(dev->d_name, "uba") && !eq(dev->d_name, "mba")) | |
706 | yyerror("only uba's and mba's should be connected to the nexus"); | |
707 | if (num != QUES) | |
708 | yyerror("can't give specific nexus numbers"); | |
709 | break; | |
710 | ||
711 | case MACHINE_SUN: | |
712 | if (!eq(dev->d_name, "mb")) | |
713 | yyerror("only mb's should be connected to the nexus"); | |
714 | break; | |
715 | } | |
f6f4af06 | 716 | } |
b1e602f2 MT |
717 | |
718 | /* | |
719 | * Check the timezone to make certain it is sensible | |
720 | */ | |
721 | ||
722 | check_tz() | |
723 | { | |
841254c0 | 724 | if (abs(timezone) > 12 * 60) |
b1e602f2 MT |
725 | yyerror("timezone is unreasonable"); |
726 | else | |
f025f13d | 727 | hadtz = 1; |
b1e602f2 | 728 | } |
36edb824 SL |
729 | |
730 | /* | |
731 | * Check system specification and apply defaulting | |
732 | * rules on root, argument, dump, and swap devices. | |
733 | */ | |
734 | checksystemspec(fl) | |
735 | register struct file_list *fl; | |
736 | { | |
737 | char buf[BUFSIZ]; | |
738 | register struct file_list *swap; | |
739 | int generic; | |
740 | ||
741 | if (fl == 0 || fl->f_type != SYSTEMSPEC) { | |
742 | yyerror("internal error, bad system specification"); | |
743 | exit(1); | |
744 | } | |
745 | swap = fl->f_next; | |
746 | generic = swap && swap->f_type == SWAPSPEC && eq(swap->f_fn, "generic"); | |
747 | if (fl->f_rootdev == NODEV && !generic) { | |
748 | yyerror("no root device specified"); | |
749 | exit(1); | |
750 | } | |
751 | /* | |
752 | * Default swap area to be in 'b' partition of root's | |
753 | * device. If root specified to be other than on 'a' | |
754 | * partition, give warning, something probably amiss. | |
755 | */ | |
756 | if (swap == 0 || swap->f_type != SWAPSPEC) { | |
757 | dev_t dev; | |
758 | ||
759 | swap = newswap(); | |
760 | dev = fl->f_rootdev; | |
761 | if (minor(dev) & 07) { | |
762 | sprintf(buf, | |
763 | "Warning, swap defaulted to 'b' partition with root on '%c' partition", | |
764 | (minor(dev) & 07) + 'a'); | |
765 | yyerror(buf); | |
766 | } | |
767 | swap->f_swapdev = | |
768 | makedev(major(dev), (minor(dev) &~ 07) | ('b' - 'a')); | |
769 | swap->f_fn = devtoname(swap->f_swapdev); | |
770 | mkswap(fl, swap, 0); | |
771 | } | |
772 | /* | |
773 | * Make sure a generic swap isn't specified, along with | |
774 | * other stuff (user must really be confused). | |
775 | */ | |
776 | if (generic) { | |
777 | if (fl->f_rootdev != NODEV) | |
778 | yyerror("root device specified with generic swap"); | |
779 | if (fl->f_argdev != NODEV) | |
780 | yyerror("arg device specified with generic swap"); | |
781 | if (fl->f_dumpdev != NODEV) | |
782 | yyerror("dump device specified with generic swap"); | |
783 | return; | |
784 | } | |
785 | /* | |
786 | * Default argument device and check for oddball arrangements. | |
787 | */ | |
788 | if (fl->f_argdev == NODEV) | |
789 | fl->f_argdev = swap->f_swapdev; | |
790 | if (fl->f_argdev != swap->f_swapdev) | |
791 | yyerror("Warning, arg device different than primary swap"); | |
792 | /* | |
793 | * Default dump device and warn if place is not a | |
794 | * swap area or the argument device partition. | |
795 | */ | |
796 | if (fl->f_dumpdev == NODEV) | |
797 | fl->f_dumpdev = swap->f_swapdev; | |
798 | if (fl->f_dumpdev != swap->f_swapdev && fl->f_dumpdev != fl->f_argdev) { | |
799 | struct file_list *p = swap->f_next; | |
800 | ||
801 | for (; p && p->f_type == SWAPSPEC; p = p->f_next) | |
802 | if (fl->f_dumpdev == p->f_swapdev) | |
803 | return; | |
804 | sprintf(buf, "Warning, orphaned dump device, %s", | |
805 | "do you know what you're doing"); | |
806 | yyerror(buf); | |
807 | } | |
808 | } | |
809 | ||
810 | /* | |
811 | * Verify all devices specified in the system specification | |
812 | * are present in the device specifications. | |
813 | */ | |
814 | verifysystemspecs() | |
815 | { | |
816 | register struct file_list *fl; | |
817 | dev_t checked[50], *verifyswap(); | |
818 | register dev_t *pchecked = checked; | |
819 | ||
820 | for (fl = conf_list; fl; fl = fl->f_next) { | |
821 | if (fl->f_type != SYSTEMSPEC) | |
822 | continue; | |
823 | if (!finddev(fl->f_rootdev)) | |
824 | deverror(fl->f_needs, "root"); | |
825 | *pchecked++ = fl->f_rootdev; | |
826 | pchecked = verifyswap(fl->f_next, checked, pchecked); | |
827 | #define samedev(dev1, dev2) \ | |
828 | ((minor(dev1) &~ 07) != (minor(dev2) &~ 07)) | |
829 | if (!alreadychecked(fl->f_dumpdev, checked, pchecked)) { | |
830 | if (!finddev(fl->f_dumpdev)) | |
831 | deverror(fl->f_needs, "dump"); | |
832 | *pchecked++ = fl->f_dumpdev; | |
833 | } | |
834 | if (!alreadychecked(fl->f_argdev, checked, pchecked)) { | |
835 | if (!finddev(fl->f_argdev)) | |
836 | deverror(fl->f_needs, "arg"); | |
837 | *pchecked++ = fl->f_argdev; | |
838 | } | |
839 | } | |
840 | } | |
841 | ||
842 | /* | |
843 | * Do as above, but for swap devices. | |
844 | */ | |
845 | dev_t * | |
846 | verifyswap(fl, checked, pchecked) | |
847 | register struct file_list *fl; | |
848 | dev_t checked[]; | |
849 | register dev_t *pchecked; | |
850 | { | |
851 | ||
852 | for (;fl && fl->f_type == SWAPSPEC; fl = fl->f_next) { | |
853 | if (eq(fl->f_fn, "generic")) | |
854 | continue; | |
855 | if (alreadychecked(fl->f_swapdev, checked, pchecked)) | |
856 | continue; | |
857 | if (!finddev(fl->f_swapdev)) | |
858 | fprintf(stderr, | |
859 | "config: swap device %s not configured", fl->f_fn); | |
860 | *pchecked++ = fl->f_swapdev; | |
861 | } | |
862 | return (pchecked); | |
863 | } | |
864 | ||
865 | /* | |
866 | * Has a device already been checked | |
867 | * for it's existence in the configuration? | |
868 | */ | |
869 | alreadychecked(dev, list, last) | |
870 | dev_t dev, list[]; | |
871 | register dev_t *last; | |
872 | { | |
873 | register dev_t *p; | |
874 | ||
875 | for (p = list; p < last; p++) | |
876 | if (samedev(*p, dev)) | |
877 | return (1); | |
878 | return (0); | |
879 | } | |
880 | ||
881 | deverror(systemname, devtype) | |
882 | char *systemname, *devtype; | |
883 | { | |
884 | ||
885 | fprintf(stderr, "config: %s: %s device not configured\n", | |
886 | systemname, devtype); | |
887 | } | |
888 | ||
889 | /* | |
890 | * Look for the device in the list of | |
891 | * configured hardware devices. Must | |
892 | * take into account stuff wildcarded. | |
893 | */ | |
894 | finddev(dev) | |
895 | dev_t dev; | |
896 | { | |
897 | ||
898 | /* punt on this right now */ | |
899 | return (1); | |
900 | } |