4 struct file_list *file;
13 %token CONFIG_MACHINE_ARCH
14 %token CONFIG_PLATFORM
46 %type <str> device_name
51 * Copyright (c) 1988, 1993
52 * The Regents of the University of California. All rights reserved.
54 * Redistribution and use in source and binary forms, with or without
55 * modification, are permitted provided that the following conditions
57 * 1. Redistributions of source code must retain the above copyright
58 * notice, this list of conditions and the following disclaimer.
59 * 2. Redistributions in binary form must reproduce the above copyright
60 * notice, this list of conditions and the following disclaimer in the
61 * documentation and/or other materials provided with the distribution.
62 * 3. Neither the name of the University nor the names of its contributors
63 * may be used to endorse or promote products derived from this software
64 * without specific prior written permission.
66 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
67 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
68 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
69 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
70 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
71 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
72 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
73 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
74 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
75 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
78 * @(#)config.y 8.1 (Berkeley) 6/6/93
79 * $FreeBSD: src/usr.sbin/config/config.y,v 1.42.2.1 2001/01/23 00:09:32 peter Exp $
80 * $DragonFly: src/usr.sbin/config/config.y,v 1.15 2008/05/01 09:24:42 swildner Exp $
90 static struct device cur;
91 static struct device *curp = 0;
96 struct file_list *ftab;
100 static int connect(char *, int);
101 static void yyerror(const char *s);
118 Device_spec SEMICOLON
119 = { newdev(&cur); } |
120 Config_spec SEMICOLON
128 CONFIG_PLATFORM Save_id
130 if (platformname != NULL) {
131 errx(1, "%d: only one platform directive is allowed",
136 CONFIG_MACHINE Save_id
138 if (machinename != NULL) {
139 errx(1, "%d: only one machine directive is allowed",
144 CONFIG_MACHINE_ARCH Save_id
146 if (machinearchname != NULL) {
147 errx(1, "%d: only one machine_arch directive is allowed",
150 machinearchname = $2;
156 cp = malloc(sizeof(struct cputype));
157 bzero(cp, sizeof(*cp));
159 cp->cpu_next = cputype;
164 MAKEOPTIONS Mkopt_list
171 = { maxusers = $2; };
174 CONFIG System_id System_parameter_list
175 = { errx(1,"line %d: root/dump/swap specifications obsolete", yyline);}
185 op = malloc(sizeof(struct opt));
186 bzero(op, sizeof(*op));
187 op->op_name = strdup("KERNEL");
191 op->op_line = yyline + 1;
195 System_parameter_list:
196 System_parameter_list ID
207 snprintf(buf, sizeof(buf), "%s%d", $1, $2);
215 snprintf(buf, sizeof(buf), "%s%d%s", $1, $2, $3);
219 | Save_id NUMBER ID NUMBER
223 snprintf(buf, sizeof(buf), "%s%d%s%d",
228 | Save_id NUMBER ID NUMBER ID
232 snprintf(buf, sizeof(buf), "%s%d%s%d%s",
240 Opt_list COMMA Option
250 op = malloc(sizeof(struct opt));
251 bzero(op, sizeof(*op));
256 * op->op_line is 1-based; yyline is 0-based but is now 1
257 * larger than when `Save_id' was lexed.
259 op->op_line = yyline;
261 if (strchr(op->op_name, '=') != NULL)
262 errx(1, "line %d: The `=' in options should not be quoted", yyline);
264 Save_id EQUALS Opt_value
268 op = malloc(sizeof(struct opt));
269 bzero(op, sizeof(*op));
273 op->op_line = yyline + 1;
284 snprintf(buf, sizeof(buf), "%d", $1);
294 Mkopt_list COMMA Mkoption
300 Save_id EQUALS Opt_value
304 op = malloc(sizeof(struct opt));
305 bzero(op, sizeof(*op));
307 op->op_ownfile = 0; /* for now */
310 op->op_line = yyline + 1;
321 = { cur.d_type = DEVICE; } |
322 PSEUDO_DEVICE Init_dev Dev
325 cur.d_type = PSEUDO_DEVICE;
327 PSEUDO_DEVICE Init_dev Dev NUMBER
330 cur.d_type = PSEUDO_DEVICE;
338 cur.d_unit = UNKNOWN;
340 Init_dev Dev NUMBER Dev_info
348 = { init_dev(&cur); };
365 cur.d_conn = "nexus";
376 BUS NUMBER /* device scbus1 at ahc0 bus 1 - twin channel */
377 = { cur.d_bus = $2; } |
379 = { cur.d_target = $2; } |
381 = { cur.d_lun = $2; } |
383 = { cur.d_drive = $2; } |
385 = { cur.d_irq = $2; } |
387 = { cur.d_drq = $2; } |
389 = { cur.d_maddr = $2; } |
391 = { cur.d_msize = $2; } |
393 = { cur.d_port = $2; } |
395 = { cur.d_portn = $2; } |
397 = { cur.d_flags = $2; } |
399 = { cur.d_disabled = 1; }
404 yyerror(const char *s)
407 errx(1, "line %d: %s", yyline + 1, s);
411 * add a device to the list of devices
414 newdev(struct device *dp)
416 struct device *np, *xp;
418 if (dp->d_unit >= 0) {
419 for (xp = dtab; xp != NULL; xp = xp->d_next) {
420 if ((xp->d_unit == dp->d_unit) &&
421 !strcmp(xp->d_name, dp->d_name)) {
422 errx(1, "line %d: already seen device %s%d",
423 yyline, xp->d_name, xp->d_unit);
427 np = malloc(sizeof(*np));
428 bzero(np, sizeof(*np));
440 * find the pointer to connect to the given device and number.
441 * returns 0 if no such device and prints an error message
444 connect(char *dev, int num)
449 for (dp = dtab; dp != NULL; dp = dp->d_next)
450 if (!strcmp(dp->d_name, dev))
453 snprintf(errbuf, sizeof(errbuf),
454 "no %s's to wildcard", dev);
460 for (dp = dtab; dp != NULL; dp = dp->d_next) {
461 if ((num != dp->d_unit) || strcmp(dev, dp->d_name))
463 if (dp->d_type != DEVICE) {
464 snprintf(errbuf, sizeof(errbuf),
465 "%s connected to non-device", dev);
471 snprintf(errbuf, sizeof(errbuf), "%s %d not defined", dev, num);
477 init_dev(struct device *dp)
480 dp->d_name = "OHNO!!!";
485 dp->d_bus = dp->d_lun = dp->d_target = dp->d_drive = dp->d_unit =
486 dp->d_count = UNKNOWN;