xref: /netbsd-src/sys/dev/scsipi/scsiconf.c (revision 06be8101a16cc95f40783b3cb7afd12112103a9a)
1 /*	$NetBSD: scsiconf.c,v 1.165 2001/11/13 06:56:40 lukem Exp $	*/
2 
3 /*-
4  * Copyright (c) 1998, 1999 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Charles M. Hannum; Jason R. Thorpe of the Numerical Aerospace
9  * Simulation Facility, NASA Ames Research Center.
10  *
11  * Redistribution and use in source and binary forms, with or without
12  * modification, are permitted provided that the following conditions
13  * are met:
14  * 1. Redistributions of source code must retain the above copyright
15  *    notice, this list of conditions and the following disclaimer.
16  * 2. Redistributions in binary form must reproduce the above copyright
17  *    notice, this list of conditions and the following disclaimer in the
18  *    documentation and/or other materials provided with the distribution.
19  * 3. All advertising materials mentioning features or use of this software
20  *    must display the following acknowledgement:
21  *        This product includes software developed by the NetBSD
22  *        Foundation, Inc. and its contributors.
23  * 4. Neither the name of The NetBSD Foundation nor the names of its
24  *    contributors may be used to endorse or promote products derived
25  *    from this software without specific prior written permission.
26  *
27  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
28  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
29  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
30  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
31  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
32  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
33  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
34  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
35  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
36  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
37  * POSSIBILITY OF SUCH DAMAGE.
38  */
39 
40 /*
41  * Originally written by Julian Elischer (julian@tfs.com)
42  * for TRW Financial Systems for use under the MACH(2.5) operating system.
43  *
44  * TRW Financial Systems, in accordance with their agreement with Carnegie
45  * Mellon University, makes this software available to CMU to distribute
46  * or use in any manner that they see fit as long as this message is kept with
47  * the software. For this reason TFS also grants any other persons or
48  * organisations permission to use or modify this software.
49  *
50  * TFS supplies this software to be publicly redistributed
51  * on the understanding that TFS is not responsible for the correct
52  * functioning of this software in any circumstances.
53  *
54  * Ported to run under 386BSD by Julian Elischer (julian@tfs.com) Sept 1992
55  */
56 
57 #include <sys/cdefs.h>
58 __KERNEL_RCSID(0, "$NetBSD: scsiconf.c,v 1.165 2001/11/13 06:56:40 lukem Exp $");
59 
60 #include <sys/types.h>
61 #include <sys/param.h>
62 #include <sys/systm.h>
63 #include <sys/kernel.h>
64 #include <sys/proc.h>
65 #include <sys/kthread.h>
66 #include <sys/malloc.h>
67 #include <sys/device.h>
68 #include <sys/conf.h>
69 #include <sys/fcntl.h>
70 #include <sys/scsiio.h>
71 
72 #include <dev/scsipi/scsi_all.h>
73 #include <dev/scsipi/scsipi_all.h>
74 #include <dev/scsipi/scsiconf.h>
75 
76 #include "locators.h"
77 
78 const struct scsipi_periphsw scsi_probe_dev = {
79 	NULL,
80 	NULL,
81 	NULL,
82 	NULL,
83 };
84 
85 int	scsi_probe_device __P((struct scsibus_softc *, int, int));
86 
87 int	scsibusmatch __P((struct device *, struct cfdata *, void *));
88 void	scsibusattach __P((struct device *, struct device *, void *));
89 int	scsibusactivate __P((struct device *, enum devact));
90 int	scsibusdetach __P((struct device *, int flags));
91 
92 int	scsibussubmatch __P((struct device *, struct cfdata *, void *));
93 
94 struct cfattach scsibus_ca = {
95 	sizeof(struct scsibus_softc), scsibusmatch, scsibusattach,
96 	    scsibusdetach, scsibusactivate,
97 };
98 
99 extern struct cfdriver scsibus_cd;
100 
101 int	scsibusprint __P((void *, const char *));
102 void	scsibus_config_interrupts __P((struct device *));
103 
104 cdev_decl(scsibus);
105 
106 const struct scsipi_bustype scsi_bustype = {
107 	SCSIPI_BUSTYPE_SCSI,
108 	scsi_scsipi_cmd,
109 	scsipi_interpret_sense,
110 	scsi_print_addr,
111 	scsi_kill_pending,
112 };
113 
114 int
115 scsiprint(aux, pnp)
116 	void *aux;
117 	const char *pnp;
118 {
119 	struct scsipi_channel *chan = aux;
120 	struct scsipi_adapter *adapt = chan->chan_adapter;
121 
122 	/* only "scsibus"es can attach to "scsi"s; easy. */
123 	if (pnp)
124 		printf("scsibus at %s", pnp);
125 
126 	/* don't print channel if the controller says there can be only one. */
127 	if (adapt->adapt_nchannels != 1)
128 		printf(" channel %d", chan->chan_channel);
129 
130 	return (UNCONF);
131 }
132 
133 int
134 scsibusmatch(parent, cf, aux)
135 	struct device *parent;
136 	struct cfdata *cf;
137 	void *aux;
138 {
139 	struct scsipi_channel *chan = aux;
140 
141 	if (chan->type != BUS_SCSI)
142 		return 0;
143 
144 	if (cf->cf_loc[SCSICF_CHANNEL] != chan->chan_channel &&
145 	    cf->cf_loc[SCSICF_CHANNEL] != SCSICF_CHANNEL_DEFAULT)
146 		return (0);
147 
148 	return (1);
149 }
150 
151 void
152 scsibusattach(parent, self, aux)
153 	struct device *parent, *self;
154 	void *aux;
155 {
156 	struct scsibus_softc *sc = (void *) self;
157 	struct scsipi_channel *chan = aux;
158 
159 	sc->sc_channel = chan;
160 
161 	/* Initialize the channel structure first */
162 	if (scsipi_channel_init(chan)) {
163 		printf(": failed to init channel\n");
164 		return;
165 	}
166 
167 	printf(": %d targets, %d luns per target\n",
168 	    chan->chan_ntargets, chan->chan_nluns);
169 
170 
171 	/*
172 	 * Defer configuration of the children until interrupts
173 	 * are enabled.
174 	 */
175 	config_interrupts(self, scsibus_config_interrupts);
176 }
177 
178 void
179 scsibus_config_interrupts(self)
180 	struct device *self;
181 {
182 	struct scsibus_softc *sc = (void *) self;
183 
184 #ifndef SCSI_DELAY
185 #define SCSI_DELAY 2
186 #endif
187 
188 	if ((sc->sc_channel->chan_flags & SCSIPI_CHAN_NOSETTLE) == 0 &&
189 	    SCSI_DELAY > 0) {
190 		printf("%s: waiting %d seconds for devices to settle...\n",
191 		    self->dv_xname, SCSI_DELAY);
192 		/* ...an identifier we know no one will use... */
193 		(void) tsleep(scsibus_config_interrupts, PRIBIO,
194 		    "scsidly", SCSI_DELAY * hz);
195 	}
196 
197 	scsi_probe_bus(sc, -1, -1);
198 }
199 
200 int
201 scsibussubmatch(parent, cf, aux)
202 	struct device *parent;
203 	struct cfdata *cf;
204 	void *aux;
205 {
206 	struct scsipibus_attach_args *sa = aux;
207 	struct scsipi_periph *periph = sa->sa_periph;
208 
209 	if (cf->cf_loc[SCSIBUSCF_TARGET] != SCSIBUSCF_TARGET_DEFAULT &&
210 	    cf->cf_loc[SCSIBUSCF_TARGET] != periph->periph_target)
211 		return (0);
212 	if (cf->cf_loc[SCSIBUSCF_LUN] != SCSIBUSCF_LUN_DEFAULT &&
213 	    cf->cf_loc[SCSIBUSCF_LUN] != periph->periph_lun)
214 		return (0);
215 	return ((*cf->cf_attach->ca_match)(parent, cf, aux));
216 }
217 
218 int
219 scsibusactivate(self, act)
220 	struct device *self;
221 	enum devact act;
222 {
223 	struct scsibus_softc *sc = (void *) self;
224 	struct scsipi_channel *chan = sc->sc_channel;
225 	struct scsipi_periph *periph;
226 	int target, lun, error = 0, s;
227 
228 	s = splbio();
229 	switch (act) {
230 	case DVACT_ACTIVATE:
231 		error = EOPNOTSUPP;
232 		break;
233 
234 	case DVACT_DEACTIVATE:
235 		for (target = 0; target < chan->chan_ntargets;
236 		     target++) {
237 			if (target == chan->chan_id)
238 				continue;
239 			for (lun = 0; lun < chan->chan_nluns; lun++) {
240 				periph = scsipi_lookup_periph(chan,
241 				    target, lun);
242 				if (periph == NULL)
243 					continue;
244 				error = config_deactivate(periph->periph_dev);
245 				if (error)
246 					goto out;
247 			}
248 		}
249 		break;
250 	}
251  out:
252 	splx(s);
253 	return (error);
254 }
255 
256 int
257 scsibusdetach(self, flags)
258 	struct device *self;
259 	int flags;
260 {
261 	struct scsibus_softc *sc = (void *) self;
262 	struct scsipi_channel *chan = sc->sc_channel;
263 
264 	/*
265 	 * Shut down the channel.
266 	 */
267 	scsipi_channel_shutdown(chan);
268 
269 	/*
270 	 * Now detach all of the periphs.
271 	 */
272 	return scsipi_target_detach(chan, -1, -1, flags);
273 }
274 
275 /*
276  * Probe the requested scsi bus. It must be already set up.
277  * target and lun optionally narrow the search if not -1
278  */
279 int
280 scsi_probe_bus(sc, target, lun)
281 	struct scsibus_softc *sc;
282 	int target, lun;
283 {
284 	struct scsipi_channel *chan = sc->sc_channel;
285 	int maxtarget, mintarget, maxlun, minlun;
286 	int error;
287 
288 	if (target == -1) {
289 		maxtarget = chan->chan_ntargets - 1;
290 		mintarget = 0;
291 	} else {
292 		if (target < 0 || target >= chan->chan_ntargets)
293 			return (EINVAL);
294 		maxtarget = mintarget = target;
295 	}
296 
297 	if (lun == -1) {
298 		maxlun = chan->chan_nluns - 1;
299 		minlun = 0;
300 	} else {
301 		if (lun < 0 || lun >= chan->chan_nluns)
302 			return (EINVAL);
303 		maxlun = minlun = lun;
304 	}
305 
306 	/*
307 	 * Some HBAs provide an abstracted view of the bus; give them an
308 	 * oppertunity to re-scan it before we do.
309 	 */
310 	if (chan->chan_adapter->adapt_ioctl != NULL)
311 		(*chan->chan_adapter->adapt_ioctl)(chan, SCBUSIOLLSCAN, NULL,
312 		    0, curproc);
313 
314 	if ((error = scsipi_adapter_addref(chan->chan_adapter)) != 0)
315 		return (error);
316 	for (target = mintarget; target <= maxtarget; target++) {
317 		if (target == chan->chan_id)
318 			continue;
319 		for (lun = minlun; lun <= maxlun; lun++) {
320 			/*
321 			 * See if there's a device present, and configure it.
322 			 */
323 			if (scsi_probe_device(sc, target, lun) == 0)
324 				break;
325 			/* otherwise something says we should look further */
326 		}
327 
328 		/*
329 		 * Now that we've discovered all of the LUNs on this
330 		 * I_T Nexus, update the xfer mode for all of them
331 		 * that we know about.
332 		 */
333 		scsipi_set_xfer_mode(chan, target, 1);
334 	}
335 	scsipi_adapter_delref(chan->chan_adapter);
336 	return (0);
337 }
338 
339 /*
340  * Print out autoconfiguration information for a subdevice.
341  *
342  * This is a slight abuse of 'standard' autoconfiguration semantics,
343  * because 'print' functions don't normally print the colon and
344  * device information.  However, in this case that's better than
345  * either printing redundant information before the attach message,
346  * or having the device driver call a special function to print out
347  * the standard device information.
348  */
349 int
350 scsibusprint(aux, pnp)
351 	void *aux;
352 	const char *pnp;
353 {
354 	struct scsipibus_attach_args *sa = aux;
355 	struct scsipi_inquiry_pattern *inqbuf;
356 	u_int8_t type;
357 	const char *dtype, *qtype;
358 	char vendor[33], product[65], revision[17];
359 	int target, lun;
360 
361 	if (pnp != NULL)
362 		printf("%s", pnp);
363 
364 	inqbuf = &sa->sa_inqbuf;
365 
366 	target = sa->sa_periph->periph_target;
367 	lun = sa->sa_periph->periph_lun;
368 	type = inqbuf->type & SID_TYPE;
369 
370 	/*
371 	 * Figure out basic device type and qualifier.
372 	 */
373 	dtype = 0;
374 	switch (inqbuf->type & SID_QUAL) {
375 	case SID_QUAL_LU_PRESENT:
376 		qtype = "";
377 		break;
378 
379 	case SID_QUAL_LU_NOTPRESENT:
380 		qtype = " offline";
381 		break;
382 
383 	case SID_QUAL_reserved:
384 	case SID_QUAL_LU_NOT_SUPP:
385 		panic("scsibusprint: impossible qualifier");
386 
387 	default:
388 		qtype = "";
389 		dtype = "vendor-unique";
390 		break;
391 	}
392 	if (dtype == NULL)
393 		dtype = scsipi_dtype(type);
394 
395 	scsipi_strvis(vendor, 33, inqbuf->vendor, 8);
396 	scsipi_strvis(product, 65, inqbuf->product, 16);
397 	scsipi_strvis(revision, 17, inqbuf->revision, 4);
398 
399 	printf(" target %d lun %d: <%s, %s, %s> SCSI%d %d/%s %s%s",
400 	    target, lun, vendor, product, revision,
401 	    sa->scsipi_info.scsi_version & SID_ANSII, type, dtype,
402 	    inqbuf->removable ? "removable" : "fixed", qtype);
403 
404 	return (UNCONF);
405 }
406 
407 const struct scsi_quirk_inquiry_pattern scsi_quirk_patterns[] = {
408 	{{T_CDROM, T_REMOV,
409 	 "CHINON  ", "CD-ROM CDS-431  ", ""},     PQUIRK_NOLUNS},
410 	{{T_CDROM, T_REMOV,
411 	 "Chinon  ", "CD-ROM CDS-525  ", ""},     PQUIRK_NOLUNS},
412 	{{T_CDROM, T_REMOV,
413 	 "CHINON  ", "CD-ROM CDS-535  ", ""},     PQUIRK_NOLUNS},
414 	{{T_CDROM, T_REMOV,
415 	 "DEC     ", "RRD42   (C) DEC ", ""},     PQUIRK_NOLUNS},
416 	{{T_CDROM, T_REMOV,
417 	 "DENON   ", "DRD-25X         ", "V"},    PQUIRK_NOLUNS},
418 	{{T_CDROM, T_REMOV,
419 	 "GENERIC ", "CRD-BP2         ", ""},     PQUIRK_NOLUNS},
420 	{{T_CDROM, T_REMOV,
421 	 "HP      ", "C4324/C4325     ", ""},     PQUIRK_NOLUNS},
422 	{{T_CDROM, T_REMOV,
423 	 "IMS     ", "CDD521/10       ", "2.06"}, PQUIRK_NOLUNS},
424 	{{T_CDROM, T_REMOV,
425 	 "MATSHITA", "CD-ROM CR-5XX   ", "1.0b"}, PQUIRK_NOLUNS},
426 	{{T_CDROM, T_REMOV,
427 	 "MEDAVIS ", "RENO CD-ROMX2A  ", ""},     PQUIRK_NOLUNS},
428 	{{T_CDROM, T_REMOV,
429 	 "MEDIAVIS", "CDR-H93MV       ", "1.3"},  PQUIRK_NOLUNS},
430 	{{T_CDROM, T_REMOV,
431 	 "NEC     ", "CD-ROM DRIVE:55 ", ""},     PQUIRK_NOLUNS},
432 	{{T_CDROM, T_REMOV,
433 	 "NEC     ", "CD-ROM DRIVE:83 ", ""},     PQUIRK_NOLUNS},
434 	{{T_CDROM, T_REMOV,
435 	 "NEC     ", "CD-ROM DRIVE:84 ", ""},     PQUIRK_NOLUNS},
436 	{{T_CDROM, T_REMOV,
437 	 "NEC     ", "CD-ROM DRIVE:841", ""},     PQUIRK_NOLUNS},
438 	{{T_CDROM, T_REMOV,
439 	 "PIONEER ", "CD-ROM DR-124X  ", "1.01"}, PQUIRK_NOLUNS},
440 	{{T_CDROM, T_REMOV,
441 	 "SONY    ", "CD-ROM CDU-541  ", ""},     PQUIRK_NOLUNS},
442 	{{T_CDROM, T_REMOV,
443 	 "SONY    ", "CD-ROM CDU-55S  ", ""},     PQUIRK_NOLUNS},
444 	{{T_CDROM, T_REMOV,
445 	 "SONY    ", "CD-ROM CDU-561  ", ""},     PQUIRK_NOLUNS},
446 	{{T_CDROM, T_REMOV,
447 	 "SONY    ", "CD-ROM CDU-8003A", ""},     PQUIRK_NOLUNS},
448 	{{T_CDROM, T_REMOV,
449 	 "SONY    ", "CD-ROM CDU-8012 ", ""},     PQUIRK_NOLUNS},
450 	{{T_CDROM, T_REMOV,
451 	 "TEAC    ", "CD-ROM          ", "1.06"}, PQUIRK_NOLUNS},
452 	{{T_CDROM, T_REMOV,
453 	 "TEAC    ", "CD-ROM CD-56S   ", "1.0B"}, PQUIRK_NOLUNS},
454 	{{T_CDROM, T_REMOV,
455 	 "TEXEL   ", "CD-ROM          ", "1.06"}, PQUIRK_NOLUNS},
456 	{{T_CDROM, T_REMOV,
457 	 "TEXEL   ", "CD-ROM DM-XX24 K", "1.09"}, PQUIRK_NOLUNS},
458 	{{T_CDROM, T_REMOV,
459 	 "TEXEL   ", "CD-ROM DM-XX24 K", "1.10"}, PQUIRK_NOLUNS},
460 	{{T_CDROM, T_REMOV,
461 	 "TOSHIBA ", "XM-4101TASUNSLCD", "1755"}, PQUIRK_NOLUNS|PQUIRK_NOSYNC},
462 	/* "IBM CDRM00201     !F" 0724 is an IBM OEM Toshiba XM-4101BME */
463 	{{T_CDROM, T_REMOV,
464 	 "IBM     ", "CDRM00201     !F", "0724"}, PQUIRK_NOLUNS|PQUIRK_NOSYNC},
465 	{{T_CDROM, T_REMOV,
466 	 "ShinaKen", "CD-ROM DM-3x1S", "1.04"},   PQUIRK_NOLUNS},
467 	{{T_CDROM, T_REMOV,
468 	 "JVC     ", "R2626",            ""},     PQUIRK_NOLUNS},
469 	{{T_CDROM, T_REMOV,
470 	 "YAMAHA", "CRW8424S",           ""},     PQUIRK_NOLUNS},
471 	{{T_CDROM, T_REMOV,
472 	 "VMware", "Virtual",           "1.0"},
473 				PQUIRK_NOSTARTUNIT|PQUIRK_NODOORLOCK},
474 	{{T_CDROM, T_REMOV,
475 	 "LITE-ON", "LTR-12101B",       "LS38"},  PQUIRK_ONLYBIG},
476 
477 	{{T_DIRECT, T_FIXED,
478 	 "MICROP  ", "1588-15MBSUN0669", ""},     PQUIRK_AUTOSAVE},
479 	{{T_DIRECT, T_FIXED,
480 	 "MICROP  ", "2217-15MQ1091501", ""},     PQUIRK_NOSYNCCACHE},
481 	{{T_OPTICAL, T_REMOV,
482 	 "EPSON   ", "OMD-5010        ", "3.08"}, PQUIRK_NOLUNS},
483 	{{T_DIRECT, T_FIXED,
484 	 "TOSHIBA ","CD-ROM XM-3401TA", "0283"},  PQUIRK_CDROM|PQUIRK_NOLUNS},
485 	{{T_DIRECT, T_FIXED,
486 	 "TOSHIBA ", "CD-ROM DRIVE:XM", "1971"}, PQUIRK_CDROM|PQUIRK_NOLUNS},
487 	{{T_DIRECT, T_FIXED,
488 	 "ADAPTEC ", "AEC-4412BD",       "1.2A"}, PQUIRK_NOMODESENSE},
489 	{{T_DIRECT, T_FIXED,
490 	 "DEC     ", "RZ55     (C) DEC", ""},     PQUIRK_AUTOSAVE},
491 	{{T_DIRECT, T_FIXED,
492 	 "EMULEX  ", "MD21/S2     ESDI", "A00"},  PQUIRK_FORCELUNS|PQUIRK_AUTOSAVE},
493 	/* Gives non-media hardware failure in response to start-unit command */
494 	{{T_DIRECT, T_FIXED,
495 	 "HITACHI", "DK515C",		"CP16"},  PQUIRK_NOSTARTUNIT},
496 	{{T_DIRECT, T_FIXED,
497 	 "HITACHI", "DK515C",		"CP15"},  PQUIRK_NOSTARTUNIT},
498 	{{T_DIRECT, T_FIXED,
499 	 "MICROP",  "1548-15MZ1077801", "HZ2P"},  PQUIRK_NOTAG},
500 	{{T_DIRECT, T_FIXED,
501 	 "HP      ", "C372",             ""},     PQUIRK_NOTAG},
502 	{{T_DIRECT, T_FIXED,
503 	 "IBMRAID ", "0662S",		 ""},     PQUIRK_AUTOSAVE},
504 	{{T_DIRECT, T_FIXED,
505 	 "IBM     ", "0663H",		 ""},     PQUIRK_AUTOSAVE},
506 	{{T_DIRECT, T_FIXED,
507 	 "IBM",	     "0664",		 ""},     PQUIRK_AUTOSAVE},
508 	{{T_DIRECT, T_FIXED,
509 	 "IBM     ", "H3171-S2",	 ""},	  PQUIRK_NOLUNS|PQUIRK_AUTOSAVE},
510 	{{T_DIRECT, T_FIXED,
511 	 "IBM     ", "KZ-C",		 ""},	  PQUIRK_AUTOSAVE},
512 	/* Broken IBM disk */
513 	{{T_DIRECT, T_FIXED,
514 	 ""	   , "DFRSS2F",		 ""},	  PQUIRK_AUTOSAVE},
515 	{{T_DIRECT, T_REMOV,
516 	 "MPL     ", "MC-DISK-        ", ""},     PQUIRK_NOLUNS},
517 	{{T_DIRECT, T_FIXED,
518 	 "MAXTOR  ", "XT-3280         ", ""},     PQUIRK_NOLUNS},
519 	{{T_DIRECT, T_FIXED,
520 	 "MAXTOR  ", "XT-4380S        ", ""},     PQUIRK_NOLUNS},
521 	{{T_DIRECT, T_FIXED,
522 	 "MAXTOR  ", "MXT-1240S       ", ""},     PQUIRK_NOLUNS},
523 	{{T_DIRECT, T_FIXED,
524 	 "MAXTOR  ", "XT-4170S        ", ""},     PQUIRK_NOLUNS},
525 	{{T_DIRECT, T_FIXED,
526 	 "MAXTOR  ", "XT-8760S",         ""},     PQUIRK_NOLUNS},
527 	{{T_DIRECT, T_FIXED,
528 	 "MAXTOR  ", "LXT-213S        ", ""},     PQUIRK_NOLUNS},
529 	{{T_DIRECT, T_FIXED,
530 	 "MAXTOR  ", "LXT-213S SUN0207", ""},     PQUIRK_NOLUNS},
531 	{{T_DIRECT, T_FIXED,
532 	 "MAXTOR  ", "LXT-200S        ", ""},     PQUIRK_NOLUNS},
533 	{{T_DIRECT, T_FIXED,
534 	 "MEGADRV ", "EV1000",           ""},     PQUIRK_NOMODESENSE},
535 	{{T_DIRECT, T_FIXED,
536 	 "MST     ", "SnapLink        ", ""},     PQUIRK_NOLUNS},
537 	{{T_DIRECT, T_FIXED,
538 	 "NEC     ", "D3847           ", "0307"}, PQUIRK_NOLUNS},
539 	{{T_DIRECT, T_FIXED,
540 	 "QUANTUM ", "ELS85S          ", ""},     PQUIRK_AUTOSAVE},
541 	{{T_DIRECT, T_FIXED,
542 	 "QUANTUM ", "LPS525S         ", ""},     PQUIRK_NOLUNS},
543 	{{T_DIRECT, T_FIXED,
544 	 "QUANTUM ", "P105S 910-10-94x", ""},     PQUIRK_NOLUNS},
545 	{{T_DIRECT, T_FIXED,
546 	 "QUANTUM ", "PD1225S         ", ""},     PQUIRK_NOLUNS},
547 	{{T_DIRECT, T_FIXED,
548 	 "QUANTUM ", "PD210S   SUN0207", ""},     PQUIRK_NOLUNS},
549 	{{T_DIRECT, T_FIXED,
550 	 "RODIME  ", "RO3000S         ", ""},     PQUIRK_NOLUNS},
551 	{{T_DIRECT, T_FIXED,
552 	 "SEAGATE ", "ST125N          ", ""},     PQUIRK_NOLUNS},
553 	{{T_DIRECT, T_FIXED,
554 	 "SEAGATE ", "ST157N          ", ""},     PQUIRK_NOLUNS},
555 	{{T_DIRECT, T_FIXED,
556 	 "SEAGATE ", "ST296           ", ""},     PQUIRK_NOLUNS},
557 	{{T_DIRECT, T_FIXED,
558 	 "SEAGATE ", "ST296N          ", ""},     PQUIRK_NOLUNS},
559 	{{T_DIRECT, T_FIXED,
560 	 "SEAGATE ", "ST15150N        ", ""},     PQUIRK_NOTAG},
561 	{{T_DIRECT, T_FIXED,
562 	 "SEAGATE ", "ST19171",          ""},     PQUIRK_NOMODESENSE},
563 	{{T_DIRECT, T_FIXED,
564 	 "SEAGATE ", "ST34501FC       ", ""},     PQUIRK_NOMODESENSE},
565 	{{T_DIRECT, T_FIXED,
566 	 "TOSHIBA ", "MK538FB         ", "6027"}, PQUIRK_NOLUNS},
567 	{{T_DIRECT, T_FIXED,
568 	 "VMware", "Virtual",           "1.0"},
569 				PQUIRK_NOSTARTUNIT|PQUIRK_NODOORLOCK},
570 
571 	{{T_DIRECT, T_REMOV,
572 	 "iomega", "jaz 1GB", 		 ""},	  PQUIRK_NOMODESENSE},
573 	{{T_DIRECT, T_REMOV,
574 	 "IOMEGA", "ZIP 100",		 ""},	  PQUIRK_NOMODESENSE},
575 	{{T_DIRECT, T_REMOV,
576 	 "IOMEGA", "ZIP 100",		 "J.03"}, PQUIRK_NOMODESENSE|PQUIRK_NOLUNS},
577 	/* Letting the motor run kills floppy drives and disks quite fast. */
578 	{{T_DIRECT, T_REMOV,
579 	 "TEAC", "FC-1",		 ""},	  PQUIRK_NOSTARTUNIT},
580 
581 	{{T_DIRECT, T_REMOV,
582 	 "Y-E DATA", "USB-FDU",          "3.04"}, PQUIRK_NOMODESENSE},
583 	{{T_DIRECT, T_REMOV,
584 	 "TEAC", "FD-05PUB",             "1026"}, PQUIRK_NOMODESENSE},
585 	{{T_DIRECT, T_REMOV,
586 	 "M-Sys", "DiskOnKey",           "2.01"}, PQUIRK_NOMODESENSE
587 	      | PQUIRK_NODOORLOCK | PQUIRK_ONLYBIG | PQUIRK_NOBIGMODESENSE},
588 
589 	/* XXX: QIC-36 tape behind Emulex adapter.  Very broken. */
590 	{{T_SEQUENTIAL, T_REMOV,
591 	 "        ", "                ", "    "}, PQUIRK_NOLUNS},
592 	{{T_SEQUENTIAL, T_REMOV,
593 	 "CALIPER ", "CP150           ", ""},     PQUIRK_NOLUNS},
594 	{{T_SEQUENTIAL, T_REMOV,
595 	 "EXABYTE ", "EXB-8200        ", ""},     PQUIRK_NOLUNS},
596 	{{T_SEQUENTIAL, T_REMOV,
597 	 "SONY    ", "GY-10C          ", ""},     PQUIRK_NOLUNS},
598 	{{T_SEQUENTIAL, T_REMOV,
599 	 "SONY    ", "SDT-2000        ", "2.09"}, PQUIRK_NOLUNS},
600 	{{T_SEQUENTIAL, T_REMOV,
601 	 "SONY    ", "SDT-5000        ", "3."},   PQUIRK_NOSYNC|PQUIRK_NOWIDE},
602 	{{T_SEQUENTIAL, T_REMOV,
603 	 "SONY    ", "SDT-5200        ", "3."},   PQUIRK_NOLUNS},
604 	{{T_SEQUENTIAL, T_REMOV,
605 	 "TANDBERG", " TDC 3600       ", ""},     PQUIRK_NOLUNS},
606 	/* Following entry reported as a Tandberg 3600; ref. PR1933 */
607 	{{T_SEQUENTIAL, T_REMOV,
608 	 "ARCHIVE ", "VIPER 150  21247", ""},     PQUIRK_NOLUNS},
609 	/* Following entry for a Cipher ST150S; ref. PR4171 */
610 	{{T_SEQUENTIAL, T_REMOV,
611 	 "ARCHIVE ", "VIPER 1500 21247", "2.2G"}, PQUIRK_NOLUNS},
612 	{{T_SEQUENTIAL, T_REMOV,
613 	 "ARCHIVE ", "Python 28454-XXX", ""},     PQUIRK_NOLUNS},
614 	{{T_SEQUENTIAL, T_REMOV,
615 	 "WANGTEK ", "5099ES SCSI",      ""},     PQUIRK_NOLUNS},
616 	{{T_SEQUENTIAL, T_REMOV,
617 	 "WANGTEK ", "5150ES SCSI",      ""},     PQUIRK_NOLUNS},
618 	{{T_SEQUENTIAL, T_REMOV,
619 	 "WANGTEK ", "SCSI-36",		 ""},     PQUIRK_NOLUNS},
620 	{{T_SEQUENTIAL, T_REMOV,
621 	 "WangDAT ", "Model 1300      ", "02.4"}, PQUIRK_NOSYNC|PQUIRK_NOWIDE},
622 	{{T_SEQUENTIAL, T_REMOV,
623 	 "WangDAT ", "Model 2600      ", "01.7"}, PQUIRK_NOSYNC|PQUIRK_NOWIDE},
624 	{{T_SEQUENTIAL, T_REMOV,
625 	 "WangDAT ", "Model 3200      ", "02.2"}, PQUIRK_NOSYNC|PQUIRK_NOWIDE},
626 	{{T_SEQUENTIAL, T_REMOV,
627 	 "TEAC    ", "MT-2ST/N50      ", ""},     PQUIRK_NOLUNS},
628 
629 	{{T_SCANNER, T_FIXED,
630 	 "RICOH   ", "IS60            ", "1R08"}, PQUIRK_NOLUNS},
631 	{{T_SCANNER, T_FIXED,
632 	 "UMAX    ", "Astra 1200S     ", "V2.9"}, PQUIRK_NOLUNS},
633 	{{T_SCANNER, T_FIXED,
634 	 "UMAX    ", "Astra 1220S     ", ""},     PQUIRK_NOLUNS},
635 	{{T_SCANNER, T_FIXED,
636 	 "UMAX    ", "UMAX S-6E       ", "V2.0"}, PQUIRK_NOLUNS},
637 	{{T_SCANNER, T_FIXED,
638 	 "UMAX    ", "UMAX S-12       ", "V2.1"}, PQUIRK_NOLUNS},
639 	{{T_SCANNER, T_FIXED,
640 	 "ULTIMA  ", "A6000C          ", ""}, PQUIRK_NOLUNS},
641 	{{T_PROCESSOR, T_FIXED,
642 	 "SYMBIOS", "", ""},     PQUIRK_NOLUNS},
643 	{{T_PROCESSOR, T_FIXED,
644 	 "LITRONIC", "PCMCIA          ", ""},     PQUIRK_NOLUNS},
645 	{{T_CHANGER, T_REMOV,
646 	 "SONY    ", "CDL1100         ", ""},     PQUIRK_NOLUNS},
647 	{{T_ENCLOSURE, T_FIXED,
648 	 "SUN     ", "SENA            ", ""}, PQUIRK_NOLUNS},
649 };
650 
651 /*
652  * given a target and lun, ask the device what
653  * it is, and find the correct driver table
654  * entry.
655  */
656 int
657 scsi_probe_device(sc, target, lun)
658 	struct scsibus_softc *sc;
659 	int target, lun;
660 {
661 	struct scsipi_channel *chan = sc->sc_channel;
662 	struct scsipi_periph *periph;
663 	struct scsipi_inquiry_data inqbuf;
664 	struct scsi_quirk_inquiry_pattern *finger;
665 	int checkdtype, priority, docontinue, quirks;
666 	struct scsipibus_attach_args sa;
667 	struct cfdata *cf;
668 
669 	/*
670 	 * Assume no more luns to search after this one.
671 	 * If we successfully get Inquiry data and after
672 	 * merging quirks we find we can probe for more
673 	 * luns, we will.
674 	 */
675 	docontinue = 0;
676 
677 	/* Skip this slot if it is already attached. */
678 	if (scsipi_lookup_periph(chan, target, lun) != NULL)
679 		return (docontinue);
680 
681 	periph = scsipi_alloc_periph(M_NOWAIT);
682 	if (periph == NULL) {
683 #ifdef	DIAGNOSTIC
684 		printf("%s: cannot allocate periph for target %d lun %d\n",
685 		    sc->sc_dev.dv_xname, target, lun);
686 #endif
687 		return (ENOMEM);
688 	}
689 	periph->periph_channel = chan;
690 	periph->periph_switch = &scsi_probe_dev;
691 
692 	periph->periph_target = target;
693 	periph->periph_lun = lun;
694 	periph->periph_quirks = chan->chan_defquirks;
695 
696 #ifdef SCSIPI_DEBUG
697 	if (SCSIPI_DEBUG_TYPE == SCSIPI_BUSTYPE_SCSI &&
698 	    SCSIPI_DEBUG_TARGET == target &&
699 	    SCSIPI_DEBUG_LUN == lun)
700 		periph->periph_dbflags |= SCSIPI_DEBUG_FLAGS;
701 #endif
702 
703 	/*
704 	 * Ask the device what it is
705 	 */
706 	(void) scsipi_test_unit_ready(periph,
707 	    XS_CTL_DISCOVERY | XS_CTL_IGNORE_ILLEGAL_REQUEST |
708 	    XS_CTL_IGNORE_NOT_READY | XS_CTL_IGNORE_MEDIA_CHANGE);
709 
710 #ifdef SCSI_2_DEF
711 	/* some devices need to be told to go to SCSI2 */
712 	/* However some just explode if you tell them this.. leave it out */
713 	scsi_change_def(periph, XS_CTL_DISCOVERY | XS_CTL_SILENT);
714 #endif /* SCSI_2_DEF */
715 
716 	/* Now go ask the device all about itself. */
717 	memset(&inqbuf, 0, sizeof(inqbuf));
718 	if (scsipi_inquire(periph, &inqbuf,
719 	    XS_CTL_DISCOVERY | XS_CTL_DATA_ONSTACK) != 0)
720 		goto bad;
721 	{
722 		u_int8_t *extension = &inqbuf.flags1;
723 		int len = inqbuf.additional_length;
724 		while (len < 3)
725 			extension[len++] = '\0';
726 		while (len < 3 + 28)
727 			extension[len++] = ' ';
728 		while (len < 3 + 28 + 20)
729 			extension[len++] = '\0';
730 		while (len < 3 + 28 + 20 + 1)
731 			extension[len++] = '\0';
732 		while (len < 3 + 28 + 20 + 1 + 1)
733 			extension[len++] = '\0';
734 		while (len < 3 + 28 + 20 + 1 + 1 + (8*2))
735 			extension[len++] = ' ';
736 	}
737 
738 	periph->periph_type = inqbuf.device & SID_TYPE;
739 	if (inqbuf.dev_qual2 & SID_REMOVABLE)
740 		periph->periph_flags |= PERIPH_REMOVABLE;
741 	periph->periph_version = inqbuf.version & SID_ANSII;
742 
743 	/*
744 	 * Any device qualifier that has the top bit set (qualifier&4 != 0)
745 	 * is vendor specific and won't match in this switch.
746 	 * All we do here is throw out bad/negative responses.
747 	 */
748 	checkdtype = 0;
749 	switch (inqbuf.device & SID_QUAL) {
750 	case SID_QUAL_LU_PRESENT:
751 	case SID_QUAL_LU_NOTPRESENT:
752 		checkdtype = 1;
753 		break;
754 
755 	case SID_QUAL_reserved:
756 	case SID_QUAL_LU_NOT_SUPP:
757 		goto bad;
758 
759 	default:
760 		break;
761 	}
762 
763 	/* Let the adapter driver handle the device separatley if it wants. */
764 	if (chan->chan_adapter->adapt_accesschk != NULL &&
765 	    (*chan->chan_adapter->adapt_accesschk)(periph, &sa.sa_inqbuf))
766 		goto bad;
767 
768 	if (checkdtype) {
769 		switch (periph->periph_type) {
770 		case T_DIRECT:
771 		case T_SEQUENTIAL:
772 		case T_PRINTER:
773 		case T_PROCESSOR:
774 		case T_WORM:
775 		case T_CDROM:
776 		case T_SCANNER:
777 		case T_OPTICAL:
778 		case T_CHANGER:
779 		case T_COMM:
780 		case T_IT8_1:
781 		case T_IT8_2:
782 		case T_STORARRAY:
783 		case T_ENCLOSURE:
784 		case T_SIMPLE_DIRECT:
785 		case T_OPTIC_CARD_RW:
786 		case T_OBJECT_STORED:
787 		default:
788 			break;
789 		case T_NODEVICE:
790 			goto bad;
791 		}
792 	}
793 
794 	sa.sa_periph = periph;
795 	sa.sa_inqbuf.type = inqbuf.device;
796 	sa.sa_inqbuf.removable = inqbuf.dev_qual2 & SID_REMOVABLE ?
797 	    T_REMOV : T_FIXED;
798 	sa.sa_inqbuf.vendor = inqbuf.vendor;
799 	sa.sa_inqbuf.product = inqbuf.product;
800 	sa.sa_inqbuf.revision = inqbuf.revision;
801 	sa.scsipi_info.scsi_version = inqbuf.version;
802 	sa.sa_inqptr = &inqbuf;
803 
804 	finger = (struct scsi_quirk_inquiry_pattern *)scsipi_inqmatch(
805 	    &sa.sa_inqbuf, (caddr_t)scsi_quirk_patterns,
806 	    sizeof(scsi_quirk_patterns)/sizeof(scsi_quirk_patterns[0]),
807 	    sizeof(scsi_quirk_patterns[0]), &priority);
808 
809 	if (finger != NULL)
810 		quirks = finger->quirks;
811 	else
812 		quirks = 0;
813 
814 	/*
815 	 * Determine the operating mode capabilities of the device.
816 	 */
817 	if (periph->periph_version >= 2) {
818 		if ((inqbuf.flags3 & SID_CmdQue) != 0 &&
819 		    (quirks & PQUIRK_NOTAG) == 0)
820 			periph->periph_cap |= PERIPH_CAP_TQING;
821 		if ((inqbuf.flags3 & SID_Linked) != 0)
822 			periph->periph_cap |= PERIPH_CAP_LINKCMDS;
823 		if ((inqbuf.flags3 & SID_Sync) != 0 &&
824 		    (quirks & PQUIRK_NOSYNC) == 0)
825 			periph->periph_cap |= PERIPH_CAP_SYNC;
826 		if ((inqbuf.flags3 & SID_WBus16) != 0 &&
827 		    (quirks & PQUIRK_NOWIDE) == 0)
828 			periph->periph_cap |= PERIPH_CAP_WIDE16;
829 		if ((inqbuf.flags3 & SID_WBus32) != 0 &&
830 		    (quirks & PQUIRK_NOWIDE) == 0)
831 			periph->periph_cap |= PERIPH_CAP_WIDE32;
832 		if ((inqbuf.flags3 & SID_SftRe) != 0)
833 			periph->periph_cap |= PERIPH_CAP_SFTRESET;
834 		if ((inqbuf.flags3 & SID_RelAdr) != 0)
835 			periph->periph_cap |= PERIPH_CAP_RELADR;
836 	}
837 
838 	/*
839 	 * Now apply any quirks from the table.
840 	 */
841 	periph->periph_quirks |= quirks;
842 	if (periph->periph_version == 0 &&
843 	    (periph->periph_quirks & PQUIRK_FORCELUNS) == 0)
844 		periph->periph_quirks |= PQUIRK_NOLUNS;
845 
846 	if (periph->periph_quirks & PQUIRK_CDROM) {
847 		periph->periph_quirks ^= PQUIRK_CDROM;
848 		inqbuf.dev_qual2 |= SID_REMOVABLE;
849 		sa.sa_inqbuf.type = inqbuf.device = ((inqbuf.device & ~SID_REMOVABLE) | T_CDROM);
850 		sa.sa_inqbuf.removable = T_REMOV;
851 	}
852 
853 	if ((periph->periph_quirks & PQUIRK_NOLUNS) == 0)
854 		docontinue = 1;
855 
856 	if ((cf = config_search(scsibussubmatch, &sc->sc_dev, &sa)) != NULL) {
857 		scsipi_insert_periph(chan, periph);
858 		/*
859 		 * XXX Can't assign periph_dev here, because we'll
860 		 * XXX need it before config_attach() returns.  Must
861 		 * XXX assign it in periph driver.
862 		 */
863 		(void) config_attach(&sc->sc_dev, cf, &sa, scsibusprint);
864 	} else {
865 		scsibusprint(&sa, sc->sc_dev.dv_xname);
866 		printf(" not configured\n");
867 		goto bad;
868 	}
869 
870 	return (docontinue);
871 
872 bad:
873 	free(periph, M_DEVBUF);
874 	return (docontinue);
875 }
876 
877 /****** Entry points for user control of the SCSI bus. ******/
878 
879 int
880 scsibusopen(dev, flag, fmt, p)
881 	dev_t dev;
882 	int flag, fmt;
883 	struct proc *p;
884 {
885 	struct scsibus_softc *sc;
886 	int error, unit = minor(dev);
887 
888 	if (unit >= scsibus_cd.cd_ndevs ||
889 	    (sc = scsibus_cd.cd_devs[unit]) == NULL)
890 		return (ENXIO);
891 
892 	if (sc->sc_flags & SCSIBUSF_OPEN)
893 		return (EBUSY);
894 
895 	if ((error = scsipi_adapter_addref(sc->sc_channel->chan_adapter)) != 0)
896 		return (error);
897 
898 	sc->sc_flags |= SCSIBUSF_OPEN;
899 
900 	return (0);
901 }
902 
903 int
904 scsibusclose(dev, flag, fmt, p)
905 	dev_t dev;
906 	int flag, fmt;
907 	struct proc *p;
908 {
909 	struct scsibus_softc *sc = scsibus_cd.cd_devs[minor(dev)];
910 
911 	scsipi_adapter_delref(sc->sc_channel->chan_adapter);
912 
913 	sc->sc_flags &= ~SCSIBUSF_OPEN;
914 
915 	return (0);
916 }
917 
918 int
919 scsibusioctl(dev, cmd, addr, flag, p)
920 	dev_t dev;
921 	u_long cmd;
922 	caddr_t addr;
923 	int flag;
924 	struct proc *p;
925 {
926 	struct scsibus_softc *sc = scsibus_cd.cd_devs[minor(dev)];
927 	struct scsipi_channel *chan = sc->sc_channel;
928 	int error;
929 
930 	/*
931 	 * Enforce write permission for ioctls that change the
932 	 * state of the bus.  Host adapter specific ioctls must
933 	 * be checked by the adapter driver.
934 	 */
935 	switch (cmd) {
936 	case SCBUSIOSCAN:
937 	case SCBUSIODETACH:
938 	case SCBUSIORESET:
939 		if ((flag & FWRITE) == 0)
940 			return (EBADF);
941 	}
942 
943 	switch (cmd) {
944 	case SCBUSIOSCAN:
945 	    {
946 		struct scbusioscan_args *a =
947 		    (struct scbusioscan_args *)addr;
948 
949 		error = scsi_probe_bus(sc, a->sa_target, a->sa_lun);
950 		break;
951 	    }
952 
953 	case SCBUSIODETACH:
954 	    {
955 		struct scbusiodetach_args *a =
956 		    (struct scbusiodetach_args *)addr;
957 
958 		error = scsipi_target_detach(chan, a->sa_target, a->sa_lun, 0);
959 		break;
960 	    }
961 
962 
963 	case SCBUSIORESET:
964 		/* FALLTHROUGH */
965 	default:
966 		if (chan->chan_adapter->adapt_ioctl == NULL)
967 			error = ENOTTY;
968 		else
969 			error = (*chan->chan_adapter->adapt_ioctl)(chan,
970 			    cmd, addr, flag, p);
971 		break;
972 	}
973 
974 	return (error);
975 }
976