xref: /netbsd-src/sys/dev/scsipi/scsiconf.c (revision 1ca5c1b28139779176bd5c13ad7c5f25c0bcd5f8)
1 /*	$NetBSD: scsiconf.c,v 1.176 2001/12/29 14:06:18 augustss 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 1.176 2001/12/29 14:06:18 augustss Exp $");
59 
60 #include <sys/param.h>
61 #include <sys/systm.h>
62 #include <sys/kernel.h>
63 #include <sys/proc.h>
64 #include <sys/kthread.h>
65 #include <sys/malloc.h>
66 #include <sys/device.h>
67 #include <sys/conf.h>
68 #include <sys/fcntl.h>
69 #include <sys/scsiio.h>
70 
71 #include <dev/scsipi/scsi_all.h>
72 #include <dev/scsipi/scsipi_all.h>
73 #include <dev/scsipi/scsiconf.h>
74 
75 #include "locators.h"
76 
77 const struct scsipi_periphsw scsi_probe_dev = {
78 	NULL,
79 	NULL,
80 	NULL,
81 	NULL,
82 };
83 
84 int	scsi_probe_device __P((struct scsibus_softc *, int, int));
85 
86 int	scsibusmatch __P((struct device *, struct cfdata *, void *));
87 void	scsibusattach __P((struct device *, struct device *, void *));
88 int	scsibusactivate __P((struct device *, enum devact));
89 int	scsibusdetach __P((struct device *, int flags));
90 
91 int	scsibussubmatch __P((struct device *, struct cfdata *, void *));
92 
93 struct cfattach scsibus_ca = {
94 	sizeof(struct scsibus_softc), scsibusmatch, scsibusattach,
95 	    scsibusdetach, scsibusactivate,
96 };
97 
98 extern struct cfdriver scsibus_cd;
99 
100 int	scsibusprint __P((void *, const char *));
101 void	scsibus_config_interrupts __P((struct device *));
102 
103 cdev_decl(scsibus);
104 
105 const struct scsipi_bustype scsi_bustype = {
106 	SCSIPI_BUSTYPE_SCSI,
107 	scsi_scsipi_cmd,
108 	scsipi_interpret_sense,
109 	scsi_print_addr,
110 	scsi_kill_pending,
111 };
112 
113 int
114 scsiprint(aux, pnp)
115 	void *aux;
116 	const char *pnp;
117 {
118 	struct scsipi_channel *chan = aux;
119 	struct scsipi_adapter *adapt = chan->chan_adapter;
120 
121 	/* only "scsibus"es can attach to "scsi"s; easy. */
122 	if (pnp)
123 		printf("scsibus at %s", pnp);
124 
125 	/* don't print channel if the controller says there can be only one. */
126 	if (adapt->adapt_nchannels != 1)
127 		printf(" channel %d", chan->chan_channel);
128 
129 	return (UNCONF);
130 }
131 
132 int
133 scsibusmatch(parent, cf, aux)
134 	struct device *parent;
135 	struct cfdata *cf;
136 	void *aux;
137 {
138 	struct scsipi_channel *chan = aux;
139 
140 	if (chan->chan_bustype->bustype_type != SCSIPI_BUSTYPE_SCSI)
141 		return 0;
142 
143 	if (cf->cf_loc[SCSICF_CHANNEL] != chan->chan_channel &&
144 	    cf->cf_loc[SCSICF_CHANNEL] != SCSICF_CHANNEL_DEFAULT)
145 		return (0);
146 
147 	return (1);
148 }
149 
150 void
151 scsibusattach(parent, self, aux)
152 	struct device *parent, *self;
153 	void *aux;
154 {
155 	struct scsibus_softc *sc = (void *) self;
156 	struct scsipi_channel *chan = aux;
157 
158 	sc->sc_channel = chan;
159 
160 	/* Initialize the channel structure first */
161 	if (scsipi_channel_init(chan)) {
162 		printf(": failed to init channel\n");
163 		return;
164 	}
165 
166 	printf(": %d targets, %d luns per target\n",
167 	    chan->chan_ntargets, chan->chan_nluns);
168 
169 
170 	/*
171 	 * Defer configuration of the children until interrupts
172 	 * are enabled.
173 	 */
174 	config_interrupts(self, scsibus_config_interrupts);
175 }
176 
177 void
178 scsibus_config_interrupts(self)
179 	struct device *self;
180 {
181 	struct scsibus_softc *sc = (void *) self;
182 
183 #ifndef SCSI_DELAY
184 #define SCSI_DELAY 2
185 #endif
186 
187 	if ((sc->sc_channel->chan_flags & SCSIPI_CHAN_NOSETTLE) == 0 &&
188 	    SCSI_DELAY > 0) {
189 		printf("%s: waiting %d seconds for devices to settle...\n",
190 		    self->dv_xname, SCSI_DELAY);
191 		/* ...an identifier we know no one will use... */
192 		(void) tsleep(scsibus_config_interrupts, PRIBIO,
193 		    "scsidly", SCSI_DELAY * hz);
194 	}
195 
196 	scsi_probe_bus(sc, -1, -1);
197 }
198 
199 int
200 scsibussubmatch(parent, cf, aux)
201 	struct device *parent;
202 	struct cfdata *cf;
203 	void *aux;
204 {
205 	struct scsipibus_attach_args *sa = aux;
206 	struct scsipi_periph *periph = sa->sa_periph;
207 
208 	if (cf->cf_loc[SCSIBUSCF_TARGET] != SCSIBUSCF_TARGET_DEFAULT &&
209 	    cf->cf_loc[SCSIBUSCF_TARGET] != periph->periph_target)
210 		return (0);
211 	if (cf->cf_loc[SCSIBUSCF_LUN] != SCSIBUSCF_LUN_DEFAULT &&
212 	    cf->cf_loc[SCSIBUSCF_LUN] != periph->periph_lun)
213 		return (0);
214 	return ((*cf->cf_attach->ca_match)(parent, cf, aux));
215 }
216 
217 int
218 scsibusactivate(self, act)
219 	struct device *self;
220 	enum devact act;
221 {
222 	struct scsibus_softc *sc = (void *) self;
223 	struct scsipi_channel *chan = sc->sc_channel;
224 	struct scsipi_periph *periph;
225 	int target, lun, error = 0, s;
226 
227 	s = splbio();
228 	switch (act) {
229 	case DVACT_ACTIVATE:
230 		error = EOPNOTSUPP;
231 		break;
232 
233 	case DVACT_DEACTIVATE:
234 		for (target = 0; target < chan->chan_ntargets;
235 		     target++) {
236 			if (target == chan->chan_id)
237 				continue;
238 			for (lun = 0; lun < chan->chan_nluns; lun++) {
239 				periph = scsipi_lookup_periph(chan,
240 				    target, lun);
241 				if (periph == NULL)
242 					continue;
243 				error = config_deactivate(periph->periph_dev);
244 				if (error)
245 					goto out;
246 			}
247 		}
248 		break;
249 	}
250  out:
251 	splx(s);
252 	return (error);
253 }
254 
255 int
256 scsibusdetach(self, flags)
257 	struct device *self;
258 	int flags;
259 {
260 	struct scsibus_softc *sc = (void *) self;
261 	struct scsipi_channel *chan = sc->sc_channel;
262 
263 	/*
264 	 * Shut down the channel.
265 	 */
266 	scsipi_channel_shutdown(chan);
267 
268 	/*
269 	 * Now detach all of the periphs.
270 	 */
271 	return scsipi_target_detach(chan, -1, -1, flags);
272 }
273 
274 /*
275  * Probe the requested scsi bus. It must be already set up.
276  * target and lun optionally narrow the search if not -1
277  */
278 int
279 scsi_probe_bus(sc, target, lun)
280 	struct scsibus_softc *sc;
281 	int target, lun;
282 {
283 	struct scsipi_channel *chan = sc->sc_channel;
284 	int maxtarget, mintarget, maxlun, minlun;
285 	int error;
286 
287 	if (target == -1) {
288 		maxtarget = chan->chan_ntargets - 1;
289 		mintarget = 0;
290 	} else {
291 		if (target < 0 || target >= chan->chan_ntargets)
292 			return (EINVAL);
293 		maxtarget = mintarget = target;
294 	}
295 
296 	if (lun == -1) {
297 		maxlun = chan->chan_nluns - 1;
298 		minlun = 0;
299 	} else {
300 		if (lun < 0 || lun >= chan->chan_nluns)
301 			return (EINVAL);
302 		maxlun = minlun = lun;
303 	}
304 
305 	/*
306 	 * Some HBAs provide an abstracted view of the bus; give them an
307 	 * oppertunity to re-scan it before we do.
308 	 */
309 	if (chan->chan_adapter->adapt_ioctl != NULL)
310 		(*chan->chan_adapter->adapt_ioctl)(chan, SCBUSIOLLSCAN, NULL,
311 		    0, curproc);
312 
313 	if ((error = scsipi_adapter_addref(chan->chan_adapter)) != 0)
314 		return (error);
315 	for (target = mintarget; target <= maxtarget; target++) {
316 		if (target == chan->chan_id)
317 			continue;
318 		for (lun = minlun; lun <= maxlun; lun++) {
319 			/*
320 			 * See if there's a device present, and configure it.
321 			 */
322 			if (scsi_probe_device(sc, target, lun) == 0)
323 				break;
324 			/* otherwise something says we should look further */
325 		}
326 
327 		/*
328 		 * Now that we've discovered all of the LUNs on this
329 		 * I_T Nexus, update the xfer mode for all of them
330 		 * that we know about.
331 		 */
332 		scsipi_set_xfer_mode(chan, target, 1);
333 	}
334 	scsipi_adapter_delref(chan->chan_adapter);
335 	return (0);
336 }
337 
338 /*
339  * Print out autoconfiguration information for a subdevice.
340  *
341  * This is a slight abuse of 'standard' autoconfiguration semantics,
342  * because 'print' functions don't normally print the colon and
343  * device information.  However, in this case that's better than
344  * either printing redundant information before the attach message,
345  * or having the device driver call a special function to print out
346  * the standard device information.
347  */
348 int
349 scsibusprint(aux, pnp)
350 	void *aux;
351 	const char *pnp;
352 {
353 	struct scsipibus_attach_args *sa = aux;
354 	struct scsipi_inquiry_pattern *inqbuf;
355 	u_int8_t type;
356 	const char *dtype, *qtype;
357 	char vendor[33], product[65], revision[17];
358 	int target, lun;
359 
360 	if (pnp != NULL)
361 		printf("%s", pnp);
362 
363 	inqbuf = &sa->sa_inqbuf;
364 
365 	target = sa->sa_periph->periph_target;
366 	lun = sa->sa_periph->periph_lun;
367 	type = inqbuf->type & SID_TYPE;
368 
369 	/*
370 	 * Figure out basic device type and qualifier.
371 	 */
372 	dtype = 0;
373 	switch (inqbuf->type & SID_QUAL) {
374 	case SID_QUAL_LU_PRESENT:
375 		qtype = "";
376 		break;
377 
378 	case SID_QUAL_LU_NOTPRESENT:
379 		qtype = " offline";
380 		break;
381 
382 	case SID_QUAL_reserved:
383 	case SID_QUAL_LU_NOT_SUPP:
384 		panic("scsibusprint: impossible qualifier");
385 
386 	default:
387 		qtype = "";
388 		dtype = "vendor-unique";
389 		break;
390 	}
391 	if (dtype == NULL)
392 		dtype = scsipi_dtype(type);
393 
394 	scsipi_strvis(vendor, 33, inqbuf->vendor, 8);
395 	scsipi_strvis(product, 65, inqbuf->product, 16);
396 	scsipi_strvis(revision, 17, inqbuf->revision, 4);
397 
398 	printf(" target %d lun %d: <%s, %s, %s> SCSI%d %d/%s %s%s",
399 	    target, lun, vendor, product, revision,
400 	    sa->scsipi_info.scsi_version & SID_ANSII, type, dtype,
401 	    inqbuf->removable ? "removable" : "fixed", qtype);
402 
403 	return (UNCONF);
404 }
405 
406 const struct scsi_quirk_inquiry_pattern scsi_quirk_patterns[] = {
407 	{{T_CDROM, T_REMOV,
408 	 "CHINON  ", "CD-ROM CDS-431  ", ""},     PQUIRK_NOLUNS},
409 	{{T_CDROM, T_REMOV,
410 	 "Chinon  ", "CD-ROM CDS-525  ", ""},     PQUIRK_NOLUNS},
411 	{{T_CDROM, T_REMOV,
412 	 "CHINON  ", "CD-ROM CDS-535  ", ""},     PQUIRK_NOLUNS},
413 	{{T_CDROM, T_REMOV,
414 	 "DEC     ", "RRD42   (C) DEC ", ""},     PQUIRK_NOLUNS},
415 	{{T_CDROM, T_REMOV,
416 	 "DENON   ", "DRD-25X         ", "V"},    PQUIRK_NOLUNS},
417 	{{T_CDROM, T_REMOV,
418 	 "GENERIC ", "CRD-BP2         ", ""},     PQUIRK_NOLUNS},
419 	{{T_CDROM, T_REMOV,
420 	 "HP      ", "C4324/C4325     ", ""},     PQUIRK_NOLUNS},
421 	{{T_CDROM, T_REMOV,
422 	 "IMS     ", "CDD521/10       ", "2.06"}, PQUIRK_NOLUNS},
423 	{{T_CDROM, T_REMOV,
424 	 "MATSHITA", "CD-ROM CR-5XX   ", "1.0b"}, PQUIRK_NOLUNS},
425 	{{T_CDROM, T_REMOV,
426 	 "MEDAVIS ", "RENO CD-ROMX2A  ", ""},     PQUIRK_NOLUNS},
427 	{{T_CDROM, T_REMOV,
428 	 "MEDIAVIS", "CDR-H93MV       ", "1.3"},  PQUIRK_NOLUNS},
429 	{{T_CDROM, T_REMOV,
430 	 "NEC     ", "CD-ROM DRIVE:55 ", ""},     PQUIRK_NOLUNS},
431 	{{T_CDROM, T_REMOV,
432 	 "NEC     ", "CD-ROM DRIVE:83 ", ""},     PQUIRK_NOLUNS},
433 	{{T_CDROM, T_REMOV,
434 	 "NEC     ", "CD-ROM DRIVE:84 ", ""},     PQUIRK_NOLUNS},
435 	{{T_CDROM, T_REMOV,
436 	 "NEC     ", "CD-ROM DRIVE:841", ""},     PQUIRK_NOLUNS},
437 	{{T_CDROM, T_REMOV,
438 	 "PIONEER ", "CD-ROM DR-124X  ", "1.01"}, PQUIRK_NOLUNS},
439 	{{T_CDROM, T_REMOV,
440 	 "SONY    ", "CD-ROM CDU-541  ", ""},     PQUIRK_NOLUNS},
441 	{{T_CDROM, T_REMOV,
442 	 "SONY    ", "CD-ROM CDU-55S  ", ""},     PQUIRK_NOLUNS},
443 	{{T_CDROM, T_REMOV,
444 	 "SONY    ", "CD-ROM CDU-561  ", ""},     PQUIRK_NOLUNS},
445 	{{T_CDROM, T_REMOV,
446 	 "SONY    ", "CD-ROM CDU-8003A", ""},     PQUIRK_NOLUNS},
447 	{{T_CDROM, T_REMOV,
448 	 "SONY    ", "CD-ROM CDU-8012 ", ""},     PQUIRK_NOLUNS},
449 	{{T_CDROM, T_REMOV,
450 	 "TEAC    ", "CD-ROM          ", "1.06"}, PQUIRK_NOLUNS},
451 	{{T_CDROM, T_REMOV,
452 	 "TEAC    ", "CD-ROM CD-56S   ", "1.0B"}, PQUIRK_NOLUNS},
453 	{{T_CDROM, T_REMOV,
454 	 "TEXEL   ", "CD-ROM          ", "1.06"}, PQUIRK_NOLUNS},
455 	{{T_CDROM, T_REMOV,
456 	 "TEXEL   ", "CD-ROM DM-XX24 K", "1.09"}, PQUIRK_NOLUNS},
457 	{{T_CDROM, T_REMOV,
458 	 "TEXEL   ", "CD-ROM DM-XX24 K", "1.10"}, PQUIRK_NOLUNS},
459 	{{T_CDROM, T_REMOV,
460 	 "TOSHIBA ", "XM-4101TASUNSLCD", "1755"}, PQUIRK_NOLUNS|PQUIRK_NOSYNC},
461 	/* "IBM CDRM00201     !F" 0724 is an IBM OEM Toshiba XM-4101BME */
462 	{{T_CDROM, T_REMOV,
463 	 "IBM     ", "CDRM00201     !F", "0724"}, PQUIRK_NOLUNS|PQUIRK_NOSYNC},
464 	{{T_CDROM, T_REMOV,
465 	 "ShinaKen", "CD-ROM DM-3x1S",   "1.04"}, PQUIRK_NOLUNS},
466 	{{T_CDROM, T_REMOV,
467 	 "JVC     ", "R2626",            ""},     PQUIRK_NOLUNS},
468 	{{T_CDROM, T_REMOV,
469 	 "YAMAHA", "CRW8424S",           ""},     PQUIRK_NOLUNS},
470 	{{T_CDROM, T_REMOV,
471 	 "VMware", "Virtual",            "1.0"},
472 				PQUIRK_NOSTARTUNIT|PQUIRK_NODOORLOCK},
473 
474 	{{T_DIRECT, T_FIXED,
475 	 "MICROP  ", "1588-15MBSUN0669", ""},     PQUIRK_AUTOSAVE},
476 	{{T_DIRECT, T_FIXED,
477 	 "MICROP  ", "2217-15MQ1091501", ""},     PQUIRK_NOSYNCCACHE},
478 	{{T_OPTICAL, T_REMOV,
479 	 "EPSON   ", "OMD-5010        ", "3.08"}, PQUIRK_NOLUNS},
480 	{{T_DIRECT, T_FIXED,
481 	 "TOSHIBA ","CD-ROM XM-3401TA",  "0283"}, PQUIRK_CDROM|PQUIRK_NOLUNS},
482 	{{T_DIRECT, T_FIXED,
483 	 "TOSHIBA ", "CD-ROM DRIVE:XM",  "1971"}, PQUIRK_CDROM|PQUIRK_NOLUNS},
484 	{{T_DIRECT, T_FIXED,
485 	 "ADAPTEC ", "AEC-4412BD",       "1.2A"}, PQUIRK_NOMODESENSE},
486 	{{T_DIRECT, T_FIXED,
487 	 "ADAPTEC ", "ACB-4000",         ""},     PQUIRK_FORCELUNS|PQUIRK_AUTOSAVE|PQUIRK_NOMODESENSE},
488 	{{T_DIRECT, T_FIXED,
489 	 "DEC     ", "RZ55     (C) DEC", ""},     PQUIRK_AUTOSAVE},
490 	{{T_DIRECT, T_FIXED,
491 	 "EMULEX  ", "MD21/S2     ESDI", "A00"},
492 				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",	 ""},
510 				PQUIRK_NOLUNS|PQUIRK_AUTOSAVE},
511 	{{T_DIRECT, T_FIXED,
512 	 "IBM     ", "KZ-C",		 ""},	  PQUIRK_AUTOSAVE},
513 	/* Broken IBM disk */
514 	{{T_DIRECT, T_FIXED,
515 	 ""	   , "DFRSS2F",		 ""},	  PQUIRK_AUTOSAVE},
516 	{{T_DIRECT, T_REMOV,
517 	 "MPL     ", "MC-DISK-        ", ""},     PQUIRK_NOLUNS},
518 	{{T_DIRECT, T_FIXED,
519 	 "MAXTOR  ", "XT-3280         ", ""},     PQUIRK_NOLUNS},
520 	{{T_DIRECT, T_FIXED,
521 	 "MAXTOR  ", "XT-4380S        ", ""},     PQUIRK_NOLUNS},
522 	{{T_DIRECT, T_FIXED,
523 	 "MAXTOR  ", "MXT-1240S       ", ""},     PQUIRK_NOLUNS},
524 	{{T_DIRECT, T_FIXED,
525 	 "MAXTOR  ", "XT-4170S        ", ""},     PQUIRK_NOLUNS},
526 	{{T_DIRECT, T_FIXED,
527 	 "MAXTOR  ", "XT-8760S",         ""},     PQUIRK_NOLUNS},
528 	{{T_DIRECT, T_FIXED,
529 	 "MAXTOR  ", "LXT-213S        ", ""},     PQUIRK_NOLUNS},
530 	{{T_DIRECT, T_FIXED,
531 	 "MAXTOR  ", "LXT-213S SUN0207", ""},     PQUIRK_NOLUNS},
532 	{{T_DIRECT, T_FIXED,
533 	 "MAXTOR  ", "LXT-200S        ", ""},     PQUIRK_NOLUNS},
534 	{{T_DIRECT, T_FIXED,
535 	 "MEGADRV ", "EV1000",           ""},     PQUIRK_NOMODESENSE},
536 	{{T_DIRECT, T_FIXED,
537 	 "MST     ", "SnapLink        ", ""},     PQUIRK_NOLUNS},
538 	{{T_DIRECT, T_FIXED,
539 	 "NEC     ", "D3847           ", "0307"}, PQUIRK_NOLUNS},
540 	{{T_DIRECT, T_FIXED,
541 	 "QUANTUM ", "ELS85S          ", ""},     PQUIRK_AUTOSAVE},
542 	{{T_DIRECT, T_FIXED,
543 	 "QUANTUM ", "LPS525S         ", ""},     PQUIRK_NOLUNS},
544 	{{T_DIRECT, T_FIXED,
545 	 "QUANTUM ", "P105S 910-10-94x", ""},     PQUIRK_NOLUNS},
546 	{{T_DIRECT, T_FIXED,
547 	 "QUANTUM ", "PD1225S         ", ""},     PQUIRK_NOLUNS},
548 	{{T_DIRECT, T_FIXED,
549 	 "QUANTUM ", "PD210S   SUN0207", ""},     PQUIRK_NOLUNS},
550 	{{T_DIRECT, T_FIXED,
551 	 "RODIME  ", "RO3000S         ", ""},     PQUIRK_NOLUNS},
552 	{{T_DIRECT, T_FIXED,
553 	 "SEAGATE ", "ST125N          ", ""},     PQUIRK_NOLUNS},
554 	{{T_DIRECT, T_FIXED,
555 	 "SEAGATE ", "ST157N          ", ""},     PQUIRK_NOLUNS},
556 	{{T_DIRECT, T_FIXED,
557 	 "SEAGATE ", "ST296           ", ""},     PQUIRK_NOLUNS},
558 	{{T_DIRECT, T_FIXED,
559 	 "SEAGATE ", "ST296N          ", ""},     PQUIRK_NOLUNS},
560 	{{T_DIRECT, T_FIXED,
561 	 "SEAGATE ", "ST15150N        ", ""},     PQUIRK_NOTAG},
562 	{{T_DIRECT, T_FIXED,
563 	 "SEAGATE ", "ST19171",          ""},     PQUIRK_NOMODESENSE},
564 	{{T_DIRECT, T_FIXED,
565 	 "SEAGATE ", "ST32430N",         ""},     PQUIRK_CAP_SYNC},
566 	{{T_DIRECT, T_FIXED,
567 	 "SEAGATE ", "ST34501FC       ", ""},     PQUIRK_NOMODESENSE},
568 	{{T_DIRECT, T_FIXED,
569 	 "TOSHIBA ", "MK538FB         ", "6027"}, PQUIRK_NOLUNS},
570 	{{T_DIRECT, T_FIXED,
571 	 "VMware", "Virtual",           "1.0"},
572 				PQUIRK_NOSTARTUNIT|PQUIRK_NODOORLOCK},
573 	{{T_DIRECT, T_FIXED,	/* XXX move to umass */
574 	 "Maxtor 4", "D080H4",           "DAH0"}, PQUIRK_NOMODESENSE},
575 
576 	{{T_DIRECT, T_REMOV,
577 	 "iomega", "jaz 1GB", 		 ""},	  PQUIRK_NOMODESENSE},
578 	{{T_DIRECT, T_REMOV,
579 	 "IOMEGA", "ZIP 100",		 ""},	  PQUIRK_NOMODESENSE},
580 	{{T_DIRECT, T_REMOV,
581 	 "IOMEGA", "ZIP 100",		 "J.03"},
582 				PQUIRK_NOMODESENSE|PQUIRK_NOLUNS},
583 	/* Letting the motor run kills floppy drives and disks quite fast. */
584 	{{T_DIRECT, T_REMOV,
585 	 "TEAC", "FC-1",		 ""},	  PQUIRK_NOSTARTUNIT},
586 	{{T_DIRECT, T_REMOV,
587 	 "INSITE", "I325VM",             ""},
588 				PQUIRK_NOLUNS|PQUIRK_NODOORLOCK},
589 
590 	/* XXX: QIC-36 tape behind Emulex adapter.  Very broken. */
591 	{{T_SEQUENTIAL, T_REMOV,
592 	 "        ", "                ", "    "}, PQUIRK_NOLUNS},
593 	{{T_SEQUENTIAL, T_REMOV,
594 	 "EMULEX  ", "MT-02 QIC       ", ""},     PQUIRK_NOLUNS},
595 	{{T_SEQUENTIAL, T_REMOV,
596 	 "CALIPER ", "CP150           ", ""},     PQUIRK_NOLUNS},
597 	{{T_SEQUENTIAL, T_REMOV,
598 	 "EXABYTE ", "EXB-8200        ", ""},     PQUIRK_NOLUNS},
599 	{{T_SEQUENTIAL, T_REMOV,
600 	 "SONY    ", "GY-10C          ", ""},     PQUIRK_NOLUNS},
601 	{{T_SEQUENTIAL, T_REMOV,
602 	 "SONY    ", "SDT-2000        ", "2.09"}, PQUIRK_NOLUNS},
603 	{{T_SEQUENTIAL, T_REMOV,
604 	 "SONY    ", "SDT-5000        ", "3."},   PQUIRK_NOSYNC|PQUIRK_NOWIDE},
605 	{{T_SEQUENTIAL, T_REMOV,
606 	 "SONY    ", "SDT-5200        ", "3."},   PQUIRK_NOLUNS},
607 	{{T_SEQUENTIAL, T_REMOV,
608 	 "TANDBERG", " TDC 3600       ", ""},     PQUIRK_NOLUNS},
609 	/* Following entry reported as a Tandberg 3600; ref. PR1933 */
610 	{{T_SEQUENTIAL, T_REMOV,
611 	 "ARCHIVE ", "VIPER 150  21247", ""},     PQUIRK_NOLUNS},
612 	/* Following entry for a Cipher ST150S; ref. PR4171 */
613 	{{T_SEQUENTIAL, T_REMOV,
614 	 "ARCHIVE ", "VIPER 1500 21247", "2.2G"}, PQUIRK_NOLUNS},
615 	{{T_SEQUENTIAL, T_REMOV,
616 	 "ARCHIVE ", "Python 28454-XXX", ""},     PQUIRK_NOLUNS},
617 	{{T_SEQUENTIAL, T_REMOV,
618 	 "WANGTEK ", "5099ES SCSI",      ""},     PQUIRK_NOLUNS},
619 	{{T_SEQUENTIAL, T_REMOV,
620 	 "WANGTEK ", "5150ES SCSI",      ""},     PQUIRK_NOLUNS},
621 	{{T_SEQUENTIAL, T_REMOV,
622 	 "WANGTEK ", "SCSI-36",		 ""},     PQUIRK_NOLUNS},
623 	{{T_SEQUENTIAL, T_REMOV,
624 	 "WangDAT ", "Model 1300      ", "02.4"}, PQUIRK_NOSYNC|PQUIRK_NOWIDE},
625 	{{T_SEQUENTIAL, T_REMOV,
626 	 "WangDAT ", "Model 2600      ", "01.7"}, PQUIRK_NOSYNC|PQUIRK_NOWIDE},
627 	{{T_SEQUENTIAL, T_REMOV,
628 	 "WangDAT ", "Model 3200      ", "02.2"}, PQUIRK_NOSYNC|PQUIRK_NOWIDE},
629 	{{T_SEQUENTIAL, T_REMOV,
630 	 "TEAC    ", "MT-2ST/N50      ", ""},     PQUIRK_NOLUNS},
631 
632 	{{T_SCANNER, T_FIXED,
633 	 "RICOH   ", "IS60            ", "1R08"}, PQUIRK_NOLUNS},
634 	{{T_SCANNER, T_FIXED,
635 	 "UMAX    ", "Astra 1200S     ", "V2.9"}, PQUIRK_NOLUNS},
636 	{{T_SCANNER, T_FIXED,
637 	 "UMAX    ", "Astra 1220S     ", ""},     PQUIRK_NOLUNS},
638 	{{T_SCANNER, T_FIXED,
639 	 "UMAX    ", "UMAX S-6E       ", "V2.0"}, PQUIRK_NOLUNS},
640 	{{T_SCANNER, T_FIXED,
641 	 "UMAX    ", "UMAX S-12       ", "V2.1"}, PQUIRK_NOLUNS},
642 	{{T_SCANNER, T_FIXED,
643 	 "ULTIMA  ", "A6000C          ", ""},     PQUIRK_NOLUNS},
644 	{{T_PROCESSOR, T_FIXED,
645 	 "SYMBIOS",  "",                 ""},     PQUIRK_NOLUNS},
646 	{{T_PROCESSOR, T_FIXED,
647 	 "LITRONIC", "PCMCIA          ", ""},     PQUIRK_NOLUNS},
648 	{{T_CHANGER, T_REMOV,
649 	 "SONY    ", "CDL1100         ", ""},     PQUIRK_NOLUNS},
650 	{{T_ENCLOSURE, T_FIXED,
651 	 "SUN     ", "SENA            ", ""},     PQUIRK_NOLUNS},
652 };
653 
654 /*
655  * given a target and lun, ask the device what
656  * it is, and find the correct driver table
657  * entry.
658  */
659 int
660 scsi_probe_device(sc, target, lun)
661 	struct scsibus_softc *sc;
662 	int target, lun;
663 {
664 	struct scsipi_channel *chan = sc->sc_channel;
665 	struct scsipi_periph *periph;
666 	struct scsipi_inquiry_data inqbuf;
667 	struct scsi_quirk_inquiry_pattern *finger;
668 	int checkdtype, priority, docontinue, quirks;
669 	struct scsipibus_attach_args sa;
670 	struct cfdata *cf;
671 
672 	/*
673 	 * Assume no more luns to search after this one.
674 	 * If we successfully get Inquiry data and after
675 	 * merging quirks we find we can probe for more
676 	 * luns, we will.
677 	 */
678 	docontinue = 0;
679 
680 	/* Skip this slot if it is already attached. */
681 	if (scsipi_lookup_periph(chan, target, lun) != NULL)
682 		return (docontinue);
683 
684 	periph = scsipi_alloc_periph(M_NOWAIT);
685 	if (periph == NULL) {
686 #ifdef	DIAGNOSTIC
687 		printf("%s: cannot allocate periph for target %d lun %d\n",
688 		    sc->sc_dev.dv_xname, target, lun);
689 #endif
690 		return (ENOMEM);
691 	}
692 	periph->periph_channel = chan;
693 	periph->periph_switch = &scsi_probe_dev;
694 
695 	periph->periph_target = target;
696 	periph->periph_lun = lun;
697 	periph->periph_quirks = chan->chan_defquirks;
698 
699 #ifdef SCSIPI_DEBUG
700 	if (SCSIPI_DEBUG_TYPE == SCSIPI_BUSTYPE_SCSI &&
701 	    SCSIPI_DEBUG_TARGET == target &&
702 	    SCSIPI_DEBUG_LUN == lun)
703 		periph->periph_dbflags |= SCSIPI_DEBUG_FLAGS;
704 #endif
705 
706 	/*
707 	 * Ask the device what it is
708 	 */
709 	(void) scsipi_test_unit_ready(periph,
710 	    XS_CTL_DISCOVERY | XS_CTL_IGNORE_ILLEGAL_REQUEST |
711 	    XS_CTL_IGNORE_NOT_READY | XS_CTL_IGNORE_MEDIA_CHANGE);
712 
713 #ifdef SCSI_2_DEF
714 	/* some devices need to be told to go to SCSI2 */
715 	/* However some just explode if you tell them this.. leave it out */
716 	scsi_change_def(periph, XS_CTL_DISCOVERY | XS_CTL_SILENT);
717 #endif /* SCSI_2_DEF */
718 
719 	/* Now go ask the device all about itself. */
720 	memset(&inqbuf, 0, sizeof(inqbuf));
721 	if (scsipi_inquire(periph, &inqbuf,
722 	    XS_CTL_DISCOVERY | XS_CTL_DATA_ONSTACK) != 0)
723 		goto bad;
724 	{
725 		u_int8_t *extension = &inqbuf.flags1;
726 		int len = inqbuf.additional_length;
727 		while (len < 3)
728 			extension[len++] = '\0';
729 		while (len < 3 + 28)
730 			extension[len++] = ' ';
731 		while (len < 3 + 28 + 20)
732 			extension[len++] = '\0';
733 		while (len < 3 + 28 + 20 + 1)
734 			extension[len++] = '\0';
735 		while (len < 3 + 28 + 20 + 1 + 1)
736 			extension[len++] = '\0';
737 		while (len < 3 + 28 + 20 + 1 + 1 + (8*2))
738 			extension[len++] = ' ';
739 	}
740 
741 	periph->periph_type = inqbuf.device & SID_TYPE;
742 	if (inqbuf.dev_qual2 & SID_REMOVABLE)
743 		periph->periph_flags |= PERIPH_REMOVABLE;
744 	periph->periph_version = inqbuf.version & SID_ANSII;
745 
746 	/*
747 	 * Any device qualifier that has the top bit set (qualifier&4 != 0)
748 	 * is vendor specific and won't match in this switch.
749 	 * All we do here is throw out bad/negative responses.
750 	 */
751 	checkdtype = 0;
752 	switch (inqbuf.device & SID_QUAL) {
753 	case SID_QUAL_LU_PRESENT:
754 	case SID_QUAL_LU_NOTPRESENT:
755 		checkdtype = 1;
756 		break;
757 
758 	case SID_QUAL_reserved:
759 	case SID_QUAL_LU_NOT_SUPP:
760 		goto bad;
761 
762 	default:
763 		break;
764 	}
765 
766 	/* Let the adapter driver handle the device separatley if it wants. */
767 	if (chan->chan_adapter->adapt_accesschk != NULL &&
768 	    (*chan->chan_adapter->adapt_accesschk)(periph, &sa.sa_inqbuf))
769 		goto bad;
770 
771 	if (checkdtype) {
772 		switch (periph->periph_type) {
773 		case T_DIRECT:
774 		case T_SEQUENTIAL:
775 		case T_PRINTER:
776 		case T_PROCESSOR:
777 		case T_WORM:
778 		case T_CDROM:
779 		case T_SCANNER:
780 		case T_OPTICAL:
781 		case T_CHANGER:
782 		case T_COMM:
783 		case T_IT8_1:
784 		case T_IT8_2:
785 		case T_STORARRAY:
786 		case T_ENCLOSURE:
787 		case T_SIMPLE_DIRECT:
788 		case T_OPTIC_CARD_RW:
789 		case T_OBJECT_STORED:
790 		default:
791 			break;
792 		case T_NODEVICE:
793 			goto bad;
794 		}
795 	}
796 
797 	sa.sa_periph = periph;
798 	sa.sa_inqbuf.type = inqbuf.device;
799 	sa.sa_inqbuf.removable = inqbuf.dev_qual2 & SID_REMOVABLE ?
800 	    T_REMOV : T_FIXED;
801 	sa.sa_inqbuf.vendor = inqbuf.vendor;
802 	sa.sa_inqbuf.product = inqbuf.product;
803 	sa.sa_inqbuf.revision = inqbuf.revision;
804 	sa.scsipi_info.scsi_version = inqbuf.version;
805 	sa.sa_inqptr = &inqbuf;
806 
807 	finger = (struct scsi_quirk_inquiry_pattern *)scsipi_inqmatch(
808 	    &sa.sa_inqbuf, (caddr_t)scsi_quirk_patterns,
809 	    sizeof(scsi_quirk_patterns)/sizeof(scsi_quirk_patterns[0]),
810 	    sizeof(scsi_quirk_patterns[0]), &priority);
811 
812 	if (finger != NULL)
813 		quirks = finger->quirks;
814 	else
815 		quirks = 0;
816 
817 	/*
818 	 * Determine the operating mode capabilities of the device.
819 	 */
820 	if (periph->periph_version >= 2) {
821 		if ((inqbuf.flags3 & SID_CmdQue) != 0 &&
822 		    (quirks & PQUIRK_NOTAG) == 0)
823 			periph->periph_cap |= PERIPH_CAP_TQING;
824 		if ((inqbuf.flags3 & SID_Linked) != 0)
825 			periph->periph_cap |= PERIPH_CAP_LINKCMDS;
826 		if ((inqbuf.flags3 & SID_Sync) != 0 &&
827 		    (quirks & PQUIRK_NOSYNC) == 0)
828 			periph->periph_cap |= PERIPH_CAP_SYNC;
829 		if ((inqbuf.flags3 & SID_WBus16) != 0 &&
830 		    (quirks & PQUIRK_NOWIDE) == 0)
831 			periph->periph_cap |= PERIPH_CAP_WIDE16;
832 		if ((inqbuf.flags3 & SID_WBus32) != 0 &&
833 		    (quirks & PQUIRK_NOWIDE) == 0)
834 			periph->periph_cap |= PERIPH_CAP_WIDE32;
835 		if ((inqbuf.flags3 & SID_SftRe) != 0)
836 			periph->periph_cap |= PERIPH_CAP_SFTRESET;
837 		if ((inqbuf.flags3 & SID_RelAdr) != 0)
838 			periph->periph_cap |= PERIPH_CAP_RELADR;
839 	} else {
840 		if (quirks & PQUIRK_CAP_SYNC)
841 			periph->periph_cap |= PERIPH_CAP_SYNC;
842 	}
843 
844 	/*
845 	 * Now apply any quirks from the table.
846 	 */
847 	periph->periph_quirks |= quirks;
848 	if (periph->periph_version == 0 &&
849 	    (periph->periph_quirks & PQUIRK_FORCELUNS) == 0)
850 		periph->periph_quirks |= PQUIRK_NOLUNS;
851 
852 	if (periph->periph_quirks & PQUIRK_CDROM) {
853 		periph->periph_quirks ^= PQUIRK_CDROM;
854 		inqbuf.dev_qual2 |= SID_REMOVABLE;
855 		sa.sa_inqbuf.type = inqbuf.device =
856 		    ((inqbuf.device & ~SID_REMOVABLE) | T_CDROM);
857 		sa.sa_inqbuf.removable = T_REMOV;
858 	}
859 
860 	if ((periph->periph_quirks & PQUIRK_NOLUNS) == 0)
861 		docontinue = 1;
862 
863 	if ((cf = config_search(scsibussubmatch, &sc->sc_dev, &sa)) != NULL) {
864 		scsipi_insert_periph(chan, periph);
865 		/*
866 		 * XXX Can't assign periph_dev here, because we'll
867 		 * XXX need it before config_attach() returns.  Must
868 		 * XXX assign it in periph driver.
869 		 */
870 		(void) config_attach(&sc->sc_dev, cf, &sa, scsibusprint);
871 	} else {
872 		scsibusprint(&sa, sc->sc_dev.dv_xname);
873 		printf(" not configured\n");
874 		goto bad;
875 	}
876 
877 	return (docontinue);
878 
879 bad:
880 	free(periph, M_DEVBUF);
881 	return (docontinue);
882 }
883 
884 /****** Entry points for user control of the SCSI bus. ******/
885 
886 int
887 scsibusopen(dev, flag, fmt, p)
888 	dev_t dev;
889 	int flag, fmt;
890 	struct proc *p;
891 {
892 	struct scsibus_softc *sc;
893 	int error, unit = minor(dev);
894 
895 	if (unit >= scsibus_cd.cd_ndevs ||
896 	    (sc = scsibus_cd.cd_devs[unit]) == NULL)
897 		return (ENXIO);
898 
899 	if (sc->sc_flags & SCSIBUSF_OPEN)
900 		return (EBUSY);
901 
902 	if ((error = scsipi_adapter_addref(sc->sc_channel->chan_adapter)) != 0)
903 		return (error);
904 
905 	sc->sc_flags |= SCSIBUSF_OPEN;
906 
907 	return (0);
908 }
909 
910 int
911 scsibusclose(dev, flag, fmt, p)
912 	dev_t dev;
913 	int flag, fmt;
914 	struct proc *p;
915 {
916 	struct scsibus_softc *sc = scsibus_cd.cd_devs[minor(dev)];
917 
918 	scsipi_adapter_delref(sc->sc_channel->chan_adapter);
919 
920 	sc->sc_flags &= ~SCSIBUSF_OPEN;
921 
922 	return (0);
923 }
924 
925 int
926 scsibusioctl(dev, cmd, addr, flag, p)
927 	dev_t dev;
928 	u_long cmd;
929 	caddr_t addr;
930 	int flag;
931 	struct proc *p;
932 {
933 	struct scsibus_softc *sc = scsibus_cd.cd_devs[minor(dev)];
934 	struct scsipi_channel *chan = sc->sc_channel;
935 	int error;
936 
937 	/*
938 	 * Enforce write permission for ioctls that change the
939 	 * state of the bus.  Host adapter specific ioctls must
940 	 * be checked by the adapter driver.
941 	 */
942 	switch (cmd) {
943 	case SCBUSIOSCAN:
944 	case SCBUSIODETACH:
945 	case SCBUSIORESET:
946 		if ((flag & FWRITE) == 0)
947 			return (EBADF);
948 	}
949 
950 	switch (cmd) {
951 	case SCBUSIOSCAN:
952 	    {
953 		struct scbusioscan_args *a =
954 		    (struct scbusioscan_args *)addr;
955 
956 		error = scsi_probe_bus(sc, a->sa_target, a->sa_lun);
957 		break;
958 	    }
959 
960 	case SCBUSIODETACH:
961 	    {
962 		struct scbusiodetach_args *a =
963 		    (struct scbusiodetach_args *)addr;
964 
965 		error = scsipi_target_detach(chan, a->sa_target, a->sa_lun, 0);
966 		break;
967 	    }
968 
969 
970 	case SCBUSIORESET:
971 		/* FALLTHROUGH */
972 	default:
973 		if (chan->chan_adapter->adapt_ioctl == NULL)
974 			error = ENOTTY;
975 		else
976 			error = (*chan->chan_adapter->adapt_ioctl)(chan,
977 			    cmd, addr, flag, p);
978 		break;
979 	}
980 
981 	return (error);
982 }
983