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atapiconf.c revision 1.44
      1 /*	$NetBSD: atapiconf.c,v 1.44 2001/12/02 22:44:33 bouyer Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1996 Manuel Bouyer.  All rights reserved.
      5  *
      6  * Redistribution and use in source and binary forms, with or without
      7  * modification, are permitted provided that the following conditions
      8  * are met:
      9  * 1. Redistributions of source code must retain the above copyright
     10  *    notice, this list of conditions and the following disclaimer.
     11  * 2. Redistributions in binary form must reproduce the above copyright
     12  *    notice, this list of conditions and the following disclaimer in the
     13  *    documentation and/or other materials provided with the distribution.
     14  * 3. All advertising materials mentioning features or use of this software
     15  *    must display the following acknowledgement:
     16  *	This product includes software developed by Manuel Bouyer.
     17  * 4. The name of the author may not be used to endorse or promote products
     18  *    derived from this software without specific prior written permission.
     19  *
     20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     21  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     22  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     23  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     24  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     25  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     26  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     27  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     28  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     29  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 #include <sys/cdefs.h>
     33 __KERNEL_RCSID(0, "$NetBSD: atapiconf.c,v 1.44 2001/12/02 22:44:33 bouyer Exp $");
     34 
     35 #include <sys/param.h>
     36 #include <sys/systm.h>
     37 #include <sys/malloc.h>
     38 #include <sys/device.h>
     39 #include <sys/buf.h>
     40 #include <sys/proc.h>
     41 #include <sys/kthread.h>
     42 
     43 #include <dev/ata/atavar.h>
     44 #include <dev/scsipi/scsipi_all.h>
     45 #include <dev/scsipi/scsipiconf.h>
     46 #include <dev/scsipi/atapiconf.h>
     47 
     48 #include "locators.h"
     49 
     50 #define SILENT_PRINTF(flags,string) if (!(flags & A_SILENT)) printf string
     51 #define MAX_TARGET 1
     52 
     53 const struct scsipi_periphsw atapi_probe_periphsw = {
     54 	NULL,
     55 	NULL,
     56 	NULL,
     57 	NULL,
     58 };
     59 
     60 int	atapibusmatch __P((struct device *, struct cfdata *, void *));
     61 void	atapibusattach __P((struct device *, struct device *, void *));
     62 int	atapibusactivate __P((struct device *, enum devact));
     63 int	atapibusdetach __P((struct device *, int flags));
     64 
     65 int	atapibussubmatch __P((struct device *, struct cfdata *, void *));
     66 
     67 int	atapi_probe_bus __P((struct atapibus_softc *, int));
     68 
     69 struct cfattach atapibus_ca = {
     70 	sizeof(struct atapibus_softc), atapibusmatch, atapibusattach,
     71 	atapibusdetach, atapibusactivate,
     72 };
     73 
     74 extern struct cfdriver atapibus_cd;
     75 
     76 int atapibusprint __P((void *, const char *));
     77 
     78 const struct scsi_quirk_inquiry_pattern atapi_quirk_patterns[] = {
     79 	{{T_CDROM, T_REMOV,
     80 	 "ALPS ELECTRIC CO.,LTD. DC544C", "", "SW03D"},	PQUIRK_NOTUR},
     81 	{{T_CDROM, T_REMOV,
     82 	 "BCD-16X 1997-04-25", "", "VER 2.2"},	PQUIRK_NOSTARTUNIT},
     83 	{{T_CDROM, T_REMOV,
     84 	 "BCD-24X 1997-06-27", "", "VER 2.0"},	PQUIRK_NOSTARTUNIT},
     85 	{{T_CDROM, T_REMOV,
     86 	 "CR-2801TE", "", "1.07"},		PQUIRK_NOSENSE},
     87 	{{T_CDROM, T_REMOV,
     88 	 "CREATIVECD3630E", "", "AC101"},	PQUIRK_NOSENSE},
     89 	{{T_CDROM, T_REMOV,
     90 	 "FX320S", "", "q01"},			PQUIRK_NOSENSE},
     91 	{{T_CDROM, T_REMOV,
     92 	 "GCD-R580B", "", "1.00"},		PQUIRK_LITTLETOC},
     93 	{{T_CDROM, T_REMOV,
     94 	 "HITACHI CDR-7730", "", "0008a"},      PQUIRK_NOSENSE},
     95 	{{T_CDROM, T_REMOV,
     96 	 "MATSHITA CR-574", "", "1.02"},	PQUIRK_NOCAPACITY},
     97 	{{T_CDROM, T_REMOV,
     98 	 "MATSHITA CR-574", "", "1.06"},	PQUIRK_NOCAPACITY},
     99 	{{T_CDROM, T_REMOV,
    100 	 "Memorex CRW-2642", "", "1.0g"},	PQUIRK_NOSENSE},
    101 	{{T_CDROM, T_REMOV,
    102 	 "NEC                 CD-ROM DRIVE:273", "", "4.21"}, PQUIRK_NOTUR},
    103 	{{T_CDROM, T_REMOV,
    104 	 "SANYO CRD-256P", "", "1.02"},		PQUIRK_NOCAPACITY},
    105 	{{T_CDROM, T_REMOV,
    106 	 "SANYO CRD-254P", "", "1.02"},		PQUIRK_NOCAPACITY},
    107 	{{T_CDROM, T_REMOV,
    108 	 "SANYO CRD-S54P", "", "1.08"},		PQUIRK_NOCAPACITY},
    109 	{{T_CDROM, T_REMOV,
    110 	 "CD-ROM  CDR-S1", "", "1.70"},		PQUIRK_NOCAPACITY}, /* Sanyo */
    111 	{{T_CDROM, T_REMOV,
    112 	 "CD-ROM  CDR-N16", "", "1.25"},	PQUIRK_NOCAPACITY}, /* Sanyo */
    113 	{{T_CDROM, T_REMOV,
    114 	 "UJDCD8730", "", "1.14"},		PQUIRK_NODOORLOCK}, /* Acer */
    115 	{{T_DIRECT, T_REMOV,		/* Panasonic MultiMediaCard */
    116 	  "04DA", "1B00", "0010"},		PQUIRK_BYTE5_ZERO |
    117 	 					PQUIRK_NO_FLEX_PAGE },
    118 	{{T_DIRECT, T_REMOV,		/* ZiO! MultiMediaCard */
    119 	  "eUSB", "MultiMediaCard", ""},	PQUIRK_NO_FLEX_PAGE },
    120 };
    121 
    122 int
    123 atapiprint(aux, pnp)
    124 	void *aux;
    125 	const char *pnp;
    126 {
    127 	struct scsipi_channel *chan = aux;
    128 	if (pnp)
    129 		printf("atapibus at %s", pnp);
    130 	printf(" channel %d", chan->chan_channel);
    131 	return (UNCONF);
    132 }
    133 
    134 int
    135 atapibusmatch(parent, cf, aux)
    136 	struct device *parent;
    137 	struct cfdata *cf;
    138 	void *aux;
    139 {
    140 	struct scsipi_channel *chan = aux;
    141 
    142 	if (chan == NULL)
    143 		return (0);
    144 
    145 	if (chan->chan_bustype->bustype_type != SCSIPI_BUSTYPE_ATAPI)
    146 		return (0);
    147 
    148 	if (cf->cf_loc[ATAPICF_CHANNEL] != chan->chan_channel &&
    149 	    cf->cf_loc[ATAPICF_CHANNEL] != ATAPICF_CHANNEL_DEFAULT)
    150 		return (0);
    151 
    152 	return (1);
    153 }
    154 
    155 int
    156 atapibussubmatch(parent, cf, aux)
    157 	struct device *parent;
    158 	struct cfdata *cf;
    159 	void *aux;
    160 {
    161 	struct scsipibus_attach_args *sa = aux;
    162 	struct scsipi_periph *periph = sa->sa_periph;
    163 
    164 	if (cf->cf_loc[ATAPIBUSCF_DRIVE] != ATAPIBUSCF_DRIVE_DEFAULT &&
    165 	    cf->cf_loc[ATAPIBUSCF_DRIVE] != periph->periph_target)
    166 		return (0);
    167 	return ((*cf->cf_attach->ca_match)(parent, cf, aux));
    168 }
    169 
    170 void
    171 atapibusattach(parent, self, aux)
    172 	struct device *parent, *self;
    173 	void *aux;
    174 {
    175 	struct atapibus_softc *sc = (void *) self;
    176 	struct scsipi_channel *chan = aux;
    177 
    178 	sc->sc_channel = chan;
    179 
    180 	/* ATAPI has no LUNs. */
    181 	chan->chan_nluns = 1;
    182 	printf(": %d targets\n", chan->chan_ntargets);
    183 
    184 	/* Initialize the channel. */
    185 	scsipi_channel_init(chan);
    186 
    187 	/* Probe the bus for devices. */
    188 	atapi_probe_bus(sc, -1);
    189 }
    190 
    191 int
    192 atapibusactivate(self, act)
    193 	struct device *self;
    194 	enum devact act;
    195 {
    196 	struct atapibus_softc *sc = (void *) self;
    197 	struct scsipi_channel *chan = sc->sc_channel;
    198 	struct scsipi_periph *periph;
    199 	int target, error = 0, s;
    200 
    201 	s = splbio();
    202 	switch (act) {
    203 	case DVACT_ACTIVATE:
    204 		error = EOPNOTSUPP;
    205 		break;
    206 
    207 	case DVACT_DEACTIVATE:
    208 		for (target = 0; target < chan->chan_ntargets; target++) {
    209 			periph = scsipi_lookup_periph(chan, target, 0);
    210 			if (periph == NULL)
    211 				continue;
    212 			error = config_deactivate(periph->periph_dev);
    213 			if (error)
    214 				goto out;
    215 		}
    216 		break;
    217 	}
    218  out:
    219 	splx(s);
    220 	return (error);
    221 }
    222 
    223 int
    224 atapibusdetach(self, flags)
    225 	struct device *self;
    226 	int flags;
    227 {
    228 	struct atapibus_softc *sc = (void *)self;
    229 	struct scsipi_channel *chan = sc->sc_channel;
    230 	struct scsipi_periph *periph;
    231 	int target, error;
    232 
    233 	/*
    234 	 * Shut down the channel.
    235 	 */
    236 	scsipi_channel_shutdown(chan);
    237 
    238 	/*
    239 	 * Now detach all of the periphs.
    240 	 */
    241 	for (target = 0; target < chan->chan_ntargets; target++) {
    242 		periph = scsipi_lookup_periph(chan, target, 0);
    243 		if (periph == NULL)
    244 			continue;
    245 		error = config_detach(periph->periph_dev, flags);
    246 		if (error)
    247 			return (error);
    248 
    249 		scsipi_remove_periph(chan, periph);
    250 		free(periph, M_DEVBUF);
    251 	}
    252 	return (0);
    253 }
    254 
    255 int
    256 atapi_probe_bus(sc, target)
    257 	struct atapibus_softc *sc;
    258 	int target;
    259 {
    260 	struct scsipi_channel *chan = sc->sc_channel;
    261 	int maxtarget, mintarget;
    262 	int error;
    263 	struct atapi_adapter *atapi_adapter;
    264 
    265 	if (target == -1) {
    266 		maxtarget = 1;
    267 		mintarget = 0;
    268 	} else {
    269 		if (target < 0 || target >= chan->chan_ntargets)
    270 			return (ENXIO);
    271 		maxtarget = mintarget = target;
    272 	}
    273 
    274 	if ((error = scsipi_adapter_addref(chan->chan_adapter)) != 0)
    275 		return (error);
    276 	atapi_adapter = (struct atapi_adapter*)chan->chan_adapter;
    277 	for (target = mintarget; target <= maxtarget; target++)
    278 		atapi_adapter->atapi_probe_device(sc, target);
    279 	scsipi_adapter_delref(chan->chan_adapter);
    280 	return (0);
    281 }
    282 
    283 void *
    284 atapi_probe_device(sc, target, periph, sa)
    285 	struct atapibus_softc *sc;
    286 	int target;
    287 	struct scsipi_periph *periph;
    288 	struct scsipibus_attach_args *sa;
    289 {
    290 	struct scsipi_channel *chan = sc->sc_channel;
    291 	struct scsi_quirk_inquiry_pattern *finger;
    292 	struct cfdata *cf;
    293 	int priority, quirks;
    294 
    295 	finger = (struct scsi_quirk_inquiry_pattern *)scsipi_inqmatch(
    296 	    &sa->sa_inqbuf, (caddr_t)atapi_quirk_patterns,
    297 	    sizeof(atapi_quirk_patterns) /
    298 	        sizeof(atapi_quirk_patterns[0]),
    299 	    sizeof(atapi_quirk_patterns[0]), &priority);
    300 
    301 	if (finger != NULL)
    302 		quirks = finger->quirks;
    303 	else
    304 		quirks = 0;
    305 
    306 	/*
    307 	 * Now apply any quirks from the table.
    308 	 */
    309 	periph->periph_quirks |= quirks;
    310 
    311 	if ((cf = config_search(atapibussubmatch, &sc->sc_dev,
    312 	    sa)) != 0) {
    313 		scsipi_insert_periph(chan, periph);
    314 		/*
    315 		 * XXX Can't assign periph_dev here, because we'll
    316 		 * XXX need it before config_attach() returns.  Must
    317 		 * XXX assign it in periph driver.
    318 		 */
    319 		return config_attach(&sc->sc_dev, cf, sa,
    320 		    atapibusprint);
    321 	} else {
    322 		atapibusprint(sa, sc->sc_dev.dv_xname);
    323 		printf(" not configured\n");
    324 		free(periph, M_DEVBUF);
    325 		return NULL;
    326 	}
    327 }
    328 
    329 int
    330 atapibusprint(aux, pnp)
    331 	void *aux;
    332 	const char *pnp;
    333 {
    334 	struct scsipibus_attach_args *sa = aux;
    335 	struct scsipi_inquiry_pattern *inqbuf;
    336 	char *dtype;
    337 
    338 	if (pnp != NULL)
    339 		printf("%s", pnp);
    340 
    341 	inqbuf = &sa->sa_inqbuf;
    342 
    343 	dtype = scsipi_dtype(inqbuf->type & SID_TYPE);
    344 	printf(" drive %d: <%s, %s, %s> type %d %s %s",
    345 	    sa->sa_periph->periph_target ,inqbuf->vendor,
    346 	    inqbuf->product, inqbuf->revision, inqbuf->type, dtype,
    347 	    inqbuf->removable ? "removable" : "fixed");
    348 	return (UNCONF);
    349 }
    350