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atapiconf.c revision 1.13
      1 /*	$NetBSD: atapiconf.c,v 1.13 1998/10/12 16:09:24 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/types.h>
     33 #include <sys/param.h>
     34 #include <sys/systm.h>
     35 #include <sys/malloc.h>
     36 #include <sys/device.h>
     37 #include <sys/buf.h>
     38 #include <sys/proc.h>
     39 
     40 #include <dev/ata/atareg.h>
     41 #include <dev/ata/atavar.h>
     42 #include <dev/scsipi/scsipi_all.h>
     43 #include <dev/scsipi/atapi_all.h>
     44 #include <dev/scsipi/scsipiconf.h>
     45 #include <dev/scsipi/atapiconf.h>
     46 
     47 #include "locators.h"
     48 
     49 #define SILENT_PRINTF(flags,string) if (!(flags & A_SILENT)) printf string
     50 
     51 struct atapibus_softc {
     52 	struct device sc_dev;
     53 	struct scsipi_link *adapter_link;	/* proto supplied by adapter */
     54 	struct scsipi_link **sc_link;		/* dynamically allocated */
     55 	struct ata_drive_datas *sc_drvs;	/* array supplied by adapter */
     56 };
     57 
     58 int	atapibusmatch __P((struct device *, struct cfdata *, void *));
     59 int	atapibussubmatch __P((struct device *, struct cfdata *, void *));
     60 void	atapibusattach __P((struct device *, struct device *, void *));
     61 int	atapiprint __P((void *, const char *));
     62 
     63 int	atapi_probe_bus __P((int, int));
     64 void	atapi_probedev __P((struct atapibus_softc *, int ));
     65 
     66 struct cfattach atapibus_ca = {
     67 	sizeof(struct atapibus_softc), atapibusmatch, atapibusattach
     68 };
     69 
     70 extern struct cfdriver atapibus_cd;
     71 
     72 int atapibusprint __P((void *, const char *));
     73 
     74 struct scsi_quirk_inquiry_pattern atapi_quirk_patterns[] = {
     75 	{{T_CDROM, T_REMOV,
     76 	 "GCD-R580B", "", "1.00"},                ADEV_LITTLETOC}, /* Goldstar */
     77 	{{T_CDROM, T_REMOV,
     78 	 "SANYO CRD-256P", "", "1.02"},           ADEV_NOCAPACITY},
     79 	{{T_CDROM, T_REMOV,
     80 	 "SANYO CRD-254P", "", "1.02"},           ADEV_NOCAPACITY},
     81 	{{T_CDROM, T_REMOV,
     82 	 "SANYO CRD-S54P", "", "1.08"},           ADEV_NOCAPACITY},
     83 	{{T_CDROM, T_REMOV,
     84 	 "CD-ROM  CDR-S1", "", "1.70"},           ADEV_NOCAPACITY}, /* Sanyo */
     85 	{{T_CDROM, T_REMOV,
     86 	 "CD-ROM  CDR-N16", "", "1.25"},          ADEV_NOCAPACITY}, /* Sanyo */
     87 	{{T_CDROM, T_REMOV,
     88 	 "UJDCD8730", "", "1.14"},                ADEV_NODOORLOCK}, /* Acer */
     89 	{{T_CDROM, T_REMOV,
     90 	 "ALPS ELECTRIC CO.,LTD. DC544C", "", "SW03D"}, ADEV_NOTUR},
     91 	{{T_CDROM, T_REMOV,
     92 	 "NEC                 CD-ROM DRIVE:273", "", "4.21"}, ADEV_NOTUR},
     93 	{{T_CDROM, T_REMOV,
     94 	 "MATSHITA CR-574", "", "1.06"},          ADEV_NOCAPACITY},
     95 	{{T_CDROM, T_REMOV,
     96 	 "MATSHITA CR-574", "", "1.02"},          ADEV_NOCAPACITY},
     97 };
     98 
     99 int
    100 atapibusmatch(parent, cf, aux)
    101 	struct device *parent;
    102 	struct cfdata *cf;
    103 	void *aux;
    104 {
    105 	struct ata_atapi_attach *aa_link = aux;
    106 
    107 	if (aa_link == NULL)
    108 		return (0);
    109 	if (aa_link->aa_type != T_ATAPI)
    110 		return (0);
    111 	if (cf->cf_loc[ATAPICF_CHANNEL] != aa_link->aa_channel &&
    112 	    cf->cf_loc[ATAPICF_CHANNEL] != ATAPICF_CHANNEL_DEFAULT)
    113 	    return 0;
    114 	return (1);
    115 }
    116 
    117 int
    118 atapibussubmatch(parent, cf, aux)
    119 	struct device *parent;
    120 	struct cfdata *cf;
    121 	void *aux;
    122 {
    123 	struct scsipibus_attach_args *sa = aux;
    124 	struct scsipi_link *sc_link = sa->sa_sc_link;
    125 
    126 	if (cf->cf_loc[ATAPIBUSCF_DRIVE] != ATAPIBUSCF_DRIVE_DEFAULT &&
    127 	    cf->cf_loc[ATAPIBUSCF_DRIVE] != sc_link->scsipi_atapi.drive)
    128 		return (0);
    129 	return ((*cf->cf_attach->ca_match)(parent, cf, aux));
    130 }
    131 
    132 #if 0
    133 void
    134 atapi_fixquirk(sc_link)
    135 	struct scsipi_link *ad_link;
    136 {
    137 	struct ataparams *id = &ad_link->id;
    138 	struct atapi_quirk_inquiry_pattern *quirk;
    139 
    140 	/*
    141 	 * Clean up the model name, serial and revision numbers.
    142 	 */
    143 	btrim(id->model, sizeof(id->model));
    144 	btrim(id->serial_number, sizeof(id->serial_number));
    145 	btrim(id->firmware_revision, sizeof(id->firmware_revision));
    146 }
    147 #endif
    148 
    149 void
    150 atapibusattach(parent, self, aux)
    151 	struct device *parent, *self;
    152 	void *aux;
    153 {
    154 	struct atapibus_softc *sc_ab = (struct atapibus_softc *)self;
    155 	struct ata_atapi_attach *aa_link = aux;
    156 	struct scsipi_link *sc_link_proto;
    157 	int nbytes;
    158 
    159 	printf("\n");
    160 
    161 	/* Initialize shared data. */
    162 	scsipi_init();
    163 
    164 	sc_link_proto = malloc(sizeof(struct scsipi_link),
    165 	    M_DEVBUF, M_NOWAIT);
    166 	if (sc_link_proto == NULL)
    167 	    printf("atapibusattach : can't allocate scsipi link proto\n");
    168 	memset(sc_link_proto, 0, sizeof(struct scsipi_link));
    169 
    170 	sc_link_proto->type = BUS_ATAPI;
    171 	sc_link_proto->openings = aa_link->aa_openings;
    172 	sc_link_proto->scsipi_atapi.channel = aa_link->aa_channel;
    173 	sc_link_proto->adapter_softc = parent;
    174 	sc_link_proto->adapter = aa_link->aa_bus_private;
    175 	sc_link_proto->scsipi_atapi.atapibus = sc_ab->sc_dev.dv_unit;
    176 	sc_link_proto->scsipi_cmd = atapi_scsipi_cmd;
    177 	sc_link_proto->scsipi_interpret_sense = atapi_interpret_sense;
    178 	sc_link_proto->sc_print_addr = atapi_print_addr;
    179 
    180 
    181 	sc_ab->adapter_link = sc_link_proto;
    182 	sc_ab->sc_drvs = aa_link->aa_drv_data;
    183 
    184 	nbytes = 2 * sizeof(struct scsipi_link **);
    185 	sc_ab->sc_link = (struct scsipi_link **)malloc(nbytes, M_DEVBUF,
    186 	    M_NOWAIT);
    187 	if (sc_ab->sc_link == NULL)
    188 		panic("scsibusattach: can't allocate target links");
    189 	memset(sc_ab->sc_link, 0, nbytes);
    190 	atapi_probe_bus(sc_ab->sc_dev.dv_unit, -1);
    191 }
    192 
    193 int
    194 atapi_probe_bus(bus, target)
    195 	int bus, target;
    196 {
    197 	int maxtarget, mintarget;
    198 	struct atapibus_softc *atapi;
    199 
    200 	if (bus < 0 || bus >= atapibus_cd.cd_ndevs)
    201 		return (ENXIO);
    202 	atapi = atapibus_cd.cd_devs[bus];
    203 	if (atapi == NULL)
    204 		return (ENXIO);
    205 
    206 	if (target == -1) {
    207 		maxtarget = 1;
    208 		mintarget = 0;
    209 	} else {
    210 		if (target < 0 || target > 1)
    211 			return (ENXIO);
    212 		maxtarget = mintarget = target;
    213 	}
    214 	for (target = mintarget; target <= maxtarget; target++)
    215 		atapi_probedev(atapi, target);
    216 	return (0);
    217 }
    218 
    219 void
    220 atapi_probedev(atapi, target)
    221 	struct atapibus_softc *atapi;
    222 	int target;
    223 {
    224 	struct scsipi_link *sc_link;
    225 	struct scsipibus_attach_args sa;
    226 	struct ataparams ids;
    227 	struct ataparams *id = &ids;
    228 	struct ata_drive_datas *drvp = &atapi->sc_drvs[target];
    229 	struct cfdata *cf;
    230 	struct scsi_quirk_inquiry_pattern *finger;
    231 	int priority;
    232 	char serial_number[20], model[40], firmware_revision[8];
    233 
    234 	/* skip if already attached */
    235 	if (atapi->sc_link[target])
    236 		return;
    237 
    238 	if (wdc_atapi_get_params(atapi->adapter_link, target,
    239 	    SCSI_POLL|SCSI_NOSLEEP, id) == COMPLETE) {
    240 #ifdef ATAPI_DEBUG_PROBE
    241 		printf("%s drive %d: cmdsz 0x%x drqtype 0x%x\n",
    242 		    atapi->sc_dev.dv_xname, target,
    243 		    id->config.cmd_drq_rem & ATAPI_PACKET_SIZE_MASK,
    244 		    id->config.cmd_drq_rem & ATAPI_DRQ_MASK);
    245 #endif
    246 		/*
    247 		 * Allocate a device link and try and attach
    248 		 * a driver to this device.  If we fail, free
    249 		 * the link.
    250 		 */
    251 		sc_link = malloc(sizeof(*sc_link), M_DEVBUF, M_NOWAIT);
    252 		if (sc_link == NULL) {
    253 			printf("%s: can't allocate link for drive %d\n",
    254 			    atapi->sc_dev.dv_xname, target);
    255 			return;
    256 		}
    257 		/* Fill in link. */
    258 		*sc_link = *atapi->adapter_link;
    259 		sc_link->scsipi_atapi.drive = target;
    260 		sc_link->device = NULL;
    261 #if defined(SCSIDEBUG) && DEBUGTYPE == BUS_ATAPI
    262 		if (DEBUGTARGET == -1 || target == DEBUGTARGET)
    263 			sc_link->flags |= DEBUGLEVEL;
    264 #endif /* SCSIDEBUG */
    265 		if ((id->atap_config & ATAPI_CFG_CMD_MASK) == ATAPI_CFG_CMD_16)
    266 			sc_link->scsipi_atapi.cap |= ACAP_LEN;
    267 		sc_link->scsipi_atapi.cap |=
    268 		    (id->atap_config & ATAPI_CFG_DRQ_MASK);
    269 		sa.sa_sc_link = sc_link;
    270 		sa.sa_inqbuf.type =  ATAPI_CFG_TYPE(id->atap_config);
    271 		sa.sa_inqbuf.removable =
    272 		    id->atap_config & ATAPI_CFG_REMOV ? T_REMOV : T_FIXED;
    273 		if (sa.sa_inqbuf.removable)
    274 			sc_link->flags |= SDEV_REMOVABLE;
    275 		scsipi_strvis(model, 40, id->atap_model, 40);
    276 		scsipi_strvis(serial_number, 20, id->atap_serial, 20);
    277 		scsipi_strvis(firmware_revision, 8, id->atap_revision, 8);
    278 		sa.sa_inqbuf.vendor = model;
    279 		sa.sa_inqbuf.product = serial_number;
    280 		sa.sa_inqbuf.revision = firmware_revision;
    281 
    282 		finger = (struct scsi_quirk_inquiry_pattern *)scsipi_inqmatch(
    283 		    &sa.sa_inqbuf, (caddr_t)atapi_quirk_patterns,
    284 		    sizeof(atapi_quirk_patterns) /
    285 		        sizeof(atapi_quirk_patterns[0]),
    286 		    sizeof(atapi_quirk_patterns[0]), &priority);
    287 		if (priority != 0)
    288 			sc_link->quirks |= finger->quirks;
    289 
    290 		if ((cf = config_search(atapibussubmatch, &atapi->sc_dev,
    291 		    &sa)) != 0) {
    292 			atapi->sc_link[target] = sc_link;
    293 			drvp->drv_softc = config_attach(&atapi->sc_dev, cf,
    294 			    &sa, atapibusprint);
    295 			wdc_probe_caps(drvp);
    296 			return;
    297 		} else {
    298 			atapibusprint(&sa, atapi->sc_dev.dv_xname);
    299 			printf(" not configured\n");
    300 			free(sc_link, M_DEVBUF);
    301 			return;
    302 		}
    303 	}
    304 }
    305 
    306 int
    307 atapibusprint(aux, pnp)
    308 	void *aux;
    309 	const char *pnp;
    310 {
    311 	struct scsipibus_attach_args *sa = aux;
    312 	struct scsipi_inquiry_pattern *inqbuf;
    313 	char *dtype;
    314 
    315 	if (pnp != NULL)
    316 		printf("%s", pnp);
    317 
    318 	inqbuf = &sa->sa_inqbuf;
    319 
    320 	dtype = scsipi_dtype(inqbuf->type & SID_TYPE);
    321 	printf(" drive %d: <%s, %s, %s> type %d %s %s",
    322 	    sa->sa_sc_link->scsipi_atapi.drive,inqbuf->vendor,
    323 	    inqbuf->product, inqbuf->revision, inqbuf->type, dtype,
    324 	    inqbuf->removable ? "removable" : "fixed");
    325 	return (UNCONF);
    326 }
    327