1 /* $NetBSD: atapiconf.c,v 1.74 2007/12/09 20:28:22 jmcneill Exp $ */ 2 3 /* 4 * Copyright (c) 1996, 2001 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 1.74 2007/12/09 20:28:22 jmcneill 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/scsipi/scsipi_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 #define MAX_TARGET 1 51 52 const struct scsipi_periphsw atapi_probe_periphsw = { 53 NULL, 54 NULL, 55 NULL, 56 NULL, 57 }; 58 59 static int atapibusmatch(struct device *, struct cfdata *, void *); 60 static void atapibusattach(struct device *, struct device *, void *); 61 static int atapibusactivate(struct device *, enum devact); 62 static int atapibusdetach(struct device *, int flags); 63 64 static int atapibussubmatch(struct device *, struct cfdata *, 65 const int *, void *); 66 67 static int atapi_probe_bus(struct atapibus_softc *, int); 68 69 static int atapibusprint(void *, const char *); 70 71 CFATTACH_DECL(atapibus, sizeof(struct atapibus_softc), 72 atapibusmatch, atapibusattach, atapibusdetach, atapibusactivate); 73 74 extern struct cfdriver atapibus_cd; 75 76 static const struct scsi_quirk_inquiry_pattern atapi_quirk_patterns[] = { 77 {{T_CDROM, T_REMOV, 78 "ALPS ELECTRIC CO.,LTD. DC544C", "", "SW03D"}, PQUIRK_NOTUR}, 79 {{T_CDROM, T_REMOV, 80 "CR-2801TE", "", "1.07"}, PQUIRK_NOSENSE}, 81 {{T_CDROM, T_REMOV, 82 "CREATIVECD3630E", "", "AC101"}, PQUIRK_NOSENSE}, 83 {{T_CDROM, T_REMOV, 84 "FX320S", "", "q01"}, PQUIRK_NOSENSE}, 85 {{T_CDROM, T_REMOV, 86 "GCD-R580B", "", "1.00"}, PQUIRK_LITTLETOC}, 87 {{T_CDROM, T_REMOV, 88 "HITACHI CDR-7730", "", "0008a"}, PQUIRK_NOSENSE}, 89 {{T_CDROM, T_REMOV, 90 "MATSHITA CR-574", "", "1.02"}, PQUIRK_NOCAPACITY}, 91 {{T_CDROM, T_REMOV, 92 "MATSHITA CR-574", "", "1.06"}, PQUIRK_NOCAPACITY}, 93 {{T_CDROM, T_REMOV, 94 "Memorex CRW-2642", "", "1.0g"}, PQUIRK_NOSENSE}, 95 {{T_CDROM, T_REMOV, 96 "NEC CD-ROM DRIVE:273", "", "4.21"}, PQUIRK_NOTUR}, 97 {{T_CDROM, T_REMOV, 98 "SANYO CRD-256P", "", "1.02"}, PQUIRK_NOCAPACITY}, 99 {{T_CDROM, T_REMOV, 100 "SANYO CRD-254P", "", "1.02"}, PQUIRK_NOCAPACITY}, 101 {{T_CDROM, T_REMOV, 102 "SANYO CRD-S54P", "", "1.08"}, PQUIRK_NOCAPACITY}, 103 {{T_CDROM, T_REMOV, 104 "CD-ROM CDR-S1", "", "1.70"}, PQUIRK_NOCAPACITY}, /* Sanyo */ 105 {{T_CDROM, T_REMOV, 106 "CD-ROM CDR-N16", "", "1.25"}, PQUIRK_NOCAPACITY}, /* Sanyo */ 107 }; 108 109 int 110 atapiprint(void *aux, const char *pnp) 111 { 112 if (pnp) 113 aprint_normal("atapibus at %s", pnp); 114 return (UNCONF); 115 } 116 117 static int 118 atapibusmatch(struct device *parent, struct cfdata *cf, 119 void *aux) 120 { 121 struct scsipi_channel *chan = aux; 122 123 if (chan == NULL) 124 return (0); 125 126 if (chan->chan_bustype->bustype_type != SCSIPI_BUSTYPE_ATAPI) 127 return (0); 128 129 return (1); 130 } 131 132 static int 133 atapibussubmatch(struct device *parent, struct cfdata *cf, 134 const int *ldesc, void *aux) 135 { 136 struct scsipibus_attach_args *sa = aux; 137 struct scsipi_periph *periph = sa->sa_periph; 138 139 if (cf->cf_loc[ATAPIBUSCF_DRIVE] != ATAPIBUSCF_DRIVE_DEFAULT && 140 cf->cf_loc[ATAPIBUSCF_DRIVE] != periph->periph_target) 141 return (0); 142 return (config_match(parent, cf, aux)); 143 } 144 145 static void 146 atapibusattach(struct device *parent, struct device *self, void *aux) 147 { 148 struct atapibus_softc *sc = device_private(self); 149 struct scsipi_channel *chan = aux; 150 151 sc->sc_channel = chan; 152 153 chan->chan_name = sc->sc_dev.dv_xname; 154 155 /* ATAPI has no LUNs. */ 156 chan->chan_nluns = 1; 157 aprint_naive("\n"); 158 aprint_normal(": %d targets\n", chan->chan_ntargets); 159 160 /* Initialize the channel. */ 161 chan->chan_init_cb = NULL; 162 chan->chan_init_cb_arg = NULL; 163 scsipi_channel_init(chan); 164 165 if (!pmf_device_register(self, NULL, NULL)) 166 aprint_error_dev(self, "couldn't establish power handler\n"); 167 168 /* Probe the bus for devices. */ 169 atapi_probe_bus(sc, -1); 170 } 171 172 static int 173 atapibusactivate(struct device *self, enum devact act) 174 { 175 struct atapibus_softc *sc = device_private(self); 176 struct scsipi_channel *chan = sc->sc_channel; 177 struct scsipi_periph *periph; 178 int target, error = 0, s; 179 180 s = splbio(); 181 switch (act) { 182 case DVACT_ACTIVATE: 183 error = EOPNOTSUPP; 184 break; 185 186 case DVACT_DEACTIVATE: 187 for (target = 0; target < chan->chan_ntargets; target++) { 188 periph = scsipi_lookup_periph(chan, target, 0); 189 if (periph == NULL) 190 continue; 191 error = config_deactivate(periph->periph_dev); 192 if (error) 193 goto out; 194 } 195 break; 196 } 197 out: 198 splx(s); 199 return (error); 200 } 201 202 static int 203 atapibusdetach(struct device *self, int flags) 204 { 205 struct atapibus_softc *sc = device_private(self); 206 struct scsipi_channel *chan = sc->sc_channel; 207 struct scsipi_periph *periph; 208 int target, error; 209 210 /* 211 * Shut down the channel. 212 */ 213 scsipi_channel_shutdown(chan); 214 215 /* 216 * Now detach all of the periphs. 217 */ 218 for (target = 0; target < chan->chan_ntargets; target++) { 219 periph = scsipi_lookup_periph(chan, target, 0); 220 if (periph == NULL) 221 continue; 222 error = config_detach(periph->periph_dev, flags); 223 if (error) 224 return (error); 225 226 scsipi_remove_periph(chan, periph); 227 free(periph, M_DEVBUF); 228 } 229 return (0); 230 } 231 232 static int 233 atapi_probe_bus(struct atapibus_softc *sc, int target) 234 { 235 struct scsipi_channel *chan = sc->sc_channel; 236 int maxtarget, mintarget; 237 int error; 238 struct atapi_adapter *atapi_adapter; 239 240 if (target == -1) { 241 maxtarget = 1; 242 mintarget = 0; 243 } else { 244 if (target < 0 || target >= chan->chan_ntargets) 245 return (ENXIO); 246 maxtarget = mintarget = target; 247 } 248 249 if ((error = scsipi_adapter_addref(chan->chan_adapter)) != 0) 250 return (error); 251 atapi_adapter = (struct atapi_adapter*)chan->chan_adapter; 252 for (target = mintarget; target <= maxtarget; target++) 253 atapi_adapter->atapi_probe_device(sc, target); 254 scsipi_adapter_delref(chan->chan_adapter); 255 return (0); 256 } 257 258 void * 259 atapi_probe_device(struct atapibus_softc *sc, int target, 260 struct scsipi_periph *periph, struct scsipibus_attach_args *sa) 261 { 262 struct scsipi_channel *chan = sc->sc_channel; 263 const struct scsi_quirk_inquiry_pattern *finger; 264 struct cfdata *cf; 265 int priority, quirks; 266 267 finger = scsipi_inqmatch( 268 &sa->sa_inqbuf, (const void *)atapi_quirk_patterns, 269 sizeof(atapi_quirk_patterns) / 270 sizeof(atapi_quirk_patterns[0]), 271 sizeof(atapi_quirk_patterns[0]), &priority); 272 273 if (finger != NULL) 274 quirks = finger->quirks; 275 else 276 quirks = 0; 277 278 /* 279 * Now apply any quirks from the table. 280 */ 281 periph->periph_quirks |= quirks; 282 283 if ((cf = config_search_ia(atapibussubmatch, &sc->sc_dev, 284 "atapibus", sa)) != 0) { 285 scsipi_insert_periph(chan, periph); 286 /* 287 * XXX Can't assign periph_dev here, because we'll 288 * XXX need it before config_attach() returns. Must 289 * XXX assign it in periph driver. 290 */ 291 return config_attach(&sc->sc_dev, cf, sa, 292 atapibusprint); 293 } else { 294 atapibusprint(sa, sc->sc_dev.dv_xname); 295 printf(" not configured\n"); 296 free(periph, M_DEVBUF); 297 return NULL; 298 } 299 } 300 301 static int 302 atapibusprint(void *aux, const char *pnp) 303 { 304 struct scsipibus_attach_args *sa = aux; 305 struct scsipi_inquiry_pattern *inqbuf; 306 const char *dtype; 307 308 if (pnp != NULL) 309 aprint_normal("%s", pnp); 310 311 inqbuf = &sa->sa_inqbuf; 312 313 dtype = scsipi_dtype(inqbuf->type & SID_TYPE); 314 aprint_normal(" drive %d: <%s, %s, %s> %s %s", 315 sa->sa_periph->periph_target, inqbuf->vendor, 316 inqbuf->product, inqbuf->revision, dtype, 317 inqbuf->removable ? "removable" : "fixed"); 318 return (UNCONF); 319 } 320