/* $NetBSD: scsiconf.c,v 1.125 1999/09/09 20:06:52 hwr Exp $ */ /*- * Copyright (c) 1998 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Charles M. Hannum; Jason R. Thorpe of the Numerical Aerospace * Simulation Facility, NASA Ames Research Center. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the NetBSD * Foundation, Inc. and its contributors. * 4. Neither the name of The NetBSD Foundation nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ /* * Originally written by Julian Elischer (julian@tfs.com) * for TRW Financial Systems for use under the MACH(2.5) operating system. * * TRW Financial Systems, in accordance with their agreement with Carnegie * Mellon University, makes this software available to CMU to distribute * or use in any manner that they see fit as long as this message is kept with * the software. For this reason TFS also grants any other persons or * organisations permission to use or modify this software. * * TFS supplies this software to be publicly redistributed * on the understanding that TFS is not responsible for the correct * functioning of this software in any circumstances. * * Ported to run under 386BSD by Julian Elischer (julian@tfs.com) Sept 1992 */ #include #include #include #include #include #include #include #include #include #include #include #include "locators.h" #if 0 #if NCALS > 0 { T_PROCESSOR, T_FIXED, 1, 0, 0, 0 }, #endif /* NCALS */ #if NBLL > 0 { T_PROCESSOR, T_FIXED, 1, "AEG ", "READER ", "V1.0" }, #endif /* NBLL */ #if NKIL > 0 { T_SCANNER, T_FIXED, 0, "KODAK ", "IL Scanner 900 ", 0 }, #endif /* NKIL */ #endif /* * Declarations */ int scsi_probedev __P((struct scsibus_softc *, int, int)); int scsi_probe_bus __P((int bus, int target, int lun)); struct scsipi_device probe_switch = { NULL, NULL, NULL, NULL, }; int scsibusmatch __P((struct device *, struct cfdata *, void *)); void scsibusattach __P((struct device *, struct device *, void *)); int scsibussubmatch __P((struct device *, struct cfdata *, void *)); struct cfattach scsibus_ca = { sizeof(struct scsibus_softc), scsibusmatch, scsibusattach }; extern struct cfdriver scsibus_cd; int scsibusprint __P((void *, const char *)); cdev_decl(scsibus); int scsiprint(aux, pnp) void *aux; const char *pnp; { struct scsipi_link *l = aux; /* only "scsibus"es can attach to "scsi"s; easy. */ if (pnp) printf("scsibus at %s", pnp); /* don't print channel if the controller says there can be only one. */ if (l->scsipi_scsi.channel != SCSI_CHANNEL_ONLY_ONE) printf(" channel %d", l->scsipi_scsi.channel); return (UNCONF); } int scsibusmatch(parent, cf, aux) struct device *parent; struct cfdata *cf; void *aux; { struct scsipi_link *l = aux; int channel; /* * Allow single-channel controllers to specify their channel * in a special way, so that it's not printed. */ channel = (l->scsipi_scsi.channel != SCSI_CHANNEL_ONLY_ONE) ? l->scsipi_scsi.channel : 0; if (cf->cf_loc[SCSICF_CHANNEL] != channel && cf->cf_loc[SCSICF_CHANNEL] != SCSICF_CHANNEL_DEFAULT) return (0); return (1); } /* * The routine called by the adapter boards to get all their * devices configured in. */ void scsibusattach(parent, self, aux) struct device *parent, *self; void *aux; { struct scsibus_softc *sb = (struct scsibus_softc *)self; struct scsipi_link *sc_link_proto = aux; size_t nbytes; int i; sc_link_proto->scsipi_scsi.scsibus = sb->sc_dev.dv_unit; sc_link_proto->scsipi_cmd = scsi_scsipi_cmd; sc_link_proto->scsipi_interpret_sense = scsipi_interpret_sense; sc_link_proto->sc_print_addr = scsi_print_addr; sb->adapter_link = sc_link_proto; sb->sc_maxtarget = sc_link_proto->scsipi_scsi.max_target; sb->sc_maxlun = sc_link_proto->scsipi_scsi.max_lun; printf(": %d targets, %d luns per target\n", sb->sc_maxtarget + 1, sb->sc_maxlun + 1); /* Initialize shared data. */ scsipi_init(); nbytes = (sb->sc_maxtarget + 1) * sizeof(struct scsipi_link **); sb->sc_link = (struct scsipi_link ***)malloc(nbytes, M_DEVBUF, M_NOWAIT); if (sb->sc_link == NULL) panic("scsibusattach: can't allocate target links"); nbytes = (((int) sb->sc_maxlun) + 1) * sizeof(struct scsipi_link *); for (i = 0; i <= sb->sc_maxtarget; i++) { sb->sc_link[i] = (struct scsipi_link **)malloc(nbytes, M_DEVBUF, M_NOWAIT); if (sb->sc_link[i] == NULL) panic("scsibusattach: can't allocate lun links"); bzero(sb->sc_link[i], nbytes); } #if defined(SCSI_DELAY) && SCSI_DELAY > 2 printf("%s: waiting for scsi devices to settle\n", sb->sc_dev.dv_xname); #else /* SCSI_DELAY > 2 */ #undef SCSI_DELAY #define SCSI_DELAY 2 #endif /* SCSI_DELAY */ delay(1000000 * SCSI_DELAY); scsi_probe_bus(sb->sc_dev.dv_unit, -1, -1); } int scsibussubmatch(parent, cf, aux) struct device *parent; struct cfdata *cf; void *aux; { struct scsipibus_attach_args *sa = aux; struct scsipi_link *sc_link = sa->sa_sc_link; if (cf->cf_loc[SCSIBUSCF_TARGET] != SCSIBUSCF_TARGET_DEFAULT && cf->cf_loc[SCSIBUSCF_TARGET] != sc_link->scsipi_scsi.target) return (0); if (cf->cf_loc[SCSIBUSCF_LUN] != SCSIBUSCF_LUN_DEFAULT && cf->cf_loc[SCSIBUSCF_LUN] != sc_link->scsipi_scsi.lun) return (0); return ((*cf->cf_attach->ca_match)(parent, cf, aux)); } /* * Probe the requested scsi bus. It must be already set up. * -1 requests all set up scsi busses. * target and lun optionally narrow the search if not -1 */ int scsi_probe_busses(bus, target, lun) int bus, target, lun; { if (bus == -1) { for (bus = 0; bus < scsibus_cd.cd_ndevs; bus++) if (scsibus_cd.cd_devs[bus]) scsi_probe_bus(bus, target, lun); return (0); } else return (scsi_probe_bus(bus, target, lun)); } /* * Probe the requested scsi bus. It must be already set up. * target and lun optionally narrow the search if not -1 */ int scsi_probe_bus(bus, target, lun) int bus, target, lun; { struct scsibus_softc *scsi; int maxtarget, mintarget, maxlun, minlun; u_int8_t scsi_addr; int error; if (bus < 0 || bus >= scsibus_cd.cd_ndevs) return (ENXIO); scsi = scsibus_cd.cd_devs[bus]; if (scsi == NULL) return (ENXIO); scsi_addr = scsi->adapter_link->scsipi_scsi.adapter_target; if (target == -1) { maxtarget = scsi->sc_maxtarget; mintarget = 0; } else { if (target < 0 || target > scsi->sc_maxtarget) return (EINVAL); maxtarget = mintarget = target; } if (lun == -1) { maxlun = scsi->sc_maxlun; minlun = 0; } else { if (lun < 0 || lun > scsi->sc_maxlun) return (EINVAL); maxlun = minlun = lun; } if ((error = scsipi_adapter_addref(scsi->adapter_link)) != 0) return (error); for (target = mintarget; target <= maxtarget; target++) { if (target == scsi_addr) continue; for (lun = minlun; lun <= maxlun; lun++) { /* * See if there's a device present, and configure it. */ if (scsi_probedev(scsi, target, lun) == 0) { break; } /* otherwise something says we should look further */ } } scsipi_adapter_delref(scsi->adapter_link); return (0); } /* * Print out autoconfiguration information for a subdevice. * * This is a slight abuse of 'standard' autoconfiguration semantics, * because 'print' functions don't normally print the colon and * device information. However, in this case that's better than * either printing redundant information before the attach message, * or having the device driver call a special function to print out * the standard device information. */ int scsibusprint(aux, pnp) void *aux; const char *pnp; { struct scsipibus_attach_args *sa = aux; struct scsipi_inquiry_pattern *inqbuf; u_int8_t type; char *dtype, *qtype; char vendor[33], product[65], revision[17]; int target, lun; if (pnp != NULL) printf("%s", pnp); inqbuf = &sa->sa_inqbuf; target = sa->sa_sc_link->scsipi_scsi.target; lun = sa->sa_sc_link->scsipi_scsi.lun; type = inqbuf->type & SID_TYPE; /* * Figure out basic device type and qualifier. */ dtype = 0; switch (inqbuf->type & SID_QUAL) { case SID_QUAL_LU_OK: qtype = ""; break; case SID_QUAL_LU_OFFLINE: qtype = " offline"; break; case SID_QUAL_RSVD: case SID_QUAL_BAD_LU: panic("scsibusprint: impossible qualifier"); default: qtype = ""; dtype = "vendor-unique"; break; } if (dtype == 0) dtype = scsipi_dtype(type); scsipi_strvis(vendor, 33, inqbuf->vendor, 8); scsipi_strvis(product, 65, inqbuf->product, 16); scsipi_strvis(revision, 17, inqbuf->revision, 4); printf(" targ %d lun %d: <%s, %s, %s> SCSI%d %d/%s %s%s", target, lun, vendor, product, revision, sa->scsipi_info.scsi_version & SID_ANSII, type, dtype, inqbuf->removable ? "removable" : "fixed", qtype); return (UNCONF); } struct scsi_quirk_inquiry_pattern scsi_quirk_patterns[] = { {{T_CDROM, T_REMOV, "CHINON ", "CD-ROM CDS-431 ", ""}, SDEV_NOLUNS}, {{T_CDROM, T_REMOV, "Chinon ", "CD-ROM CDS-525 ", ""}, SDEV_NOLUNS}, {{T_CDROM, T_REMOV, "CHINON ", "CD-ROM CDS-535 ", ""}, SDEV_NOLUNS}, {{T_CDROM, T_REMOV, "DEC ", "RRD42 (C) DEC ", ""}, SDEV_NOLUNS}, {{T_CDROM, T_REMOV, "DENON ", "DRD-25X ", "V"}, SDEV_NOLUNS}, {{T_CDROM, T_REMOV, "HP ", "C4324/C4325 ", ""}, SDEV_NOLUNS}, {{T_CDROM, T_REMOV, "IMS ", "CDD521/10 ", "2.06"}, SDEV_NOLUNS}, {{T_CDROM, T_REMOV, "MATSHITA", "CD-ROM CR-5XX ", "1.0b"}, SDEV_NOLUNS}, {{T_CDROM, T_REMOV, "MEDAVIS ", "RENO CD-ROMX2A ", ""}, SDEV_NOLUNS}, {{T_CDROM, T_REMOV, "MEDIAVIS", "CDR-H93MV ", "1.3"}, SDEV_NOLUNS}, {{T_CDROM, T_REMOV, "NEC ", "CD-ROM DRIVE:55 ", ""}, SDEV_NOLUNS}, {{T_CDROM, T_REMOV, "NEC ", "CD-ROM DRIVE:83 ", ""}, SDEV_NOLUNS}, {{T_CDROM, T_REMOV, "NEC ", "CD-ROM DRIVE:84 ", ""}, SDEV_NOLUNS}, {{T_CDROM, T_REMOV, "NEC ", "CD-ROM DRIVE:841", ""}, SDEV_NOLUNS}, {{T_CDROM, T_REMOV, "PIONEER ", "CD-ROM DR-124X ", "1.01"}, SDEV_NOLUNS}, {{T_CDROM, T_REMOV, "SONY ", "CD-ROM CDU-541 ", ""}, SDEV_NOLUNS}, {{T_CDROM, T_REMOV, "SONY ", "CD-ROM CDU-55S ", ""}, SDEV_NOLUNS}, {{T_CDROM, T_REMOV, "SONY ", "CD-ROM CDU-8003A", ""}, SDEV_NOLUNS}, {{T_CDROM, T_REMOV, "SONY ", "CD-ROM CDU-8012 ", ""}, SDEV_NOLUNS}, {{T_CDROM, T_REMOV, "TEAC ", "CD-ROM ", "1.06"}, SDEV_NOLUNS}, {{T_CDROM, T_REMOV, "TEAC ", "CD-ROM CD-56S ", "1.0B"}, SDEV_NOLUNS}, {{T_CDROM, T_REMOV, "TEXEL ", "CD-ROM ", "1.06"}, SDEV_NOLUNS}, {{T_CDROM, T_REMOV, "TEXEL ", "CD-ROM DM-XX24 K", "1.10"}, SDEV_NOLUNS}, {{T_CDROM, T_REMOV, "TOSHIBA ", "XM-4101TASUNSLCD", "1755"}, SDEV_NOLUNS}, {{T_CDROM, T_REMOV, "ShinaKen", "CD-ROM DM-3x1S", "1.04"}, SDEV_NOLUNS}, {{T_CDROM, T_REMOV, "JVC ", "R2626", ""}, SDEV_NOLUNS}, {{T_DIRECT, T_FIXED, "MICROP ", "1588-15MBSUN0669", ""}, SDEV_AUTOSAVE}, {{T_DIRECT, T_FIXED, "MICROP ", "2217-15MQ1091501", ""}, SDEV_NOSYNCCACHE}, {{T_OPTICAL, T_REMOV, "EPSON ", "OMD-5010 ", "3.08"}, SDEV_NOLUNS}, {{T_DIRECT, T_FIXED, "ADAPTEC ", "AEC-4412BD", "1.2A"}, SDEV_NOMODESENSE}, {{T_DIRECT, T_FIXED, "DEC ", "RZ55 (C) DEC", ""}, SDEV_AUTOSAVE}, {{T_DIRECT, T_FIXED, "EMULEX ", "MD21/S2 ESDI", "A00"}, SDEV_FORCELUNS|SDEV_AUTOSAVE}, /* Gives non-media hardware failure in response to start-unit command */ {{T_DIRECT, T_FIXED, "HITACHI", "DK515C", "CP16"}, SDEV_NOSTARTUNIT}, {{T_DIRECT, T_FIXED, "HITACHI", "DK515C", "CP15"}, SDEV_NOSTARTUNIT}, {{T_DIRECT, T_FIXED, "HP ", "C372", ""}, SDEV_NOTAG}, {{T_DIRECT, T_FIXED, "IBMRAID ", "0662S", ""}, SDEV_AUTOSAVE}, {{T_DIRECT, T_FIXED, "IBM ", "0663H", ""}, SDEV_AUTOSAVE}, {{T_DIRECT, T_FIXED, "IBM", "0664", ""}, SDEV_AUTOSAVE}, {{T_DIRECT, T_FIXED, "IBM ", "H3171-S2", ""}, SDEV_NOLUNS|SDEV_AUTOSAVE}, {{T_DIRECT, T_FIXED, "IBM ", "KZ-C", ""}, SDEV_AUTOSAVE}, /* Broken IBM disk */ {{T_DIRECT, T_FIXED, "" , "DFRSS2F", ""}, SDEV_AUTOSAVE}, {{T_DIRECT, T_REMOV, "MPL ", "MC-DISK- ", ""}, SDEV_NOLUNS}, {{T_DIRECT, T_FIXED, "MAXTOR ", "XT-3280 ", ""}, SDEV_NOLUNS}, {{T_DIRECT, T_FIXED, "MAXTOR ", "XT-4380S ", ""}, SDEV_NOLUNS}, {{T_DIRECT, T_FIXED, "MAXTOR ", "MXT-1240S ", ""}, SDEV_NOLUNS}, {{T_DIRECT, T_FIXED, "MAXTOR ", "XT-4170S ", ""}, SDEV_NOLUNS}, {{T_DIRECT, T_FIXED, "MAXTOR ", "XT-8760S", ""}, SDEV_NOLUNS}, {{T_DIRECT, T_FIXED, "MAXTOR ", "LXT-213S ", ""}, SDEV_NOLUNS}, {{T_DIRECT, T_FIXED, "MAXTOR ", "LXT-213S SUN0207", ""}, SDEV_NOLUNS}, {{T_DIRECT, T_FIXED, "MAXTOR ", "LXT-200S ", ""}, SDEV_NOLUNS}, {{T_DIRECT, T_FIXED, "MEGADRV ", "EV1000", ""}, SDEV_NOMODESENSE}, {{T_DIRECT, T_FIXED, "MST ", "SnapLink ", ""}, SDEV_NOLUNS}, {{T_DIRECT, T_FIXED, "NEC ", "D3847 ", "0307"}, SDEV_NOLUNS}, {{T_DIRECT, T_FIXED, "QUANTUM ", "ELS85S ", ""}, SDEV_AUTOSAVE}, {{T_DIRECT, T_FIXED, "QUANTUM ", "LPS525S ", ""}, SDEV_NOLUNS}, {{T_DIRECT, T_FIXED, "QUANTUM ", "P105S 910-10-94x", ""}, SDEV_NOLUNS}, {{T_DIRECT, T_FIXED, "QUANTUM ", "PD1225S ", ""}, SDEV_NOLUNS}, {{T_DIRECT, T_FIXED, "QUANTUM ", "PD210S SUN0207", ""}, SDEV_NOLUNS}, {{T_DIRECT, T_FIXED, "RODIME ", "RO3000S ", ""}, SDEV_NOLUNS}, {{T_DIRECT, T_FIXED, "SEAGATE ", "ST125N ", ""}, SDEV_NOLUNS}, {{T_DIRECT, T_FIXED, "SEAGATE ", "ST157N ", ""}, SDEV_NOLUNS}, {{T_DIRECT, T_FIXED, "SEAGATE ", "ST296 ", ""}, SDEV_NOLUNS}, {{T_DIRECT, T_FIXED, "SEAGATE ", "ST296N ", ""}, SDEV_NOLUNS}, {{T_DIRECT, T_FIXED, "SEAGATE ", "ST19171", ""}, SDEV_NOMODESENSE}, {{T_DIRECT, T_FIXED, "SEAGATE ", "ST34501FC ", ""}, SDEV_NOMODESENSE}, {{T_DIRECT, T_FIXED, "TOSHIBA ", "MK538FB ", "6027"}, SDEV_NOLUNS}, {{T_DIRECT, T_REMOV, "iomega", "jaz 1GB", ""}, SDEV_NOMODESENSE}, {{T_DIRECT, T_REMOV, "IOMEGA", "ZIP 100", ""}, SDEV_NOMODESENSE}, {{T_DIRECT, T_REMOV, "IOMEGA", "ZIP 100", "J.03"}, SDEV_NOMODESENSE|SDEV_NOLUNS}, /* Letting the motor run kills floppy drives and disks quite fast. */ {{T_DIRECT, T_REMOV, "TEAC", "FC-1", ""}, SDEV_NOSTARTUNIT}, /* XXX: QIC-36 tape behind Emulex adapter. Very broken. */ {{T_SEQUENTIAL, T_REMOV, " ", " ", " "}, SDEV_NOLUNS}, {{T_SEQUENTIAL, T_REMOV, "CALIPER ", "CP150 ", ""}, SDEV_NOLUNS}, {{T_SEQUENTIAL, T_REMOV, "EXABYTE ", "EXB-8200 ", ""}, SDEV_NOLUNS}, {{T_SEQUENTIAL, T_REMOV, "SONY ", "GY-10C ", ""}, SDEV_NOLUNS}, {{T_SEQUENTIAL, T_REMOV, "SONY ", "SDT-2000 ", "2.09"}, SDEV_NOLUNS}, {{T_SEQUENTIAL, T_REMOV, "SONY ", "SDT-5000 ", "3."}, SDEV_NOSYNC|SDEV_NOWIDE}, {{T_SEQUENTIAL, T_REMOV, "SONY ", "SDT-5200 ", "3."}, SDEV_NOLUNS}, {{T_SEQUENTIAL, T_REMOV, "TANDBERG", " TDC 3600 ", ""}, SDEV_NOLUNS}, /* Following entry reported as a Tandberg 3600; ref. PR1933 */ {{T_SEQUENTIAL, T_REMOV, "ARCHIVE ", "VIPER 150 21247", ""}, SDEV_NOLUNS}, /* Following entry for a Cipher ST150S; ref. PR4171 */ {{T_SEQUENTIAL, T_REMOV, "ARCHIVE ", "VIPER 1500 21247", "2.2G"}, SDEV_NOLUNS}, {{T_SEQUENTIAL, T_REMOV, "ARCHIVE ", "Python 28454-XXX", ""}, SDEV_NOLUNS}, {{T_SEQUENTIAL, T_REMOV, "WANGTEK ", "5099ES SCSI", ""}, SDEV_NOLUNS}, {{T_SEQUENTIAL, T_REMOV, "WANGTEK ", "5150ES SCSI", ""}, SDEV_NOLUNS}, {{T_SEQUENTIAL, T_REMOV, "WANGTEK ", "SCSI-36", ""}, SDEV_NOLUNS}, {{T_SEQUENTIAL, T_REMOV, "WangDAT ", "Model 1300 ", "02.4"}, SDEV_NOSYNC|SDEV_NOWIDE}, {{T_SEQUENTIAL, T_REMOV, "WangDAT ", "Model 2600 ", "01.7"}, SDEV_NOSYNC|SDEV_NOWIDE}, {{T_SEQUENTIAL, T_REMOV, "WangDAT ", "Model 3200 ", "02.2"}, SDEV_NOSYNC|SDEV_NOWIDE}, {{T_SCANNER, T_FIXED, "RICOH ", "IS60 ", "1R08"}, SDEV_NOLUNS}, {{T_SCANNER, T_FIXED, "UMAX ", "Astra 1200S ", "V2.9"}, SDEV_NOLUNS}, {{T_SCANNER, T_FIXED, "UMAX ", "Astra 1220S ", ""}, SDEV_NOLUNS}, {{T_SCANNER, T_FIXED, "UMAX ", "UMAX S-6E ", "V2.0"}, SDEV_NOLUNS}, {{T_SCANNER, T_FIXED, "UMAX ", "UMAX S-12 ", "V2.1"}, SDEV_NOLUNS}, {{T_PROCESSOR, T_FIXED, "LITRONIC", "PCMCIA ", ""}, SDEV_NOLUNS}, {{T_CHANGER, T_REMOV, "SONY ", "CDL1100 ", ""}, SDEV_NOLUNS}, {{T_ENCLOSURE, T_FIXED, "SUN ", "SENA ", "1.07"}, SDEV_NOLUNS}, }; /* * given a target and lun, ask the device what * it is, and find the correct driver table * entry. */ int scsi_probedev(scsi, target, lun) struct scsibus_softc *scsi; int target, lun; { struct scsipi_link *sc_link; static struct scsipi_inquiry_data inqbuf; struct scsi_quirk_inquiry_pattern *finger; int checkdtype, priority, docontinue; struct scsipibus_attach_args sa; struct cfdata *cf; /* * Assume no more luns to search after this one. * If we successfully get Inquiry data and after * merging quirks we find we can probe for more * luns, we will. */ docontinue = 0; /* Skip this slot if it is already attached. */ if (scsi->sc_link[target][lun] != NULL) return (docontinue); sc_link = malloc(sizeof(*sc_link), M_DEVBUF, M_NOWAIT); *sc_link = *scsi->adapter_link; sc_link->scsipi_scsi.target = target; sc_link->scsipi_scsi.lun = lun; sc_link->device = &probe_switch; TAILQ_INIT(&sc_link->pending_xfers); /* * Ask the device what it is */ #if defined(SCSIDEBUG) && DEBUGTYPE == BUS_SCSI if (target == DEBUGTARGET && lun == DEBUGLUN) sc_link->flags |= DEBUGLEVEL; #endif /* SCSIDEBUG */ (void) scsipi_test_unit_ready(sc_link, SCSI_AUTOCONF | SCSI_IGNORE_ILLEGAL_REQUEST | SCSI_IGNORE_NOT_READY | SCSI_IGNORE_MEDIA_CHANGE); #ifdef SCSI_2_DEF /* some devices need to be told to go to SCSI2 */ /* However some just explode if you tell them this.. leave it out */ scsi_change_def(sc_link, SCSI_AUTOCONF | SCSI_SILENT); #endif /* SCSI_2_DEF */ /* Now go ask the device all about itself. */ bzero(&inqbuf, sizeof(inqbuf)); if (scsipi_inquire(sc_link, &inqbuf, SCSI_AUTOCONF) != 0) goto bad; { int len = inqbuf.additional_length; while (len < 3) inqbuf.unused[len++] = '\0'; while (len < 3 + 28) inqbuf.unused[len++] = ' '; } sa.sa_sc_link = sc_link; sa.sa_inqbuf.type = inqbuf.device; sa.sa_inqbuf.removable = inqbuf.dev_qual2 & SID_REMOVABLE ? T_REMOV : T_FIXED; sa.sa_inqbuf.vendor = inqbuf.vendor; sa.sa_inqbuf.product = inqbuf.product; sa.sa_inqbuf.revision = inqbuf.revision; sa.scsipi_info.scsi_version = inqbuf.version; finger = (struct scsi_quirk_inquiry_pattern *)scsipi_inqmatch( &sa.sa_inqbuf, (caddr_t)scsi_quirk_patterns, sizeof(scsi_quirk_patterns)/sizeof(scsi_quirk_patterns[0]), sizeof(scsi_quirk_patterns[0]), &priority); /* * Based upon the inquiry flags we got back, and if we're * at SCSI-2 or better, set some limiting quirks. */ if ((inqbuf.version & SID_ANSII) >= 2) { if ((inqbuf.flags & SID_CmdQue) == 0) sc_link->quirks |= SDEV_NOTAG; if ((inqbuf.flags & SID_Sync) == 0) sc_link->quirks |= SDEV_NOSYNC; if ((inqbuf.flags & SID_WBus16) == 0) sc_link->quirks |= SDEV_NOWIDE; } /* * Now apply any quirks from the table. */ if (priority != 0) sc_link->quirks |= finger->quirks; if ((inqbuf.version & SID_ANSII) == 0 && (sc_link->quirks & SDEV_FORCELUNS) == 0) sc_link->quirks |= SDEV_NOLUNS; sc_link->scsipi_scsi.scsi_version = inqbuf.version; if ((sc_link->quirks & SDEV_NOLUNS) == 0) docontinue = 1; /* * note what BASIC type of device it is */ if ((inqbuf.dev_qual2 & SID_REMOVABLE) != 0) sc_link->flags |= SDEV_REMOVABLE; /* * Any device qualifier that has the top bit set (qualifier&4 != 0) * is vendor specific and won't match in this switch. * All we do here is throw out bad/negative responses. */ checkdtype = 0; switch (inqbuf.device & SID_QUAL) { case SID_QUAL_LU_OK: case SID_QUAL_LU_OFFLINE: checkdtype = 1; break; case SID_QUAL_RSVD: case SID_QUAL_BAD_LU: goto bad; default: break; } if (checkdtype) switch (inqbuf.device & SID_TYPE) { case T_DIRECT: case T_SEQUENTIAL: case T_PRINTER: case T_PROCESSOR: case T_WORM: case T_CDROM: case T_SCANNER: case T_OPTICAL: case T_CHANGER: case T_COMM: case T_IT8_1: case T_IT8_2: case T_STORARRAY: case T_ENCLOSURE: default: break; case T_NODEVICE: goto bad; } if ((cf = config_search(scsibussubmatch, (struct device *)scsi, &sa)) != NULL) { scsi->sc_link[target][lun] = sc_link; config_attach((struct device *)scsi, cf, &sa, scsibusprint); } else { scsibusprint(&sa, scsi->sc_dev.dv_xname); printf(" not configured\n"); goto bad; } return (docontinue); bad: free(sc_link, M_DEVBUF); return (docontinue); } /****** Entry points for user control of the SCSI bus. ******/ int scsibusopen(dev, flag, fmt, p) dev_t dev; int flag, fmt; struct proc *p; { struct scsibus_softc *sc; int error, unit = minor(dev); if (unit >= scsibus_cd.cd_ndevs || (sc = scsibus_cd.cd_devs[unit]) == NULL) return (ENXIO); if (sc->sc_flags & SCSIBUSF_OPEN) return (EBUSY); if ((error = scsipi_adapter_addref(sc->adapter_link)) != 0) return (error); sc->sc_flags |= SCSIBUSF_OPEN; return (0); } int scsibusclose(dev, flag, fmt, p) dev_t dev; int flag, fmt; struct proc *p; { struct scsibus_softc *sc = scsibus_cd.cd_devs[minor(dev)]; scsipi_adapter_delref(sc->adapter_link); sc->sc_flags &= ~SCSIBUSF_OPEN; return (0); } int scsibusioctl(dev, cmd, addr, flag, p) dev_t dev; u_long cmd; caddr_t addr; int flag; struct proc *p; { struct scsibus_softc *sc = scsibus_cd.cd_devs[minor(dev)]; struct scsipi_link *sc_link = sc->adapter_link; int error; /* * Enforce write permission for ioctls that change the * state of the bus. Host adapter specific ioctls must * be checked by the adapter driver. */ switch (cmd) { case SCBUSIOSCAN: case SCBUSIORESET: if ((flag & FWRITE) == 0) return (EBADF); } switch (cmd) { case SCBUSIOSCAN: { struct scbusioscan_args *a = (struct scbusioscan_args *)addr; /* XXX Change interface to this function. */ error = scsi_probe_busses(minor(dev), a->sa_target, a->sa_lun); break; } case SCBUSIORESET: /* FALLTHROUGH */ default: if (sc_link->adapter->scsipi_ioctl == NULL) error = ENOTTY; else error = (*sc_link->adapter->scsipi_ioctl)(sc_link, cmd, addr, flag, p); break; } return (error); }