/* $NetBSD: scsiconf.c,v 1.306 2024/11/22 06:52:57 mlelstv Exp $ */ /*- * Copyright (c) 1998, 1999, 2004 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. * * 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 __KERNEL_RCSID(0, "$NetBSD: scsiconf.c,v 1.306 2024/11/22 06:52:57 mlelstv Exp $"); #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "locators.h" static const struct scsipi_periphsw scsi_probe_dev = { NULL, NULL, NULL, NULL, }; struct scsi_initq { struct scsipi_channel *sc_channel; TAILQ_ENTRY(scsi_initq) scsi_initq; }; static ONCE_DECL(scsi_conf_ctrl); static TAILQ_HEAD(, scsi_initq) scsi_initq_head; static kmutex_t scsibus_qlock; static kcondvar_t scsibus_qcv; static int scsi_probe_device(struct scsibus_softc *, int, int); static int scsibusmatch(device_t, cfdata_t, void *); static void scsibusattach(device_t, device_t, void *); static int scsibusdetach(device_t, int flags); static int scsibusrescan(device_t, const char *, const int *); static void scsidevdetached(device_t, device_t); CFATTACH_DECL3_NEW(scsibus, sizeof(struct scsibus_softc), scsibusmatch, scsibusattach, scsibusdetach, NULL, scsibusrescan, scsidevdetached, DVF_DETACH_SHUTDOWN); extern struct cfdriver scsibus_cd; static dev_type_open(scsibusopen); static dev_type_close(scsibusclose); static dev_type_ioctl(scsibusioctl); const struct cdevsw scsibus_cdevsw = { .d_open = scsibusopen, .d_close = scsibusclose, .d_read = noread, .d_write = nowrite, .d_ioctl = scsibusioctl, .d_stop = nostop, .d_tty = notty, .d_poll = nopoll, .d_mmap = nommap, .d_kqfilter = nokqfilter, .d_discard = nodiscard, .d_flag = D_OTHER | D_MPSAFE }; static int scsibusprint(void *, const char *); static void scsibus_discover_thread(void *); static void scsibus_config(struct scsibus_softc *); static int scsibus_init(void) { TAILQ_INIT(&scsi_initq_head); mutex_init(&scsibus_qlock, MUTEX_DEFAULT, IPL_NONE); cv_init(&scsibus_qcv, "scsinitq"); return 0; } static int scsibusmatch(device_t parent, cfdata_t cf, void *aux) { struct scsipi_channel *chan = aux; if (SCSIPI_BUSTYPE_TYPE(chan->chan_bustype->bustype_type) != SCSIPI_BUSTYPE_SCSI) return 0; if (cf->cf_loc[SCSICF_CHANNEL] != chan->chan_channel && cf->cf_loc[SCSICF_CHANNEL] != SCSICF_CHANNEL_DEFAULT) return (0); return (1); } static void scsibusattach(device_t parent, device_t self, void *aux) { struct scsibus_softc *sc = device_private(self); struct scsipi_channel *chan = aux; struct scsi_initq *scsi_initq; if (!pmf_device_register(self, NULL, NULL)) aprint_error_dev(self, "couldn't establish power handler\n"); sc->sc_dev = self; sc->sc_channel = chan; chan->chan_name = device_xname(sc->sc_dev); aprint_naive(": SCSI bus\n"); aprint_normal(": %d target%s, %d lun%s per target\n", chan->chan_ntargets, chan->chan_ntargets == 1 ? "" : "s", chan->chan_nluns, chan->chan_nluns == 1 ? "" : "s"); /* * XXX * newer adapters support more than 256 outstanding commands * per periph and don't use the tag (they eventually allocate one * internally). Right now scsipi always allocate a tag and * is limited to 256 tags, per scsi specs. * this should be revisited */ if (chan->chan_flags & SCSIPI_CHAN_OPENINGS) { if (chan->chan_max_periph > 256) chan->chan_max_periph = 256; } else { if (chan->chan_adapter->adapt_max_periph > 256) chan->chan_adapter->adapt_max_periph = 256; } if (atomic_inc_uint_nv(&chan_running(chan)) == 1) mutex_init(chan_mtx(chan), MUTEX_DEFAULT, IPL_BIO); cv_init(&chan->chan_cv_thr, "scshut"); cv_init(&chan->chan_cv_comp, "sccomp"); cv_init(&chan->chan_cv_xs, "xscmd"); if (scsipi_adapter_addref(chan->chan_adapter)) return; RUN_ONCE(&scsi_conf_ctrl, scsibus_init); /* Initialize the channel structure first */ chan->chan_init_cb = NULL; chan->chan_init_cb_arg = NULL; scsi_initq = malloc(sizeof(struct scsi_initq), M_DEVBUF, M_WAITOK); scsi_initq->sc_channel = chan; TAILQ_INSERT_TAIL(&scsi_initq_head, scsi_initq, scsi_initq); config_pending_incr(sc->sc_dev); if (scsipi_channel_init(chan)) { aprint_error_dev(sc->sc_dev, "failed to init channel\n"); return; } /* * Create the discover thread */ if (kthread_create(PRI_NONE, 0, NULL, scsibus_discover_thread, sc, &chan->chan_dthread, "%s-d", chan->chan_name)) { aprint_error_dev(sc->sc_dev, "unable to create discovery " "thread for channel %d\n", chan->chan_channel); return; } } static void scsibus_discover_thread(void *arg) { struct scsibus_softc *sc = arg; scsibus_config(sc); sc->sc_channel->chan_dthread = NULL; kthread_exit(0); } static void scsibus_config(struct scsibus_softc *sc) { struct scsipi_channel *chan = sc->sc_channel; struct scsi_initq *scsi_initq; #ifndef SCSI_DELAY #define SCSI_DELAY 2 #endif if ((chan->chan_flags & SCSIPI_CHAN_NOSETTLE) == 0 && SCSI_DELAY > 0) { aprint_normal_dev(sc->sc_dev, "waiting %d seconds for devices to settle...\n", SCSI_DELAY); /* ...an identifier we know no one will use... */ kpause("scsidly", false, SCSI_DELAY * hz, NULL); } /* Make sure the devices probe in scsibus order to avoid jitter. */ mutex_enter(&scsibus_qlock); for (;;) { scsi_initq = TAILQ_FIRST(&scsi_initq_head); if (scsi_initq->sc_channel == chan) break; cv_wait(&scsibus_qcv, &scsibus_qlock); } mutex_exit(&scsibus_qlock); scsi_probe_bus(sc, -1, -1); mutex_enter(&scsibus_qlock); TAILQ_REMOVE(&scsi_initq_head, scsi_initq, scsi_initq); cv_broadcast(&scsibus_qcv); mutex_exit(&scsibus_qlock); free(scsi_initq, M_DEVBUF); scsipi_adapter_delref(chan->chan_adapter); config_pending_decr(sc->sc_dev); } static int scsibusdetach(device_t self, int flags) { struct scsibus_softc *sc = device_private(self); struct scsipi_channel *chan = sc->sc_channel; int error; /* * Defer while discovery thread is running */ while (chan->chan_dthread != NULL) kpause("scsibusdet", false, hz, NULL); /* * Detach all of the periphs. */ error = scsipi_target_detach(chan, -1, -1, flags); if (error) return error; pmf_device_deregister(self); /* * Shut down the channel. */ scsipi_channel_shutdown(chan); cv_destroy(&chan->chan_cv_xs); cv_destroy(&chan->chan_cv_comp); cv_destroy(&chan->chan_cv_thr); membar_release(); if (atomic_dec_uint_nv(&chan_running(chan)) == 0) { membar_acquire(); mutex_destroy(chan_mtx(chan)); } return 0; } static int lun_compar(const void *a, const void *b) { const uint16_t * const la = a, * const lb = b; if (*la < *lb) return -1; if (*la > *lb) return 1; return 0; } static int scsi_report_luns(struct scsibus_softc *sc, int target, uint16_t ** const luns, size_t *nluns) { struct scsi_report_luns replun; struct scsi_report_luns_header *rlr; struct scsi_report_luns_lun *lunp; struct scsipi_channel *chan = sc->sc_channel; struct scsipi_inquiry_data inqbuf; struct scsipi_periph *periph; uint16_t tmp; int error; size_t i, rlrlen, rlrlenmin; memset(&replun, 0, sizeof(replun)); periph = scsipi_alloc_periph(M_WAITOK); periph->periph_channel = chan; periph->periph_switch = &scsi_probe_dev; periph->periph_target = target; periph->periph_lun = 0; periph->periph_quirks = chan->chan_defquirks; if ((error = scsipi_inquire(periph, &inqbuf, XS_CTL_DISCOVERY | XS_CTL_SILENT))) goto end2; periph->periph_version = inqbuf.version & SID_ANSII; if (periph->periph_version < 3) { error = ENOTSUP; goto end2; } rlrlen = rlrlenmin = sizeof(*rlr) + sizeof(*lunp) * 1; again: rlr = kmem_zalloc(rlrlen, KM_SLEEP); replun.opcode = SCSI_REPORT_LUNS; replun.selectreport = SELECTREPORT_NORMAL; _lto4b(rlrlen, replun.alloclen); error = scsipi_command(periph, (void *)&replun, sizeof(replun), (void *)rlr, rlrlen, SCSIPIRETRIES, 10000, NULL, XS_CTL_DATA_IN | XS_CTL_DISCOVERY | XS_CTL_SILENT); if (error) goto end; if (sizeof(*rlr) + _4btol(rlr->length) > rlrlen) { const size_t old_rlrlen = rlrlen; rlrlen = sizeof(*rlr) + uimin(_4btol(rlr->length), 16383 * sizeof(*lunp)); kmem_free(rlr, old_rlrlen); rlr = NULL; if (rlrlen < rlrlenmin) { error = EIO; goto end; } goto again; } KASSERT(nluns != NULL); *nluns = (rlrlen - sizeof(*rlr)) / sizeof(*lunp); KASSERT(luns != NULL); *luns = kmem_alloc(*nluns * sizeof(**luns), KM_SLEEP); for (i = 0; i < *nluns; i++) { lunp = &((struct scsi_report_luns_lun *)&rlr[1])[i]; switch (lunp->lun[0] & 0xC0) { default: scsi_print_addr(periph); printf("LUN %016"PRIx64" ignored\n", _8btol(lunp->lun)); (*luns)[i] = 0; break; case 0x40: (*luns)[i] = _2btol(&lunp->lun[0]) & 0x3FFF; break; case 0x00: (*luns)[i] = _2btol(&lunp->lun[0]) & 0x00FF; break; } } kheapsort(*luns, *nluns, sizeof(**luns), lun_compar, &tmp); end: if (rlr) kmem_free(rlr, rlrlen); end2: scsipi_free_periph(periph); return error; } static void scsi_discover_luns(struct scsibus_softc *sc, int target, int minlun, int maxlun) { uint16_t *luns = NULL; /* XXX gcc */ size_t nluns = 0; /* XXX gcc */ if (scsi_report_luns(sc, target, &luns, &nluns) == 0) { for (size_t i = 0; i < nluns; i++) if (luns[i] >= minlun && luns[i] <= maxlun) scsi_probe_device(sc, target, luns[i]); kmem_free(luns, sizeof(*luns) * nluns); return; } for (int lun = minlun; lun <= maxlun; lun++) { /* * See if there's a device present, and configure it. */ if (scsi_probe_device(sc, target, lun) == 0) break; /* otherwise something says we should look further */ } } /* * 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(struct scsibus_softc *sc, int target, int lun) { struct scsipi_channel *chan = sc->sc_channel; int maxtarget, mintarget, maxlun, minlun; int error; if (target == -1) { maxtarget = chan->chan_ntargets - 1; mintarget = 0; } else { if (target < 0 || target >= chan->chan_ntargets) return (EINVAL); maxtarget = mintarget = target; } if (lun == -1) { maxlun = chan->chan_nluns - 1; minlun = 0; } else { if (lun < 0 || lun >= chan->chan_nluns) return (EINVAL); maxlun = minlun = lun; } /* * Some HBAs provide an abstracted view of the bus; give them an * opportunity to re-scan it before we do. */ scsipi_adapter_ioctl(chan, SCBUSIOLLSCAN, NULL, 0, curproc); if ((error = scsipi_adapter_addref(chan->chan_adapter)) != 0) goto ret; for (target = mintarget; target <= maxtarget; target++) { if (target == chan->chan_id) continue; scsi_discover_luns(sc, target, minlun, maxlun); /* * Now that we've discovered all of the LUNs on this * I_T Nexus, update the xfer mode for all of them * that we know about. */ scsipi_set_xfer_mode(chan, target, 1); } scsipi_adapter_delref(chan->chan_adapter); ret: return (error); } static int scsibusrescan(device_t sc, const char *ifattr, const int *locators) { KASSERT(ifattr && !strcmp(ifattr, "scsibus")); KASSERT(locators); return (scsi_probe_bus(device_private(sc), locators[SCSIBUSCF_TARGET], locators[SCSIBUSCF_LUN])); } static void scsidevdetached(device_t self, device_t child) { struct scsibus_softc *sc = device_private(self); struct scsipi_channel *chan = sc->sc_channel; struct scsipi_periph *periph; int target, lun; target = device_locator(child, SCSIBUSCF_TARGET); lun = device_locator(child, SCSIBUSCF_LUN); mutex_enter(chan_mtx(chan)); periph = scsipi_lookup_periph_locked(chan, target, lun); KASSERT(periph != NULL && periph->periph_dev == child); scsipi_remove_periph(chan, periph); scsipi_free_periph(periph); mutex_exit(chan_mtx(chan)); } /* * 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. */ static int scsibusprint(void *aux, const char *pnp) { struct scsipibus_attach_args *sa = aux; struct scsipi_inquiry_pattern *inqbuf; u_int8_t type; const char *dtype; char vendor[33], product[65], revision[17]; int target, lun; if (pnp != NULL) aprint_normal("%s", pnp); inqbuf = &sa->sa_inqbuf; target = sa->sa_periph->periph_target; lun = sa->sa_periph->periph_lun; type = inqbuf->type & SID_TYPE; dtype = scsipi_dtype(type); strnvisx(vendor, sizeof(vendor), inqbuf->vendor, 8, VIS_TRIM|VIS_SAFE|VIS_OCTAL); strnvisx(product, sizeof(product), inqbuf->product, 16, VIS_TRIM|VIS_SAFE|VIS_OCTAL); strnvisx(revision, sizeof(revision), inqbuf->revision, 4, VIS_TRIM|VIS_SAFE|VIS_OCTAL); aprint_normal(" target %d lun %d: <%s, %s, %s> %s %s%s", target, lun, vendor, product, revision, dtype, inqbuf->removable ? "removable" : "fixed", (sa->sa_periph->periph_opcs != NULL) ? " timeout-info" : ""); return (UNCONF); } static const struct scsi_quirk_inquiry_pattern scsi_quirk_patterns[] = { {{T_DIRECT, T_REMOV, "Apple ", "iPod ", ""}, PQUIRK_START}, {{T_CDROM, T_REMOV, "CHINON ", "CD-ROM CDS-431 ", ""}, PQUIRK_NOLUNS}, {{T_CDROM, T_REMOV, "CHINON ", "CD-ROM CDS-435 ", ""}, PQUIRK_NOLUNS}, {{T_CDROM, T_REMOV, "Chinon ", "CD-ROM CDS-525 ", ""}, PQUIRK_NOLUNS}, {{T_CDROM, T_REMOV, "CHINON ", "CD-ROM CDS-535 ", ""}, PQUIRK_NOLUNS}, {{T_CDROM, T_REMOV, "DEC ", "RRD42 (C) DEC ", ""}, PQUIRK_NOLUNS}, {{T_CDROM, T_REMOV, "DENON ", "DRD-25X ", "V"}, PQUIRK_NOLUNS}, {{T_CDROM, T_REMOV, "GENERIC ", "CRD-BP2 ", ""}, PQUIRK_NOLUNS}, {{T_CDROM, T_REMOV, "HP ", "C4324/C4325 ", ""}, PQUIRK_NOLUNS}, {{T_CDROM, T_REMOV, "IMS ", "CDD521/10 ", "2.06"}, PQUIRK_NOLUNS}, {{T_CDROM, T_REMOV, "MATSHITA", "CD-ROM CR-5XX ", "1.0b"}, PQUIRK_NOLUNS}, {{T_CDROM, T_REMOV, "MEDAVIS ", "RENO CD-ROMX2A ", ""}, PQUIRK_NOLUNS}, {{T_CDROM, T_REMOV, "MEDIAVIS", "CDR-H93MV ", "1.3"}, PQUIRK_NOLUNS}, {{T_CDROM, T_REMOV, "NEC ", "CD-ROM DRIVE:502", ""}, PQUIRK_NOLUNS}, {{T_CDROM, T_REMOV, "NEC ", "CD-ROM DRIVE:55 ", ""}, PQUIRK_NOLUNS}, {{T_CDROM, T_REMOV, "NEC ", "CD-ROM DRIVE:83 ", ""}, PQUIRK_NOLUNS}, {{T_CDROM, T_REMOV, "NEC ", "CD-ROM DRIVE:84 ", ""}, PQUIRK_NOLUNS}, {{T_CDROM, T_REMOV, "NEC ", "CD-ROM DRIVE:841", ""}, PQUIRK_NOLUNS}, {{T_CDROM, T_REMOV, "OLYMPUS ", "CDS620E ", "1.1d"}, PQUIRK_NOLUNS|PQUIRK_NOSYNC|PQUIRK_NOCAPACITY}, {{T_CDROM, T_REMOV, "PIONEER ", "CD-ROM DR-124X ", "1.01"}, PQUIRK_NOLUNS}, {{T_CDROM, T_REMOV, "PLEXTOR ", "CD-ROM PX-4XCS ", "1.01"}, PQUIRK_NOLUNS|PQUIRK_NOSYNC}, {{T_CDROM, T_REMOV, "SONY ", "CD-ROM CDU-541 ", ""}, PQUIRK_NOLUNS}, {{T_CDROM, T_REMOV, "SONY ", "CD-ROM CDU-55S ", ""}, PQUIRK_NOLUNS}, {{T_CDROM, T_REMOV, "SONY ", "CD-ROM CDU-561 ", ""}, PQUIRK_NOLUNS}, {{T_CDROM, T_REMOV, "SONY ", "CD-ROM CDU-76S", ""}, PQUIRK_NOLUNS|PQUIRK_NOSYNC|PQUIRK_NOWIDE}, {{T_CDROM, T_REMOV, "SONY ", "CD-ROM CDU-8003A", ""}, PQUIRK_NOLUNS}, {{T_CDROM, T_REMOV, "SONY ", "CD-ROM CDU-8012 ", ""}, PQUIRK_NOLUNS}, {{T_CDROM, T_REMOV, "TEAC ", "CD-ROM ", "1.06"}, PQUIRK_NOLUNS}, {{T_CDROM, T_REMOV, "TEAC ", "CD-ROM CD-56S ", "1.0B"}, PQUIRK_NOLUNS}, {{T_CDROM, T_REMOV, "TEXEL ", "CD-ROM ", "1.06"}, PQUIRK_NOLUNS}, {{T_CDROM, T_REMOV, "TEXEL ", "CD-ROM DM-XX24 K", "1.09"}, PQUIRK_NOLUNS}, {{T_CDROM, T_REMOV, "TEXEL ", "CD-ROM DM-XX24 K", "1.10"}, PQUIRK_NOLUNS}, {{T_CDROM, T_REMOV, "TOSHIBA ", "XM-4101TASUNSLCD", ""}, PQUIRK_NOLUNS|PQUIRK_NOSYNC}, /* "IBM CDRM00201 !F" 0724 is an IBM OEM Toshiba XM-4101BME */ {{T_CDROM, T_REMOV, "IBM ", "CDRM00201 !F", "0724"}, PQUIRK_NOLUNS|PQUIRK_NOSYNC}, {{T_CDROM, T_REMOV, "ShinaKen", "CD-ROM DM-3x1S", "1.04"}, PQUIRK_NOLUNS}, {{T_CDROM, T_REMOV, "JVC ", "R2626", ""}, PQUIRK_NOLUNS}, {{T_CDROM, T_REMOV, "YAMAHA", "CRW8424S", ""}, PQUIRK_NOLUNS}, {{T_CDROM, T_REMOV, "NEC ", "CD-ROM DRIVE:222", ""}, PQUIRK_NOLUNS|PQUIRK_NOSYNC}, {{T_DIRECT, T_FIXED, "MICROP ", "1588-15MBSUN0669", ""}, PQUIRK_AUTOSAVE}, {{T_DIRECT, T_FIXED, "MICROP ", "2217-15MQ1091501", ""}, PQUIRK_NOSYNCCACHE}, {{T_OPTICAL, T_REMOV, "EPSON ", "OMD-5010 ", "3.08"}, PQUIRK_NOLUNS}, {{T_DIRECT, T_FIXED, "ADAPTEC ", "AEC-4412BD", "1.2A"}, PQUIRK_NOMODESENSE}, {{T_DIRECT, T_FIXED, "ADAPTEC ", "ACB-4000", ""}, PQUIRK_FORCELUNS|PQUIRK_AUTOSAVE|PQUIRK_NOMODESENSE}, {{T_DIRECT, T_FIXED, "DEC ", "RZ55 (C) DEC", ""}, PQUIRK_AUTOSAVE}, {{T_DIRECT, T_FIXED, "EMULEX ", "MD21/S2 ESDI", "A00"}, PQUIRK_FORCELUNS|PQUIRK_AUTOSAVE}, {{T_DIRECT, T_FIXED, "MICROP", "1548-15MZ1077801", "HZ2P"}, PQUIRK_NOTAG}, {{T_DIRECT, T_FIXED, "HP ", "C372", ""}, PQUIRK_NOTAG}, {{T_DIRECT, T_FIXED, "IBMRAID ", "0662S", ""}, PQUIRK_AUTOSAVE}, {{T_DIRECT, T_FIXED, "IBM ", "0663H", ""}, PQUIRK_AUTOSAVE}, {{T_DIRECT, T_FIXED, "IBM", "0664", ""}, PQUIRK_AUTOSAVE}, {{T_DIRECT, T_FIXED, /* improperly report DT-only sync mode */ "IBM ", "DXHS36D", ""}, PQUIRK_CAP_SYNC|PQUIRK_CAP_WIDE16}, {{T_DIRECT, T_FIXED, "IBM ", "DXHS18Y", ""}, PQUIRK_CAP_SYNC|PQUIRK_CAP_WIDE16}, {{T_DIRECT, T_FIXED, "IBM ", "H3171-S2", ""}, PQUIRK_NOLUNS|PQUIRK_AUTOSAVE}, {{T_DIRECT, T_FIXED, "IBM ", "KZ-C", ""}, PQUIRK_AUTOSAVE}, /* Broken IBM disk */ {{T_DIRECT, T_FIXED, "" , "DFRSS2F", ""}, PQUIRK_AUTOSAVE}, {{T_DIRECT, T_FIXED, "Initio ", "", ""}, PQUIRK_NOBIGMODESENSE}, {{T_DIRECT, T_FIXED, "JMicron ", "Generic ", ""}, PQUIRK_NOFUA}, {{T_DIRECT, T_REMOV, "MPL ", "MC-DISK- ", ""}, PQUIRK_NOLUNS}, {{T_DIRECT, T_FIXED, "MAXTOR ", "XT-3280 ", ""}, PQUIRK_NOLUNS}, {{T_DIRECT, T_FIXED, "MAXTOR ", "XT-4380S ", ""}, PQUIRK_NOLUNS}, {{T_DIRECT, T_FIXED, "MAXTOR ", "MXT-1240S ", ""}, PQUIRK_NOLUNS}, {{T_DIRECT, T_FIXED, "MAXTOR ", "XT-4170S ", ""}, PQUIRK_NOLUNS}, {{T_DIRECT, T_FIXED, "MAXTOR ", "XT-8760S", ""}, PQUIRK_NOLUNS}, {{T_DIRECT, T_FIXED, "MAXTOR ", "LXT-213S ", ""}, PQUIRK_NOLUNS}, {{T_DIRECT, T_FIXED, "MAXTOR ", "LXT-213S SUN0207", ""}, PQUIRK_NOLUNS}, {{T_DIRECT, T_FIXED, "MAXTOR ", "LXT-200S ", ""}, PQUIRK_NOLUNS}, {{T_DIRECT, T_FIXED, "MEGADRV ", "EV1000", ""}, PQUIRK_NOMODESENSE}, {{T_DIRECT, T_FIXED, "MICROP", "1991-27MZ", ""}, PQUIRK_NOTAG}, {{T_DIRECT, T_FIXED, "MST ", "SnapLink ", ""}, PQUIRK_NOLUNS}, {{T_DIRECT, T_FIXED, "NEC ", "D3847 ", "0307"}, PQUIRK_NOLUNS}, {{T_CDROM, T_REMOV, "PiSCSI ", "SCSI CD-ROM ", ""}, PQUIRK_NOREADDISCINFO}, {{T_DIRECT, T_FIXED, "QUANTUM ", "ELS85S ", ""}, PQUIRK_AUTOSAVE}, {{T_DIRECT, T_FIXED, "QUANTUM ", "LPS525S ", ""}, PQUIRK_NOLUNS}, {{T_DIRECT, T_FIXED, "QUANTUM ", "P105S 910-10-94x", ""}, PQUIRK_NOLUNS}, {{T_DIRECT, T_FIXED, "QUANTUM ", "PD1225S ", ""}, PQUIRK_NOLUNS}, {{T_DIRECT, T_FIXED, "QUANTUM ", "PD210S SUN0207", ""}, PQUIRK_NOLUNS}, {{T_DIRECT, T_FIXED, "QUANTUM ", "ATLAS IV 9 WLS", "0A0A"}, PQUIRK_CAP_NODT}, {{T_DIRECT, T_FIXED, "RODIME ", "RO3000S ", ""}, PQUIRK_NOLUNS}, {{T_DIRECT, T_FIXED, "SEAGATE ", "ST125N ", ""}, PQUIRK_NOLUNS}, {{T_DIRECT, T_FIXED, "SEAGATE ", "ST157N ", ""}, PQUIRK_NOLUNS}, {{T_DIRECT, T_FIXED, "SEAGATE ", "ST296 ", ""}, PQUIRK_NOLUNS}, {{T_DIRECT, T_FIXED, "SEAGATE ", "ST296N ", ""}, PQUIRK_NOLUNS}, {{T_DIRECT, T_FIXED, "SEAGATE ", "ST318404LC ", ""}, PQUIRK_NOLUNS}, {{T_DIRECT, T_FIXED, "SEAGATE ", "ST336753LC ", ""}, PQUIRK_NOLUNS}, {{T_DIRECT, T_FIXED, "SEAGATE ", "ST336753LW ", ""}, PQUIRK_NOLUNS}, {{T_DIRECT, T_FIXED, "SEAGATE ", "ST336754LC ", ""}, PQUIRK_NOLUNS}, {{T_DIRECT, T_FIXED, "SEAGATE ", "ST39236LC ", ""}, PQUIRK_NOLUNS}, {{T_DIRECT, T_FIXED, "SEAGATE ", "ST15150N ", ""}, PQUIRK_NOTAG}, {{T_DIRECT, T_FIXED, "SEAGATE ", "ST19171", ""}, PQUIRK_NOMODESENSE}, {{T_DIRECT, T_FIXED, "SEAGATE ", "ST32430N", ""}, PQUIRK_CAP_SYNC}, {{T_DIRECT, T_FIXED, "SEAGATE ", "ST34501FC ", ""}, PQUIRK_NOMODESENSE}, {{T_DIRECT, T_FIXED, "SEAGATE ", "SX910800N", ""}, PQUIRK_NOTAG}, {{T_DIRECT, T_FIXED, "TOSHIBA ", "MK538FB ", "6027"}, PQUIRK_NOLUNS}, {{T_DIRECT, T_FIXED, "MICROP ", "1924", ""}, PQUIRK_CAP_SYNC}, {{T_DIRECT, T_FIXED, "FUJITSU ", "M2266", ""}, PQUIRK_CAP_SYNC}, {{T_DIRECT, T_FIXED, "FUJITSU ", "M2624S-512 ", ""}, PQUIRK_CAP_SYNC}, {{T_DIRECT, T_FIXED, "SEAGATE ", "SX336704LC" , ""}, PQUIRK_CAP_SYNC | PQUIRK_CAP_WIDE16}, {{T_DIRECT, T_FIXED, "SEAGATE ", "SX173404LC", ""}, PQUIRK_CAP_SYNC | PQUIRK_CAP_WIDE16}, {{T_DIRECT, T_FIXED, "ORACLE", "BlockVolume", ""}, PQUIRK_ONLYBIG}, {{T_DIRECT, T_REMOV, "IOMEGA", "ZIP 100", "J.03"}, PQUIRK_NOLUNS|PQUIRK_NOSYNC}, {{T_DIRECT, T_REMOV, "INSITE", "I325VM", ""}, PQUIRK_NOLUNS}, /* XXX: QIC-36 tape behind Emulex adapter. Very broken. */ {{T_SEQUENTIAL, T_REMOV, " ", " ", " "}, PQUIRK_NOLUNS}, {{T_SEQUENTIAL, T_REMOV, "EMULEX ", "MT-02 QIC ", ""}, PQUIRK_NOLUNS}, {{T_SEQUENTIAL, T_REMOV, "CALIPER ", "CP150 ", ""}, PQUIRK_NOLUNS}, {{T_SEQUENTIAL, T_REMOV, "EXABYTE ", "EXB-8200 ", ""}, PQUIRK_NOLUNS}, {{T_SEQUENTIAL, T_REMOV, "SONY ", "GY-10C ", ""}, PQUIRK_NOLUNS}, {{T_SEQUENTIAL, T_REMOV, "SONY ", "SDT-2000 ", "2.09"}, PQUIRK_NOLUNS}, {{T_SEQUENTIAL, T_REMOV, "SONY ", "SDT-5000 ", "3."}, PQUIRK_NOSYNC|PQUIRK_NOWIDE}, {{T_SEQUENTIAL, T_REMOV, "SONY ", "SDT-5200 ", "3."}, PQUIRK_NOLUNS}, {{T_SEQUENTIAL, T_REMOV, "TANDBERG", " TDC 3600 ", ""}, PQUIRK_NOLUNS}, /* Following entry reported as a Tandberg 3600; ref. PR1933 */ {{T_SEQUENTIAL, T_REMOV, "ARCHIVE ", "VIPER 150 21247", ""}, PQUIRK_NOLUNS}, /* Following entry for a Cipher ST150S; ref. PR4171 */ {{T_SEQUENTIAL, T_REMOV, "ARCHIVE ", "VIPER 1500 21247", "2.2G"}, PQUIRK_NOLUNS}, {{T_SEQUENTIAL, T_REMOV, "ARCHIVE ", "Python 28454-XXX", ""}, PQUIRK_NOLUNS}, {{T_SEQUENTIAL, T_REMOV, "WANGTEK ", "5099ES SCSI", ""}, PQUIRK_NOLUNS}, {{T_SEQUENTIAL, T_REMOV, "WANGTEK ", "5150ES SCSI", ""}, PQUIRK_NOLUNS}, {{T_SEQUENTIAL, T_REMOV, "WANGTEK ", "SCSI-36", ""}, PQUIRK_NOLUNS}, {{T_SEQUENTIAL, T_REMOV, "WangDAT ", "Model 1300 ", "02.4"}, PQUIRK_NOSYNC|PQUIRK_NOWIDE}, {{T_SEQUENTIAL, T_REMOV, "WangDAT ", "Model 2600 ", "01.7"}, PQUIRK_NOSYNC|PQUIRK_NOWIDE}, {{T_SEQUENTIAL, T_REMOV, "WangDAT ", "Model 3200 ", "02.2"}, PQUIRK_NOSYNC|PQUIRK_NOWIDE}, {{T_SEQUENTIAL, T_REMOV, "TEAC ", "MT-2ST/N50 ", ""}, PQUIRK_NOLUNS}, {{T_SCANNER, T_FIXED, "RICOH ", "IS60 ", "1R08"}, PQUIRK_NOLUNS}, {{T_SCANNER, T_FIXED, "UMAX ", "Astra 1200S ", "V2.9"}, PQUIRK_NOLUNS}, {{T_SCANNER, T_FIXED, "UMAX ", "Astra 1220S ", ""}, PQUIRK_NOLUNS}, {{T_SCANNER, T_FIXED, "UMAX ", "UMAX S-6E ", "V2.0"}, PQUIRK_NOLUNS}, {{T_SCANNER, T_FIXED, "UMAX ", "UMAX S-12 ", "V2.1"}, PQUIRK_NOLUNS}, {{T_SCANNER, T_FIXED, "ULTIMA ", "A6000C ", ""}, PQUIRK_NOLUNS}, {{T_PROCESSOR, T_FIXED, "ESG-SHV", "SCA HSBP M15", ""}, PQUIRK_NOLUNS}, {{T_PROCESSOR, T_FIXED, "SYMBIOS", "", ""}, PQUIRK_NOLUNS}, {{T_PROCESSOR, T_FIXED, "LITRONIC", "PCMCIA ", ""}, PQUIRK_NOLUNS}, {{T_CHANGER, T_REMOV, "SONY ", "CDL1100 ", ""}, PQUIRK_NOLUNS}, {{T_ENCLOSURE, T_FIXED, "SUN ", "SENA ", ""}, PQUIRK_NOLUNS}, {{T_CDROM, T_REMOV, "SUN ", "Virtual CDROM ", ""}, PQUIRK_NOREADDISCINFO}, }; /* * given a target and lun, ask the device what * it is, and find the correct driver table * entry. */ static int scsi_probe_device(struct scsibus_softc *sc, int target, int lun) { struct scsipi_channel *chan = sc->sc_channel; struct scsipi_periph *periph; struct scsipi_inquiry_data inqbuf; const struct scsi_quirk_inquiry_pattern *finger; int checkdtype, priority, docontinue, quirks; struct scsipibus_attach_args sa; cfdata_t cf; int locs[SCSIBUSCF_NLOCS]; /* * 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 (scsipi_lookup_periph(chan, target, lun) != NULL) return (docontinue); periph = scsipi_alloc_periph(M_WAITOK); periph->periph_channel = chan; periph->periph_switch = &scsi_probe_dev; periph->periph_target = target; periph->periph_lun = lun; periph->periph_quirks = chan->chan_defquirks; #ifdef SCSIPI_DEBUG if (SCSIPI_DEBUG_TYPE == SCSIPI_BUSTYPE_SCSI && SCSIPI_DEBUG_TARGET == target && SCSIPI_DEBUG_LUN == lun) periph->periph_dbflags |= SCSIPI_DEBUG_FLAGS; #endif /* * Ask the device what it is */ #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(periph, XS_CTL_DISCOVERY | XS_CTL_SILENT); #endif /* SCSI_2_DEF */ /* Now go ask the device all about itself. */ memset(&inqbuf, 0, sizeof(inqbuf)); { u_int8_t *extension = &inqbuf.flags1; int len = 0; while (len < 3) extension[len++] = '\0'; while (len < 3 + 28) extension[len++] = ' '; while (len < 3 + 28 + 20) extension[len++] = '\0'; while (len < 3 + 28 + 20 + 1) extension[len++] = '\0'; while (len < 3 + 28 + 20 + 1 + 1) extension[len++] = '\0'; while (len < 3 + 28 + 20 + 1 + 1 + (8*2)) extension[len++] = ' '; } if (scsipi_inquire(periph, &inqbuf, XS_CTL_DISCOVERY | XS_CTL_SILENT)) goto bad; periph->periph_type = inqbuf.device & SID_TYPE; if (inqbuf.dev_qual2 & SID_REMOVABLE) periph->periph_flags |= PERIPH_REMOVABLE; periph->periph_version = inqbuf.version & SID_ANSII; /* * 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_PRESENT: checkdtype = 1; break; case SID_QUAL_LU_NOTPRESENT: case SID_QUAL_reserved: case SID_QUAL_LU_NOT_SUPP: goto bad; default: break; } /* Let the adapter driver handle the device separately if it wants. */ if (chan->chan_adapter->adapt_accesschk != NULL && (*chan->chan_adapter->adapt_accesschk)(periph, &sa.sa_inqbuf)) goto bad; if (checkdtype) { switch (periph->periph_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: case T_SIMPLE_DIRECT: case T_OPTIC_CARD_RW: case T_OBJECT_STORED: default: break; case T_NODEVICE: goto bad; } } sa.sa_periph = periph; 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; sa.sa_inqptr = &inqbuf; finger = scsipi_inqmatch( &sa.sa_inqbuf, scsi_quirk_patterns, sizeof(scsi_quirk_patterns)/sizeof(scsi_quirk_patterns[0]), sizeof(scsi_quirk_patterns[0]), &priority); if (finger != NULL) quirks = finger->quirks; else quirks = 0; /* * Determine the operating mode capabilities of the device. */ if (periph->periph_version >= 2) { if ((inqbuf.flags3 & SID_CmdQue) != 0 && (quirks & PQUIRK_NOTAG) == 0) periph->periph_cap |= PERIPH_CAP_TQING; if ((inqbuf.flags3 & SID_Linked) != 0) periph->periph_cap |= PERIPH_CAP_LINKCMDS; if ((inqbuf.flags3 & SID_Sync) != 0 && (quirks & PQUIRK_NOSYNC) == 0) periph->periph_cap |= PERIPH_CAP_SYNC; if ((inqbuf.flags3 & SID_WBus16) != 0 && (quirks & PQUIRK_NOWIDE) == 0) periph->periph_cap |= PERIPH_CAP_WIDE16; if ((inqbuf.flags3 & SID_WBus32) != 0 && (quirks & PQUIRK_NOWIDE) == 0) periph->periph_cap |= PERIPH_CAP_WIDE32; if ((inqbuf.flags3 & SID_SftRe) != 0) periph->periph_cap |= PERIPH_CAP_SFTRESET; if ((inqbuf.flags3 & SID_RelAdr) != 0) periph->periph_cap |= PERIPH_CAP_RELADR; /* SPC-2 */ if (periph->periph_version >= 3 && !(quirks & PQUIRK_CAP_NODT)){ /* * Report ST clocking though CAP_WIDExx/CAP_SYNC. * If the device only supports DT, clear these * flags (DT implies SYNC and WIDE) */ switch (inqbuf.flags4 & SID_Clocking) { case SID_CLOCKING_DT_ONLY: periph->periph_cap &= ~(PERIPH_CAP_SYNC | PERIPH_CAP_WIDE16 | PERIPH_CAP_WIDE32); /* FALLTHROUGH */ case SID_CLOCKING_SD_DT: periph->periph_cap |= PERIPH_CAP_DT; break; default: /* ST only or invalid */ /* nothing to do */ break; } } if (periph->periph_version >= 3) { if (inqbuf.flags4 & SID_IUS) periph->periph_cap |= PERIPH_CAP_IUS; if (inqbuf.flags4 & SID_QAS) periph->periph_cap |= PERIPH_CAP_QAS; } } if (quirks & PQUIRK_CAP_SYNC) periph->periph_cap |= PERIPH_CAP_SYNC; if (quirks & PQUIRK_CAP_WIDE16) periph->periph_cap |= PERIPH_CAP_WIDE16; /* * Now apply any quirks from the table. */ periph->periph_quirks |= quirks; if (periph->periph_version == 0 && (periph->periph_quirks & PQUIRK_FORCELUNS) == 0) periph->periph_quirks |= PQUIRK_NOLUNS; if ((periph->periph_quirks & PQUIRK_NOLUNS) == 0) docontinue = 1; locs[SCSIBUSCF_TARGET] = target; locs[SCSIBUSCF_LUN] = lun; KERNEL_LOCK(1, NULL); if ((cf = config_search(sc->sc_dev, &sa, CFARGS(.submatch = config_stdsubmatch, .locators = locs))) != NULL) { scsipi_insert_periph(chan, periph); /* * Determine supported opcodes and timeouts if available. * Only do this on peripherals reporting SCSI version 3 * or greater - this command isn't in the SCSI-2 spec. and * it causes either timeouts or peripherals disappearing * when sent to some SCSI-1 or SCSI-2 peripherals. */ if (periph->periph_version >= 3) scsipi_get_opcodeinfo(periph); /* * XXX Can't assign periph_dev here, because we'll * XXX need it before config_attach() returns. Must * XXX assign it in periph driver. */ config_attach(sc->sc_dev, cf, &sa, scsibusprint, CFARGS(.locators = locs)); KERNEL_UNLOCK_ONE(NULL); } else { scsibusprint(&sa, device_xname(sc->sc_dev)); aprint_normal(" not configured\n"); KERNEL_UNLOCK_ONE(NULL); goto bad; } return (docontinue); bad: scsipi_free_periph(periph); return (docontinue); } /****** Entry points for user control of the SCSI bus. ******/ static int scsibusopen(dev_t dev, int flag, int fmt, struct lwp *l) { struct scsibus_softc *sc; int error, unit = minor(dev); sc = device_lookup_private(&scsibus_cd, unit); if (sc == NULL) return (ENXIO); if (sc->sc_flags & SCSIBUSF_OPEN) return (EBUSY); if ((error = scsipi_adapter_addref(sc->sc_channel->chan_adapter)) != 0) return (error); sc->sc_flags |= SCSIBUSF_OPEN; return (0); } static int scsibusclose(dev_t dev, int flag, int fmt, struct lwp *l) { struct scsibus_softc *sc; sc = device_lookup_private(&scsibus_cd, minor(dev)); scsipi_adapter_delref(sc->sc_channel->chan_adapter); sc->sc_flags &= ~SCSIBUSF_OPEN; return (0); } static int scsibusioctl(dev_t dev, u_long cmd, void *addr, int flag, struct lwp *l) { struct scsibus_softc *sc; struct scsipi_channel *chan; int error; sc = device_lookup_private(&scsibus_cd, minor(dev)); chan = sc->sc_channel; /* * 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 SCBUSIODETACH: case SCBUSIORESET: if ((flag & FWRITE) == 0) return (EBADF); } switch (cmd) { case SCBUSIOSCAN: { struct scbusioscan_args *a = (struct scbusioscan_args *)addr; error = scsi_probe_bus(sc, a->sa_target, a->sa_lun); break; } case SCBUSIODETACH: { struct scbusiodetach_args *a = (struct scbusiodetach_args *)addr; error = scsipi_target_detach(chan, a->sa_target, a->sa_lun, 0); break; } case SCBUSIORESET: /* FALLTHROUGH */ default: error = scsipi_adapter_ioctl(chan, cmd, addr, flag, l->l_proc); break; } return (error); }