- Tidy up some printf code in chattach().
- Implement a simple quirks framework for changers. - Add a quirk for the Spectra 9000 8mm tape library; it requires a slightly-longer-than-1-minute delay to take tape inventory. Many thanks to David Webster at Cygnus Solutions for testing this for me.
This commit is contained in:
thorpej
parent
625d310b1b
commit
850b75414f
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@ -1,7 +1,7 @@
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/* $NetBSD: ch.c,v 1.25 1996/12/05 01:06:40 cgd Exp $ */
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/* $NetBSD: ch.c,v 1.26 1997/02/21 22:06:52 thorpej Exp $ */
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/*
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* Copyright (c) 1996 Jason R. Thorpe <thorpej@and.com>
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* Copyright (c) 1996, 1997 Jason R. Thorpe <thorpej@and.com>
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* All rights reserved.
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*
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* Partially based on an autochanger driver written by Stefan Grefen
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@ -81,6 +81,12 @@ struct ch_softc {
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u_int8_t sc_exchangemask[4];
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int flags; /* misc. info */
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/*
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* Quirks; see below.
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*/
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int sc_settledelay; /* delay for settle */
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};
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/* sc_flags */
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@ -118,6 +124,21 @@ int ch_position __P((struct ch_softc *, struct changer_position *));
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int ch_usergetelemstatus __P((struct ch_softc *, int, u_int8_t *));
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int ch_getelemstatus __P((struct ch_softc *, int, int, caddr_t, size_t));
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int ch_get_params __P((struct ch_softc *, int));
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void ch_get_quirks __P((struct ch_softc *, struct scsi_inquiry_data *));
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/*
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* SCSI changer quirks.
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*/
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struct chquirk {
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struct scsi_inquiry_pattern cq_match; /* device id pattern */
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int cq_settledelay; /* settle delay, in seconds */
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};
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struct chquirk chquirks[] = {
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{{T_CHANGER, T_REMOV,
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"SPECTRA", "9000", "0200"},
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75},
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};
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int
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chmatch(parent, match, aux)
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@ -156,6 +177,21 @@ chattach(parent, self, aux)
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printf("\n");
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/*
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* Find out our device's quirks.
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*/
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ch_get_quirks(sc, sa->sa_inqbuf);
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/*
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* Some changers require a long time to settle out, to do
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* tape inventory, for instance.
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*/
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if (sc->sc_settledelay) {
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printf("%s: waiting %d seconds for changer to settle...\n",
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sc->sc_dev.dv_xname, sc->sc_settledelay);
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delay(1000000 * sc->sc_settledelay);
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}
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/*
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* Get information about the device. Note we can't use
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* interrupts yet.
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@ -163,18 +199,14 @@ chattach(parent, self, aux)
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if (ch_get_params(sc, SCSI_AUTOCONF))
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printf("%s: offline\n", sc->sc_dev.dv_xname);
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else {
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printf("%s: %d slot%s, %d drive%s, %d picker%s",
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#define PLURAL(c) (c) == 1 ? "" : "s"
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printf("%s: %d slot%s, %d drive%s, %d picker%s, %d portal%s\n",
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sc->sc_dev.dv_xname,
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sc->sc_counts[CHET_ST], (sc->sc_counts[CHET_ST] > 1) ?
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"s" : "",
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sc->sc_counts[CHET_DT], (sc->sc_counts[CHET_DT] > 1) ?
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"s" : "",
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sc->sc_counts[CHET_MT], (sc->sc_counts[CHET_MT] > 1) ?
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"s" : "");
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if (sc->sc_counts[CHET_IE])
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printf(", %d portal%s", sc->sc_counts[CHET_IE],
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(sc->sc_counts[CHET_IE] > 1) ? "s" : "");
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printf("\n");
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sc->sc_counts[CHET_ST], PLURAL(sc->sc_counts[CHET_ST]),
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sc->sc_counts[CHET_DT], PLURAL(sc->sc_counts[CHET_DT]),
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sc->sc_counts[CHET_MT], PLURAL(sc->sc_counts[CHET_MT]),
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sc->sc_counts[CHET_IE], PLURAL(sc->sc_counts[CHET_IE]));
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#undef PLURAL
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#ifdef CHANGER_DEBUG
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printf("%s: move mask: 0x%x 0x%x 0x%x 0x%x\n",
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sc->sc_dev.dv_xname,
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@ -660,3 +692,22 @@ ch_get_params(sc, scsiflags)
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sc->sc_link->flags |= SDEV_MEDIA_LOADED;
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return (0);
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}
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void
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ch_get_quirks(sc, inqbuf)
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struct ch_softc *sc;
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struct scsi_inquiry_data *inqbuf;
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{
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struct chquirk *match;
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int priority;
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sc->sc_settledelay = 0;
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match = (struct chquirk *)scsi_inqmatch(inqbuf,
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(caddr_t)chquirks,
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sizeof(chquirks) / sizeof(chquirks[0]),
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sizeof(chquirks[0]), &priority);
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if (priority != 0) {
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sc->sc_settledelay = match->cq_settledelay;
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}
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}
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@ -1,7 +1,7 @@
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/* $NetBSD: ch.c,v 1.25 1996/12/05 01:06:40 cgd Exp $ */
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/* $NetBSD: ch.c,v 1.26 1997/02/21 22:06:52 thorpej Exp $ */
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/*
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* Copyright (c) 1996 Jason R. Thorpe <thorpej@and.com>
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* Copyright (c) 1996, 1997 Jason R. Thorpe <thorpej@and.com>
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* All rights reserved.
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*
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* Partially based on an autochanger driver written by Stefan Grefen
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@ -81,6 +81,12 @@ struct ch_softc {
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u_int8_t sc_exchangemask[4];
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int flags; /* misc. info */
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/*
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* Quirks; see below.
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*/
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int sc_settledelay; /* delay for settle */
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};
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/* sc_flags */
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@ -118,6 +124,21 @@ int ch_position __P((struct ch_softc *, struct changer_position *));
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int ch_usergetelemstatus __P((struct ch_softc *, int, u_int8_t *));
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int ch_getelemstatus __P((struct ch_softc *, int, int, caddr_t, size_t));
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int ch_get_params __P((struct ch_softc *, int));
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void ch_get_quirks __P((struct ch_softc *, struct scsi_inquiry_data *));
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/*
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* SCSI changer quirks.
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*/
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struct chquirk {
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struct scsi_inquiry_pattern cq_match; /* device id pattern */
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int cq_settledelay; /* settle delay, in seconds */
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};
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struct chquirk chquirks[] = {
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{{T_CHANGER, T_REMOV,
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"SPECTRA", "9000", "0200"},
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75},
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};
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int
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chmatch(parent, match, aux)
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@ -156,6 +177,21 @@ chattach(parent, self, aux)
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printf("\n");
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/*
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* Find out our device's quirks.
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*/
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ch_get_quirks(sc, sa->sa_inqbuf);
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/*
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* Some changers require a long time to settle out, to do
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* tape inventory, for instance.
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*/
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if (sc->sc_settledelay) {
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printf("%s: waiting %d seconds for changer to settle...\n",
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sc->sc_dev.dv_xname, sc->sc_settledelay);
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delay(1000000 * sc->sc_settledelay);
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}
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/*
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* Get information about the device. Note we can't use
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* interrupts yet.
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@ -163,18 +199,14 @@ chattach(parent, self, aux)
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if (ch_get_params(sc, SCSI_AUTOCONF))
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printf("%s: offline\n", sc->sc_dev.dv_xname);
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else {
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printf("%s: %d slot%s, %d drive%s, %d picker%s",
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#define PLURAL(c) (c) == 1 ? "" : "s"
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printf("%s: %d slot%s, %d drive%s, %d picker%s, %d portal%s\n",
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sc->sc_dev.dv_xname,
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sc->sc_counts[CHET_ST], (sc->sc_counts[CHET_ST] > 1) ?
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"s" : "",
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sc->sc_counts[CHET_DT], (sc->sc_counts[CHET_DT] > 1) ?
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"s" : "",
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sc->sc_counts[CHET_MT], (sc->sc_counts[CHET_MT] > 1) ?
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"s" : "");
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if (sc->sc_counts[CHET_IE])
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printf(", %d portal%s", sc->sc_counts[CHET_IE],
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(sc->sc_counts[CHET_IE] > 1) ? "s" : "");
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printf("\n");
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sc->sc_counts[CHET_ST], PLURAL(sc->sc_counts[CHET_ST]),
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sc->sc_counts[CHET_DT], PLURAL(sc->sc_counts[CHET_DT]),
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sc->sc_counts[CHET_MT], PLURAL(sc->sc_counts[CHET_MT]),
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sc->sc_counts[CHET_IE], PLURAL(sc->sc_counts[CHET_IE]));
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#undef PLURAL
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#ifdef CHANGER_DEBUG
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printf("%s: move mask: 0x%x 0x%x 0x%x 0x%x\n",
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sc->sc_dev.dv_xname,
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@ -660,3 +692,22 @@ ch_get_params(sc, scsiflags)
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sc->sc_link->flags |= SDEV_MEDIA_LOADED;
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return (0);
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}
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void
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ch_get_quirks(sc, inqbuf)
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struct ch_softc *sc;
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struct scsi_inquiry_data *inqbuf;
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{
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struct chquirk *match;
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int priority;
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sc->sc_settledelay = 0;
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match = (struct chquirk *)scsi_inqmatch(inqbuf,
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(caddr_t)chquirks,
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sizeof(chquirks) / sizeof(chquirks[0]),
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sizeof(chquirks[0]), &priority);
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if (priority != 0) {
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sc->sc_settledelay = match->cq_settledelay;
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}
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}
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