dcea5d31ee
terminating zero and uninitialized dada following -use use the "vendor" field for the name which is used in the default disklabel, the "product" field is meaningless or not existing for ATAPI (serial number)
244 lines
7.6 KiB
C
244 lines
7.6 KiB
C
/* $NetBSD: cd_atapi.c,v 1.19 2002/01/09 18:48:18 drochner Exp $ */
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/*
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* Copyright (c) 1997 Manuel Bouyer. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Charles M. Hannum.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Originally written by Julian Elischer (julian@tfs.com)
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* for TRW Financial Systems for use under the MACH(2.5) operating system.
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*
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* TRW Financial Systems, in accordance with their agreement with Carnegie
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* Mellon University, makes this software available to CMU to distribute
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* or use in any manner that they see fit as long as this message is kept with
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* the software. For this reason TFS also grants any other persons or
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* organisations permission to use or modify this software.
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*
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* TFS supplies this software to be publicly redistributed
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* on the understanding that TFS is not responsible for the correct
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* functioning of this software in any circumstances.
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*
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* Ported to run under 386BSD by Julian Elischer (julian@tfs.com) Sept 1992
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: cd_atapi.c,v 1.19 2002/01/09 18:48:18 drochner Exp $");
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#include "rnd.h"
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/file.h>
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#include <sys/device.h>
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#include <sys/disk.h>
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#include <sys/buf.h>
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#if NRND > 0
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#include <sys/rnd.h>
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#endif
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#include <sys/cdio.h>
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#include <dev/scsipi/scsipi_all.h>
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#include <dev/scsipi/scsipi_cd.h>
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#include <dev/scsipi/atapi_cd.h>
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#include <dev/scsipi/atapiconf.h>
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#include <dev/scsipi/cdvar.h>
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int cd_atapibus_match __P((struct device *, struct cfdata *, void *));
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void cd_atapibus_attach __P((struct device *, struct device *, void *));
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struct cfattach cd_atapibus_ca = {
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sizeof(struct cd_softc), cd_atapibus_match, cd_atapibus_attach,
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cddetach, cdactivate
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};
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struct scsipi_inquiry_pattern cd_atapibus_patterns[] = {
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{T_CDROM, T_REMOV,
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"", "", ""},
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{T_WORM, T_REMOV,
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"", "", ""},
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{T_DIRECT, T_REMOV,
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"NEC CD-ROM DRIVE:260", "", ""},
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};
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int cd_atapibus_setchan __P((struct cd_softc *, int, int, int, int, int));
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int cd_atapibus_getvol __P((struct cd_softc *, struct ioc_vol *, int));
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int cd_atapibus_setvol __P((struct cd_softc *, const struct ioc_vol *,
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int));
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int cd_atapibus_set_pa_immed __P((struct cd_softc *, int));
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int cd_atapibus_load_unload __P((struct cd_softc *, int, int));
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const struct cd_ops cd_atapibus_ops = {
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cd_atapibus_setchan,
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cd_atapibus_getvol,
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cd_atapibus_setvol,
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cd_atapibus_set_pa_immed,
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cd_atapibus_load_unload,
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};
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int
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cd_atapibus_match(parent, match, aux)
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struct device *parent;
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struct cfdata *match;
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void *aux;
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{
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struct scsipibus_attach_args *sa = aux;
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int priority;
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if (scsipi_periph_bustype(sa->sa_periph) != SCSIPI_BUSTYPE_ATAPI)
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return (0);
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(void)scsipi_inqmatch(&sa->sa_inqbuf,
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(caddr_t)cd_atapibus_patterns,
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sizeof(cd_atapibus_patterns) / sizeof(cd_atapibus_patterns[0]),
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sizeof(cd_atapibus_patterns[0]), &priority);
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return (priority);
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}
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/*
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* The routine called by the low level scsi routine when it discovers
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* A device suitable for this driver
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*/
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void
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cd_atapibus_attach(parent, self, aux)
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struct device *parent, *self;
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void *aux;
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{
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struct cd_softc *cd = (void *)self;
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struct scsipibus_attach_args *sa = aux;
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struct scsipi_periph *periph = sa->sa_periph;
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SC_DEBUG(periph, SCSIPI_DB2, ("cdattach: "));
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strncpy(cd->name, sa->sa_inqbuf.vendor, 16);
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cdattach(parent, cd, periph, &cd_atapibus_ops);
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/* XXX should I get the ATAPI_CAP_PAGE here ? */
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}
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int
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cd_atapibus_setchan(cd, p0, p1, p2, p3, flags)
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struct cd_softc *cd;
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int p0, p1, p2, p3, flags;
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{
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struct atapi_cd_mode_data data;
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int error;
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if ((error = scsipi_mode_sense_big(cd->sc_periph, 0, ATAPI_AUDIO_PAGE,
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&data.header, AUDIOPAGESIZE,
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flags | XS_CTL_DATA_ONSTACK, CDRETRIES, 20000)) != 0)
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return (error);
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data.pages.audio.port[LEFT_PORT].channels = p0;
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data.pages.audio.port[RIGHT_PORT].channels = p1;
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data.pages.audio.port[2].channels = p2;
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data.pages.audio.port[3].channels = p3;
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return (scsipi_mode_select_big(cd->sc_periph, SMS_PF,
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&data.header, AUDIOPAGESIZE,
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flags | XS_CTL_DATA_ONSTACK, CDRETRIES, 20000));
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}
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int
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cd_atapibus_getvol(cd, arg, flags)
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struct cd_softc *cd;
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struct ioc_vol *arg;
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int flags;
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{
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struct atapi_cd_mode_data data;
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int error;
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if ((error = scsipi_mode_sense_big(cd->sc_periph, 0, ATAPI_AUDIO_PAGE,
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&data.header, AUDIOPAGESIZE,
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flags | XS_CTL_DATA_ONSTACK, CDRETRIES, 20000)) != 0)
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return (error);
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arg->vol[0] = data.pages.audio.port[0].volume;
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arg->vol[1] = data.pages.audio.port[1].volume;
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arg->vol[2] = data.pages.audio.port[2].volume;
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arg->vol[3] = data.pages.audio.port[3].volume;
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return (0);
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}
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int
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cd_atapibus_setvol(cd, arg, flags)
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struct cd_softc *cd;
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const struct ioc_vol *arg;
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int flags;
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{
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struct atapi_cd_mode_data data, mask;
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int error;
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if ((error = scsipi_mode_sense_big(cd->sc_periph, 0, ATAPI_AUDIO_PAGE,
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&data.header, AUDIOPAGESIZE,
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flags | XS_CTL_DATA_ONSTACK, CDRETRIES, 20000)) != 0)
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return (error);
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if ((error = scsipi_mode_sense_big(cd->sc_periph, 0,
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ATAPI_AUDIO_PAGE_MASK, &mask.header, AUDIOPAGESIZE,
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flags | XS_CTL_DATA_ONSTACK, CDRETRIES, 20000)) != 0)
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return (error);
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data.pages.audio.port[0].volume = arg->vol[0] &
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mask.pages.audio.port[0].volume;
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data.pages.audio.port[1].volume = arg->vol[1] &
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mask.pages.audio.port[1].volume;
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data.pages.audio.port[2].volume = arg->vol[2] &
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mask.pages.audio.port[2].volume;
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data.pages.audio.port[3].volume = arg->vol[3] &
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mask.pages.audio.port[3].volume;
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return (scsipi_mode_select_big(cd->sc_periph, SMS_PF,
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&data.header, AUDIOPAGESIZE,
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flags | XS_CTL_DATA_ONSTACK, CDRETRIES, 20000));
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}
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int
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cd_atapibus_set_pa_immed(cd, flags)
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struct cd_softc *cd;
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int flags;
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{
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/* Noop. */
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return (0);
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}
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int
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cd_atapibus_load_unload(cd, options, slot)
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struct cd_softc *cd;
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int options, slot;
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{
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struct atapi_load_unload atapi_cmd;
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memset(&atapi_cmd, 0, sizeof(atapi_cmd));
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atapi_cmd.opcode = ATAPI_LOAD_UNLOAD;
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atapi_cmd.options = options; /* ioctl uses ATAPI values */
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atapi_cmd.slot = slot;
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return (scsipi_command(cd->sc_periph,
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(struct scsipi_generic *)&atapi_cmd, sizeof(atapi_cmd),
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0, 0, CDRETRIES, 200000, NULL, 0));
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}
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