NetBSD/sys/dev/scsipi/cdvar.h

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/* $NetBSD: cdvar.h,v 1.10 1999/02/02 13:02:49 bouyer Exp $ */
/*
* Copyright (c) 1997 Manuel Bouyer. All rights reserved.
*
* 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 Charles M. Hannum.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*/
#define CDRETRIES 4
struct cd_ops;
struct cd_softc {
struct device sc_dev;
struct disk sc_dk;
int flags;
#define CDF_LOCKED 0x01
#define CDF_WANTED 0x02
#define CDF_WLABEL 0x04 /* label is writable */
#define CDF_LABELLING 0x08 /* writing label */
#define CDF_ANCIENT 0x10 /* disk is ancient; for minphys */
struct scsipi_link *sc_link; /* contains our targ, lun, etc. */
struct cd_parms {
int blksize;
u_long disksize; /* total number sectors */
} params;
struct buf buf_queue;
char name[16]; /* product name, for default disklabel */
const struct cd_ops *sc_ops; /* our bus-dependent ops vector */
#if NRND > 0
rndsource_element_t rnd_source;
#endif
};
struct cd_ops {
int (*cdo_setchan) __P((struct cd_softc *, int, int, int, int,
int));
int (*cdo_getvol) __P((struct cd_softc *, struct ioc_vol *, int));
int (*cdo_setvol) __P((struct cd_softc *, const struct ioc_vol *,
int));
int (*cdo_set_pa_immed) __P((struct cd_softc *, int));
int (*cdo_load_unload) __P((struct cd_softc *, int, int));
};
void cdattach __P((struct device *, struct cd_softc *, struct scsipi_link *,
const struct cd_ops *));