78 lines
3.0 KiB
C
78 lines
3.0 KiB
C
/* $NetBSD$ */
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/*-
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* Copyright (c) 2000 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Andrew Doran.
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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 the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _DEV_LSU_LSUVAR_H_
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#define _DEV_LSU_LSUVAR_H_
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struct lsu_softc {
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struct device sc_dv;
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struct disk sc_dk;
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struct buf_queue sc_bufq;
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#if NRND > 0
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rndsource_element_t sc_rnd_source;
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#endif
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int sc_queuecnt;
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/*
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* The following are filled by hardware specific attachment code.
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*/
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int sc_flags; /* control flags */
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int sc_secperunit; /* # sectors in total */
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int sc_ncylinders; /* # cylinders */
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int sc_nheads; /* # heads */
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int sc_nsectors; /* # sectors per track */
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int sc_secsize; /* sector size in bytes */
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int sc_maxxfer; /* max xfer size in bytes */
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int sc_maxqueuecnt; /* maximum h/w queue count */
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int (*sc_dump)(struct lsu_softc *, void *, int, int);
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int (*sc_flush)(struct lsu_softc *);
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int (*sc_start)(struct lsu_softc *, struct buf *);
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};
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#define LSUF_ENABLED 0x01 /* device enabled */
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#define LSUF_LKHELD 0x02 /* lock held */
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#define LSUF_LKWANTED 0x04 /* lock wanted */
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#define LSUF_WLABEL 0x08 /* label is writable */
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#define LSUF_LABELLING 0x10 /* writing label */
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void lsuattach(struct lsu_softc *);
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void lsudone(struct lsu_softc *, struct buf *);
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#endif /* !_DEV_LSU_LSUVAR_H_ */
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