1/*	$OpenBSD: sdvar.h,v 1.52 2020/09/23 15:24:16 krw Exp $	*/
2/*	$NetBSD: sdvar.h,v 1.7 1998/08/17 00:49:03 mycroft Exp $	*/
3
4/*-
5 * Copyright (c) 1998 The NetBSD Foundation, Inc.
6 * All rights reserved.
7 *
8 * This code is derived from software contributed to The NetBSD Foundation
9 * by Charles M. Hannum.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 *    notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 *    notice, this list of conditions and the following disclaimer in the
18 *    documentation and/or other materials provided with the distribution.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
22 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
23 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
24 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30 * POSSIBILITY OF SUCH DAMAGE.
31 */
32
33/*
34 * Originally written by Julian Elischer (julian@dialix.oz.au)
35 * for TRW Financial Systems for use under the MACH(2.5) operating system.
36 *
37 * TRW Financial Systems, in accordance with their agreement with Carnegie
38 * Mellon University, makes this software available to CMU to distribute
39 * or use in any manner that they see fit as long as this message is kept with
40 * the software. For this reason TFS also grants any other persons or
41 * organisations permission to use or modify this software.
42 *
43 * TFS supplies this software to be publicly redistributed
44 * on the understanding that TFS is not responsible for the correct
45 * functioning of this software in any circumstances.
46 *
47 * Ported to run under 386BSD by Julian Elischer (julian@dialix.oz.au) Sept 1992
48 */
49
50#ifndef _SCSI_SDVAR_H
51#define _SCSI_SDVAR_H
52
53#ifdef _KERNEL
54struct sd_softc {
55	struct device		sc_dev;
56	struct disk		sc_dk;
57	struct bufq		sc_bufq;
58
59	int			flags;
60#define	SDF_DIRTY	0x20		/* disk is dirty; needs cache flush */
61#define	SDF_DYING	0x40		/* dying, when deactivated */
62#define	SDF_THIN	0x01		/* disk is thin provisioned */
63	struct scsi_link	*sc_link; /* contains our targ, lun, etc. */
64	struct disk_parms {
65		u_int32_t	heads;		/* number of heads */
66		u_int32_t	cyls;		/* number of cylinders */
67		u_int32_t	sectors;	/* number of sectors/track */
68		u_int32_t	secsize;	/* number of bytes/sector */
69		u_int64_t	disksize;	/* total number sectors */
70		u_int32_t	unmap_sectors;	/* maximum sectors/unmap */
71		u_int32_t	unmap_descs;	/* maximum descriptors/unmap */
72	} params;
73
74	struct scsi_xshandler sc_xsh;
75};
76#endif /* _KERNEL */
77#endif /* _SCSI_SDVAR_H */
78