1/*	$NetBSD: ffs.h,v 1.1 2004/12/20 20:51:42 jmc Exp $	*/
2
3/*
4 * Copyright (c) 2001-2003 Wasabi Systems, Inc.
5 * All rights reserved.
6 *
7 * Written by Luke Mewburn for Wasabi Systems, Inc.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 *    notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 *    notice, this list of conditions and the following disclaimer in the
16 *    documentation and/or other materials provided with the distribution.
17 * 3. All advertising materials mentioning features or use of this software
18 *    must display the following acknowledgement:
19 *      This product includes software developed for the NetBSD Project by
20 *      Wasabi Systems, Inc.
21 * 4. The name of Wasabi Systems, Inc. may not be used to endorse
22 *    or promote products derived from this software without specific prior
23 *    written permission.
24 *
25 * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
27 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
28 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL WASABI SYSTEMS, INC
29 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
30 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
31 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
32 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
33 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
34 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
35 * POSSIBILITY OF SUCH DAMAGE.
36 *
37 * $FreeBSD$
38 */
39
40#ifndef _FFS_H
41#define _FFS_H
42
43#include <ufs/ufs/dinode.h>
44#include <ufs/ffs/fs.h>
45
46typedef struct {
47	char	label[MAXVOLLEN];	/* volume name/label */
48	int	bsize;		/* block size */
49	int	fsize;		/* fragment size */
50	int	cpg;		/* cylinders per group */
51	int	cpgflg;		/* cpg was specified by user */
52	int	density;	/* bytes per inode */
53	int	ntracks;	/* number of tracks */
54	int	nsectors;	/* number of sectors */
55	int	rpm;		/* rpm */
56	int	minfree;	/* free space threshold */
57	int	optimization;	/* optimization (space or time) */
58	int	maxcontig;	/* max contiguous blocks to allocate */
59	int	rotdelay;	/* rotational delay between blocks */
60	int	maxbpg;		/* maximum blocks per file in a cyl group */
61	int	nrpos;		/* # of distinguished rotational positions */
62	int	avgfilesize;	/* expected average file size */
63	int	avgfpdir;	/* expected # of files per directory */
64	int	version;	/* filesystem version (1 = FFS, 2 = UFS2) */
65	int	maxbsize;	/* maximum extent size */
66	int	maxblkspercg;	/* max # of blocks per cylinder group */
67		/* XXX: support `old' file systems ? */
68} ffs_opt_t;
69
70#endif /* _FFS_H */
71