projects / dragonfly.git / blame
| Commit | Line | Data |
|---|---|---|
| 984263bc MD |
1 | /*- |
| 2 | * Copyright (c) 1982, 1986, 1993 | |
| 3 | * The Regents of the University of California. All rights reserved. | |
| 4 | * | |
| 5 | * Redistribution and use in source and binary forms, with or without | |
| 6 | * modification, are permitted provided that the following conditions | |
| 7 | * are met: | |
| 8 | * 1. Redistributions of source code must retain the above copyright | |
| 9 | * notice, this list of conditions and the following disclaimer. | |
| 10 | * 2. Redistributions in binary form must reproduce the above copyright | |
| 11 | * notice, this list of conditions and the following disclaimer in the | |
| 12 | * documentation and/or other materials provided with the distribution. | |
| 2c64e990 | 13 | * 3. Neither the name of the University nor the names of its contributors |
| 984263bc MD |
14 | * may be used to endorse or promote products derived from this software |
| 15 | * without specific prior written permission. | |
| 16 | * | |
| 17 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | |
| 18 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 19 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
| 20 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
| 21 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
| 22 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
| 23 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
| 24 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
| 25 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
| 26 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
| 27 | * SUCH DAMAGE. | |
| 28 | * | |
| 29 | * @(#)dmap.h 8.2 (Berkeley) 1/4/94 | |
| 30 | * $FreeBSD: src/sys/sys/dmap.h,v 1.7 1999/12/29 04:24:40 peter Exp $ | |
| 31 | */ | |
| 32 | ||
| 33 | #ifndef _SYS_DMAP_H_ | |
| 34 | #define _SYS_DMAP_H_ | |
| 35 | ||
| 1bd40720 MD |
36 | #ifndef _SYS_TYPES_H_ |
| 37 | #include <sys/types.h> | |
| 38 | #endif | |
| 35d5bbd3 MD |
39 | #ifndef _SYS_BLIST_H_ |
| 40 | #include <sys/blist.h> | |
| 41 | #endif | |
| 1bd40720 | 42 | |
| 984263bc MD |
43 | /* |
| 44 | * Definitions for the mapping of vitual swap space to the physical swap | |
| 45 | * area - the disk map. | |
| 46 | */ | |
| 47 | #define NDMAP 38 /* size of the swap area map */ | |
| 48 | ||
| 49 | struct dmap { | |
| 50 | swblk_t dm_size; /* current size used by process */ | |
| 51 | swblk_t dm_alloc; /* amount of physical swap space allocated */ | |
| 52 | swblk_t dm_map[NDMAP]; /* first disk block number in each chunk */ | |
| 53 | }; | |
| 984263bc MD |
54 | |
| 55 | /* The following structure is that ``returned'' from a call to vstodb(). */ | |
| 56 | struct dblock { | |
| 57 | swblk_t db_base; /* base of physical contig drum block */ | |
| 58 | swblk_t db_size; /* size of block */ | |
| 59 | }; | |
| 60 | #endif /* !_SYS_DMAP_H_ */ |