FreeBSD/Linux Kernel Cross Reference
sys/sys/dkio.h
1 /* $NetBSD: dkio.h,v 1.9 2003/08/07 16:34:02 agc Exp $ */
2
3 /*
4 * Copyright (c) 1987, 1988, 1993
5 * The Regents of the University of California. All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. Neither the name of the University nor the names of its contributors
16 * may be used to endorse or promote products derived from this software
17 * without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 */
31
32 #ifndef _SYS_DKIO_H_
33 #define _SYS_DKIO_H_
34
35 #include <sys/ioccom.h>
36
37 /*
38 * Disk-specific ioctls.
39 */
40 /* get and set disklabel; DIOCGPART used internally */
41 #define DIOCGDINFO _IOR('d', 101, struct disklabel)/* get */
42 #define DIOCSDINFO _IOW('d', 102, struct disklabel)/* set */
43 #define DIOCWDINFO _IOW('d', 103, struct disklabel)/* set, update disk */
44 #define DIOCGPART _IOW('d', 104, struct partinfo) /* get partition */
45
46 #if defined(__HAVE_OLD_DISKLABEL) && defined(_KERNEL)
47 #define ODIOCGDINFO _IOR('d', 101, struct olddisklabel)/* get */
48 #define ODIOCSDINFO _IOW('d', 102, struct olddisklabel)/* set */
49 #define ODIOCWDINFO _IOW('d', 103, struct olddisklabel)/* set, update dk */
50 #endif
51
52 /* do format operation, read or write */
53 #define DIOCRFORMAT _IOWR('d', 105, struct format_op)
54 #define DIOCWFORMAT _IOWR('d', 106, struct format_op)
55
56 #define DIOCSSTEP _IOW('d', 107, int) /* set step rate */
57 #define DIOCSRETRIES _IOW('d', 108, int) /* set # of retries */
58 #define DIOCKLABEL _IOW('d', 119, int) /* keep/drop label on close? */
59 #define DIOCWLABEL _IOW('d', 109, int) /* write en/disable label */
60
61 #define DIOCSBAD _IOW('d', 110, struct dkbad) /* set kernel dkbad */
62 #define DIOCEJECT _IOW('d', 112, int) /* eject removable disk */
63 #define ODIOCEJECT _IO('d', 112) /* eject removable disk */
64 #define DIOCLOCK _IOW('d', 113, int) /* lock/unlock pack */
65
66 /* get default label, clear label */
67 #define DIOCGDEFLABEL _IOR('d', 114, struct disklabel)
68 #define DIOCCLRLABEL _IO('d', 115)
69
70 #if defined(__HAVE_OLD_DISKLABEL) && defined(_KERNEL)
71 #define ODIOCGDEFLABEL _IOR('d', 114, struct olddisklabel)
72 #endif
73
74 /* disk cache enable/disable */
75 #define DIOCGCACHE _IOR('d', 116, int) /* get cache enables */
76 #define DIOCSCACHE _IOW('d', 117, int) /* set cache enables */
77
78 #define DKCACHE_READ 0x000001 /* read cache enabled */
79 #define DKCACHE_WRITE 0x000002 /* write(back) cache enabled */
80 #define DKCACHE_RCHANGE 0x000100 /* read enable is changeable */
81 #define DKCACHE_WCHANGE 0x000200 /* write enable is changeable */
82 #define DKCACHE_SAVE 0x010000 /* cache parameters are savable/save them */
83
84 /* sync disk cache */
85 #define DIOCCACHESYNC _IOW('d', 118, int) /* sync cache (force?) */
86
87 /* bad sector list */
88 #define DIOCBSLIST _IOWR('d', 119, struct disk_badsecinfo) /* get list */
89 #define DIOCBSFLUSH _IO('d', 120) /* flush list */
90
91 #endif /* _SYS_DKIO_H_ */
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