1/* $OpenBSD: dkio.h,v 1.14 2025/11/13 20:59:14 deraadt Exp $ */
2/* $NetBSD: dkio.h,v 1.1 1996/01/30 18:21:48 thorpej Exp $ */
3
4/*
5 * Copyright (c) 1987, 1988, 1993
6 * The Regents of the University of California. All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. Neither the name of the University nor the names of its contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 */
32
33#ifndef _SYS_DKIO_H_
34#define _SYS_DKIO_H_
35
36#include <sys/ioccom.h>
37
38/*
39 * Disk-specific ioctls.
40 */
41 /* get and set disklabel; DIOCGPART used internally */
42#define DIOCGDINFO _IOR('d', 101, struct disklabel)/* get */
43#define DIOCSDINFO _IOW('d', 102, struct disklabel)/* set */
44#define DIOCWDINFO _IOW('d', 103, struct disklabel)/* set, update disk */
45#define DIOCGPART _IOW('d', 104, struct partinfo) /* get partition */
46
47#define DIOCEJECT _IO('d', 112) /* eject removable disk */
48#define DIOCLOCK _IOW('d', 113, int) /* lock/unlock pack */
49
50#define DIOCGPDINFO _IOR('d', 114, struct disklabel)/* get physical */
51#define DIOCRLDINFO _IO('d', 115) /* reload disklabel */
52
53/* XXX temporary to support the transition to more partitions */
54#define O_disklabel offsetof(struct disklabel, d_partitions[MAXPARTITIONS16])
55#define O_DIOCGDINFO _IOC(IOC_OUT, 'd', 101, O_disklabel)
56
57struct dk_inquiry {
58 char vendor[64];
59 char product[128];
60 char revision[64];
61 char serial[64];
62};
63
64#define DIOCINQ _IOR('d', 116, struct dk_inquiry)
65
66struct dk_cache {
67 unsigned int wrcache;
68 unsigned int rdcache;
69};
70
71#define DIOCGCACHE _IOR('d', 117, struct dk_cache) /* get cache enabled */
72#define DIOCSCACHE _IOW('d', 118, struct dk_cache) /* set cache enabled */
73
74struct dk_diskmap {
75 char *device;
76 int fd;
77 int flags;
78};
79
80#define DIOCMAP _IOWR('d', 119, struct dk_diskmap)
81
82#define DIOCCACHESYNC _IOW('d', 120, int) /* sync cache (force?) */
83
84#endif /* _SYS_DKIO_H_ */