xref: /freebsd/sys/sys/reboot.h (revision 4f52dfbb)
1 /*-
2  * SPDX-License-Identifier: BSD-3-Clause
3  *
4  * Copyright (c) 1982, 1986, 1988, 1993, 1994
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  *	@(#)reboot.h	8.3 (Berkeley) 12/13/94
32  * $FreeBSD$
33  */
34 
35 #ifndef _SYS_REBOOT_H_
36 #define	_SYS_REBOOT_H_
37 
38 /*
39  * Arguments to reboot system call.  These are passed to
40  * the boot program and on to init.
41  */
42 #define	RB_AUTOBOOT	0	/* flags for system auto-booting itself */
43 
44 #define	RB_ASKNAME	0x001	/* ask for file name to reboot from */
45 #define	RB_SINGLE	0x002	/* reboot to single user only */
46 #define	RB_NOSYNC	0x004	/* dont sync before reboot */
47 #define	RB_HALT		0x008	/* don't reboot, just halt */
48 #define	RB_INITNAME	0x010	/* name given for /etc/init (unused) */
49 #define	RB_DFLTROOT	0x020	/* use compiled-in rootdev */
50 #define	RB_KDB		0x040	/* give control to kernel debugger */
51 #define	RB_RDONLY	0x080	/* mount root fs read-only */
52 #define	RB_DUMP		0x100	/* dump kernel memory before reboot */
53 #define	RB_MINIROOT	0x200	/* mini-root present in memory at boot time */
54 #define	RB_VERBOSE	0x800	/* print all potentially useful info */
55 #define	RB_SERIAL	0x1000	/* use serial port as console */
56 #define	RB_CDROM	0x2000	/* use cdrom as root */
57 #define	RB_POWEROFF	0x4000	/* turn the power off if possible */
58 #define	RB_GDB		0x8000	/* use GDB remote debugger instead of DDB */
59 #define	RB_MUTE		0x10000	/* start up with the console muted */
60 #define	RB_SELFTEST	0x20000	/* don't complete the boot; do selftest */
61 #define	RB_RESERVED1	0x40000	/* reserved for internal use of boot blocks */
62 #define	RB_RESERVED2	0x80000	/* reserved for internal use of boot blocks */
63 #define	RB_PAUSE	0x100000 /* pause after each output line during probe */
64 #define	RB_REROOT	0x200000 /* unmount the rootfs and mount it again */
65 #define	RB_POWERCYCLE	0x400000 /* Power cycle if possible */
66 #define	RB_MULTIPLE	0x20000000	/* use multiple consoles */
67 
68 #define	RB_BOOTINFO	0x80000000	/* have `struct bootinfo *' arg */
69 
70 #endif
71