2000-03-27 04:09:19 +00:00
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/*
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1995-02-18 01:27:10 +00:00
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* Mach Operating System
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2002-07-06 06:36:39 +00:00
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* Copyright (C) 1993,1991,1990 Carnegie Mellon University
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1995-02-18 01:27:10 +00:00
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* All Rights Reserved.
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2000-03-27 04:09:19 +00:00
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*
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1995-02-18 01:27:10 +00:00
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* Permission to use, copy, modify and distribute this software and its
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* documentation is hereby granted, provided that both the copyright
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* notice and this permission notice appear in all copies of the
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* software, derivative works or modified versions, and any portions
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* thereof, and that both notices appear in supporting documentation.
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2000-03-27 04:09:19 +00:00
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*
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1995-02-18 01:27:10 +00:00
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* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
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* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
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* ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
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2000-03-27 04:09:19 +00:00
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*
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1995-02-18 01:27:10 +00:00
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* Carnegie Mellon requests users of this software to return to
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2000-03-27 04:09:19 +00:00
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*
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1995-02-18 01:27:10 +00:00
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* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
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* School of Computer Science
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* Carnegie Mellon University
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* Pittsburgh PA 15213-3890
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2000-03-27 04:09:19 +00:00
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*
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1995-02-18 01:27:10 +00:00
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* any improvements or extensions that they make and grant Carnegie Mellon
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* the rights to redistribute these changes.
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*/
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/*
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2005-12-06 01:24:30 +00:00
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* (pre-GNU) HISTORY
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1995-02-18 01:27:10 +00:00
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*
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* Revision 2.8 93/03/11 13:46:40 danner
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* u_long -> u_int.
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* [93/03/09 danner]
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2000-03-27 04:09:19 +00:00
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*
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1995-02-18 01:27:10 +00:00
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* Revision 2.7 92/05/21 17:25:11 jfriedl
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* Appended 'U' to constants that would otherwise be signed.
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* [92/05/16 jfriedl]
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2000-03-27 04:09:19 +00:00
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*
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1995-02-18 01:27:10 +00:00
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* Revision 2.6 91/06/19 11:59:44 rvb
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* Second byte of boothowto is flags for "startup" program.
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* [91/06/18 rvb]
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1998-05-29 10:21:16 +00:00
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* Add ifndef __ASSEMBLER__ so that vax_init.s can include it.
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1995-02-18 01:27:10 +00:00
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* [91/06/11 rvb]
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2000-03-27 04:09:19 +00:00
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*
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1995-02-18 01:27:10 +00:00
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* Revision 2.5 91/05/14 17:40:11 mrt
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* Correcting copyright
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2000-03-27 04:09:19 +00:00
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*
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1995-02-18 01:27:10 +00:00
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* Revision 2.4 91/02/05 17:56:48 mrt
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* Changed to new Mach copyright
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* [91/02/01 17:49:12 mrt]
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2000-03-27 04:09:19 +00:00
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*
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1995-02-18 01:27:10 +00:00
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* Revision 2.3 90/08/27 22:12:56 dbg
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* Added definitions used by Mach Kernel: RB_DEBUGGER, RB_UNIPROC,
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* RB_NOBOOTRC, RB_ALTBOOT. Moved RB_KDB to 0x04 (Mach value).
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* Removed RB_RDONLY, RB_DUMP, RB_NOSYNC.
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* [90/08/14 dbg]
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2000-03-27 04:09:19 +00:00
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*
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1995-02-18 01:27:10 +00:00
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*/
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/*
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2002-07-06 06:36:39 +00:00
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Copyright (C) 1982, 1986, 1988 Regents of the University of California.
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All rights reserved.
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2005-12-06 01:24:30 +00:00
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2002-07-06 06:36:39 +00:00
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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1. Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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4. Neither the name of the University nor the names of its contributors
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may be used to endorse or promote products derived from this software
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without specific prior written permission.
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2005-12-06 01:24:30 +00:00
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2002-07-06 06:36:39 +00:00
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THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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SUCH DAMAGE.*/
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/*
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1995-02-18 01:27:10 +00:00
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* @(#)reboot.h 7.5 (Berkeley) 6/27/88
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*/
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#ifndef _SYS_REBOOT_H_
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#define _SYS_REBOOT_H_
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2000-03-27 04:09:19 +00:00
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#include <features.h>
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1995-02-18 01:27:10 +00:00
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/*
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* Arguments to reboot system call.
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* These are converted to switches, and passed to startup program,
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* and on to init.
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*/
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#define RB_AUTOBOOT 0 /* flags for system auto-booting itself */
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#define RB_ASKNAME 0x01 /* -a: ask for file name to reboot from */
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#define RB_SINGLE 0x02 /* -s: reboot to single user only */
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#define RB_KDB 0x04 /* -d: kernel debugger symbols loaded */
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#define RB_HALT 0x08 /* -h: enter KDB at bootup */
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/* for host_reboot(): don't reboot,
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just halt */
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#define RB_INITNAME 0x10 /* -i: name given for /etc/init (unused) */
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#define RB_DFLTROOT 0x20 /* use compiled-in rootdev */
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#define RB_NOBOOTRC 0x20 /* -b: don't run /etc/rc.boot */
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#define RB_ALTBOOT 0x40 /* use /boot.old vs /boot */
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#define RB_UNIPROC 0x80 /* -u: start only one processor */
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#define RB_SHIFT 8 /* second byte is for ux */
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#define RB_DEBUGGER 0x1000 /* for host_reboot(): enter kernel
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debugger from user level */
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/*
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* Constants for converting boot-style device number to type,
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* adaptor (uba, mba, etc), unit number and partition number.
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* Type (== major device number) is in the low byte
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* for backward compatibility. Except for that of the "magic
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* number", each mask applies to the shifted value.
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* Format:
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* (4) (4) (4) (4) (8) (8)
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* --------------------------------
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* |MA | AD| CT| UN| PART | TYPE |
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* --------------------------------
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*/
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#define B_ADAPTORSHIFT 24
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#define B_ADAPTORMASK 0x0f
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#define B_ADAPTOR(val) (((val) >> B_ADAPTORSHIFT) & B_ADAPTORMASK)
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#define B_CONTROLLERSHIFT 20
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#define B_CONTROLLERMASK 0xf
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#define B_CONTROLLER(val) (((val)>>B_CONTROLLERSHIFT) & B_CONTROLLERMASK)
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#define B_UNITSHIFT 16
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#define B_UNITMASK 0xf
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#define B_UNIT(val) (((val) >> B_UNITSHIFT) & B_UNITMASK)
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#define B_PARTITIONSHIFT 8
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#define B_PARTITIONMASK 0xff
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#define B_PARTITION(val) (((val) >> B_PARTITIONSHIFT) & B_PARTITIONMASK)
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#define B_TYPESHIFT 0
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#define B_TYPEMASK 0xff
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#define B_TYPE(val) (((val) >> B_TYPESHIFT) & B_TYPEMASK)
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#define B_MAGICMASK ((u_int)0xf0000000U)
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#define B_DEVMAGIC ((u_int)0xa0000000U)
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#define MAKEBOOTDEV(type, adaptor, controller, unit, partition) \
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(((type) << B_TYPESHIFT) | ((adaptor) << B_ADAPTORSHIFT) | \
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((controller) << B_CONTROLLERSHIFT) | ((unit) << B_UNITSHIFT) | \
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((partition) << B_PARTITIONSHIFT) | B_DEVMAGIC)
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#ifdef KERNEL
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#ifndef __ASSEMBLER__
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extern int boothowto;
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#endif /* __ASSEMBLER__ */
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#endif
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__BEGIN_DECLS
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/* Reboot or halt the system. */
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extern int reboot (int __howto) __THROW;
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__END_DECLS
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1995-02-18 01:27:10 +00:00
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#endif /* _SYS_REBOOT_H_ */
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