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1.1 root 1: /*
2: * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
3: *
4: * @APPLE_LICENSE_HEADER_START@
5: *
6: * Portions Copyright (c) 1999 Apple Computer, Inc. All Rights
7: * Reserved. This file contains Original Code and/or Modifications of
8: * Original Code as defined in and that are subject to the Apple Public
9: * Source License Version 1.1 (the "License"). You may not use this file
10: * except in compliance with the License. Please obtain a copy of the
11: * License at http://www.apple.com/publicsource and read it before using
12: * this file.
13: *
14: * The Original Code and all software distributed under the License are
15: * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
16: * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
17: * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
18: * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
19: * License for the specific language governing rights and limitations
20: * under the License.
21: *
22: * @APPLE_LICENSE_HEADER_END@
23: */
24:
25: /* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */
26: /*
27: * Copyright (c) 1982, 1986, 1988, 1993, 1994
28: * The Regents of the University of California. All rights reserved.
29: *
30: * Redistribution and use in source and binary forms, with or without
31: * modification, are permitted provided that the following conditions
32: * are met:
33: * 1. Redistributions of source code must retain the above copyright
34: * notice, this list of conditions and the following disclaimer.
35: * 2. Redistributions in binary form must reproduce the above copyright
36: * notice, this list of conditions and the following disclaimer in the
37: * documentation and/or other materials provided with the distribution.
38: * 3. All advertising materials mentioning features or use of this software
39: * must display the following acknowledgement:
40: * This product includes software developed by the University of
41: * California, Berkeley and its contributors.
42: * 4. Neither the name of the University nor the names of its contributors
43: * may be used to endorse or promote products derived from this software
44: * without specific prior written permission.
45: *
46: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
47: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
48: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
49: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
50: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
51: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
52: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
53: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
54: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
55: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
56: * SUCH DAMAGE.
57: *
58: * @(#)reboot.h 8.3 (Berkeley) 12/13/94
59: */
60:
61: #ifndef _SYS_REBOOT_H_
62: #define _SYS_REBOOT_H_
63:
64: #ifdef KERNEL_BUILD
65: #include <mach_kdb.h>
66: #endif /* KERNEL_BUILD */
67:
68: /*
69: * Arguments to reboot system call.
70: */
71:
72: #define RB_AUTOBOOT 0 /* flags for system auto-booting itself */
73:
74: #define RB_ASKNAME 0x01 /* ask for file name to reboot from */
75: #define RB_SINGLE 0x02 /* reboot to single user only */
76: #define RB_NOSYNC 0x04 /* dont sync before reboot */
77: #define RB_KDB 0x04 /* load kernel debugger */
78: #define RB_HALT 0x08 /* don't reboot, just halt */
79: #define RB_INITNAME 0x10 /* name given for /etc/init */
80: #define RB_DFLTROOT 0x20 /* use compiled-in rootdev */
81: #define RB_ALTBOOT 0x40 /* use /boot.old vs /boot */
82: #define RB_UNIPROC 0x80 /* don't start slaves */
83: #define RB_PANIC 0 /* reboot due to panic */
84: #define RB_BOOT 1 /* reboot due to boot() */
85:
86: /*
87: * Constants for converting boot-style device number to type,
88: * adaptor (uba, mba, etc), unit number and partition number.
89: * Type (== major device number) is in the low byte
90: * for backward compatibility. Except for that of the "magic
91: * number", each mask applies to the shifted value.
92: * Format:
93: * (4) (4) (4) (4) (8) (8)
94: * --------------------------------
95: * |MA | AD| CT| UN| PART | TYPE |
96: * --------------------------------
97: */
98: #define B_ADAPTORSHIFT 24
99: #define B_ADAPTORMASK 0x0f
100: #define B_ADAPTOR(val) (((val) >> B_ADAPTORSHIFT) & B_ADAPTORMASK)
101: #define B_CONTROLLERSHIFT 20
102: #define B_CONTROLLERMASK 0xf
103: #define B_CONTROLLER(val) (((val)>>B_CONTROLLERSHIFT) & B_CONTROLLERMASK)
104: #define B_UNITSHIFT 16
105: #define B_UNITMASK 0xff
106: #define B_UNIT(val) (((val) >> B_UNITSHIFT) & B_UNITMASK)
107: #define B_PARTITIONSHIFT 8
108: #define B_PARTITIONMASK 0xff
109: #define B_PARTITION(val) (((val) >> B_PARTITIONSHIFT) & B_PARTITIONMASK)
110: #define B_TYPESHIFT 0
111: #define B_TYPEMASK 0xff
112: #define B_TYPE(val) (((val) >> B_TYPESHIFT) & B_TYPEMASK)
113: #define B_MAGICMASK 0xf0000000
114: #define B_DEVMAGIC 0xa0000000
115:
116: #define MAKEBOOTDEV(type, adaptor, controller, unit, partition) \
117: (((type) << B_TYPESHIFT) | ((adaptor) << B_ADAPTORSHIFT) | \
118: ((controller) << B_CONTROLLERSHIFT) | ((unit) << B_UNITSHIFT) | \
119: ((partition) << B_PARTITIONSHIFT) | B_DEVMAGIC)
120:
121: #include <machine/reboot.h>
122:
123: #endif /* _SYS_REBOOT_H_ */
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