bsd/sys/reboot.h

   1 /*
   2  * Copyright (c) 2000-2002 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * The contents of this file constitute Original Code as defined in and
   7  * are subject to the Apple Public Source License Version 1.1 (the
   8  * "License").  You may not use this file except in compliance with the
   9  * License.  Please obtain a copy of the License at
  10  * http://www.apple.com/publicsource and read it before using this file.
  11  *
  12  * This Original Code and all software distributed under the License are
  13  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  14  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  15  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  17  * License for the specific language governing rights and limitations
  18  * under the License.
  19  *
  20  * @APPLE_LICENSE_HEADER_END@
  21  */
  22 /* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */
  23 /*
  24  * Copyright (c) 1982, 1986, 1988, 1993, 1994
  25  *      The Regents of the University of California.  All rights reserved.
  26  *
  27  * Redistribution and use in source and binary forms, with or without
  28  * modification, are permitted provided that the following conditions
  29  * are met:
  30  * 1. Redistributions of source code must retain the above copyright
  31  *    notice, this list of conditions and the following disclaimer.
  32  * 2. Redistributions in binary form must reproduce the above copyright
  33  *    notice, this list of conditions and the following disclaimer in the
  34  *    documentation and/or other materials provided with the distribution.
  35  * 3. All advertising materials mentioning features or use of this software
  36  *    must display the following acknowledgement:
  37  *      This product includes software developed by the University of
  38  *      California, Berkeley and its contributors.
  39  * 4. Neither the name of the University nor the names of its contributors
  40  *    may be used to endorse or promote products derived from this software
  41  *    without specific prior written permission.
  42  *
  43  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  44  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  45  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  46  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  47  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  48  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  49  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  50  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  51  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  52  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  53  * SUCH DAMAGE.
  54  *
  55  *      @(#)reboot.h    8.3 (Berkeley) 12/13/94
  56  */
  57
  58 #ifndef _SYS_REBOOT_H_
  59 #define _SYS_REBOOT_H_
  60
  61 #include <sys/appleapiopts.h>
  62
  63 #ifdef  KERNEL_BUILD
  64 #include <mach_kdb.h>
  65 #endif  /* KERNEL_BUILD */
  66
  67 /*
  68  * Arguments to reboot system call.
  69  */
  70
  71 #ifdef __APPLE_API_PRIVATE
  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 #endif /* __APPLE_API_PRIVATE */
  87
  88 #ifdef __APPLE_API_OBSOLETE
  89 /*
  90  * Constants for converting boot-style device number to type,
  91  * adaptor (uba, mba, etc), unit number and partition number.
  92  * Type (== major device number) is in the low byte
  93  * for backward compatibility.  Except for that of the "magic
  94  * number", each mask applies to the shifted value.
  95  * Format:
  96  *       (4) (4) (4) (4)  (8)     (8)
  97  *      --------------------------------
  98  *      |MA | AD| CT| UN| PART  | TYPE |
  99  *      --------------------------------
 100  */
 101 #define B_ADAPTORSHIFT  24
 102 #define B_ADAPTORMASK   0x0f
 103 #define B_ADAPTOR(val)          (((val) >> B_ADAPTORSHIFT) & B_ADAPTORMASK)
 104 #define B_CONTROLLERSHIFT       20
 105 #define B_CONTROLLERMASK        0xf
 106 #define B_CONTROLLER(val)       (((val)>>B_CONTROLLERSHIFT) & B_CONTROLLERMASK)
 107 #define B_UNITSHIFT     16
 108 #define B_UNITMASK      0xff
 109 #define B_UNIT(val)             (((val) >> B_UNITSHIFT) & B_UNITMASK)
 110 #define B_PARTITIONSHIFT 8
 111 #define B_PARTITIONMASK 0xff
 112 #define B_PARTITION(val)        (((val) >> B_PARTITIONSHIFT) & B_PARTITIONMASK)
 113 #define B_TYPESHIFT     0
 114 #define B_TYPEMASK      0xff
 115 #define B_TYPE(val)             (((val) >> B_TYPESHIFT) & B_TYPEMASK)
 116 #define B_MAGICMASK     0xf0000000
 117 #define B_DEVMAGIC      0xa0000000
 118
 119 #define MAKEBOOTDEV(type, adaptor, controller, unit, partition) \
 120         (((type) << B_TYPESHIFT) | ((adaptor) << B_ADAPTORSHIFT) | \
 121         ((controller) << B_CONTROLLERSHIFT) | ((unit) << B_UNITSHIFT) | \
 122         ((partition) << B_PARTITIONSHIFT) | B_DEVMAGIC)
 123
 124 #endif /* __APPLE_API_OBSOLETE */
 125 #include <machine/reboot.h>
 126
 127 #endif  /* _SYS_REBOOT_H_ */