osfmk/mach/vm_sync.h

   1 /*
   2  * Copyright (c) 2000 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 /*
  23  * @OSF_COPYRIGHT@
  24  */
  25 /*
  26  * Mach Operating System
  27  * Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University
  28  * All Rights Reserved.
  29  *
  30  * Permission to use, copy, modify and distribute this software and its
  31  * documentation is hereby granted, provided that both the copyright
  32  * notice and this permission notice appear in all copies of the
  33  * software, derivative works or modified versions, and any portions
  34  * thereof, and that both notices appear in supporting documentation.
  35  *
  36  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
  37  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
  38  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
  39  *
  40  * Carnegie Mellon requests users of this software to return to
  41  *
  42  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
  43  *  School of Computer Science
  44  *  Carnegie Mellon University
  45  *  Pittsburgh PA 15213-3890
  46  *
  47  * any improvements or extensions that they make and grant Carnegie Mellon
  48  * the rights to redistribute these changes.
  49  */
  50 /*
  51  * HISTORY
  52  *
  53  * Revision 1.1.1.1  1998/09/22 21:05:31  wsanchez
  54  * Import of Mac OS X kernel (~semeria)
  55  *
  56  * Revision 1.1.1.1  1998/03/07 02:25:46  wsanchez
  57  * Import of OSF Mach kernel (~mburg)
  58  *
  59  * Revision 1.2.7.1  1994/09/23  02:44:50  ezf
  60  *      change marker to not FREE
  61  *      [1994/09/22  21:43:54  ezf]
  62  *
  63  * Revision 1.2.3.3  1993/06/22  15:18:34  sp
  64  *      Add definition of VM_SYNC_SYNCHRONOUS [david@gr.osf.org]
  65  *      [1993/06/21  13:00:18  sp]
  66  *
  67  * Revision 1.2.3.2  1993/06/09  02:44:33  gm
  68  *      Added to OSF/1 R1.3 from NMK15.0.
  69  *      [1993/06/02  21:18:58  jeffc]
  70  *
  71  * Revision 1.2  1993/04/19  16:41:03  devrcs
  72  *      Made compatible with other mach .h files.
  73  *      [1993/03/15  17:34:44  david]
  74  *
  75  *      New for vm_sync definitions.
  76  *      [1993/03/03  12:39:16  david]
  77  *
  78  * $EndLog$
  79  */
  80 /*
  81  *      File:   mach/vm_sync.h
  82  *
  83  *      Virtual memory synchronisation definitions.
  84  *
  85  */
  86
  87 #ifndef VM_SYNC_H_
  88 #define VM_SYNC_H_
  89
  90 typedef unsigned                vm_sync_t;
  91
  92 /*
  93  *      Synchronization flags, defined as bits within the vm_sync_t type
  94  */
  95
  96 #define VM_SYNC_ASYNCHRONOUS    ((vm_sync_t) 0x01)
  97 #define VM_SYNC_SYNCHRONOUS     ((vm_sync_t) 0x02)
  98 #define VM_SYNC_INVALIDATE      ((vm_sync_t) 0x04)
  99 #define VM_SYNC_KILLPAGES       ((vm_sync_t) 0x08)
 100 #define VM_SYNC_DEACTIVATE      ((vm_sync_t) 0x10)
 101
 102 #endif  /* VM_SYNC_H_ */