osfmk/mach/ppc/vm_types.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  * HISTORY
  27  *
  28  * Revision 1.1.1.1  1998/09/22 21:05:31  wsanchez
  29  * Import of Mac OS X kernel (~semeria)
  30  *
  31  * Revision 1.1.1.1  1998/03/07 02:25:46  wsanchez
  32  * Import of OSF Mach kernel (~mburg)
  33  *
  34  * Revision 1.1.8.1  1996/12/09  16:50:19  stephen
  35  *      nmklinux_1.0b3_shared into pmk1.1
  36  *      [1996/12/09  10:51:34  stephen]
  37  *
  38  * Revision 1.1.6.1  1996/04/11  11:20:26  emcmanus
  39  *      Copied from mainline.ppc.
  40  *      [1996/04/10  16:57:16  emcmanus]
  41  *
  42  * Revision 1.1.4.1  1995/11/23  17:37:13  stephen
  43  *      first powerpc checkin to mainline.ppc
  44  *      [1995/11/23  16:45:52  stephen]
  45  *
  46  * Revision 1.1.2.1  1995/08/25  06:50:05  stephen
  47  *      Initial checkin of files for PowerPC port
  48  *      [1995/08/23  15:05:11  stephen]
  49  *
  50  * Revision 1.2.8.2  1995/01/06  19:50:48  devrcs
  51  *      mk6 CR668 - 1.3b26 merge
  52  *      64bit cleanup
  53  *      [1994/10/14  03:42:42  dwm]
  54  *
  55  * Revision 1.2.8.1  1994/09/23  02:38:01  ezf
  56  *      change marker to not FREE
  57  *      [1994/09/22  21:40:30  ezf]
  58  *
  59  * Revision 1.2.2.2  1993/06/09  02:41:01  gm
  60  *      Added to OSF/1 R1.3 from NMK15.0.
  61  *      [1993/06/02  21:16:38  jeffc]
  62  *
  63  * Revision 1.2  1993/04/19  16:34:37  devrcs
  64  *      ansi C conformance changes
  65  *      [1993/02/02  18:56:34  david]
  66  *
  67  * Revision 1.1  1992/09/30  02:30:57  robert
  68  *      Initial revision
  69  *
  70  * $EndLog$
  71  */
  72 /* CMU_HIST */
  73 /*
  74  * Revision 2.4  91/05/14  16:53:00  mrt
  75  *      Correcting copyright
  76  *
  77  * Revision 2.3  91/02/05  17:32:34  mrt
  78  *      Changed to new Mach copyright
  79  *      [91/02/01  17:10:49  mrt]
  80  *
  81  * Revision 2.2  90/05/03  15:48:32  dbg
  82  *      First checkin.
  83  *
  84  * Revision 1.3  89/03/09  20:20:12  rpd
  85  *      More cleanup.
  86  *
  87  * Revision 1.2  89/02/26  13:01:20  gm0w
  88  *      Changes for cleanup.
  89  *
  90  * 31-Dec-88  Robert Baron (rvb) at Carnegie-Mellon University
  91  *      Derived from MACH2.0 vax release.
  92  *
  93  * 23-Apr-87  Michael Young (mwyoung) at Carnegie-Mellon University
  94  *      Changed things to "unsigned int" to appease the user community :-).
  95  *
  96  */
  97 /* CMU_ENDHIST */
  98 /*
  99  * Mach Operating System
 100  * Copyright (c) 1991,1990,1989,1988 Carnegie Mellon University
 101  * All Rights Reserved.
 102  *
 103  * Permission to use, copy, modify and distribute this software and its
 104  * documentation is hereby granted, provided that both the copyright
 105  * notice and this permission notice appear in all copies of the
 106  * software, derivative works or modified versions, and any portions
 107  * thereof, and that both notices appear in supporting documentation.
 108  *
 109  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
 110  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
 111  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
 112  *
 113  * Carnegie Mellon requests users of this software to return to
 114  *
 115  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
 116  *  School of Computer Science
 117  *  Carnegie Mellon University
 118  *  Pittsburgh PA 15213-3890
 119  *
 120  * any improvements or extensions that they make and grant Carnegie Mellon
 121  * the rights to redistribute these changes.
 122  */
 123 /*
 124  */
 125
 126 /*
 127  *      File:   vm_types.h
 128  *      Author: Avadis Tevanian, Jr.
 129  *      Date: 1985
 130  *
 131  *      Header file for VM data types.  I386 version.
 132  */
 133
 134 #ifndef _MACH_PPC_VM_TYPES_H_
 135 #define _MACH_PPC_VM_TYPES_H_
 136
 137 #ifndef ASSEMBLER
 138
 139 /*
 140  * A natural_t is the type for the native
 141  * integer type, e.g. 32 or 64 or.. whatever
 142  * register size the machine has.  Unsigned, it is
 143  * used for entities that might be either
 144  * unsigned integers or pointers, and for
 145  * type-casting between the two.
 146  * For instance, the IPC system represents
 147  * a port in user space as an integer and
 148  * in kernel space as a pointer.
 149  */
 150 typedef unsigned int    natural_t;
 151
 152 /*
 153  * An integer_t is the signed counterpart
 154  * of the natural_t type. Both types are
 155  * only supposed to be used to define
 156  * other types in a machine-independent
 157  * way.
 158  */
 159 typedef int             integer_t;
 160
 161 #ifdef MACH_KERNEL_PRIVATE
 162 /*
 163  * An int32 is an integer that is at least 32 bits wide
 164  */
 165 typedef int             int32;
 166 typedef unsigned int    uint32;
 167 #endif
 168
 169 /*
 170  * A vm_offset_t is a type-neutral pointer,
 171  * e.g. an offset into a virtual memory space.
 172  */
 173 typedef natural_t       vm_offset_t;
 174
 175 /*
 176  * A vm_size_t is the proper type for e.g.
 177  * expressing the difference between two
 178  * vm_offset_t entities.
 179  */
 180 typedef natural_t               vm_size_t;
 181 typedef unsigned long long      vm_double_size_t;
 182
 183 /*
 184  * space_t is used in the pmap system
 185  */
 186 typedef unsigned int    space_t;
 187
 188 #endif  /* ndef ASSEMBLER */
 189
 190 /*
 191  * If composing messages by hand (please dont)
 192  */
 193
 194 #define MACH_MSG_TYPE_INTEGER_T MACH_MSG_TYPE_INTEGER_32
 195
 196 #endif  /* _MACH_PPC_VM_TYPES_H_ */