osfmk/mach/ppc/machine_types.defs

   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  16:50:08  stephen
  35  *      nmklinux_1.0b3_shared into pmk1.1
  36  *      [1996/12/09  10:51:04  stephen]
  37  *
  38  * Revision 1.1.6.1  1996/04/11  11:19:58  emcmanus
  39  *      Copied from mainline.ppc.
  40  *      [1996/04/10  16:56:50  emcmanus]
  41  *
  42  *      mk6 CR668 - 1.3b26 merge
  43  *      new file for mk6
  44  *      [1994/11/02  18:18:29  dwm]
  45  *
  46  * Revision 1.1.4.1  1995/11/23  17:36:53  stephen
  47  *      first powerpc checkin to mainline.ppc
  48  *      [1995/11/23  16:45:00  stephen]
  49  *
  50  * Revision 1.1.2.1  1995/08/25  06:49:44  stephen
  51  *      Initial checkin of files for PowerPC port
  52  *      [1995/08/23  15:04:13  stephen]
  53  *
  54  * Revision 1.1.2.1  1994/05/06  18:54:50  tmt
  55  *      New Mig definition file to describe required machine types.
  56  *      [1994/05/05  21:08:57  tmt]
  57  *
  58  * $EndLog$
  59  */
  60 /*
  61  *      Header file for basic, machine-dependent data types.  i386 version.
  62  */
  63
  64 #ifndef _MACHINE_VM_TYPES_DEFS_
  65 #define _MACHINE_VM_TYPES_DEFS_ 1
  66
  67 /*
  68  * A natural_t is the type for the native
  69  * integer type, e.g. 32 or 64 or.. whatever
  70  * register size the machine has.  Unsigned, it is
  71  * used for entities that might be either
  72  * unsigned integers or pointers, and for
  73  * type-casting between the two.
  74  * For instance, the IPC system represents
  75  * a port in user space as an integer and
  76  * in kernel space as a pointer.
  77  */
  78 type natural_t = unsigned32;
  79
  80 /*
  81  * An integer_t is the signed counterpart
  82  * of the natural_t type. Both types are
  83  * only supposed to be used to define
  84  * other types in a machine-independent
  85  * way.
  86  */
  87 type integer_t = int32;
  88
  89
  90 #if     MACH_IPC_COMPAT
  91 /*
  92  * For the old IPC interface
  93  */
  94 #define MSG_TYPE_PORT_NAME      MACH_MSG_TYPE_INTEGER_32
  95
  96 #endif  /* MACH_IPC_COMPAT */
  97
  98
  99 #endif  /* _MACHINE_VM_TYPES_DEFS_ */