xref: /xnu-10002.1.13/osfmk/ipc/ipc_machdep.h (revision 1031c584a5e37aff177559b9f69dbd3c8c3fd30a)
1 /*
2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
3  *
4  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5  *
6  * This file contains Original Code and/or Modifications of Original Code
7  * as defined in and that are subject to the Apple Public Source License
8  * Version 2.0 (the 'License'). You may not use this file except in
9  * compliance with the License. The rights granted to you under the License
10  * may not be used to create, or enable the creation or redistribution of,
11  * unlawful or unlicensed copies of an Apple operating system, or to
12  * circumvent, violate, or enable the circumvention or violation of, any
13  * terms of an Apple operating system software license agreement.
14  *
15  * Please obtain a copy of the License at
16  * http://www.opensource.apple.com/apsl/ and read it before using this file.
17  *
18  * The Original Code and all software distributed under the License are
19  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23  * Please see the License for the specific language governing rights and
24  * limitations under the License.
25  *
26  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27  */
28 /*
29  * @OSF_COPYRIGHT@
30  */
31 /*
32  * HISTORY
33  *
34  * Revision 1.1.1.1  1998/09/22 21:05:29  wsanchez
35  * Import of Mac OS X kernel (~semeria)
36  *
37  * Revision 1.1.1.1  1998/03/07 02:26:16  wsanchez
38  * Import of OSF Mach kernel (~mburg)
39  *
40  * Revision 1.1.6.1  1995/01/06  19:45:43  devrcs
41  *      mk6 CR668 - 1.3b26 merge
42  *      new file for mk6
43  *      [1994/10/12  22:19:20  dwm]
44  *
45  * Revision 1.1.3.1  1994/05/06  18:47:26  tmt
46  *      Merge this file in from the osc1.3dec tree.
47  *      [1994/03/30  21:33:42  berube]
48  *      Created from mk80.
49  *      [93/10/05            bruel]
50  *
51  * $EndLog$
52  */
53 /* CMU_HIST */
54 /*
55  * Revision 2.2  93/01/14  17:32:59  danner
56  *      Created.
57  *      [92/12/10            af]
58  */
59 /* CMU_END_HIST */
60 /*
61  * Mach Operating System
62  * Copyright (c) 1991,1990,1989 Carnegie Mellon University
63  * All Rights Reserved.
64  *
65  * Permission to use, copy, modify and distribute this software and its
66  * documentation is hereby granted, provided that both the copyright
67  * notice and this permission notice appear in all copies of the
68  * software, derivative works or modified versions, and any portions
69  * thereof, and that both notices appear in supporting documentation.
70  *
71  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
72  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
73  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
74  *
75  * Carnegie Mellon requests users of this software to return to
76  *
77  *  Software Distribution Coordinator  or  [email protected]
78  *  School of Computer Science
79  *  Carnegie Mellon University
80  *  Pittsburgh PA 15213-3890
81  *
82  * any improvements or extensions that they make and grant Carnegie Mellon
83  * the rights to redistribute these changes.
84  */
85 
86 /*
87  * At times, we need to know the size of a port in bits
88  */
89 
90 /* 64 bit machines */
91 #if     defined(__alpha)
92 #define PORT_T_SIZE_IN_BITS     64
93 #endif
94 
95 /* default, 32 bit machines */
96 #if     !defined(PORT_T_SIZE_IN_BITS)
97 #define PORT_T_SIZE_IN_BITS     32
98 #endif
99