1/*
2 * Copyright (c) 2000-2006 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/* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */
29/*
30 * Copyright (c) 1991, 1993
31 * The Regents of the University of California. All rights reserved.
32 *
33 * Redistribution and use in source and binary forms, with or without
34 * modification, are permitted provided that the following conditions
35 * are met:
36 * 1. Redistributions of source code must retain the above copyright
37 * notice, this list of conditions and the following disclaimer.
38 * 2. Redistributions in binary form must reproduce the above copyright
39 * notice, this list of conditions and the following disclaimer in the
40 * documentation and/or other materials provided with the distribution.
41 * 3. All advertising materials mentioning features or use of this software
42 * must display the following acknowledgement:
43 * This product includes software developed by the University of
44 * California, Berkeley and its contributors.
45 * 4. Neither the name of the University nor the names of its contributors
46 * may be used to endorse or promote products derived from this software
47 * without specific prior written permission.
48 *
49 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
50 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
51 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
52 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
53 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
54 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
55 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
56 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
57 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
58 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
59 * SUCH DAMAGE.
60 *
61 * @(#)vm.h 8.5 (Berkeley) 5/11/95
62 */
63/* HISTORY
64 * 05-Jun-95 Mac Gillon (mgillon) at NeXT
65 * 4.4 code uses this file to import MACH API
66 */
67
68#ifndef _SYS_VM_H
69#define _SYS_VM_H
70
71#include <sys/appleapiopts.h>
72#include <sys/cdefs.h>
73
74#ifdef BSD_KERNEL_PRIVATE
75
76/* Machine specific config stuff */
77#if defined(KERNEL) && !defined(MACH_USER_API)
78#include <sys/vmmeter.h>
79#include <sys/queue.h>
80#include <mach/vm_param.h>
81#endif
82
83/*
84 * Shareable process virtual address space.
85 * May eventually be merged with vm_map.
86 * Several fields are temporary (text, data stuff).
87 */
88struct vmspace {
89 int vm_refcnt; /* number of references */
90 caddr_t vm_shm; /* SYS5 shared memory private data XXX */
91/* we copy from vm_startcopy to the end of the structure on fork */
92#define vm_startcopy vm_rssize
93 segsz_t vm_rssize; /* current resident set size in pages */
94 segsz_t vm_swrss; /* resident set size before last swap */
95 segsz_t vm_tsize; /* text size (pages) XXX */
96 segsz_t vm_dsize; /* data size (pages) XXX */
97 segsz_t vm_ssize; /* stack size (pages) */
98 caddr_t vm_taddr; /* user virtual address of text XXX */
99 caddr_t vm_daddr; /* user virtual address of data XXX */
100 caddr_t vm_maxsaddr; /* user VA at max stack growth */
101};
102
103#ifdef KERNEL
104/* LP64 version of vmspace. all pointers
105 * grow when we're dealing with a 64-bit process.
106 * WARNING - keep in sync with vmspace
107 */
108
109struct user32_vmspace {
110 int vm_refcnt; /* number of references */
111 uint32_t vm_shm; /* SYS5 shared memory private data XXX */
112 segsz_t vm_rssize; /* current resident set size in pages */
113 segsz_t vm_swrss; /* resident set size before last swap */
114 segsz_t vm_tsize; /* text size (pages) XXX */
115 segsz_t vm_dsize; /* data size (pages) XXX */
116 segsz_t vm_ssize; /* stack size (pages) */
117 uint32_t vm_taddr; /* user virtual address of text XXX */
118 uint32_t vm_daddr; /* user virtual address of data XXX */
119 uint32_t vm_maxsaddr; /* user VA at max stack growth */
120};
121struct user_vmspace {
122 int vm_refcnt; /* number of references */
123 user_addr_t vm_shm __attribute((aligned(8))); /* SYS5 shared memory private data XXX */
124 segsz_t vm_rssize; /* current resident set size in pages */
125 segsz_t vm_swrss; /* resident set size before last swap */
126 segsz_t vm_tsize; /* text size (pages) XXX */
127 segsz_t vm_dsize; /* data size (pages) XXX */
128 segsz_t vm_ssize; /* stack size (pages) */
129 user_addr_t vm_taddr __attribute((aligned(8))); /* user virtual address of text XXX */
130 user_addr_t vm_daddr; /* user virtual address of data XXX */
131 user_addr_t vm_maxsaddr; /* user VA at max stack growth */
132};
133
134#endif /* KERNEL */
135
136#include <kern/thread.h>
137
138#else /* BSD_KERNEL_PRIVATE */
139
140#include <sys/_types/_caddr_t.h> /* caddr_t */
141#include <sys/_types/_int32_t.h> /* int32_t */
142
143/* just to keep kinfo_proc happy */
144/* NOTE: Pointer fields are size variant for LP64 */
145struct vmspace {
146 int32_t dummy;
147 caddr_t dummy2;
148 int32_t dummy3[5];
149 caddr_t dummy4[3];
150};
151
152#endif /* BSD_KERNEL_PRIVATE */
153
154#ifdef KERNEL
155
156__BEGIN_DECLS
157struct proc *current_proc(void);
158__END_DECLS
159
160#endif /* KERNEL */
161
162#endif /* _SYS_VM_H */
163