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/* just to keep kinfo_proc happy */ 140/* NOTE: Pointer fields are size variant for LP64 */ 141struct vmspace { 142 int32_t dummy; 143 caddr_t dummy2; 144 int32_t dummy3[5]; 145 caddr_t dummy4[3]; 146}; 147 148#endif /* BSD_KERNEL_PRIVATE */ 149 150#ifdef KERNEL 151 152__BEGIN_DECLS 153struct proc *current_proc(void); 154__END_DECLS 155 156#endif /* KERNEL */ 157 158#endif /* _SYS_VM_H */ 159