projects / apple / xnu.git / blame
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|---|---|---|
| 1c79356b A |
1 | /* |
| 2 | * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. | |
| 3 | * | |
| 4 | * @APPLE_LICENSE_HEADER_START@ | |
| 5 | * | |
| d7e50217 | 6 | * Copyright (c) 1999-2003 Apple Computer, Inc. All Rights Reserved. |
| 1c79356b | 7 | * |
| d7e50217 A |
8 | * This file contains Original Code and/or Modifications of Original Code |
| 9 | * as defined in and that are subject to the Apple Public Source License | |
| 10 | * Version 2.0 (the 'License'). You may not use this file except in | |
| 11 | * compliance with the License. Please obtain a copy of the License at | |
| 12 | * http://www.opensource.apple.com/apsl/ and read it before using this | |
| 13 | * file. | |
| 14 | * | |
| 15 | * The Original Code and all software distributed under the License are | |
| 16 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER | |
| 1c79356b A |
17 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
| 18 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, | |
| d7e50217 A |
19 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. |
| 20 | * Please see the License for the specific language governing rights and | |
| 21 | * limitations under the License. | |
| 1c79356b A |
22 | * |
| 23 | * @APPLE_LICENSE_HEADER_END@ | |
| 24 | */ | |
| 25 | /* | |
| 26 | * @OSF_COPYRIGHT@ | |
| 27 | */ | |
| 28 | /* | |
| 29 | * Mach Operating System | |
| 30 | * Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University | |
| 31 | * All Rights Reserved. | |
| 32 | * | |
| 33 | * Permission to use, copy, modify and distribute this software and its | |
| 34 | * documentation is hereby granted, provided that both the copyright | |
| 35 | * notice and this permission notice appear in all copies of the | |
| 36 | * software, derivative works or modified versions, and any portions | |
| 37 | * thereof, and that both notices appear in supporting documentation. | |
| 38 | * | |
| 39 | * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" | |
| 40 | * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR | |
| 41 | * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. | |
| 42 | * | |
| 43 | * Carnegie Mellon requests users of this software to return to | |
| 44 | * | |
| 45 | * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU | |
| 46 | * School of Computer Science | |
| 47 | * Carnegie Mellon University | |
| 48 | * Pittsburgh PA 15213-3890 | |
| 49 | * | |
| 50 | * any improvements or extensions that they make and grant Carnegie Mellon | |
| 51 | * the rights to redistribute these changes. | |
| 52 | */ | |
| 53 | /* | |
| 54 | */ | |
| 55 | /* | |
| 56 | * File: vm/vm_kern.h | |
| 57 | * Author: Avadis Tevanian, Jr., Michael Wayne Young | |
| 58 | * Date: 1985 | |
| 59 | * | |
| 60 | * Kernel memory management definitions. | |
| 61 | */ | |
| 62 | ||
| 63 | #ifndef _VM_VM_KERN_H_ | |
| 64 | #define _VM_VM_KERN_H_ | |
| 65 | ||
| 66 | #include <mach/boolean.h> | |
| 67 | #include <mach/kern_return.h> | |
| 68 | #include <mach/machine/vm_types.h> | |
| 69 | #include <vm/vm_map.h> | |
| 70 | ||
| 71 | extern void kmem_init( | |
| 72 | vm_offset_t start, | |
| 73 | vm_offset_t end); | |
| 74 | ||
| 75 | extern kern_return_t kernel_memory_allocate( | |
| 76 | vm_map_t map, | |
| 77 | vm_offset_t *addrp, | |
| 78 | vm_size_t size, | |
| 79 | vm_offset_t mask, | |
| 80 | int flags); | |
| 81 | ||
| 82 | /* flags for kernel_memory_allocate */ | |
| 83 | #define KMA_HERE 0x01 | |
| 84 | #define KMA_NOPAGEWAIT 0x02 | |
| 85 | #define KMA_KOBJECT 0x04 | |
| 86 | ||
| 87 | extern kern_return_t kmem_alloc_contig( | |
| 88 | vm_map_t map, | |
| 89 | vm_offset_t *addrp, | |
| 90 | vm_size_t size, | |
| 91 | vm_offset_t mask, | |
| 92 | int flags); | |
| 93 | ||
| 94 | extern kern_return_t kmem_alloc( | |
| 95 | vm_map_t map, | |
| 96 | vm_offset_t *addrp, | |
| 97 | vm_size_t size); | |
| 98 | ||
| 99 | extern kern_return_t kmem_alloc_pageable( | |
| 100 | vm_map_t map, | |
| 101 | vm_offset_t *addrp, | |
| 102 | vm_size_t size); | |
| 103 | ||
| 104 | extern kern_return_t kmem_alloc_wired( | |
| 105 | vm_map_t map, | |
| 106 | vm_offset_t *addrp, | |
| 107 | vm_size_t size); | |
| 108 | ||
| 109 | extern kern_return_t kmem_alloc_aligned( | |
| 110 | vm_map_t map, | |
| 111 | vm_offset_t *addrp, | |
| 112 | vm_size_t size); | |
| 113 | ||
| 114 | extern kern_return_t kmem_realloc( | |
| 115 | vm_map_t map, | |
| 116 | vm_offset_t oldaddr, | |
| 117 | vm_size_t oldsize, | |
| 118 | vm_offset_t *newaddrp, | |
| 119 | vm_size_t newsize); | |
| 120 | ||
| 121 | extern void kmem_free( | |
| 122 | vm_map_t map, | |
| 123 | vm_offset_t addr, | |
| 124 | vm_size_t size); | |
| 125 | ||
| 126 | extern kern_return_t kmem_suballoc( | |
| 127 | vm_map_t parent, | |
| 128 | vm_offset_t *addr, | |
| 129 | vm_size_t size, | |
| 130 | boolean_t pageable, | |
| 131 | boolean_t anywhere, | |
| 132 | vm_map_t *new_map); | |
| 133 | ||
| 1c79356b A |
134 | extern void kmem_io_object_deallocate( |
| 135 | vm_map_copy_t copy); | |
| 136 | ||
| 137 | extern kern_return_t kmem_io_object_trunc( | |
| 138 | vm_map_copy_t copy, | |
| 139 | vm_size_t new_size); | |
| 140 | ||
| 141 | extern boolean_t copyinmap( | |
| 142 | vm_map_t map, | |
| 143 | vm_offset_t fromaddr, | |
| 144 | vm_offset_t toaddr, | |
| 145 | vm_size_t length); | |
| 146 | ||
| 147 | extern boolean_t copyoutmap( | |
| 148 | vm_map_t map, | |
| 149 | vm_offset_t fromaddr, | |
| 150 | vm_offset_t toaddr, | |
| 151 | vm_size_t length); | |
| 152 | ||
| 9bccf70c A |
153 | extern kern_return_t vm_conflict_check( |
| 154 | vm_map_t map, | |
| 155 | vm_offset_t off, | |
| 156 | vm_size_t len, | |
| 157 | memory_object_t pager, | |
| 158 | vm_object_offset_t file_off); | |
| 159 | ||
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160 | extern vm_map_t kernel_map; |
| 161 | extern vm_map_t kernel_pageable_map; | |
| 162 | extern vm_map_t ipc_kernel_map; | |
| 163 | ||
| 164 | #endif /* _VM_VM_KERN_H_ */ |