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1c79356b | 1 | /* |
2d21ac55 | 2 | * Copyright (c) 2000-2006 Apple Computer, Inc. All rights reserved. |
1c79356b | 3 | * |
2d21ac55 | 4 | * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ |
1c79356b | 5 | * |
2d21ac55 A |
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. | |
8f6c56a5 | 14 | * |
2d21ac55 A |
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 | |
8f6c56a5 A |
20 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
21 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, | |
2d21ac55 A |
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. | |
8f6c56a5 | 25 | * |
2d21ac55 | 26 | * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ |
1c79356b A |
27 | */ |
28 | /* | |
29 | * @OSF_COPYRIGHT@ | |
30 | */ | |
31 | /* | |
32 | * Mach Operating System | |
33 | * Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University | |
34 | * All Rights Reserved. | |
35 | * | |
36 | * Permission to use, copy, modify and distribute this software and its | |
37 | * documentation is hereby granted, provided that both the copyright | |
38 | * notice and this permission notice appear in all copies of the | |
39 | * software, derivative works or modified versions, and any portions | |
40 | * thereof, and that both notices appear in supporting documentation. | |
41 | * | |
42 | * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" | |
43 | * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR | |
44 | * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. | |
45 | * | |
46 | * Carnegie Mellon requests users of this software to return to | |
47 | * | |
48 | * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU | |
49 | * School of Computer Science | |
50 | * Carnegie Mellon University | |
51 | * Pittsburgh PA 15213-3890 | |
52 | * | |
53 | * any improvements or extensions that they make and grant Carnegie Mellon | |
54 | * the rights to redistribute these changes. | |
55 | */ | |
56 | /* | |
57 | */ | |
58 | /* | |
59 | * File: vm/vm_kern.h | |
60 | * Author: Avadis Tevanian, Jr., Michael Wayne Young | |
61 | * Date: 1985 | |
62 | * | |
63 | * Kernel memory management definitions. | |
64 | */ | |
65 | ||
66 | #ifndef _VM_VM_KERN_H_ | |
67 | #define _VM_VM_KERN_H_ | |
68 | ||
91447636 | 69 | #include <mach/mach_types.h> |
1c79356b A |
70 | #include <mach/boolean.h> |
71 | #include <mach/kern_return.h> | |
1c79356b | 72 | |
91447636 | 73 | #ifdef KERNEL_PRIVATE |
1c79356b A |
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 | |
0c530ab8 | 86 | #define KMA_LOMEM 0x08 |
2d21ac55 A |
87 | #define KMA_GUARD_FIRST 0x10 |
88 | #define KMA_GUARD_LAST 0x20 | |
1c79356b A |
89 | |
90 | extern kern_return_t kmem_alloc_contig( | |
91 | vm_map_t map, | |
92 | vm_offset_t *addrp, | |
93 | vm_size_t size, | |
94 | vm_offset_t mask, | |
2d21ac55 | 95 | ppnum_t max_pnum, |
1c79356b A |
96 | int flags); |
97 | ||
98 | extern kern_return_t kmem_alloc( | |
99 | vm_map_t map, | |
100 | vm_offset_t *addrp, | |
101 | vm_size_t size); | |
102 | ||
103 | extern kern_return_t kmem_alloc_pageable( | |
104 | vm_map_t map, | |
105 | vm_offset_t *addrp, | |
106 | vm_size_t size); | |
107 | ||
1c79356b A |
108 | extern kern_return_t kmem_alloc_aligned( |
109 | vm_map_t map, | |
110 | vm_offset_t *addrp, | |
111 | vm_size_t size); | |
112 | ||
113 | extern kern_return_t kmem_realloc( | |
114 | vm_map_t map, | |
115 | vm_offset_t oldaddr, | |
116 | vm_size_t oldsize, | |
117 | vm_offset_t *newaddrp, | |
118 | vm_size_t newsize); | |
119 | ||
120 | extern void kmem_free( | |
121 | vm_map_t map, | |
122 | vm_offset_t addr, | |
123 | vm_size_t size); | |
124 | ||
125 | extern kern_return_t kmem_suballoc( | |
126 | vm_map_t parent, | |
127 | vm_offset_t *addr, | |
128 | vm_size_t size, | |
129 | boolean_t pageable, | |
130 | boolean_t anywhere, | |
131 | vm_map_t *new_map); | |
132 | ||
2d21ac55 A |
133 | |
134 | #ifdef XNU_KERNEL_PRIVATE | |
135 | extern kern_return_t kmem_alloc_wired( | |
136 | vm_map_t map, | |
137 | vm_offset_t *addrp, | |
138 | vm_size_t size); | |
139 | #endif | |
140 | ||
141 | #ifdef MACH_KERNEL_PRIVATE | |
142 | ||
143 | extern void kmem_init( | |
144 | vm_offset_t start, | |
145 | vm_offset_t end) __attribute__((section("__TEXT, initcode"))); | |
146 | ||
147 | ||
91447636 | 148 | extern kern_return_t copyinmap( |
1c79356b | 149 | vm_map_t map, |
91447636 A |
150 | vm_map_offset_t fromaddr, |
151 | void *todata, | |
1c79356b A |
152 | vm_size_t length); |
153 | ||
91447636 | 154 | extern kern_return_t copyoutmap( |
1c79356b | 155 | vm_map_t map, |
91447636 A |
156 | void *fromdata, |
157 | vm_map_offset_t toaddr, | |
1c79356b A |
158 | vm_size_t length); |
159 | ||
9bccf70c A |
160 | extern kern_return_t vm_conflict_check( |
161 | vm_map_t map, | |
91447636 A |
162 | vm_map_offset_t off, |
163 | vm_map_size_t len, | |
9bccf70c A |
164 | memory_object_t pager, |
165 | vm_object_offset_t file_off); | |
166 | ||
91447636 A |
167 | #endif /* MACH_KERNEL_PRIVATE */ |
168 | ||
1c79356b A |
169 | extern vm_map_t kernel_map; |
170 | extern vm_map_t kernel_pageable_map; | |
171 | extern vm_map_t ipc_kernel_map; | |
172 | ||
91447636 A |
173 | #endif /* KERNEL_PRIVATE */ |
174 | ||
1c79356b | 175 | #endif /* _VM_VM_KERN_H_ */ |