| 1 | /* |
| 2 | * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. |
| 3 | * |
| 4 | * @APPLE_LICENSE_HEADER_START@ |
| 5 | * |
| 6 | * Copyright (c) 1999-2003 Apple Computer, Inc. All Rights Reserved. |
| 7 | * |
| 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 |
| 17 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
| 18 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, |
| 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. |
| 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 | |
| 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 | |
| 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 | |
| 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_ */ |