]> git.saurik.com Git - apple/xnu.git/blame - osfmk/vm/cpm.h
xnu-4570.51.1.tar.gz
[apple/xnu.git] / osfmk / vm / cpm.h
CommitLineData
1c79356b
A
1/*
2 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
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
33#ifndef _VM_CPM_H_
34#define _VM_CPM_H_
35
36/*
37 * File: vm/cpm.h
38 * Author: Alan Langerman
39 * Date: April 1995 and January 1996
40 *
41 * Contiguous physical memory allocator.
42 */
43
1c79356b
A
44#include <mach_counters.h>
45
91447636
A
46#include <mach/mach_types.h>
47#include <vm/vm_page.h>
1c79356b
A
48/*
49 * Return a linked list of physically contiguous
50 * wired pages. Caller is responsible for disposal
51 * via cpm_release.
52 *
53 * These pages are all in "gobbled" state when .
54 */
55extern kern_return_t
b0d623f7 56cpm_allocate(vm_size_t size, vm_page_t *list, ppnum_t max_pnum, ppnum_t pnum_mask, boolean_t wire, int flags);
1c79356b 57
1c79356b 58#endif /* _VM_CPM_H_ */