xref: /illumos-gate/usr/src/uts/common/sys/memlist_impl.h (revision 8b80e8cb6855118d46f605e91b5ed4ce83417395)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright (c) 1997-1998 by Sun Microsystems, Inc.
24  * All rights reserved.
25  */
26 
27 #ifndef	_SYS_MEMLIST_IMPL_H
28 #define	_SYS_MEMLIST_IMPL_H
29 
30 #pragma ident	"%Z%%M%	%I%	%E% SMI"
31 
32 /*
33  * Common memlist routines.
34  */
35 
36 #include <sys/memlist.h>
37 
38 #ifdef __cplusplus
39 extern "C" {
40 #endif
41 
42 extern struct memlist *memlist_get_one(void);
43 extern void memlist_free_one(struct memlist *);
44 extern void memlist_free_list(struct memlist *);
45 extern void memlist_free_block(caddr_t base, size_t bytes);
46 extern void memlist_insert(struct memlist *new, struct memlist **);
47 extern void memlist_del(struct memlist *, struct memlist **);
48 extern struct memlist *memlist_find(struct memlist *, uint64_t address);
49 
50 #define	MEML_SPANOP_OK		0
51 #define	MEML_SPANOP_ESPAN	1
52 #define	MEML_SPANOP_EALLOC	2
53 
54 extern int memlist_add_span(uint64_t address, uint64_t bytes,
55 	struct memlist **);
56 extern int memlist_delete_span(uint64_t address, uint64_t bytes,
57 	struct memlist **);
58 
59 #ifdef __cplusplus
60 }
61 #endif
62 
63 #endif	/* _SYS_MEMLIST_IMPL_H */
64