xref: /titanic_41/usr/src/cmd/fm/fmd/common/fmd_topo.h (revision fcf3ce441efd61da9bb2884968af01cb7c1452cc)
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 (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 #ifndef _FMD_TOPO_H
27 #define	_FMD_TOPO_H
28 
29 #pragma ident	"%Z%%M%	%I%	%E% SMI"
30 
31 #ifdef __cplusplus
32 extern "C" {
33 #endif
34 
35 #include <fm/libtopo.h>
36 
37 #include <fmd_list.h>
38 
39 extern void fmd_topo_init(void);
40 extern void fmd_topo_fini(void);
41 
42 typedef struct fmd_topo {
43 	fmd_list_t ft_list;
44 	topo_hdl_t *ft_hdl;
45 	uint32_t ft_refcount;
46 	hrtime_t ft_time;
47 } fmd_topo_t;
48 
49 extern void fmd_topo_update(void);
50 extern fmd_topo_t *fmd_topo_hold(void);
51 extern void fmd_topo_addref(fmd_topo_t *);
52 extern void fmd_topo_rele(fmd_topo_t *);
53 extern void fmd_topo_rele_hdl(topo_hdl_t *);
54 
55 #ifdef __cplusplus
56 }
57 #endif
58 
59 #endif /* _FMD_TOPO_H */
60