xref: /titanic_52/usr/src/uts/sun4v/sys/mach_descrip.h (revision fa9e4066f08beec538e775443c5be79dd423fcab)
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 2005 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #ifndef _MACH_DESCRIP_H
28 #define	_MACH_DESCRIP_H
29 
30 #pragma ident	"%Z%%M%	%I%	%E% SMI"
31 
32 #ifdef __cplusplus
33 extern "C" {
34 #endif
35 
36 /*
37  * Common structure between kernel and mdesc driver
38  * enabling the current machine description to be retrieved
39  * or updated.
40  */
41 struct machine_descrip_s {
42 	void		*va;
43 	uint64_t	pa;
44 	uint64_t	size;
45 	uint64_t	space;
46 	kstat_t		*ksp;
47 };
48 
49 typedef struct machine_descrip_s machine_descrip_t;
50 
51 extern machine_descrip_t machine_descrip;
52 
53 #ifdef __cplusplus
54 }
55 #endif
56 
57 #endif	/* _MACH_DESCRIP_H */
58