xref: /illumos-gate/usr/src/uts/sun4v/sys/ds_pri.h (revision 71269a2275bf5a143dad6461eee2710a344e7261)
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 /*
23  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #ifndef	_SYS_DS_PRI_H_
28 #define	_SYS_DS_PRI_H_
29 
30 #pragma ident	"%Z%%M%	%I%	%E% SMI"
31 
32 #include <sys/types.h>
33 
34 #ifdef __cplusplus
35 extern "C" {
36 #endif
37 
38 /*
39  * ioctl info for ds_pri device
40  */
41 
42 #define	DSPRIIOC	('d' << 24 | 's' << 16 | 'p' << 8)
43 
44 #define	DSPRI_GETINFO	(DSPRIIOC | 1)   /* Get PRI size */
45 #define	DSPRI_WAIT	(DSPRIIOC | 2)   /* Wait for PRI change */
46 
47 
48 /*
49  * DSPRI_GETINFO
50  * Datamodel invariant.
51  */
52 struct dspri_info {
53 	uint64_t size;
54 	uint64_t token;
55 };
56 
57 
58 #ifdef __cplusplus
59 }
60 #endif
61 
62 #endif /* _SYS_DS_PRI_H_ */
63