xref: /titanic_50/usr/src/uts/i86pc/sys/speedstep.h (revision 2df1fe9ca32bb227b9158c67f5c00b54c20b10fd)
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	_SPEEDSTEP_H
27 #define	_SPEEDSTEP_H
28 
29 #pragma ident	"%Z%%M%	%I%	%E% SMI"
30 
31 #include <sys/cpudrv.h>
32 
33 #ifdef __cplusplus
34 extern "C" {
35 #endif
36 
37 extern int speedstep_init(cpudrv_devstate_t *);
38 extern void speedstep_fini(cpudrv_devstate_t *);
39 extern int speedstep_power(cpudrv_devstate_t *, uint32_t);
40 
41 #ifdef __cplusplus
42 }
43 #endif
44 
45 #endif	/* _SPEEDSTEP_H */
46