machclock.h revision ae115bc77f6fcde83175c75b4206dc2e50747966
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _SYS_MACHCLOCK_H
#define _SYS_MACHCLOCK_H
#pragma ident "%Z%%M% %I% %E% SMI"
#ifdef __cplusplus
extern "C" {
#endif
/*
* tod module name and operations
*/
struct tod_ops;
typedef struct tod_ops tod_ops_t;
struct tod_ops {
int tod_version;
timestruc_t (*tod_get)(tod_ops_t *);
void (*tod_set)(tod_ops_t *, timestruc_t);
/*
* On SPARC, additional operations include setting
* and clearing a watchdog timer, as well as power alarms.
*/
struct tod_ops *tod_next;
};
#define TOD_OPS_VERSION 1
extern tod_ops_t *tod_ops;
extern char *tod_module_name;
#define TODOP_GET(top) ((top)->tod_get(top))
#define TODOP_SET(top, ts) ((top)->tod_set(top, ts))
#ifdef __cplusplus
}
#endif
#endif /* _SYS_MACHCLOCK_H */