rt.h revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (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 2004 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
/* All Rights Reserved */
#ifndef _SYS_RT_H
#define _SYS_RT_H
#pragma ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.4 */
#include <sys/types.h>
#include <sys/thread.h>
#ifdef __cplusplus
extern "C" {
#endif
/*
* Real-time dispatcher parameter table entry
*/
typedef struct rtdpent {
pri_t rt_globpri; /* global (class independent) priority */
int rt_quantum; /* default quantum associated with this level */
} rtdpent_t;
/*
* Real-time class specific proc structure
*/
typedef struct rtproc {
int rt_pquantum; /* time quantum given to this proc */
int rt_timeleft; /* time remaining in procs quantum */
pri_t rt_pri; /* priority within rt class */
ushort_t rt_flags; /* flags defined below */
int rt_tqsignal; /* time quantum signal */
kthread_id_t rt_tp; /* pointer to thread */
struct rtproc *rt_next; /* link to next rtproc on list */
struct rtproc *rt_prev; /* link to previous rtproc on list */
} rtproc_t;
/* Flags */
#define RTBACKQ 0x0002 /* proc goes to back of disp q when preempted */
#ifdef _KERNEL
/*
* Kernel version of real-time class specific parameter structure
*/
typedef struct rtkparms {
pri_t rt_pri;
int rt_tqntm;
int rt_tqsig; /* real-time time quantum signal */
uint_t rt_cflags; /* real-time control flags */
} rtkparms_t;
#endif /* _KERNEL */
#ifdef __cplusplus
}
#endif
#endif /* _SYS_RT_H */