/* IBM_PROLOG_BEGIN_TAG                                                   */
/* This is an automatically generated prolog.                             */
/*                                                                        */
/* bos72X src/bos/kernel/sys/sched.h 1.4.3.2                              */
/*                                                                        */
/* Licensed Materials - Property of IBM                                   */
/*                                                                        */
/* COPYRIGHT International Business Machines Corp. 1988,2021              */
/* All Rights Reserved                                                    */
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/* disclosure restricted by GSA ADP Schedule Contract with IBM Corp.      */
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/* IBM_PROLOG_END_TAG                                                     */
/* @(#)58       1.4.3.2  src/bos/kernel/sys/sched.h, sysproc, bos72X, x2021_25A9 6/4/21 03:16:18 */ 
/*
 *   COMPONENT_NAME: SYSPROC
 *
 *   FUNCTIONS: 
 *
 *   ORIGINS: 27
 *
 *
 *   (C) COPYRIGHT International Business Machines Corp. 1988,1993
 *   All Rights Reserved
 *   Licensed Materials - Property of IBM
 *   US Government Users Restricted Rights - Use, duplication or
 *   disclosure restricted by GSA ADP Schedule Contract with IBM Corp.
 */


#ifndef _H_SYS_SCHED
#define _H_SYS_SCHED

#include <standards.h>
#include <comp_macros.h>

#ifdef _ALL_SOURCE
#include <sys/pri.h>   
#include <sys/m_param.h>   
#include <sys/time.h>

#define PRIORITY_MIN PSWP        /* minumum priority */     
#define PRIORITY_MAX PIDLE       /* maximum priority */

#define RR_INTERVAL HZ           /* time interval for round robin (SCHED_RR)
                                    scheduling policy */

#define PTHREAD_PRIO_MIN 1       /* minimum priority for pthreads */
#define PTHREAD_PRIO_MAX 127     /* maximum priority for pthreads */
#endif


#define SCHED_OTHER  0           /* default AIX scheduling policy */
#define SCHED_FIFO   1           /* first in-first out scheduling policy */
#define SCHED_RR     2           /* round robin scheduling policy */
#define SCHED_LOCAL  3           /* local thread scope scheduling policy */
#define SCHED_GLOBAL 4           /* global thread scope scheduling policy */
#define SCHED_FIFO2  5           /* FIFO with RQHEAD after short sleep */
#define SCHED_FIFO3  6           /* FIFO with RQHEAD all the time */
#define SCHED_FIFO4  7           /* FIFO with weak preempt */

#ifdef __cplusplus
extern "C" {
#endif
	
struct sched_param
{
        int      sched_priority;
        int      sched_policy;
        int      sched_reserved[6];
};

struct timespec;

int      _NOTHROW(sched_get_priority_max, (int));
int      _NOTHROW(sched_get_priority_min, (int));
int      _NOTHROW(sched_getparam, (pid_t, struct sched_param *));
int      _NOTHROW(sched_getscheduler, (pid_t));
int      _NOTHROW(sched_rr_get_interval, (pid_t, struct timespec *));
int      _NOTHROW(sched_setparam, (pid_t, const struct sched_param *));
int      _NOTHROW(sched_setscheduler, (pid_t, int, const struct sched_param *));
int 	 _NOTHROW(sched_yield, (void));

#ifdef __cplusplus
}
#endif

#endif /* _H_SYS_SCHED */