common/sys/fxpriocntl.h

	fxpriocntl.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 (c) 2001 by Sun Microsystems, Inc.
 * All rights reserved.
 */

#ifndef _SYS_FXPRIOCNTL_H
#define _SYS_FXPRIOCNTL_H

#pragma ident   "%Z%%M% %I% %E% SMI"

#include <sys/types.h>
#include <sys/thread.h>

#ifdef  __cplusplus
extern "C" {
#endif

/*
 * Fixed-priority class specific structures for the priocntl system call.
 */

typedef struct fxparms {
    pri_t   fx_upri;    /* fixed-priority user priority */
    pri_t   fx_uprilim; /* fixed-priority user priority limit */
    uint_t  fx_tqsecs;  /* seconds in time quantum */
    int fx_tqnsecs; /* additional nanosecs in time quant */
} fxparms_t;


typedef struct fxinfo {
    pri_t   fx_maxupri; /* configured limits of user priority range */
} fxinfo_t;


#define FX_NOCHANGE -32768
#define FX_TQINF    -2
#define FX_TQDEF    -3

/*
 * Fixed-priority class specific keys for the priocntl system call varargs
 * interface.
 */
#define FX_KY_UPRILIM   1   /* fixed-priority user priority limit */
#define FX_KY_UPRI  2   /* fixed-priority user priority */
#define FX_KY_TQSECS    3   /* seconds in time quantum */
#define FX_KY_TQNSECS   4   /* nanoseconds in time quantum */


/*
 * The following is used by the dispadmin(1M) command for
 * scheduler administration and is not for general use.
 */

#ifdef _SYSCALL32
/* Data structure for ILP32 clients */
typedef struct fxadmin32 {
    caddr32_t   fx_dpents;
    int16_t     fx_ndpents;
    int16_t     fx_cmd;
} fxadmin32_t;
#endif /* _SYSCALL32 */

typedef struct fxadmin {
    struct fxdpent  *fx_dpents;
    short       fx_ndpents;
    short       fx_cmd;
} fxadmin_t;

#define FX_GETDPSIZE    1
#define FX_GETDPTBL 2
#define FX_SETDPTBL 3

#ifdef  __cplusplus
}
#endif

#endif  /* _SYS_FXPRIOCNTL_H */