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freebsd_rtprio.h revision 1.2 
      1 /*
      2  * Copyright (c) 1994, Henrik Vestergaard Draboel
      3  * All rights reserved.
      4  *
      5  * Redistribution and use in source and binary forms, with or without
      6  * modification, are permitted provided that the following conditions
      7  * are met:
      8  * 1. Redistributions of source code must retain the above copyright
      9  *    notice, this list of conditions and the following disclaimer.
     10  * 2. Redistributions in binary form must reproduce the above copyright
     11  *    notice, this list of conditions and the following disclaimer in the
     12  *    documentation and/or other materials provided with the distribution.
     13  * 3. All advertising materials mentioning features or use of this software
     14  *    must display the following acknowledgement:
     15  *	This product includes software developed by (name).
     16  * 4. The name of the author may not be used to endorse or promote products
     17  *    derived from this software without specific prior written permission.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     29  * SUCH DAMAGE.
     30  *
     31  *	from: rtprio.h,v 1.2 1994/10/02 04:45:59 davidg Exp
     32  */
     33 
     34 #ifndef _FREEBSD_RTPRIO_H
     35 #define _FREEBSD_RTPRIO_H
     36 
     37 /*
     38  * Process realtime-priority specifications to rtprio.
     39  */
     40 
     41 /* priority types */
     42 #define FREEBSD_RTP_PRIO_REALTIME	0
     43 #define FREEBSD_RTP_PRIO_NORMAL		1
     44 #define FREEBSD_RTP_PRIO_IDLE		2
     45 
     46 /* priority range */
     47 #define FREEBSD_RTP_PRIO_MIN		0	/* Highest priority */
     48 #define FREEBSD_RTP_PRIO_MAX		31	/* Lowest priority */
     49 
     50 /*
     51  * rtprio() syscall functions
     52  */
     53 #define FREEBSD_RTP_LOOKUP		0
     54 #define FREEBSD_RTP_SET			1
     55 
     56 #ifndef _LOCORE
     57 struct freebsd_rtprio {
     58 	u_short type;
     59 	u_short prio;
     60 };
     61 #endif
     62 #endif	/* !_FREEBSD_RTPRIO_H */
     63