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cpu_counter.h revision 1.3 
      1 /*	$NetBSD: cpu_counter.h,v 1.3 2014/03/11 20:25:05 pooka Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 2014 Antti Kantee.  All Rights Reserved.
      5  *
      6  * Redistribution and use in source and binary forms, with or without
      7  * modification, are permitted provided that the following conditions
      8  * are met:
      9  * 1. Redistributions of source code must retain the above copyright
     10  *    notice, this list of conditions and the following disclaimer.
     11  * 2. Redistributions in binary form must reproduce the above copyright
     12  *    notice, this list of conditions and the following disclaimer in the
     13  *    documentation and/or other materials provided with the distribution.
     14  *
     15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
     16  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     17  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     18  * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
     21  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     25  * SUCH DAMAGE.
     26  */
     27 
     28 #ifndef _SYS_RUMP_CPU_COUNTER_H_
     29 #define _SYS_RUMP_CPU_COUNTER_H_
     30 
     31 #include <sys/types.h>
     32 
     33 #ifdef __HAVE_CPU_COUNTER
     34 /*
     35  * A very simple MI cpu "counter".  Could start filling in MD ones ...
     36  */
     37 #define cpu_hascounter() 0
     38 #define cpu_counter() 0
     39 #define cpu_counter32() 0
     40 #define cpu_frequency(a) 0
     41 #endif /* __HAVE_CPU_COUNTER */
     42 
     43 #endif /* _SYS_RUMP_CPU_COUNTER_H_ */
     44