lib/libpmc/pmc.h

   1 /*      $NetBSD: pmc.h,v 1.1 2002/08/09 00:03:15 thorpej Exp $  */
   2
   3 /*
   4  * Copyright (c 2002 Wasabi Systems, Inc.
   5  * All rights reserved.
   6  *
   7  * Written by Jason R. Thorpe for Wasabi Systems, Inc.
   8  *
   9  * Redistribution and use in source and binary forms, with or without
  10  * modification, are permitted provided that the following conditions
  11  * are met:
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the above copyright
  15  *    notice, this list of conditions and the following disclaimer in the
  16  *    documentation and/or other materials provided with the distribution.
  17  * 3. All advertising materials mentioning features or use of this software
  18  *    must display the following acknowledgement:
  19  *      This product includes software developed for the NetBSD Project by
  20  *      Wasabi Systems, Inc.
  21  * 4. The name of Wasabi Systems, Inc. may not be used to endorse
  22  *    or promote products derived from this software without specific prior
  23  *    written permission.
  24  *
  25  * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
  26  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  27  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  28  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL WASABI SYSTEMS, INC
  29  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  30  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  31  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  33  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  34  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  35  * POSSIBILITY OF SUCH DAMAGE.
  36  */
  37
  38 #ifndef _PMC_H_
  39 #define _PMC_H_
  40
  41 #include <sys/types.h>
  42 #include <sys/pmc.h>
  43
  44 struct pmc_event {
  45         const char *name;
  46         pmc_evid_t val;
  47 };
  48
  49 __BEGIN_DECLS
  50 int     pmc_configure_counter(int, const char *, pmc_ctr_t, uint32_t);
  51 int     pmc_start_counter(int);
  52 int     pmc_stop_counter(int);
  53 int     pmc_get_num_counters(void);
  54 int     pmc_get_counter_class(void);
  55 int     pmc_get_counter_type(int, int *);
  56 int     pmc_get_counter_value(int, uint64_t *);
  57 int     pmc_get_accumulated_counter_value(int, uint64_t *);
  58
  59 const char *pmc_get_counter_class_name(int);
  60 const char *pmc_get_counter_type_name(int);
  61 const char *pmc_get_counter_event_name(pmc_evid_t);
  62 const struct pmc_event *pmc_get_counter_event_list(void);
  63 __END_DECLS
  64
  65 #endif /* _PMC_H_ */