firmware/export/profile.h

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Profiling routines counts ticks and calls to each profiled function.
  11  *
  12  * Copyright (C) 2005 by Brandon Low
  13  *
  14  * All files in this archive are subject to the GNU General Public License.
  15  * See the file COPYING in the source tree root for full license agreement.
  16  *
  17  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  18  * KIND, either express or implied.
  19  ****************************************************************************/
  20
  21 #ifndef _SYS_PROFILE_H
  22 #define _SYS_PROFILE_H
  23
  24 /* Initialize and start profiling */
  25 void profstart(int current_thread)
  26   NO_PROF_ATTR;
  27
  28 /* Clean up and write profile data */
  29 void profstop (void)
  30   NO_PROF_ATTR;
  31
  32 /* Called every time a thread stops, we check if it's our thread and store
  33  * temporary timing data if it is */
  34 void profile_thread_stopped(int current_thread)
  35   NO_PROF_ATTR;
  36 /* Called when a thread starts, we check if it's our thread and resume timing */
  37 void profile_thread_started(int current_thread)
  38   NO_PROF_ATTR;
  39
  40 void profile_func_exit(void *this_fn, void *call_site)
  41   NO_PROF_ATTR ICODE_ATTR;
  42 void profile_func_enter(void *this_fn, void *call_site)
  43   NO_PROF_ATTR ICODE_ATTR;
  44
  45 #endif /*_SYS_PROFILE_H*/