123 lines
4.4 KiB
C
123 lines
4.4 KiB
C
/*
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* Copyright (c) 2007, Swedish Institute of Computer Science.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This file is part of the Contiki operating system.
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*
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* $Id: energest.c,v 1.1 2008/07/03 23:36:30 adamdunkels Exp $
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*/
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/**
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* \file
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* Implementation of the energy estimation module
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* \author
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* Adam Dunkels <adam@sics.se>
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*/
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#include "sys/energest.h"
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#include "contiki-conf.h"
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#if ENERGEST_CONF_ON
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int energest_total_count;
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energest_t energest_total_time[ENERGEST_TYPE_MAX];
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unsigned short energest_current_time[ENERGEST_TYPE_MAX];
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#ifdef ENERGEST_CONF_LEVELDEVICE_LEVELS
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energest_t energest_leveldevice_current_leveltime[ENERGEST_CONF_LEVELDEVICE_LEVELS];
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#endif
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unsigned char energest_current_mode[ENERGEST_TYPE_MAX];
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/*---------------------------------------------------------------------------*/
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void
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energest_init(void)
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{
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int i;
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for(i = 0; i < ENERGEST_TYPE_MAX; ++i) {
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energest_total_time[i].current = energest_current_time[i] = 0;
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energest_current_mode[i] = 0;
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}
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#ifdef ENERGEST_CONF_LEVELDEVICE_LEVELS
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for(i = 0; i < ENERGEST_CONF_LEVELDEVICE_LEVELS; ++i) {
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energest_leveldevice_current_leveltime[i].current = 0;
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}
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#endif
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}
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/*---------------------------------------------------------------------------*/
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unsigned long
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energest_type_time(int type)
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{
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/* Note: does not support ENERGEST_CONF_LEVELDEVICE_LEVELS! */
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#ifndef ENERGEST_CONF_LEVELDEVICE_LEVELS
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if(energest_current_mode[type]) {
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rtimer_clock_t now = RTIMER_NOW();
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energest_total_time[type].current += (unsigned long)
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((signed short)now - (signed short)energest_current_time[type]);
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energest_current_time[type] = now;
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}
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#endif /* ENERGEST_CONF_LEVELDEVICE_LEVELS */
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return energest_total_time[type].current;
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}
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/*---------------------------------------------------------------------------*/
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unsigned long
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energest_leveldevice_leveltime(int powerlevel)
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{
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#ifdef ENERGEST_CONF_LEVELDEVICE_LEVELS
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return energest_leveldevice_current_leveltime[powerlevel].current;
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#else
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return 0;
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#endif
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}
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/*---------------------------------------------------------------------------*/
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void
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energest_type_set(int type, unsigned long val)
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{
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energest_total_time[type].current = val;
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}
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/*---------------------------------------------------------------------------*/
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/* Note: does not support ENERGEST_CONF_LEVELDEVICE_LEVELS! */
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void
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energest_flush(void)
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{
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rtimer_clock_t now;
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int i;
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for(i = 0; i < ENERGEST_TYPE_MAX; i++) {
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if(energest_current_mode[i]) {
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now = RTIMER_NOW();
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energest_total_time[i].current += (unsigned long)
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((signed short)now - (signed short)energest_current_time[i]);
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energest_current_time[i] = now;
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}
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}
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}
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/*---------------------------------------------------------------------------*/
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#else /* ENERGEST_CONF_ON */
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void energest_type_set(int type, unsigned long val) {}
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void energest_init(void) {}
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unsigned long energest_type_time(int type) { return 0; }
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void energest_flush(void) {}
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#endif /* ENERGEST_CONF_ON */
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