Contiki 2.6
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00001 /* 00002 * Copyright (c) 2007, Swedish Institute of Computer Science. 00003 * All rights reserved. 00004 * 00005 * Redistribution and use in source and binary forms, with or without 00006 * modification, are permitted provided that the following conditions 00007 * are met: 00008 * 1. Redistributions of source code must retain the above copyright 00009 * notice, this list of conditions and the following disclaimer. 00010 * 2. Redistributions in binary form must reproduce the above copyright 00011 * notice, this list of conditions and the following disclaimer in the 00012 * documentation and/or other materials provided with the distribution. 00013 * 3. Neither the name of the Institute nor the names of its contributors 00014 * may be used to endorse or promote products derived from this software 00015 * without specific prior written permission. 00016 * 00017 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 00018 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00019 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 00020 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 00021 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 00022 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 00023 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 00024 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 00025 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 00026 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 00027 * SUCH DAMAGE. 00028 * 00029 * This file is part of the Contiki operating system. 00030 * 00031 * $Id: energest.c,v 1.2 2008/09/29 11:44:37 joxe Exp $ 00032 */ 00033 00034 /** 00035 * \file 00036 * Implementation of the energy estimation module 00037 * \author 00038 * Adam Dunkels <adam@sics.se> 00039 */ 00040 00041 #include "sys/energest.h" 00042 #include "contiki-conf.h" 00043 00044 #if ENERGEST_CONF_ON 00045 00046 int energest_total_count; 00047 energest_t energest_total_time[ENERGEST_TYPE_MAX]; 00048 rtimer_clock_t energest_current_time[ENERGEST_TYPE_MAX]; 00049 #ifdef ENERGEST_CONF_LEVELDEVICE_LEVELS 00050 energest_t energest_leveldevice_current_leveltime[ENERGEST_CONF_LEVELDEVICE_LEVELS]; 00051 #endif 00052 unsigned char energest_current_mode[ENERGEST_TYPE_MAX]; 00053 00054 /*---------------------------------------------------------------------------*/ 00055 void 00056 energest_init(void) 00057 { 00058 int i; 00059 for(i = 0; i < ENERGEST_TYPE_MAX; ++i) { 00060 energest_total_time[i].current = energest_current_time[i] = 0; 00061 energest_current_mode[i] = 0; 00062 } 00063 #ifdef ENERGEST_CONF_LEVELDEVICE_LEVELS 00064 for(i = 0; i < ENERGEST_CONF_LEVELDEVICE_LEVELS; ++i) { 00065 energest_leveldevice_current_leveltime[i].current = 0; 00066 } 00067 #endif 00068 } 00069 /*---------------------------------------------------------------------------*/ 00070 unsigned long 00071 energest_type_time(int type) 00072 { 00073 /* Note: does not support ENERGEST_CONF_LEVELDEVICE_LEVELS! */ 00074 #ifndef ENERGEST_CONF_LEVELDEVICE_LEVELS 00075 if(energest_current_mode[type]) { 00076 rtimer_clock_t now = RTIMER_NOW(); 00077 energest_total_time[type].current += (rtimer_clock_t) 00078 (now - energest_current_time[type]); 00079 energest_current_time[type] = now; 00080 } 00081 #endif /* ENERGEST_CONF_LEVELDEVICE_LEVELS */ 00082 return energest_total_time[type].current; 00083 } 00084 /*---------------------------------------------------------------------------*/ 00085 unsigned long 00086 energest_leveldevice_leveltime(int powerlevel) 00087 { 00088 #ifdef ENERGEST_CONF_LEVELDEVICE_LEVELS 00089 return energest_leveldevice_current_leveltime[powerlevel].current; 00090 #else 00091 return 0; 00092 #endif 00093 } 00094 /*---------------------------------------------------------------------------*/ 00095 void 00096 energest_type_set(int type, unsigned long val) 00097 { 00098 energest_total_time[type].current = val; 00099 } 00100 /*---------------------------------------------------------------------------*/ 00101 /* Note: does not support ENERGEST_CONF_LEVELDEVICE_LEVELS! */ 00102 void 00103 energest_flush(void) 00104 { 00105 rtimer_clock_t now; 00106 int i; 00107 for(i = 0; i < ENERGEST_TYPE_MAX; i++) { 00108 if(energest_current_mode[i]) { 00109 now = RTIMER_NOW(); 00110 energest_total_time[i].current += (rtimer_clock_t) 00111 (now - energest_current_time[i]); 00112 energest_current_time[i] = now; 00113 } 00114 } 00115 } 00116 /*---------------------------------------------------------------------------*/ 00117 #else /* ENERGEST_CONF_ON */ 00118 void energest_type_set(int type, unsigned long val) {} 00119 void energest_init(void) {} 00120 unsigned long energest_type_time(int type) { return 0; } 00121 void energest_flush(void) {} 00122 #endif /* ENERGEST_CONF_ON */