/** * \addtogroup compower * @{ */ /* * Copyright (c) 2009, Swedish Institute of Computer Science. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of the Institute nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * This file is part of the Contiki operating system. * * $Id: compower.c,v 1.5 2010/06/14 19:19:17 adamdunkels Exp $ */ /** * \file * Communication power accounting module * \author * Adam Dunkels <adam@sics.se> */ #include "contiki-conf.h" #include "sys/energest.h" #include "sys/compower.h" #include "net/packetbuf.h" struct compower_activity compower_idle_activity; /*---------------------------------------------------------------------------*/ void compower_init(void) { compower_clear(&compower_idle_activity); } /*---------------------------------------------------------------------------*/ void compower_accumulate(struct compower_activity *e) { static uint32_t last_listen, last_transmit; uint32_t listen, transmit; listen = energest_type_time(ENERGEST_TYPE_LISTEN); e->listen += listen - last_listen; last_listen = listen; transmit = energest_type_time(ENERGEST_TYPE_TRANSMIT); e->transmit += transmit - last_transmit; last_transmit = transmit; } /*---------------------------------------------------------------------------*/ void compower_clear(struct compower_activity *e) { e->listen = e->transmit = 0; } /*---------------------------------------------------------------------------*/ void compower_attrconv(struct compower_activity *e) { packetbuf_set_attr(PACKETBUF_ATTR_LISTEN_TIME, packetbuf_attr(PACKETBUF_ATTR_LISTEN_TIME) + e->listen); packetbuf_set_attr(PACKETBUF_ATTR_TRANSMIT_TIME, packetbuf_attr(PACKETBUF_ATTR_TRANSMIT_TIME) + e->transmit); } /*---------------------------------------------------------------------------*/ void compower_accumulate_attrs(struct compower_activity *e) { e->listen += packetbuf_attr(PACKETBUF_ATTR_LISTEN_TIME); e->transmit += packetbuf_attr(PACKETBUF_ATTR_TRANSMIT_TIME); } /*---------------------------------------------------------------------------*/ /** @} */