nes-proj/os/sys/energest.h

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/*
* Copyright (c) 2007, 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.
*
*/
/**
* \file
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* Header file for the energy estimation mechanism
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* \author
* Adam Dunkels <adam@sics.se>
*/
#ifndef ENERGEST_H_
#define ENERGEST_H_
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#include "contiki.h"
#ifndef ENERGEST_CONF_ON
/* Energest is disabled by default */
#define ENERGEST_CONF_ON 0
#endif /* ENERGEST_CONF_ON */
#ifndef ENERGEST_CURRENT_TIME
#ifdef ENERGEST_CONF_CURRENT_TIME
#define ENERGEST_CURRENT_TIME ENERGEST_CONF_CURRENT_TIME
#else
#define ENERGEST_CURRENT_TIME RTIMER_NOW
#define ENERGEST_SECOND RTIMER_SECOND
#define ENERGEST_TIME_T rtimer_clock_t
#endif /* ENERGEST_CONF_TIME */
#endif /* ENERGEST_TIME */
#ifndef ENERGEST_TIME_T
#ifdef ENERGEST_CONF_TIME_T
#define ENERGEST_TIME_T ENERGEST_CONF_TIME_T
#else
#define ENERGEST_TIME_T rtimer_clock_t
#endif /* ENERGEST_CONF_TIME_T */
#endif /* ENERGEST_TIME_T */
#ifndef ENERGEST_SECOND
#ifdef ENERGEST_CONF_SECOND
#define ENERGEST_SECOND ENERGEST_CONF_SECOND
#else /* ENERGEST_CONF_SECOND */
#define ENERGEST_SECOND RTIMER_SECOND
#endif /* ENERGEST_CONF_SECOND */
#endif /* ENERGEST_SECOND */
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#ifndef ENERGEST_GET_TOTAL_TIME
#ifdef ENERGEST_CONF_GET_TOTAL_TIME
#define ENERGEST_GET_TOTAL_TIME ENERGEST_CONF_GET_TOTAL_TIME
#else /* ENERGEST_CONF_GET_TOTAL_TIME */
#define ENERGEST_GET_TOTAL_TIME energest_get_total_time
#endif /* ENERGEST_CONF_GET_TOTAL_TIME */
#endif /* ENERGEST_GET_TOTAL_TIME */
/*
* Optional support for more energest types.
*
* #define ENERGEST_CONF_PLATFORM_ADDITIONS TYPE_NAME1, TYPE_NAME2
*
* #define ENERGEST_CONF_ADDITIONS TYPE_NAME3, TYPE_NAME4
*/
typedef enum energest_type {
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ENERGEST_TYPE_CPU,
ENERGEST_TYPE_LPM,
ENERGEST_TYPE_DEEP_LPM,
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ENERGEST_TYPE_TRANSMIT,
ENERGEST_TYPE_LISTEN,
#ifdef ENERGEST_CONF_PLATFORM_ADDITIONS
ENERGEST_CONF_PLATFORM_ADDITIONS,
#endif /* ENERGEST_CONF_PLATFORM_ADDITIONS */
#ifdef ENERGEST_CONF_ADDITIONS
ENERGEST_CONF_ADDITIONS,
#endif /* ENERGEST_CONF_ADDITIONS */
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ENERGEST_TYPE_MAX
} energest_type_t;
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void energest_init(void);
void energest_flush(void);
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uint64_t ENERGEST_GET_TOTAL_TIME(void);
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#if ENERGEST_CONF_ON
extern uint64_t energest_total_time[ENERGEST_TYPE_MAX];
extern ENERGEST_TIME_T energest_current_time[ENERGEST_TYPE_MAX];
extern unsigned char energest_current_mode[ENERGEST_TYPE_MAX];
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static inline uint64_t
energest_type_time(energest_type_t type)
{
return energest_total_time[type];
}
static inline void
energest_type_set(energest_type_t type, uint64_t value)
{
energest_total_time[type] = value;
}
static inline void
energest_on(energest_type_t type)
{
if(energest_current_mode[type] == 0) {
energest_current_time[type] = ENERGEST_CURRENT_TIME();
energest_current_mode[type] = 1;
}
}
#define ENERGEST_ON(type) energest_on(type)
static inline void
energest_off(energest_type_t type)
{
if(energest_current_mode[type] != 0) {
energest_total_time[type] +=
(ENERGEST_TIME_T)(ENERGEST_CURRENT_TIME() - energest_current_time[type]);
energest_current_mode[type] = 0;
}
}
#define ENERGEST_OFF(type) energest_off(type)
static inline void
energest_switch(energest_type_t type_off, energest_type_t type_on)
{
ENERGEST_TIME_T energest_local_variable_now = ENERGEST_CURRENT_TIME();
if(energest_current_mode[type_off] != 0) {
energest_total_time[type_off] += (ENERGEST_TIME_T)
(energest_local_variable_now - energest_current_time[type_off]);
energest_current_mode[type_off] = 0;
}
if(energest_current_mode[type_on] == 0) {
energest_current_time[type_on] = energest_local_variable_now;
energest_current_mode[type_on] = 1;
}
}
#define ENERGEST_SWITCH(type_off, type_on) energest_switch(type_off, type_on)
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#else /* ENERGEST_CONF_ON */
static inline uint64_t energest_type_time(energest_type_t type) { return 0; }
static inline void energest_type_set(energest_type_t type, uint64_t time) { }
static inline void energest_on(energest_type_t type) { }
static inline void energest_off(energest_type_t type) { }
static inline void energest_switch(energest_type_t type_off,
energest_type_t type_on)
{
}
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#define ENERGEST_ON(type) do { } while(0)
#define ENERGEST_OFF(type) do { } while(0)
#define ENERGEST_SWITCH(type_off, type_on) do { } while(0)
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#endif /* ENERGEST_CONF_ON */
#endif /* ENERGEST_H_ */