contiki/apps/powertrace/powertrace.c
adamdunkels b72e90597e Rewrote the default powertrace_sniff() behaviour. Instead of printing
out power data for all incoming and outgoing packets (which causes
problems when there is much traffic), the power data for the packets
is instead logged and periodically printed out in aggregated form.
2010-09-22 22:09:52 +00:00

300 lines
9.7 KiB
C

/*
* Copyright (c) 2010, 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: powertrace.c,v 1.7 2010/09/22 22:09:52 adamdunkels Exp $
*/
/**
* \file
* Powertrace: periodically print out power consumption
* \author
* Adam Dunkels <adam@sics.se>
*/
#include "contiki.h"
#include "contiki-lib.h"
#include "sys/compower.h"
#include "powertrace.h"
#include "net/rime.h"
#include <stdio.h>
#include <string.h>
struct powertrace_sniff_stats {
struct powertrace_sniff_stats *next;
uint32_t num_input, num_output;
uint32_t input_txtime, input_rxtime;
uint32_t output_txtime, output_rxtime;
uint16_t channel;
};
#define INPUT 1
#define OUTPUT 0
#define MAX_NUM_STATS 16
MEMB(stats_memb, struct powertrace_sniff_stats, MAX_NUM_STATS);
LIST(stats_list);
PROCESS(powertrace_process, "Periodic power output");
/*---------------------------------------------------------------------------*/
void
powertrace_print(char *str)
{
static uint32_t last_cpu, last_lpm, last_transmit, last_listen;
static uint32_t last_idle_transmit, last_idle_listen;
static uint32_t cpu, lpm, transmit, listen;
static uint32_t idle_transmit, idle_listen;
static uint32_t seqno;
uint32_t time, total_radio;
struct powertrace_sniff_stats *s;
energest_flush();
cpu = energest_type_time(ENERGEST_TYPE_CPU) - last_cpu;
lpm = energest_type_time(ENERGEST_TYPE_LPM) - last_lpm;
transmit = energest_type_time(ENERGEST_TYPE_TRANSMIT) - last_transmit;
listen = energest_type_time(ENERGEST_TYPE_LISTEN) - last_listen;
idle_transmit = compower_idle_activity.transmit - last_idle_transmit;
idle_listen = compower_idle_activity.listen - last_idle_listen;
last_cpu = energest_type_time(ENERGEST_TYPE_CPU);
last_lpm = energest_type_time(ENERGEST_TYPE_LPM);
last_transmit = energest_type_time(ENERGEST_TYPE_TRANSMIT);
last_listen = energest_type_time(ENERGEST_TYPE_LISTEN);
last_idle_listen = compower_idle_activity.listen;
last_idle_transmit = compower_idle_activity.transmit;
time = cpu + lpm;
total_radio = energest_type_time(ENERGEST_TYPE_LISTEN) +
energest_type_time(ENERGEST_TYPE_TRANSMIT);
printf("%s %lu P %d.%d %lu %lu %lu %lu %lu %lu %lu (radio %d.%02d%% tx %d.%02d%% listen %d.%02d%%)\n",
str,
clock_time(), rimeaddr_node_addr.u8[0], rimeaddr_node_addr.u8[1], seqno,
cpu, lpm, transmit, listen, idle_transmit, idle_listen,
(int)((100L * (transmit + listen)) / time),
(int)((10000L * (transmit + listen) / time) - (100L * (transmit + listen) / time) * 100),
(int)((100L * transmit) / time),
(int)((10000L * transmit) / time - (100L * transmit / time) * 100),
(int)((100L * listen) / time),
(int)((10000L * listen) / time - (100L * listen / time) * 100));
for(s = list_head(stats_list); s != NULL; s = list_item_next(s)) {
printf("%s %lu SP %d.%d %lu %u %lu %lu %lu %lu %lu %lu (channel %d radio %d.%02d%%)\n",
str, clock_time(), rimeaddr_node_addr.u8[0], rimeaddr_node_addr.u8[1], seqno,
s->channel,
s->num_input, s->input_txtime, s->input_rxtime,
s->num_output, s->output_txtime, s->output_rxtime,
s->channel,
(int)((100L * (s->input_rxtime + s->input_txtime + s->output_rxtime + s->output_txtime)) / total_radio),
(int)((10000L * (s->input_rxtime + s->input_txtime + s->output_rxtime + s->output_txtime)) / total_radio));
}
seqno++;
}
/*---------------------------------------------------------------------------*/
PROCESS_THREAD(powertrace_process, ev, data)
{
static struct etimer periodic;
clock_time_t *period;
PROCESS_BEGIN();
period = data;
if(period == NULL) {
PROCESS_EXIT();
}
etimer_set(&periodic, *period);
while(1) {
PROCESS_WAIT_UNTIL(etimer_expired(&periodic));
etimer_reset(&periodic);
powertrace_print("");
}
PROCESS_END();
}
/*---------------------------------------------------------------------------*/
void
powertrace_start(clock_time_t period)
{
process_start(&powertrace_process, (void *)&period);
}
/*---------------------------------------------------------------------------*/
void
powertrace_stop(void)
{
process_exit(&powertrace_process);
}
/*---------------------------------------------------------------------------*/
#if ! UIP_CONF_IPV6
static void
sniffprint(char *prefix, int seqno)
{
const rimeaddr_t *sender, *receiver, *esender, *ereceiver;
sender = packetbuf_addr(PACKETBUF_ADDR_SENDER);
receiver = packetbuf_addr(PACKETBUF_ADDR_RECEIVER);
esender = packetbuf_addr(PACKETBUF_ADDR_ESENDER);
ereceiver = packetbuf_addr(PACKETBUF_ADDR_ERECEIVER);
printf("%lu %s %d %u %d %d %d.%d %u %u\n",
clock_time(),
prefix,
rimeaddr_node_addr.u8[0], seqno,
packetbuf_attr(PACKETBUF_ATTR_CHANNEL),
packetbuf_attr(PACKETBUF_ATTR_PACKET_TYPE),
esender->u8[0], esender->u8[1],
packetbuf_attr(PACKETBUF_ATTR_TRANSMIT_TIME),
packetbuf_attr(PACKETBUF_ATTR_LISTEN_TIME));
}
/*---------------------------------------------------------------------------*/
static void
add_stats(struct powertrace_sniff_stats *s, int input_or_output)
{
if(input_or_output == INPUT) {
s->num_input++;
s->input_txtime += packetbuf_attr(PACKETBUF_ATTR_TRANSMIT_TIME);
s->input_rxtime += packetbuf_attr(PACKETBUF_ATTR_LISTEN_TIME);
} else if(input_or_output == OUTPUT) {
s->num_output++;
s->output_txtime += packetbuf_attr(PACKETBUF_ATTR_TRANSMIT_TIME);
s->output_rxtime += packetbuf_attr(PACKETBUF_ATTR_LISTEN_TIME);
}
}
/*---------------------------------------------------------------------------*/
static void
add_packet_stats(int input_or_output)
{
struct powertrace_sniff_stats *s;
if(packetbuf_attr(PACKETBUF_ATTR_CHANNEL) == 0) {
printf("Channel 0\n");
}
/* Go through the list of stats to find one that matches the channel
of the packet. If we don't find one, we allocate a new one and
put it on the list. */
for(s = list_head(stats_list); s != NULL; s = list_item_next(s)) {
if(s->channel == packetbuf_attr(PACKETBUF_ATTR_CHANNEL)) {
add_stats(s, input_or_output);
break;
}
}
if(s == NULL) {
s = memb_alloc(&stats_memb);
if(s != NULL) {
memset(s, 0, sizeof(struct powertrace_sniff_stats));
s->channel = packetbuf_attr(PACKETBUF_ATTR_CHANNEL);
list_add(stats_list, s);
add_stats(s, input_or_output);
}
}
}
/*---------------------------------------------------------------------------*/
static void
input_sniffer(void)
{
add_packet_stats(INPUT);
}
/*---------------------------------------------------------------------------*/
static void
output_sniffer(void)
{
add_packet_stats(OUTPUT);
}
/*---------------------------------------------------------------------------*/
static void
input_printsniffer(void)
{
static int seqno = 0;
sniffprint("I", seqno++);
if(packetbuf_attr(PACKETBUF_ATTR_CHANNEL) == 0) {
int i;
uint8_t *dataptr;
printf("x %d ", packetbuf_totlen());
dataptr = packetbuf_hdrptr();
printf("%02x ", dataptr[0]);
for(i = 1; i < packetbuf_totlen(); ++i) {
printf("%02x ", dataptr[i]);
}
printf("\n");
}
}
/*---------------------------------------------------------------------------*/
static void
output_printsniffer(void)
{
static int seqno = 0;
sniffprint("O", seqno++);
}
/*---------------------------------------------------------------------------*/
RIME_SNIFFER(powersniff, input_sniffer, output_sniffer);
RIME_SNIFFER(printsniff, input_printsniffer, output_printsniffer);
/*---------------------------------------------------------------------------*/
void
powertrace_sniff(powertrace_onoff_t onoff)
{
switch(onoff) {
case POWERTRACE_ON:
rime_sniffer_add(&powersniff);
break;
case POWERTRACE_OFF:
rime_sniffer_remove(&powersniff);
break;
}
}
/*---------------------------------------------------------------------------*/
void
powertrace_printsniff(powertrace_onoff_t onoff)
{
switch(onoff) {
case POWERTRACE_ON:
rime_sniffer_add(&printsniff);
break;
case POWERTRACE_OFF:
rime_sniffer_remove(&printsniff);
break;
}
}
/*---------------------------------------------------------------------------*/
#else /* ! UIP_CONF_IPV6 */
void
powertrace_sniff(powertrace_onoff_t onoff)
{
}
#endif /* ! UIP_CONF_IPV6 */