261 lines
8.1 KiB
C
261 lines
8.1 KiB
C
/*
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* Copyright (c) 2009, 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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*/
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/**
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* \file
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* Power reporting functions of the Contiki shell
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* \author
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* Adam Dunkels <adam@sics.se>
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*/
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#include "shell.h"
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#include "sys/compower.h"
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#include "sys/energest.h"
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#include <stdio.h>
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struct power_msg {
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uint16_t len;
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uint32_t cpu;
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uint32_t lpm;
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uint32_t transmit;
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uint32_t listen;
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uint32_t idle_transmit;
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uint32_t idle_listen;
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};
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#define WITH_POWERGRAPH 0
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/*---------------------------------------------------------------------------*/
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PROCESS(shell_power_process, "power");
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SHELL_COMMAND(power_command,
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"power",
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"power: print power profile",
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&shell_power_process);
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PROCESS(shell_energy_process, "energy");
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SHELL_COMMAND(energy_command,
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"energy",
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"energy: print energy profile",
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&shell_energy_process);
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PROCESS(shell_powerconv_process, "powerconv");
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SHELL_COMMAND(powerconv_command,
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"powerconv",
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"powerconv: convert power profile to human readable output",
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&shell_powerconv_process);
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#if WITH_POWERGRAPH
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PROCESS(shell_powergraph_process, "powergraph");
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SHELL_COMMAND(powergraph_command,
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"powergraph",
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"powergraph: convert power profile to a 'graphical' repressentation",
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&shell_powergraph_process);
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#endif /* WITH_POWERGRAPH */
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/*---------------------------------------------------------------------------*/
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PROCESS_THREAD(shell_power_process, ev, data)
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{
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static uint32_t last_cpu, last_lpm, last_transmit, last_listen;
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static uint32_t last_idle_transmit, last_idle_listen;
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struct power_msg msg;
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PROCESS_BEGIN();
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energest_flush();
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msg.len = 12;
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msg.cpu = energest_type_time(ENERGEST_TYPE_CPU) - last_cpu;
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msg.lpm = energest_type_time(ENERGEST_TYPE_LPM) - last_lpm;
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msg.transmit = energest_type_time(ENERGEST_TYPE_TRANSMIT) - last_transmit;
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msg.listen = energest_type_time(ENERGEST_TYPE_LISTEN) - last_listen;
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msg.idle_transmit = compower_idle_activity.transmit - last_idle_transmit;
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msg.idle_listen = compower_idle_activity.listen - last_idle_listen;
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last_cpu = energest_type_time(ENERGEST_TYPE_CPU);
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last_lpm = energest_type_time(ENERGEST_TYPE_LPM);
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last_transmit = energest_type_time(ENERGEST_TYPE_TRANSMIT);
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last_listen = energest_type_time(ENERGEST_TYPE_LISTEN);
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last_idle_listen = compower_idle_activity.listen;
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last_idle_transmit = compower_idle_activity.transmit;
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shell_output(&power_command, &msg, sizeof(msg), "", 0);
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PROCESS_END();
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}
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/*---------------------------------------------------------------------------*/
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PROCESS_THREAD(shell_energy_process, ev, data)
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{
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struct power_msg msg;
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PROCESS_BEGIN();
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energest_flush();
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msg.len = 12;
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msg.cpu = energest_type_time(ENERGEST_TYPE_CPU);
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msg.lpm = energest_type_time(ENERGEST_TYPE_LPM);
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msg.transmit = energest_type_time(ENERGEST_TYPE_TRANSMIT);
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msg.listen = energest_type_time(ENERGEST_TYPE_LISTEN);
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msg.idle_transmit = compower_idle_activity.transmit;
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msg.idle_listen = compower_idle_activity.listen;
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shell_output(&energy_command, &msg, sizeof(msg), "", 0);
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PROCESS_END();
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}
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/*---------------------------------------------------------------------------*/
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#define DEC2FIX(h,d) ((h * 64L) + (unsigned long)((d * 64L) / 1000L))
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static void
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printpower(struct power_msg *msg)
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{
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char buf[100];
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unsigned long avg_power;
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unsigned long time;
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time = msg->cpu + msg->lpm;
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avg_power = (3L *
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(msg->cpu * DEC2FIX(1L,800L) +
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msg->lpm * DEC2FIX(0L,545L) +
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msg->transmit * DEC2FIX(17L,700L) +
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msg->listen * DEC2FIX(20L,0))) / ((64L * time) / 1000);
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snprintf(buf, sizeof(buf), "CPU %d%% LPM %d%% tx %d%% rx %d%% idle tx %d%% idle rx %d%% tot %lu uW",
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(int)((100L * (unsigned long)msg->cpu) / time),
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(int)((100L * (unsigned long)msg->lpm) / time),
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(int)((100L * (unsigned long)msg->transmit) / time),
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(int)((100L * (unsigned long)msg->listen) / time),
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(int)((100L * (unsigned long)msg->idle_transmit) / time),
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(int)((100L * (unsigned long)msg->idle_listen) / time),
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avg_power);
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shell_output_str(&powerconv_command, buf, "");
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}
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/*---------------------------------------------------------------------------*/
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PROCESS_THREAD(shell_powerconv_process, ev, data)
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{
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struct power_msg *msg;
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struct shell_input *input;
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int len;
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PROCESS_BEGIN();
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while(1) {
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PROCESS_WAIT_EVENT_UNTIL(ev == shell_event_input);
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input = data;
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if(input->len1 + input->len2 == 0) {
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PROCESS_EXIT();
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}
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len = input->len1;
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for(msg = (struct power_msg *)input->data1;
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len > 0;
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msg++, len -= sizeof(struct power_msg)) {
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printpower(msg);
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}
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len = input->len2;
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for(msg = (struct power_msg *)input->data2;
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len > 0;
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msg++, len -= sizeof(struct power_msg)) {
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printpower(msg);
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}
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}
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PROCESS_END();
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}
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/*---------------------------------------------------------------------------*/
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#if WITH_POWERGRAPH
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#define MAX_POWERGRAPH 34
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static void
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printpowergraph(struct power_msg *msg)
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{
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int i;
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unsigned long avg_power;
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unsigned long time;
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char buf[MAX_POWERGRAPH];
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time = msg->cpu + msg->lpm;
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avg_power = (3L *
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(msg->cpu * DEC2FIX(1L,800L) +
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msg->lpm * DEC2FIX(0L,545L) +
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msg->transmit * DEC2FIX(17L,700L) +
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msg->listen * DEC2FIX(20L,0))) / ((64L * time) / 1000);
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memset(buf, 0, MAX_POWERGRAPH);
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for(i = 0; avg_power > 0 && i < MAX_POWERGRAPH; ++i) {
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buf[i] = '*';
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avg_power -= MIN(2000, avg_power);
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}
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shell_output_str(&powergraph_command, buf, "");
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}
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/*---------------------------------------------------------------------------*/
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PROCESS_THREAD(shell_powergraph_process, ev, data)
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{
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struct power_msg *msg;
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struct shell_input *input;
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int len;
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PROCESS_BEGIN();
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while(1) {
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PROCESS_WAIT_EVENT_UNTIL(ev == shell_event_input);
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input = data;
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if(input->len1 + input->len2 == 0) {
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PROCESS_EXIT();
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}
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len = input->len1;
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for(msg = (struct power_msg *)input->data1;
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len > 0;
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msg++, len -= sizeof(struct power_msg)) {
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printpowergraph(msg);
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}
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len = input->len2;
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for(msg = (struct power_msg *)input->data2;
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len > 0;
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msg++, len -= sizeof(struct power_msg)) {
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printpowergraph(msg);
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}
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}
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PROCESS_END();
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}
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#endif /* WITH_POWERGRAPH */
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/*---------------------------------------------------------------------------*/
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void
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shell_power_init(void)
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{
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shell_register_command(&power_command);
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shell_register_command(&powerconv_command);
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shell_register_command(&energy_command);
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#if WITH_POWERGRAPH
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shell_register_command(&powergraph_command);
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#endif /* WITH_POWERGRAPH */
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}
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/*---------------------------------------------------------------------------*/
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