430 lines
12 KiB
C
430 lines
12 KiB
C
/*
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* Copyright (c) 2008, 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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* $Id: shell-sky.c,v 1.9 2008/07/03 17:56:17 adamdunkels Exp $
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*/
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/**
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* \file
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* Tmote Sky-specific Contiki shell commands
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* \author
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* Adam Dunkels <adam@sics.se>
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*/
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#include "contiki.h"
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#include "shell-sky.h"
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#include "dev/watchdog.h"
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#include "net/rime.h"
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#include "dev/cc2420.h"
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#include "dev/leds.h"
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#include "dev/light.h"
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#include "dev/sht11.h"
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#include "net/rime/timesynch.h"
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#include <stdio.h>
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#include <string.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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};
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/*---------------------------------------------------------------------------*/
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PROCESS(shell_sense_process, "sense");
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SHELL_COMMAND(sense_command,
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"sense",
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"sense: print out sensor data",
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&shell_sense_process);
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PROCESS(shell_senseconv_process, "senseconv");
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SHELL_COMMAND(senseconv_command,
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"senseconv",
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"senseconv: convert 'sense' data to human readable format",
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&shell_senseconv_process);
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PROCESS(shell_txpower_process, "txpower");
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SHELL_COMMAND(txpower_command,
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"txpower",
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"txpower <power>: change CC2420 transmission power (0 - 31)",
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&shell_txpower_process);
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PROCESS(shell_rfchannel_process, "rfchannel");
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SHELL_COMMAND(rfchannel_command,
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"rfchannel",
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"rfchannel <channel>: change CC2420 radio channel (11 - 26)",
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&shell_rfchannel_process);
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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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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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/*---------------------------------------------------------------------------*/
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#define MAX(a, b) ((a) > (b)? (a): (b))
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#define MIN(a, b) ((a) < (b)? (a): (b))
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struct spectrum {
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int channel[16];
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};
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#define NUM_SAMPLES 4
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static struct spectrum rssi_samples[NUM_SAMPLES];
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static int
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do_rssi(void)
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{
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static int sample;
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int channel;
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rime_mac->off(0);
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cc2420_on();
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for(channel = 11; channel <= 26; ++channel) {
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cc2420_set_channel(channel);
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rssi_samples[sample].channel[channel - 11] = cc2420_rssi() + 53;
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}
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rime_mac->on();
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sample = (sample + 1) % NUM_SAMPLES;
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{
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int channel, tot;
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tot = 0;
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for(channel = 0; channel < 16; ++channel) {
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int max = -256;
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int i;
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for(i = 0; i < NUM_SAMPLES; ++i) {
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max = MAX(max, rssi_samples[i].channel[channel]);
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}
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tot += max / 20;
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}
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return tot;
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}
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}
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/*---------------------------------------------------------------------------*/
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struct sense_msg {
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uint16_t len;
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uint16_t clock;
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uint16_t timesynch_time;
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uint16_t light1;
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uint16_t light2;
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uint16_t temp;
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uint16_t humidity;
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uint16_t rssi;
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};
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/*---------------------------------------------------------------------------*/
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PROCESS_THREAD(shell_sense_process, ev, data)
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{
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struct sense_msg msg;
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PROCESS_BEGIN();
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msg.len = 7;
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msg.clock = clock_time();
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msg.timesynch_time = timesynch_time();
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msg.light1 = sensors_light1();
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msg.light2 = sensors_light2();
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msg.temp = sht11_temp();
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msg.humidity = sht11_humidity();
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msg.rssi = do_rssi();
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shell_output(&sense_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_senseconv_process, ev, data)
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{
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struct shell_input *input;
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struct sense_msg *msg;
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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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msg = (struct sense_msg *)input->data1;
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if(msg != NULL) {
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char buf[40];
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snprintf(buf, sizeof(buf),
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"%d", 10 * msg->light1 / 7);
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shell_output_str(&senseconv_command, "Light 1 ", buf);
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snprintf(buf, sizeof(buf),
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"%d", 46 * msg->light2 / 10);
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shell_output_str(&senseconv_command, "Light 2 ", buf);
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snprintf(buf, sizeof(buf),
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"%d.%d", (msg->temp / 10 - 396) / 10,
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(msg->temp / 10 - 396) % 10);
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shell_output_str(&senseconv_command, "Temperature ", buf);
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snprintf(buf, sizeof(buf),
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"%d", (int)(-4L + 405L * msg->humidity / 10000L));
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shell_output_str(&senseconv_command, "Relative humidity ", buf);
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snprintf(buf, sizeof(buf),
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"%d", msg->rssi);
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shell_output_str(&senseconv_command, "RSSI ", buf);
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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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PROCESS_THREAD(shell_txpower_process, ev, data)
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{
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struct {
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uint16_t len;
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uint16_t txpower;
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} msg;
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const char *newptr;
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PROCESS_BEGIN();
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msg.txpower = shell_strtolong(data, &newptr);
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/* If no transmission power was given on the command line, we print
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out the current txpower. */
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if(newptr == data) {
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msg.txpower = cc2420_get_txpower();
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} else {
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cc2420_set_txpower(msg.txpower);
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}
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msg.len = 1;
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shell_output(&txpower_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_rfchannel_process, ev, data)
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{
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struct {
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uint16_t len;
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uint16_t channel;
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} msg;
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const char *newptr;
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PROCESS_BEGIN();
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/* If no channel was given on the command line, we print out the
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current channel. */
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if(newptr == data) {
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msg.channel = cc2420_get_channel();
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} else {
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msg.channel = shell_strtolong(data, &newptr);
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cc2420_set_channel(msg.channel);
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}
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msg.len = 1;
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shell_output(&txpower_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_power_process, ev, data)
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{
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static unsigned long last_cpu, last_lpm, last_transmit, last_listen;
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struct power_msg msg;
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PROCESS_BEGIN();
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msg.len = 8;
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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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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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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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msg.len = 8;
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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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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[50];
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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%% 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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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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#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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/*---------------------------------------------------------------------------*/
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void
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shell_sky_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(&powergraph_command);
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shell_register_command(&energy_command);
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shell_register_command(&txpower_command);
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shell_register_command(&rfchannel_command);
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shell_register_command(&sense_command);
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shell_register_command(&senseconv_command);
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}
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/*---------------------------------------------------------------------------*/
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