100 lines
3.5 KiB
C
100 lines
3.5 KiB
C
/*
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* Copyright (c) 2006, 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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* Author : Adam Dunkels
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*/
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#include "contiki.h"
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#include "duty-cycle-scroller.h"
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#include "lcd.h"
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#include "sys/energest.h"
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PROCESS(duty_cycle_scroller_process, "Duty cycle scroller");
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static clock_time_t interval;
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/*---------------------------------------------------------------------------*/
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PROCESS_THREAD(duty_cycle_scroller_process, ev, data)
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{
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static struct etimer interval_timer;
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int height;
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static uint32_t last_cpu, last_lpm, last_transmit, last_listen;
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uint32_t cpu, lpm, transmit, listen;
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uint32_t all_cpu, all_lpm, all_transmit, all_listen;
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uint32_t radio, time;
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PROCESS_BEGIN();
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while(1) {
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etimer_set(&interval_timer, interval);
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PROCESS_WAIT_UNTIL(etimer_expired(&interval_timer));
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lcd_scroll_x();
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all_cpu = energest_type_time(ENERGEST_TYPE_CPU);
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all_lpm = energest_type_time(ENERGEST_TYPE_LPM);
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all_transmit = energest_type_time(ENERGEST_TYPE_TRANSMIT);
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all_listen = energest_type_time(ENERGEST_TYPE_LISTEN);
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cpu = all_cpu - last_cpu;
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lpm = all_lpm - last_lpm;
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transmit = all_transmit - last_transmit;
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listen = all_listen - last_listen;
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last_cpu = all_cpu;
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last_lpm = all_lpm;
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last_transmit = all_transmit;
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last_listen = all_listen;
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radio = transmit + listen;
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time = cpu + lpm;
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height = 1 + (5 + ((1000 * radio) / time)) / 10;
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if(height >= LCD_MAX_SCROLL_AREA) {
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height = LCD_MAX_SCROLL_AREA;
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}
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lcd_draw_vertical_line(height);
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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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duty_cycle_scroller_start(clock_time_t i)
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{
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interval = i;
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process_start(&duty_cycle_scroller_process, NULL);
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}
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/*---------------------------------------------------------------------------*/
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void
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duty_cycle_scroller_stop(void)
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{
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process_exit(&duty_cycle_scroller_process);
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}
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/*---------------------------------------------------------------------------*/
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