/* This file is part of JOP, the Java Optimized Processor see <http://www.jopdesign.com/> Copyright (C) 2001-2008, Martin Schoeberl (martin@jopdesign.com) This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. */ package testrt; import util.*; import joprt.*; import com.jopdesign.sys.*; // Measure time with a full thread queue public class PeriodicFull { static final int NUM_THREADS = 6; static class Busy extends RtThread { private int w; private char c; Busy(int per, char ch) { super(5, per); // w = per*90/100; w = per/(NUM_THREADS+2); // some time for main thread c = ch; } public void run() { for (;;) { System.out.print(c); int ts = Native.rd(Const.IO_US_CNT); ts += w; // busy wait for period end while (ts-Native.rd(Const.IO_US_CNT)>0) ; waitForNextPeriod(); } } } public static void main(String[] args) { System.out.println("PeriodicFull test"); RtThread rt = new RtThread(10, 100000) { public void run() { waitForNextPeriod(); int ts_old = Native.rd(Const.IO_US_CNT); for (;;) { waitForNextPeriod(); int ts = Native.rd(Const.IO_US_CNT); // System.out.print('*'); // Result.printPeriod(ts_old, ts); ts_old = ts; } } }; for (int i=0; i<NUM_THREADS; ++i) { new Busy(1000000, (char) (i+'a')); } RtThread.startMission(); // sleep for (;;) { // RtThread.debug(); Timer.wd(); RtThread.sleepMs(1200); System.out.print('M'); } } }