/*
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/>.
*/
/*
* Copyright (c) Martin Schoeberl, martin@jopdesign.com
* 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. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Martin Schoeberl
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
*
*/
package jembench.udpip;
/**
* Start device driver threads and poll for packets.
*/
public class UdpipNet {
public static int[] eth; // own ethernet address
public static int ip; // own ip address
/**
* The one and only reference to this object.
*/
private static UdpipNet single;
/**
* private because it's a singleton Thread.
*/
private UdpipNet() {
}
/**
* Allocate buffer and create thread.
*/
public static UdpipNet init() {
if (single != null) return single; // allready called init()
eth = new int[6];
eth[0] = 0x00;
eth[1] = 0xe0;
eth[2] = 0x98;
eth[3] = 0x33;
eth[4] = 0xb0;
eth[5] = 0xf7; // this is eth card for chello
eth[5] = 0xf8;
ip = (192<<24) + (168<<16) + (0<<8) + 123;
// ip = (192<<24) + (168<<16) + (0<<8) + 4;
UdpipUdp.init();
UdpipPacket.init();
UdpipTcpIp.init();
//
// start my own thread
//
single = new UdpipNet();
return single;
}
/**
* Look for received packets and call TcpIp.
* Mark them to be sent if returned with len!=0 from TcpIp layer.
*/
public void loop() {
UdpipPacket p;
// is a received packet in the pool?
p = UdpipPacket.getPacket(UdpipPacket.RCV, UdpipPacket.ALLOC);
if (p!=null) { // got one received Packet from pool
UdpipTcpIp.receive(p);
} else {
UdpipUdp.loop();
}
}
}