etherint.cc revision 13782
112837Sgabeblack@google.com/* 212837Sgabeblack@google.com * Copyright (c) 2002-2005 The Regents of The University of Michigan 312837Sgabeblack@google.com * All rights reserved. 412837Sgabeblack@google.com * 512837Sgabeblack@google.com * Redistribution and use in source and binary forms, with or without 612837Sgabeblack@google.com * modification, are permitted provided that the following conditions are 712837Sgabeblack@google.com * met: redistributions of source code must retain the above copyright 812837Sgabeblack@google.com * notice, this list of conditions and the following disclaimer; 912837Sgabeblack@google.com * redistributions in binary form must reproduce the above copyright 1012837Sgabeblack@google.com * notice, this list of conditions and the following disclaimer in the 1112837Sgabeblack@google.com * documentation and/or other materials provided with the distribution; 1212837Sgabeblack@google.com * neither the name of the copyright holders nor the names of its 1312837Sgabeblack@google.com * contributors may be used to endorse or promote products derived from 1412837Sgabeblack@google.com * this software without specific prior written permission. 1512837Sgabeblack@google.com * 1612837Sgabeblack@google.com * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 1712837Sgabeblack@google.com * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 1812837Sgabeblack@google.com * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 1912837Sgabeblack@google.com * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 2012837Sgabeblack@google.com * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 2112837Sgabeblack@google.com * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 2212837Sgabeblack@google.com * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 2312837Sgabeblack@google.com * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 2412837Sgabeblack@google.com * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 2512837Sgabeblack@google.com * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 2612837Sgabeblack@google.com * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 2712837Sgabeblack@google.com * 2812837Sgabeblack@google.com * Authors: Nathan Binkert 2912837Sgabeblack@google.com */ 3012837Sgabeblack@google.com 3112837Sgabeblack@google.com#include "dev/net/etherint.hh" 3212837Sgabeblack@google.com 3313048Sgabeblack@google.com#include "base/logging.hh" 3412837Sgabeblack@google.com#include "sim/sim_object.hh" 3512837Sgabeblack@google.com 3612837Sgabeblack@google.comvoid 3712837Sgabeblack@google.comEtherInt::bind(Port &peer) 3812837Sgabeblack@google.com{ 3912837Sgabeblack@google.com EtherInt *p = dynamic_cast<EtherInt *>(&peer); 4012837Sgabeblack@google.com if (!p) { 4112837Sgabeblack@google.com fatal("Attempt to bind port %s to non-ethernet port %s.", 4212837Sgabeblack@google.com name(), peer.name()); 4312837Sgabeblack@google.com } 4413048Sgabeblack@google.com setPeer(p); 4513048Sgabeblack@google.com _connected = true; 4612992Sgabeblack@google.com} 4712992Sgabeblack@google.com 4812992Sgabeblack@google.comvoid 4913059Sgabeblack@google.comEtherInt::unbind() 5013059Sgabeblack@google.com{ 5113059Sgabeblack@google.com peer = nullptr; 5213059Sgabeblack@google.com _connected = false; 5313059Sgabeblack@google.com} 5413059Sgabeblack@google.com 5513059Sgabeblack@google.comvoid 5613059Sgabeblack@google.comEtherInt::setPeer(EtherInt *p) 5712837Sgabeblack@google.com{ 5812837Sgabeblack@google.com if (peer && peer != p) 5912837Sgabeblack@google.com panic("You cannot change the peer once it is set.\n" 6012837Sgabeblack@google.com "Current peer=%s Desired peer=%s", peer->name(), p->name()); 6112837Sgabeblack@google.com 6212837Sgabeblack@google.com peer = p; 6313048Sgabeblack@google.com} 6413048Sgabeblack@google.com