xref: /gem5/src/mem/ruby/network/garnet2.0/GarnetLink.cc

/*
 * Copyright (c) 2008 Princeton University
 * Copyright (c) 2016 Georgia Institute of Technology
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met: redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer;
 * 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;
 * neither the name of the copyright holders nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT
 * OWNER 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.
 *
 * Authors: Niket Agarwal
 *          Tushar Krishna
 */


#include "mem/ruby/network/garnet2.0/GarnetLink.hh"

#include "mem/ruby/network/garnet2.0/CreditLink.hh"
#include "mem/ruby/network/garnet2.0/NetworkLink.hh"

GarnetIntLink::GarnetIntLink(const Params *p)
    : BasicLink(p)
{
    // Uni-directional

    m_network_link = p->network_link;
    m_credit_link = p->credit_link;
}

void
GarnetIntLink::init()
{
}

void
GarnetIntLink::print(std::ostream& out) const
{
    out << name();
}

GarnetIntLink *
GarnetIntLinkParams::create()
{
    return new GarnetIntLink(this);
}

GarnetExtLink::GarnetExtLink(const Params *p)
    : BasicLink(p)
{
    // Bi-directional

    // In
    m_network_links[0] = p->network_links[0];
    m_credit_links[0] = p->credit_links[0];

    // Out
    m_network_links[1] = p->network_links[1];
    m_credit_links[1] = p->credit_links[1];
}

void
GarnetExtLink::init()
{
}

void
GarnetExtLink::print(std::ostream& out) const
{
    out << name();
}

GarnetExtLink *
GarnetExtLinkParams::create()
{
    return new GarnetExtLink(this);
}