src/mem/ruby/network/garnet-flexible-pipeline/InVcState.cc

/*
 * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
 * 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.
 */

/*
 * InVCState.C
 *
 * Niket Agarwal, Princeton University
 *
 * */

#include "mem/ruby/network/garnet-flexible-pipeline/InVcState.hh"

InVcState::InVcState(int id)
{
        m_id = id;
        m_vc_state = IDLE_;
}

bool InVcState::isInState(VC_state_type state, Time request_time)
{
        return ((m_vc_state == state) && (request_time >= m_time) );
}

void InVcState::setRoute(int route)
{
        m_route = route;
}

void InVcState::setState(VC_state_type state, Time time)
{
        m_vc_state = state;
        m_time = time;
}

void InVcState::grant_vc(int out_vc, Time grant_time)
{
        m_vc_state = ACTIVE_;
        m_time = grant_time;
        m_output_vc = out_vc;
}

int InVcState::get_outport()
{
        return m_route;
}

int InVcState::get_outvc()
{
        return m_output_vc;
}