OutVcState.cc

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/*
 * Copyright (c) 2008 Princeton University
 * Copyright (c) 2016 Georgia Institute of Technology
 * All rights reserved.
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 * this software without specific prior written permission.
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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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#include "mem/ruby/network/garnet2.0/OutVcState.hh"

#include "mem/ruby/system/RubySystem.hh"

OutVcState::OutVcState(int id, GarnetNetwork *network_ptr)
    : m_time(0)
{
    m_id = id;
    m_vc_state = IDLE_;

    if (network_ptr->get_vnet_type(id) == DATA_VNET_)
        m_max_credit_count = network_ptr->getBuffersPerDataVC();
    else
        m_max_credit_count = network_ptr->getBuffersPerCtrlVC();

    m_credit_count = m_max_credit_count;
    assert(m_credit_count >= 1);
}

void
OutVcState::increment_credit()
{
    m_credit_count++;
    assert(m_credit_count <= m_max_credit_count);
}

void
OutVcState::decrement_credit()
{
    m_credit_count--;
    assert(m_credit_count >= 0);
}