xref: /gem5/src/systemc/core/channel.hh

/*
 * Copyright 2018 Google, Inc.
 *
 * 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
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 * Authors: Gabe Black
 */

#ifndef __SYSTEMC_CORE_CHANNEL_HH__
#define __SYSTEMC_CORE_CHANNEL_HH__

#include <set>

#include "systemc/core/list.hh"
#include "systemc/ext/core/sc_prim.hh"

namespace sc_gem5
{

class Channel : public ListNode
{
  public:
    Channel(sc_core::sc_prim_channel *_sc_chan);

    virtual ~Channel();

    void requestUpdate();
    void asyncRequestUpdate();
    void update() { _sc_chan->update(); }

    sc_core::sc_prim_channel *sc_chan() { return _sc_chan; }

  private:
    sc_core::sc_prim_channel *_sc_chan;
};

extern std::set<Channel *> allChannels;

} // namespace sc_gem5

#endif  //__SYSTEMC_CORE_CHANNEL_HH__