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/*
 * 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.
 */

#ifndef __MEM_RUBY_COMMON_DRIVER_HH__
#define __MEM_RUBY_COMMON_DRIVER_HH__

#include <iostream>

#include "mem/ruby/common/Address.hh"
#include "mem/ruby/common/Consumer.hh"
#include "mem/ruby/common/Global.hh"
#include "mem/ruby/system/NodeID.hh"

class Driver
{
  public:
    Driver();
    virtual ~Driver() = 0;

    // Public Methods
    virtual void get_network_config() {}
    virtual void dmaHitCallback() {};
    virtual void hitCallback(int64_t id) = 0; // Called by sequencer
    virtual void go() = 0;
    virtual integer_t getInstructionCount(int procID) const;
    virtual integer_t getCycleCount(int procID) const;
    virtual void addThreadDependency(int procID, int requestor_thread,
                                     int conflict_thread) const;
    virtual void printDebug(); //called by Sequencer

    virtual void printStats(std::ostream& out) const = 0;
    virtual void clearStats() = 0;

    virtual void printConfig(std::ostream& out) const = 0;

    virtual integer_t readPhysicalMemory(int procID, physical_address_t addr,
                                         int len);
    virtual void writePhysicalMemory(int procID, physical_address_t addr,
                                     integer_t value, int len);
};

#endif //__MEM_RUBY_COMMON_DRIVER_HH__