text: /*
   * Copyright (c) 2003-2004 The Regents of The University of Michigan
   * 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: Ron Dreslinski
   *          Ali Saidi
   */
  
  /**
   * @file
   * Derrive a class from PhysicalMemory that support DRAM like timing access.
   */
  #ifndef __DRAMSIM2_HH__
  #define __DRAMSIM2_HH__
  
  //#include "base/statistics.hh"
  #include "mem/DRAMSim2Wrapper.hh"
  #include "params/DRAMSim2.hh"
  
  /**********************************************************************/
  // the following parameters are claimed globally because they have to...
  
  // dramsim is the pointer of DRAMSim2 simulator, this pointer is used in 
  // src/sim/simulate.cc
  DRAMSim::MultiChannelMemorySystem *dramsim2;
  
  // SHOW_SIM_OUT is required by DRAMSim2
  int SHOW_SIM_OUTPUT = 0;
  /**********************************************************************/
  
  typedef struct {
      PacketPtr pkt;
      void* port;
  } AccessMetaInfo;
  
  class DRAMSim2 : public DRAMSim2Wrapper
  {
    public:
      typedef DRAMSim2Params Params;
      DRAMSim2(const Params *p);
  
      const Params *
      params() const
      {
          return dynamic_cast<const Params *>(_params);
      }
    
      // DRAMSim2 Required
      std::multimap<uint64_t, AccessMetaInfo> ongoingAccess;
      void read_complete(unsigned, uint64_t, uint64_t, uint64_t);
      void write_complete(unsigned, uint64_t, uint64_t, uint64_t);
      void report_power(double, double, double, double);
      
      uint64_t num_pids;
  };
  
  #endif// __DRAMSIM2_HH__
  