src/mem/dramsys_wrapper.hh

/*
 * Copyright (c) 2022 Fraunhofer IESE
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 * met: redistributions of source code must retain the above copyright
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 * redistributions in binary form must reproduce the above copyright
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 * neither the name of the copyright holders nor the names of its
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 * 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
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#ifndef __MEM_DRAMSYS_WRAPPER_HH__
#define __MEM_DRAMSYS_WRAPPER_HH__

#include <iostream>
#include <memory>

#include "DRAMSysConfiguration.h"
#include "mem/abstract_mem.hh"
#include "params/DRAMSys.hh"
#include "sim/core.hh"
#include "simulation/DRAMSysRecordable.h"
#include "systemc/core/kernel.hh"
#include "systemc/ext/core/sc_module_name.hh"
#include "systemc/ext/systemc"
#include "systemc/ext/tlm"
#include "systemc/ext/tlm_utils/simple_target_socket.h"
#include "systemc/tlm_port_wrapper.hh"

namespace gem5
{

namespace memory
{

class DRAMSysWrapper : public sc_core::sc_module
{
    friend class DRAMSys;

  public:
    SC_HAS_PROCESS(DRAMSysWrapper);
    DRAMSysWrapper(sc_core::sc_module_name name,
                   DRAMSysConfiguration::Configuration const &config,
                   bool recordable,
                   AddrRange range);

  private:
    static std::shared_ptr<::DRAMSys>
    instantiateDRAMSys(bool recordable,
        DRAMSysConfiguration::Configuration const &config);

    tlm::tlm_sync_enum nb_transport_fw(tlm::tlm_generic_payload &payload,
                                       tlm::tlm_phase &phase,
                                       sc_core::sc_time &fwDelay);

    tlm::tlm_sync_enum nb_transport_bw(tlm::tlm_generic_payload &payload,
                                       tlm::tlm_phase &phase,
                                       sc_core::sc_time &bwDelay);

    unsigned int transport_dbg(tlm::tlm_generic_payload &trans);

    tlm_utils::simple_initiator_socket<DRAMSysWrapper> iSocket;
    tlm_utils::simple_target_socket<DRAMSysWrapper> tSocket;

    std::shared_ptr<::DRAMSys> dramsys;

    AddrRange range;
};

} // namespace memory
} // namespace gem5

#endif // __MEM_DRAMSYS_WRAPPER_HH__