initiator_top.h

SystemC Transaction Level Modelling. 是基于SystemC之上的总线互联协议

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//==============================================================================
/// @file initiator_top.h
//
/// @brief Top for Initiator and traffic generator combination
//
//==============================================================================
//
//  Original Authors:
//    Jack Donovan, ESLX
//    Charles Wilson, ESLX
//
//==============================================================================

#ifndef __INITIATOR_TOP_H__
#define __INITIATOR_TOP_H__

#include "tlm.h"                                // TLM headers
#include "lt_initiator.h"                       // LT/blocking initiator
#include "traffic_generator.h"                  // traffic generator

class initiator_top                          		       
  : public sc_core::sc_module    
  , virtual public tlm::tlm_bw_transport_if<>  // inherit from TLM 2.0 interface
{

public:
//Member Methods  ==============================================================  	  
//==============================================================================
///  @fn initiator_top::initiator_top
//	    
///  @brief initiator_top constructor
//	    
///  @details
///    Initiator top module contains a traffic generator and an example 
///    unique initiator module
//
//============================================================================== 
  initiator_top 	                                   
  ( sc_core::sc_module_name name                 ///< module name
  , const unsigned int  ID                       ///< initiator ID
  , sc_dt::uint64       base_address_1           ///< first base address
  , sc_dt::uint64       base_address_2           ///< second base address
  );

/// Required and unused virtual methods required for hierarchical connectivity
  void                                                                                          
  invalidate_direct_mem_ptr                                      
  ( sc_dt::uint64      start_range                        
  , sc_dt::uint64      end_range                 
  );
  
  tlm::tlm_sync_enum       
  nb_transport_bw                                                          
  ( tlm::tlm_generic_payload  &payload
  , tlm::tlm_phase            &phase
  , sc_core::sc_time          &delta
  );
  
public:
  
//Member Variables/Objects  ====================================================
  
  tlm::tlm_initiator_socket< > top_initiator_socket;

private:
  
  typedef tlm::tlm_generic_payload  *gp_ptr;   ///< Generic Payload pointer
  
  sc_core::sc_fifo <gp_ptr>  m_request_fifo;   ///< request SC FIFO
  sc_core::sc_fifo <gp_ptr>  m_response_fifo;  ///< response SC FIFO
  
  const unsigned int         m_ID;             ///< initiator ID
    
  lt_initiator               m_initiator;      ///< TLM initiator instance
  traffic_generator          m_traffic_gen;    ///< traffic generator instance

};

#endif /* __INITIATOR_TOP_H__ */