Ejemplo n.º 1
0
  // Tagged non-blocking transport forward method
  virtual tlm::tlm_sync_enum nb_transport_fw(int id,
      tlm::tlm_generic_payload& trans, tlm::tlm_phase& phase, sc_time& delay)
  {
    assert (id < targ_socket.size());

    // Forward path
    m_id_map[ &trans ] = id;

    sc_dt::uint64 address = trans.get_address();
    sc_dt::uint64 masked_address;
    unsigned int target_nr = decode_address( address, masked_address);

    if (target_nr < init_socket.size())
    {
      // Modify address within transaction
      trans.set_address( masked_address );

      // Forward transaction to appropriate target
      tlm::tlm_sync_enum status = init_socket[target_nr]->nb_transport_fw(trans, phase, delay);

      if (status == tlm::TLM_COMPLETED)
        // Put back original address
        trans.set_address( address );
      return status;
    }
    else
      return tlm::TLM_COMPLETED;
  }
Ejemplo n.º 2
0
  // Tagged debug transaction method
  virtual unsigned int transport_dbg(int id, tlm::tlm_generic_payload& trans)
  {
    sc_dt::uint64 masked_address;
    unsigned int target_nr = decode_address( trans.get_address(), masked_address );
    if (target_nr >= init_socket.size())
      return 0;
    trans.set_address( masked_address );

    // Forward debug transaction to appropriate target
    return init_socket[target_nr]->transport_dbg( trans );
  }
Ejemplo n.º 3
0
  // Tagged TLM-2 blocking transport method
  virtual void b_transport( int id, tlm::tlm_generic_payload& trans, sc_time& delay )
  {
    assert (id < targ_socket.size());

    // Forward path
    sc_dt::uint64 address = trans.get_address();
    sc_dt::uint64 masked_address;
    unsigned int target_nr = decode_address( address, masked_address);

    if (target_nr < init_socket.size())
    {
      // Modify address within transaction
      trans.set_address( masked_address );

      // Forward transaction to appropriate target
      init_socket[target_nr]->b_transport(trans, delay);

      // Replace original address
      trans.set_address( address );
    }
  }
Ejemplo n.º 4
0
  // Tagged non-blocking transport backward method
  virtual tlm::tlm_sync_enum nb_transport_bw(int id,
      tlm::tlm_generic_payload& trans, tlm::tlm_phase& phase, sc_time& delay)
  {
    assert (id < init_socket.size());

    // Backward path

    // Replace original address
    sc_dt::uint64 address = trans.get_address();
    trans.set_address( compose_address( id, address ) );

    return targ_socket[ m_id_map[ &trans ] ]->nb_transport_bw(trans, phase, delay);
  }
Ejemplo n.º 5
0
void FastBus::b_transport(tlm::tlm_generic_payload &trans,
                          sc_core::sc_time &t) {
	ensitlm::addr_t a = trans.get_address();
	addr_map_t::iterator it = addr_map.find(addr_range(a, a));
	if (it == addr_map.end()) {
		std::cerr << name() << ": no target at address "
		          << std::showbase << std::hex << a << std::endl;
		trans.set_response_status(tlm::TLM_ADDRESS_ERROR_RESPONSE);
		return;
	}
	trans.set_address(a - (*it).first.begin);
	initiator[(*it).second]->b_transport(trans, t);
}
Ejemplo n.º 6
0
  // Tagged TLM-2 forward DMI method
  virtual bool get_direct_mem_ptr(int id,
                                  tlm::tlm_generic_payload& trans,
                                  tlm::tlm_dmi&  dmi_data)
  {
    sc_dt::uint64 masked_address;
    unsigned int target_nr = decode_address( trans.get_address(), masked_address );
    if (target_nr >= init_socket.size())
      return false;

    trans.set_address( masked_address );

    bool status = init_socket[target_nr]->get_direct_mem_ptr( trans, dmi_data );

    // Calculate DMI address of target in system address space
    dmi_data.set_start_address( compose_address( target_nr, dmi_data.get_start_address() ));
    dmi_data.set_end_address  ( compose_address( target_nr, dmi_data.get_end_address() ));

    return status;
  }
Ejemplo n.º 7
0
	virtual void b_transport( int id, tlm::tlm_generic_payload& trans, sc_time& delay )
	{
		int target_nr = 0;
		sc_dt::uint64 address = trans.get_address();
		sc_dt::uint64 read_address = 0;
		sc_dt::uint64 write_address = 0 ;
		decode_address( address, read_address, write_address, id, startAdr[id]);

		if(id == 0){//Writer
			writeAllowed = true;
			trans.set_address(write_address);
			(*init_socket[target_nr])->b_transport(trans, delay);

      cout << "\tID is: " << id << " - After calling b_transport in Switch: " << endl;
			if(trans.is_response_ok() && writerCounter < startAdr[id + 1])
				writerCounter = writerCounter + 8;  // Change since now 8-bit words.
			if(trans.is_response_ok() && writerCounter >= startAdr[id + 1]){
				writeAllowed = false;
				mtfAllowed = true;
			}
		}
		else if(id == 1){//mtf
			if(mtfAllowed == true){
				if(trans.get_command() == tlm::TLM_WRITE_COMMAND)
					trans.set_address( write_address );
				if(trans.get_command() == tlm::TLM_READ_COMMAND)
					trans.set_address(read_address);
				(*init_socket[target_nr])->b_transport(trans, delay);

        cout << "\tID is: " << id << " - After calling b_transport in Switch: " << endl;
				if(trans.is_response_ok() && MTFCounter < startAdr[id + 1])
					MTFCounter = MTFCounter + 8;      // Change since now 8-bit words.
				if(trans.is_response_ok() && MTFCounter >= startAdr[id + 1]){
					runAllowed.write(true);
				}
			}
		}
		else if(id == 2){//runL
			if(runAllowed == true){
				if(trans.get_command() == tlm::TLM_WRITE_COMMAND)
					trans.set_address( write_address );
				if(trans.get_command() == tlm::TLM_READ_COMMAND)
					trans.set_address(read_address);

				(*init_socket[target_nr])->b_transport(trans, delay);

        //cout << "\tID is: " << id << " - After calling b_transport in Switch: " << endl;
				if(trans.is_response_ok() && runCounter < startAdr[id + 1])
					runCounter = runCounter + 8;      // Change since now 8-bit words.
				if(trans.is_response_ok() && runCounter >= startAdr[id + 1]- startAdr[id]){
					readAllowed.write(true);
				}
			}
		}
		else if(id == 3){//Reader
			if(readAllowed == true){
				if(trans.get_command() == tlm::TLM_READ_COMMAND)
					trans.set_address(read_address );
				(*init_socket[target_nr])->b_transport(trans, delay);

        //cout << "\tID is: " << id << " - After calling b_transport in Switch: " << endl;
				if(readCounter <= startAdr[id]- startAdr[id - 1]){
					readCounter = readCounter + 8;    // Change since now 8-bit words.
					trans.set_response_status(tlm::TLM_INCOMPLETE_RESPONSE);
				}
				else if(readCounter > startAdr[id]- startAdr[id - 1]){
					trans.set_response_status(tlm::TLM_OK_RESPONSE);
				}
			}
			else
				trans.set_response_status(tlm::TLM_INCOMPLETE_RESPONSE);
		}

	}