/*****************************************************************************

  Licensed to Accellera Systems Initiative Inc. (Accellera) under one or
  more contributor license agreements.  See the NOTICE file distributed
  with this work for additional information regarding copyright ownership.
  Accellera licenses this file to you under the Apache License, Version 2.0
  (the "License"); you may not use this file except in compliance with the
  License.  You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
  implied.  See the License for the specific language governing
  permissions and limitations under the License.

 *****************************************************************************/
//==============================================================================
///  @file lt_initiator.cpp
///  @Details
///  
///
//==============================================================================
//  Original Authors:
//    Jack Donovan, ESLX
//    Charles Wilson, ESLX
//    Anna Keist, ESLX
//==============================================================================

#include "reporting.h"                             ///< Reporting convenience macros
#include "lt_initiator.h"                          ///< Our header
#include "tlm.h"                                   ///< TLM headers

using namespace sc_core;
static const char *filename = "lt_initiator.cpp"; ///< filename for reporting

//==============================================================================
///  @fn lt_initiator::lt_initiator
///
///  @brief class constructor
///
///  @details
///    This is the class constructor.
///
//==============================================================================
SC_HAS_PROCESS(lt_initiator);
lt_initiator::lt_initiator                        // constructor
( sc_module_name name                             // module name
, const unsigned int  ID                          // initiator ID
)
: sc_module           (name)                      // initialize module name
, initiator_socket    ("initiator_socket")        // initiator socket
, m_ID                (ID)                        // initialize initiator ID

{                

  // register thread process
  SC_THREAD(initiator_thread);                  
}

/*==============================================================================
///  @fn lt_initiator::initiator_thread
///
///  @brief initiates non-blocking transport
///
///  @details
/// 
==============================================================================*/
void lt_initiator::initiator_thread(void)   ///< initiator thread
{  
  tlm::tlm_generic_payload *transaction_ptr;    ///< transaction pointer
  std::ostringstream       msg;                 ///< log message

  while (true) 
  {
//=============================================================================
// Read FIFO to Get new transaction GP from the traffic generator 
//=============================================================================
    transaction_ptr = request_in_port->read();  // get request from input fifo
  
    sc_time delay         = SC_ZERO_TIME;       // Create delay objects 

    std::ostringstream  msg;           
    msg.str("");
    
    msg << "Initiator: " << m_ID               
        << " b_transport(GP, " 
        << delay << ")";
    REPORT_INFO(filename,  __FUNCTION__, msg.str());

    initiator_socket->b_transport(*transaction_ptr, delay);
    
    gp_status = transaction_ptr->get_response_status();
    
    if(gp_status == tlm::TLM_OK_RESPONSE)
    {
       msg.str("");
       msg << "Initiator: " << m_ID               
          << " b_transport returned delay = " 
          << delay;
       REPORT_INFO(filename,  __FUNCTION__, msg.str());
       wait(delay);
    }
    else
    {
      msg << "Initiator: " << m_ID               
          << "Bad GP status returned = " << gp_status;
       REPORT_WARNING(filename,  __FUNCTION__, msg.str());
    }
    
    response_out_port->write(transaction_ptr);  // return txn to traffic gen
  } // end while true
} // end initiator_thread 



