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/*

 Asynchronous SDM NoC

 (C)2011 Wei Song

 Advanced Processor Technologies Group

 Computer Science, the Univ. of Manchester, UK

 Authors:

 Wei Song     wsong83@gmail.com

 License: LGPL 3.0 or later

 A SystemC network adapter/interface for NoC simulation.

 History:

 20/08/2008  Initial version. <wsong83@gmail.com>

 30/09/2010  Use template style packet definition. <wsong83@gmail.com>

 16/10/2010  Support SDM. <wsong83@gmail.com>

 30/05/2011  Clean up for opensource. <wsong83@gmail.com>

*/

#ifndef NETWORK_ADAPTER_H_

#define NETWORK_ADAPTER_H_

#include "define.h"

#include <systemc.h>

SC_MODULE(Network_Adapter)

{

public:

    SC_HAS_PROCESS(Network_Adapter);

    Network_Adapter(

             sc_module_name     name // module name

            ,unsigned int       x    // location x

            ,unsigned int       y    // location y

        );

    ~Network_Adapter();

    // interface with processor

    sc_port<sc_fifo_in_if<FRAME> >      frame_in; // frame for transmission

    sc_port<sc_fifo_out_if<FRAME> >     frame_out; // frame for receiving

    // interface with router

    sc_port<sc_fifo_in_if<FLIT> > IP [SubChN]; // input port from IO driver

    sc_port<sc_fifo_out_if<FLIT> > OP [SubChN]; // output port to IO driver

private:

    unsigned int loc_x,loc_y; // location information

    // functional thread

    void ibuffer_thread(unsigned int); // input buffer respond thread

    void obuffer_thread(unsigned int); // output buffer respond thread

    // other functions

    bool check_frame(const FRAME& frame); // check the correctness of frame received

};

#endif /*NETWORK_ADAPTER_H_*/