adapters.hh

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#ifndef __SYSTEMC_EXT_TLM_CORE_1_REQ_RSP_ADAPTERS_HH__
#define __SYSTEMC_EXT_TLM_CORE_1_REQ_RSP_ADAPTERS_HH__
 
#include "../interfaces/master_slave_ifs.hh"
 
namespace tlm
{
 
template <typename REQ, typename RSP>
class tlm_transport_to_master : public sc_core::sc_module,
    public virtual tlm_transport_if<REQ, RSP>
{
  public:
    sc_core::sc_export<tlm_transport_if<REQ, RSP>> target_export;
    sc_core::sc_port<tlm_master_if<REQ, RSP>> master_port;
 
    tlm_transport_to_master(sc_core::sc_module_name nm) :
        sc_core::sc_module(nm)
    {
        target_export( *this );
    }
 
    tlm_transport_to_master() :
        sc_core::sc_module(sc_core::sc_module_name(
                    sc_core::sc_gen_unique_name("transport_to_master")))
    {
        target_export( *this );
    }
 
    RSP
    transport(const REQ &req)
    {
        mutex.lock();
        master_port->put(req);
        rsp = master_port->get();
 
        mutex.unlock();
        return rsp;
    }
 
  private:
    sc_core::sc_mutex mutex;
    RSP rsp;
};
 
template <typename REQ, typename RSP>
class tlm_slave_to_transport : public sc_core::sc_module
{
  public:
    SC_HAS_PROCESS(tlm_slave_to_transport);
 
    sc_core::sc_port<tlm_slave_if<REQ, RSP>> slave_port;
    sc_core::sc_port<tlm_transport_if<REQ, RSP>> initiator_port;
 
    tlm_slave_to_transport(sc_core::sc_module_name nm) :
        sc_core::sc_module(nm)
    {}
 
    tlm_slave_to_transport() :
        sc_core::sc_module(sc_core::sc_module_name(
                    sc_core::sc_gen_unique_name("slave_to_transport")))
    {}
 
  private:
    void
    run()
    {
        REQ req;
        RSP rsp;
 
        while (true) {
            slave_port->get(req);
            rsp = initiator_port->transport(req);
            slave_port->put(rsp);
        }
    }
};
 
} // namespace tlm
 
#endif /* __SYSTEMC_EXT_TLM_CORE_1_REQ_RSP_ADAPTERS_HH__ */