本文整理汇总了C++中tlm::tlm_generic_payload::acquire方法的典型用法代码示例。如果您正苦于以下问题：C++ tlm_generic_payload::acquire方法的具体用法？C++ tlm_generic_payload::acquire怎么用？C++ tlm_generic_payload::acquire使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类tlm::tlm_generic_payload的用法示例。

在下文中一共展示了tlm_generic_payload::acquire方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: peq_cb

 void peq_cb(tlm::tlm_generic_payload& trans, const tlm::tlm_phase& phase)
  {
    tlm::tlm_sync_enum status;
    sc_time delay;

    switch (phase) {
    case tlm::BEGIN_REQ:

      #ifdef DEBUG
        fout << hex << trans.get_address() << " " << name() << " BEGIN_REQ at " << sc_time_stamp() << endl;
      #endif

      // Increment the transaction reference count
      trans.acquire();

      // Put back-pressure on initiator by deferring END_REQ until pipeline is clear
      if (n_trans == 2)
        end_req_pending = &trans;
      else
      {
        status = send_end_req(trans);
        if (status == tlm::TLM_COMPLETED) // It is questionable whether this is valid
          break;
      }

      break;

    case tlm::END_RESP:
      // On receiving END_RESP, the target can release the transaction
      // and allow other pending transactions to proceed

      #ifdef DEBUG
        fout << hex << trans.get_address() << " " << name() << " END_RESP at " << sc_time_stamp() << endl;
      #endif

      if (!response_in_progress)
        SC_REPORT_FATAL("TLM-2", "Illegal transaction phase END_RESP received by target");

      trans.release();
      n_trans--;

      // Target itself is now clear to issue the next BEGIN_RESP
      response_in_progress = false;
      if (next_response_pending)
      {
        send_response( *next_response_pending );
        next_response_pending = 0;
      }

      // ... and to unblock the initiator by issuing END_REQ
      if (end_req_pending)
      {
        status = send_end_req( *end_req_pending );
        end_req_pending = 0;
      }

      break;

    case tlm::END_REQ:
    case tlm::BEGIN_RESP:
      SC_REPORT_FATAL("TLM-2", "Illegal transaction phase received by target");
      break;

    default:
      if (phase == internal_ph)
      {
        // Execute the read or write commands

        tlm::tlm_command cmd = trans.get_command();
        sc_dt::uint64    adr = trans.get_address();
        unsigned char*   ptr = trans.get_data_ptr();
        unsigned int     len = trans.get_data_length();

        if ( cmd == tlm::TLM_READ_COMMAND )
        {
          *reinterpret_cast<int*>(ptr) = rand();
          fout << hex << adr << " " << name() << " Execute READ, target = " << name()
               << " data = " << *reinterpret_cast<int*>(ptr) << endl;
        }
        else if ( cmd == tlm::TLM_WRITE_COMMAND )
          fout << hex << adr << " " << name() << " Execute WRITE, target = " << name()
               << " data = " << *reinterpret_cast<int*>(ptr) << endl;

        trans.set_response_status( tlm::TLM_OK_RESPONSE );

        // Target must honor BEGIN_RESP/END_RESP exclusion rule
        // i.e. must not send BEGIN_RESP until receiving previous END_RESP or BEGIN_REQ
        if (response_in_progress)
        {
          // Target allows only two transactions in-flight
          if (next_response_pending)
            SC_REPORT_FATAL("TLM-2", "Attempt to have two pending responses in target");
          next_response_pending = &trans;
        }
        else
          send_response(trans);
        break;
      }
    }
  }

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示例：示例志愿表

代码：代码零九

tlm_generic_payload：tlm_generic_payload

acquire：acquire英文