112047Schristian.menard@tu-dresden.de/* 212047Schristian.menard@tu-dresden.de * Copyright (c) 2015, University of Kaiserslautern 312047Schristian.menard@tu-dresden.de * Copyright (c) 2016, Dresden University of Technology (TU Dresden) 412047Schristian.menard@tu-dresden.de * All rights reserved. 512047Schristian.menard@tu-dresden.de * 612047Schristian.menard@tu-dresden.de * Redistribution and use in source and binary forms, with or without 712047Schristian.menard@tu-dresden.de * modification, are permitted provided that the following conditions are 812047Schristian.menard@tu-dresden.de * met: 912047Schristian.menard@tu-dresden.de * 1012047Schristian.menard@tu-dresden.de * 1. Redistributions of source code must retain the above copyright notice, 1112047Schristian.menard@tu-dresden.de * this list of conditions and the following disclaimer. 1212047Schristian.menard@tu-dresden.de * 1312047Schristian.menard@tu-dresden.de * 2. Redistributions in binary form must reproduce the above copyright 1412047Schristian.menard@tu-dresden.de * notice, this list of conditions and the following disclaimer in the 1512047Schristian.menard@tu-dresden.de * documentation and/or other materials provided with the distribution. 1612047Schristian.menard@tu-dresden.de * 1712047Schristian.menard@tu-dresden.de * 3. Neither the name of the copyright holder nor the names of its 1812047Schristian.menard@tu-dresden.de * contributors may be used to endorse or promote products derived from 1912047Schristian.menard@tu-dresden.de * this software without specific prior written permission. 2012047Schristian.menard@tu-dresden.de * 2112047Schristian.menard@tu-dresden.de * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 2212047Schristian.menard@tu-dresden.de * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 2312047Schristian.menard@tu-dresden.de * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 2412047Schristian.menard@tu-dresden.de * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER 2512047Schristian.menard@tu-dresden.de * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 2612047Schristian.menard@tu-dresden.de * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 2712047Schristian.menard@tu-dresden.de * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 2812047Schristian.menard@tu-dresden.de * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 2912047Schristian.menard@tu-dresden.de * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 3012047Schristian.menard@tu-dresden.de * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 3112047Schristian.menard@tu-dresden.de * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 3212047Schristian.menard@tu-dresden.de * 3312047Schristian.menard@tu-dresden.de * Authors: Matthias Jung 3412047Schristian.menard@tu-dresden.de * Christian Menard 3512047Schristian.menard@tu-dresden.de */ 3612047Schristian.menard@tu-dresden.de 3712047Schristian.menard@tu-dresden.de#ifndef PAYLOAD_EVENT_H_ 3812047Schristian.menard@tu-dresden.de#define PAYLOAD_EVENT_H_ 3912047Schristian.menard@tu-dresden.de 4012047Schristian.menard@tu-dresden.de// TLM includes 4112047Schristian.menard@tu-dresden.de#include <tlm.h> 4212047Schristian.menard@tu-dresden.de 4312047Schristian.menard@tu-dresden.de// gem5 includes 4412047Schristian.menard@tu-dresden.de#include <sim/eventq.hh> 4512047Schristian.menard@tu-dresden.de 4612047Schristian.menard@tu-dresden.denamespace Gem5SystemC { 4712047Schristian.menard@tu-dresden.de/** 4812047Schristian.menard@tu-dresden.de * A 'Fake Payload Event Queue', similar to the TLM PEQs. This helps the 4912047Schristian.menard@tu-dresden.de * transactors to schedule events in gem5. 5012047Schristian.menard@tu-dresden.de */ 5112047Schristian.menard@tu-dresden.detemplate <typename OWNER> 5212047Schristian.menard@tu-dresden.declass PayloadEvent : public Event 5312047Schristian.menard@tu-dresden.de{ 5412047Schristian.menard@tu-dresden.de public: 5512047Schristian.menard@tu-dresden.de OWNER& port; 5612047Schristian.menard@tu-dresden.de const std::string eventName; 5712047Schristian.menard@tu-dresden.de void (OWNER::*handler)(PayloadEvent<OWNER>* pe, 5812047Schristian.menard@tu-dresden.de tlm::tlm_generic_payload& trans, 5912047Schristian.menard@tu-dresden.de const tlm::tlm_phase& phase); 6012047Schristian.menard@tu-dresden.de 6112047Schristian.menard@tu-dresden.de protected: 6212047Schristian.menard@tu-dresden.de tlm::tlm_generic_payload* t; 6312047Schristian.menard@tu-dresden.de tlm::tlm_phase p; 6412047Schristian.menard@tu-dresden.de 6512047Schristian.menard@tu-dresden.de void process() { (port.*handler)(this, *t, p); } 6612047Schristian.menard@tu-dresden.de 6712047Schristian.menard@tu-dresden.de public: 6812047Schristian.menard@tu-dresden.de const std::string name() const { return eventName; } 6912047Schristian.menard@tu-dresden.de 7012047Schristian.menard@tu-dresden.de PayloadEvent(OWNER& port_, 7112047Schristian.menard@tu-dresden.de void (OWNER::*handler_)(PayloadEvent<OWNER>* pe, 7212047Schristian.menard@tu-dresden.de tlm::tlm_generic_payload& trans, 7312047Schristian.menard@tu-dresden.de const tlm::tlm_phase& phase), 7412047Schristian.menard@tu-dresden.de const std::string& event_name) 7512047Schristian.menard@tu-dresden.de : port(port_) 7612047Schristian.menard@tu-dresden.de , eventName(event_name) 7712047Schristian.menard@tu-dresden.de , handler(handler_) 7812047Schristian.menard@tu-dresden.de { 7912047Schristian.menard@tu-dresden.de } 8012047Schristian.menard@tu-dresden.de 8112047Schristian.menard@tu-dresden.de /// Schedule an event into gem5 8212047Schristian.menard@tu-dresden.de void notify(tlm::tlm_generic_payload& trans, const tlm::tlm_phase& phase, 8312047Schristian.menard@tu-dresden.de const sc_core::sc_time& delay) 8412047Schristian.menard@tu-dresden.de { 8512047Schristian.menard@tu-dresden.de assert(!scheduled()); 8612047Schristian.menard@tu-dresden.de 8712047Schristian.menard@tu-dresden.de t = &trans; 8812047Schristian.menard@tu-dresden.de p = phase; 8912047Schristian.menard@tu-dresden.de 9012047Schristian.menard@tu-dresden.de /** 9112047Schristian.menard@tu-dresden.de * Get time from SystemC as this will always be more up to date 9212047Schristian.menard@tu-dresden.de * than gem5's 9312047Schristian.menard@tu-dresden.de */ 9412047Schristian.menard@tu-dresden.de Tick nextEventTick = sc_core::sc_time_stamp().value() + delay.value(); 9512047Schristian.menard@tu-dresden.de 9612047Schristian.menard@tu-dresden.de port.owner.wakeupEventQueue(nextEventTick); 9712047Schristian.menard@tu-dresden.de port.owner.schedule(this, nextEventTick); 9812047Schristian.menard@tu-dresden.de } 9912047Schristian.menard@tu-dresden.de}; 10012047Schristian.menard@tu-dresden.de} 10112047Schristian.menard@tu-dresden.de 10212047Schristian.menard@tu-dresden.de#endif 103