DRAMSim_SystemC/MemorySystem.h at master · LBL-CoDEx/DRAMSim_SystemC · GitHub

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/****************************************************************************
*	 DRAMSim2: A Cycle Accurate DRAM simulator
*
*	 Copyright (C) 2010   	Elliott Cooper-Balis
*									Paul Rosenfeld
*									Bruce Jacob
*									University of Maryland
*
*	 This program is free software: you can redistribute it and/or modify
*	 it under the terms of the GNU General Public License as published by
*	 the Free Software Foundation, either version 3 of the License, or
*	 (at your option) any later version.
*
*	 This program is distributed in the hope that it will be useful,
*	 but WITHOUT ANY WARRANTY; without even the implied warranty of
*	 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
*	 GNU General Public License for more details.
*
*	 You should have received a copy of the GNU General Public License
*	 along with this program.  If not, see <http://www.gnu.org/licenses/>.
*
*****************************************************************************/

#ifndef MEMORYSYSTEM_H
#define MEMORYSYSTEM_H

//MemorySystem.h
//
//Header file for JEDEC memory system wrapper
//

#include "SimulatorObject.h"
#include "SystemConfiguration.h"
#include "MemoryController.h"
#include "Rank.h"
#include "Transaction.h"
#include "Callback.h"
#include <deque>

namespace DRAMSim
{
typedef CallbackBase_4Param<void,uint,uint64_t,uint64_t, uint64_t> Callback_t;
#if (USE_SCIC_MEMSYS_QUERY == 1)
typedef CallbackBase_3Param<void, uint,uint,uint> CB_HIST;
#endif
class MemorySystem : public SimulatorObject
{
public:

	//functions
	MemorySystem(uint id, string dev, string sys, string pwd, string trc, unsigned megsOfMemory);
	virtual ~MemorySystem();
	void update();
	bool addTransaction(Transaction &trans);
	bool addTransaction(bool isWrite, uint64_t addr, uint64_t txID);

	void printStats();
	void printStats(bool unused);
	bool WillAcceptTransaction();
	string SetOutputFileName(string tracefilename);
	void RegisterCallbacks(
	    Callback_t *readDone,
	    Callback_t *writeDone,
	    void (*reportPower)(double bgpower, double burstpower, double refreshpower, double actprepower));

#if (USE_SCIC_MEMSYS_QUERY == 1)
	void RegisterCallbacks( Callback_t* readCB, Callback_t* writeCB, CB_HIST* histgramCB,
		void (*reportPower)(double bgpower, double burstpower,
		double refreshpower, double actprepower));
#endif


	// mostly for other simulators
	void overrideSystemParam(string key, string value);
	void overrideSystemParam(string kvpair);


	//fields
	// unfortunately, this is the easiest to keep C++ from initializing my members by default
	MemoryController *memoryController;
	vector<Rank> *ranks;
	deque<Transaction> pendingTransactions;

	//output file
	std::ofstream visDataOut;

	//function pointers
	Callback_t* ReturnReadData;
	Callback_t* WriteDataDone;
#if (USE_SCIC_MEMSYS_QUERY == 1)
	CB_HIST * _callbackforHistogram;
#endif

	//TODO: make this a functor as well?
	static powerCallBack_t ReportPower;

	uint systemID;

private:
	static void mkdirIfNotExist(string path);
	string deviceIniFilename;
	string systemIniFilename;
	string traceFilename;
	string pwd;
};
}

#endif