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/*
* Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met: redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer;
* redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution;
* neither the name of the copyright holders nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*
* $Id$
*
* Description:
*
*/
#ifndef DRIVER_H
#define DRIVER_H
#include "mem/ruby/common/Global.hh"
#include "mem/ruby/common/Consumer.hh"
#include "mem/ruby/system/NodeID.hh"
#include "mem/protocol/CacheRequestType.hh"
class RubySystem;
class SubBlock;
class Address;
class MachineID;
class SimicsHypervisor;
class Driver {
public:
// Constructors
Driver();
// Destructor
virtual ~Driver() = 0;
// Public Methods
virtual void get_network_config() {}
virtual void dmaHitCallback() = 0;
virtual void hitCallback(NodeID proc, SubBlock& data, CacheRequestType type, int thread) = 0; // Called by sequencer
virtual void conflictCallback(NodeID proc, SubBlock& data, CacheRequestType type, int thread) { assert(0); }; // Called by sequencer
virtual integer_t getInstructionCount(int procID) const { return 1; }
virtual integer_t getCycleCount(int procID) const { return 1; }
virtual void addThreadDependency(int procID, int requestor_thread, int conflict_thread) const { assert(0);}
virtual int inTransaction(int procID, int thread ) const{
cout << "Driver.hh inTransaction " << endl;
return false; } //called by Sequencer
virtual void printDebug(){} //called by Sequencer
virtual void printStats(ostream& out) const = 0;
virtual void clearStats() = 0;
virtual void printConfig(ostream& out) const = 0;
//virtual void abortCallback(NodeID proc){}
virtual integer_t readPhysicalMemory(int procID, physical_address_t address,
int len ){ ASSERT(0); return 0; }
virtual void writePhysicalMemory( int procID, physical_address_t address,
integer_t value, int len ){ ASSERT(0); }
protected:
// accessible by subclasses
private:
// inaccessible by subclasses
};
#endif //DRIVER_H
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