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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 SYNTHETICDRIVER_H
#define SYNTHETICDRIVER_H
#include "mem/ruby/common/Global.hh"
#include "mem/ruby/common/Driver.hh"
#include "mem/ruby/common/Histogram.hh"
#include "mem/protocol/CacheRequestType.hh"
class RubySystem;
class RequestGenerator;
class SyntheticDriver : public Driver, public Consumer {
public:
// Constructors
SyntheticDriver(RubySystem* sys_ptr);
// Destructor
~SyntheticDriver();
// Public Methods
Address pickAddress(NodeID node);
void reportDone();
void recordTestLatency(Time time);
void recordSwapLatency(Time time);
void recordReleaseLatency(Time time);
void hitCallback(NodeID proc, SubBlock& data, CacheRequestType type, int thread);
void conflictCallback(NodeID proc, SubBlock& data, CacheRequestType type, int thread) {assert(0);}
void abortCallback(NodeID proc, SubBlock& data, CacheRequestType type, int thread);
void wakeup();
void printStats(ostream& out) const;
void clearStats() {}
void printConfig(ostream& out) const {}
integer_t readPhysicalMemory(int procID, physical_address_t address,
int len );
void writePhysicalMemory( int procID, physical_address_t address,
integer_t value, int len );
void print(ostream& out) const;
// For handling NACKs/retries
//void notifySendNack( int procID, const Address & addr, uint64 remote_timestamp, const MachineID & remote_id);
//void notifyReceiveNack( int procID, const Address & addr, uint64 remote_timestamp, const MachineID & remote_id);
//void notifyReceiveNackFinal( int procID, const Address & addr);
private:
// Private Methods
void checkForDeadlock();
// Private copy constructor and assignment operator
SyntheticDriver(const SyntheticDriver& obj);
SyntheticDriver& operator=(const SyntheticDriver& obj);
// Data Members (m_ prefix)
Vector<Time> m_last_progress_vector;
Vector<RequestGenerator*> m_request_generator_vector;
Vector<NodeID> m_lock_vector; // Processor last to hold the lock
int m_done_counter;
Histogram m_test_latency;
Histogram m_swap_latency;
Histogram m_release_latency;
Time m_finish_time;
};
// Output operator declaration
ostream& operator<<(ostream& out, const SyntheticDriver& obj);
// ******************* Definitions *******************
// Output operator definition
extern inline
ostream& operator<<(ostream& out, const SyntheticDriver& obj)
{
obj.print(out);
out << flush;
return out;
}
#endif //SYNTHETICDRIVER_H
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