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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 DETERMINISTICDRIVER_H
#define DETERMINISTICDRIVER_H
#include <map>
#include <vector>
#include "mem/ruby/common/Global.hh"
#include "mem/ruby/tester/Tester_Globals.hh"
#include "mem/ruby/common/Histogram.hh" // includes global, but doesn't use anything, so it should be fine
#include "mem/protocol/CacheRequestType.hh" // includes global, but doesn't use anything, so it should be fine
#include "mem/ruby/common/Address.hh" // we redefined the address
#include "mem/ruby/tester/DetermGETXGenerator.hh" // this is our file
#include "mem/ruby/tester/DetermSeriesGETSGenerator.hh" // this is our file
#include "mem/ruby/tester/DetermInvGenerator.hh" // this is our file
#include "mem/ruby/libruby.hh"
#include "mem/ruby/common/Driver.hh"
#include "mem/ruby/common/Consumer.hh"
#include "mem/ruby/eventqueue/RubyEventQueue.hh"
#include "mem/protocol/SpecifiedGeneratorType.hh"
//class DMAGenerator;
class DeterministicDriver : public Driver, public Consumer {
public:
friend class DetermGETXGenerator;
friend class DetermSeriesGETSGenerator;
friend class DetermInvGenerator;
// Constructors
DeterministicDriver(string generator_type, int num_completions, int num_procs, Time g_think_time, Time g_wait_time, int g_tester_length);
// Destructor
~DeterministicDriver();
// Public Methods
void go();
bool isStoreReady(NodeID node);
bool isLoadReady(NodeID node);
bool isStoreReady(NodeID node, Address addr);
bool isLoadReady(NodeID node, Address addr);
void loadCompleted(NodeID node, Address addr);
void storeCompleted(NodeID node, Address addr);
Address getNextLoadAddr(NodeID node);
Address getNextStoreAddr(NodeID node);
int getLoadsCompleted() { return m_loads_completed; }
int getStoresCompleted() { return m_stores_completed; }
void reportDone();
void recordLoadLatency(Time time);
void recordStoreLatency(Time time);
// void dmaHitCallback();
void hitCallback(int64_t request_id);
void wakeup();
void printStats(ostream& out) const;
void clearStats() {}
void printConfig(ostream& out) const {}
void print(ostream& out) const;
// Public copy constructor and assignment operator
DeterministicDriver(const DeterministicDriver& obj);
DeterministicDriver& operator=(const DeterministicDriver& obj);
private:
// Private Methods
Address getNextAddr(NodeID node, std::vector<NodeID> addr_vector);
bool isAddrReady(NodeID node, std::vector<NodeID> addr_vector);
bool isAddrReady(NodeID node, std::vector<NodeID> addr_vector, Address addr);
void setNextAddr(NodeID node, Address addr, std::vector<NodeID>& addr_vector);
// Data Members (m_ prefix)
std::vector<Time> m_last_progress_vector;
std::vector<SpecifiedGenerator*> m_generator_vector;
//DMAGenerator* m_dma_generator;
std::vector<NodeID> m_load_vector; // Processor last to load the addr
std::vector<NodeID> m_store_vector; // Processor last to store the addr
int last_proc;
int m_done_counter;
int m_loads_completed;
int m_stores_completed;
// enforces the previous node to have a certain # of completions
// before next node starts
map <int64_t, pair <int, Address> > requests;
Time m_think_time;
Time m_wait_time;
int m_tester_length;
int m_num_procs;
RubyEventQueue * eventQueue;
int m_numCompletionsPerNode;
Histogram m_load_latency;
Histogram m_store_latency;
Time m_finish_time;
Time m_last_issue;
};
// Output operator declaration
ostream& operator<<(ostream& out, const DeterministicDriver& obj);
// ******************* Definitions *******************
// Output operator definition
extern inline
ostream& operator<<(ostream& out, const DeterministicDriver& obj)
{
obj.print(out);
out << flush;
return out;
}
#endif //DETERMINISTICDRIVER_H
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