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Diffstat (limited to 'src/mem/ruby/tester/DetermSeriesGETSGenerator.hh')
-rw-r--r-- | src/mem/ruby/tester/DetermSeriesGETSGenerator.hh | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/src/mem/ruby/tester/DetermSeriesGETSGenerator.hh b/src/mem/ruby/tester/DetermSeriesGETSGenerator.hh new file mode 100644 index 000000000..1e44dc3bc --- /dev/null +++ b/src/mem/ruby/tester/DetermSeriesGETSGenerator.hh @@ -0,0 +1,106 @@ + +/* + * 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: + * + */ + +// This Deterministic Generator generates a series of GETS requests for a given node. +// Sequentially goes through all nodes in the system +// This generator is used to tune the HW prefetcher +// The GETS requests are generated one at a time in round-robin fashion 0...1...2...etc. + +#ifndef DETERMSERIESGETSGENERATOR_H +#define DETERMSERIESGETSGENERATOR_H + +#include "mem/ruby/common/Global.hh" +#include "mem/ruby/common/Consumer.hh" +#include "mem/protocol/DetermSeriesGETSGeneratorStatus.hh" +#include "mem/ruby/system/NodeID.hh" +#include "mem/ruby/common/Address.hh" +#include "mem/ruby/tester/SpecifiedGenerator.hh" + +class Sequencer; +class SubBlock; +class DeterministicDriver; + +class DetermSeriesGETSGenerator : public SpecifiedGenerator { +public: + // Constructors + DetermSeriesGETSGenerator(NodeID node, DeterministicDriver& driver); + + // Destructor + ~DetermSeriesGETSGenerator(); + + // Public Methods + void wakeup(); + void performCallback(NodeID proc, SubBlock& data); + + void print(ostream& out) const; +private: + // Private Methods + int thinkTime() const; + int waitTime() const; + void initiateLoad(); + void pickAddress(); + + Sequencer* sequencer() const; + + // copy constructor and assignment operator + DetermSeriesGETSGenerator(const DetermSeriesGETSGenerator& obj); + DetermSeriesGETSGenerator& operator=(const DetermSeriesGETSGenerator& obj); + + // Data Members (m_ prefix) + DetermSeriesGETSGeneratorStatus m_status; + int m_counter; + Address m_address; + NodeID m_node; + DeterministicDriver& m_driver; + Time m_last_transition; +}; + +// Output operator declaration +ostream& operator<<(ostream& out, const DetermSeriesGETSGenerator& obj); + +// ******************* Definitions ******************* + +// Output operator definition +extern inline +ostream& operator<<(ostream& out, const DetermSeriesGETSGenerator& obj) +{ + obj.print(out); + out << flush; + return out; +} + +#endif //DETERMSeriesGETSGENERATOR_H + |