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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 REQUESTGENERATOR_H
#define REQUESTGENERATOR_H
#include "mem/ruby/common/Global.hh"
#include "mem/ruby/common/Consumer.hh"
#include "mem/protocol/RequestGeneratorStatus.hh"
#include "mem/ruby/system/NodeID.hh"
#include "mem/ruby/common/Address.hh"
class Sequencer;
class SubBlock;
class SyntheticDriver;
class RequestGenerator : public Consumer {
public:
// Constructors
RequestGenerator(NodeID node, SyntheticDriver& driver);
// Destructor
~RequestGenerator();
// Public Methods
void wakeup();
void performCallback(NodeID proc, SubBlock& data);
void print(ostream& out) const;
private:
// Private Methods
int thinkTime() const;
int waitTime() const;
int holdTime() const;
void initiateTest();
void initiateSwap();
void initiateRelease();
void pickAddress();
Sequencer* sequencer() const;
// Private copy constructor and assignment operator
RequestGenerator(const RequestGenerator& obj);
RequestGenerator& operator=(const RequestGenerator& obj);
// Data Members (m_ prefix)
SyntheticDriver& m_driver;
NodeID m_node;
RequestGeneratorStatus m_status;
int m_counter;
Time m_last_transition;
Address m_address;
};
// Output operator declaration
ostream& operator<<(ostream& out, const RequestGenerator& obj);
// ******************* Definitions *******************
// Output operator definition
extern inline
ostream& operator<<(ostream& out, const RequestGenerator& obj)
{
obj.print(out);
out << flush;
return out;
}
#endif //REQUESTGENERATOR_H
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