DirectedGenerator.hh revision 6386
1/* 2 * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer; 9 * redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution; 12 * neither the name of the copyright holders nor the names of its 13 * contributors may be used to endorse or promote products derived from 14 * this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29/* 30 * $Id$ 31 * 32 * Description: 33 * 34 */ 35 36// This Deterministic Generator generates GETX requests for all nodes in the system 37// The GETX requests are generated one at a time in round-robin fashion 0...1...2...etc. 38 39#ifndef DETERMGETXGENERATOR_H 40#define DETERMGETXGENERATOR_H 41 42#include "mem/ruby/tester/Tester_Globals.hh" 43#include "mem/ruby/common/Consumer.hh" 44#include "mem/protocol/DetermGETXGeneratorStatus.hh" 45#include "mem/ruby/tester/SpecifiedGenerator.hh" 46#include "mem/ruby/common/Global.hh" 47#include "mem/ruby/common/Address.hh" 48 49class DeterministicDriver; 50class DMAController; 51 52class DetermGETXGenerator : public SpecifiedGenerator { 53public: 54 // Constructors 55 DetermGETXGenerator(NodeID node, DeterministicDriver * driver); 56 57 // Destructor 58 ~DetermGETXGenerator(); 59 60 // Public Methods 61 void wakeup(); 62 void performCallback(NodeID proc, Address address); 63 64 void print(ostream& out) const; 65private: 66 // Private Methods 67 int thinkTime() const; 68 int waitTime() const; 69 void initiateStore(); 70 void initiateDMA(); 71 void pickAddress(); 72 73 DMAController* dma() const; 74 75 // copy constructor and assignment operator 76 DetermGETXGenerator(const DetermGETXGenerator& obj); 77 DetermGETXGenerator& operator=(const DetermGETXGenerator& obj); 78 79 DeterministicDriver * parent_driver; 80 // Data Members (m_ prefix) 81 DetermGETXGeneratorStatus m_status; 82 int m_counter; 83 bool issued_load; 84 Address m_address; 85 NodeID m_node; 86 long int counter; 87 Time m_last_transition; 88}; 89 90// Output operator declaration 91ostream& operator<<(ostream& out, const DetermGETXGenerator& obj); 92 93// ******************* Definitions ******************* 94 95// Output operator definition 96extern inline 97ostream& operator<<(ostream& out, const DetermGETXGenerator& obj) 98{ 99 obj.print(out); 100 out << flush; 101 return out; 102} 103 104#endif //DETERMGETXGENERATOR_H 105 106