RubyTester.hh revision 9031
1/* 2 * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood 3 * Copyright (c) 2009 Advanced Micro Devices, Inc. 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions are 8 * met: redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer; 10 * redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution; 13 * neither the name of the copyright holders nor the names of its 14 * contributors may be used to endorse or promote products derived from 15 * this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 18 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 19 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 20 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 21 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 22 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 23 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 27 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 */ 29 30#ifndef __CPU_RUBYTEST_RUBYTESTER_HH__ 31#define __CPU_RUBYTEST_RUBYTESTER_HH__ 32 33#include <iostream> 34#include <string> 35#include <vector> 36 37#include "cpu/testers/rubytest/CheckTable.hh" 38#include "mem/ruby/common/Global.hh" 39#include "mem/ruby/common/SubBlock.hh" 40#include "mem/ruby/system/RubyPort.hh" 41#include "mem/mem_object.hh" 42#include "mem/packet.hh" 43#include "params/RubyTester.hh" 44 45class RubyTester : public MemObject 46{ 47 public: 48 class CpuPort : public MasterPort 49 { 50 private: 51 RubyTester *tester; 52 53 public: 54 // 55 // Currently, each instatiation of the RubyTester::CpuPort supports 56 // only instruction or data requests, not both. However, for those 57 // RubyPorts that support both types of requests, separate InstOnly 58 // and DataOnly CpuPorts will map to that RubyPort 59 60 CpuPort(const std::string &_name, RubyTester *_tester, PortID _id) 61 : MasterPort(_name, _tester, _id), tester(_tester) 62 {} 63 64 protected: 65 virtual bool recvTimingResp(PacketPtr pkt); 66 virtual void recvRetry() 67 { panic("%s does not expect a retry\n", name()); } 68 }; 69 70 struct SenderState : public Packet::SenderState 71 { 72 SubBlock* subBlock; 73 Packet::SenderState *saved; 74 75 SenderState(Address addr, int size, 76 Packet::SenderState *sender_state = NULL) 77 : saved(sender_state) 78 { 79 subBlock = new SubBlock(addr, size); 80 } 81 82 ~SenderState() 83 { 84 delete subBlock; 85 } 86 }; 87 88 typedef RubyTesterParams Params; 89 RubyTester(const Params *p); 90 ~RubyTester(); 91 92 virtual MasterPort &getMasterPort(const std::string &if_name, 93 int idx = -1); 94 95 bool isInstReadableCpuPort(int idx); 96 97 MasterPort* getReadableCpuPort(int idx); 98 MasterPort* getWritableCpuPort(int idx); 99 100 virtual void init(); 101 102 void wakeup(); 103 104 void incrementCheckCompletions() { m_checks_completed++; } 105 106 void printStats(std::ostream& out) const {} 107 void clearStats() {} 108 void printConfig(std::ostream& out) const {} 109 110 void print(std::ostream& out) const; 111 bool getCheckFlush() { return m_check_flush; } 112 113 MasterID masterId() { return _masterId; } 114 protected: 115 class CheckStartEvent : public Event 116 { 117 private: 118 RubyTester *tester; 119 120 public: 121 CheckStartEvent(RubyTester *_tester) 122 : Event(CPU_Tick_Pri), tester(_tester) 123 {} 124 void process() { tester->wakeup(); } 125 virtual const char *description() const { return "RubyTester tick"; } 126 }; 127 128 CheckStartEvent checkStartEvent; 129 130 MasterID _masterId; 131 132 private: 133 void hitCallback(NodeID proc, SubBlock* data); 134 135 void checkForDeadlock(); 136 137 // Private copy constructor and assignment operator 138 RubyTester(const RubyTester& obj); 139 RubyTester& operator=(const RubyTester& obj); 140 141 CheckTable* m_checkTable_ptr; 142 std::vector<Time> m_last_progress_vector; 143 144 int m_num_cpus; 145 uint64 m_checks_completed; 146 std::vector<MasterPort*> writePorts; 147 std::vector<MasterPort*> readPorts; 148 uint64 m_checks_to_complete; 149 int m_deadlock_threshold; 150 int m_num_writers; 151 int m_num_readers; 152 int m_wakeup_frequency; 153 bool m_check_flush; 154 int m_num_inst_ports; 155}; 156 157inline std::ostream& 158operator<<(std::ostream& out, const RubyTester& obj) 159{ 160 obj.print(out); 161 out << std::flush; 162 return out; 163} 164 165#endif // __CPU_RUBYTEST_RUBYTESTER_HH__ 166