RubyTester.hh revision 10713
1/* 2 * Copyright (c) 2013 ARM Limited 3 * All rights reserved 4 * 5 * The license below extends only to copyright in the software and shall 6 * not be construed as granting a license to any other intellectual 7 * property including but not limited to intellectual property relating 8 * to a hardware implementation of the functionality of the software 9 * licensed hereunder. You may use the software subject to the license 10 * terms below provided that you ensure that this notice is replicated 11 * unmodified and in its entirety in all distributions of the software, 12 * modified or unmodified, in source code or in binary form. 13 * 14 * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood 15 * Copyright (c) 2009 Advanced Micro Devices, Inc. 16 * All rights reserved. 17 * 18 * Redistribution and use in source and binary forms, with or without 19 * modification, are permitted provided that the following conditions are 20 * met: redistributions of source code must retain the above copyright 21 * notice, this list of conditions and the following disclaimer; 22 * redistributions in binary form must reproduce the above copyright 23 * notice, this list of conditions and the following disclaimer in the 24 * documentation and/or other materials provided with the distribution; 25 * neither the name of the copyright holders nor the names of its 26 * contributors may be used to endorse or promote products derived from 27 * this software without specific prior written permission. 28 * 29 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 30 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 31 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 32 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 33 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 34 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 35 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 36 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 37 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 38 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 39 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 40 */ 41 42#ifndef __CPU_RUBYTEST_RUBYTESTER_HH__ 43#define __CPU_RUBYTEST_RUBYTESTER_HH__ 44 45#include <iostream> 46#include <string> 47#include <vector> 48 49#include "cpu/testers/rubytest/CheckTable.hh" 50#include "mem/ruby/common/Global.hh" 51#include "mem/ruby/common/SubBlock.hh" 52#include "mem/ruby/system/RubyPort.hh" 53#include "mem/mem_object.hh" 54#include "mem/packet.hh" 55#include "params/RubyTester.hh" 56 57class RubyTester : public MemObject 58{ 59 public: 60 class CpuPort : public MasterPort 61 { 62 private: 63 RubyTester *tester; 64 65 public: 66 // 67 // Currently, each instatiation of the RubyTester::CpuPort supports 68 // only instruction or data requests, not both. However, for those 69 // RubyPorts that support both types of requests, separate InstOnly 70 // and DataOnly CpuPorts will map to that RubyPort 71 72 CpuPort(const std::string &_name, RubyTester *_tester, PortID _id) 73 : MasterPort(_name, _tester, _id), tester(_tester) 74 {} 75 76 protected: 77 virtual bool recvTimingResp(PacketPtr pkt); 78 virtual void recvReqRetry() 79 { panic("%s does not expect a retry\n", name()); } 80 }; 81 82 struct SenderState : public Packet::SenderState 83 { 84 SubBlock subBlock; 85 86 SenderState(Address addr, int size) : subBlock(addr, size) {} 87 88 }; 89 90 typedef RubyTesterParams Params; 91 RubyTester(const Params *p); 92 ~RubyTester(); 93 94 virtual BaseMasterPort &getMasterPort(const std::string &if_name, 95 PortID idx = InvalidPortID); 96 97 bool isInstReadableCpuPort(int idx); 98 99 MasterPort* getReadableCpuPort(int idx); 100 MasterPort* getWritableCpuPort(int idx); 101 102 virtual void init(); 103 104 void wakeup(); 105 106 void incrementCheckCompletions() { m_checks_completed++; } 107 108 void printStats(std::ostream& out) const {} 109 void clearStats() {} 110 void printConfig(std::ostream& out) const {} 111 112 void print(std::ostream& out) const; 113 bool getCheckFlush() { return m_check_flush; } 114 115 MasterID masterId() { return _masterId; } 116 protected: 117 class CheckStartEvent : public Event 118 { 119 private: 120 RubyTester *tester; 121 122 public: 123 CheckStartEvent(RubyTester *_tester) 124 : Event(CPU_Tick_Pri), tester(_tester) 125 {} 126 void process() { tester->wakeup(); } 127 virtual const char *description() const { return "RubyTester tick"; } 128 }; 129 130 CheckStartEvent checkStartEvent; 131 132 MasterID _masterId; 133 134 private: 135 void hitCallback(NodeID proc, SubBlock* data); 136 137 void checkForDeadlock(); 138 139 // Private copy constructor and assignment operator 140 RubyTester(const RubyTester& obj); 141 RubyTester& operator=(const RubyTester& obj); 142 143 CheckTable* m_checkTable_ptr; 144 std::vector<Cycles> m_last_progress_vector; 145 146 int m_num_cpus; 147 uint64 m_checks_completed; 148 std::vector<MasterPort*> writePorts; 149 std::vector<MasterPort*> readPorts; 150 uint64 m_checks_to_complete; 151 int m_deadlock_threshold; 152 int m_num_writers; 153 int m_num_readers; 154 int m_wakeup_frequency; 155 bool m_check_flush; 156 int m_num_inst_ports; 157}; 158 159inline std::ostream& 160operator<<(std::ostream& out, const RubyTester& obj) 161{ 162 obj.print(out); 163 out << std::flush; 164 return out; 165} 166 167#endif // __CPU_RUBYTEST_RUBYTESTER_HH__ 168