RubyTester.hh revision 11031:3815437cb231
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/mem_object.hh" 51#include "mem/packet.hh" 52#include "mem/ruby/common/SubBlock.hh" 53#include "mem/ruby/common/TypeDefines.hh" 54#include "params/RubyTester.hh" 55 56class RubyTester : public MemObject 57{ 58 public: 59 class CpuPort : public MasterPort 60 { 61 private: 62 RubyTester *tester; 63 64 public: 65 // 66 // Currently, each instatiation of the RubyTester::CpuPort supports 67 // only instruction or data requests, not both. However, for those 68 // RubyPorts that support both types of requests, separate InstOnly 69 // and DataOnly CpuPorts will map to that RubyPort 70 71 CpuPort(const std::string &_name, RubyTester *_tester, PortID _id) 72 : MasterPort(_name, _tester, _id), tester(_tester) 73 {} 74 75 protected: 76 virtual bool recvTimingResp(PacketPtr pkt); 77 virtual void recvReqRetry() 78 { panic("%s does not expect a retry\n", name()); } 79 }; 80 81 struct SenderState : public Packet::SenderState 82 { 83 SubBlock subBlock; 84 85 SenderState(Addr addr, int size) : subBlock(addr, size) {} 86 87 }; 88 89 typedef RubyTesterParams Params; 90 RubyTester(const Params *p); 91 ~RubyTester(); 92 93 virtual BaseMasterPort &getMasterPort(const std::string &if_name, 94 PortID idx = InvalidPortID); 95 96 bool isInstReadableCpuPort(int idx); 97 98 MasterPort* getReadableCpuPort(int idx); 99 MasterPort* getWritableCpuPort(int idx); 100 101 virtual void init(); 102 103 void wakeup(); 104 105 void incrementCheckCompletions() { m_checks_completed++; } 106 107 void printStats(std::ostream& out) const {} 108 void clearStats() {} 109 void printConfig(std::ostream& out) const {} 110 111 void print(std::ostream& out) const; 112 bool getCheckFlush() { return m_check_flush; } 113 114 MasterID masterId() { return _masterId; } 115 protected: 116 class CheckStartEvent : public Event 117 { 118 private: 119 RubyTester *tester; 120 121 public: 122 CheckStartEvent(RubyTester *_tester) 123 : Event(CPU_Tick_Pri), tester(_tester) 124 {} 125 void process() { tester->wakeup(); } 126 virtual const char *description() const { return "RubyTester tick"; } 127 }; 128 129 CheckStartEvent checkStartEvent; 130 131 MasterID _masterId; 132 133 private: 134 void hitCallback(NodeID proc, SubBlock* data); 135 136 void checkForDeadlock(); 137 138 // Private copy constructor and assignment operator 139 RubyTester(const RubyTester& obj); 140 RubyTester& operator=(const RubyTester& obj); 141 142 CheckTable* m_checkTable_ptr; 143 std::vector<Cycles> m_last_progress_vector; 144 145 int m_num_cpus; 146 uint64_t m_checks_completed; 147 std::vector<MasterPort*> writePorts; 148 std::vector<MasterPort*> readPorts; 149 uint64_t m_checks_to_complete; 150 int m_deadlock_threshold; 151 int m_num_writers; 152 int m_num_readers; 153 int m_wakeup_frequency; 154 bool m_check_flush; 155 int m_num_inst_ports; 156}; 157 158inline std::ostream& 159operator<<(std::ostream& out, const RubyTester& obj) 160{ 161 obj.print(out); 162 out << std::flush; 163 return out; 164} 165 166#endif // __CPU_RUBYTEST_RUBYTESTER_HH__ 167