RubyDirectedTester.cc revision 8851
1/* 2 * Copyright (c) 2012 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) 2009-2010 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#include "cpu/testers/directedtest/DirectedGenerator.hh" 43#include "cpu/testers/directedtest/RubyDirectedTester.hh" 44#include "debug/DirectedTest.hh" 45#include "mem/ruby/eventqueue/RubyEventQueue.hh" 46#include "sim/sim_exit.hh" 47 48RubyDirectedTester::RubyDirectedTester(const Params *p) 49 : MemObject(p), directedStartEvent(this), 50 m_requests_to_complete(p->requests_to_complete), 51 generator(p->generator) 52{ 53 m_requests_completed = 0; 54 55 // create the ports 56 for (int i = 0; i < p->port_cpuPort_connection_count; ++i) { 57 ports.push_back(new CpuPort(csprintf("%s-port%d", name(), i), 58 this, i)); 59 } 60 61 // add the check start event to the event queue 62 schedule(directedStartEvent, 1); 63} 64 65RubyDirectedTester::~RubyDirectedTester() 66{ 67 for (int i = 0; i < ports.size(); i++) 68 delete ports[i]; 69} 70 71void 72RubyDirectedTester::init() 73{ 74 assert(ports.size() > 0); 75 generator->setDirectedTester(this); 76} 77 78Port * 79RubyDirectedTester::getPort(const std::string &if_name, int idx) 80{ 81 if (if_name != "cpuPort") { 82 panic("RubyDirectedTester::getPort: unknown port %s requested", 83 if_name); 84 } 85 86 if (idx >= static_cast<int>(ports.size())) { 87 panic("RubyDirectedTester::getPort: unknown index %d requested\n", idx); 88 } 89 90 return ports[idx]; 91} 92 93Tick 94RubyDirectedTester::CpuPort::recvAtomic(PacketPtr pkt) 95{ 96 panic("RubyDirectedTester::CpuPort::recvAtomic() not implemented!\n"); 97 return 0; 98} 99 100bool 101RubyDirectedTester::CpuPort::recvTiming(PacketPtr pkt) 102{ 103 tester->hitCallback(idx, pkt->getAddr()); 104 105 // 106 // Now that the tester has completed, delete the packet, then return 107 // 108 delete pkt->req; 109 delete pkt; 110 return true; 111} 112 113Port* 114RubyDirectedTester::getCpuPort(int idx) 115{ 116 assert(idx >= 0 && idx < ports.size()); 117 118 return ports[idx]; 119} 120 121void 122RubyDirectedTester::hitCallback(NodeID proc, Addr addr) 123{ 124 DPRINTF(DirectedTest, 125 "completed request for proc: %d addr: 0x%x\n", 126 proc, 127 addr); 128 129 generator->performCallback(proc, addr); 130 schedule(directedStartEvent, curTick()); 131} 132 133void 134RubyDirectedTester::wakeup() 135{ 136 if (m_requests_completed < m_requests_to_complete) { 137 if (!generator->initiate()) { 138 schedule(directedStartEvent, curTick() + 1); 139 } 140 } else { 141 exitSimLoop("Ruby DirectedTester completed"); 142 } 143} 144 145RubyDirectedTester * 146RubyDirectedTesterParams::create() 147{ 148 return new RubyDirectedTester(this); 149} 150