RubyDirectedTester.cc revision 11793:ef606668d247 
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
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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,
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39 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
40 */
41
42#include "cpu/testers/directedtest/RubyDirectedTester.hh"
43
44#include "cpu/testers/directedtest/DirectedGenerator.hh"
45#include "debug/DirectedTest.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
78BaseMasterPort &
79RubyDirectedTester::getMasterPort(const std::string &if_name, PortID idx)
80{
81    if (if_name != "cpuPort") {
82        // pass it along to our super class
83        return MemObject::getMasterPort(if_name, idx);
84    } else {
85        if (idx >= static_cast<int>(ports.size())) {
86            panic("RubyDirectedTester::getMasterPort: unknown index %d\n", idx);
87        }
88
89        return *ports[idx];
90    }
91}
92
93bool
94RubyDirectedTester::CpuPort::recvTimingResp(PacketPtr pkt)
95{
96    tester->hitCallback(id, pkt->getAddr());
97
98    //
99    // Now that the tester has completed, delete the packet, then return
100    //
101    delete pkt->req;
102    delete pkt;
103    return true;
104}
105
106MasterPort*
107RubyDirectedTester::getCpuPort(int idx)
108{
109    assert(idx >= 0 && idx < ports.size());
110
111    return ports[idx];
112}
113
114void
115RubyDirectedTester::hitCallback(NodeID proc, Addr addr)
116{
117    DPRINTF(DirectedTest,
118            "completed request for proc: %d addr: 0x%x\n",
119            proc,
120            addr);
121
122    generator->performCallback(proc, addr);
123    schedule(directedStartEvent, curTick());
124}
125
126void
127RubyDirectedTester::wakeup()
128{
129    if (m_requests_completed < m_requests_to_complete) {
130        if (!generator->initiate()) {
131            schedule(directedStartEvent, curTick() + 1);
132        }
133    } else {
134        exitSimLoop("Ruby DirectedTester completed");
135    }
136}
137
138RubyDirectedTester *
139RubyDirectedTesterParams::create()
140{
141    return new RubyDirectedTester(this);
142}
143