blob: 75124e9aa8e4cf6f221c0a97ebd308cc892a9058 [file] [log] [blame]
/*
* Copyright (c) 2012 ARM Limited
* All rights reserved
*
* The license below extends only to copyright in the software and shall
* not be construed as granting a license to any other intellectual
* property including but not limited to intellectual property relating
* to a hardware implementation of the functionality of the software
* licensed hereunder. You may use the software subject to the license
* terms below provided that you ensure that this notice is replicated
* unmodified and in its entirety in all distributions of the software,
* modified or unmodified, in source code or in binary form.
*
* Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
* Copyright (c) 2009-2010 Advanced Micro Devices, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met: redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer;
* redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution;
* neither the name of the copyright holders nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "cpu/testers/directedtest/RubyDirectedTester.hh"
#include "base/trace.hh"
#include "cpu/testers/directedtest/DirectedGenerator.hh"
#include "debug/DirectedTest.hh"
#include "sim/sim_exit.hh"
namespace gem5
{
RubyDirectedTester::RubyDirectedTester(const Params &p)
: ClockedObject(p),
directedStartEvent([this]{ wakeup(); }, "Directed tick",
false, Event::CPU_Tick_Pri),
m_requests_to_complete(p.requests_to_complete),
generator(p.generator)
{
m_requests_completed = 0;
// create the ports
for (int i = 0; i < p.port_cpuPort_connection_count; ++i) {
ports.push_back(new CpuPort(csprintf("%s-port%d", name(), i),
this, i));
}
// add the check start event to the event queue
schedule(directedStartEvent, 1);
}
RubyDirectedTester::~RubyDirectedTester()
{
for (int i = 0; i < ports.size(); i++)
delete ports[i];
}
void
RubyDirectedTester::init()
{
assert(ports.size() > 0);
generator->setDirectedTester(this);
}
Port &
RubyDirectedTester::getPort(const std::string &if_name, PortID idx)
{
if (if_name != "cpuPort") {
// pass it along to our super class
return ClockedObject::getPort(if_name, idx);
} else {
if (idx >= static_cast<int>(ports.size())) {
panic("RubyDirectedTester::getPort: unknown index %d\n", idx);
}
return *ports[idx];
}
}
bool
RubyDirectedTester::CpuPort::recvTimingResp(PacketPtr pkt)
{
tester->hitCallback(id, pkt->getAddr());
//
// Now that the tester has completed, delete the packet, then return
//
delete pkt;
return true;
}
RequestPort*
RubyDirectedTester::getCpuPort(int idx)
{
assert(idx >= 0 && idx < ports.size());
return ports[idx];
}
void
RubyDirectedTester::hitCallback(NodeID proc, Addr addr)
{
DPRINTF(DirectedTest,
"completed request for proc: %d addr: 0x%x\n",
proc,
addr);
generator->performCallback(proc, addr);
schedule(directedStartEvent, curTick());
}
void
RubyDirectedTester::wakeup()
{
if (m_requests_completed < m_requests_to_complete) {
if (!generator->initiate()) {
schedule(directedStartEvent, curTick() + 1);
}
} else {
exitSimLoop("Ruby DirectedTester completed");
}
}
} // namespace gem5