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-rw-r--r--src/mem/ruby/tester/DetermGETXGenerator.cc120
1 files changed, 84 insertions, 36 deletions
diff --git a/src/mem/ruby/tester/DetermGETXGenerator.cc b/src/mem/ruby/tester/DetermGETXGenerator.cc
index 6692fb80c..1eb9cb3ee 100644
--- a/src/mem/ruby/tester/DetermGETXGenerator.cc
+++ b/src/mem/ruby/tester/DetermGETXGenerator.cc
@@ -1,31 +1,58 @@
/*
- * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
- * 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.
- */
+ Copyright (C) 1999-2008 by Mark D. Hill and David A. Wood for the
+ Wisconsin Multifacet Project. Contact: gems@cs.wisc.edu
+ http://www.cs.wisc.edu/gems/
+
+ --------------------------------------------------------------------
+
+ This file is part of the Ruby Multiprocessor Memory System Simulator,
+ a component of the Multifacet GEMS (General Execution-driven
+ Multiprocessor Simulator) software toolset originally developed at
+ the University of Wisconsin-Madison.
+
+ Ruby was originally developed primarily by Milo Martin and Daniel
+ Sorin with contributions from Ross Dickson, Carl Mauer, and Manoj
+ Plakal.
+
+ Substantial further development of Multifacet GEMS at the
+ University of Wisconsin was performed by Alaa Alameldeen, Brad
+ Beckmann, Jayaram Bobba, Ross Dickson, Dan Gibson, Pacia Harper,
+ Derek Hower, Milo Martin, Michael Marty, Carl Mauer, Michelle Moravan,
+ Kevin Moore, Andrew Phelps, Manoj Plakal, Daniel Sorin, Haris Volos,
+ Min Xu, and Luke Yen.
+ --------------------------------------------------------------------
+
+ If your use of this software contributes to a published paper, we
+ request that you (1) cite our summary paper that appears on our
+ website (http://www.cs.wisc.edu/gems/) and (2) e-mail a citation
+ for your published paper to gems@cs.wisc.edu.
+
+ If you redistribute derivatives of this software, we request that
+ you notify us and either (1) ask people to register with us at our
+ website (http://www.cs.wisc.edu/gems/) or (2) collect registration
+ information and periodically send it to us.
+
+ --------------------------------------------------------------------
+
+ Multifacet GEMS is free software; you can redistribute it and/or
+ modify it under the terms of version 2 of the GNU General Public
+ License as published by the Free Software Foundation.
+
+ Multifacet GEMS is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with the Multifacet GEMS; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307, USA
+
+ The GNU General Public License is contained in the file LICENSE.
+
+### END HEADER ###
+*/
/*
* $Id$
@@ -38,7 +65,8 @@
#include "mem/ruby/tester/DetermGETXGenerator.hh"
#include "mem/protocol/DetermGETXGeneratorStatus.hh"
#include "mem/ruby/tester/DeterministicDriver.hh"
-#include "mem/ruby/tester/Global_Tester.hh"
+#include "mem/ruby/tester/Tester_Globals.hh"
+#include "mem/ruby/common/Global.hh"
#include "mem/ruby/tester/SpecifiedGenerator.hh"
//#include "DMAController.hh"
#include "mem/ruby/libruby.hh"
@@ -48,9 +76,11 @@ DetermGETXGenerator::DetermGETXGenerator(NodeID node, DeterministicDriver * driv
{
m_status = DetermGETXGeneratorStatus_Thinking;
m_last_transition = 0;
+ counter = 0;
m_node = node;
- m_address = Address(9999); // initialize to null value
+ m_address = Address(1); // initialize to null value
m_counter = 0;
+ issued_load = false;
parent_driver = driver;
// don't know exactly when this node needs to request so just guess randomly
parent_driver->eventQueue->scheduleEvent(this, 1+(random() % 200));
@@ -68,7 +98,9 @@ void DetermGETXGenerator::wakeup()
// determine if this node is next for the GETX round robin request
if (m_status == DetermGETXGeneratorStatus_Thinking) {
if (parent_driver->isStoreReady(m_node)) {
- pickAddress();
+ if (!issued_load) {
+ pickAddress();
+ }
m_status = DetermGETXGeneratorStatus_Store_Pending; // Store Pending
m_last_transition = parent_driver->eventQueue->getTime();
initiateStore(); // GETX
@@ -85,13 +117,13 @@ void DetermGETXGenerator::wakeup()
void DetermGETXGenerator::performCallback(NodeID proc, Address address)
{
assert(proc == m_node);
- assert(address == m_address);
+ assert(address == m_address);
DEBUG_EXPR(TESTER_COMP, LowPrio, proc);
DEBUG_EXPR(TESTER_COMP, LowPrio, m_status);
DEBUG_EXPR(TESTER_COMP, LowPrio, address);
- if (m_status == DetermGETXGeneratorStatus_Store_Pending) {
+ if (m_status == DetermGETXGeneratorStatus_Store_Pending) {
parent_driver->recordStoreLatency(parent_driver->eventQueue->getTime() - m_last_transition);
parent_driver->storeCompleted(m_node, address); // advance the store queue
@@ -104,7 +136,7 @@ void DetermGETXGenerator::performCallback(NodeID proc, Address address)
parent_driver->reportDone();
m_status = DetermGETXGeneratorStatus_Done;
m_last_transition = parent_driver->eventQueue->getTime();
- }
+ }
} else {
WARN_EXPR(m_status);
@@ -132,7 +164,6 @@ void DetermGETXGenerator::pickAddress()
void DetermGETXGenerator::initiateStore()
{
DEBUG_MSG(TESTER_COMP, MedPrio, "initiating Store");
-
uint8_t *write_data = new uint8_t[64];
for(int i=0; i < 64; i++) {
write_data[i] = m_node;
@@ -141,12 +172,29 @@ void DetermGETXGenerator::initiateStore()
char name [] = "Sequencer_";
char port_name [13];
sprintf(port_name, "%s%d", name, m_node);
-
- int64_t request_id = libruby_issue_request(libruby_get_port_by_name(port_name), RubyRequest(m_address.getAddress(), write_data, 64, 0, RubyRequestType_ST, RubyAccessMode_Supervisor));
+ int64_t request_id;
+ if (counter%10 == 0) {
+ if (!issued_load) {
+ cerr << m_node << " RMW_Read to address: " << m_address.getAddress() << endl << flush;
+ request_id = libruby_issue_request(libruby_get_port_by_name(port_name), RubyRequest(m_address.getAddress(), write_data, 64, 0, RubyRequestType_RMW_Read, RubyAccessMode_Supervisor));
+ issued_load = true;
+ }
+ else {
+ cerr << m_node << " RMW_Write to address: " << m_address.getAddress() << endl << flush;
+ request_id = libruby_issue_request(libruby_get_port_by_name(port_name), RubyRequest(m_address.getAddress(), write_data, 64, 0, RubyRequestType_RMW_Write, RubyAccessMode_Supervisor));
+ issued_load = false;
+ counter++;
+ }
+ }
+ else {
+ cerr << m_node << " ST to address: " << m_address.getAddress() << endl << flush;
+ request_id = libruby_issue_request(libruby_get_port_by_name(port_name), RubyRequest(m_address.getAddress(), write_data, 64, 0, RubyRequestType_ST, RubyAccessMode_Supervisor));
+ counter++;
+ }
// delete [] write_data;
- ASSERT(parent_driver->requests.find(request_id) == parent_driver->requests.end());
+ ASSERT(parent_driver->requests.find(request_id) == parent_driver->requests.end());
parent_driver->requests.insert(make_pair(request_id, make_pair(m_node, m_address)));
}