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Diffstat (limited to 'src/mem/ruby/tester/DetermGETXGenerator.cc')
| -rw-r--r-- | src/mem/ruby/tester/DetermGETXGenerator.cc | 176 |
1 files changed, 0 insertions, 176 deletions
diff --git a/src/mem/ruby/tester/DetermGETXGenerator.cc b/src/mem/ruby/tester/DetermGETXGenerator.cc deleted file mode 100644 index 934b6d4e5..000000000 --- a/src/mem/ruby/tester/DetermGETXGenerator.cc +++ /dev/null @@ -1,176 +0,0 @@ -/* - * 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. - */ - -/* - * $Id$ - * - */ - -// This Deterministic Generator generates GETX requests for all nodes in the system -// The GETX requests are generated one at a time in round-robin fashion 0...1...2...etc. - -#include "mem/ruby/tester/DetermGETXGenerator.hh" -#include "mem/protocol/DetermGETXGeneratorStatus.hh" -#include "mem/ruby/tester/DeterministicDriver.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" - - -DetermGETXGenerator::DetermGETXGenerator(NodeID node, DeterministicDriver * driver) -{ - m_status = DetermGETXGeneratorStatus_Thinking; - m_last_transition = 0; - counter = 0; - m_node = node; - 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)); -} - -DetermGETXGenerator::~DetermGETXGenerator() -{ -} - -void DetermGETXGenerator::wakeup() -{ - DEBUG_EXPR(TESTER_COMP, MedPrio, m_node); - DEBUG_EXPR(TESTER_COMP, MedPrio, m_status); - - // determine if this node is next for the GETX round robin request - if (m_status == DetermGETXGeneratorStatus_Thinking) { - if (parent_driver->isStoreReady(m_node)) { - if (!issued_load) { - pickAddress(); - } - m_status = DetermGETXGeneratorStatus_Store_Pending; // Store Pending - m_last_transition = parent_driver->eventQueue->getTime(); - initiateStore(); // GETX - } else { // I'll check again later - parent_driver->eventQueue->scheduleEvent(this, thinkTime()); - } - } else { - WARN_EXPR(m_status); - ERROR_MSG("Invalid status"); - } - -} - -void DetermGETXGenerator::performCallback(NodeID proc, Address address) -{ - assert(proc == m_node); - 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) { - parent_driver->recordStoreLatency(parent_driver->eventQueue->getTime() - m_last_transition); - parent_driver->storeCompleted(m_node, address); // advance the store queue - - m_counter++; - if (m_counter < parent_driver->m_tester_length) { - m_status = DetermGETXGeneratorStatus_Thinking; - m_last_transition = parent_driver->eventQueue->getTime(); - parent_driver->eventQueue->scheduleEvent(this, waitTime()); - } else { - parent_driver->reportDone(); - m_status = DetermGETXGeneratorStatus_Done; - m_last_transition = parent_driver->eventQueue->getTime(); - } - - } else { - WARN_EXPR(m_status); - ERROR_MSG("Invalid status"); - } -} - -int DetermGETXGenerator::thinkTime() const -{ - return parent_driver->m_think_time; -} - -int DetermGETXGenerator::waitTime() const -{ - return parent_driver->m_wait_time; -} - -void DetermGETXGenerator::pickAddress() -{ - assert(m_status == DetermGETXGeneratorStatus_Thinking); - - m_address = parent_driver->getNextStoreAddr(m_node); -} - -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; - } - - char name [] = "Sequencer_"; - char port_name [13]; - sprintf(port_name, "%s%d", name, m_node); - 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()); - parent_driver->requests.insert(make_pair(request_id, make_pair(m_node, m_address))); -} - -void DetermGETXGenerator::print(ostream& out) const -{ -} - |