diff --git a/DRAMSys/library/library.pro b/DRAMSys/library/library.pro index c4cef29a..79168bbe 100644 --- a/DRAMSys/library/library.pro +++ b/DRAMSys/library/library.pro @@ -125,7 +125,8 @@ SOURCES += \ src/controller/scheduler/Fr_Fcfs_read_priority.cpp \ src/controller/scheduler/Fr_Fcfs_grouper.cpp \ src/common/AddressDecoder.cpp \ - src/common/jsonAddressDecoder.cpp + src/common/jsonAddressDecoder.cpp \ + src/controller/scheduler/Fifo_grouper.cpp HEADERS += \ src/common/third_party/tinyxml2/tinyxml2.h \ diff --git a/DRAMSys/library/src/controller/scheduler/Fifo_grouper.cpp b/DRAMSys/library/src/controller/scheduler/Fifo_grouper.cpp new file mode 100644 index 00000000..fe041319 --- /dev/null +++ b/DRAMSys/library/src/controller/scheduler/Fifo_grouper.cpp @@ -0,0 +1,67 @@ +/* + * Copyright (c) 2015, University of Kaiserslautern + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * + * 2. 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. + * + * 3. Neither the name of the copyright holder 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 HOLDER + * 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. + * + * Authors: + * Robert Gernhardt + * Matthias Jung + */ + +#include "Fifo.h" + +using namespace std; + +void Fifo::schedule(gp *payload) +{ + buffer[DramExtension::getExtension(payload).getBank()].emplace_back(payload); +} + +pair Fifo::getNextRequest(Bank bank) +{ + if (!buffer[bank].empty()) { + gp *payload = buffer[bank].front(); + Command command = IScheduler::getNextCommand(*payload); + if (command == Command::Read || command == Command::ReadA + || command == Command::Write || command == Command::WriteA) { + buffer[bank].pop_front(); + } + + return pair(command, payload); + } + + return pair(Command::NOP, NULL); +} + +gp *Fifo::getPendingRequest(Bank /*bank*/) +{ + return NULL; +} + +