derek/DRAMSys
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

NOT RUNNING! Adapting current DRAM to new structure.

Browse Source
This commit is contained in:
Lukas Steiner (2)
2019-06-23 19:10:28 +02:00
parent d69cb555ac
commit cb7b5b585a
8 changed files with 132 additions and 107 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
DRAMSys/library/library.pro
View File

@@ -146,8 +146,7 @@ SOURCES += \
src/common/utils.cpp \
src/simulation/DramDDR3.cpp \
src/simulation/DramDDR4.cpp \
src/simulation/DramRecordable.cpp \
src/simulation/DramRecordablePower.cpp
src/simulation/DramRecordable.cpp
HEADERS += \
src/common/third_party/tinyxml2/tinyxml2.h \
@@ -227,8 +226,7 @@ HEADERS += \
src/controller/core/configuration/TemperatureSimConfig.h \
src/simulation/DramDDR3.h \
src/simulation/DramDDR4.h \
src/simulation/DramRecordable.h \
src/simulation/DramRecordablePower.h
src/simulation/DramRecordable.h
#src/common/third_party/json/include/nlohmann/json.hpp \
thermalsim = $$(THERMALSIM)

3
DRAMSys/library/src/simulation/DRAMSys.cpp
View File

@@ -55,7 +55,6 @@
#include "../controller/Controller.h"
#include "../error/ecchamming.h"
#include "DramRecordable.h"
#include "DramRecordablePower.h"
#include "DramDDR3.h"
#include "RecordableDram.h"
@@ -264,7 +263,7 @@ void DRAMSys::instantiateModules(const string &traceName,
Dram *dram;
if (recordingEnabled)
//dram = new RecordableDram(str.c_str(), tlmRecorders[i]);
dram = new DramRecordablePower<RecordableDram>(str.c_str(), tlmRecorders[i]);
dram = new DramRecordable<Dram>(str.c_str(), tlmRecorders[i]);
else
dram = new Dram(str.c_str());
drams.push_back(dram);

2
DRAMSys/library/src/simulation/DramDDR3.h
View File

@@ -43,6 +43,8 @@ class DramDDR3 : public Dram
public:
DramDDR3(sc_module_name);
SC_HAS_PROCESS(DramDDR3);
~DramDDR3();
};
#endif // DRAMDDR3_H

6
DRAMSys/library/src/simulation/DramDDR4.h
View File

@@ -2,12 +2,18 @@
#define DRAMDDR4_H
#include "Dram.h"
#include "systemc"
#include "tlm"
using namespace tlm;
class DramDDR4 : public Dram
{
public:
DramDDR4(sc_module_name);
SC_HAS_PROCESS(DramDDR4);
~DramDDR4();
};
#endif // DRAMDDR4_H

96
DRAMSys/library/src/simulation/DramRecordable.cpp
View File

@@ -34,14 +34,102 @@
*/
#include "DramRecordable.h"
#include "RecordableDram.h"
#include "Dram.h"
using namespace tlm;
template<class BaseDram>
DramRecordable<BaseDram>::DramRecordable(sc_module_name name, TlmRecorder *tlmRecorder)
: BaseDram(name, tlmRecorder)
: BaseDram(name), tlmRecorder(tlmRecorder)
{
// Create a thread that is triggered every $powerWindowSize
// to generate a Power over Time plot in the Trace analyzer:
SC_THREAD(powerWindow);
}
template class DramRecordable<RecordableDram>;
template<class BaseDram>
DramRecordable<BaseDram>::~DramRecordable()
{
BaseDram::DRAMPower->calcEnergy();
recordPower();
tlmRecorder->closeConnection();
}
template<class BaseDram>
tlm_sync_enum DramRecordable<BaseDram>::nb_transport_fw(tlm_generic_payload &payload,
tlm_phase &phase, sc_time &delay)
{
// Recording time used by the traceAnalyzer
sc_time recTime = sc_time_stamp() + delay;
// These are terminating phases recorded by the DRAM. The execution
// time of the related command must be taken into consideration.
if (phase == END_PDNA || phase == END_PDNAB)
recTime += getExecutionTime(Command::PDNAX, payload);
else if (phase == END_PDNP || phase == END_PDNPB)
recTime += getExecutionTime(Command::PDNPX, payload);
else if (phase == END_SREF || phase == END_SREFB)
recTime += getExecutionTime(Command::SREFX, payload);
unsigned int thr = DramExtension::getExtension(payload).getThread().ID();
unsigned int ch = DramExtension::getExtension(payload).getChannel().ID();
unsigned int bg = DramExtension::getExtension(payload).getBankGroup().ID();
unsigned int bank = DramExtension::getExtension(payload).getBank().ID();
unsigned int row = DramExtension::getExtension(payload).getRow().ID();
unsigned int col = DramExtension::getExtension(payload).getColumn().ID();
// TODO: printDebugMessage not inherited
printDebugMessage("Recording " + phaseNameToString(phase) + " thread " +
to_string(thr) + " channel " + to_string(ch) + " bank group " + to_string(
bg) + " bank " + to_string(bank) + " row " + to_string(row) + " column " +
to_string(col) + " at " + recTime.to_string());
tlmRecorder->recordPhase(payload, phase, recTime);
return BaseDram::nb_transport_fw(payload, phase, delay);
}
// This Thread is only triggered when Power Simulation is enabled.
// It estimates the current average power which will be stored in the trace database for visualization purposes.
template<class BaseDram>
void DramRecordable<BaseDram>::powerWindow()
{
unsigned long long clkCycles = 0;
do {
// At the very beginning (zero clock cycles) the energy is 0, so we wait first
wait(powerWindowSize);
clkCycles = sc_time_stamp().value() /
Configuration::getInstance().memSpec->clk.value();
DRAMPower->calcWindowEnergy(clkCycles);
// During operation the energy should never be zero since the device is always consuming
assert(!isEqual(DRAMPower->getEnergy().window_energy, 0.0));
// Store the time (in seconds) and the current average power (in mW) into the database
recordPower();
// Here considering that DRAMPower provides the energy in pJ and the power in mW
printDebugMessage(string("\tWindow Energy: \t") + to_string(
DRAMPower->getEnergy().window_energy *
Configuration::getInstance().NumberOfDevicesOnDIMM) + string("\t[pJ]"));
printDebugMessage(string("\tWindow Average Power: \t") + to_string(
DRAMPower->getPower().window_average_power *
Configuration::getInstance().NumberOfDevicesOnDIMM) + string("\t[mW]"));
} while (true);
}
template<class BaseDram>
void DramRecordable<BaseDram>::recordPower()
{
tlmRecorder->recordPower(sc_time_stamp().to_seconds(),
DRAMPower->getPower().window_average_power
* Configuration::getInstance().NumberOfDevicesOnDIMM);
}
template class DramRecordable<Dram>;

29
DRAMSys/library/src/simulation/DramRecordable.h
View File

@@ -36,17 +36,46 @@
#ifndef DRAMRECORDABLE_H
#define DRAMRECORDABLE_H
#include <systemc>
#include <tlm>
#include "DramDDR3.h"
#include "DramDDR4.h"
#include "RecordableDram.h"
#include "../common/TlmRecorder.h"
using namespace tlm;
template<class BaseDram>
class DramRecordable : public BaseDram
{
public:
DramRecordable(sc_module_name name, TlmRecorder *tlmRecorder);
SC_HAS_PROCESS(DramRecordable);
~DramRecordable();
protected:
virtual tlm_sync_enum nb_transport_fw(tlm_generic_payload &payload,
tlm_phase &phase, sc_time &delay);
private:
TlmRecorder *tlmRecorder;
sc_time powerWindowSize = Configuration::getInstance().memSpec->clk *
Configuration::getInstance().WindowSize;
// When working with floats, we have to decide ourselves what is an
// acceptable definition for "equal". Here the number is compared with a
// suitable error margin (0.00001).
bool isEqual(double a, double b, const double epsilon = 1e-05)
{
return std::fabs(a - b) < epsilon;
}
// This Thread is only triggered when Power Simulation is enabled.
// It estimates the current average power which will be stored in the trace database for visualization purposes.
void powerWindow();
void recordPower();
};
#endif // DRAMRECORDABLE_H

47
DRAMSys/library/src/simulation/DramRecordablePower.cpp
View File

@@ -1,47 +0,0 @@
/*
* Copyright (c) 2019, 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:
* Lukas Steiner
*/
#include "DramRecordablePower.h"
#include "RecordableDram.h"
template<class BaseDram>
DramRecordablePower<BaseDram>::DramRecordablePower
(sc_module_name name, TlmRecorder *tlmRecorder)
: DramRecordable<BaseDram>(name, tlmRecorder)
{
}
template class DramRecordablePower<RecordableDram>;

50
DRAMSys/library/src/simulation/DramRecordablePower.h
View File

@@ -1,50 +0,0 @@
/*
* Copyright (c) 2019, 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:
* Lukas Steiner
*/
#ifndef DRAMRECORDABLEPOWER_H
#define DRAMRECORDABLEPOWER_H
#include "DramRecordable.h"
#include "../common/TlmRecorder.h"
template<class BaseDram>
class DramRecordablePower : public DramRecordable<BaseDram>
{
public:
DramRecordablePower(sc_module_name name, TlmRecorder *tlmRecorder);
SC_HAS_PROCESS(DramRecordablePower);
};
#endif // DRAMRECORDABLEPOWER_H