diff --git a/dram/src/common/Utils.cpp b/dram/src/common/Utils.cpp
index 2b9fd287..c6e6a757 100644
--- a/dram/src/common/Utils.cpp
+++ b/dram/src/common/Utils.cpp
@@ -2,6 +2,7 @@
 #include <string>
 #include <tlm.h>
 #include <fstream>
+#include "dramExtension.h"
 
 using namespace std;
 using namespace tinyxml2;
@@ -139,3 +140,15 @@ string loadTextFileContents(string filename)
 		return "";
 	}
 }
+
+void setUpDummy(tlm::tlm_generic_payload& payload, Bank& bank)
+{
+	payload.set_address(bank.getStartAddress());
+	payload.set_command(tlm::TLM_READ_COMMAND);
+	payload.set_data_length(0);
+	payload.set_response_status(tlm::TLM_OK_RESPONSE);
+	payload.set_dmi_allowed(false);
+	payload.set_byte_enable_length(0);
+	payload.set_streaming_width(0);
+	payload.set_extension(new DramExtension(Thread(0), bank, bank.getBankGroup(), Row(0), Column(0))); //payload takes ownership
+}
diff --git a/dram/src/common/Utils.h b/dram/src/common/Utils.h
index 209a54a0..bb0a60cd 100644
--- a/dram/src/common/Utils.h
+++ b/dram/src/common/Utils.h
@@ -13,7 +13,7 @@
 #include <string>
 #include <ostream>
 #include <tlm.h>
-
+#include "dramExtension.h"
 #include "third_party/tinyxml2.h"
 
 template<typename Key, typename Val>
@@ -49,4 +49,6 @@ std::string queryStringParameter(tinyxml2::XMLElement* node, std::string name);
 bool queryBoolParameter(tinyxml2::XMLElement* node, std::string name);
 double queryDoubleParameter(tinyxml2::XMLElement* node, std::string name);
 
+void setUpDummy(tlm::tlm_generic_payload& payload, Bank& bank);
+
 #endif /* UTILS_COMMON_H_ */
diff --git a/dram/src/core/ControllerState.cpp b/dram/src/core/ControllerState.cpp
index c2cb15d0..96234288 100644
--- a/dram/src/core/ControllerState.cpp
+++ b/dram/src/core/ControllerState.cpp
@@ -7,7 +7,7 @@
 
 #include "ControllerState.h"
 #include <algorithm>
-#include "utils/Utils.h"
+#include "TimingCalculation.h"
 
 namespace core {
 
diff --git a/dram/src/core/Slots.cpp b/dram/src/core/Slots.cpp
index 02079aea..8e1cacc4 100644
--- a/dram/src/core/Slots.cpp
+++ b/dram/src/core/Slots.cpp
@@ -6,7 +6,7 @@
  */
 
 #include "Slots.h"
-#include "utils/Utils.h"
+#include "TimingCalculation.h"
 
 namespace core {
 
diff --git a/dram/src/core/TimingCalculation.cpp b/dram/src/core/TimingCalculation.cpp
new file mode 100644
index 00000000..41e1a75e
--- /dev/null
+++ b/dram/src/core/TimingCalculation.cpp
@@ -0,0 +1,117 @@
+/*
+ * Utils.cpp
+ *
+ *  Created on: Mar 12, 2014
+ *      Author: jonny
+ */
+
+#include "TimingCalculation.h"
+#include "configuration/TimingConfiguration.h"
+#include "ControllerCore.h"
+#include "../common/DebugManager.h"
+#include "configuration/Configuration.h"
+#include "../common/Utils.h"
+
+namespace core {
+
+
+sc_time getDistance(sc_time a, sc_time b)
+{
+	if (a > b)
+		return a - b;
+	else
+		return b - a;
+}
+
+sc_time getDelayToMeetConstraint(sc_time previous, sc_time start, sc_time constraint)
+{
+	if (previous + constraint > start)
+		return previous + constraint - start;
+	else
+		return SC_ZERO_TIME;
+}
+
+const sc_time clkAlign(sc_time time, Alignment alignment)
+{
+	sc_time clk = Configuration::getInstance().Timings.clk;
+	if (alignment == UP)
+		return ceil(time / clk) * clk;
+	else
+		return floor(time / clk) * clk;
+}
+
+sc_time getExecutionTime(Command command,tlm::tlm_generic_payload& payload)
+{
+	TimingConfiguration& config = Configuration::getInstance().Timings;
+
+	if(command == Command::Precharge || command == Command::PrechargeAll)
+	{
+		return config.tRP;
+	}
+	else if(command == Command::Activate)
+	{
+		return config.tRCD;
+	}
+	else if(command == Command::Read)
+	{
+		return config.tRL + getBurstLengthOnDataStrobe(payload.get_streaming_width());
+	}
+	else if(command == Command::ReadA)
+	{
+		return getBurstLengthOnDataStrobe(payload.get_streaming_width())
+						+ max(config.tRP, config.tRL);
+	}
+	else if(command == Command::Write || command == Command::WriteA)
+	{
+		sc_time lengthOnDataStrobe = getBurstLengthOnDataStrobe(payload.get_streaming_width());
+		if(Configuration::getInstance().DataRate == 1)
+			lengthOnDataStrobe -= Configuration::getInstance().Timings.clk;
+
+		if (command == Command::Write)
+		{
+			return config.tWL + lengthOnDataStrobe;
+		}
+		else
+		{
+			return config.tWL + lengthOnDataStrobe + config.tWR;
+		}
+	}
+	else if(command == Command::PrechargeAll)
+	{
+		return config.tRP;
+	}
+	else if(command == Command::AutoRefresh)
+	{
+		return getElementFromMap(config.refreshTimings, DramExtension::getExtension(payload).getBank()).tRFC;
+	}
+	else
+	{
+		SC_REPORT_FATAL("getExecutionTime", "unkown command");
+		return SC_ZERO_TIME;
+	}
+}
+
+bool isClkAligned(sc_time time, sc_time clk)
+{
+	return !((time / clk) - ceil(time / clk));
+}
+
+bool TimeInterval::timeIsInInterval(sc_time time)
+{
+	return (start < time && time < end);
+}
+
+bool TimeInterval::intersects(TimeInterval other)
+{
+	return other.timeIsInInterval(this->start) || this->timeIsInInterval(other.start);
+}
+
+sc_time getBurstLengthOnDataStrobe(unsigned int burstlength)
+{
+	Configuration& config = Configuration::getInstance();
+	sc_assert((burstlength / config.DataRate) > 0);
+
+	return config.Timings.clk * (burstlength / config.DataRate);
+}
+
+}
diff --git a/dram/src/core/utils/Utils.h b/dram/src/core/TimingCalculation.h
similarity index 82%
rename from dram/src/core/utils/Utils.h
rename to dram/src/core/TimingCalculation.h
index a153d5da..a6f5bbb3 100644
--- a/dram/src/core/utils/Utils.h
+++ b/dram/src/core/TimingCalculation.h
@@ -10,11 +10,11 @@
 
 #include <systemc.h>
 #include <tlm.h>
-#include "../../common/dramExtension.h"
+#include "../common/dramExtension.h"
+#include "Command.h"
 
 namespace core
 {
-unsigned int getStartAddress(const Bank& bank);
 
 sc_time getDistance(sc_time a, sc_time b);
 struct TimeInterval
@@ -28,16 +28,14 @@ struct TimeInterval
 	bool intersects(TimeInterval other);
 };
 
+sc_time getExecutionTime(Command command, tlm::tlm_generic_payload& payload);
 sc_time getBurstLengthOnDataStrobe(unsigned int burstlength);
-
-struct TimingConfiguration;
 sc_time getDelayToMeetConstraint(sc_time previous, sc_time start, sc_time constraint);
 
 enum Alignment {UP, DOWN};
 const sc_time clkAlign(sc_time time, Alignment alignment = UP);
 bool isClkAligned(sc_time time, sc_time clk);
 
-void setUpDummy(tlm::tlm_generic_payload& payload, Bank& bank);
 
 };
 #endif /* UTILS_H_ */
diff --git a/dram/src/core/configuration/TimingConfiguration.h b/dram/src/core/configuration/TimingConfiguration.h
index 61ab2571..64c336ed 100644
--- a/dram/src/core/configuration/TimingConfiguration.h
+++ b/dram/src/core/configuration/TimingConfiguration.h
@@ -9,9 +9,8 @@
 #define TIMINGS_H_
 
 #include <systemc.h>
-#include "../utils/Utils.h"
 #include <map>
-
+#include "../../common/dramExtension.h"
 namespace core{
 
 struct RefreshTiming
diff --git a/dram/src/core/powerdown/PowerDownManager.cpp b/dram/src/core/powerdown/PowerDownManager.cpp
index 55d343f7..1609f95f 100644
--- a/dram/src/core/powerdown/PowerDownManager.cpp
+++ b/dram/src/core/powerdown/PowerDownManager.cpp
@@ -8,7 +8,7 @@
 #include "PowerDownManager.h"
 #include "../ControllerCore.h"
 #include "../../common/Utils.h"
-#include "../utils/Utils.h"
+#include "../TimingCalculation.h"
 
 using namespace tlm;
 
diff --git a/dram/src/core/powerdown/PowerDownManagerGrouped.cpp b/dram/src/core/powerdown/PowerDownManagerGrouped.cpp
index ea232562..db64543d 100644
--- a/dram/src/core/powerdown/PowerDownManagerGrouped.cpp
+++ b/dram/src/core/powerdown/PowerDownManagerGrouped.cpp
@@ -9,7 +9,7 @@
 #include <string>
 #include "PowerDownManagerGrouped.h"
 #include "../ControllerCore.h"
-#include "../utils/Utils.h"
+#include "../TimingCalculation.h"
 #include "../../common/DebugManager.h"
 #include <algorithm>
 
diff --git a/dram/src/core/refresh/RefreshManager.cpp b/dram/src/core/refresh/RefreshManager.cpp
index 7e784289..a58e3274 100644
--- a/dram/src/core/refresh/RefreshManager.cpp
+++ b/dram/src/core/refresh/RefreshManager.cpp
@@ -7,7 +7,8 @@
 
 #include "RefreshManager.h"
 #include "../ControllerCore.h"
-#include "../utils/Utils.h"
+#include "../TimingCalculation.h"
+#include "../../common/Utils.h"
 
 using namespace tlm;
 namespace core {
diff --git a/dram/src/core/refresh/RefreshManagerBankwise.cpp b/dram/src/core/refresh/RefreshManagerBankwise.cpp
index cde123b7..1ec7fbd3 100644
--- a/dram/src/core/refresh/RefreshManagerBankwise.cpp
+++ b/dram/src/core/refresh/RefreshManagerBankwise.cpp
@@ -7,7 +7,8 @@
 
 #include "RefreshManagerBankwise.h"
 #include "../ControllerCore.h"
-#include "../utils/Utils.h"
+#include "../TimingCalculation.h"
+#include "../../common/Utils.h"
 
 using namespace std;
 
diff --git a/dram/src/core/scheduling/CommandSequenceScheduler.cpp b/dram/src/core/scheduling/CommandSequenceScheduler.cpp
index 825e5c07..fd165a1f 100644
--- a/dram/src/core/scheduling/CommandSequenceScheduler.cpp
+++ b/dram/src/core/scheduling/CommandSequenceScheduler.cpp
@@ -8,6 +8,7 @@
 #include "CommandSequenceScheduler.h"
 #include "../ControllerCore.h"
 #include "../../common/DebugManager.h"
+#include  "../TimingCalculation.h"
 
 namespace core {
 
@@ -22,7 +23,7 @@ CommandSchedule CommandSequenceScheduler::schedule(CommandSequence commands, sc_
 
 		ICommandChecker& checker = controller.getCommandChecker(cmd);
 
-		sc_time executionTime = checker.getExecutionTime(transaction, cmd);
+		sc_time executionTime = getExecutionTime(cmd,transaction);
 		ScheduledCommand& scheduledCommand = schedule.add(cmd, start, executionTime);
 		checker.delayToSatisfyConstraints(scheduledCommand);
 
diff --git a/dram/src/core/scheduling/ScheduledCommand.cpp b/dram/src/core/scheduling/ScheduledCommand.cpp
index f1510b9e..1a78eca4 100644
--- a/dram/src/core/scheduling/ScheduledCommand.cpp
+++ b/dram/src/core/scheduling/ScheduledCommand.cpp
@@ -5,7 +5,7 @@
  *      Author: robert
  */
 #include "ScheduledCommand.h"
-#include "../utils/Utils.h"
+#include "../TimingCalculation.h"
 #include "../../common/Utils.h"
 #include "../configuration/Configuration.h"
 
diff --git a/dram/src/core/scheduling/ScheduledCommand.h b/dram/src/core/scheduling/ScheduledCommand.h
index 9141cbe4..44bb4412 100644
--- a/dram/src/core/scheduling/ScheduledCommand.h
+++ b/dram/src/core/scheduling/ScheduledCommand.h
@@ -13,7 +13,7 @@
 #include "../Command.h"
 #include "../../common/dramExtension.h"
 #include "../../common/TlmRecorder.h"
-#include "../utils/Utils.h"
+#include "../TimingCalculation.h"
 
 namespace core {
 
diff --git a/dram/src/core/scheduling/checker/ActivateChecker.cpp b/dram/src/core/scheduling/checker/ActivateChecker.cpp
index efdd02c2..010852ff 100644
--- a/dram/src/core/scheduling/checker/ActivateChecker.cpp
+++ b/dram/src/core/scheduling/checker/ActivateChecker.cpp
@@ -8,7 +8,7 @@
 #include <algorithm>
 #include <set>
 #include "ActivateChecker.h"
-#include "../../utils/Utils.h"
+#include "../../TimingCalculation.h"
 #include "../../../common/DebugManager.h"
 #include "../../Command.h"
 #include "../../../common/Utils.h"
@@ -53,13 +53,6 @@ void ActivateChecker::delayToSatisfyConstraints(ScheduledCommand& command) const
 
 }
 
-sc_time ActivateChecker::getExecutionTime(const tlm::tlm_generic_payload& transaction,
-		Command command) const
-{
-	assert(command == Command::Activate);
-	return config.Timings.tRCD;
-}
-
 void ActivateChecker::delay_to_satisfy_activateToActivate_sameBank(ScheduledCommand& command) const
 {
 	ScheduledCommand lastActivateOnBank = state.getLastCommand(Command::Activate,
diff --git a/dram/src/core/scheduling/checker/ActivateChecker.h b/dram/src/core/scheduling/checker/ActivateChecker.h
index 7888c57e..2a31407c 100644
--- a/dram/src/core/scheduling/checker/ActivateChecker.h
+++ b/dram/src/core/scheduling/checker/ActivateChecker.h
@@ -22,8 +22,6 @@ public:
 	virtual ~ActivateChecker(){}
 
 	virtual void delayToSatisfyConstraints(ScheduledCommand& command) const override;
-	virtual sc_time getExecutionTime(const tlm::tlm_generic_payload& payload, Command command) const override;
-
 private:
 	const Configuration& config;
 	ControllerState& state;//TODO make const
diff --git a/dram/src/core/scheduling/checker/ICommandChecker.h b/dram/src/core/scheduling/checker/ICommandChecker.h
index e9b8cb4c..ae73c5b1 100644
--- a/dram/src/core/scheduling/checker/ICommandChecker.h
+++ b/dram/src/core/scheduling/checker/ICommandChecker.h
@@ -17,9 +17,7 @@ class ICommandChecker
 {
 public:
 	virtual ~ICommandChecker() {}
-
 	virtual void delayToSatisfyConstraints(ScheduledCommand& command) const = 0;
-	virtual sc_time getExecutionTime(const tlm::tlm_generic_payload& payload, Command command) const = 0;
 };
 
 } /* namespace controller */
diff --git a/dram/src/core/scheduling/checker/PrechargeAllChecker.cpp b/dram/src/core/scheduling/checker/PrechargeAllChecker.cpp
index 39cf5e97..68cba9ca 100644
--- a/dram/src/core/scheduling/checker/PrechargeAllChecker.cpp
+++ b/dram/src/core/scheduling/checker/PrechargeAllChecker.cpp
@@ -49,11 +49,4 @@ void PrechargeAllChecker::delayToSatisfyConstraints(ScheduledCommand& command) c
 	state.bus.moveCommandToNextFreeSlot(command);
 }
 
-sc_time PrechargeAllChecker::getExecutionTime(const tlm::tlm_generic_payload& payload,
-		Command command) const
-{
-	sc_assert(command == Command::PrechargeAll);
-	return config.Timings.tRP;
-}
-
 } /* namespace core */
diff --git a/dram/src/core/scheduling/checker/PrechargeAllChecker.h b/dram/src/core/scheduling/checker/PrechargeAllChecker.h
index 92a39eec..f536a1a2 100644
--- a/dram/src/core/scheduling/checker/PrechargeAllChecker.h
+++ b/dram/src/core/scheduling/checker/PrechargeAllChecker.h
@@ -26,8 +26,6 @@ public:
 	}
 
 	virtual void delayToSatisfyConstraints(ScheduledCommand& command) const override;
-	virtual sc_time getExecutionTime(const tlm::tlm_generic_payload& payload, Command command) const
-			override;
 
 private:
 	const Configuration& config;
diff --git a/dram/src/core/scheduling/checker/PrechargeChecker.cpp b/dram/src/core/scheduling/checker/PrechargeChecker.cpp
index 85fe737e..56d1e91b 100644
--- a/dram/src/core/scheduling/checker/PrechargeChecker.cpp
+++ b/dram/src/core/scheduling/checker/PrechargeChecker.cpp
@@ -41,11 +41,4 @@ void PrechargeChecker::delayToSatisfyConstraints(ScheduledCommand& command) cons
 	state.bus.moveCommandToNextFreeSlot(command);
 }
 
-sc_time PrechargeChecker::getExecutionTime(const tlm::tlm_generic_payload& payload,
-		Command command) const
-{
-	sc_assert(command == Command::Precharge || command == Command::PrechargeAll);
-	return config.Timings.tRP;
-}
-
 } /* namespace controller */
diff --git a/dram/src/core/scheduling/checker/PrechargeChecker.h b/dram/src/core/scheduling/checker/PrechargeChecker.h
index 81d27817..e93d4b73 100644
--- a/dram/src/core/scheduling/checker/PrechargeChecker.h
+++ b/dram/src/core/scheduling/checker/PrechargeChecker.h
@@ -19,9 +19,8 @@ class PrechargeChecker: public core::ICommandChecker
 public:
 	PrechargeChecker(const Configuration& config, ControllerState& state) : config(config), state(state) {}
 	virtual ~PrechargeChecker() {}
-
 	virtual void delayToSatisfyConstraints(ScheduledCommand& command) const override;
-	virtual sc_time getExecutionTime(const tlm::tlm_generic_payload& payload, Command command) const override;
+
 private:
 	const Configuration& config;
 	ControllerState& state;
diff --git a/dram/src/core/scheduling/checker/ReadChecker.cpp b/dram/src/core/scheduling/checker/ReadChecker.cpp
index 7720783e..67675316 100644
--- a/dram/src/core/scheduling/checker/ReadChecker.cpp
+++ b/dram/src/core/scheduling/checker/ReadChecker.cpp
@@ -6,7 +6,7 @@
  */
 
 #include "ReadChecker.h"
-#include "../../utils/Utils.h"
+#include "../../TimingCalculation.h"
 #include "../../../common/Utils.h"
 
 namespace core {
@@ -53,20 +53,6 @@ bool ReadChecker::collidesOnDataStrobe(ScheduledCommand& read) const
 	return false;
 }
 
-sc_time ReadChecker::getExecutionTime(const tlm::tlm_generic_payload& payload,
-		Command command) const
-{
-	if (command == Command::Read)
-	{
-		return config.Timings.tRL + getBurstLengthOnDataStrobe(payload.get_streaming_width());
-	}
-	else
-	{
-		return getBurstLengthOnDataStrobe(payload.get_streaming_width())
-				+ max(config.Timings.tRP, config.Timings.tRL);
-	}
-}
-
 bool ReadChecker::collidesWithStrobeCommand(ScheduledCommand& read,
 		ScheduledCommand& strobeCommand) const
 {
diff --git a/dram/src/core/scheduling/checker/ReadChecker.h b/dram/src/core/scheduling/checker/ReadChecker.h
index 60c8f514..58af651e 100644
--- a/dram/src/core/scheduling/checker/ReadChecker.h
+++ b/dram/src/core/scheduling/checker/ReadChecker.h
@@ -21,7 +21,6 @@ public:
 	virtual ~ReadChecker() {}
 
 	virtual void delayToSatisfyConstraints(ScheduledCommand& command) const override;
-	virtual sc_time getExecutionTime(const tlm::tlm_generic_payload& payload, Command command) const override;
 
 private:
 	const Configuration& config;
diff --git a/dram/src/core/scheduling/checker/WriteChecker.cpp b/dram/src/core/scheduling/checker/WriteChecker.cpp
index b00347aa..a80470c6 100644
--- a/dram/src/core/scheduling/checker/WriteChecker.cpp
+++ b/dram/src/core/scheduling/checker/WriteChecker.cpp
@@ -6,7 +6,7 @@
  */
 
 #include "WriteChecker.h"
-#include "../../utils/Utils.h"
+#include "../../TimingCalculation.h"
 #include "../../../common/Utils.h"
 
 namespace core {
@@ -43,26 +43,6 @@ void WriteChecker::delayToSatisfyConstraints(ScheduledCommand& command) const
 	}
 }
 
-sc_time WriteChecker::getExecutionTime(const tlm::tlm_generic_payload& payload,
-		Command command) const
-{
-	assert(command == Command::Write || command == Command::WriteA);
-
-	sc_time lengthOnDataStrobe = getBurstLengthOnDataStrobe(payload.get_streaming_width());
-	if(Configuration::getInstance().DataRate == 1)
-		lengthOnDataStrobe -= Configuration::getInstance().Timings.clk;
-
-
-	if (command == Command::Write)
-	{
-		return config.Timings.tWL + lengthOnDataStrobe;
-	}
-	else
-	{
-		return config.Timings.tWL + lengthOnDataStrobe + config.Timings.tWR;
-	}
-}
-
 bool WriteChecker::collidesOnDataStrobe(ScheduledCommand& write) const
 {
 	for (ScheduledCommand& strobeCommand : state.lastDataStrobeCommands)
diff --git a/dram/src/core/scheduling/checker/WriteChecker.h b/dram/src/core/scheduling/checker/WriteChecker.h
index b174bf76..48cc2ed9 100644
--- a/dram/src/core/scheduling/checker/WriteChecker.h
+++ b/dram/src/core/scheduling/checker/WriteChecker.h
@@ -21,7 +21,6 @@ public:
 	virtual ~WriteChecker() {}
 
 	virtual void delayToSatisfyConstraints(ScheduledCommand& command) const override;
-	virtual sc_time getExecutionTime(const tlm::tlm_generic_payload& payload, Command command) const override;
 private:
 	bool collidesOnDataStrobe(ScheduledCommand& write) const;
 	bool collidesWithStrobeCommand(ScheduledCommand& write, ScheduledCommand& strobeCommand) const;
diff --git a/dram/src/core/utils/Utils.cpp b/dram/src/core/utils/Utils.cpp
deleted file mode 100644
index 163c2cb7..00000000
--- a/dram/src/core/utils/Utils.cpp
+++ /dev/null
@@ -1,79 +0,0 @@
-/*
- * Utils.cpp
- *
- *  Created on: Mar 12, 2014
- *      Author: jonny
- */
-
-#include "Utils.h"
-#include "../configuration/TimingConfiguration.h"
-#include "../ControllerCore.h"
-#include "../../common/DebugManager.h"
-#include "../configuration/Configuration.h"
-
-namespace core {
-
-
-sc_time getDistance(sc_time a, sc_time b)
-{
-	if (a > b)
-		return a - b;
-	else
-		return b - a;
-}
-
-sc_time getDelayToMeetConstraint(sc_time previous, sc_time start, sc_time constraint)
-{
-	if (previous + constraint > start)
-		return previous + constraint - start;
-	else
-		return SC_ZERO_TIME;
-}
-
-const sc_time clkAlign(sc_time time, Alignment alignment)
-{
-	sc_time clk = Configuration::getInstance().Timings.clk;
-	if (alignment == UP)
-		return ceil(time / clk) * clk;
-	else
-		return floor(time / clk) * clk;
-}
-
-bool isClkAligned(sc_time time, sc_time clk)
-{
-	return !((time / clk) - ceil(time / clk));
-}
-
-bool TimeInterval::timeIsInInterval(sc_time time)
-{
-	return (start < time && time < end);
-}
-
-bool TimeInterval::intersects(TimeInterval other)
-{
-	return other.timeIsInInterval(this->start) || this->timeIsInInterval(other.start);
-}
-
-sc_time getBurstLengthOnDataStrobe(unsigned int burstlength)
-{
-	Configuration& config = Configuration::getInstance();
-	sc_assert((burstlength / config.DataRate) > 0);
-
-	return config.Timings.clk * (burstlength / config.DataRate);
-}
-
-
-
-void setUpDummy(tlm::tlm_generic_payload& payload, Bank& bank)
-{
-	payload.set_address(bank.getStartAddress());
-	payload.set_command(tlm::TLM_READ_COMMAND);
-	payload.set_data_length(0);
-	payload.set_response_status(tlm::TLM_OK_RESPONSE);
-	payload.set_dmi_allowed(false);
-	payload.set_byte_enable_length(0);
-	payload.set_streaming_width(0);
-	payload.set_extension(new DramExtension(Thread(0), bank, bank.getBankGroup(), Row(0), Column(0))); //payload takes ownership
-}
-
-}
diff --git a/dram/src/simulation/Arbiter.h b/dram/src/simulation/Arbiter.h
index 10eb0723..cfc3a4bf 100644
--- a/dram/src/simulation/Arbiter.h
+++ b/dram/src/simulation/Arbiter.h
@@ -17,7 +17,7 @@
 #include <tlm_utils/peq_with_cb_and_phase.h>
 #include "../common/xmlAddressdecoder.h"
 #include "../common/dramExtension.h"
-#include "../core/utils/Utils.h"
+#include "../core/TimingCalculation.h"
 #include <iostream>
 
 
diff --git a/dram/src/simulation/main.cpp b/dram/src/simulation/main.cpp
index 65d05f10..e9adcb64 100644
--- a/dram/src/simulation/main.cpp
+++ b/dram/src/simulation/main.cpp
@@ -99,7 +99,6 @@ int sc_main(int argc, char **argv)
 
 	string trace2 = "empty.stl";
 	string trace1 = "chstone-jpeg_32.stl";
-	trace1 = "trace.stl";
 
 	if (runSimulation(resources, traceName, setup, { Device(trace1), Device(trace2) }))
 		startTraceAnalyzer(traceName);
diff --git a/dram/testing/Utils_test.cpp b/dram/testing/Utils_test.cpp
index 070dbbec..6b2ee0d3 100644
--- a/dram/testing/Utils_test.cpp
+++ b/dram/testing/Utils_test.cpp
@@ -6,7 +6,7 @@
  */
 
 #include <gtest/gtest.h>
-#include "core/utils/Utils.h"
+#include "core/TimingCalculation.h"
 #include "core/utils/RingBuffer.h"
 
 //using namespace testing;