diff --git a/.gitignore b/.gitignore
index 86e1cdd..60ad8ba 100644
--- a/.gitignore
+++ b/.gitignore
@@ -41,7 +41,7 @@ obj_dir
 *.regTrace
 *.tcl
 *.o
-
+*.bin
 
 simWorkspace/
 tmp/
diff --git a/build.sbt b/build.sbt
index 85a7fcc..2ad109c 100644
--- a/build.sbt
+++ b/build.sbt
@@ -9,8 +9,8 @@ scalaVersion := "2.11.6"
 EclipseKeys.withSource := true
 
 libraryDependencies ++= Seq(
-  "com.github.spinalhdl" % "spinalhdl-core_2.11" % "1.1.2",
-  "com.github.spinalhdl" % "spinalhdl-lib_2.11" % "1.1.2",
+  "com.github.spinalhdl" % "spinalhdl-core_2.11" % "1.1.3",
+  "com.github.spinalhdl" % "spinalhdl-lib_2.11" % "1.1.3",
   "org.yaml" % "snakeyaml" % "1.8"
 )
 
diff --git a/scripts/Murax/iCE40-hx8k_breakout_board/makefile b/scripts/Murax/iCE40-hx8k_breakout_board/makefile
index 3f7c71b..39bd3e9 100644
--- a/scripts/Murax/iCE40-hx8k_breakout_board/makefile
+++ b/scripts/Murax/iCE40-hx8k_breakout_board/makefile
@@ -8,8 +8,10 @@ generate :
 ../../../Murax.v :
 	(cd ../../..; sbt "run-main vexriscv.demo.Murax")
 
-bin/toplevel.blif : ${VERILOG}
+bin/toplevel.blif : ${VERILOG} ../../../Murax.v*.bin
 	mkdir -p bin
+	rm -f Murax.v*.bin
+	cp ../../../Murax.v*.bin . | true
 	yosys -v3 -p "synth_ice40 -top toplevel -blif bin/toplevel.blif" ${VERILOG}
 
 bin/toplevel.asc : toplevel.pcf bin/toplevel.blif
@@ -27,4 +29,5 @@ prog : bin/toplevel.bin
 	sudo iceprog -S bin/toplevel.bin
 
 clean :
-	rm -rf bin
\ No newline at end of file
+	rm -rf bin
+	rm -f Murax.v*.bin
\ No newline at end of file
diff --git a/scripts/Murax/iCE40HX8K-EVB/makefile b/scripts/Murax/iCE40HX8K-EVB/makefile
index e8becb7..255c506 100644
--- a/scripts/Murax/iCE40HX8K-EVB/makefile
+++ b/scripts/Murax/iCE40HX8K-EVB/makefile
@@ -10,6 +10,8 @@ generate :
 
 bin/toplevel.blif : ${VERILOG}
 	mkdir -p bin
+	rm -f Murax.v*.bin
+	cp ../../../Murax.v*.bin . | true
 	yosys -v3 -p "synth_ice40 -top toplevel -blif bin/toplevel.blif" ${VERILOG}
 
 bin/toplevel.asc : toplevel.pcf bin/toplevel.blif
@@ -31,3 +33,4 @@ sudo-prog : bin/toplevel.bin
 
 clean :
 	rm -rf bin
+	rm -f Murax.v*.bin
diff --git a/src/main/scala/vexriscv/TestsWorkspace.scala b/src/main/scala/vexriscv/TestsWorkspace.scala
index b6fcfb7..6f5e287 100644
--- a/src/main/scala/vexriscv/TestsWorkspace.scala
+++ b/src/main/scala/vexriscv/TestsWorkspace.scala
@@ -96,7 +96,7 @@ object TestsWorkspace {
           ),
           new RegFilePlugin(
             regFileReadyKind = plugin.SYNC,
-            zeroBoot = true
+            zeroBoot = false
           ),
           new IntAluPlugin,
           new SrcPlugin(
@@ -197,7 +197,7 @@ object TestsWorkspace {
           ),
           new RegFilePlugin(
             regFileReadyKind = plugin.SYNC,
-            zeroBoot = true
+            zeroBoot = false
           ),
           new IntAluPlugin,
           new SrcPlugin(
diff --git a/src/main/scala/vexriscv/demo/GenCustomSimdAdd.scala b/src/main/scala/vexriscv/demo/GenCustomSimdAdd.scala
index da5b293..ba19991 100644
--- a/src/main/scala/vexriscv/demo/GenCustomSimdAdd.scala
+++ b/src/main/scala/vexriscv/demo/GenCustomSimdAdd.scala
@@ -29,7 +29,7 @@ object GenCustomSimdAdd extends App{
         ),
         new RegFilePlugin(
           regFileReadyKind = plugin.SYNC,
-          zeroBoot = true
+          zeroBoot = false
         ),
         new IntAluPlugin,
         new SrcPlugin(
diff --git a/src/main/scala/vexriscv/demo/GenFull.scala b/src/main/scala/vexriscv/demo/GenFull.scala
index 1d83903..ede0f80 100644
--- a/src/main/scala/vexriscv/demo/GenFull.scala
+++ b/src/main/scala/vexriscv/demo/GenFull.scala
@@ -63,7 +63,7 @@ object GenFull extends App{
         ),
         new RegFilePlugin(
           regFileReadyKind = plugin.SYNC,
-          zeroBoot = true
+          zeroBoot = false
         ),
         new IntAluPlugin,
         new SrcPlugin(
diff --git a/src/main/scala/vexriscv/demo/GenFullNoMmu.scala b/src/main/scala/vexriscv/demo/GenFullNoMmu.scala
index aee85d6..c40c1b9 100644
--- a/src/main/scala/vexriscv/demo/GenFullNoMmu.scala
+++ b/src/main/scala/vexriscv/demo/GenFullNoMmu.scala
@@ -54,7 +54,7 @@ object GenFullNoMmu extends App{
         ),
         new RegFilePlugin(
           regFileReadyKind = plugin.SYNC,
-          zeroBoot = true
+          zeroBoot = false
         ),
         new IntAluPlugin,
         new SrcPlugin(
diff --git a/src/main/scala/vexriscv/demo/GenFullNoMmuNoCache.scala b/src/main/scala/vexriscv/demo/GenFullNoMmuNoCache.scala
index d3a5945..923540b 100644
--- a/src/main/scala/vexriscv/demo/GenFullNoMmuNoCache.scala
+++ b/src/main/scala/vexriscv/demo/GenFullNoMmuNoCache.scala
@@ -29,7 +29,7 @@ object GenFullNoMmuNoCache extends App{
         ),
         new RegFilePlugin(
           regFileReadyKind = plugin.SYNC,
-          zeroBoot = true
+          zeroBoot = false
         ),
         new IntAluPlugin,
         new SrcPlugin(
diff --git a/src/main/scala/vexriscv/demo/GenSmallAndPerformant.scala b/src/main/scala/vexriscv/demo/GenSmallAndPerformant.scala
index d5aeb08..8a45aa3 100644
--- a/src/main/scala/vexriscv/demo/GenSmallAndPerformant.scala
+++ b/src/main/scala/vexriscv/demo/GenSmallAndPerformant.scala
@@ -29,7 +29,7 @@ object GenSmallAndProductive extends App{
         ),
         new RegFilePlugin(
           regFileReadyKind = plugin.SYNC,
-          zeroBoot = true
+          zeroBoot = false
         ),
         new IntAluPlugin,
         new SrcPlugin(
diff --git a/src/main/scala/vexriscv/demo/GenSmallest.scala b/src/main/scala/vexriscv/demo/GenSmallest.scala
index 92e6bb7..6e86db9 100644
--- a/src/main/scala/vexriscv/demo/GenSmallest.scala
+++ b/src/main/scala/vexriscv/demo/GenSmallest.scala
@@ -29,7 +29,7 @@ object GenSmallest extends App{
         ),
         new RegFilePlugin(
           regFileReadyKind = plugin.SYNC,
-          zeroBoot = true
+          zeroBoot = false
         ),
         new IntAluPlugin,
         new SrcPlugin(
diff --git a/src/main/scala/vexriscv/demo/GenSmallestNoCsr.scala b/src/main/scala/vexriscv/demo/GenSmallestNoCsr.scala
index 096394a..470ac3d 100644
--- a/src/main/scala/vexriscv/demo/GenSmallestNoCsr.scala
+++ b/src/main/scala/vexriscv/demo/GenSmallestNoCsr.scala
@@ -28,7 +28,7 @@ object GenSmallestNoCsr extends App{
         ),
         new RegFilePlugin(
           regFileReadyKind = plugin.SYNC,
-          zeroBoot = true
+          zeroBoot = false
         ),
         new IntAluPlugin,
         new SrcPlugin(
diff --git a/src/main/scala/vexriscv/demo/Murax.scala b/src/main/scala/vexriscv/demo/Murax.scala
index 9022f36..aa0bd66 100644
--- a/src/main/scala/vexriscv/demo/Murax.scala
+++ b/src/main/scala/vexriscv/demo/Murax.scala
@@ -71,7 +71,7 @@ object MuraxConfig{
       ),
       new RegFilePlugin(
         regFileReadyKind = plugin.SYNC,
-        zeroBoot = true
+        zeroBoot = false
       ),
       new IntAluPlugin,
       new SrcPlugin(
@@ -325,4 +325,4 @@ object MuraxWithRamInit{
   def main(args: Array[String]) {
     SpinalVerilog(Murax(MuraxConfig.default.copy(onChipRamSize = 4 kB, onChipRamHexFile = "src/main/ressource/hex/muraxDemo.hex")))
   }
-}
\ No newline at end of file
+}
diff --git a/src/test/cpp/briey/makefile b/src/test/cpp/briey/makefile
index 29d7d76..12d4c97 100644
--- a/src/test/cpp/briey/makefile
+++ b/src/test/cpp/briey/makefile
@@ -45,12 +45,15 @@ all: clean compile
 run: compile
 	./obj_dir/VBriey
 
-verilate:
+verilate: ../../../../Briey.v
+	rm -f Briey.v*.bin
+	cp ../../../../Briey.v*.bin . | true
 	verilator -cc  ../../../../Briey.v -CFLAGS -std=c++11  ${ADDCFLAGS} --gdbbt ${VERILATOR_ARGS} -Wno-WIDTH -Wno-UNOPTFLAT --x-assign unique --exe main.cpp
  	
 compile: verilate
 	make  -j  -C obj_dir/ -f VBriey.mk VBriey
  	
 clean:
+	rm -f Briey.v*.bin
 	rm -rf obj_dir
  	
diff --git a/src/test/cpp/murax/makefile b/src/test/cpp/murax/makefile
index 83b5639..71a5cd6 100644
--- a/src/test/cpp/murax/makefile
+++ b/src/test/cpp/murax/makefile
@@ -28,12 +28,15 @@ all: clean compile
 run: compile
 	./obj_dir/VMurax
 
-verilate:
-	verilator -cc  ../../../../Murax.v -CFLAGS -std=c++11  ${ADDCFLAGS} --gdbbt ${VERILATOR_ARGS} -Wno-WIDTH -Wno-UNOPTFLAT --x-assign unique --exe main.cpp
+verilate: ../../../../Murax.v
+	rm -f Murax.v*.bin
+	cp ../../../../Murax.v*.bin . | true
+	verilator -I../../../.. -cc  ../../../../Murax.v -CFLAGS -std=c++11  ${ADDCFLAGS} --gdbbt ${VERILATOR_ARGS} -Wno-WIDTH -Wno-UNOPTFLAT --x-assign unique --exe main.cpp
  	
 compile: verilate
 	make  -j  -C obj_dir/ -f VMurax.mk VMurax
  	
 clean:
 	rm -rf obj_dir
+	rm -f Murax.v*.bin
  	
diff --git a/src/test/cpp/regression/makefile b/src/test/cpp/regression/makefile
index c56b846..04555fc 100644
--- a/src/test/cpp/regression/makefile
+++ b/src/test/cpp/regression/makefile
@@ -99,7 +99,9 @@ all: clean run
 run: compile
 	./obj_dir/VVexRiscv
 
-verilate:
+verilate: ../../../../VexRiscv.v
+	rm -f VexRiscv.v*.bin
+	cp ../../../../VexRiscv.v*.bin . | true
 	verilator -cc  ../../../../VexRiscv.v  -O3 -CFLAGS -std=c++11 -LDFLAGS -pthread  ${ADDCFLAGS} --gdbbt ${VERILATOR_ARGS} -Wno-UNOPTFLAT -Wno-WIDTH --x-assign unique --exe main.cpp
  	
 compile: verilate
@@ -107,4 +109,5 @@ compile: verilate
  	
 clean:
 	rm -rf obj_dir
+	rm -f VexRiscv.v*.bin
  	
diff --git a/src/test/scala/vexriscv/MuraxSim.scala b/src/test/scala/vexriscv/MuraxSim.scala
index 375f8dd..467cfdb 100644
--- a/src/test/scala/vexriscv/MuraxSim.scala
+++ b/src/test/scala/vexriscv/MuraxSim.scala
@@ -20,8 +20,8 @@ import scala.collection.mutable
 
 object MuraxSim {
   def main(args: Array[String]): Unit = {
-    def config = MuraxConfig.default.copy(onChipRamSize = 256 kB)
-//    def config = MuraxConfig.default.copy(onChipRamSize = 4 kB, onChipRamHexFile = "src/main/ressource/hex/muraxDemo.hex")
+//    def config = MuraxConfig.default.copy(onChipRamSize = 256 kB)
+    def config = MuraxConfig.default.copy(onChipRamSize = 4 kB, onChipRamHexFile = "src/main/ressource/hex/muraxDemo.hex")
 
     SimConfig.allOptimisation.compile(new Murax(config)).doSimUntilVoid{dut =>
       val mainClkPeriod = (1e12/dut.config.coreFrequency.toDouble).toLong