diff --git a/MakeTOOLCHAIN.sh b/MakeTOOLCHAIN.sh
new file mode 100755
index 0000000..1c964ea
--- /dev/null
+++ b/MakeTOOLCHAIN.sh
@@ -0,0 +1,141 @@
+#!/bin/bash
+echo "====== Build Toolchain INSTALL Script ===="
+SHWRKDIR=/tmp/XXXMakeTOOLCHAIN
+##BUILD=`cat ../PSG/board/PSG/iot2000/BUILD`
+BUILD=IOT2000
+UPDATE_BINARY=$SHWRKDIR/dest/toolchain.tar.Z
+UPDATE_FILENAME="../Install-TOOLCHAIN-$BUILD.sh"
+TOOLCHAIN_DIR="/opt/PSG"
+UPDATE_IN_SCRIPT="MakeTOOLCHAIN.sh.in"
+
+rm -rf $SHWRKDIR
+mkdir -p $SHWRKDIR/dest
+mkdir -p $SHWRKDIR/Kernel-$BUILD
+#====================================
+WRKDIR=`pwd`
+CMDDIR=`pwd`
+#=== Asssign GNU_TARGET_NAME from .config
+_ARCH=`grep BR2_ARCH\= .config | awk -F\= -F\" '{print $2}'`
+_TARGET_VENDOR=`grep BR2_TOOLCHAIN_BUILDROOT_VENDOR\= .config | awk -F\= -F\" '{print $2}'`
+
+# -- get target os
+_BR2_BINFMT_FLAT=`grep BR2_BINFMT_FLAT\= .config | awk -F\= '{print $2}'`
+if [ "$_BR2_BINFMT_FLAT" = "y" ]; then
+        _TARGET_OS="uclinux"
+        else
+        _TARGET_OS="linux"
+fi      
+
+# -- get libc
+_BR2_TOOLCHAIN_USES_UCLIBC=`grep BR2_TOOLCHAIN_USES_UCLIBC\= .config | awk -F\= '{print $2}'`
+_BR2_TOOLCHAIN_USES_MUSL=`grep BR2_TOOLCHAIN_USES_MUSL\= .config | awk -F\= '{print $2}'`
+
+if [ "$_BR2_TOOLCHAIN_USES_UCLIBC" = "y" ]; then
+        _LIBC="uclibc"
+        else
+        if [ "$_BR2_TOOLCHAIN_USES_MUSL" = "y" ]; then
+                _LIBC="musl"
+                else
+                _LIBC="gnu"
+        fi
+fi      
+
+# -- ABI
+_BR2_arm=`grep BR2_arm\= .config | awk -F\= '{print $2}'`
+_BR2_armeb=`grep BR2_armeb\= .config | awk -F\= '{print $2}'`
+_BR2_ARM_EABIHF=`grep BR2_ARM_EABIHF\= .config | awk -F\= '{print $2}'`
+if [ "$_BR2_arm" = "y" ] || [ "$_BR2_armeb" = "y" ]; then
+        if [ "$_LIBC" = "uclibc" ]; then
+                _ABI="gnueabi"
+                else
+                _ABI="eabi"
+        fi
+        if [ "$_BR2_ARM_EABIHF" = "y" ]; then
+                _ABI="${_ABI}hf"
+        fi
+fi
+        
+_GNU_TARGET_NAME="${_ARCH}-${_TARGET_VENDOR}-${_TARGET_OS}-${_LIBC}${_ABI}"
+#===============================================================
+TOOLCHAIN=`grep BR2_HOST_DIR .config | awk -F\= -F\" '{print $2}'`
+if [[ $TOOLCHAIN = *\$\(BASE_DIR\)* ]]; then
+        SYSROOT=`readlink -f $CMDDIR`/output/host/usr/bin/
+else
+        SYSROOT=$TOOLCHAIN/usr/bin
+fi
+CROSS_COMPILE="${_GNU_TARGET_NAME}-"
+CROSS=${CROSS_COMPILE}
+_KERNELDIR=`grep BR2_LINUX_KERNEL_VERSION\= .config | awk -F\= -F\" '{print $2}'`
+KERNELDIR=${CMDDIR}/output/build/linux-${_KERNELDIR}
+#====================================
+echo $TOOLCHAIN
+echo "packing Toolchain ... pls be patient"
+rsync -a $TOOLCHAIN $SHWRKDIR/
+echo "packing Kernel ... pls be patient"
+rsync -a $KERNELDIR $SHWRKDIR/Kernel-$BUILD/
+
+(\
+cat << EOF
+#!/bin/sh
+
+export SYSROOT=$SYSROOT
+export PATH=\$PATH:$SYSROOT
+export KERNELDIR=$TOOLCHAIN_DIR/Kernel-$BUILD/linux-${_KERNELDIR}
+export CROSS_COMPILE=${CROSS_COMPILE}
+export CROSS=${CROSS_COMPILE}
+
+export ARCH=arm
+export SYSROOTARM=`grep BR2_HOST_DIR .config | awk -F\= -F\" '{print $2}'`/usr/${_GNU_TARGET_NAME}/sysroot
+export CC_FULLPATH="${SYSROOT}/${CROSS_COMPILE}"
+export CC=${CROSS_COMPILE}gcc
+export CXX=${CROSS_COMPILE}g++
+
+if [ \$# -eq "0" ] 
+then
+PROMPT_COMMAND='PS1="\[\033[0;31m\]CROSS CC:\[\033[0;32m\]\$PS1";unset PROMPT_COMMAND' bash ; reset
+else
+\$1
+fi
+
+EOF
+) > $SHWRKDIR/CrossCompile-${BUILD}.sh
+
+chmod a+x $SHWRKDIR/CrossCompile-${BUILD}.sh
+
+echo "packing Binaries to Tarball ... pls be patient"
+tar -C $SHWRKDIR --exclude=./dest -czf $SHWRKDIR/dest/toolchain.tar.Z ./
+echo "--------------------- DONE -----------------------"
+# update script
+(\
+cat << EOF
+#!/bin/sh
+
+TOOLCHAIN_DIR=$TOOLCHAIN_DIR
+TAR_PARAMETERS="-C \$TOOLCHAIN_DIR -xzvf -"
+
+untar_payload ()
+{
+        match=\$(grep -a -n -m 1 '^PAYLOAD:$' \$0 | cut -d ':' -f 1)
+        payload_start=\$((match + 1))
+        tail -n +\$payload_start \$0 | tar \$TAR_PARAMETERS
+}
+
+## --- Kommandos zum Installieren
+
+#--- Toolchain-Tarball entpacken
+
+if [ ! -d \${TOOLCHAIN_DIR} ]; then
+        sudo mkdir -p \${TOOLCHAIN_DIR}
+fi
+sudo chown -Rv \$USER:\$USER \${TOOLCHAIN_DIR}
+
+untar_payload
+
+exit 0
+EOF
+) > $UPDATE_FILENAME
+
+echo "PAYLOAD:" >> $UPDATE_FILENAME
+cat $UPDATE_BINARY >> $UPDATE_FILENAME
+
+chmod a+x $UPDATE_FILENAME