diff --git a/E902_RTL_FACTORY/setup/setup.sh b/E902_RTL_FACTORY/setup/setup.sh
new file mode 100644
index 0000000..f2f26f1
--- /dev/null
+++ b/E902_RTL_FACTORY/setup/setup.sh
@@ -0,0 +1,5 @@
+#!/bin/bash
+
+export CODE_BASE_PATH=`pwd`
+echo "Root of code base has been specified as:  $CODE_BASE_PATH"
+
diff --git a/README.md b/README.md
index 823ca25..517e427 100644
--- a/README.md
+++ b/README.md
@@ -22,7 +22,7 @@
 
 ```
 $ cd E902_RTL_FACTORY
-$ source setup/setup.csh
+$ source setup/setup.csh	#for bash, please 'source setup/setup.sh'
 $ cd ../smart_run
 $ make help
 To gain more information about how to use smart testbench.
@@ -39,7 +39,7 @@ $ cd ./smart_run
 GNU tool chain (specific riscv version) must be installed and specified before
 compiling *.c/*.v tests of the smart environment. Please refer to the following
 setup file about how to specify it: 
-    ./smart_run/setup/example_setup.csh
+    ./smart_run/setup/example_setup.csh	 #for bash, please refer to './smart_run/setup/example_setup.sh'
 ```
 
 
diff --git a/README.txt b/README.txt
new file mode 100644
index 0000000..b21c199
--- /dev/null
+++ b/README.txt
@@ -0,0 +1,19 @@
+OpenE902环境设置
+
+
+1.解压缩Xuantie-900-gcc-elf-newlib-x86_64-V2.6.1.tar.gz
+
+2.设置环境变量添加到~/.bash_profile或者~/.bashrc的最后
+  # E902 chip setup
+  export CODE_BASE_PATH=/home/abcd/opene902/E902_RTL_FACTORY
+  export TOOL_EXTENSION=/home/abcd/Xuantie-900-gcc-elf-newlib-x86_64-V2.6.1/bin
+
+  其中的abcd需要依据实际路径进行修改
+
+3.重新退出登录，以便使得环境变量设置生效
+
+4.执行测试
+  cd opene902/smart_run
+  make runcase CASE=hello_world SIM=vcs
+
+
diff --git a/smart_run/logical/filelists/ip.fl b/smart_run/logical/filelists/ip.fl
index ecc0d5e..a7dbd7d 100644
--- a/smart_run/logical/filelists/ip.fl
+++ b/smart_run/logical/filelists/ip.fl
@@ -1,15 +1 @@
-/*Copyright 2018-2021 T-Head Semiconductor Co., Ltd.
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
 -f ${CODE_BASE_PATH}/gen_rtl/filelists/E902_asic_rtl.fl
diff --git a/smart_run/logical/filelists/sim.fl b/smart_run/logical/filelists/sim.fl
index 043a459..814a3b5 100644
--- a/smart_run/logical/filelists/sim.fl
+++ b/smart_run/logical/filelists/sim.fl
@@ -1,17 +1,3 @@
-/*Copyright 2018-2021 T-Head Semiconductor Co., Ltd.
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
 -f ../logical/filelists/ip.fl
 -f ../logical/filelists/smart.fl
 -f ../logical/filelists/tb.fl
diff --git a/smart_run/logical/filelists/smart.fl b/smart_run/logical/filelists/smart.fl
index 6648c03..27571b4 100644
--- a/smart_run/logical/filelists/smart.fl
+++ b/smart_run/logical/filelists/smart.fl
@@ -1,18 +1,3 @@
-/*Copyright 2018-2021 T-Head Semiconductor Co., Ltd.
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-
 +libext+.v+.h+.V+.sv+
 
 -y ../logical/ahb
diff --git a/smart_run/logical/filelists/tb.fl b/smart_run/logical/filelists/tb.fl
index 41c96d8..39f8ec6 100644
--- a/smart_run/logical/filelists/tb.fl
+++ b/smart_run/logical/filelists/tb.fl
@@ -1,17 +1,3 @@
-/*Copyright 2018-2021 T-Head Semiconductor Co., Ltd.
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
 +libext+.v+.h+.V+.sv+
 
 +incdir+../logical/tb+
diff --git a/smart_run/setup/example_setup.sh b/smart_run/setup/example_setup.sh
new file mode 100644
index 0000000..6cb9720
--- /dev/null
+++ b/smart_run/setup/example_setup.sh
@@ -0,0 +1,7 @@
+#!/bin/csh
+
+export TOOL_EXTENSION=/tools/riscv/riscv64-elf-x86_64/bin
+echo 'Toolchain path($TOOL_EXTENSION):'
+echo "    $TOOL_EXTENSION"
+
+
diff --git a/smart_run/tests/bin/Srec2vmem b/smart_run/tests/bin/Srec2vmem
old mode 100644
new mode 100755