X-Git-Url: https://gerrit.o-ran-sc.org/r/gitweb?p=o-du%2Fphy.git;a=blobdiff_plain;f=docs%2Fbuild_prerequisite.rst;h=411bb55829b1654fb71ff17a01327da27c6e41d1;hp=a4f018f3cf4006eac7c6dff4c5a2d71df469180d;hb=81a09690b36b3a4e89b4dae34f30933de13f7f90;hpb=70d9d920dd4e575f085f1f1a9050fefd1c10e127

diff --git a/docs/build_prerequisite.rst b/docs/build_prerequisite.rst
index a4f018f..411bb55 100644
--- a/docs/build_prerequisite.rst
+++ b/docs/build_prerequisite.rst
@@ -1,4 +1,4 @@
-..    Copyright (c) 2019 Intel
+..    Copyright (c) 2019 Intel
 ..
 ..  Licensed under the Apache License, Version 2.0 (the "License");
 ..  you may not use this file except in compliance with the License.
@@ -77,15 +77,16 @@ Download and Build DPDK
 
    - build DPDK
       build DPDK::
-
+        Set your ICC installation path to /usertools/dpdk-setup.sh, DEFAULT_PATH="your ICC installation path"/bin/iccvars.sh, then run it to build DPDK with below option. 
         #./usertools/dpdk-setup.sh
         select [39] x86_64-native-linuxapp-icc
         exit   [62] Exit Script
-
-   - set DPDK path
+        please pay attention, the number 39 might change in your setup, you need choose accordingly to option 'x86_64-native-linuxapp-icc'   
+  
+    - set DPDK path
        DPDK path is needed during build and run lib/app::
 
-        #export RTE_SDK=Intallation_DIR/dpdk-19.11
+        #export RTE_SDK=Installation_DIR/dpdk-19.11
         #export DESTDIR=Installation_DIR/dpdk-19.11