Update build-open-harmony.rst for Issues #15 #16 and #17

quick-start/build-open-harmony.rst

@@ -21,6 +21,16 @@ This topic provides an overview of meta-ohos architecture, tools, and source cod
 
 .. _downloading-tools:
 
+Prerequisites
+*************
+* All the bitbake commands must be executed in your localhost as a normal user instead of a root user.
+* Install the following build dependencies packages for bitbake:
+
+  * chrpath
+  * gawk
+* Install Python latest version
+* Install **Ubuntu 20.04 LTS** version
+
 Downloading Tools
 *****************
 
@@ -54,7 +64,7 @@ If you are a developer and wants to contribute to OHOS, then clone the ‘develo
  .. code-block:: console
  
       $ mkdir ohos; cd ohos
-      $ repo init -u https://git.ostc-eu.org/OSTC/manifest.git -b develop
+      $ repo init -u https://git.ostc-eu.org/OSTC/manifest.git -b develop -m develop.xml
       $ repo sync
 
 The preceding commands creates the following directory structure (layers): 
@@ -104,6 +114,7 @@ You can use the following syntax to build the OHOS flavour of your choice.
      $ bitbake <image-name>
 
 .. Note::
+
    MACHINE variable can be set up in *conf/local.conf* file under build directory or via command line:
 
 **Example:** 
@@ -176,19 +187,19 @@ OHOS Linux flavour is based on `poky` distribution. Current version supports the
 
 .. code-block:: console
 
-    qemux86-64 login:
+   $ qemux86-64 login:
 
 The default login as root without a password. After login you should see the following prompt:
 
 .. code-block:: console
 
-     root@qemux86-64:~#
+   $ root@qemux86-64:~#
 
 To exit qemu, you can either shut down the system:
 
 .. code-block:: console
 
-     root@qemux86:~# poweroff -f
+   $ root@qemux86:~# poweroff -f
 
 or close qemu using key combination: