Host Environment


Requirement

Yocto 4.0 (Kirkstone)

Linux

64 bit Ubuntu 20.04 LTS

Shell BASH

https://docs.yoctoproject.org/kirkstone/ref-manual/system-requirements.html

RDK 7 Free HDD Space
LayerBuild (GB)IPK Storage (MB)
OSS82860
VENDOR44183
MIDDLEWARE118395
APPLICATION566.3
IMAGE ASSEMBLER27NA


RDK 8 Free HDD Space
LayerBuild (GB)IPK Storage (MB)OSS IPK (MB)
VENDOR52200305
MIDDLEWARE51214413
IMAGE ASSEMBLER27NANA


Host Tools Versions

  • Git 1.8.3.1 or greater

  • tar 1.28 or greater

  • Python 3.9.0 or greater.

  • gcc 10.1 or greater.

  • GNU make 4.0 or greater


Ensure that python exists in /usr/bin/python. If not, create a softlink for /usr/bin/python to python executable.

$ which python

(should give)
/usr/bin/python


Packages 

sudo apt install ant build-essential chrpath cmake curl diffstat fd g++ g++-multilib gcc gcc-multilib \
git git-flow git-man jq libbz2-dev libffi-dev libglib2.0-dev libldap2-dev liblzma-dev libncurses5-dev \
libreadline-dev libsasl2-dev libsqlite3-dev libslang2-dev libssl-dev libxml2-dev libxmlsec1-dev \
llvm make nnn python3.8 ripgrep sysstat texinfo tk-dev tree wget \
xz-utils zip zlib1g-dev zstd

You also need to ensure you have the en_US.UTF-8 locale enabled:

locale --all-locales | grep en_US.utf8


Configure repo

In order to use Yocto build system, you need to ensure that repo is installed on the machine:

# create a bin directory
mkdir ~/bin
export PATH=~/bin:$PATH

# Download the repo tool and ensure that it is executable
curl http://commondatastorage.googleapis.com/git-repo-downloads/repo > ~/bin/repo
chmod a+x ~/bin/repo


Configure Credentials

It is recommended to put credentials in a ~/.netrc

# RDK Central Gerrit
machine code.rdkcentral.com
    login <RDK Central SSO email address>
    password <PAT> 

# RDK Central Github
machine github.com
    login <Public GitHub UserID>
    password <PAT>


Creating your Personal Access Tokens - PAT


Set your Gerrit PAT here:  https://code.rdkcentral.com/r/settings/#HTTPCredentials

For GitHub to create a PAT navigate to Settings - Developer Settings - Personal access tokens - Tokens (classic)

Note: for git actions (clone/push/pr) you need to select at least the following scopes:

repo write:packages

Code Access


Source Code

Access RDK source code via Github or Gerrit


Code Contribution Process

Please refer to the "How to Contribute" guide to explore different ways that you can contribute to the RDK community.

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