
Figure Out PetaLinux Yocto Version

This post shows you how to figure out which version of Yocto is being used in a particular version of PetaLinux Tools (PetaLinux Tools 2018.2 is using Rocko 2.4.1).
Versions Used
PetaLinux Tools 2018.2
Steps
1. Type cd /opt/pkg/petalinux
2. Type find . -name poky.conf
You'll see the following output:
Note: this implies that PetaLinux Tools 2018.2 ships with 4 copies of Yocto.
3. Type find . -name poky.conf -print0 | xargs --null grep -HEi 'DISTRO_CODENAME =|DISTRO_VERSION =' to list the DISTRO_VERSION and DISTRO_CODENAME for all 4 of the Yocto copies shipped with PetaLinux Tools
You'll see the following output:
This means that PetaLinux Tools 2018.2 is using Rocko 2.4.1.
With this, the specific documentation for the release can be listed at [link] by selecting YP CORE - ROCKO 2.4.1.
Examples
Yocto Project Reference Manual for 2.4.1 at [link]
Yocto Project Mega-Manual for 2.4.1 at [link]
Yocto Project Quick Start for 2.4.1 at [link]
References