The steps necessary for the configuration of the host system depend on the Linux distribution used. Indeed, it is advisable to use one of the Linux distributions maintained and supported by Poky. This is to avoid wasting time and energy in setting up the host system. Currently, the Yocto Project is supported on the following distributions:
Ubuntu 12.04 (LTS)
Ubuntu 13.10
Ubuntu 14.04 (LTS)
Fedora release 19 (Schrödinger's Cat)
Fedora release 21
CentOS release 6.4
CentOS release 7.0
Debian GNU/Linux 7.0 (Wheezy)
Debian GNU/Linux 7.1 (Wheezy)
Debian GNU/Linux 7.2 (Wheezy)
Debian GNU/Linux 7.3 (Wheezy)
Debian GNU/Linux 7.4 (Wheezy)
Debian GNU/Linux 7.5 (Wheezy)
Debian GNU/Linux 7.6 (Wheezy)
openSUSE 12.2
openSUSE 12.3
openSUSE 13.1