
Those parameters allow to access the console for VMs using extlinux (CentOS 6 for example). They are already added to Fedora images. Change-Id: I035170bd101062e004fb3782b5f8e5a7944a4f03 Closes-Bug: 1296899
Sets up a partitioned disk (rather than building just one filesystem with no partition table).
By default the disk will have grub[2]-install run on it. In case GRUB2 is not available in the system, a fallback to Extlinux will happen. It's also possible to enforce the use of Extlinux by exporting a DIB_EXTLINUX variable to the environment.