openhackware software package provides OpenFirmware emulator for PowerPC, you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install openhackware
openhackware is installed in your system.
Make ensure the openhackware package were installed using the commands given below,
$ sudo dpkg-query -l | grep openhackware *
You will get with openhackware package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Miscellaneous |
| Package | openhackware |
| Version | 0.4.1-6ubuntu2 |
| Description | OpenFirmware emulator for PowerPC |
| Sub Section | misc |