Petitboot is a bootloader designed to run in a Linux environment for OPAL on PowerPC/POWER machines and the Playstation 3.
Petitboot's home is at ozlabs.org; clone it with
git clone git://git.ozlabs.org/petitboot
Development and discussion occurs on the Petitboot mailing list: firstname.lastname@example.org
For an example of building Petitboot for distribution in a Linux image, see op-build
To build locally for development/debug (with the ncurses UI for example):
./bootstrap ./configure --with-twin-x11=no --with-twin-fbdev=no make