OpenFirmware

OpenFirmware is an IEEE 1275-1994 compliant firmware.

It can be used standalone on various targets/architectures, but also as a coreboot payload.

Building

$ svn co svn://openbios.org/openfirmware/ -r720
$ cd openfirmware
$ vi cpu/x86/pc/biosload/config.fth  patch as needed for coreboot, detailed instructions will follow
$ cd cpu/x86/pc/biosload/build
$ make

The file ofwlb.elf is your final OpenFirmware payload to be used with coreboot.

More information

• http://www.openbios.org/Open_Firmware
• http://firmworks.com/QuickRef.html

I, the copyright holder of this work, hereby release it into the public domain. This applies worldwide. In case this is not legally possible: I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.