Updating OpenBoot PROM for Sun Workstations Based on SPARC Technology
Unofficial Sun Blade 100/150 FAQ and Information
OpenBoot 4.x Command Reference Manual
SPARC-HOWTO
Questions and answers on OpenBoot
Latest OpenBoot PROM Update
Sometimes, after you get what you want, you realize, that it wasn't what you needed.
SPARC-HOWTO