OpenBoot Firmware—An Overview
The OpenBoot system in SPARC architecture provides a significant enhancement in functionality when compared to the proprietary systems of the past. This architecture was first implemented by Sun Microsystems on SPARC systems. OpenBoot performs the following tasks:
Testing and initializing the hardware.
Providing access to a set of tools to program and to debug it.
Starting the operating system.
OpenBoot is the standard firmware for the Sun systems and is unique to the SPARC platform. The firmware state is an operating state of the computer between the time the computer is turned on and the loading of the boot program. In the firmware state, a small program in non-volatile memory runs on the system and allows the user ...
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