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BBC(4) Device Drivers Manual (sparc64) BBC(4)

bbcSPARC64 BootBus Controller

bbc* at ebus?

The bbc driver provides support for the BootBus Controllers found on UltraSPARC III systems.

The bbc driver configures the system to do a full system reset when the watchdog timer provided by pmc(4) expires.

intro(4), pmc(4)

The bbc driver first appeared in OpenBSD 4.2.

The bbc driver was written by Mark Kettenis <>.

July 16, 2013 OpenBSD-current