BEEPER(4) Device Drivers Manual (sparc64) BEEPER(4)

beeper, beep — console annunciator

beeper* at ebus?
beep* at ebus?

The beeper device does exactly what it sounds like: it beeps. In particular, this device registers itself to handle beeping for pckbd(4) or ukbd(4) devices.

ebus(4), intro(4), pckbd(4), ukbd(4)

OpenBSD support for the beeper first appeared in OpenBSD 3.0.

OpenBSD 7.8 November 21, 2015 BEEPER(4)