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OCTRNG(4) Device Drivers Manual (octeon) OCTRNG(4)

octrng
octeon random number generator

octrng* at iobus?

The octrng driver supports the random number generator found on the CN50XX chip.

After the 5 seconds it takes for the device to be initialized, the octrng driver feeds the random subsystem's entropy pool 32 bits of data every 10 milliseconds through the enqueue_randomness(9) API.

intro(4), arc4random(9)

The octrng driver first appeared in OpenBSD 5.5.

The octrng driver was written by Paul Irofti <pirofti@openbsd.org>.
April 28, 2018 OpenBSD-current