qcrng(4)

qcrng4

Qualcomm snapdragon random number generator

Usage

qcrng* at fdt?

Overview

The qcrng driver provides support for the random number generator found on the Qualcomm Snapdragon SoCs.

It feeds the random subsystem's entropy pool with 32 bits of random data every second.

Releases

Unchanged in 8 releases since OpenBSD 7.4.

  1. 7.4–8.0

History

The qcrng driver first appeared in OpenBSD 7.4.

Authors

The qcrng driver was written by Peter Hessler ⟨[email protected]⟩, based on the amlrng(4) driver by Mark Kettenis ⟨[email protected]⟩.

From man 8.0-current-20261101 in OpenBSD 8.0-current (2026-11-01). Parsed by carta from the page's mdoc source.