FWHRNG(4) Device Drivers Manual (x86) FWHRNG(4)

fwhrng
Intel Firmware Hub Random Number Generator

fwhrng* at ichlpcib?

The fwhrng driver provides support for hardware Random Number Generator (RNG) available on some Intel Firmware Hubs (FWHs). The fwhrng driver accesses the RNG through an I/O controller hub (ICH).

rnd(4), x86/ichlpcib(4)

Intel Corporation, Intel 82802AB/82802AC Firmware Hub (FWH), http://download.intel.com/design/chipsets/datashts/29065804.pdf, November, 2000.

The entropy source is not tested for randomness.
February 17, 2017 NetBSD 9.4