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.. SPDX-License-Identifier: GPL-2.0+
.. index::
single: rng (command)
rng command
===========
Synopsis
--------
::
rng [devnum [n]]
Description
-----------
The *rng* command reads the random number generator(RNG) device and
prints the random bytes read on the console. A maximum of 64 bytes can
be read in one invocation of the command.
devnum
The RNG device from which the random bytes are to be
read. Defaults to 0.
n
Number of random bytes to be read and displayed on the
console. Default value is 0x40. Max value is 0x40.
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