| .. 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. |