| # Kconfig - random generator driver configuration options |
| |
| # |
| # Copyright (c) 2014-2015 Wind River Systems, Inc. |
| # |
| # SPDX-License-Identifier: Apache-2.0 |
| # |
| |
| menuconfig RANDOM_GENERATOR |
| bool |
| prompt "Random Drivers" |
| default n |
| help |
| Include RANDOM drivers in system config. |
| |
| if RANDOM_GENERATOR |
| |
| source "drivers/random/Kconfig.mcux" |
| |
| config RANDOM_HAS_DRIVER |
| bool |
| default n |
| help |
| This is an option to be enabled by individual random driver |
| to signal that there is a true random driver. |
| |
| config RANDOM_NAME |
| string "Random Device Name" |
| depends on RANDOM_GENERATOR |
| default "RANDOM_0" |
| help |
| Specify the device name to be used for the RANDOM driver. |
| |
| config SYS_LOG_RANDOM_LEVEL |
| int "Random Log level" |
| depends on SYS_LOG && RANDOM_GENERATOR |
| default 0 |
| range 0 4 |
| help |
| Sets log level for random driver. |
| Levels are: |
| - 0 OFF: do not write |
| - 1 ERROR: only write SYS_LOG_ERR |
| - 2 WARNING: write SYS_LOG_WRN in addition to previous level |
| - 3 INFO: write SYS_LOG_INF in addition to previous levels |
| - 4 DEBUG: write SYS_LOG_DBG in addition to previous levels |
| |
| config TEST_RANDOM_GENERATOR |
| bool |
| prompt "Non-random number generator" |
| depends on RANDOM_GENERATOR && ! RANDOM_HAS_DRIVER |
| default n |
| help |
| This option signifies that the kernel's random number APIs are |
| permitted to return values that are not truly random. |
| This capability is provided for testing purposes, when a truly random |
| number generator is not available. The non-random number generator |
| should not be used in a production environment. |
| |
| config X86_TSC_RANDOM_GENERATOR |
| bool |
| prompt "x86 timestamp counter based number generator" |
| depends on TEST_RANDOM_GENERATOR && X86 |
| default y |
| help |
| This options enables number generator based on timestamp counter |
| of x86 boards, obtained with rdtsc instruction. |
| |
| config TIMER_RANDOM_GENERATOR |
| bool |
| prompt "System timer clock based number generator" |
| depends on TEST_RANDOM_GENERATOR && !X86_TSC_RANDOM_GENERATOR |
| default y |
| help |
| This options enables number generator based on system timer |
| clock. This number generator is not random and used for |
| testing only. |
| |
| endif |
