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The 'rng list' command probes all RNG devices and list those devices that are successfully probed. Also update the help info. Reviewed-by: Heinrich Schuchardt <xypron.glpk@gmx.de> Signed-off-by: Weizhao Ouyang <o451686892@gmail.com>
35 lines
622 B
ReStructuredText
35 lines
622 B
ReStructuredText
.. SPDX-License-Identifier: GPL-2.0+
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.. index::
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single: rng (command)
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rng command
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===========
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Synopsis
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--------
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::
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rng list
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rng [dev] [n]
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rng list
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--------
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List all the probed rng devices.
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rng [dev] [n]
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-------------
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The *rng* command reads the random number generator(RNG) device and
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prints the random bytes read on the console. A maximum of 64 bytes can
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be read in one invocation of the command.
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dev
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The RNG device from which the random bytes are to be
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read. Defaults to 0.
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n
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Number of random bytes to be read and displayed on the
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console. Default value is 0x40. Max value is 0x40.
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