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5eed4a1ed7
Provide a man-page for the coninfo command. Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
55 lines
1 KiB
ReStructuredText
55 lines
1 KiB
ReStructuredText
.. SPDX-License-Identifier: GPL-2.0+:
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coninfo command
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===============
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Synopsis
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--------
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::
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coninfo
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Description
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-----------
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The coninfo command provides a list of available console input and output
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devices and their assignment as stdin, stdout, stderr console devices.
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If CONFIG_SYS_CONSOLE_IS_IN_ENV=y, the assignment is controlled by the
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environment variables stdin, stdout, stderr which contain a comma separated
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list of device names.
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Example
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--------
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.. code-block:: console
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=> coninfo
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List of available devices
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|-- pl011@9000000 (IO)
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| |-- stdin
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| |-- stdout
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| |-- stderr
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|-- serial (IO)
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|-- usbkbd (I)
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=> setenv stdin pl011@9000000,usbkbd
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=> coninfo
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List of available devices
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|-- pl011@9000000 (IO)
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| |-- stdin
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| |-- stdout
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| |-- stderr
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|-- serial (IO)
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|-- usbkbd (I)
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| |-- stdin
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Configuration
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-------------
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The coninfo command is only available if CONFIG_CMD_CONSOLE=y.
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Return value
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------------
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The return value $? is always 0 (true).
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