mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-21 02:33:07 +00:00
00275f5ead
Add documentation for the cyclic function infrastructure, including the cyclic command. Signed-off-by: Stefan Roese <sr@denx.de> Reviewed-by: Simon Glass <sjg@chromium.org>
45 lines
722 B
ReStructuredText
45 lines
722 B
ReStructuredText
.. SPDX-License-Identifier: GPL-2.0+
|
|
|
|
cyclic command
|
|
==============
|
|
|
|
Synopsis
|
|
--------
|
|
|
|
::
|
|
|
|
cyclic list
|
|
|
|
Description
|
|
-----------
|
|
|
|
The cyclic list command provides a list of the currently registered
|
|
cyclic functions.
|
|
|
|
This shows the following information:
|
|
|
|
Function
|
|
Function name
|
|
|
|
cpu-time
|
|
Total time spent in this cyclic function.
|
|
|
|
Frequency
|
|
Frequency of execution of this function, e.g. 100 times/s for a
|
|
pediod of 10ms.
|
|
|
|
|
|
See :doc:`../../develop/cyclic` for more information on cyclic functions.
|
|
|
|
Example
|
|
-------
|
|
|
|
::
|
|
|
|
=> cyclic list
|
|
function: cyclic_demo, cpu-time: 52906 us, frequency: 99.20 times/s
|
|
|
|
Configuration
|
|
-------------
|
|
|
|
The cyclic command is only available if CONFIG_CMD_CYCLIC=y.
|