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Documentation: document nxsched_abstick_sleep()

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Document nxsched_abstick_sleep().

Signed-off-by: Chengdong Wang <wangchengdong@lixiang.com>
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wangchengdong
2026-02-26 10:46:34 +08:00
committed by archer
parent 23d48da4bd
commit c7b2313cdd
1 changed files with 12 additions and 6 deletions
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Documentation/reference/os/sleep.rst
+12 -6
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@@ -2,7 +2,7 @@
Sleep
=====
NuttX provides three different types of sleep interfaces.
NuttX provides three different types of sleep interfaces.
Common Sleep Interfaces
=======================
@@ -13,8 +13,14 @@ Scheduled Sleep Interfaces (tick-based)
Suspend the calling thread for a specified amount of time until the time expires
or the thread is explicitly woken up through scheduler operations.
.. c:function:: void nxsched_abstick_sleep(clock_t ticks)
Suspends the calling thread from execution until the specified absolute time in clock ticks.
:param ticks: Absolute time in clock ticks.
.. c:function:: void nxsched_ticksleep(unsigned int ticks)
Suspends the calling thread from execution for the specified number of system ticks.
:param ticks: The number of system ticks to sleep.
@@ -46,7 +52,7 @@ or the thread is explicitly woken up through scheduler operations.
:param rqtp: The amount of time to be suspended from execution.
:param rmtp: If the rmtp argument is non-NULL, the timespec structure referenced
by it is updated to contain the amount of time remaining.
:return: 0 (OK), or negated errno if unsuccessful.
.. c:function:: void nxsched_wakeup(struct tcb_s *tcb)
@@ -60,14 +66,14 @@ Signal-based Sleep Interfaces (timespec-based)
----------------------------------------------
Suspend the calling thread for a specified amount of time until the
time expires or a signal is delivered to the calling thread.
time expires or a signal is delivered to the calling thread.
.. note::
Implementations are dependent on the signal framework and based on standard
timespec conversion.
.. c:function:: void nxsig_usleep(useconds_t usec)
Suspends the calling thread from execution for the specified number of microseconds.
:param usec: The number of microseconds to sleep.
@@ -87,7 +93,7 @@ time expires or a signal is delivered to the calling thread.
:param rqtp: The amount of time to be suspended from execution.
:param rmtp: If the rmtp argument is non-NULL, the timespec structure referenced
by it is updated to contain the amount of time remaining.
:return: 0 (OK), or negated errno if unsuccessful.
Busy Sleep Interfaces