diff options
Diffstat (limited to 'common_smp/src/tx_thread_sleep.c')
| -rw-r--r-- | common_smp/src/tx_thread_sleep.c | 82 |
1 files changed, 42 insertions, 40 deletions
diff --git a/common_smp/src/tx_thread_sleep.c b/common_smp/src/tx_thread_sleep.c index 6b0eb434..c908134c 100644 --- a/common_smp/src/tx_thread_sleep.c +++ b/common_smp/src/tx_thread_sleep.c @@ -12,8 +12,8 @@ /**************************************************************************/ /**************************************************************************/ -/** */ -/** ThreadX Component */ +/** */ +/** ThreadX Component */ /** */ /** Thread */ /** */ @@ -30,43 +30,45 @@ #include "tx_thread.h" #include "tx_timer.h" -/**************************************************************************/ -/* */ -/* FUNCTION RELEASE */ -/* */ -/* _tx_thread_sleep PORTABLE C */ +/**************************************************************************/ +/* */ +/* FUNCTION RELEASE */ +/* */ +/* _tx_thread_sleep PORTABLE C */ /* 6.1 */ /* AUTHOR */ /* */ /* William E. Lamie, Microsoft Corporation */ /* */ /* DESCRIPTION */ -/* */ -/* This function handles application thread sleep requests. If the */ -/* sleep request was called from a non-thread, an error is returned. */ -/* */ -/* INPUT */ -/* */ -/* timer_ticks Number of timer ticks to sleep*/ -/* */ -/* OUTPUT */ -/* */ -/* status Return completion status */ -/* */ -/* CALLS */ -/* */ -/* _tx_thread_system_suspend Actual thread suspension */ -/* _tx_thread_system_ni_suspend Non-interruptable suspend thread */ -/* */ -/* CALLED BY */ -/* */ -/* Application code */ -/* */ -/* RELEASE HISTORY */ -/* */ +/* */ +/* This function handles application thread sleep requests. If the */ +/* sleep request was called from a non-thread, an error is returned. */ +/* */ +/* INPUT */ +/* */ +/* timer_ticks Number of timer ticks to sleep*/ +/* */ +/* OUTPUT */ +/* */ +/* status Return completion status */ +/* */ +/* CALLS */ +/* */ +/* _tx_thread_system_suspend Actual thread suspension */ +/* _tx_thread_system_ni_suspend Non-interruptable suspend thread */ +/* */ +/* CALLED BY */ +/* */ +/* Application code */ +/* */ +/* RELEASE HISTORY */ +/* */ /* DATE NAME DESCRIPTION */ /* */ -/* 09-30-2020 William E. Lamie Initial Version 6.1 */ +/* 05-19-2020 William E. Lamie Initial Version 6.0 */ +/* 09-30-2020 Yuxin Zhou Modified comment(s), */ +/* resulting in version 6.1 */ /* */ /**************************************************************************/ UINT _tx_thread_sleep(ULONG timer_ticks) @@ -92,18 +94,18 @@ TX_THREAD *thread_ptr; /* Restore interrupts. */ TX_RESTORE - + /* Illegal caller of this service. */ status = TX_CALLER_ERROR; } - + /* Is the caller an ISR or Initialization? */ else if (TX_THREAD_GET_SYSTEM_STATE() != ((ULONG) 0)) { /* Restore interrupts. */ TX_RESTORE - + /* Illegal caller of this service. */ status = TX_CALLER_ERROR; } @@ -116,7 +118,7 @@ TX_THREAD *thread_ptr; /* Restore interrupts. */ TX_RESTORE - + /* Illegal caller of this service. */ status = TX_CALLER_ERROR; } @@ -124,11 +126,11 @@ TX_THREAD *thread_ptr; /* Determine if the requested number of ticks is zero. */ else if (timer_ticks == ((ULONG) 0)) - { + { /* Restore interrupts. */ TX_RESTORE - + /* Just return with a successful status. */ status = TX_SUCCESS; } @@ -141,13 +143,13 @@ TX_THREAD *thread_ptr; /* Restore interrupts. */ TX_RESTORE - + /* Suspension is not allowed if the preempt disable flag is non-zero at this point - return error completion. */ status = TX_CALLER_ERROR; } else { - + /* If trace is enabled, insert this event into the trace buffer. */ TX_TRACE_IN_LINE_INSERT(TX_TRACE_THREAD_SLEEP, TX_ULONG_TO_POINTER_CONVERT(timer_ticks), thread_ptr -> tx_thread_state, TX_POINTER_TO_ULONG_CONVERT(&status), 0, TX_TRACE_THREAD_EVENTS) @@ -191,7 +193,7 @@ TX_THREAD *thread_ptr; status = thread_ptr -> tx_thread_suspend_status; } } - + /* Return completion status. */ return(status); } |