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开启 ThreadX
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chauyin
2025-05-07 22:53:45 +08:00
parent 7f9bede0c7
commit 559760be0c
194 changed files with 42018 additions and 91 deletions
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167
Middlewares/ST/threadx/common/src/tx_thread_timeout.c Normal file
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/**************************************************************************/
/* */
/* Copyright (c) Microsoft Corporation. All rights reserved. */
/* */
/* This software is licensed under the Microsoft Software License */
/* Terms for Microsoft Azure RTOS. Full text of the license can be */
/* found in the LICENSE file at https://aka.ms/AzureRTOS_EULA */
/* and in the root directory of this software. */
/* */
/**************************************************************************/
/**************************************************************************/
/**************************************************************************/
/** */
/** ThreadX Component */
/** */
/** Thread */
/** */
/**************************************************************************/
/**************************************************************************/
#define TX_SOURCE_CODE
/* Include necessary system files. */
#include "tx_api.h"
#include "tx_thread.h"
#include "tx_timer.h"
/**************************************************************************/
/* */
/* FUNCTION RELEASE */
/* */
/* _tx_thread_timeout PORTABLE C */
/* 6.1 */
/* AUTHOR */
/* */
/* William E. Lamie, Microsoft Corporation */
/* */
/* DESCRIPTION */
/* */
/* This function handles thread timeout processing. Timeouts occur in */
/* two flavors, namely the thread sleep timeout and all other service */
/* call timeouts. Thread sleep timeouts are processed locally, while */
/* the others are processed by the appropriate suspension clean-up */
/* service. */
/* */
/* INPUT */
/* */
/* timeout_input Contains the thread pointer */
/* */
/* OUTPUT */
/* */
/* None */
/* */
/* CALLS */
/* */
/* Suspension Cleanup Functions */
/* _tx_thread_system_resume Resume thread */
/* _tx_thread_system_ni_resume Non-interruptable resume thread */
/* */
/* CALLED BY */
/* */
/* _tx_timer_expiration_process Timer expiration function */
/* _tx_timer_thread_entry Timer thread function */
/* */
/* RELEASE HISTORY */
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 05-19-2020 William E. Lamie Initial Version 6.0 */
/* 09-30-2020 Yuxin Zhou Modified comment(s), */
/* resulting in version 6.1 */
/* */
/**************************************************************************/
VOID _tx_thread_timeout(ULONG timeout_input)
{
TX_INTERRUPT_SAVE_AREA
TX_THREAD *thread_ptr;
VOID (*suspend_cleanup)(struct TX_THREAD_STRUCT *suspend_thread_ptr, ULONG suspension_sequence);
ULONG suspension_sequence;
/* Pickup the thread pointer. */
TX_THREAD_TIMEOUT_POINTER_SETUP(thread_ptr)
/* Disable interrupts. */
TX_DISABLE
/* Determine how the thread is currently suspended. */
if (thread_ptr -> tx_thread_state == TX_SLEEP)
{
#ifdef TX_NOT_INTERRUPTABLE
/* Resume the thread! */
_tx_thread_system_ni_resume(thread_ptr);
/* Restore interrupts. */
TX_RESTORE
#else
/* Increment the disable preemption flag. */
_tx_thread_preempt_disable++;
/* Restore interrupts. */
TX_RESTORE
/* Lift the suspension on the sleeping thread. */
_tx_thread_system_resume(thread_ptr);
#endif
}
else
{
/* Process all other suspension timeouts. */
#ifdef TX_THREAD_ENABLE_PERFORMANCE_INFO
/* Increment the total number of thread timeouts. */
_tx_thread_performance_timeout_count++;
/* Increment the number of timeouts for this thread. */
thread_ptr -> tx_thread_performance_timeout_count++;
#endif
/* Pickup the cleanup routine address. */
suspend_cleanup = thread_ptr -> tx_thread_suspend_cleanup;
#ifndef TX_NOT_INTERRUPTABLE
/* Pickup the suspension sequence number that is used later to verify that the
cleanup is still necessary. */
suspension_sequence = thread_ptr -> tx_thread_suspension_sequence;
#else
/* When not interruptable is selected, the suspension sequence is not used - just set to 0. */
suspension_sequence = ((ULONG) 0);
#endif
#ifndef TX_NOT_INTERRUPTABLE
/* Restore interrupts. */
TX_RESTORE
#endif
/* Call any cleanup routines. */
if (suspend_cleanup != TX_NULL)
{
/* Yes, there is a function to call. */
(suspend_cleanup)(thread_ptr, suspension_sequence);
}
#ifdef TX_NOT_INTERRUPTABLE
/* Restore interrupts. */
TX_RESTORE
#endif
}
}