106 lines
5.4 KiB
C
106 lines
5.4 KiB
C
/**************************************************************************/
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/* */
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/* Copyright (c) Microsoft Corporation. All rights reserved. */
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/* */
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/* This software is licensed under the Microsoft Software License */
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/* Terms for Microsoft Azure RTOS. Full text of the license can be */
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/* found in the LICENSE file at https://aka.ms/AzureRTOS_EULA */
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/* and in the root directory of this software. */
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/* */
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/**************************************************************************/
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/**************************************************************************/
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/**************************************************************************/
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/** */
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/** ThreadX Component */
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/** */
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/** Thread */
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/** */
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/**************************************************************************/
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/**************************************************************************/
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#define TX_SOURCE_CODE
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/* Include necessary system files. */
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#include "tx_api.h"
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#include "tx_thread.h"
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#ifdef TX_ENABLE_EVENT_TRACE
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#include "tx_trace.h"
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#endif
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/**************************************************************************/
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/* */
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/* FUNCTION RELEASE */
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/* */
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/* _tx_thread_identify PORTABLE C */
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/* 6.1 */
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/* AUTHOR */
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/* */
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/* William E. Lamie, Microsoft Corporation */
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/* */
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/* DESCRIPTION */
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/* */
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/* This function returns the control block pointer of the currently */
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/* executing thread. If the return value is NULL, no thread is */
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/* executing. */
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/* */
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/* INPUT */
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/* */
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/* None */
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/* */
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/* OUTPUT */
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/* */
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/* TX_THREAD * Pointer to control block of */
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/* currently executing thread */
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/* */
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/* CALLS */
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/* */
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/* None */
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/* */
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/* CALLED BY */
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/* */
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/* Application Code */
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/* */
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/* RELEASE HISTORY */
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/* */
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/* DATE NAME DESCRIPTION */
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/* */
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/* 05-19-2020 William E. Lamie Initial Version 6.0 */
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/* 09-30-2020 Yuxin Zhou Modified comment(s), */
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/* resulting in version 6.1 */
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/* */
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/**************************************************************************/
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TX_THREAD *_tx_thread_identify(VOID)
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{
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TX_THREAD *thread_ptr;
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TX_INTERRUPT_SAVE_AREA
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/* Disable interrupts to put the timer on the created list. */
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TX_DISABLE
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#ifdef TX_ENABLE_EVENT_TRACE
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/* If trace is enabled, insert this event into the trace buffer. */
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TX_TRACE_IN_LINE_INSERT(TX_TRACE_THREAD_IDENTIFY, 0, 0, 0, 0, TX_TRACE_THREAD_EVENTS)
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#endif
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/* Log this kernel call. */
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TX_EL_THREAD_IDENTIFY_INSERT
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/* Pickup thread pointer. */
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TX_THREAD_GET_CURRENT(thread_ptr)
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/* Restore interrupts. */
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TX_RESTORE
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/* Return the current thread pointer. */
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return(thread_ptr);
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}
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