106 lines
5.2 KiB
C
106 lines
5.2 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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/** Trace */
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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_trace.h"
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/**************************************************************************/
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/* */
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/* FUNCTION RELEASE */
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/* */
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/* _tx_trace_disable 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 disables trace inside of ThreadX. */
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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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/* Completion Status */
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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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UINT _tx_trace_disable(VOID)
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{
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#ifdef TX_ENABLE_EVENT_TRACE
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UINT status;
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/* Determine if trace is already disabled. */
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if (_tx_trace_buffer_current_ptr == TX_NULL)
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{
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/* Yes, trace is already disabled. */
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status = TX_NOT_DONE;
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}
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else
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{
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/* Otherwise, simply clear the current pointer and registery start pointer to disable the trace. */
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_tx_trace_buffer_current_ptr = TX_NULL;
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_tx_trace_registry_start_ptr = TX_NULL;
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/* Successful completion. */
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status = TX_SUCCESS;
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}
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/* Return completion status. */
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return(status);
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#else
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/* Trace not enabled, return an error. */
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return(TX_FEATURE_NOT_ENABLED);
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#endif
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}
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