mirror of
https://github.com/espressif/esp-idf.git
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79 lines
2.5 KiB
C
79 lines
2.5 KiB
C
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/*
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* SPDX-FileCopyrightText: 2024 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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/*
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* This file contains the implementation for some the functions in
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* idf_additions.h
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*
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* event group functions are split into a separate file due to the dependency chain
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* xEventGroupCreateWithCaps->xEventGroupCreateStatic->event_groups.c->xTimerPendFunctionCallFromISR->timers.c
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*
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* In some cases this results in the weak timer task function getting overridden and
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* used even if the event group functions were discarded due to not being used.
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*
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* Putting the event groups function in a separate file avoids this issue unless the users himself calls
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* event group functions
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*/
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#include "sdkconfig.h"
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#include "freertos/FreeRTOS.h"
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#include "freertos/event_groups.h"
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#include "freertos/idf_additions.h"
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#include "esp_heap_caps.h"
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/* ------------------------------ Event Groups ------------------------------ */
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#if ( configSUPPORT_STATIC_ALLOCATION == 1 )
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EventGroupHandle_t xEventGroupCreateWithCaps( UBaseType_t uxMemoryCaps )
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{
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EventGroupHandle_t xEventGroup;
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StaticEventGroup_t * pxEventGroupBuffer;
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/* Allocate memory for the event group using the provided memory caps */
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pxEventGroupBuffer = heap_caps_malloc( sizeof( StaticEventGroup_t ), uxMemoryCaps );
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if( pxEventGroupBuffer == NULL )
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{
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return NULL;
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}
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/* Create the event group using static creation API */
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xEventGroup = xEventGroupCreateStatic( pxEventGroupBuffer );
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if( xEventGroup == NULL )
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{
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heap_caps_free( pxEventGroupBuffer );
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}
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return xEventGroup;
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}
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#endif /* if ( configSUPPORT_STATIC_ALLOCATION == 1 ) */
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/*----------------------------------------------------------*/
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#if ( configSUPPORT_STATIC_ALLOCATION == 1 )
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void vEventGroupDeleteWithCaps( EventGroupHandle_t xEventGroup )
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{
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BaseType_t xResult;
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StaticEventGroup_t * pxEventGroupBuffer;
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/* Retrieve the buffer used to create the event group before deleting it
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* */
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xResult = xEventGroupGetStaticBuffer( xEventGroup, &pxEventGroupBuffer );
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configASSERT( xResult == pdTRUE );
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/* Delete the event group */
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vEventGroupDelete( xEventGroup );
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/* Free the memory buffer */
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heap_caps_free( pxEventGroupBuffer );
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}
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#endif /* if ( configSUPPORT_STATIC_ALLOCATION == 1 ) */
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/*----------------------------------------------------------*/
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