From aa38e5c1f48e31213ee349aa5cd6f06c85bda70d Mon Sep 17 00:00:00 2001
From: android <android@lingyun.com>
Date: Tue, 25 Jun 2024 21:49:39 +0800
Subject: [PATCH] Add GD32F103RCT6 ADC converter board SDK source code
---
mcu_sdk/gd32f103/rk_eFire/Middlewares/Third_Party/FreeRTOS/Source/event_groups.c | 738 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 738 insertions(+), 0 deletions(-)
diff --git a/mcu_sdk/gd32f103/rk_eFire/Middlewares/Third_Party/FreeRTOS/Source/event_groups.c b/mcu_sdk/gd32f103/rk_eFire/Middlewares/Third_Party/FreeRTOS/Source/event_groups.c
new file mode 100644
index 0000000..4257950
--- /dev/null
+++ b/mcu_sdk/gd32f103/rk_eFire/Middlewares/Third_Party/FreeRTOS/Source/event_groups.c
@@ -0,0 +1,738 @@
+/*
+ * FreeRTOS Kernel V10.0.1
+ * Copyright (C) 2017 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+ * the Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * http://www.FreeRTOS.org
+ * http://aws.amazon.com/freertos
+ *
+ * 1 tab == 4 spaces!
+ */
+
+/* Standard includes. */
+#include <stdlib.h>
+
+/* Defining MPU_WRAPPERS_INCLUDED_FROM_API_FILE prevents task.h from redefining
+all the API functions to use the MPU wrappers. That should only be done when
+task.h is included from an application file. */
+#define MPU_WRAPPERS_INCLUDED_FROM_API_FILE
+
+/* FreeRTOS includes. */
+#include "FreeRTOS.h"
+#include "task.h"
+#include "timers.h"
+#include "event_groups.h"
+
+/* Lint e961 and e750 are suppressed as a MISRA exception justified because the
+MPU ports require MPU_WRAPPERS_INCLUDED_FROM_API_FILE to be defined for the
+header files above, but not in this file, in order to generate the correct
+privileged Vs unprivileged linkage and placement. */
+#undef MPU_WRAPPERS_INCLUDED_FROM_API_FILE /*lint !e961 !e750. */
+
+/* The following bit fields convey control information in a task's event list
+item value. It is important they don't clash with the
+taskEVENT_LIST_ITEM_VALUE_IN_USE definition. */
+#if configUSE_16_BIT_TICKS == 1
+ #define eventCLEAR_EVENTS_ON_EXIT_BIT 0x0100U
+ #define eventUNBLOCKED_DUE_TO_BIT_SET 0x0200U
+ #define eventWAIT_FOR_ALL_BITS 0x0400U
+ #define eventEVENT_BITS_CONTROL_BYTES 0xff00U
+#else
+ #define eventCLEAR_EVENTS_ON_EXIT_BIT 0x01000000UL
+ #define eventUNBLOCKED_DUE_TO_BIT_SET 0x02000000UL
+ #define eventWAIT_FOR_ALL_BITS 0x04000000UL
+ #define eventEVENT_BITS_CONTROL_BYTES 0xff000000UL
+#endif
+
+typedef struct xEventGroupDefinition
+{
+ EventBits_t uxEventBits;
+ List_t xTasksWaitingForBits; /*< List of tasks waiting for a bit to be set. */
+
+ #if( configUSE_TRACE_FACILITY == 1 )
+ UBaseType_t uxEventGroupNumber;
+ #endif
+
+ #if( ( configSUPPORT_STATIC_ALLOCATION == 1 ) && ( configSUPPORT_DYNAMIC_ALLOCATION == 1 ) )
+ uint8_t ucStaticallyAllocated; /*< Set to pdTRUE if the event group is statically allocated to ensure no attempt is made to free the memory. */
+ #endif
+} EventGroup_t;
+
+/*-----------------------------------------------------------*/
+
+/*
+ * Test the bits set in uxCurrentEventBits to see if the wait condition is met.
+ * The wait condition is defined by xWaitForAllBits. If xWaitForAllBits is
+ * pdTRUE then the wait condition is met if all the bits set in uxBitsToWaitFor
+ * are also set in uxCurrentEventBits. If xWaitForAllBits is pdFALSE then the
+ * wait condition is met if any of the bits set in uxBitsToWait for are also set
+ * in uxCurrentEventBits.
+ */
+static BaseType_t prvTestWaitCondition( const EventBits_t uxCurrentEventBits, const EventBits_t uxBitsToWaitFor, const BaseType_t xWaitForAllBits ) PRIVILEGED_FUNCTION;
+
+/*-----------------------------------------------------------*/
+
+#if( configSUPPORT_STATIC_ALLOCATION == 1 )
+
+ EventGroupHandle_t xEventGroupCreateStatic( StaticEventGroup_t *pxEventGroupBuffer )
+ {
+ EventGroup_t *pxEventBits;
+
+ /* A StaticEventGroup_t object must be provided. */
+ configASSERT( pxEventGroupBuffer );
+
+ #if( configASSERT_DEFINED == 1 )
+ {
+ /* Sanity check that the size of the structure used to declare a
+ variable of type StaticEventGroup_t equals the size of the real
+ event group structure. */
+ volatile size_t xSize = sizeof( StaticEventGroup_t );
+ configASSERT( xSize == sizeof( EventGroup_t ) );
+ }
+ #endif /* configASSERT_DEFINED */
+
+ /* The user has provided a statically allocated event group - use it. */
+ pxEventBits = ( EventGroup_t * ) pxEventGroupBuffer; /*lint !e740 EventGroup_t and StaticEventGroup_t are guaranteed to have the same size and alignment requirement - checked by configASSERT(). */
+
+ if( pxEventBits != NULL )
+ {
+ pxEventBits->uxEventBits = 0;
+ vListInitialise( &( pxEventBits->xTasksWaitingForBits ) );
+
+ #if( configSUPPORT_DYNAMIC_ALLOCATION == 1 )
+ {
+ /* Both static and dynamic allocation can be used, so note that
+ this event group was created statically in case the event group
+ is later deleted. */
+ pxEventBits->ucStaticallyAllocated = pdTRUE;
+ }
+ #endif /* configSUPPORT_DYNAMIC_ALLOCATION */
+
+ traceEVENT_GROUP_CREATE( pxEventBits );
+ }
+ else
+ {
+ traceEVENT_GROUP_CREATE_FAILED();
+ }
+
+ return ( EventGroupHandle_t ) pxEventBits;
+ }
+
+#endif /* configSUPPORT_STATIC_ALLOCATION */
+/*-----------------------------------------------------------*/
+
+#if( configSUPPORT_DYNAMIC_ALLOCATION == 1 )
+
+ EventGroupHandle_t xEventGroupCreate( void )
+ {
+ EventGroup_t *pxEventBits;
+
+ /* Allocate the event group. */
+ pxEventBits = ( EventGroup_t * ) pvPortMalloc( sizeof( EventGroup_t ) );
+
+ if( pxEventBits != NULL )
+ {
+ pxEventBits->uxEventBits = 0;
+ vListInitialise( &( pxEventBits->xTasksWaitingForBits ) );
+
+ #if( configSUPPORT_STATIC_ALLOCATION == 1 )
+ {
+ /* Both static and dynamic allocation can be used, so note this
+ event group was allocated statically in case the event group is
+ later deleted. */
+ pxEventBits->ucStaticallyAllocated = pdFALSE;
+ }
+ #endif /* configSUPPORT_STATIC_ALLOCATION */
+
+ traceEVENT_GROUP_CREATE( pxEventBits );
+ }
+ else
+ {
+ traceEVENT_GROUP_CREATE_FAILED();
+ }
+
+ return ( EventGroupHandle_t ) pxEventBits;
+ }
+
+#endif /* configSUPPORT_DYNAMIC_ALLOCATION */
+/*-----------------------------------------------------------*/
+
+EventBits_t xEventGroupSync( EventGroupHandle_t xEventGroup, const EventBits_t uxBitsToSet, const EventBits_t uxBitsToWaitFor, TickType_t xTicksToWait )
+{
+EventBits_t uxOriginalBitValue, uxReturn;
+EventGroup_t *pxEventBits = ( EventGroup_t * ) xEventGroup;
+BaseType_t xAlreadyYielded;
+BaseType_t xTimeoutOccurred = pdFALSE;
+
+ configASSERT( ( uxBitsToWaitFor & eventEVENT_BITS_CONTROL_BYTES ) == 0 );
+ configASSERT( uxBitsToWaitFor != 0 );
+ #if ( ( INCLUDE_xTaskGetSchedulerState == 1 ) || ( configUSE_TIMERS == 1 ) )
+ {
+ configASSERT( !( ( xTaskGetSchedulerState() == taskSCHEDULER_SUSPENDED ) && ( xTicksToWait != 0 ) ) );
+ }
+ #endif
+
+ vTaskSuspendAll();
+ {
+ uxOriginalBitValue = pxEventBits->uxEventBits;
+
+ ( void ) xEventGroupSetBits( xEventGroup, uxBitsToSet );
+
+ if( ( ( uxOriginalBitValue | uxBitsToSet ) & uxBitsToWaitFor ) == uxBitsToWaitFor )
+ {
+ /* All the rendezvous bits are now set - no need to block. */
+ uxReturn = ( uxOriginalBitValue | uxBitsToSet );
+
+ /* Rendezvous always clear the bits. They will have been cleared
+ already unless this is the only task in the rendezvous. */
+ pxEventBits->uxEventBits &= ~uxBitsToWaitFor;
+
+ xTicksToWait = 0;
+ }
+ else
+ {
+ if( xTicksToWait != ( TickType_t ) 0 )
+ {
+ traceEVENT_GROUP_SYNC_BLOCK( xEventGroup, uxBitsToSet, uxBitsToWaitFor );
+
+ /* Store the bits that the calling task is waiting for in the
+ task's event list item so the kernel knows when a match is
+ found. Then enter the blocked state. */
+ vTaskPlaceOnUnorderedEventList( &( pxEventBits->xTasksWaitingForBits ), ( uxBitsToWaitFor | eventCLEAR_EVENTS_ON_EXIT_BIT | eventWAIT_FOR_ALL_BITS ), xTicksToWait );
+
+ /* This assignment is obsolete as uxReturn will get set after
+ the task unblocks, but some compilers mistakenly generate a
+ warning about uxReturn being returned without being set if the
+ assignment is omitted. */
+ uxReturn = 0;
+ }
+ else
+ {
+ /* The rendezvous bits were not set, but no block time was
+ specified - just return the current event bit value. */
+ uxReturn = pxEventBits->uxEventBits;
+ xTimeoutOccurred = pdTRUE;
+ }
+ }
+ }
+ xAlreadyYielded = xTaskResumeAll();
+
+ if( xTicksToWait != ( TickType_t ) 0 )
+ {
+ if( xAlreadyYielded == pdFALSE )
+ {
+ portYIELD_WITHIN_API();
+ }
+ else
+ {
+ mtCOVERAGE_TEST_MARKER();
+ }
+
+ /* The task blocked to wait for its required bits to be set - at this
+ point either the required bits were set or the block time expired. If
+ the required bits were set they will have been stored in the task's
+ event list item, and they should now be retrieved then cleared. */
+ uxReturn = uxTaskResetEventItemValue();
+
+ if( ( uxReturn & eventUNBLOCKED_DUE_TO_BIT_SET ) == ( EventBits_t ) 0 )
+ {
+ /* The task timed out, just return the current event bit value. */
+ taskENTER_CRITICAL();
+ {
+ uxReturn = pxEventBits->uxEventBits;
+
+ /* Although the task got here because it timed out before the
+ bits it was waiting for were set, it is possible that since it
+ unblocked another task has set the bits. If this is the case
+ then it needs to clear the bits before exiting. */
+ if( ( uxReturn & uxBitsToWaitFor ) == uxBitsToWaitFor )
+ {
+ pxEventBits->uxEventBits &= ~uxBitsToWaitFor;
+ }
+ else
+ {
+ mtCOVERAGE_TEST_MARKER();
+ }
+ }
+ taskEXIT_CRITICAL();
+
+ xTimeoutOccurred = pdTRUE;
+ }
+ else
+ {
+ /* The task unblocked because the bits were set. */
+ }
+
+ /* Control bits might be set as the task had blocked should not be
+ returned. */
+ uxReturn &= ~eventEVENT_BITS_CONTROL_BYTES;
+ }
+
+ traceEVENT_GROUP_SYNC_END( xEventGroup, uxBitsToSet, uxBitsToWaitFor, xTimeoutOccurred );
+
+ /* Prevent compiler warnings when trace macros are not used. */
+ ( void ) xTimeoutOccurred;
+
+ return uxReturn;
+}
+/*-----------------------------------------------------------*/
+
+EventBits_t xEventGroupWaitBits( EventGroupHandle_t xEventGroup, const EventBits_t uxBitsToWaitFor, const BaseType_t xClearOnExit, const BaseType_t xWaitForAllBits, TickType_t xTicksToWait )
+{
+EventGroup_t *pxEventBits = ( EventGroup_t * ) xEventGroup;
+EventBits_t uxReturn, uxControlBits = 0;
+BaseType_t xWaitConditionMet, xAlreadyYielded;
+BaseType_t xTimeoutOccurred = pdFALSE;
+
+ /* Check the user is not attempting to wait on the bits used by the kernel
+ itself, and that at least one bit is being requested. */
+ configASSERT( xEventGroup );
+ configASSERT( ( uxBitsToWaitFor & eventEVENT_BITS_CONTROL_BYTES ) == 0 );
+ configASSERT( uxBitsToWaitFor != 0 );
+ #if ( ( INCLUDE_xTaskGetSchedulerState == 1 ) || ( configUSE_TIMERS == 1 ) )
+ {
+ configASSERT( !( ( xTaskGetSchedulerState() == taskSCHEDULER_SUSPENDED ) && ( xTicksToWait != 0 ) ) );
+ }
+ #endif
+
+ vTaskSuspendAll();
+ {
+ const EventBits_t uxCurrentEventBits = pxEventBits->uxEventBits;
+
+ /* Check to see if the wait condition is already met or not. */
+ xWaitConditionMet = prvTestWaitCondition( uxCurrentEventBits, uxBitsToWaitFor, xWaitForAllBits );
+
+ if( xWaitConditionMet != pdFALSE )
+ {
+ /* The wait condition has already been met so there is no need to
+ block. */
+ uxReturn = uxCurrentEventBits;
+ xTicksToWait = ( TickType_t ) 0;
+
+ /* Clear the wait bits if requested to do so. */
+ if( xClearOnExit != pdFALSE )
+ {
+ pxEventBits->uxEventBits &= ~uxBitsToWaitFor;
+ }
+ else
+ {
+ mtCOVERAGE_TEST_MARKER();
+ }
+ }
+ else if( xTicksToWait == ( TickType_t ) 0 )
+ {
+ /* The wait condition has not been met, but no block time was
+ specified, so just return the current value. */
+ uxReturn = uxCurrentEventBits;
+ xTimeoutOccurred = pdTRUE;
+ }
+ else
+ {
+ /* The task is going to block to wait for its required bits to be
+ set. uxControlBits are used to remember the specified behaviour of
+ this call to xEventGroupWaitBits() - for use when the event bits
+ unblock the task. */
+ if( xClearOnExit != pdFALSE )
+ {
+ uxControlBits |= eventCLEAR_EVENTS_ON_EXIT_BIT;
+ }
+ else
+ {
+ mtCOVERAGE_TEST_MARKER();
+ }
+
+ if( xWaitForAllBits != pdFALSE )
+ {
+ uxControlBits |= eventWAIT_FOR_ALL_BITS;
+ }
+ else
+ {
+ mtCOVERAGE_TEST_MARKER();
+ }
+
+ /* Store the bits that the calling task is waiting for in the
+ task's event list item so the kernel knows when a match is
+ found. Then enter the blocked state. */
+ vTaskPlaceOnUnorderedEventList( &( pxEventBits->xTasksWaitingForBits ), ( uxBitsToWaitFor | uxControlBits ), xTicksToWait );
+
+ /* This is obsolete as it will get set after the task unblocks, but
+ some compilers mistakenly generate a warning about the variable
+ being returned without being set if it is not done. */
+ uxReturn = 0;
+
+ traceEVENT_GROUP_WAIT_BITS_BLOCK( xEventGroup, uxBitsToWaitFor );
+ }
+ }
+ xAlreadyYielded = xTaskResumeAll();
+
+ if( xTicksToWait != ( TickType_t ) 0 )
+ {
+ if( xAlreadyYielded == pdFALSE )
+ {
+ portYIELD_WITHIN_API();
+ }
+ else
+ {
+ mtCOVERAGE_TEST_MARKER();
+ }
+
+ /* The task blocked to wait for its required bits to be set - at this
+ point either the required bits were set or the block time expired. If
+ the required bits were set they will have been stored in the task's
+ event list item, and they should now be retrieved then cleared. */
+ uxReturn = uxTaskResetEventItemValue();
+
+ if( ( uxReturn & eventUNBLOCKED_DUE_TO_BIT_SET ) == ( EventBits_t ) 0 )
+ {
+ taskENTER_CRITICAL();
+ {
+ /* The task timed out, just return the current event bit value. */
+ uxReturn = pxEventBits->uxEventBits;
+
+ /* It is possible that the event bits were updated between this
+ task leaving the Blocked state and running again. */
+ if( prvTestWaitCondition( uxReturn, uxBitsToWaitFor, xWaitForAllBits ) != pdFALSE )
+ {
+ if( xClearOnExit != pdFALSE )
+ {
+ pxEventBits->uxEventBits &= ~uxBitsToWaitFor;
+ }
+ else
+ {
+ mtCOVERAGE_TEST_MARKER();
+ }
+ }
+ else
+ {
+ mtCOVERAGE_TEST_MARKER();
+ }
+ xTimeoutOccurred = pdTRUE;
+ }
+ taskEXIT_CRITICAL();
+ }
+ else
+ {
+ /* The task unblocked because the bits were set. */
+ }
+
+ /* The task blocked so control bits may have been set. */
+ uxReturn &= ~eventEVENT_BITS_CONTROL_BYTES;
+ }
+ traceEVENT_GROUP_WAIT_BITS_END( xEventGroup, uxBitsToWaitFor, xTimeoutOccurred );
+
+ /* Prevent compiler warnings when trace macros are not used. */
+ ( void ) xTimeoutOccurred;
+
+ return uxReturn;
+}
+/*-----------------------------------------------------------*/
+
+EventBits_t xEventGroupClearBits( EventGroupHandle_t xEventGroup, const EventBits_t uxBitsToClear )
+{
+EventGroup_t *pxEventBits = ( EventGroup_t * ) xEventGroup;
+EventBits_t uxReturn;
+
+ /* Check the user is not attempting to clear the bits used by the kernel
+ itself. */
+ configASSERT( xEventGroup );
+ configASSERT( ( uxBitsToClear & eventEVENT_BITS_CONTROL_BYTES ) == 0 );
+
+ taskENTER_CRITICAL();
+ {
+ traceEVENT_GROUP_CLEAR_BITS( xEventGroup, uxBitsToClear );
+
+ /* The value returned is the event group value prior to the bits being
+ cleared. */
+ uxReturn = pxEventBits->uxEventBits;
+
+ /* Clear the bits. */
+ pxEventBits->uxEventBits &= ~uxBitsToClear;
+ }
+ taskEXIT_CRITICAL();
+
+ return uxReturn;
+}
+/*-----------------------------------------------------------*/
+
+#if ( ( configUSE_TRACE_FACILITY == 1 ) && ( INCLUDE_xTimerPendFunctionCall == 1 ) && ( configUSE_TIMERS == 1 ) )
+
+ BaseType_t xEventGroupClearBitsFromISR( EventGroupHandle_t xEventGroup, const EventBits_t uxBitsToClear )
+ {
+ BaseType_t xReturn;
+
+ traceEVENT_GROUP_CLEAR_BITS_FROM_ISR( xEventGroup, uxBitsToClear );
+ xReturn = xTimerPendFunctionCallFromISR( vEventGroupClearBitsCallback, ( void * ) xEventGroup, ( uint32_t ) uxBitsToClear, NULL );
+
+ return xReturn;
+ }
+
+#endif
+/*-----------------------------------------------------------*/
+
+EventBits_t xEventGroupGetBitsFromISR( EventGroupHandle_t xEventGroup )
+{
+UBaseType_t uxSavedInterruptStatus;
+EventGroup_t *pxEventBits = ( EventGroup_t * ) xEventGroup;
+EventBits_t uxReturn;
+
+ uxSavedInterruptStatus = portSET_INTERRUPT_MASK_FROM_ISR();
+ {
+ uxReturn = pxEventBits->uxEventBits;
+ }
+ portCLEAR_INTERRUPT_MASK_FROM_ISR( uxSavedInterruptStatus );
+
+ return uxReturn;
+}
+/*-----------------------------------------------------------*/
+
+EventBits_t xEventGroupSetBits( EventGroupHandle_t xEventGroup, const EventBits_t uxBitsToSet )
+{
+ListItem_t *pxListItem, *pxNext;
+ListItem_t const *pxListEnd;
+List_t *pxList;
+EventBits_t uxBitsToClear = 0, uxBitsWaitedFor, uxControlBits;
+EventGroup_t *pxEventBits = ( EventGroup_t * ) xEventGroup;
+BaseType_t xMatchFound = pdFALSE;
+
+ /* Check the user is not attempting to set the bits used by the kernel
+ itself. */
+ configASSERT( xEventGroup );
+ configASSERT( ( uxBitsToSet & eventEVENT_BITS_CONTROL_BYTES ) == 0 );
+
+ pxList = &( pxEventBits->xTasksWaitingForBits );
+ pxListEnd = listGET_END_MARKER( pxList ); /*lint !e826 !e740 The mini list structure is used as the list end to save RAM. This is checked and valid. */
+ vTaskSuspendAll();
+ {
+ traceEVENT_GROUP_SET_BITS( xEventGroup, uxBitsToSet );
+
+ pxListItem = listGET_HEAD_ENTRY( pxList );
+
+ /* Set the bits. */
+ pxEventBits->uxEventBits |= uxBitsToSet;
+
+ /* See if the new bit value should unblock any tasks. */
+ while( pxListItem != pxListEnd )
+ {
+ pxNext = listGET_NEXT( pxListItem );
+ uxBitsWaitedFor = listGET_LIST_ITEM_VALUE( pxListItem );
+ xMatchFound = pdFALSE;
+
+ /* Split the bits waited for from the control bits. */
+ uxControlBits = uxBitsWaitedFor & eventEVENT_BITS_CONTROL_BYTES;
+ uxBitsWaitedFor &= ~eventEVENT_BITS_CONTROL_BYTES;
+
+ if( ( uxControlBits & eventWAIT_FOR_ALL_BITS ) == ( EventBits_t ) 0 )
+ {
+ /* Just looking for single bit being set. */
+ if( ( uxBitsWaitedFor & pxEventBits->uxEventBits ) != ( EventBits_t ) 0 )
+ {
+ xMatchFound = pdTRUE;
+ }
+ else
+ {
+ mtCOVERAGE_TEST_MARKER();
+ }
+ }
+ else if( ( uxBitsWaitedFor & pxEventBits->uxEventBits ) == uxBitsWaitedFor )
+ {
+ /* All bits are set. */
+ xMatchFound = pdTRUE;
+ }
+ else
+ {
+ /* Need all bits to be set, but not all the bits were set. */
+ }
+
+ if( xMatchFound != pdFALSE )
+ {
+ /* The bits match. Should the bits be cleared on exit? */
+ if( ( uxControlBits & eventCLEAR_EVENTS_ON_EXIT_BIT ) != ( EventBits_t ) 0 )
+ {
+ uxBitsToClear |= uxBitsWaitedFor;
+ }
+ else
+ {
+ mtCOVERAGE_TEST_MARKER();
+ }
+
+ /* Store the actual event flag value in the task's event list
+ item before removing the task from the event list. The
+ eventUNBLOCKED_DUE_TO_BIT_SET bit is set so the task knows
+ that is was unblocked due to its required bits matching, rather
+ than because it timed out. */
+ vTaskRemoveFromUnorderedEventList( pxListItem, pxEventBits->uxEventBits | eventUNBLOCKED_DUE_TO_BIT_SET );
+ }
+
+ /* Move onto the next list item. Note pxListItem->pxNext is not
+ used here as the list item may have been removed from the event list
+ and inserted into the ready/pending reading list. */
+ pxListItem = pxNext;
+ }
+
+ /* Clear any bits that matched when the eventCLEAR_EVENTS_ON_EXIT_BIT
+ bit was set in the control word. */
+ pxEventBits->uxEventBits &= ~uxBitsToClear;
+ }
+ ( void ) xTaskResumeAll();
+
+ return pxEventBits->uxEventBits;
+}
+/*-----------------------------------------------------------*/
+
+void vEventGroupDelete( EventGroupHandle_t xEventGroup )
+{
+EventGroup_t *pxEventBits = ( EventGroup_t * ) xEventGroup;
+const List_t *pxTasksWaitingForBits = &( pxEventBits->xTasksWaitingForBits );
+
+ vTaskSuspendAll();
+ {
+ traceEVENT_GROUP_DELETE( xEventGroup );
+
+ while( listCURRENT_LIST_LENGTH( pxTasksWaitingForBits ) > ( UBaseType_t ) 0 )
+ {
+ /* Unblock the task, returning 0 as the event list is being deleted
+ and cannot therefore have any bits set. */
+ configASSERT( pxTasksWaitingForBits->xListEnd.pxNext != ( const ListItem_t * ) &( pxTasksWaitingForBits->xListEnd ) );
+ vTaskRemoveFromUnorderedEventList( pxTasksWaitingForBits->xListEnd.pxNext, eventUNBLOCKED_DUE_TO_BIT_SET );
+ }
+
+ #if( ( configSUPPORT_DYNAMIC_ALLOCATION == 1 ) && ( configSUPPORT_STATIC_ALLOCATION == 0 ) )
+ {
+ /* The event group can only have been allocated dynamically - free
+ it again. */
+ vPortFree( pxEventBits );
+ }
+ #elif( ( configSUPPORT_DYNAMIC_ALLOCATION == 1 ) && ( configSUPPORT_STATIC_ALLOCATION == 1 ) )
+ {
+ /* The event group could have been allocated statically or
+ dynamically, so check before attempting to free the memory. */
+ if( pxEventBits->ucStaticallyAllocated == ( uint8_t ) pdFALSE )
+ {
+ vPortFree( pxEventBits );
+ }
+ else
+ {
+ mtCOVERAGE_TEST_MARKER();
+ }
+ }
+ #endif /* configSUPPORT_DYNAMIC_ALLOCATION */
+ }
+ ( void ) xTaskResumeAll();
+}
+/*-----------------------------------------------------------*/
+
+/* For internal use only - execute a 'set bits' command that was pended from
+an interrupt. */
+void vEventGroupSetBitsCallback( void *pvEventGroup, const uint32_t ulBitsToSet )
+{
+ ( void ) xEventGroupSetBits( pvEventGroup, ( EventBits_t ) ulBitsToSet );
+}
+/*-----------------------------------------------------------*/
+
+/* For internal use only - execute a 'clear bits' command that was pended from
+an interrupt. */
+void vEventGroupClearBitsCallback( void *pvEventGroup, const uint32_t ulBitsToClear )
+{
+ ( void ) xEventGroupClearBits( pvEventGroup, ( EventBits_t ) ulBitsToClear );
+}
+/*-----------------------------------------------------------*/
+
+static BaseType_t prvTestWaitCondition( const EventBits_t uxCurrentEventBits, const EventBits_t uxBitsToWaitFor, const BaseType_t xWaitForAllBits )
+{
+BaseType_t xWaitConditionMet = pdFALSE;
+
+ if( xWaitForAllBits == pdFALSE )
+ {
+ /* Task only has to wait for one bit within uxBitsToWaitFor to be
+ set. Is one already set? */
+ if( ( uxCurrentEventBits & uxBitsToWaitFor ) != ( EventBits_t ) 0 )
+ {
+ xWaitConditionMet = pdTRUE;
+ }
+ else
+ {
+ mtCOVERAGE_TEST_MARKER();
+ }
+ }
+ else
+ {
+ /* Task has to wait for all the bits in uxBitsToWaitFor to be set.
+ Are they set already? */
+ if( ( uxCurrentEventBits & uxBitsToWaitFor ) == uxBitsToWaitFor )
+ {
+ xWaitConditionMet = pdTRUE;
+ }
+ else
+ {
+ mtCOVERAGE_TEST_MARKER();
+ }
+ }
+
+ return xWaitConditionMet;
+}
+/*-----------------------------------------------------------*/
+
+#if ( ( configUSE_TRACE_FACILITY == 1 ) && ( INCLUDE_xTimerPendFunctionCall == 1 ) && ( configUSE_TIMERS == 1 ) )
+
+ BaseType_t xEventGroupSetBitsFromISR( EventGroupHandle_t xEventGroup, const EventBits_t uxBitsToSet, BaseType_t *pxHigherPriorityTaskWoken )
+ {
+ BaseType_t xReturn;
+
+ traceEVENT_GROUP_SET_BITS_FROM_ISR( xEventGroup, uxBitsToSet );
+ xReturn = xTimerPendFunctionCallFromISR( vEventGroupSetBitsCallback, ( void * ) xEventGroup, ( uint32_t ) uxBitsToSet, pxHigherPriorityTaskWoken );
+
+ return xReturn;
+ }
+
+#endif
+/*-----------------------------------------------------------*/
+
+#if (configUSE_TRACE_FACILITY == 1)
+
+ UBaseType_t uxEventGroupGetNumber( void* xEventGroup )
+ {
+ UBaseType_t xReturn;
+ EventGroup_t *pxEventBits = ( EventGroup_t * ) xEventGroup;
+
+ if( xEventGroup == NULL )
+ {
+ xReturn = 0;
+ }
+ else
+ {
+ xReturn = pxEventBits->uxEventGroupNumber;
+ }
+
+ return xReturn;
+ }
+
+#endif /* configUSE_TRACE_FACILITY */
+/*-----------------------------------------------------------*/
+
+#if ( configUSE_TRACE_FACILITY == 1 )
+
+ void vEventGroupSetNumber( void * xEventGroup, UBaseType_t uxEventGroupNumber )
+ {
+ ( ( EventGroup_t * ) xEventGroup )->uxEventGroupNumber = uxEventGroupNumber;
+ }
+
+#endif /* configUSE_TRACE_FACILITY */
+/*-----------------------------------------------------------*/
+
+
--
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