| /* |
| * FreeRTOS Kernel <DEVELOPMENT BRANCH> |
| * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved. |
| * |
| * SPDX-License-Identifier: MIT |
| * |
| * 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. |
| * |
| * https://www.FreeRTOS.org |
| * https://github.com/FreeRTOS |
| * |
| */ |
| |
| /* |
| * Implementation of the wrapper functions used to raise the processor privilege |
| * before calling a standard FreeRTOS API function. |
| */ |
| |
| /* 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 |
| |
| /* Scheduler includes. */ |
| #include "FreeRTOS.h" |
| #include "task.h" |
| #include "queue.h" |
| #include "timers.h" |
| #include "event_groups.h" |
| #include "stream_buffer.h" |
| #include "mpu_prototypes.h" |
| #include "mpu_syscall_numbers.h" |
| |
| #undef MPU_WRAPPERS_INCLUDED_FROM_API_FILE |
| /*-----------------------------------------------------------*/ |
| |
| #if ( ( portUSING_MPU_WRAPPERS == 1 ) && ( configUSE_MPU_WRAPPERS_V1 == 0 ) ) |
| |
| #ifndef configPROTECTED_KERNEL_OBJECT_POOL_SIZE |
| #error configPROTECTED_KERNEL_OBJECT_POOL_SIZE must be defined to maximum number of kernel objects in the application. |
| #endif |
| |
| /** |
| * @brief Offset added to the index before returning to the user. |
| * |
| * If the actual handle is stored at index i, ( i + INDEX_OFFSET ) |
| * is returned to the user. |
| */ |
| #define INDEX_OFFSET 1 |
| |
| /** |
| * @brief Opaque type for a kernel object. |
| */ |
| struct OpaqueObject; |
| typedef struct OpaqueObject * OpaqueObjectHandle_t; |
| |
| /** |
| * @brief Defines kernel object in the kernel object pool. |
| */ |
| typedef struct KernelObject |
| { |
| OpaqueObjectHandle_t xInternalObjectHandle; |
| uint32_t ulKernelObjectType; |
| void * pvKernelObjectData; |
| } KernelObject_t; |
| |
| /** |
| * @brief Kernel object types. |
| */ |
| #define KERNEL_OBJECT_TYPE_INVALID ( 0UL ) |
| #define KERNEL_OBJECT_TYPE_QUEUE ( 1UL ) |
| #define KERNEL_OBJECT_TYPE_TASK ( 2UL ) |
| #define KERNEL_OBJECT_TYPE_STREAM_BUFFER ( 3UL ) |
| #define KERNEL_OBJECT_TYPE_EVENT_GROUP ( 4UL ) |
| #define KERNEL_OBJECT_TYPE_TIMER ( 5UL ) |
| |
| /** |
| * @brief Checks whether an external index is valid or not. |
| */ |
| #define IS_EXTERNAL_INDEX_VALID( lIndex ) \ |
| ( ( ( ( lIndex ) >= INDEX_OFFSET ) && \ |
| ( ( lIndex ) < ( configPROTECTED_KERNEL_OBJECT_POOL_SIZE + INDEX_OFFSET ) ) ) ? pdTRUE : pdFALSE ) |
| |
| /** |
| * @brief Checks whether an internal index is valid or not. |
| */ |
| #define IS_INTERNAL_INDEX_VALID( lIndex ) \ |
| ( ( ( ( lIndex ) >= 0 ) && \ |
| ( ( lIndex ) < ( configPROTECTED_KERNEL_OBJECT_POOL_SIZE ) ) ) ? pdTRUE : pdFALSE ) |
| |
| /** |
| * @brief Converts an internal index into external. |
| */ |
| #define CONVERT_TO_EXTERNAL_INDEX( lIndex ) ( ( lIndex ) + INDEX_OFFSET ) |
| |
| /** |
| * @brief Converts an external index into internal. |
| */ |
| #define CONVERT_TO_INTERNAL_INDEX( lIndex ) ( ( lIndex ) - INDEX_OFFSET ) |
| |
| /** |
| * @brief Max value that fits in a uint32_t type. |
| */ |
| #define mpuUINT32_MAX ( ~( ( uint32_t ) 0 ) ) |
| |
| /** |
| * @brief Check if multiplying a and b will result in overflow. |
| */ |
| #define mpuMULTIPLY_UINT32_WILL_OVERFLOW( a, b ) ( ( ( a ) > 0 ) && ( ( b ) > ( mpuUINT32_MAX / ( a ) ) ) ) |
| |
| /** |
| * @brief Get the index of a free slot in the kernel object pool. |
| * |
| * If a free slot is found, this function marks the slot as |
| * "not free". |
| * |
| * @return Index of a free slot is returned, if a free slot is |
| * found. Otherwise -1 is returned. |
| */ |
| static int32_t MPU_GetFreeIndexInKernelObjectPool( void ) PRIVILEGED_FUNCTION; |
| |
| /** |
| * @brief Set the given index as free in the kernel object pool. |
| * |
| * @param lIndex The index to set as free. |
| */ |
| static void MPU_SetIndexFreeInKernelObjectPool( int32_t lIndex ) PRIVILEGED_FUNCTION; |
| |
| /** |
| * @brief Get the index at which a given kernel object is stored. |
| * |
| * @param xHandle The given kernel object handle. |
| * @param ulKernelObjectType The kernel object type. |
| * |
| * @return Index at which the kernel object is stored if it is a valid |
| * handle, -1 otherwise. |
| */ |
| static int32_t MPU_GetIndexForHandle( OpaqueObjectHandle_t xHandle, |
| uint32_t ulKernelObjectType ) PRIVILEGED_FUNCTION; |
| |
| /** |
| * @brief Store the given kernel object handle at the given index in |
| * the kernel object pool. |
| * |
| * @param lIndex Index to store the given handle at. |
| * @param xHandle Kernel object handle to store. |
| * @param pvKernelObjectData The data associated with the kernel object. |
| * Currently, only used for timer objects to store timer callback. |
| * @param ulKernelObjectType The kernel object type. |
| */ |
| static void MPU_StoreHandleAndDataAtIndex( int32_t lIndex, |
| OpaqueObjectHandle_t xHandle, |
| void * pvKernelObjectData, |
| uint32_t ulKernelObjectType ) PRIVILEGED_FUNCTION; |
| |
| /** |
| * @brief Get the kernel object handle at the given index from |
| * the kernel object pool. |
| * |
| * @param lIndex Index at which to get the kernel object handle. |
| * @param ulKernelObjectType The kernel object type. |
| * |
| * @return The kernel object handle at the index. |
| */ |
| static OpaqueObjectHandle_t MPU_GetHandleAtIndex( int32_t lIndex, |
| uint32_t ulKernelObjectType ) PRIVILEGED_FUNCTION; |
| |
| #if ( configUSE_TIMERS == 1 ) |
| |
| /** |
| * @brief The function registered as callback for all the timers. |
| * |
| * We intercept all the timer callbacks so that we can call application |
| * callbacks with opaque handle. |
| * |
| * @param xInternalHandle The internal timer handle. |
| */ |
| static void MPU_TimerCallback( TimerHandle_t xInternalHandle ) PRIVILEGED_FUNCTION; |
| |
| #endif /* #if ( configUSE_TIMERS == 1 ) */ |
| |
| /* |
| * Wrappers to keep all the casting in one place. |
| */ |
| #define MPU_StoreQueueHandleAtIndex( lIndex, xHandle ) MPU_StoreHandleAndDataAtIndex( ( lIndex ), ( OpaqueObjectHandle_t ) ( xHandle ), NULL, KERNEL_OBJECT_TYPE_QUEUE ) |
| #define MPU_GetQueueHandleAtIndex( lIndex ) ( QueueHandle_t ) MPU_GetHandleAtIndex( ( lIndex ), KERNEL_OBJECT_TYPE_QUEUE ) |
| |
| #if ( configUSE_QUEUE_SETS == 1 ) |
| #define MPU_StoreQueueSetHandleAtIndex( lIndex, xHandle ) MPU_StoreHandleAndDataAtIndex( ( lIndex ), ( OpaqueObjectHandle_t ) ( xHandle ), NULL, KERNEL_OBJECT_TYPE_QUEUE ) |
| #define MPU_GetQueueSetHandleAtIndex( lIndex ) ( QueueSetHandle_t ) MPU_GetHandleAtIndex( ( lIndex ), KERNEL_OBJECT_TYPE_QUEUE ) |
| #define MPU_StoreQueueSetMemberHandleAtIndex( lIndex, xHandle ) MPU_StoreHandleAndDataAtIndex( ( lIndex ), ( OpaqueObjectHandle_t ) ( xHandle ), NULL, KERNEL_OBJECT_TYPE_QUEUE ) |
| #define MPU_GetQueueSetMemberHandleAtIndex( lIndex ) ( QueueSetMemberHandle_t ) MPU_GetHandleAtIndex( ( lIndex ), KERNEL_OBJECT_TYPE_QUEUE ) |
| #define MPU_GetIndexForQueueSetMemberHandle( xHandle ) MPU_GetIndexForHandle( ( OpaqueObjectHandle_t ) ( xHandle ), KERNEL_OBJECT_TYPE_QUEUE ) |
| #endif |
| |
| /* |
| * Wrappers to keep all the casting in one place for Task APIs. |
| */ |
| #define MPU_StoreTaskHandleAtIndex( lIndex, xHandle ) MPU_StoreHandleAndDataAtIndex( ( lIndex ), ( OpaqueObjectHandle_t ) ( xHandle ), NULL, KERNEL_OBJECT_TYPE_TASK ) |
| #define MPU_GetTaskHandleAtIndex( lIndex ) ( TaskHandle_t ) MPU_GetHandleAtIndex( ( lIndex ), KERNEL_OBJECT_TYPE_TASK ) |
| #define MPU_GetIndexForTaskHandle( xHandle ) MPU_GetIndexForHandle( ( OpaqueObjectHandle_t ) ( xHandle ), KERNEL_OBJECT_TYPE_TASK ) |
| |
| /* |
| * Wrappers to keep all the casting in one place for Event Group APIs. |
| */ |
| #define MPU_StoreEventGroupHandleAtIndex( lIndex, xHandle ) MPU_StoreHandleAndDataAtIndex( ( lIndex ), ( OpaqueObjectHandle_t ) ( xHandle ), NULL, KERNEL_OBJECT_TYPE_EVENT_GROUP ) |
| #define MPU_GetEventGroupHandleAtIndex( lIndex ) ( EventGroupHandle_t ) MPU_GetHandleAtIndex( ( lIndex ), KERNEL_OBJECT_TYPE_EVENT_GROUP ) |
| #define MPU_GetIndexForEventGroupHandle( xHandle ) MPU_GetIndexForHandle( ( OpaqueObjectHandle_t ) ( xHandle ), KERNEL_OBJECT_TYPE_EVENT_GROUP ) |
| |
| /* |
| * Wrappers to keep all the casting in one place for Stream Buffer APIs. |
| */ |
| #define MPU_StoreStreamBufferHandleAtIndex( lIndex, xHandle ) MPU_StoreHandleAndDataAtIndex( ( lIndex ), ( OpaqueObjectHandle_t ) ( xHandle), NULL, KERNEL_OBJECT_TYPE_STREAM_BUFFER ) |
| #define MPU_GetStreamBufferHandleAtIndex( lIndex ) ( StreamBufferHandle_t ) MPU_GetHandleAtIndex( ( lIndex ), KERNEL_OBJECT_TYPE_STREAM_BUFFER ) |
| #define MPU_GetIndexForStreamBufferHandle( xHandle ) MPU_GetIndexForHandle( ( OpaqueObjectHandle_t ) ( xHandle ), KERNEL_OBJECT_TYPE_STREAM_BUFFER ) |
| |
| #if ( configUSE_TIMERS == 1 ) |
| |
| /* |
| * Wrappers to keep all the casting in one place for Timer APIs. |
| */ |
| #define MPU_StoreTimerHandleAtIndex( lIndex, xHandle, pxApplicationCallback ) MPU_StoreHandleAndDataAtIndex( ( lIndex ), ( OpaqueObjectHandle_t ) ( xHandle ), ( void * ) ( pxApplicationCallback ), KERNEL_OBJECT_TYPE_TIMER ) |
| #define MPU_GetTimerHandleAtIndex( lIndex ) ( TimerHandle_t ) MPU_GetHandleAtIndex( ( lIndex ), KERNEL_OBJECT_TYPE_TIMER ) |
| #define MPU_GetIndexForTimerHandle( xHandle ) MPU_GetIndexForHandle( ( OpaqueObjectHandle_t ) ( xHandle ), KERNEL_OBJECT_TYPE_TIMER ) |
| |
| #endif /* #if ( configUSE_TIMERS == 1 ) */ |
| |
| /*-----------------------------------------------------------*/ |
| |
| /** |
| * @brief Kernel object pool. |
| */ |
| PRIVILEGED_DATA static KernelObject_t xKernelObjectPool[ configPROTECTED_KERNEL_OBJECT_POOL_SIZE ] = { 0 }; |
| /*-----------------------------------------------------------*/ |
| |
| static int32_t MPU_GetFreeIndexInKernelObjectPool( void ) /* PRIVILEGED_FUNCTION */ |
| { |
| int32_t i, lFreeIndex = -1; |
| |
| /* This function is called only from resource create APIs |
| * which are not supposed to be called from ISRs. Therefore, |
| * we only need to suspend the scheduler and do not require |
| * critical section. */ |
| vTaskSuspendAll(); |
| { |
| for( i = 0; i < configPROTECTED_KERNEL_OBJECT_POOL_SIZE; i++ ) |
| { |
| if( xKernelObjectPool[ i ].xInternalObjectHandle == NULL ) |
| { |
| /* Mark this index as not free. */ |
| xKernelObjectPool[ i ].xInternalObjectHandle = ( OpaqueObjectHandle_t ) ( ~0U ); |
| lFreeIndex = i; |
| break; |
| } |
| } |
| } |
| ( void ) xTaskResumeAll(); |
| |
| return lFreeIndex; |
| } |
| /*-----------------------------------------------------------*/ |
| |
| static void MPU_SetIndexFreeInKernelObjectPool( int32_t lIndex ) /* PRIVILEGED_FUNCTION */ |
| { |
| configASSERT( IS_INTERNAL_INDEX_VALID( lIndex ) != pdFALSE ); |
| |
| taskENTER_CRITICAL(); |
| { |
| xKernelObjectPool[ lIndex ].xInternalObjectHandle = NULL; |
| xKernelObjectPool[ lIndex ].ulKernelObjectType = KERNEL_OBJECT_TYPE_INVALID; |
| xKernelObjectPool[ lIndex ].pvKernelObjectData = NULL; |
| } |
| taskEXIT_CRITICAL(); |
| } |
| /*-----------------------------------------------------------*/ |
| |
| static int32_t MPU_GetIndexForHandle( OpaqueObjectHandle_t xHandle, |
| uint32_t ulKernelObjectType ) /* PRIVILEGED_FUNCTION */ |
| { |
| int32_t i, lIndex = -1; |
| |
| configASSERT( xHandle != NULL ); |
| |
| for( i = 0; i < configPROTECTED_KERNEL_OBJECT_POOL_SIZE; i++ ) |
| { |
| if( ( xKernelObjectPool[ i ].xInternalObjectHandle == xHandle ) && |
| ( xKernelObjectPool[ i ].ulKernelObjectType == ulKernelObjectType ) ) |
| { |
| lIndex = i; |
| break; |
| } |
| } |
| |
| return lIndex; |
| } |
| /*-----------------------------------------------------------*/ |
| |
| static void MPU_StoreHandleAndDataAtIndex( int32_t lIndex, |
| OpaqueObjectHandle_t xHandle, |
| void * pvKernelObjectData, |
| uint32_t ulKernelObjectType ) /* PRIVILEGED_FUNCTION */ |
| { |
| configASSERT( IS_INTERNAL_INDEX_VALID( lIndex ) != pdFALSE ); |
| xKernelObjectPool[ lIndex ].xInternalObjectHandle = xHandle; |
| xKernelObjectPool[ lIndex ].ulKernelObjectType = ulKernelObjectType; |
| xKernelObjectPool[ lIndex ].pvKernelObjectData = pvKernelObjectData; |
| } |
| /*-----------------------------------------------------------*/ |
| |
| static OpaqueObjectHandle_t MPU_GetHandleAtIndex( int32_t lIndex, |
| uint32_t ulKernelObjectType ) /* PRIVILEGED_FUNCTION */ |
| { |
| OpaqueObjectHandle_t xObjectHandle = NULL; |
| |
| configASSERT( IS_INTERNAL_INDEX_VALID( lIndex ) != pdFALSE ); |
| |
| if( xKernelObjectPool[ lIndex ].ulKernelObjectType == ulKernelObjectType ) |
| { |
| xObjectHandle = xKernelObjectPool[ lIndex ].xInternalObjectHandle; |
| } |
| |
| return xObjectHandle; |
| } |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configENABLE_ACCESS_CONTROL_LIST == 1 ) |
| |
| void vGrantAccessToKernelObject( TaskHandle_t xExternalTaskHandle, |
| int32_t lExternalKernelObjectHandle ) /* PRIVILEGED_FUNCTION */ |
| { |
| int32_t lExternalTaskIndex; |
| TaskHandle_t xInternalTaskHandle = NULL; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lExternalKernelObjectHandle ) != pdFALSE ) |
| { |
| if( xExternalTaskHandle == NULL ) |
| { |
| vPortGrantAccessToKernelObject( xExternalTaskHandle, CONVERT_TO_INTERNAL_INDEX( lExternalKernelObjectHandle ) ); |
| } |
| else |
| { |
| lExternalTaskIndex = ( int32_t ) xExternalTaskHandle; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lExternalTaskIndex ) != pdFALSE ) |
| { |
| xInternalTaskHandle = MPU_GetTaskHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lExternalTaskIndex ) ); |
| |
| if( xInternalTaskHandle != NULL ) |
| { |
| vPortGrantAccessToKernelObject( xInternalTaskHandle, |
| CONVERT_TO_INTERNAL_INDEX( lExternalKernelObjectHandle ) ); |
| } |
| } |
| } |
| } |
| } |
| |
| #endif /* #if ( configENABLE_ACCESS_CONTROL_LIST == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configENABLE_ACCESS_CONTROL_LIST == 1 ) |
| |
| void vRevokeAccessToKernelObject( TaskHandle_t xExternalTaskHandle, |
| int32_t lExternalKernelObjectHandle ) /* PRIVILEGED_FUNCTION */ |
| { |
| int32_t lExternalTaskIndex; |
| TaskHandle_t xInternalTaskHandle = NULL; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lExternalKernelObjectHandle ) != pdFALSE ) |
| { |
| if( xExternalTaskHandle == NULL ) |
| { |
| vPortRevokeAccessToKernelObject( xExternalTaskHandle, CONVERT_TO_INTERNAL_INDEX( lExternalKernelObjectHandle ) ); |
| } |
| else |
| { |
| lExternalTaskIndex = ( int32_t ) xExternalTaskHandle; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lExternalTaskIndex ) != pdFALSE ) |
| { |
| xInternalTaskHandle = MPU_GetTaskHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lExternalTaskIndex ) ); |
| |
| if( xInternalTaskHandle != NULL ) |
| { |
| vPortRevokeAccessToKernelObject( xInternalTaskHandle, |
| CONVERT_TO_INTERNAL_INDEX( lExternalKernelObjectHandle ) ); |
| } |
| } |
| } |
| } |
| } |
| |
| #endif /* #if ( configENABLE_ACCESS_CONTROL_LIST == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configUSE_TIMERS == 1 ) |
| |
| static void MPU_TimerCallback( TimerHandle_t xInternalHandle ) /* PRIVILEGED_FUNCTION */ |
| { |
| int32_t i, lIndex = -1; |
| TimerHandle_t xExternalHandle = NULL; |
| TimerCallbackFunction_t pxApplicationCallBack = NULL; |
| |
| /* Coming from the timer task and therefore, should be valid. */ |
| configASSERT( xInternalHandle != NULL ); |
| |
| for( i = 0; i < configPROTECTED_KERNEL_OBJECT_POOL_SIZE; i++ ) |
| { |
| if( ( ( TimerHandle_t ) xKernelObjectPool[ i ].xInternalObjectHandle == xInternalHandle ) && |
| ( xKernelObjectPool[ i ].ulKernelObjectType == KERNEL_OBJECT_TYPE_TIMER ) ) |
| { |
| lIndex = i; |
| break; |
| } |
| } |
| |
| configASSERT( lIndex != -1 ); |
| xExternalHandle = ( TimerHandle_t ) CONVERT_TO_EXTERNAL_INDEX( lIndex ); |
| |
| pxApplicationCallBack = ( TimerCallbackFunction_t ) xKernelObjectPool[ lIndex ].pvKernelObjectData; |
| pxApplicationCallBack( xExternalHandle ); |
| } |
| |
| #endif /* #if ( configUSE_TIMERS == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| /*-----------------------------------------------------------*/ |
| /* MPU wrappers for tasks APIs. */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( INCLUDE_xTaskDelayUntil == 1 ) |
| |
| BaseType_t MPU_xTaskDelayUntilImpl( TickType_t * const pxPreviousWakeTime, |
| TickType_t xTimeIncrement ) PRIVILEGED_FUNCTION; |
| |
| BaseType_t MPU_xTaskDelayUntilImpl( TickType_t * const pxPreviousWakeTime, |
| TickType_t xTimeIncrement ) /* PRIVILEGED_FUNCTION */ |
| { |
| BaseType_t xReturn = pdFAIL; |
| BaseType_t xIsPreviousWakeTimeAccessible = pdFALSE; |
| |
| if( ( pxPreviousWakeTime != NULL ) && ( xTimeIncrement > 0U ) ) |
| { |
| xIsPreviousWakeTimeAccessible = xPortIsAuthorizedToAccessBuffer( pxPreviousWakeTime, |
| sizeof( TickType_t ), |
| ( tskMPU_WRITE_PERMISSION | tskMPU_READ_PERMISSION ) ); |
| |
| if( xIsPreviousWakeTimeAccessible == pdTRUE ) |
| { |
| xReturn = xTaskDelayUntil( pxPreviousWakeTime, xTimeIncrement ); |
| } |
| } |
| |
| return xReturn; |
| } |
| |
| #endif /* if ( INCLUDE_xTaskDelayUntil == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( INCLUDE_xTaskAbortDelay == 1 ) |
| |
| BaseType_t MPU_xTaskAbortDelayImpl( TaskHandle_t xTask ) PRIVILEGED_FUNCTION; |
| |
| BaseType_t MPU_xTaskAbortDelayImpl( TaskHandle_t xTask ) /* PRIVILEGED_FUNCTION */ |
| { |
| BaseType_t xReturn = pdFAIL; |
| BaseType_t xCallingTaskIsAuthorizedToAccessTask = pdFALSE; |
| TaskHandle_t xInternalTaskHandle = NULL; |
| int32_t lIndex; |
| |
| lIndex = ( int32_t ) xTask; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessTask = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessTask == pdTRUE ) |
| { |
| xInternalTaskHandle = MPU_GetTaskHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTaskHandle != NULL ) |
| { |
| xReturn = xTaskAbortDelay( xInternalTaskHandle ); |
| } |
| } |
| } |
| |
| return xReturn; |
| } |
| |
| #endif /* if ( INCLUDE_xTaskAbortDelay == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( INCLUDE_vTaskDelay == 1 ) |
| |
| void MPU_vTaskDelayImpl( TickType_t xTicksToDelay ) PRIVILEGED_FUNCTION; |
| |
| void MPU_vTaskDelayImpl( TickType_t xTicksToDelay ) /* PRIVILEGED_FUNCTION */ |
| { |
| vTaskDelay( xTicksToDelay ); |
| } |
| |
| #endif /* if ( INCLUDE_vTaskDelay == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( INCLUDE_uxTaskPriorityGet == 1 ) |
| |
| UBaseType_t MPU_uxTaskPriorityGetImpl( const TaskHandle_t pxTask ) PRIVILEGED_FUNCTION; |
| |
| UBaseType_t MPU_uxTaskPriorityGetImpl( const TaskHandle_t pxTask ) /* PRIVILEGED_FUNCTION */ |
| { |
| UBaseType_t uxReturn = configMAX_PRIORITIES; |
| BaseType_t xCallingTaskIsAuthorizedToAccessTask = pdFALSE; |
| int32_t lIndex; |
| TaskHandle_t xInternalTaskHandle = NULL; |
| |
| if( pxTask == NULL ) |
| { |
| uxReturn = uxTaskPriorityGet( pxTask ); |
| } |
| else |
| { |
| lIndex = ( int32_t ) pxTask; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessTask = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessTask == pdTRUE ) |
| { |
| xInternalTaskHandle = MPU_GetTaskHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTaskHandle != NULL ) |
| { |
| uxReturn = uxTaskPriorityGet( xInternalTaskHandle ); |
| } |
| } |
| } |
| } |
| |
| return uxReturn; |
| } |
| |
| #endif /* if ( INCLUDE_uxTaskPriorityGet == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( INCLUDE_eTaskGetState == 1 ) |
| |
| eTaskState MPU_eTaskGetStateImpl( TaskHandle_t pxTask ) PRIVILEGED_FUNCTION; |
| |
| eTaskState MPU_eTaskGetStateImpl( TaskHandle_t pxTask ) /* PRIVILEGED_FUNCTION */ |
| { |
| eTaskState eReturn = eInvalid; |
| TaskHandle_t xInternalTaskHandle = NULL; |
| int32_t lIndex; |
| BaseType_t xCallingTaskIsAuthorizedToAccessTask = pdFALSE; |
| |
| lIndex = ( int32_t ) pxTask; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessTask = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessTask == pdTRUE ) |
| { |
| xInternalTaskHandle = MPU_GetTaskHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTaskHandle != NULL ) |
| { |
| eReturn = eTaskGetState( xInternalTaskHandle ); |
| } |
| } |
| } |
| |
| return eReturn; |
| } |
| |
| #endif /* if ( INCLUDE_eTaskGetState == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configUSE_TRACE_FACILITY == 1 ) |
| |
| void MPU_vTaskGetInfoImpl( TaskHandle_t xTask, |
| TaskStatus_t * pxTaskStatus, |
| BaseType_t xGetFreeStackSpace, |
| eTaskState eState ) PRIVILEGED_FUNCTION; |
| |
| void MPU_vTaskGetInfoImpl( TaskHandle_t xTask, |
| TaskStatus_t * pxTaskStatus, |
| BaseType_t xGetFreeStackSpace, |
| eTaskState eState ) /* PRIVILEGED_FUNCTION */ |
| { |
| int32_t lIndex; |
| TaskHandle_t xInternalTaskHandle = NULL; |
| BaseType_t xIsTaskStatusWriteable = pdFALSE; |
| BaseType_t xCallingTaskIsAuthorizedToAccessTask = pdFALSE; |
| |
| xIsTaskStatusWriteable = xPortIsAuthorizedToAccessBuffer( pxTaskStatus, |
| sizeof( TaskStatus_t ), |
| tskMPU_WRITE_PERMISSION ); |
| |
| if( xIsTaskStatusWriteable == pdTRUE ) |
| { |
| if( xTask == NULL ) |
| { |
| vTaskGetInfo( xTask, pxTaskStatus, xGetFreeStackSpace, eState ); |
| } |
| else |
| { |
| lIndex = ( int32_t ) xTask; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessTask = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessTask == pdTRUE ) |
| { |
| xInternalTaskHandle = MPU_GetTaskHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTaskHandle != NULL ) |
| { |
| vTaskGetInfo( xInternalTaskHandle, pxTaskStatus, xGetFreeStackSpace, eState ); |
| } |
| } |
| } |
| } |
| } |
| } |
| |
| #endif /* if ( configUSE_TRACE_FACILITY == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( INCLUDE_xTaskGetIdleTaskHandle == 1 ) |
| |
| TaskHandle_t MPU_xTaskGetIdleTaskHandleImpl( void ) PRIVILEGED_FUNCTION; |
| |
| TaskHandle_t MPU_xTaskGetIdleTaskHandleImpl( void ) /* PRIVILEGED_FUNCTION */ |
| { |
| TaskHandle_t xIdleTaskHandle = NULL; |
| |
| xIdleTaskHandle = xTaskGetIdleTaskHandle(); |
| |
| return xIdleTaskHandle; |
| } |
| |
| #endif /* if ( INCLUDE_xTaskGetIdleTaskHandle == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( INCLUDE_vTaskSuspend == 1 ) |
| |
| void MPU_vTaskSuspendImpl( TaskHandle_t pxTaskToSuspend ) PRIVILEGED_FUNCTION; |
| |
| void MPU_vTaskSuspendImpl( TaskHandle_t pxTaskToSuspend ) /* PRIVILEGED_FUNCTION */ |
| { |
| int32_t lIndex; |
| TaskHandle_t xInternalTaskHandle = NULL; |
| BaseType_t xCallingTaskIsAuthorizedToAccessTask = pdFALSE; |
| |
| if( pxTaskToSuspend == NULL ) |
| { |
| vTaskSuspend( pxTaskToSuspend ); |
| } |
| else |
| { |
| /* After the scheduler starts, only privileged tasks are allowed |
| * to suspend other tasks. */ |
| #if ( INCLUDE_xTaskGetSchedulerState == 1 ) |
| if( ( xTaskGetSchedulerState() == taskSCHEDULER_NOT_STARTED ) || ( portIS_TASK_PRIVILEGED() == pdTRUE ) ) |
| #else |
| if( portIS_TASK_PRIVILEGED() == pdTRUE ) |
| #endif |
| { |
| lIndex = ( int32_t ) pxTaskToSuspend; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessTask = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessTask == pdTRUE ) |
| { |
| xInternalTaskHandle = MPU_GetTaskHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTaskHandle != NULL ) |
| { |
| vTaskSuspend( xInternalTaskHandle ); |
| } |
| } |
| } |
| } |
| } |
| } |
| |
| #endif /* if ( INCLUDE_vTaskSuspend == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( INCLUDE_vTaskSuspend == 1 ) |
| |
| void MPU_vTaskResumeImpl( TaskHandle_t pxTaskToResume ) PRIVILEGED_FUNCTION; |
| |
| void MPU_vTaskResumeImpl( TaskHandle_t pxTaskToResume ) /* PRIVILEGED_FUNCTION */ |
| { |
| int32_t lIndex; |
| TaskHandle_t xInternalTaskHandle = NULL; |
| BaseType_t xCallingTaskIsAuthorizedToAccessTask = pdFALSE; |
| |
| lIndex = ( int32_t ) pxTaskToResume; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessTask = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessTask == pdTRUE ) |
| { |
| xInternalTaskHandle = MPU_GetTaskHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTaskHandle != NULL ) |
| { |
| vTaskResume( xInternalTaskHandle ); |
| } |
| } |
| } |
| } |
| |
| #endif /* if ( INCLUDE_vTaskSuspend == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| TickType_t MPU_xTaskGetTickCountImpl( void ) PRIVILEGED_FUNCTION; |
| |
| TickType_t MPU_xTaskGetTickCountImpl( void ) /* PRIVILEGED_FUNCTION */ |
| { |
| TickType_t xReturn; |
| |
| xReturn = xTaskGetTickCount(); |
| |
| return xReturn; |
| } |
| /*-----------------------------------------------------------*/ |
| |
| UBaseType_t MPU_uxTaskGetNumberOfTasksImpl( void ) PRIVILEGED_FUNCTION; |
| |
| UBaseType_t MPU_uxTaskGetNumberOfTasksImpl( void ) /* PRIVILEGED_FUNCTION */ |
| { |
| UBaseType_t uxReturn; |
| |
| uxReturn = uxTaskGetNumberOfTasks(); |
| |
| return uxReturn; |
| } |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configGENERATE_RUN_TIME_STATS == 1 ) |
| |
| configRUN_TIME_COUNTER_TYPE MPU_ulTaskGetRunTimeCounterImpl( const TaskHandle_t xTask ) PRIVILEGED_FUNCTION; |
| |
| configRUN_TIME_COUNTER_TYPE MPU_ulTaskGetRunTimeCounterImpl( const TaskHandle_t xTask ) /* PRIVILEGED_FUNCTION */ |
| { |
| configRUN_TIME_COUNTER_TYPE xReturn = 0; |
| int32_t lIndex; |
| TaskHandle_t xInternalTaskHandle = NULL; |
| BaseType_t xCallingTaskIsAuthorizedToAccessTask = pdFALSE; |
| |
| if( xTask == NULL ) |
| { |
| xReturn = ulTaskGetRunTimeCounter( xTask ); |
| } |
| else |
| { |
| lIndex = ( int32_t ) xTask; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessTask = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessTask == pdTRUE ) |
| { |
| xInternalTaskHandle = MPU_GetTaskHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTaskHandle != NULL ) |
| { |
| xReturn = ulTaskGetRunTimeCounter( xInternalTaskHandle ); |
| } |
| } |
| } |
| } |
| |
| return xReturn; |
| } |
| |
| #endif /* if ( ( configGENERATE_RUN_TIME_STATS == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configGENERATE_RUN_TIME_STATS == 1 ) |
| |
| configRUN_TIME_COUNTER_TYPE MPU_ulTaskGetRunTimePercentImpl( const TaskHandle_t xTask ) PRIVILEGED_FUNCTION; |
| |
| configRUN_TIME_COUNTER_TYPE MPU_ulTaskGetRunTimePercentImpl( const TaskHandle_t xTask ) /* PRIVILEGED_FUNCTION */ |
| { |
| configRUN_TIME_COUNTER_TYPE xReturn = 0; |
| int32_t lIndex; |
| TaskHandle_t xInternalTaskHandle = NULL; |
| BaseType_t xCallingTaskIsAuthorizedToAccessTask = pdFALSE; |
| |
| if( xTask == NULL ) |
| { |
| xReturn = ulTaskGetRunTimePercent( xTask ); |
| } |
| else |
| { |
| lIndex = ( int32_t ) xTask; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessTask = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessTask == pdTRUE ) |
| { |
| xInternalTaskHandle = MPU_GetTaskHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTaskHandle != NULL ) |
| { |
| xReturn = ulTaskGetRunTimePercent( xInternalTaskHandle ); |
| } |
| } |
| } |
| } |
| |
| return xReturn; |
| } |
| |
| #endif /* if ( ( configGENERATE_RUN_TIME_STATS == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( ( configGENERATE_RUN_TIME_STATS == 1 ) && ( INCLUDE_xTaskGetIdleTaskHandle == 1 ) ) |
| |
| configRUN_TIME_COUNTER_TYPE MPU_ulTaskGetIdleRunTimePercentImpl( void ) PRIVILEGED_FUNCTION; |
| |
| configRUN_TIME_COUNTER_TYPE MPU_ulTaskGetIdleRunTimePercentImpl( void ) /* PRIVILEGED_FUNCTION */ |
| { |
| configRUN_TIME_COUNTER_TYPE xReturn; |
| |
| xReturn = ulTaskGetIdleRunTimePercent(); |
| |
| return xReturn; |
| } |
| |
| #endif /* if ( ( configGENERATE_RUN_TIME_STATS == 1 ) && ( INCLUDE_xTaskGetIdleTaskHandle == 1 ) ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( ( configGENERATE_RUN_TIME_STATS == 1 ) && ( INCLUDE_xTaskGetIdleTaskHandle == 1 ) ) |
| |
| configRUN_TIME_COUNTER_TYPE MPU_ulTaskGetIdleRunTimeCounterImpl( void ) PRIVILEGED_FUNCTION; |
| |
| configRUN_TIME_COUNTER_TYPE MPU_ulTaskGetIdleRunTimeCounterImpl( void ) /* PRIVILEGED_FUNCTION */ |
| { |
| configRUN_TIME_COUNTER_TYPE xReturn; |
| |
| xReturn = ulTaskGetIdleRunTimeCounter(); |
| |
| return xReturn; |
| } |
| |
| #endif /* if ( ( configGENERATE_RUN_TIME_STATS == 1 ) && ( INCLUDE_xTaskGetIdleTaskHandle == 1 ) ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configUSE_APPLICATION_TASK_TAG == 1 ) |
| |
| void MPU_vTaskSetApplicationTaskTagImpl( TaskHandle_t xTask, |
| TaskHookFunction_t pxTagValue ) PRIVILEGED_FUNCTION; |
| |
| void MPU_vTaskSetApplicationTaskTagImpl( TaskHandle_t xTask, |
| TaskHookFunction_t pxTagValue ) /* PRIVILEGED_FUNCTION */ |
| { |
| TaskHandle_t xInternalTaskHandle = NULL; |
| int32_t lIndex; |
| BaseType_t xCallingTaskIsAuthorizedToAccessTask = pdFALSE; |
| |
| if( xTask == NULL ) |
| { |
| vTaskSetApplicationTaskTag( xTask, pxTagValue ); |
| } |
| else |
| { |
| lIndex = ( int32_t ) xTask; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessTask = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessTask == pdTRUE ) |
| { |
| xInternalTaskHandle = MPU_GetTaskHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTaskHandle != NULL ) |
| { |
| vTaskSetApplicationTaskTag( xInternalTaskHandle, pxTagValue ); |
| } |
| } |
| } |
| } |
| } |
| |
| #endif /* if ( configUSE_APPLICATION_TASK_TAG == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configUSE_APPLICATION_TASK_TAG == 1 ) |
| |
| TaskHookFunction_t MPU_xTaskGetApplicationTaskTagImpl( TaskHandle_t xTask ) PRIVILEGED_FUNCTION; |
| |
| TaskHookFunction_t MPU_xTaskGetApplicationTaskTagImpl( TaskHandle_t xTask ) /* PRIVILEGED_FUNCTION */ |
| { |
| TaskHookFunction_t xReturn = NULL; |
| int32_t lIndex; |
| TaskHandle_t xInternalTaskHandle = NULL; |
| BaseType_t xCallingTaskIsAuthorizedToAccessTask = pdFALSE; |
| |
| if( xTask == NULL ) |
| { |
| xReturn = xTaskGetApplicationTaskTag( xTask ); |
| } |
| else |
| { |
| lIndex = ( int32_t ) xTask; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessTask = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessTask == pdTRUE ) |
| { |
| xInternalTaskHandle = MPU_GetTaskHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTaskHandle != NULL ) |
| { |
| xReturn = xTaskGetApplicationTaskTag( xInternalTaskHandle ); |
| } |
| } |
| } |
| } |
| |
| return xReturn; |
| } |
| |
| #endif /* if ( configUSE_APPLICATION_TASK_TAG == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configNUM_THREAD_LOCAL_STORAGE_POINTERS != 0 ) |
| |
| void MPU_vTaskSetThreadLocalStoragePointerImpl( TaskHandle_t xTaskToSet, |
| BaseType_t xIndex, |
| void * pvValue ) PRIVILEGED_FUNCTION; |
| |
| void MPU_vTaskSetThreadLocalStoragePointerImpl( TaskHandle_t xTaskToSet, |
| BaseType_t xIndex, |
| void * pvValue ) /* PRIVILEGED_FUNCTION */ |
| { |
| int32_t lIndex; |
| TaskHandle_t xInternalTaskHandle = NULL; |
| BaseType_t xCallingTaskIsAuthorizedToAccessTask = pdFALSE; |
| |
| if( xTaskToSet == NULL ) |
| { |
| vTaskSetThreadLocalStoragePointer( xTaskToSet, xIndex, pvValue ); |
| } |
| else |
| { |
| lIndex = ( int32_t ) xTaskToSet; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessTask = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessTask == pdTRUE ) |
| { |
| xInternalTaskHandle = MPU_GetTaskHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTaskHandle != NULL ) |
| { |
| vTaskSetThreadLocalStoragePointer( xInternalTaskHandle, xIndex, pvValue ); |
| } |
| } |
| } |
| } |
| } |
| |
| #endif /* if ( configNUM_THREAD_LOCAL_STORAGE_POINTERS != 0 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configNUM_THREAD_LOCAL_STORAGE_POINTERS != 0 ) |
| |
| void * MPU_pvTaskGetThreadLocalStoragePointerImpl( TaskHandle_t xTaskToQuery, |
| BaseType_t xIndex ) PRIVILEGED_FUNCTION; |
| |
| void * MPU_pvTaskGetThreadLocalStoragePointerImpl( TaskHandle_t xTaskToQuery, |
| BaseType_t xIndex ) /* PRIVILEGED_FUNCTION */ |
| { |
| void * pvReturn = NULL; |
| int32_t lIndex; |
| TaskHandle_t xInternalTaskHandle = NULL; |
| BaseType_t xCallingTaskIsAuthorizedToAccessTask = pdFALSE; |
| |
| if( xTaskToQuery == NULL ) |
| { |
| pvReturn = pvTaskGetThreadLocalStoragePointer( xTaskToQuery, xIndex ); |
| } |
| else |
| { |
| lIndex = ( int32_t ) xTaskToQuery; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessTask = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessTask == pdTRUE ) |
| { |
| xInternalTaskHandle = MPU_GetTaskHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTaskHandle != NULL ) |
| { |
| pvReturn = pvTaskGetThreadLocalStoragePointer( xInternalTaskHandle, xIndex ); |
| } |
| } |
| } |
| } |
| |
| return pvReturn; |
| } |
| |
| #endif /* if ( configNUM_THREAD_LOCAL_STORAGE_POINTERS != 0 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configUSE_TRACE_FACILITY == 1 ) |
| |
| UBaseType_t MPU_uxTaskGetSystemStateImpl( TaskStatus_t * pxTaskStatusArray, |
| UBaseType_t uxArraySize, |
| configRUN_TIME_COUNTER_TYPE * pulTotalRunTime ) PRIVILEGED_FUNCTION; |
| |
| UBaseType_t MPU_uxTaskGetSystemStateImpl( TaskStatus_t * pxTaskStatusArray, |
| UBaseType_t uxArraySize, |
| configRUN_TIME_COUNTER_TYPE * pulTotalRunTime ) /* PRIVILEGED_FUNCTION */ |
| { |
| UBaseType_t uxReturn = 0; |
| UBaseType_t xIsTaskStatusArrayWriteable = pdFALSE; |
| UBaseType_t xIsTotalRunTimeWriteable = pdFALSE; |
| uint32_t ulArraySize = ( uint32_t ) uxArraySize; |
| uint32_t ulTaskStatusSize = ( uint32_t ) sizeof( TaskStatus_t ); |
| |
| if( mpuMULTIPLY_UINT32_WILL_OVERFLOW( ulTaskStatusSize, ulArraySize ) == 0 ) |
| { |
| xIsTaskStatusArrayWriteable = xPortIsAuthorizedToAccessBuffer( pxTaskStatusArray, |
| ulTaskStatusSize * ulArraySize, |
| tskMPU_WRITE_PERMISSION ); |
| |
| if( pulTotalRunTime != NULL ) |
| { |
| xIsTotalRunTimeWriteable = xPortIsAuthorizedToAccessBuffer( pulTotalRunTime, |
| sizeof( configRUN_TIME_COUNTER_TYPE ), |
| tskMPU_WRITE_PERMISSION ); |
| } |
| |
| if( ( xIsTaskStatusArrayWriteable == pdTRUE ) && |
| ( ( pulTotalRunTime == NULL ) || ( xIsTotalRunTimeWriteable == pdTRUE ) ) ) |
| { |
| uxReturn = uxTaskGetSystemState( pxTaskStatusArray, ( UBaseType_t ) ulArraySize, pulTotalRunTime ); |
| } |
| } |
| |
| return uxReturn; |
| } |
| |
| #endif /* if ( configUSE_TRACE_FACILITY == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( INCLUDE_uxTaskGetStackHighWaterMark == 1 ) |
| |
| UBaseType_t MPU_uxTaskGetStackHighWaterMarkImpl( TaskHandle_t xTask ) PRIVILEGED_FUNCTION; |
| |
| UBaseType_t MPU_uxTaskGetStackHighWaterMarkImpl( TaskHandle_t xTask ) /* PRIVILEGED_FUNCTION */ |
| { |
| UBaseType_t uxReturn = 0; |
| int32_t lIndex; |
| TaskHandle_t xInternalTaskHandle = NULL; |
| BaseType_t xCallingTaskIsAuthorizedToAccessTask = pdFALSE; |
| |
| if( xTask == NULL ) |
| { |
| uxReturn = uxTaskGetStackHighWaterMark( xTask ); |
| } |
| else |
| { |
| lIndex = ( int32_t ) xTask; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessTask = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessTask == pdTRUE ) |
| { |
| xInternalTaskHandle = MPU_GetTaskHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTaskHandle != NULL ) |
| { |
| uxReturn = uxTaskGetStackHighWaterMark( xInternalTaskHandle ); |
| } |
| } |
| } |
| } |
| |
| return uxReturn; |
| } |
| |
| #endif /* if ( INCLUDE_uxTaskGetStackHighWaterMark == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( INCLUDE_uxTaskGetStackHighWaterMark2 == 1 ) |
| |
| configSTACK_DEPTH_TYPE MPU_uxTaskGetStackHighWaterMark2Impl( TaskHandle_t xTask ) PRIVILEGED_FUNCTION; |
| |
| configSTACK_DEPTH_TYPE MPU_uxTaskGetStackHighWaterMark2Impl( TaskHandle_t xTask ) /* PRIVILEGED_FUNCTION */ |
| { |
| configSTACK_DEPTH_TYPE uxReturn = 0; |
| int32_t lIndex; |
| TaskHandle_t xInternalTaskHandle = NULL; |
| BaseType_t xCallingTaskIsAuthorizedToAccessTask = pdFALSE; |
| |
| if( xTask == NULL ) |
| { |
| uxReturn = uxTaskGetStackHighWaterMark2( xTask ); |
| } |
| else |
| { |
| lIndex = ( int32_t ) xTask; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessTask = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessTask == pdTRUE ) |
| { |
| xInternalTaskHandle = MPU_GetTaskHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTaskHandle != NULL ) |
| { |
| uxReturn = uxTaskGetStackHighWaterMark2( xInternalTaskHandle ); |
| } |
| } |
| } |
| } |
| |
| return uxReturn; |
| } |
| |
| #endif /* if ( INCLUDE_uxTaskGetStackHighWaterMark2 == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( ( INCLUDE_xTaskGetCurrentTaskHandle == 1 ) || ( configUSE_MUTEXES == 1 ) ) |
| |
| TaskHandle_t MPU_xTaskGetCurrentTaskHandleImpl( void ) PRIVILEGED_FUNCTION; |
| |
| TaskHandle_t MPU_xTaskGetCurrentTaskHandleImpl( void ) /* PRIVILEGED_FUNCTION */ |
| { |
| TaskHandle_t xInternalTaskHandle = NULL; |
| TaskHandle_t xExternalTaskHandle = NULL; |
| int32_t lIndex; |
| |
| xInternalTaskHandle = xTaskGetCurrentTaskHandle(); |
| |
| if( xInternalTaskHandle != NULL ) |
| { |
| lIndex = MPU_GetIndexForTaskHandle( xInternalTaskHandle ); |
| |
| if( lIndex != -1 ) |
| { |
| xExternalTaskHandle = ( TaskHandle_t ) CONVERT_TO_EXTERNAL_INDEX( lIndex ); |
| } |
| } |
| |
| return xExternalTaskHandle; |
| } |
| |
| #endif /* if ( ( INCLUDE_xTaskGetCurrentTaskHandle == 1 ) || ( configUSE_MUTEXES == 1 ) ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( INCLUDE_xTaskGetSchedulerState == 1 ) |
| |
| BaseType_t MPU_xTaskGetSchedulerStateImpl( void ) PRIVILEGED_FUNCTION; |
| |
| BaseType_t MPU_xTaskGetSchedulerStateImpl( void ) /* PRIVILEGED_FUNCTION */ |
| { |
| BaseType_t xReturn = taskSCHEDULER_NOT_STARTED; |
| |
| xReturn = xTaskGetSchedulerState(); |
| |
| return xReturn; |
| } |
| |
| #endif /* if ( INCLUDE_xTaskGetSchedulerState == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| void MPU_vTaskSetTimeOutStateImpl( TimeOut_t * const pxTimeOut ) PRIVILEGED_FUNCTION; |
| |
| void MPU_vTaskSetTimeOutStateImpl( TimeOut_t * const pxTimeOut ) /* PRIVILEGED_FUNCTION */ |
| { |
| BaseType_t xIsTimeOutWriteable = pdFALSE; |
| |
| if( pxTimeOut != NULL ) |
| { |
| xIsTimeOutWriteable = xPortIsAuthorizedToAccessBuffer( pxTimeOut, |
| sizeof( TimeOut_t ), |
| tskMPU_WRITE_PERMISSION ); |
| |
| if( xIsTimeOutWriteable == pdTRUE ) |
| { |
| vTaskSetTimeOutState( pxTimeOut ); |
| } |
| } |
| } |
| /*-----------------------------------------------------------*/ |
| |
| BaseType_t MPU_xTaskCheckForTimeOutImpl( TimeOut_t * const pxTimeOut, |
| TickType_t * const pxTicksToWait ) PRIVILEGED_FUNCTION; |
| |
| BaseType_t MPU_xTaskCheckForTimeOutImpl( TimeOut_t * const pxTimeOut, |
| TickType_t * const pxTicksToWait ) /* PRIVILEGED_FUNCTION */ |
| { |
| BaseType_t xReturn = pdFALSE; |
| BaseType_t xIsTimeOutWriteable = pdFALSE; |
| BaseType_t xIsTicksToWaitWriteable = pdFALSE; |
| |
| if( ( pxTimeOut != NULL ) && ( pxTicksToWait != NULL ) ) |
| { |
| xIsTimeOutWriteable = xPortIsAuthorizedToAccessBuffer( pxTimeOut, |
| sizeof( TimeOut_t ), |
| tskMPU_WRITE_PERMISSION ); |
| xIsTicksToWaitWriteable = xPortIsAuthorizedToAccessBuffer( pxTicksToWait, |
| sizeof( TickType_t ), |
| tskMPU_WRITE_PERMISSION ); |
| |
| if( ( xIsTimeOutWriteable == pdTRUE ) && ( xIsTicksToWaitWriteable == pdTRUE ) ) |
| { |
| xReturn = xTaskCheckForTimeOut( pxTimeOut, pxTicksToWait ); |
| } |
| } |
| |
| return xReturn; |
| } |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configUSE_TASK_NOTIFICATIONS == 1 ) |
| |
| BaseType_t MPU_xTaskGenericNotify( TaskHandle_t xTaskToNotify, |
| UBaseType_t uxIndexToNotify, |
| uint32_t ulValue, |
| eNotifyAction eAction, |
| uint32_t * pulPreviousNotificationValue ) /* FREERTOS_SYSTEM_CALL */ |
| { |
| BaseType_t xReturn = pdFAIL; |
| xTaskGenericNotifyParams_t xParams; |
| |
| xParams.xTaskToNotify = xTaskToNotify; |
| xParams.uxIndexToNotify = uxIndexToNotify; |
| xParams.ulValue = ulValue; |
| xParams.eAction = eAction; |
| xParams.pulPreviousNotificationValue = pulPreviousNotificationValue; |
| |
| xReturn = MPU_xTaskGenericNotifyEntry( &( xParams ) ); |
| |
| return xReturn; |
| } |
| |
| BaseType_t MPU_xTaskGenericNotifyImpl( const xTaskGenericNotifyParams_t * pxParams ) PRIVILEGED_FUNCTION; |
| |
| BaseType_t MPU_xTaskGenericNotifyImpl( const xTaskGenericNotifyParams_t * pxParams ) /* PRIVILEGED_FUNCTION */ |
| { |
| BaseType_t xReturn = pdFAIL; |
| int32_t lIndex; |
| TaskHandle_t xInternalTaskHandle = NULL; |
| BaseType_t xIsPreviousNotificationValueWriteable = pdFALSE; |
| BaseType_t xCallingTaskIsAuthorizedToAccessTask = pdFALSE; |
| BaseType_t xAreParamsReadable = pdFALSE; |
| |
| if( pxParams != NULL ) |
| { |
| xAreParamsReadable = xPortIsAuthorizedToAccessBuffer( pxParams, |
| sizeof( xTaskGenericNotifyParams_t ), |
| tskMPU_READ_PERMISSION ); |
| } |
| |
| if( xAreParamsReadable == pdTRUE ) |
| { |
| if( ( pxParams->uxIndexToNotify < configTASK_NOTIFICATION_ARRAY_ENTRIES ) && |
| ( ( pxParams->eAction == eNoAction ) || |
| ( pxParams->eAction == eSetBits ) || |
| ( pxParams->eAction == eIncrement ) || |
| ( pxParams->eAction == eSetValueWithOverwrite ) || |
| ( pxParams->eAction == eSetValueWithoutOverwrite ) ) ) |
| { |
| if( pxParams->pulPreviousNotificationValue != NULL ) |
| { |
| xIsPreviousNotificationValueWriteable = xPortIsAuthorizedToAccessBuffer( pxParams->pulPreviousNotificationValue, |
| sizeof( uint32_t ), |
| tskMPU_WRITE_PERMISSION ); |
| } |
| |
| if( ( pxParams->pulPreviousNotificationValue == NULL ) || |
| ( xIsPreviousNotificationValueWriteable == pdTRUE ) ) |
| { |
| lIndex = ( int32_t ) ( pxParams->xTaskToNotify ); |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessTask = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessTask == pdTRUE ) |
| { |
| xInternalTaskHandle = MPU_GetTaskHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTaskHandle != NULL ) |
| { |
| xReturn = xTaskGenericNotify( xInternalTaskHandle, |
| pxParams->uxIndexToNotify, |
| pxParams->ulValue, |
| pxParams->eAction, |
| pxParams->pulPreviousNotificationValue ); |
| } |
| } |
| } |
| } |
| } |
| } |
| |
| return xReturn; |
| } |
| |
| #endif /* if ( configUSE_TASK_NOTIFICATIONS == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configUSE_TASK_NOTIFICATIONS == 1 ) |
| |
| BaseType_t MPU_xTaskGenericNotifyWait( UBaseType_t uxIndexToWaitOn, |
| uint32_t ulBitsToClearOnEntry, |
| uint32_t ulBitsToClearOnExit, |
| uint32_t * pulNotificationValue, |
| TickType_t xTicksToWait ) |
| { |
| BaseType_t xReturn = pdFAIL; |
| xTaskGenericNotifyWaitParams_t xParams; |
| |
| xParams.uxIndexToWaitOn = uxIndexToWaitOn; |
| xParams.ulBitsToClearOnEntry = ulBitsToClearOnEntry; |
| xParams.ulBitsToClearOnExit = ulBitsToClearOnExit; |
| xParams.pulNotificationValue = pulNotificationValue; |
| xParams.xTicksToWait = xTicksToWait; |
| |
| xReturn = MPU_xTaskGenericNotifyWaitEntry( &( xParams ) ); |
| |
| return xReturn; |
| } |
| |
| BaseType_t MPU_xTaskGenericNotifyWaitImpl( const xTaskGenericNotifyWaitParams_t * pxParams ) PRIVILEGED_FUNCTION; |
| |
| BaseType_t MPU_xTaskGenericNotifyWaitImpl( const xTaskGenericNotifyWaitParams_t * pxParams ) /* PRIVILEGED_FUNCTION */ |
| { |
| BaseType_t xReturn = pdFAIL; |
| BaseType_t xIsNotificationValueWritable = pdFALSE; |
| BaseType_t xAreParamsReadable = pdFALSE; |
| |
| if( pxParams != NULL ) |
| { |
| xAreParamsReadable = xPortIsAuthorizedToAccessBuffer( pxParams, |
| sizeof( xTaskGenericNotifyWaitParams_t ), |
| tskMPU_READ_PERMISSION ); |
| } |
| |
| if( xAreParamsReadable == pdTRUE ) |
| { |
| if( pxParams->uxIndexToWaitOn < configTASK_NOTIFICATION_ARRAY_ENTRIES ) |
| { |
| if( pxParams->pulNotificationValue != NULL ) |
| { |
| xIsNotificationValueWritable = xPortIsAuthorizedToAccessBuffer( pxParams->pulNotificationValue, |
| sizeof( uint32_t ), |
| tskMPU_WRITE_PERMISSION ); |
| } |
| |
| if( ( pxParams->pulNotificationValue == NULL ) || |
| ( xIsNotificationValueWritable == pdTRUE ) ) |
| { |
| xReturn = xTaskGenericNotifyWait( pxParams->uxIndexToWaitOn, |
| pxParams->ulBitsToClearOnEntry, |
| pxParams->ulBitsToClearOnExit, |
| pxParams->pulNotificationValue, |
| pxParams->xTicksToWait ); |
| } |
| } |
| } |
| |
| return xReturn; |
| } |
| |
| #endif /* if ( configUSE_TASK_NOTIFICATIONS == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configUSE_TASK_NOTIFICATIONS == 1 ) |
| |
| uint32_t MPU_ulTaskGenericNotifyTakeImpl( UBaseType_t uxIndexToWaitOn, |
| BaseType_t xClearCountOnExit, |
| TickType_t xTicksToWait ) PRIVILEGED_FUNCTION; |
| |
| uint32_t MPU_ulTaskGenericNotifyTakeImpl( UBaseType_t uxIndexToWaitOn, |
| BaseType_t xClearCountOnExit, |
| TickType_t xTicksToWait ) /* PRIVILEGED_FUNCTION */ |
| { |
| uint32_t ulReturn = 0; |
| |
| if( uxIndexToWaitOn < configTASK_NOTIFICATION_ARRAY_ENTRIES ) |
| { |
| ulReturn = ulTaskGenericNotifyTake( uxIndexToWaitOn, xClearCountOnExit, xTicksToWait ); |
| } |
| |
| return ulReturn; |
| } |
| |
| #endif /* if ( configUSE_TASK_NOTIFICATIONS == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configUSE_TASK_NOTIFICATIONS == 1 ) |
| |
| BaseType_t MPU_xTaskGenericNotifyStateClearImpl( TaskHandle_t xTask, |
| UBaseType_t uxIndexToClear ) PRIVILEGED_FUNCTION; |
| |
| BaseType_t MPU_xTaskGenericNotifyStateClearImpl( TaskHandle_t xTask, |
| UBaseType_t uxIndexToClear ) /* PRIVILEGED_FUNCTION */ |
| { |
| BaseType_t xReturn = pdFAIL; |
| int32_t lIndex; |
| TaskHandle_t xInternalTaskHandle = NULL; |
| BaseType_t xCallingTaskIsAuthorizedToAccessTask = pdFALSE; |
| |
| if( uxIndexToClear < configTASK_NOTIFICATION_ARRAY_ENTRIES ) |
| { |
| if( xTask == NULL ) |
| { |
| xReturn = xTaskGenericNotifyStateClear( xTask, uxIndexToClear ); |
| } |
| else |
| { |
| lIndex = ( int32_t ) xTask; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessTask = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessTask == pdTRUE ) |
| { |
| xInternalTaskHandle = MPU_GetTaskHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTaskHandle != NULL ) |
| { |
| xReturn = xTaskGenericNotifyStateClear( xInternalTaskHandle, uxIndexToClear ); |
| } |
| } |
| } |
| } |
| } |
| |
| return xReturn; |
| } |
| |
| #endif /* if ( configUSE_TASK_NOTIFICATIONS == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configUSE_TASK_NOTIFICATIONS == 1 ) |
| |
| uint32_t MPU_ulTaskGenericNotifyValueClearImpl( TaskHandle_t xTask, |
| UBaseType_t uxIndexToClear, |
| uint32_t ulBitsToClear ) PRIVILEGED_FUNCTION; |
| |
| uint32_t MPU_ulTaskGenericNotifyValueClearImpl( TaskHandle_t xTask, |
| UBaseType_t uxIndexToClear, |
| uint32_t ulBitsToClear ) /* PRIVILEGED_FUNCTION */ |
| { |
| uint32_t ulReturn = 0; |
| int32_t lIndex; |
| TaskHandle_t xInternalTaskHandle = NULL; |
| BaseType_t xCallingTaskIsAuthorizedToAccessTask = pdFALSE; |
| |
| if( uxIndexToClear < configTASK_NOTIFICATION_ARRAY_ENTRIES ) |
| { |
| if( xTask == NULL ) |
| { |
| ulReturn = ulTaskGenericNotifyValueClear( xTask, uxIndexToClear, ulBitsToClear ); |
| } |
| else |
| { |
| lIndex = ( int32_t ) xTask; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessTask = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessTask == pdTRUE ) |
| { |
| xInternalTaskHandle = MPU_GetTaskHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTaskHandle != NULL ) |
| { |
| ulReturn = ulTaskGenericNotifyValueClear( xInternalTaskHandle, uxIndexToClear, ulBitsToClear ); |
| } |
| } |
| } |
| } |
| } |
| |
| return ulReturn; |
| } |
| |
| #endif /* if ( configUSE_TASK_NOTIFICATIONS == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| /* Privileged only wrappers for Task APIs. These are needed so that |
| * the application can use opaque handles maintained in mpu_wrappers.c |
| * with all the APIs. */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configSUPPORT_DYNAMIC_ALLOCATION == 1 ) |
| |
| BaseType_t MPU_xTaskCreate( TaskFunction_t pvTaskCode, |
| const char * const pcName, |
| const configSTACK_DEPTH_TYPE uxStackDepth, |
| void * pvParameters, |
| UBaseType_t uxPriority, |
| TaskHandle_t * pxCreatedTask ) /* PRIVILEGED_FUNCTION */ |
| { |
| BaseType_t xReturn = pdFAIL; |
| int32_t lIndex; |
| TaskHandle_t xInternalTaskHandle = NULL; |
| |
| lIndex = MPU_GetFreeIndexInKernelObjectPool(); |
| |
| if( lIndex != -1 ) |
| { |
| /* xTaskCreate() can only be used to create privileged tasks in MPU port. */ |
| if( ( uxPriority & portPRIVILEGE_BIT ) != 0 ) |
| { |
| xReturn = xTaskCreate( pvTaskCode, pcName, uxStackDepth, pvParameters, uxPriority, &( xInternalTaskHandle ) ); |
| |
| if( ( xReturn == pdPASS ) && ( xInternalTaskHandle != NULL ) ) |
| { |
| MPU_StoreTaskHandleAtIndex( lIndex, xInternalTaskHandle ); |
| |
| if( pxCreatedTask != NULL ) |
| { |
| *pxCreatedTask = ( TaskHandle_t ) CONVERT_TO_EXTERNAL_INDEX( lIndex ); |
| } |
| } |
| else |
| { |
| MPU_SetIndexFreeInKernelObjectPool( lIndex ); |
| } |
| } |
| } |
| |
| return xReturn; |
| } |
| |
| #endif /* configSUPPORT_DYNAMIC_ALLOCATION */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configSUPPORT_STATIC_ALLOCATION == 1 ) |
| |
| TaskHandle_t MPU_xTaskCreateStatic( TaskFunction_t pxTaskCode, |
| const char * const pcName, |
| const configSTACK_DEPTH_TYPE uxStackDepth, |
| void * const pvParameters, |
| UBaseType_t uxPriority, |
| StackType_t * const puxStackBuffer, |
| StaticTask_t * const pxTaskBuffer ) /* PRIVILEGED_FUNCTION */ |
| { |
| TaskHandle_t xExternalTaskHandle = NULL; |
| TaskHandle_t xInternalTaskHandle = NULL; |
| int32_t lIndex; |
| |
| lIndex = MPU_GetFreeIndexInKernelObjectPool(); |
| |
| if( lIndex != -1 ) |
| { |
| xInternalTaskHandle = xTaskCreateStatic( pxTaskCode, pcName, uxStackDepth, pvParameters, uxPriority, puxStackBuffer, pxTaskBuffer ); |
| |
| if( xInternalTaskHandle != NULL ) |
| { |
| MPU_StoreTaskHandleAtIndex( lIndex, xInternalTaskHandle ); |
| |
| #if ( configENABLE_ACCESS_CONTROL_LIST == 1 ) |
| { |
| /* By default, an unprivileged task has access to itself. */ |
| if( ( uxPriority & portPRIVILEGE_BIT ) == 0 ) |
| { |
| vPortGrantAccessToKernelObject( xInternalTaskHandle, lIndex ); |
| } |
| } |
| #endif |
| |
| xExternalTaskHandle = ( TaskHandle_t ) CONVERT_TO_EXTERNAL_INDEX( lIndex ); |
| } |
| else |
| { |
| MPU_SetIndexFreeInKernelObjectPool( lIndex ); |
| } |
| } |
| |
| return xExternalTaskHandle; |
| } |
| |
| #endif /* configSUPPORT_STATIC_ALLOCATION */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( INCLUDE_vTaskDelete == 1 ) |
| |
| void MPU_vTaskDelete( TaskHandle_t pxTaskToDelete ) /* PRIVILEGED_FUNCTION */ |
| { |
| TaskHandle_t xInternalTaskHandle = NULL; |
| int32_t lIndex; |
| |
| if( pxTaskToDelete == NULL ) |
| { |
| xInternalTaskHandle = xTaskGetCurrentTaskHandle(); |
| lIndex = MPU_GetIndexForTaskHandle( xInternalTaskHandle ); |
| |
| if( lIndex != -1 ) |
| { |
| MPU_SetIndexFreeInKernelObjectPool( lIndex ); |
| } |
| |
| vTaskDelete( xInternalTaskHandle ); |
| } |
| else |
| { |
| lIndex = ( int32_t ) pxTaskToDelete; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xInternalTaskHandle = MPU_GetTaskHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTaskHandle != NULL ) |
| { |
| MPU_SetIndexFreeInKernelObjectPool( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| vTaskDelete( xInternalTaskHandle ); |
| } |
| } |
| } |
| } |
| |
| #endif /* #if ( INCLUDE_vTaskDelete == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| |
| #if ( INCLUDE_vTaskPrioritySet == 1 ) |
| |
| void MPU_vTaskPrioritySet( TaskHandle_t pxTask, |
| UBaseType_t uxNewPriority ) /* PRIVILEGED_FUNCTION */ |
| { |
| TaskHandle_t xInternalTaskHandle = NULL; |
| int32_t lIndex; |
| |
| if( pxTask == NULL ) |
| { |
| vTaskPrioritySet( pxTask, uxNewPriority ); |
| } |
| else |
| { |
| lIndex = ( int32_t ) pxTask; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xInternalTaskHandle = MPU_GetTaskHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTaskHandle != NULL ) |
| { |
| vTaskPrioritySet( xInternalTaskHandle, uxNewPriority ); |
| } |
| } |
| } |
| } |
| |
| #endif /* if ( INCLUDE_vTaskPrioritySet == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( INCLUDE_xTaskGetHandle == 1 ) |
| |
| TaskHandle_t MPU_xTaskGetHandle( const char * pcNameToQuery ) /* PRIVILEGED_FUNCTION */ |
| { |
| TaskHandle_t xInternalTaskHandle = NULL; |
| TaskHandle_t xExternalTaskHandle = NULL; |
| int32_t lIndex; |
| |
| xInternalTaskHandle = xTaskGetHandle( pcNameToQuery ); |
| |
| if( xInternalTaskHandle != NULL ) |
| { |
| lIndex = MPU_GetIndexForTaskHandle( xInternalTaskHandle ); |
| |
| if( lIndex != -1 ) |
| { |
| xExternalTaskHandle = ( TaskHandle_t ) CONVERT_TO_EXTERNAL_INDEX( lIndex ); |
| } |
| } |
| |
| return xExternalTaskHandle; |
| } |
| |
| #endif /* if ( INCLUDE_xTaskGetHandle == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| |
| #if ( configUSE_APPLICATION_TASK_TAG == 1 ) |
| |
| BaseType_t MPU_xTaskCallApplicationTaskHook( TaskHandle_t xTask, |
| void * pvParameter ) /* PRIVILEGED_FUNCTION */ |
| { |
| BaseType_t xReturn = pdFAIL; |
| int32_t lIndex; |
| TaskHandle_t xInternalTaskHandle = NULL; |
| |
| if( xTask == NULL ) |
| { |
| xReturn = xTaskCallApplicationTaskHook( xTask, pvParameter ); |
| } |
| else |
| { |
| lIndex = ( int32_t ) xTask; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xInternalTaskHandle = MPU_GetTaskHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTaskHandle != NULL ) |
| { |
| xReturn = xTaskCallApplicationTaskHook( xInternalTaskHandle, pvParameter ); |
| } |
| } |
| } |
| |
| return xReturn; |
| } |
| |
| #endif /* if ( configUSE_APPLICATION_TASK_TAG == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configSUPPORT_DYNAMIC_ALLOCATION == 1 ) |
| |
| BaseType_t MPU_xTaskCreateRestricted( const TaskParameters_t * const pxTaskDefinition, |
| TaskHandle_t * pxCreatedTask ) /* PRIVILEGED_FUNCTION */ |
| { |
| BaseType_t xReturn = pdFAIL; |
| int32_t lIndex; |
| TaskHandle_t xInternalTaskHandle = NULL; |
| |
| lIndex = MPU_GetFreeIndexInKernelObjectPool(); |
| |
| if( lIndex != -1 ) |
| { |
| xReturn = xTaskCreateRestricted( pxTaskDefinition, &( xInternalTaskHandle ) ); |
| |
| if( ( xReturn == pdPASS ) && ( xInternalTaskHandle != NULL ) ) |
| { |
| MPU_StoreTaskHandleAtIndex( lIndex, xInternalTaskHandle ); |
| |
| #if ( configENABLE_ACCESS_CONTROL_LIST == 1 ) |
| { |
| /* By default, an unprivileged task has access to itself. */ |
| if( ( pxTaskDefinition->uxPriority & portPRIVILEGE_BIT ) == 0 ) |
| { |
| vPortGrantAccessToKernelObject( xInternalTaskHandle, lIndex ); |
| } |
| } |
| #endif |
| |
| if( pxCreatedTask != NULL ) |
| { |
| *pxCreatedTask = ( TaskHandle_t ) CONVERT_TO_EXTERNAL_INDEX( lIndex ); |
| } |
| } |
| else |
| { |
| MPU_SetIndexFreeInKernelObjectPool( lIndex ); |
| } |
| } |
| |
| return xReturn; |
| } |
| |
| #endif /* configSUPPORT_DYNAMIC_ALLOCATION */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configSUPPORT_STATIC_ALLOCATION == 1 ) |
| |
| BaseType_t MPU_xTaskCreateRestrictedStatic( const TaskParameters_t * const pxTaskDefinition, |
| TaskHandle_t * pxCreatedTask ) /* PRIVILEGED_FUNCTION */ |
| { |
| BaseType_t xReturn = pdFAIL; |
| int32_t lIndex; |
| TaskHandle_t xInternalTaskHandle = NULL; |
| |
| lIndex = MPU_GetFreeIndexInKernelObjectPool(); |
| |
| if( lIndex != -1 ) |
| { |
| xReturn = xTaskCreateRestrictedStatic( pxTaskDefinition, &( xInternalTaskHandle ) ); |
| |
| if( ( xReturn == pdPASS ) && ( xInternalTaskHandle != NULL ) ) |
| { |
| MPU_StoreTaskHandleAtIndex( lIndex, xInternalTaskHandle ); |
| |
| #if ( configENABLE_ACCESS_CONTROL_LIST == 1 ) |
| { |
| /* By default, an unprivileged task has access to itself. */ |
| if( ( pxTaskDefinition->uxPriority & portPRIVILEGE_BIT ) == 0 ) |
| { |
| vPortGrantAccessToKernelObject( xInternalTaskHandle, lIndex ); |
| } |
| } |
| #endif |
| |
| if( pxCreatedTask != NULL ) |
| { |
| *pxCreatedTask = ( TaskHandle_t ) CONVERT_TO_EXTERNAL_INDEX( lIndex ); |
| } |
| } |
| else |
| { |
| MPU_SetIndexFreeInKernelObjectPool( lIndex ); |
| } |
| } |
| |
| return xReturn; |
| } |
| |
| #endif /* configSUPPORT_STATIC_ALLOCATION */ |
| /*-----------------------------------------------------------*/ |
| |
| void MPU_vTaskAllocateMPURegions( TaskHandle_t xTaskToModify, |
| const MemoryRegion_t * const xRegions ) /* PRIVILEGED_FUNCTION */ |
| { |
| TaskHandle_t xInternalTaskHandle = NULL; |
| int32_t lIndex; |
| |
| if( xTaskToModify == NULL ) |
| { |
| vTaskAllocateMPURegions( xTaskToModify, xRegions ); |
| } |
| else |
| { |
| lIndex = ( int32_t ) xTaskToModify; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xInternalTaskHandle = MPU_GetTaskHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTaskHandle != NULL ) |
| { |
| vTaskAllocateMPURegions( xInternalTaskHandle, xRegions ); |
| } |
| } |
| } |
| } |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configSUPPORT_STATIC_ALLOCATION == 1 ) |
| |
| BaseType_t MPU_xTaskGetStaticBuffers( TaskHandle_t xTask, |
| StackType_t ** ppuxStackBuffer, |
| StaticTask_t ** ppxTaskBuffer ) /* PRIVILEGED_FUNCTION */ |
| { |
| TaskHandle_t xInternalTaskHandle = NULL; |
| int32_t lIndex; |
| BaseType_t xReturn = pdFALSE; |
| |
| if( xTask == NULL ) |
| { |
| xInternalTaskHandle = xTaskGetCurrentTaskHandle(); |
| xReturn = xTaskGetStaticBuffers( xInternalTaskHandle, ppuxStackBuffer, ppxTaskBuffer ); |
| } |
| else |
| { |
| lIndex = ( int32_t ) xTask; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xInternalTaskHandle = MPU_GetTaskHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTaskHandle != NULL ) |
| { |
| xReturn = xTaskGetStaticBuffers( xInternalTaskHandle, ppuxStackBuffer, ppxTaskBuffer ); |
| } |
| } |
| } |
| |
| return xReturn; |
| } |
| |
| #endif /* if ( configSUPPORT_STATIC_ALLOCATION == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| char * MPU_pcTaskGetName( TaskHandle_t xTaskToQuery ) /* PRIVILEGED_FUNCTION */ |
| { |
| char * pcReturn = NULL; |
| int32_t lIndex; |
| TaskHandle_t xInternalTaskHandle = NULL; |
| |
| if( xTaskToQuery == NULL ) |
| { |
| pcReturn = pcTaskGetName( xTaskToQuery ); |
| } |
| else |
| { |
| lIndex = ( int32_t ) xTaskToQuery; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xInternalTaskHandle = MPU_GetTaskHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTaskHandle != NULL ) |
| { |
| pcReturn = pcTaskGetName( xInternalTaskHandle ); |
| } |
| } |
| } |
| |
| return pcReturn; |
| } |
| /*-----------------------------------------------------------*/ |
| |
| #if ( INCLUDE_uxTaskPriorityGet == 1 ) |
| |
| UBaseType_t MPU_uxTaskPriorityGetFromISR( const TaskHandle_t xTask ) /* PRIVILEGED_FUNCTION */ |
| { |
| UBaseType_t uxReturn = configMAX_PRIORITIES; |
| int32_t lIndex; |
| TaskHandle_t xInternalTaskHandle = NULL; |
| |
| if( xTask == NULL ) |
| { |
| uxReturn = uxTaskPriorityGetFromISR( xTask ); |
| } |
| else |
| { |
| lIndex = ( int32_t ) xTask; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xInternalTaskHandle = MPU_GetTaskHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTaskHandle != NULL ) |
| { |
| uxReturn = uxTaskPriorityGetFromISR( xInternalTaskHandle ); |
| } |
| } |
| } |
| |
| return uxReturn; |
| } |
| |
| #endif /* #if ( INCLUDE_uxTaskPriorityGet == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( ( INCLUDE_uxTaskPriorityGet == 1 ) && ( configUSE_MUTEXES == 1 ) ) |
| |
| UBaseType_t MPU_uxTaskBasePriorityGet( const TaskHandle_t xTask ) /* PRIVILEGED_FUNCTION */ |
| { |
| UBaseType_t uxReturn = configMAX_PRIORITIES; |
| int32_t lIndex; |
| TaskHandle_t xInternalTaskHandle = NULL; |
| |
| if( xTask == NULL ) |
| { |
| uxReturn = uxTaskBasePriorityGet( xTask ); |
| } |
| else |
| { |
| lIndex = ( int32_t ) xTask; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xInternalTaskHandle = MPU_GetTaskHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTaskHandle != NULL ) |
| { |
| uxReturn = uxTaskBasePriorityGet( xInternalTaskHandle ); |
| } |
| } |
| } |
| |
| return uxReturn; |
| } |
| |
| #endif /* #if ( ( INCLUDE_uxTaskPriorityGet == 1 ) && ( configUSE_MUTEXES == 1 ) ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( ( INCLUDE_uxTaskPriorityGet == 1 ) && ( configUSE_MUTEXES == 1 ) ) |
| |
| UBaseType_t MPU_uxTaskBasePriorityGetFromISR( const TaskHandle_t xTask ) /* PRIVILEGED_FUNCTION */ |
| { |
| UBaseType_t uxReturn = configMAX_PRIORITIES; |
| int32_t lIndex; |
| TaskHandle_t xInternalTaskHandle = NULL; |
| |
| if( xTask == NULL ) |
| { |
| uxReturn = uxTaskBasePriorityGetFromISR( xTask ); |
| } |
| else |
| { |
| lIndex = ( int32_t ) xTask; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xInternalTaskHandle = MPU_GetTaskHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTaskHandle != NULL ) |
| { |
| uxReturn = uxTaskBasePriorityGetFromISR( xInternalTaskHandle ); |
| } |
| } |
| } |
| |
| return uxReturn; |
| } |
| |
| #endif /* #if ( ( INCLUDE_uxTaskPriorityGet == 1 ) && ( configUSE_MUTEXES == 1 ) ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( ( INCLUDE_xTaskResumeFromISR == 1 ) && ( INCLUDE_vTaskSuspend == 1 ) ) |
| |
| BaseType_t MPU_xTaskResumeFromISR( TaskHandle_t xTaskToResume ) /* PRIVILEGED_FUNCTION */ |
| { |
| BaseType_t xReturn = pdFAIL; |
| int32_t lIndex; |
| TaskHandle_t xInternalTaskHandle = NULL; |
| |
| lIndex = ( int32_t ) xTaskToResume; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xInternalTaskHandle = MPU_GetTaskHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTaskHandle != NULL ) |
| { |
| xReturn = xTaskResumeFromISR( xInternalTaskHandle ); |
| } |
| } |
| |
| return xReturn; |
| } |
| |
| #endif /* #if ( ( INCLUDE_xTaskResumeFromISR == 1 ) && ( INCLUDE_vTaskSuspend == 1 ) )*/ |
| /*---------------------------------------------------------------------------------------*/ |
| |
| #if ( configUSE_APPLICATION_TASK_TAG == 1 ) |
| |
| TaskHookFunction_t MPU_xTaskGetApplicationTaskTagFromISR( TaskHandle_t xTask ) /* PRIVILEGED_FUNCTION */ |
| { |
| TaskHookFunction_t xReturn = NULL; |
| int32_t lIndex; |
| TaskHandle_t xInternalTaskHandle = NULL; |
| |
| if( xTask == NULL ) |
| { |
| xReturn = xTaskGetApplicationTaskTagFromISR( xTask ); |
| } |
| else |
| { |
| lIndex = ( int32_t ) xTask; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xInternalTaskHandle = MPU_GetTaskHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTaskHandle != NULL ) |
| { |
| xReturn = xTaskGetApplicationTaskTagFromISR( xInternalTaskHandle ); |
| } |
| } |
| } |
| |
| return xReturn; |
| } |
| |
| #endif /* #if ( configUSE_APPLICATION_TASK_TAG == 1 ) */ |
| /*---------------------------------------------------------------------------------------*/ |
| |
| #if ( configUSE_TASK_NOTIFICATIONS == 1 ) |
| |
| BaseType_t MPU_xTaskGenericNotifyFromISR( TaskHandle_t xTaskToNotify, |
| UBaseType_t uxIndexToNotify, |
| uint32_t ulValue, |
| eNotifyAction eAction, |
| uint32_t * pulPreviousNotificationValue, |
| BaseType_t * pxHigherPriorityTaskWoken ) /* PRIVILEGED_FUNCTION */ |
| { |
| BaseType_t xReturn = pdFAIL; |
| int32_t lIndex; |
| TaskHandle_t xInternalTaskHandle = NULL; |
| |
| lIndex = ( int32_t ) xTaskToNotify; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xInternalTaskHandle = MPU_GetTaskHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTaskHandle != NULL ) |
| { |
| xReturn = xTaskGenericNotifyFromISR( xInternalTaskHandle, uxIndexToNotify, ulValue, eAction, pulPreviousNotificationValue, pxHigherPriorityTaskWoken ); |
| } |
| } |
| |
| return xReturn; |
| } |
| |
| #endif /* #if ( configUSE_TASK_NOTIFICATIONS == 1 ) */ |
| /*---------------------------------------------------------------------------------------*/ |
| |
| #if ( configUSE_TASK_NOTIFICATIONS == 1 ) |
| |
| void MPU_vTaskGenericNotifyGiveFromISR( TaskHandle_t xTaskToNotify, |
| UBaseType_t uxIndexToNotify, |
| BaseType_t * pxHigherPriorityTaskWoken ) /* PRIVILEGED_FUNCTION */ |
| { |
| int32_t lIndex; |
| TaskHandle_t xInternalTaskHandle = NULL; |
| |
| lIndex = ( int32_t ) xTaskToNotify; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xInternalTaskHandle = MPU_GetTaskHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTaskHandle != NULL ) |
| { |
| vTaskGenericNotifyGiveFromISR( xInternalTaskHandle, uxIndexToNotify, pxHigherPriorityTaskWoken ); |
| } |
| } |
| } |
| #endif /*#if ( configUSE_TASK_NOTIFICATIONS == 1 )*/ |
| /*-----------------------------------------------------------*/ |
| |
| /*-----------------------------------------------------------*/ |
| /* MPU wrappers for queue APIs. */ |
| /*-----------------------------------------------------------*/ |
| |
| BaseType_t MPU_xQueueGenericSendImpl( QueueHandle_t xQueue, |
| const void * const pvItemToQueue, |
| TickType_t xTicksToWait, |
| BaseType_t xCopyPosition ) PRIVILEGED_FUNCTION; |
| |
| BaseType_t MPU_xQueueGenericSendImpl( QueueHandle_t xQueue, |
| const void * const pvItemToQueue, |
| TickType_t xTicksToWait, |
| BaseType_t xCopyPosition ) /* PRIVILEGED_FUNCTION */ |
| { |
| int32_t lIndex; |
| QueueHandle_t xInternalQueueHandle = NULL; |
| BaseType_t xReturn = pdFAIL; |
| BaseType_t xIsItemToQueueReadable = pdFALSE; |
| BaseType_t xCallingTaskIsAuthorizedToAccessQueue = pdFALSE; |
| UBaseType_t uxQueueItemSize, uxQueueLength; |
| |
| lIndex = ( int32_t ) xQueue; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessQueue = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessQueue == pdTRUE ) |
| { |
| xInternalQueueHandle = MPU_GetQueueHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalQueueHandle != NULL ) |
| { |
| uxQueueItemSize = uxQueueGetQueueItemSize( xInternalQueueHandle ); |
| uxQueueLength = uxQueueGetQueueLength( xInternalQueueHandle ); |
| |
| if( ( !( ( pvItemToQueue == NULL ) && ( uxQueueItemSize != ( UBaseType_t ) 0U ) ) ) && |
| ( !( ( xCopyPosition == queueOVERWRITE ) && ( uxQueueLength != ( UBaseType_t ) 1U ) ) ) |
| #if ( ( INCLUDE_xTaskGetSchedulerState == 1 ) || ( configUSE_TIMERS == 1 ) ) |
| && ( !( ( xTaskGetSchedulerState() == taskSCHEDULER_SUSPENDED ) && ( xTicksToWait != 0U ) ) ) |
| #endif |
| ) |
| { |
| if( pvItemToQueue != NULL ) |
| { |
| xIsItemToQueueReadable = xPortIsAuthorizedToAccessBuffer( pvItemToQueue, |
| uxQueueItemSize, |
| tskMPU_READ_PERMISSION ); |
| } |
| |
| if( ( pvItemToQueue == NULL ) || ( xIsItemToQueueReadable == pdTRUE ) ) |
| { |
| xReturn = xQueueGenericSend( xInternalQueueHandle, pvItemToQueue, xTicksToWait, xCopyPosition ); |
| } |
| } |
| } |
| } |
| } |
| |
| return xReturn; |
| } |
| /*-----------------------------------------------------------*/ |
| |
| UBaseType_t MPU_uxQueueMessagesWaitingImpl( const QueueHandle_t pxQueue ) PRIVILEGED_FUNCTION; |
| |
| UBaseType_t MPU_uxQueueMessagesWaitingImpl( const QueueHandle_t pxQueue ) /* PRIVILEGED_FUNCTION */ |
| { |
| int32_t lIndex; |
| QueueHandle_t xInternalQueueHandle = NULL; |
| UBaseType_t uxReturn = 0; |
| BaseType_t xCallingTaskIsAuthorizedToAccessQueue = pdFALSE; |
| |
| lIndex = ( int32_t ) pxQueue; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessQueue = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessQueue == pdTRUE ) |
| { |
| xInternalQueueHandle = MPU_GetQueueHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalQueueHandle != NULL ) |
| { |
| uxReturn = uxQueueMessagesWaiting( xInternalQueueHandle ); |
| } |
| } |
| } |
| |
| return uxReturn; |
| } |
| /*-----------------------------------------------------------*/ |
| |
| UBaseType_t MPU_uxQueueSpacesAvailableImpl( const QueueHandle_t xQueue ) PRIVILEGED_FUNCTION; |
| |
| UBaseType_t MPU_uxQueueSpacesAvailableImpl( const QueueHandle_t xQueue ) /* PRIVILEGED_FUNCTION */ |
| { |
| int32_t lIndex; |
| QueueHandle_t xInternalQueueHandle = NULL; |
| UBaseType_t uxReturn = 0; |
| BaseType_t xCallingTaskIsAuthorizedToAccessQueue = pdFALSE; |
| |
| lIndex = ( int32_t ) xQueue; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessQueue = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessQueue == pdTRUE ) |
| { |
| xInternalQueueHandle = MPU_GetQueueHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalQueueHandle != NULL ) |
| { |
| uxReturn = uxQueueSpacesAvailable( xInternalQueueHandle ); |
| } |
| } |
| } |
| |
| return uxReturn; |
| } |
| /*-----------------------------------------------------------*/ |
| |
| BaseType_t MPU_xQueueReceiveImpl( QueueHandle_t pxQueue, |
| void * const pvBuffer, |
| TickType_t xTicksToWait ) PRIVILEGED_FUNCTION; |
| |
| BaseType_t MPU_xQueueReceiveImpl( QueueHandle_t pxQueue, |
| void * const pvBuffer, |
| TickType_t xTicksToWait ) /* PRIVILEGED_FUNCTION */ |
| { |
| int32_t lIndex; |
| QueueHandle_t xInternalQueueHandle = NULL; |
| BaseType_t xReturn = pdFAIL; |
| BaseType_t xIsReceiveBufferWritable = pdFALSE; |
| BaseType_t xCallingTaskIsAuthorizedToAccessQueue = pdFALSE; |
| UBaseType_t uxQueueItemSize; |
| |
| lIndex = ( int32_t ) pxQueue; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessQueue = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessQueue == pdTRUE ) |
| { |
| xInternalQueueHandle = MPU_GetQueueHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalQueueHandle != NULL ) |
| { |
| uxQueueItemSize = uxQueueGetQueueItemSize( xInternalQueueHandle ); |
| |
| if( ( !( ( ( pvBuffer ) == NULL ) && ( uxQueueItemSize != ( UBaseType_t ) 0U ) ) ) |
| #if ( ( INCLUDE_xTaskGetSchedulerState == 1 ) || ( configUSE_TIMERS == 1 ) ) |
| && ( !( ( xTaskGetSchedulerState() == taskSCHEDULER_SUSPENDED ) && ( xTicksToWait != 0U ) ) ) |
| #endif |
| ) |
| { |
| xIsReceiveBufferWritable = xPortIsAuthorizedToAccessBuffer( pvBuffer, |
| uxQueueItemSize, |
| tskMPU_WRITE_PERMISSION ); |
| |
| if( xIsReceiveBufferWritable == pdTRUE ) |
| { |
| xReturn = xQueueReceive( xInternalQueueHandle, pvBuffer, xTicksToWait ); |
| } |
| } |
| } |
| } |
| } |
| |
| return xReturn; |
| } |
| /*-----------------------------------------------------------*/ |
| |
| BaseType_t MPU_xQueuePeekImpl( QueueHandle_t xQueue, |
| void * const pvBuffer, |
| TickType_t xTicksToWait ) PRIVILEGED_FUNCTION; |
| |
| BaseType_t MPU_xQueuePeekImpl( QueueHandle_t xQueue, |
| void * const pvBuffer, |
| TickType_t xTicksToWait ) /* PRIVILEGED_FUNCTION */ |
| { |
| int32_t lIndex; |
| QueueHandle_t xInternalQueueHandle = NULL; |
| BaseType_t xReturn = pdFAIL; |
| BaseType_t xIsReceiveBufferWritable = pdFALSE; |
| UBaseType_t uxQueueItemSize; |
| BaseType_t xCallingTaskIsAuthorizedToAccessQueue = pdFALSE; |
| |
| lIndex = ( int32_t ) xQueue; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessQueue = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessQueue == pdTRUE ) |
| { |
| xInternalQueueHandle = MPU_GetQueueHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalQueueHandle != NULL ) |
| { |
| uxQueueItemSize = uxQueueGetQueueItemSize( xInternalQueueHandle ); |
| |
| if( ( !( ( ( pvBuffer ) == NULL ) && ( uxQueueItemSize != ( UBaseType_t ) 0U ) ) ) |
| #if ( ( INCLUDE_xTaskGetSchedulerState == 1 ) || ( configUSE_TIMERS == 1 ) ) |
| && ( !( ( xTaskGetSchedulerState() == taskSCHEDULER_SUSPENDED ) && ( xTicksToWait != 0U ) ) ) |
| #endif |
| ) |
| { |
| xIsReceiveBufferWritable = xPortIsAuthorizedToAccessBuffer( pvBuffer, |
| uxQueueItemSize, |
| tskMPU_WRITE_PERMISSION ); |
| |
| if( xIsReceiveBufferWritable == pdTRUE ) |
| { |
| xReturn = xQueuePeek( xInternalQueueHandle, pvBuffer, xTicksToWait ); |
| } |
| } |
| } |
| } |
| } |
| |
| return xReturn; |
| } |
| /*-----------------------------------------------------------*/ |
| |
| BaseType_t MPU_xQueueSemaphoreTakeImpl( QueueHandle_t xQueue, |
| TickType_t xTicksToWait ) PRIVILEGED_FUNCTION; |
| |
| BaseType_t MPU_xQueueSemaphoreTakeImpl( QueueHandle_t xQueue, |
| TickType_t xTicksToWait ) /* PRIVILEGED_FUNCTION */ |
| { |
| int32_t lIndex; |
| QueueHandle_t xInternalQueueHandle = NULL; |
| BaseType_t xReturn = pdFAIL; |
| UBaseType_t uxQueueItemSize; |
| BaseType_t xCallingTaskIsAuthorizedToAccessQueue = pdFALSE; |
| |
| lIndex = ( int32_t ) xQueue; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessQueue = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessQueue == pdTRUE ) |
| { |
| xInternalQueueHandle = MPU_GetQueueHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalQueueHandle != NULL ) |
| { |
| uxQueueItemSize = uxQueueGetQueueItemSize( xInternalQueueHandle ); |
| |
| if( ( uxQueueItemSize == 0U ) |
| #if ( ( INCLUDE_xTaskGetSchedulerState == 1 ) || ( configUSE_TIMERS == 1 ) ) |
| && ( !( ( xTaskGetSchedulerState() == taskSCHEDULER_SUSPENDED ) && ( xTicksToWait != 0U ) ) ) |
| #endif |
| ) |
| { |
| xReturn = xQueueSemaphoreTake( xInternalQueueHandle, xTicksToWait ); |
| } |
| } |
| } |
| } |
| |
| return xReturn; |
| } |
| /*-----------------------------------------------------------*/ |
| |
| #if ( ( configUSE_MUTEXES == 1 ) && ( INCLUDE_xSemaphoreGetMutexHolder == 1 ) ) |
| |
| TaskHandle_t MPU_xQueueGetMutexHolderImpl( QueueHandle_t xSemaphore ) PRIVILEGED_FUNCTION; |
| |
| TaskHandle_t MPU_xQueueGetMutexHolderImpl( QueueHandle_t xSemaphore ) /* PRIVILEGED_FUNCTION */ |
| { |
| TaskHandle_t xMutexHolderTaskInternalHandle = NULL; |
| TaskHandle_t xMutexHolderTaskExternalHandle = NULL; |
| int32_t lIndex, lMutexHolderTaskIndex; |
| QueueHandle_t xInternalQueueHandle = NULL; |
| BaseType_t xCallingTaskIsAuthorizedToAccessQueue = pdFALSE; |
| |
| |
| lIndex = ( int32_t ) xSemaphore; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessQueue = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessQueue == pdTRUE ) |
| { |
| xInternalQueueHandle = MPU_GetQueueHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalQueueHandle != NULL ) |
| { |
| xMutexHolderTaskInternalHandle = xQueueGetMutexHolder( xInternalQueueHandle ); |
| |
| if( xMutexHolderTaskInternalHandle != NULL ) |
| { |
| lMutexHolderTaskIndex = MPU_GetIndexForTaskHandle( xMutexHolderTaskInternalHandle ); |
| |
| if( lMutexHolderTaskIndex != -1 ) |
| { |
| xMutexHolderTaskExternalHandle = ( TaskHandle_t ) ( CONVERT_TO_EXTERNAL_INDEX( lMutexHolderTaskIndex ) ); |
| } |
| } |
| } |
| } |
| } |
| |
| return xMutexHolderTaskExternalHandle; |
| } |
| |
| #endif /* if ( ( configUSE_MUTEXES == 1 ) && ( INCLUDE_xSemaphoreGetMutexHolder == 1 ) ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configUSE_RECURSIVE_MUTEXES == 1 ) |
| |
| BaseType_t MPU_xQueueTakeMutexRecursiveImpl( QueueHandle_t xMutex, |
| TickType_t xBlockTime ) PRIVILEGED_FUNCTION; |
| |
| BaseType_t MPU_xQueueTakeMutexRecursiveImpl( QueueHandle_t xMutex, |
| TickType_t xBlockTime ) /* PRIVILEGED_FUNCTION */ |
| { |
| BaseType_t xReturn = pdFAIL; |
| BaseType_t xCallingTaskIsAuthorizedToAccessQueue = pdFALSE; |
| int32_t lIndex; |
| QueueHandle_t xInternalQueueHandle = NULL; |
| UBaseType_t uxQueueItemSize; |
| |
| lIndex = ( int32_t ) xMutex; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessQueue = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessQueue == pdTRUE ) |
| { |
| xInternalQueueHandle = MPU_GetQueueHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalQueueHandle != NULL ) |
| { |
| uxQueueItemSize = uxQueueGetQueueItemSize( xInternalQueueHandle ); |
| |
| if( uxQueueItemSize == 0 ) |
| { |
| xReturn = xQueueTakeMutexRecursive( xInternalQueueHandle, xBlockTime ); |
| } |
| } |
| } |
| } |
| |
| return xReturn; |
| } |
| |
| #endif /* if ( configUSE_RECURSIVE_MUTEXES == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configUSE_RECURSIVE_MUTEXES == 1 ) |
| |
| BaseType_t MPU_xQueueGiveMutexRecursiveImpl( QueueHandle_t xMutex ) PRIVILEGED_FUNCTION; |
| |
| BaseType_t MPU_xQueueGiveMutexRecursiveImpl( QueueHandle_t xMutex ) /* PRIVILEGED_FUNCTION */ |
| { |
| BaseType_t xReturn = pdFAIL; |
| BaseType_t xCallingTaskIsAuthorizedToAccessQueue = pdFALSE; |
| int32_t lIndex; |
| QueueHandle_t xInternalQueueHandle = NULL; |
| |
| lIndex = ( int32_t ) xMutex; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessQueue = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessQueue == pdTRUE ) |
| { |
| xInternalQueueHandle = MPU_GetQueueHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalQueueHandle != NULL ) |
| { |
| xReturn = xQueueGiveMutexRecursive( xInternalQueueHandle ); |
| } |
| } |
| } |
| |
| return xReturn; |
| } |
| |
| #endif /* if ( configUSE_RECURSIVE_MUTEXES == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configUSE_QUEUE_SETS == 1 ) |
| |
| QueueSetMemberHandle_t MPU_xQueueSelectFromSetImpl( QueueSetHandle_t xQueueSet, |
| TickType_t xBlockTimeTicks ) PRIVILEGED_FUNCTION; |
| |
| QueueSetMemberHandle_t MPU_xQueueSelectFromSetImpl( QueueSetHandle_t xQueueSet, |
| TickType_t xBlockTimeTicks ) /* PRIVILEGED_FUNCTION */ |
| { |
| QueueSetHandle_t xInternalQueueSetHandle = NULL; |
| QueueSetMemberHandle_t xSelectedMemberInternal = NULL; |
| QueueSetMemberHandle_t xSelectedMemberExternal = NULL; |
| int32_t lIndexQueueSet, lIndexSelectedMember; |
| BaseType_t xCallingTaskIsAuthorizedToAccessQueueSet = pdFALSE; |
| |
| lIndexQueueSet = ( int32_t ) xQueueSet; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndexQueueSet ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessQueueSet = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndexQueueSet ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessQueueSet == pdTRUE ) |
| { |
| xInternalQueueSetHandle = MPU_GetQueueSetHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndexQueueSet ) ); |
| |
| if( xInternalQueueSetHandle != NULL ) |
| { |
| xSelectedMemberInternal = xQueueSelectFromSet( xInternalQueueSetHandle, xBlockTimeTicks ); |
| |
| if( xSelectedMemberInternal != NULL ) |
| { |
| lIndexSelectedMember = MPU_GetIndexForQueueSetMemberHandle( xSelectedMemberInternal ); |
| |
| if( lIndexSelectedMember != -1 ) |
| { |
| xSelectedMemberExternal = ( QueueSetMemberHandle_t ) ( CONVERT_TO_EXTERNAL_INDEX( lIndexSelectedMember ) ); |
| } |
| } |
| } |
| } |
| } |
| |
| return xSelectedMemberExternal; |
| } |
| |
| #endif /* if ( configUSE_QUEUE_SETS == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configUSE_QUEUE_SETS == 1 ) |
| |
| BaseType_t MPU_xQueueAddToSetImpl( QueueSetMemberHandle_t xQueueOrSemaphore, |
| QueueSetHandle_t xQueueSet ) PRIVILEGED_FUNCTION; |
| |
| BaseType_t MPU_xQueueAddToSetImpl( QueueSetMemberHandle_t xQueueOrSemaphore, |
| QueueSetHandle_t xQueueSet ) /* PRIVILEGED_FUNCTION */ |
| { |
| BaseType_t xReturn = pdFAIL; |
| QueueSetMemberHandle_t xInternalQueueSetMemberHandle = NULL; |
| QueueSetHandle_t xInternalQueueSetHandle = NULL; |
| int32_t lIndexQueueSet, lIndexQueueSetMember; |
| BaseType_t xCallingTaskIsAuthorizedToAccessQueueSet = pdFALSE; |
| BaseType_t xCallingTaskIsAuthorizedToAccessQueueSetMember = pdFALSE; |
| |
| lIndexQueueSet = ( int32_t ) xQueueSet; |
| lIndexQueueSetMember = ( int32_t ) xQueueOrSemaphore; |
| |
| if( ( IS_EXTERNAL_INDEX_VALID( lIndexQueueSet ) != pdFALSE ) && |
| ( IS_EXTERNAL_INDEX_VALID( lIndexQueueSetMember ) != pdFALSE ) ) |
| { |
| xCallingTaskIsAuthorizedToAccessQueueSet = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndexQueueSet ) ); |
| xCallingTaskIsAuthorizedToAccessQueueSetMember = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndexQueueSetMember ) ); |
| |
| if( ( xCallingTaskIsAuthorizedToAccessQueueSet == pdTRUE ) && ( xCallingTaskIsAuthorizedToAccessQueueSetMember == pdTRUE ) ) |
| { |
| xInternalQueueSetHandle = MPU_GetQueueSetHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndexQueueSet ) ); |
| xInternalQueueSetMemberHandle = MPU_GetQueueSetMemberHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndexQueueSetMember ) ); |
| |
| if( ( xInternalQueueSetHandle != NULL ) && ( xInternalQueueSetMemberHandle != NULL ) ) |
| { |
| xReturn = xQueueAddToSet( xInternalQueueSetMemberHandle, xInternalQueueSetHandle ); |
| } |
| } |
| } |
| |
| return xReturn; |
| } |
| |
| #endif /* if ( configUSE_QUEUE_SETS == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if configQUEUE_REGISTRY_SIZE > 0 |
| |
| void MPU_vQueueAddToRegistryImpl( QueueHandle_t xQueue, |
| const char * pcName ) PRIVILEGED_FUNCTION; |
| |
| void MPU_vQueueAddToRegistryImpl( QueueHandle_t xQueue, |
| const char * pcName ) /* PRIVILEGED_FUNCTION */ |
| { |
| int32_t lIndex; |
| QueueHandle_t xInternalQueueHandle = NULL; |
| BaseType_t xCallingTaskIsAuthorizedToAccessQueue = pdFALSE; |
| |
| lIndex = ( int32_t ) xQueue; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessQueue = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessQueue == pdTRUE ) |
| { |
| xInternalQueueHandle = MPU_GetQueueHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalQueueHandle != NULL ) |
| { |
| vQueueAddToRegistry( xInternalQueueHandle, pcName ); |
| } |
| } |
| } |
| } |
| |
| #endif /* if configQUEUE_REGISTRY_SIZE > 0 */ |
| /*-----------------------------------------------------------*/ |
| |
| #if configQUEUE_REGISTRY_SIZE > 0 |
| |
| void MPU_vQueueUnregisterQueueImpl( QueueHandle_t xQueue ) PRIVILEGED_FUNCTION; |
| |
| void MPU_vQueueUnregisterQueueImpl( QueueHandle_t xQueue ) /* PRIVILEGED_FUNCTION */ |
| { |
| int32_t lIndex; |
| QueueHandle_t xInternalQueueHandle = NULL; |
| BaseType_t xCallingTaskIsAuthorizedToAccessQueue = pdFALSE; |
| |
| lIndex = ( int32_t ) xQueue; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessQueue = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessQueue == pdTRUE ) |
| { |
| xInternalQueueHandle = MPU_GetQueueHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalQueueHandle != NULL ) |
| { |
| vQueueUnregisterQueue( xInternalQueueHandle ); |
| } |
| } |
| } |
| } |
| |
| #endif /* if configQUEUE_REGISTRY_SIZE > 0 */ |
| /*-----------------------------------------------------------*/ |
| |
| #if configQUEUE_REGISTRY_SIZE > 0 |
| |
| const char * MPU_pcQueueGetNameImpl( QueueHandle_t xQueue ) PRIVILEGED_FUNCTION; |
| |
| const char * MPU_pcQueueGetNameImpl( QueueHandle_t xQueue ) /* PRIVILEGED_FUNCTION */ |
| { |
| const char * pcReturn = NULL; |
| QueueHandle_t xInternalQueueHandle = NULL; |
| int32_t lIndex; |
| BaseType_t xCallingTaskIsAuthorizedToAccessQueue = pdFALSE; |
| |
| lIndex = ( int32_t ) xQueue; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessQueue = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessQueue == pdTRUE ) |
| { |
| xInternalQueueHandle = MPU_GetQueueHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalQueueHandle != NULL ) |
| { |
| pcReturn = pcQueueGetName( xInternalQueueHandle ); |
| } |
| } |
| } |
| |
| return pcReturn; |
| } |
| |
| #endif /* if configQUEUE_REGISTRY_SIZE > 0 */ |
| /*-----------------------------------------------------------*/ |
| |
| /* Privileged only wrappers for Queue APIs. These are needed so that |
| * the application can use opaque handles maintained in mpu_wrappers.c |
| * with all the APIs. */ |
| /*-----------------------------------------------------------*/ |
| |
| void MPU_vQueueDelete( QueueHandle_t xQueue ) /* PRIVILEGED_FUNCTION */ |
| { |
| QueueHandle_t xInternalQueueHandle = NULL; |
| int32_t lIndex; |
| |
| lIndex = ( int32_t ) xQueue; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xInternalQueueHandle = MPU_GetQueueHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalQueueHandle != NULL ) |
| { |
| vQueueDelete( xInternalQueueHandle ); |
| MPU_SetIndexFreeInKernelObjectPool( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| } |
| } |
| } |
| /*-----------------------------------------------------------*/ |
| |
| #if ( ( configUSE_MUTEXES == 1 ) && ( configSUPPORT_DYNAMIC_ALLOCATION == 1 ) ) |
| |
| QueueHandle_t MPU_xQueueCreateMutex( const uint8_t ucQueueType ) /* PRIVILEGED_FUNCTION */ |
| { |
| QueueHandle_t xInternalQueueHandle = NULL; |
| QueueHandle_t xExternalQueueHandle = NULL; |
| int32_t lIndex; |
| |
| lIndex = MPU_GetFreeIndexInKernelObjectPool(); |
| |
| if( lIndex != -1 ) |
| { |
| xInternalQueueHandle = xQueueCreateMutex( ucQueueType ); |
| |
| if( xInternalQueueHandle != NULL ) |
| { |
| MPU_StoreQueueHandleAtIndex( lIndex, xInternalQueueHandle ); |
| xExternalQueueHandle = ( QueueHandle_t ) CONVERT_TO_EXTERNAL_INDEX( lIndex ); |
| } |
| else |
| { |
| MPU_SetIndexFreeInKernelObjectPool( lIndex ); |
| } |
| } |
| |
| return xExternalQueueHandle; |
| } |
| |
| #endif /* if ( ( configUSE_MUTEXES == 1 ) && ( configSUPPORT_DYNAMIC_ALLOCATION == 1 ) ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( ( configUSE_MUTEXES == 1 ) && ( configSUPPORT_STATIC_ALLOCATION == 1 ) ) |
| |
| QueueHandle_t MPU_xQueueCreateMutexStatic( const uint8_t ucQueueType, |
| StaticQueue_t * pxStaticQueue ) /* PRIVILEGED_FUNCTION */ |
| { |
| QueueHandle_t xInternalQueueHandle = NULL; |
| QueueHandle_t xExternalQueueHandle = NULL; |
| int32_t lIndex; |
| |
| lIndex = MPU_GetFreeIndexInKernelObjectPool(); |
| |
| if( lIndex != -1 ) |
| { |
| xInternalQueueHandle = xQueueCreateMutexStatic( ucQueueType, pxStaticQueue ); |
| |
| if( xInternalQueueHandle != NULL ) |
| { |
| MPU_StoreQueueHandleAtIndex( lIndex, xInternalQueueHandle ); |
| xExternalQueueHandle = ( QueueHandle_t ) CONVERT_TO_EXTERNAL_INDEX( lIndex ); |
| } |
| else |
| { |
| MPU_SetIndexFreeInKernelObjectPool( lIndex ); |
| } |
| } |
| |
| return xExternalQueueHandle; |
| } |
| |
| #endif /* if ( ( configUSE_MUTEXES == 1 ) && ( configSUPPORT_STATIC_ALLOCATION == 1 ) ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( ( configUSE_COUNTING_SEMAPHORES == 1 ) && ( configSUPPORT_DYNAMIC_ALLOCATION == 1 ) ) |
| |
| QueueHandle_t MPU_xQueueCreateCountingSemaphore( UBaseType_t uxCountValue, |
| UBaseType_t uxInitialCount ) /* PRIVILEGED_FUNCTION */ |
| { |
| QueueHandle_t xInternalQueueHandle = NULL; |
| QueueHandle_t xExternalQueueHandle = NULL; |
| int32_t lIndex; |
| |
| lIndex = MPU_GetFreeIndexInKernelObjectPool(); |
| |
| if( lIndex != -1 ) |
| { |
| xInternalQueueHandle = xQueueCreateCountingSemaphore( uxCountValue, uxInitialCount ); |
| |
| if( xInternalQueueHandle != NULL ) |
| { |
| MPU_StoreQueueHandleAtIndex( lIndex, xInternalQueueHandle ); |
| xExternalQueueHandle = ( QueueHandle_t ) CONVERT_TO_EXTERNAL_INDEX( lIndex ); |
| } |
| else |
| { |
| MPU_SetIndexFreeInKernelObjectPool( lIndex ); |
| } |
| } |
| |
| return xExternalQueueHandle; |
| } |
| |
| #endif /* if ( ( configUSE_COUNTING_SEMAPHORES == 1 ) && ( configSUPPORT_DYNAMIC_ALLOCATION == 1 ) ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( ( configUSE_COUNTING_SEMAPHORES == 1 ) && ( configSUPPORT_STATIC_ALLOCATION == 1 ) ) |
| |
| QueueHandle_t MPU_xQueueCreateCountingSemaphoreStatic( const UBaseType_t uxMaxCount, |
| const UBaseType_t uxInitialCount, |
| StaticQueue_t * pxStaticQueue ) /* PRIVILEGED_FUNCTION */ |
| { |
| QueueHandle_t xInternalQueueHandle = NULL; |
| QueueHandle_t xExternalQueueHandle = NULL; |
| int32_t lIndex; |
| |
| lIndex = MPU_GetFreeIndexInKernelObjectPool(); |
| |
| if( lIndex != -1 ) |
| { |
| xInternalQueueHandle = xQueueCreateCountingSemaphoreStatic( uxMaxCount, uxInitialCount, pxStaticQueue ); |
| |
| if( xInternalQueueHandle != NULL ) |
| { |
| MPU_StoreQueueHandleAtIndex( lIndex, xInternalQueueHandle ); |
| xExternalQueueHandle = ( QueueHandle_t ) CONVERT_TO_EXTERNAL_INDEX( lIndex ); |
| } |
| else |
| { |
| MPU_SetIndexFreeInKernelObjectPool( lIndex ); |
| } |
| } |
| |
| return xExternalQueueHandle; |
| } |
| |
| #endif /* if ( ( configUSE_COUNTING_SEMAPHORES == 1 ) && ( configSUPPORT_STATIC_ALLOCATION == 1 ) ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configSUPPORT_DYNAMIC_ALLOCATION == 1 ) |
| |
| QueueHandle_t MPU_xQueueGenericCreate( UBaseType_t uxQueueLength, |
| UBaseType_t uxItemSize, |
| uint8_t ucQueueType ) /* PRIVILEGED_FUNCTION */ |
| { |
| QueueHandle_t xInternalQueueHandle = NULL; |
| QueueHandle_t xExternalQueueHandle = NULL; |
| int32_t lIndex; |
| |
| lIndex = MPU_GetFreeIndexInKernelObjectPool(); |
| |
| if( lIndex != -1 ) |
| { |
| xInternalQueueHandle = xQueueGenericCreate( uxQueueLength, uxItemSize, ucQueueType ); |
| |
| if( xInternalQueueHandle != NULL ) |
| { |
| MPU_StoreQueueHandleAtIndex( lIndex, xInternalQueueHandle ); |
| xExternalQueueHandle = ( QueueHandle_t ) CONVERT_TO_EXTERNAL_INDEX( lIndex ); |
| } |
| else |
| { |
| MPU_SetIndexFreeInKernelObjectPool( lIndex ); |
| } |
| } |
| |
| return xExternalQueueHandle; |
| } |
| |
| #endif /* if ( configSUPPORT_DYNAMIC_ALLOCATION == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configSUPPORT_STATIC_ALLOCATION == 1 ) |
| |
| QueueHandle_t MPU_xQueueGenericCreateStatic( const UBaseType_t uxQueueLength, |
| const UBaseType_t uxItemSize, |
| uint8_t * pucQueueStorage, |
| StaticQueue_t * pxStaticQueue, |
| const uint8_t ucQueueType ) /* PRIVILEGED_FUNCTION */ |
| { |
| QueueHandle_t xInternalQueueHandle = NULL; |
| QueueHandle_t xExternalQueueHandle = NULL; |
| int32_t lIndex; |
| |
| lIndex = MPU_GetFreeIndexInKernelObjectPool(); |
| |
| if( lIndex != -1 ) |
| { |
| xInternalQueueHandle = xQueueGenericCreateStatic( uxQueueLength, uxItemSize, pucQueueStorage, pxStaticQueue, ucQueueType ); |
| |
| if( xInternalQueueHandle != NULL ) |
| { |
| MPU_StoreQueueHandleAtIndex( lIndex, xInternalQueueHandle ); |
| xExternalQueueHandle = ( QueueHandle_t ) CONVERT_TO_EXTERNAL_INDEX( lIndex ); |
| } |
| else |
| { |
| MPU_SetIndexFreeInKernelObjectPool( lIndex ); |
| } |
| } |
| |
| return xExternalQueueHandle; |
| } |
| |
| #endif /* if ( configSUPPORT_STATIC_ALLOCATION == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| BaseType_t MPU_xQueueGenericReset( QueueHandle_t xQueue, |
| BaseType_t xNewQueue ) /* PRIVILEGED_FUNCTION */ |
| { |
| int32_t lIndex; |
| QueueHandle_t xInternalQueueHandle = NULL; |
| BaseType_t xReturn = pdFAIL; |
| |
| lIndex = ( int32_t ) xQueue; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xInternalQueueHandle = MPU_GetQueueHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalQueueHandle != NULL ) |
| { |
| xReturn = xQueueGenericReset( xInternalQueueHandle, xNewQueue ); |
| } |
| } |
| |
| return xReturn; |
| } |
| /*-----------------------------------------------------------*/ |
| |
| #if ( ( configUSE_QUEUE_SETS == 1 ) && ( configSUPPORT_DYNAMIC_ALLOCATION == 1 ) ) |
| |
| QueueSetHandle_t MPU_xQueueCreateSet( UBaseType_t uxEventQueueLength ) /* PRIVILEGED_FUNCTION */ |
| { |
| QueueSetHandle_t xInternalQueueSetHandle = NULL; |
| QueueSetHandle_t xExternalQueueSetHandle = NULL; |
| int32_t lIndex; |
| |
| lIndex = MPU_GetFreeIndexInKernelObjectPool(); |
| |
| if( lIndex != -1 ) |
| { |
| xInternalQueueSetHandle = xQueueCreateSet( uxEventQueueLength ); |
| |
| if( xInternalQueueSetHandle != NULL ) |
| { |
| MPU_StoreQueueSetHandleAtIndex( lIndex, xInternalQueueSetHandle ); |
| xExternalQueueSetHandle = ( QueueSetHandle_t ) CONVERT_TO_EXTERNAL_INDEX( lIndex ); |
| } |
| else |
| { |
| MPU_SetIndexFreeInKernelObjectPool( lIndex ); |
| } |
| } |
| |
| return xExternalQueueSetHandle; |
| } |
| |
| #endif /* if ( ( configUSE_QUEUE_SETS == 1 ) && ( configSUPPORT_DYNAMIC_ALLOCATION == 1 ) ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configUSE_QUEUE_SETS == 1 ) |
| |
| BaseType_t MPU_xQueueRemoveFromSet( QueueSetMemberHandle_t xQueueOrSemaphore, |
| QueueSetHandle_t xQueueSet ) /* PRIVILEGED_FUNCTION */ |
| { |
| BaseType_t xReturn = pdFAIL; |
| QueueSetMemberHandle_t xInternalQueueSetMemberHandle = NULL; |
| QueueSetHandle_t xInternalQueueSetHandle = NULL; |
| int32_t lIndexQueueSet, lIndexQueueSetMember; |
| |
| lIndexQueueSet = ( int32_t ) xQueueSet; |
| lIndexQueueSetMember = ( int32_t ) xQueueOrSemaphore; |
| |
| if( ( IS_EXTERNAL_INDEX_VALID( lIndexQueueSet ) != pdFALSE ) && |
| ( IS_EXTERNAL_INDEX_VALID( lIndexQueueSetMember ) != pdFALSE ) ) |
| { |
| xInternalQueueSetHandle = MPU_GetQueueSetHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndexQueueSet ) ); |
| xInternalQueueSetMemberHandle = MPU_GetQueueSetMemberHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndexQueueSetMember ) ); |
| |
| if( ( xInternalQueueSetHandle != NULL ) && ( xInternalQueueSetMemberHandle != NULL ) ) |
| { |
| xReturn = xQueueRemoveFromSet( xInternalQueueSetMemberHandle, xInternalQueueSetHandle ); |
| } |
| } |
| |
| return xReturn; |
| } |
| |
| #endif /* if ( configUSE_QUEUE_SETS == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configSUPPORT_STATIC_ALLOCATION == 1 ) |
| |
| BaseType_t MPU_xQueueGenericGetStaticBuffers( QueueHandle_t xQueue, |
| uint8_t ** ppucQueueStorage, |
| StaticQueue_t ** ppxStaticQueue ) /* PRIVILEGED_FUNCTION */ |
| { |
| int32_t lIndex; |
| QueueHandle_t xInternalQueueHandle = NULL; |
| BaseType_t xReturn = pdFALSE; |
| |
| lIndex = ( int32_t ) xQueue; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xInternalQueueHandle = MPU_GetQueueHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalQueueHandle != NULL ) |
| { |
| xReturn = xQueueGenericGetStaticBuffers( xInternalQueueHandle, ppucQueueStorage, ppxStaticQueue ); |
| } |
| } |
| |
| return xReturn; |
| } |
| |
| #endif /*if ( configSUPPORT_STATIC_ALLOCATION == 1 )*/ |
| /*-----------------------------------------------------------*/ |
| |
| BaseType_t MPU_xQueueGenericSendFromISR( QueueHandle_t xQueue, |
| const void * const pvItemToQueue, |
| BaseType_t * const pxHigherPriorityTaskWoken, |
| const BaseType_t xCopyPosition ) /* PRIVILEGED_FUNCTION */ |
| { |
| BaseType_t xReturn = pdFAIL; |
| int32_t lIndex; |
| QueueHandle_t xInternalQueueHandle = NULL; |
| |
| lIndex = ( int32_t ) xQueue; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xInternalQueueHandle = MPU_GetQueueHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalQueueHandle != NULL ) |
| { |
| xReturn = xQueueGenericSendFromISR( xInternalQueueHandle, pvItemToQueue, pxHigherPriorityTaskWoken, xCopyPosition ); |
| } |
| } |
| |
| return xReturn; |
| } |
| |
| /*-----------------------------------------------------------*/ |
| |
| BaseType_t MPU_xQueueGiveFromISR( QueueHandle_t xQueue, |
| BaseType_t * const pxHigherPriorityTaskWoken ) /* PRIVILEGED_FUNCTION */ |
| { |
| BaseType_t xReturn = pdFAIL; |
| int32_t lIndex; |
| QueueHandle_t xInternalQueueHandle = NULL; |
| |
| lIndex = ( int32_t ) xQueue; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xInternalQueueHandle = MPU_GetQueueHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalQueueHandle != NULL ) |
| { |
| xReturn = xQueueGiveFromISR( xInternalQueueHandle, pxHigherPriorityTaskWoken ); |
| } |
| } |
| |
| return xReturn; |
| } |
| |
| /*-----------------------------------------------------------*/ |
| |
| BaseType_t MPU_xQueuePeekFromISR( QueueHandle_t xQueue, |
| void * const pvBuffer ) /* PRIVILEGED_FUNCTION */ |
| { |
| BaseType_t xReturn = pdFAIL; |
| int32_t lIndex; |
| QueueHandle_t xInternalQueueHandle = NULL; |
| |
| lIndex = ( int32_t ) xQueue; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xInternalQueueHandle = MPU_GetQueueHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalQueueHandle != NULL ) |
| { |
| xReturn = xQueuePeekFromISR( xInternalQueueHandle, pvBuffer ); |
| } |
| } |
| |
| return xReturn; |
| } |
| |
| /*-----------------------------------------------------------*/ |
| |
| BaseType_t MPU_xQueueReceiveFromISR( QueueHandle_t xQueue, |
| void * const pvBuffer, |
| BaseType_t * const pxHigherPriorityTaskWoken ) /* PRIVILEGED_FUNCTION */ |
| { |
| BaseType_t xReturn = pdFAIL; |
| int32_t lIndex; |
| QueueHandle_t xInternalQueueHandle = NULL; |
| |
| lIndex = ( int32_t ) xQueue; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xInternalQueueHandle = MPU_GetQueueHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalQueueHandle != NULL ) |
| { |
| xReturn = xQueueReceiveFromISR( xInternalQueueHandle, pvBuffer, pxHigherPriorityTaskWoken ); |
| } |
| } |
| |
| return xReturn; |
| } |
| |
| /*-----------------------------------------------------------*/ |
| |
| BaseType_t MPU_xQueueIsQueueEmptyFromISR( const QueueHandle_t xQueue ) /* PRIVILEGED_FUNCTION */ |
| { |
| BaseType_t xReturn = pdFAIL; |
| int32_t lIndex; |
| QueueHandle_t xInternalQueueHandle = NULL; |
| |
| lIndex = ( int32_t ) xQueue; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xInternalQueueHandle = MPU_GetQueueHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalQueueHandle != NULL ) |
| { |
| xReturn = xQueueIsQueueEmptyFromISR( xInternalQueueHandle ); |
| } |
| } |
| |
| return xReturn; |
| } |
| /*-----------------------------------------------------------*/ |
| |
| BaseType_t MPU_xQueueIsQueueFullFromISR( const QueueHandle_t xQueue ) /* PRIVILEGED_FUNCTION */ |
| { |
| BaseType_t xReturn = pdFAIL; |
| int32_t lIndex; |
| QueueHandle_t xInternalQueueHandle = NULL; |
| |
| lIndex = ( int32_t ) xQueue; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xInternalQueueHandle = MPU_GetQueueHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalQueueHandle != NULL ) |
| { |
| xReturn = xQueueIsQueueFullFromISR( xInternalQueueHandle ); |
| } |
| } |
| |
| return xReturn; |
| } |
| |
| /*-----------------------------------------------------------*/ |
| |
| UBaseType_t MPU_uxQueueMessagesWaitingFromISR( const QueueHandle_t xQueue ) /* PRIVILEGED_FUNCTION */ |
| { |
| UBaseType_t uxReturn = 0; |
| int32_t lIndex; |
| QueueHandle_t xInternalQueueHandle = NULL; |
| |
| lIndex = ( int32_t ) xQueue; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xInternalQueueHandle = MPU_GetQueueHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalQueueHandle != NULL ) |
| { |
| uxReturn = uxQueueMessagesWaitingFromISR( xInternalQueueHandle ); |
| } |
| } |
| |
| return uxReturn; |
| } |
| |
| /*-----------------------------------------------------------*/ |
| |
| #if ( ( configUSE_MUTEXES == 1 ) && ( INCLUDE_xSemaphoreGetMutexHolder == 1 ) ) |
| |
| TaskHandle_t MPU_xQueueGetMutexHolderFromISR( QueueHandle_t xSemaphore ) /* PRIVILEGED_FUNCTION */ |
| { |
| TaskHandle_t xMutexHolderTaskInternalHandle = NULL; |
| TaskHandle_t xMutexHolderTaskExternalHandle = NULL; |
| int32_t lIndex, lMutexHolderTaskIndex; |
| QueueHandle_t xInternalSemaphoreHandle = NULL; |
| |
| lIndex = ( int32_t ) xSemaphore; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xInternalSemaphoreHandle = MPU_GetQueueHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalSemaphoreHandle != NULL ) |
| { |
| xMutexHolderTaskInternalHandle = xQueueGetMutexHolder( xInternalSemaphoreHandle ); |
| |
| if( xMutexHolderTaskInternalHandle != NULL ) |
| { |
| lMutexHolderTaskIndex = MPU_GetIndexForTaskHandle( xMutexHolderTaskInternalHandle ); |
| |
| if( lMutexHolderTaskIndex != -1 ) |
| { |
| xMutexHolderTaskExternalHandle = ( TaskHandle_t ) ( CONVERT_TO_EXTERNAL_INDEX( lMutexHolderTaskIndex ) ); |
| } |
| } |
| } |
| } |
| |
| return xMutexHolderTaskExternalHandle; |
| } |
| |
| #endif /* #if ( ( configUSE_MUTEXES == 1 ) && ( INCLUDE_xSemaphoreGetMutexHolder == 1 ) ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configUSE_QUEUE_SETS == 1 ) |
| |
| QueueSetMemberHandle_t MPU_xQueueSelectFromSetFromISR( QueueSetHandle_t xQueueSet ) /* PRIVILEGED_FUNCTION */ |
| { |
| QueueSetHandle_t xInternalQueueSetHandle = NULL; |
| QueueSetMemberHandle_t xSelectedMemberInternal = NULL; |
| QueueSetMemberHandle_t xSelectedMemberExternal = NULL; |
| int32_t lIndexQueueSet, lIndexSelectedMember; |
| |
| lIndexQueueSet = ( int32_t ) xQueueSet; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndexQueueSet ) != pdFALSE ) |
| { |
| xInternalQueueSetHandle = MPU_GetQueueSetHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndexQueueSet ) ); |
| |
| if( xInternalQueueSetHandle != NULL ) |
| { |
| xSelectedMemberInternal = xQueueSelectFromSetFromISR( xInternalQueueSetHandle ); |
| |
| if( xSelectedMemberInternal != NULL ) |
| { |
| lIndexSelectedMember = MPU_GetIndexForQueueSetMemberHandle( xSelectedMemberInternal ); |
| |
| if( lIndexSelectedMember != -1 ) |
| { |
| xSelectedMemberExternal = ( QueueSetMemberHandle_t ) ( CONVERT_TO_EXTERNAL_INDEX( lIndexSelectedMember ) ); |
| } |
| } |
| } |
| } |
| |
| return xSelectedMemberExternal; |
| } |
| |
| #endif /* if ( configUSE_QUEUE_SETS == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| /*-----------------------------------------------------------*/ |
| /* MPU wrappers for timers APIs. */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configUSE_TIMERS == 1 ) |
| |
| void * MPU_pvTimerGetTimerIDImpl( const TimerHandle_t xTimer ) PRIVILEGED_FUNCTION; |
| |
| void * MPU_pvTimerGetTimerIDImpl( const TimerHandle_t xTimer ) /* PRIVILEGED_FUNCTION */ |
| { |
| void * pvReturn = NULL; |
| TimerHandle_t xInternalTimerHandle = NULL; |
| int32_t lIndex; |
| BaseType_t xCallingTaskIsAuthorizedToAccessTimer = pdFALSE; |
| |
| lIndex = ( int32_t ) xTimer; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessTimer = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessTimer == pdTRUE ) |
| { |
| xInternalTimerHandle = MPU_GetTimerHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTimerHandle != NULL ) |
| { |
| pvReturn = pvTimerGetTimerID( xInternalTimerHandle ); |
| } |
| } |
| } |
| |
| return pvReturn; |
| } |
| |
| #endif /* if ( configUSE_TIMERS == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configUSE_TIMERS == 1 ) |
| |
| void MPU_vTimerSetTimerIDImpl( TimerHandle_t xTimer, |
| void * pvNewID ) PRIVILEGED_FUNCTION; |
| |
| void MPU_vTimerSetTimerIDImpl( TimerHandle_t xTimer, |
| void * pvNewID ) /* PRIVILEGED_FUNCTION */ |
| { |
| TimerHandle_t xInternalTimerHandle = NULL; |
| int32_t lIndex; |
| BaseType_t xCallingTaskIsAuthorizedToAccessTimer = pdFALSE; |
| |
| lIndex = ( int32_t ) xTimer; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessTimer = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessTimer == pdTRUE ) |
| { |
| xInternalTimerHandle = MPU_GetTimerHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTimerHandle != NULL ) |
| { |
| vTimerSetTimerID( xInternalTimerHandle, pvNewID ); |
| } |
| } |
| } |
| } |
| |
| #endif /* if ( configUSE_TIMERS == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configUSE_TIMERS == 1 ) |
| |
| BaseType_t MPU_xTimerIsTimerActiveImpl( TimerHandle_t xTimer ) PRIVILEGED_FUNCTION; |
| |
| BaseType_t MPU_xTimerIsTimerActiveImpl( TimerHandle_t xTimer ) /* PRIVILEGED_FUNCTION */ |
| { |
| BaseType_t xReturn = pdFALSE; |
| TimerHandle_t xInternalTimerHandle = NULL; |
| int32_t lIndex; |
| BaseType_t xCallingTaskIsAuthorizedToAccessTimer = pdFALSE; |
| |
| lIndex = ( int32_t ) xTimer; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessTimer = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessTimer == pdTRUE ) |
| { |
| xInternalTimerHandle = MPU_GetTimerHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTimerHandle != NULL ) |
| { |
| xReturn = xTimerIsTimerActive( xInternalTimerHandle ); |
| } |
| } |
| } |
| |
| return xReturn; |
| } |
| |
| #endif /* if ( configUSE_TIMERS == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configUSE_TIMERS == 1 ) |
| |
| TaskHandle_t MPU_xTimerGetTimerDaemonTaskHandleImpl( void ) PRIVILEGED_FUNCTION; |
| |
| TaskHandle_t MPU_xTimerGetTimerDaemonTaskHandleImpl( void ) /* PRIVILEGED_FUNCTION */ |
| { |
| TaskHandle_t xReturn; |
| |
| xReturn = xTimerGetTimerDaemonTaskHandle(); |
| |
| return xReturn; |
| } |
| |
| #endif /* if ( configUSE_TIMERS == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configUSE_TIMERS == 1 ) |
| |
| BaseType_t MPU_xTimerGenericCommandFromTask( TimerHandle_t xTimer, |
| const BaseType_t xCommandID, |
| const TickType_t xOptionalValue, |
| BaseType_t * const pxHigherPriorityTaskWoken, |
| const TickType_t xTicksToWait ) /* FREERTOS_SYSTEM_CALL */ |
| { |
| BaseType_t xReturn = pdFALSE; |
| xTimerGenericCommandFromTaskParams_t xParams; |
| |
| xParams.xTimer = xTimer; |
| xParams.xCommandID = xCommandID; |
| xParams.xOptionalValue = xOptionalValue; |
| xParams.pxHigherPriorityTaskWoken = pxHigherPriorityTaskWoken; |
| xParams.xTicksToWait = xTicksToWait; |
| |
| xReturn = MPU_xTimerGenericCommandFromTaskEntry( &( xParams ) ); |
| |
| return xReturn; |
| } |
| |
| BaseType_t MPU_xTimerGenericCommandFromTaskImpl( const xTimerGenericCommandFromTaskParams_t * pxParams ) PRIVILEGED_FUNCTION; |
| |
| BaseType_t MPU_xTimerGenericCommandFromTaskImpl( const xTimerGenericCommandFromTaskParams_t * pxParams ) /* PRIVILEGED_FUNCTION */ |
| { |
| BaseType_t xReturn = pdFALSE; |
| TimerHandle_t xInternalTimerHandle = NULL; |
| int32_t lIndex; |
| BaseType_t xIsHigherPriorityTaskWokenWriteable = pdFALSE; |
| BaseType_t xCallingTaskIsAuthorizedToAccessTimer = pdFALSE; |
| BaseType_t xAreParamsReadable = pdFALSE; |
| |
| if( pxParams != NULL ) |
| { |
| xAreParamsReadable = xPortIsAuthorizedToAccessBuffer( pxParams, |
| sizeof( xTimerGenericCommandFromTaskParams_t ), |
| tskMPU_READ_PERMISSION ); |
| } |
| |
| if( xAreParamsReadable == pdTRUE ) |
| { |
| if( pxParams->xCommandID < tmrFIRST_FROM_ISR_COMMAND ) |
| { |
| if( pxParams->pxHigherPriorityTaskWoken != NULL ) |
| { |
| xIsHigherPriorityTaskWokenWriteable = xPortIsAuthorizedToAccessBuffer( pxParams->pxHigherPriorityTaskWoken, |
| sizeof( BaseType_t ), |
| tskMPU_WRITE_PERMISSION ); |
| } |
| |
| if( ( pxParams->pxHigherPriorityTaskWoken == NULL ) || |
| ( xIsHigherPriorityTaskWokenWriteable == pdTRUE ) ) |
| { |
| lIndex = ( int32_t ) ( pxParams->xTimer ); |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessTimer = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessTimer == pdTRUE ) |
| { |
| xInternalTimerHandle = MPU_GetTimerHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTimerHandle != NULL ) |
| { |
| xReturn = xTimerGenericCommandFromTask( xInternalTimerHandle, |
| pxParams->xCommandID, |
| pxParams->xOptionalValue, |
| pxParams->pxHigherPriorityTaskWoken, |
| pxParams->xTicksToWait ); |
| } |
| } |
| } |
| } |
| } |
| } |
| |
| return xReturn; |
| } |
| |
| #endif /* if ( configUSE_TIMERS == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configUSE_TIMERS == 1 ) |
| |
| const char * MPU_pcTimerGetNameImpl( TimerHandle_t xTimer ) PRIVILEGED_FUNCTION; |
| |
| const char * MPU_pcTimerGetNameImpl( TimerHandle_t xTimer ) /* PRIVILEGED_FUNCTION */ |
| { |
| const char * pcReturn = NULL; |
| TimerHandle_t xInternalTimerHandle = NULL; |
| int32_t lIndex; |
| BaseType_t xCallingTaskIsAuthorizedToAccessTimer = pdFALSE; |
| |
| lIndex = ( int32_t ) xTimer; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessTimer = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessTimer == pdTRUE ) |
| { |
| xInternalTimerHandle = MPU_GetTimerHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTimerHandle != NULL ) |
| { |
| pcReturn = pcTimerGetName( xInternalTimerHandle ); |
| } |
| } |
| } |
| |
| return pcReturn; |
| } |
| |
| #endif /* if ( configUSE_TIMERS == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configUSE_TIMERS == 1 ) |
| |
| void MPU_vTimerSetReloadModeImpl( TimerHandle_t xTimer, |
| const UBaseType_t uxAutoReload ) PRIVILEGED_FUNCTION; |
| |
| void MPU_vTimerSetReloadModeImpl( TimerHandle_t xTimer, |
| const UBaseType_t uxAutoReload ) /* PRIVILEGED_FUNCTION */ |
| { |
| TimerHandle_t xInternalTimerHandle = NULL; |
| int32_t lIndex; |
| BaseType_t xCallingTaskIsAuthorizedToAccessTimer = pdFALSE; |
| |
| lIndex = ( int32_t ) xTimer; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessTimer = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessTimer == pdTRUE ) |
| { |
| xInternalTimerHandle = MPU_GetTimerHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTimerHandle != NULL ) |
| { |
| vTimerSetReloadMode( xInternalTimerHandle, uxAutoReload ); |
| } |
| } |
| } |
| } |
| |
| #endif /* if ( configUSE_TIMERS == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configUSE_TIMERS == 1 ) |
| |
| BaseType_t MPU_xTimerGetReloadModeImpl( TimerHandle_t xTimer ) PRIVILEGED_FUNCTION; |
| |
| BaseType_t MPU_xTimerGetReloadModeImpl( TimerHandle_t xTimer ) /* PRIVILEGED_FUNCTION */ |
| { |
| BaseType_t xReturn = pdFALSE; |
| TimerHandle_t xInternalTimerHandle = NULL; |
| int32_t lIndex; |
| BaseType_t xCallingTaskIsAuthorizedToAccessTimer = pdFALSE; |
| |
| lIndex = ( int32_t ) xTimer; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessTimer = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessTimer == pdTRUE ) |
| { |
| xInternalTimerHandle = MPU_GetTimerHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTimerHandle != NULL ) |
| { |
| xReturn = xTimerGetReloadMode( xInternalTimerHandle ); |
| } |
| } |
| } |
| |
| return xReturn; |
| } |
| |
| #endif /* if ( configUSE_TIMERS == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configUSE_TIMERS == 1 ) |
| |
| UBaseType_t MPU_uxTimerGetReloadModeImpl( TimerHandle_t xTimer ) PRIVILEGED_FUNCTION; |
| |
| UBaseType_t MPU_uxTimerGetReloadModeImpl( TimerHandle_t xTimer ) /* PRIVILEGED_FUNCTION */ |
| { |
| UBaseType_t uxReturn = 0; |
| TimerHandle_t xInternalTimerHandle = NULL; |
| int32_t lIndex; |
| BaseType_t xCallingTaskIsAuthorizedToAccessTimer = pdFALSE; |
| |
| lIndex = ( int32_t ) xTimer; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessTimer = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessTimer == pdTRUE ) |
| { |
| xInternalTimerHandle = MPU_GetTimerHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTimerHandle != NULL ) |
| { |
| uxReturn = uxTimerGetReloadMode( xInternalTimerHandle ); |
| } |
| } |
| } |
| |
| return uxReturn; |
| } |
| |
| #endif /* if ( configUSE_TIMERS == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configUSE_TIMERS == 1 ) |
| |
| TickType_t MPU_xTimerGetPeriodImpl( TimerHandle_t xTimer ) PRIVILEGED_FUNCTION; |
| |
| TickType_t MPU_xTimerGetPeriodImpl( TimerHandle_t xTimer ) /* PRIVILEGED_FUNCTION */ |
| { |
| TickType_t xReturn = 0; |
| TimerHandle_t xInternalTimerHandle = NULL; |
| int32_t lIndex; |
| BaseType_t xCallingTaskIsAuthorizedToAccessTimer = pdFALSE; |
| |
| lIndex = ( int32_t ) xTimer; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessTimer = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessTimer == pdTRUE ) |
| { |
| xInternalTimerHandle = MPU_GetTimerHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTimerHandle != NULL ) |
| { |
| xReturn = xTimerGetPeriod( xInternalTimerHandle ); |
| } |
| } |
| } |
| |
| return xReturn; |
| } |
| |
| #endif /* if ( configUSE_TIMERS == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configUSE_TIMERS == 1 ) |
| |
| TickType_t MPU_xTimerGetExpiryTimeImpl( TimerHandle_t xTimer ) PRIVILEGED_FUNCTION; |
| |
| TickType_t MPU_xTimerGetExpiryTimeImpl( TimerHandle_t xTimer ) /* PRIVILEGED_FUNCTION */ |
| { |
| TickType_t xReturn = 0; |
| TimerHandle_t xInternalTimerHandle = NULL; |
| int32_t lIndex; |
| BaseType_t xCallingTaskIsAuthorizedToAccessTimer = pdFALSE; |
| |
| lIndex = ( int32_t ) xTimer; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessTimer = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessTimer == pdTRUE ) |
| { |
| xInternalTimerHandle = MPU_GetTimerHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTimerHandle != NULL ) |
| { |
| xReturn = xTimerGetExpiryTime( xInternalTimerHandle ); |
| } |
| } |
| } |
| |
| return xReturn; |
| } |
| |
| #endif /* if ( configUSE_TIMERS == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| /* Privileged only wrappers for Timer APIs. These are needed so that |
| * the application can use opaque handles maintained in mpu_wrappers.c |
| * with all the APIs. */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configSUPPORT_DYNAMIC_ALLOCATION == 1 ) && ( configUSE_TIMERS == 1 ) |
| |
| TimerHandle_t MPU_xTimerCreate( const char * const pcTimerName, |
| const TickType_t xTimerPeriodInTicks, |
| const UBaseType_t uxAutoReload, |
| void * const pvTimerID, |
| TimerCallbackFunction_t pxCallbackFunction ) /* PRIVILEGED_FUNCTION */ |
| { |
| TimerHandle_t xInternalTimerHandle = NULL; |
| TimerHandle_t xExternalTimerHandle = NULL; |
| int32_t lIndex; |
| |
| lIndex = MPU_GetFreeIndexInKernelObjectPool(); |
| |
| if( lIndex != -1 ) |
| { |
| xInternalTimerHandle = xTimerCreate( pcTimerName, xTimerPeriodInTicks, uxAutoReload, pvTimerID, MPU_TimerCallback ); |
| |
| if( xInternalTimerHandle != NULL ) |
| { |
| MPU_StoreTimerHandleAtIndex( lIndex, xInternalTimerHandle, pxCallbackFunction ); |
| xExternalTimerHandle = ( TimerHandle_t ) CONVERT_TO_EXTERNAL_INDEX( lIndex ); |
| } |
| else |
| { |
| MPU_SetIndexFreeInKernelObjectPool( lIndex ); |
| } |
| } |
| |
| return xExternalTimerHandle; |
| } |
| |
| #endif /* if ( configSUPPORT_DYNAMIC_ALLOCATION == 1 ) && ( configUSE_TIMERS == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configSUPPORT_STATIC_ALLOCATION == 1 ) && ( configUSE_TIMERS == 1 ) |
| |
| TimerHandle_t MPU_xTimerCreateStatic( const char * const pcTimerName, |
| const TickType_t xTimerPeriodInTicks, |
| const UBaseType_t uxAutoReload, |
| void * const pvTimerID, |
| TimerCallbackFunction_t pxCallbackFunction, |
| StaticTimer_t * pxTimerBuffer ) /* PRIVILEGED_FUNCTION */ |
| { |
| TimerHandle_t xInternalTimerHandle = NULL; |
| TimerHandle_t xExternalTimerHandle = NULL; |
| int32_t lIndex; |
| |
| lIndex = MPU_GetFreeIndexInKernelObjectPool(); |
| |
| if( lIndex != -1 ) |
| { |
| xInternalTimerHandle = xTimerCreateStatic( pcTimerName, xTimerPeriodInTicks, uxAutoReload, pvTimerID, MPU_TimerCallback, pxTimerBuffer ); |
| |
| if( xInternalTimerHandle != NULL ) |
| { |
| MPU_StoreTimerHandleAtIndex( lIndex, xInternalTimerHandle, pxCallbackFunction ); |
| xExternalTimerHandle = ( TimerHandle_t ) CONVERT_TO_EXTERNAL_INDEX( lIndex ); |
| } |
| else |
| { |
| MPU_SetIndexFreeInKernelObjectPool( lIndex ); |
| } |
| } |
| |
| return xExternalTimerHandle; |
| } |
| |
| #endif /* if ( configSUPPORT_STATIC_ALLOCATION == 1 ) && ( configUSE_TIMERS == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configSUPPORT_STATIC_ALLOCATION == 1 ) && ( configUSE_TIMERS == 1 ) |
| |
| BaseType_t MPU_xTimerGetStaticBuffer( TimerHandle_t xTimer, |
| StaticTimer_t ** ppxTimerBuffer ) /* PRIVILEGED_FUNCTION */ |
| { |
| TimerHandle_t xInternalTimerHandle = NULL; |
| int32_t lIndex; |
| BaseType_t xReturn = pdFALSE; |
| |
| lIndex = ( int32_t ) xTimer; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xInternalTimerHandle = MPU_GetTimerHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTimerHandle != NULL ) |
| { |
| xReturn = xTimerGetStaticBuffer( xInternalTimerHandle, ppxTimerBuffer ); |
| } |
| } |
| |
| return xReturn; |
| } |
| |
| #endif /* if ( configSUPPORT_STATIC_ALLOCATION == 1 ) && ( configUSE_TIMERS == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configUSE_TIMERS == 1 ) |
| |
| BaseType_t MPU_xTimerGenericCommandFromISR( TimerHandle_t xTimer, |
| const BaseType_t xCommandID, |
| const TickType_t xOptionalValue, |
| BaseType_t * const pxHigherPriorityTaskWoken, |
| const TickType_t xTicksToWait ) /* PRIVILEGED_FUNCTION */ |
| { |
| BaseType_t xReturn = pdFALSE; |
| TimerHandle_t xInternalTimerHandle = NULL; |
| int32_t lIndex; |
| BaseType_t xIsHigherPriorityTaskWokenWriteable = pdFALSE; |
| |
| if( pxHigherPriorityTaskWoken != NULL ) |
| { |
| xIsHigherPriorityTaskWokenWriteable = xPortIsAuthorizedToAccessBuffer( pxHigherPriorityTaskWoken, |
| sizeof( BaseType_t ), |
| tskMPU_WRITE_PERMISSION ); |
| } |
| |
| if( ( pxHigherPriorityTaskWoken == NULL ) || ( xIsHigherPriorityTaskWokenWriteable == pdTRUE ) ) |
| { |
| lIndex = ( int32_t ) xTimer; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xInternalTimerHandle = MPU_GetTimerHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalTimerHandle != NULL ) |
| { |
| xReturn = xTimerGenericCommandFromISR( xInternalTimerHandle, xCommandID, xOptionalValue, pxHigherPriorityTaskWoken, xTicksToWait ); |
| } |
| } |
| } |
| |
| return xReturn; |
| } |
| |
| #endif /* if ( configUSE_TIMERS == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| /*-----------------------------------------------------------*/ |
| /* MPU wrappers for event group APIs. */ |
| /*-----------------------------------------------------------*/ |
| |
| EventBits_t MPU_xEventGroupWaitBits( EventGroupHandle_t xEventGroup, |
| const EventBits_t uxBitsToWaitFor, |
| const BaseType_t xClearOnExit, |
| const BaseType_t xWaitForAllBits, |
| TickType_t xTicksToWait ) /* FREERTOS_SYSTEM_CALL */ |
| { |
| EventBits_t xReturn = 0; |
| xEventGroupWaitBitsParams_t xParams; |
| |
| xParams.xEventGroup = xEventGroup; |
| xParams.uxBitsToWaitFor = uxBitsToWaitFor; |
| xParams.xClearOnExit = xClearOnExit; |
| xParams.xWaitForAllBits = xWaitForAllBits; |
| xParams.xTicksToWait = xTicksToWait; |
| |
| xReturn = MPU_xEventGroupWaitBitsEntry( &( xParams ) ); |
| |
| return xReturn; |
| } |
| |
| EventBits_t MPU_xEventGroupWaitBitsImpl( const xEventGroupWaitBitsParams_t * pxParams ) PRIVILEGED_FUNCTION; |
| |
| EventBits_t MPU_xEventGroupWaitBitsImpl( const xEventGroupWaitBitsParams_t * pxParams ) /* PRIVILEGED_FUNCTION */ |
| { |
| EventBits_t xReturn = 0; |
| EventGroupHandle_t xInternalEventGroupHandle = NULL; |
| int32_t lIndex; |
| BaseType_t xCallingTaskIsAuthorizedToAccessEventGroup = pdFALSE; |
| BaseType_t xAreParamsReadable = pdFALSE; |
| |
| if( pxParams != NULL ) |
| { |
| xAreParamsReadable = xPortIsAuthorizedToAccessBuffer( pxParams, |
| sizeof( xEventGroupWaitBitsParams_t ), |
| tskMPU_READ_PERMISSION ); |
| } |
| |
| if( xAreParamsReadable == pdTRUE ) |
| { |
| if( ( ( pxParams->uxBitsToWaitFor & eventEVENT_BITS_CONTROL_BYTES ) == 0U ) && |
| ( pxParams->uxBitsToWaitFor != 0U ) |
| #if ( ( INCLUDE_xTaskGetSchedulerState == 1 ) || ( configUSE_TIMERS == 1 ) ) |
| && ( !( ( xTaskGetSchedulerState() == taskSCHEDULER_SUSPENDED ) && ( pxParams->xTicksToWait != 0U ) ) ) |
| #endif |
| ) |
| { |
| lIndex = ( int32_t ) ( pxParams->xEventGroup ); |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessEventGroup = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessEventGroup == pdTRUE ) |
| { |
| xInternalEventGroupHandle = MPU_GetEventGroupHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalEventGroupHandle != NULL ) |
| { |
| xReturn = xEventGroupWaitBits( xInternalEventGroupHandle, |
| pxParams->uxBitsToWaitFor, |
| pxParams->xClearOnExit, |
| pxParams->xWaitForAllBits, |
| pxParams->xTicksToWait ); |
| } |
| } |
| } |
| } |
| } |
| |
| return xReturn; |
| } |
| /*-----------------------------------------------------------*/ |
| |
| EventBits_t MPU_xEventGroupClearBitsImpl( EventGroupHandle_t xEventGroup, |
| const EventBits_t uxBitsToClear ) PRIVILEGED_FUNCTION; |
| |
| EventBits_t MPU_xEventGroupClearBitsImpl( EventGroupHandle_t xEventGroup, |
| const EventBits_t uxBitsToClear ) /* PRIVILEGED_FUNCTION */ |
| { |
| EventBits_t xReturn = 0; |
| EventGroupHandle_t xInternalEventGroupHandle = NULL; |
| int32_t lIndex; |
| BaseType_t xCallingTaskIsAuthorizedToAccessEventGroup = pdFALSE; |
| |
| if( ( uxBitsToClear & eventEVENT_BITS_CONTROL_BYTES ) == 0U ) |
| { |
| lIndex = ( int32_t ) xEventGroup; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessEventGroup = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessEventGroup == pdTRUE ) |
| { |
| xInternalEventGroupHandle = MPU_GetEventGroupHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalEventGroupHandle != NULL ) |
| { |
| xReturn = xEventGroupClearBits( xInternalEventGroupHandle, uxBitsToClear ); |
| } |
| } |
| } |
| } |
| |
| return xReturn; |
| } |
| /*-----------------------------------------------------------*/ |
| |
| EventBits_t MPU_xEventGroupSetBitsImpl( EventGroupHandle_t xEventGroup, |
| const EventBits_t uxBitsToSet ) PRIVILEGED_FUNCTION; |
| |
| EventBits_t MPU_xEventGroupSetBitsImpl( EventGroupHandle_t xEventGroup, |
| const EventBits_t uxBitsToSet ) /* PRIVILEGED_FUNCTION */ |
| { |
| EventBits_t xReturn = 0; |
| EventGroupHandle_t xInternalEventGroupHandle = NULL; |
| int32_t lIndex; |
| BaseType_t xCallingTaskIsAuthorizedToAccessEventGroup = pdFALSE; |
| |
| if( ( uxBitsToSet & eventEVENT_BITS_CONTROL_BYTES ) == 0U ) |
| { |
| lIndex = ( int32_t ) xEventGroup; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessEventGroup = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessEventGroup == pdTRUE ) |
| { |
| xInternalEventGroupHandle = MPU_GetEventGroupHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalEventGroupHandle != NULL ) |
| { |
| xReturn = xEventGroupSetBits( xInternalEventGroupHandle, uxBitsToSet ); |
| } |
| } |
| } |
| } |
| |
| return xReturn; |
| } |
| /*-----------------------------------------------------------*/ |
| |
| EventBits_t MPU_xEventGroupSyncImpl( EventGroupHandle_t xEventGroup, |
| const EventBits_t uxBitsToSet, |
| const EventBits_t uxBitsToWaitFor, |
| TickType_t xTicksToWait ) PRIVILEGED_FUNCTION; |
| |
| EventBits_t MPU_xEventGroupSyncImpl( EventGroupHandle_t xEventGroup, |
| const EventBits_t uxBitsToSet, |
| const EventBits_t uxBitsToWaitFor, |
| TickType_t xTicksToWait ) /* PRIVILEGED_FUNCTION */ |
| { |
| EventBits_t xReturn = 0; |
| EventGroupHandle_t xInternalEventGroupHandle = NULL; |
| int32_t lIndex; |
| BaseType_t xCallingTaskIsAuthorizedToAccessEventGroup = pdFALSE; |
| |
| if( ( ( uxBitsToWaitFor & eventEVENT_BITS_CONTROL_BYTES ) == 0U ) && |
| ( uxBitsToWaitFor != 0U ) |
| #if ( ( INCLUDE_xTaskGetSchedulerState == 1 ) || ( configUSE_TIMERS == 1 ) ) |
| && ( !( ( xTaskGetSchedulerState() == taskSCHEDULER_SUSPENDED ) && ( xTicksToWait != 0U ) ) ) |
| #endif |
| ) |
| { |
| lIndex = ( int32_t ) xEventGroup; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessEventGroup = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessEventGroup == pdTRUE ) |
| { |
| xInternalEventGroupHandle = MPU_GetEventGroupHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalEventGroupHandle != NULL ) |
| { |
| xReturn = xEventGroupSync( xInternalEventGroupHandle, uxBitsToSet, uxBitsToWaitFor, xTicksToWait ); |
| } |
| } |
| } |
| } |
| |
| return xReturn; |
| } |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configUSE_TRACE_FACILITY == 1 ) |
| |
| UBaseType_t MPU_uxEventGroupGetNumberImpl( void * xEventGroup ) PRIVILEGED_FUNCTION; |
| |
| UBaseType_t MPU_uxEventGroupGetNumberImpl( void * xEventGroup ) /* PRIVILEGED_FUNCTION */ |
| { |
| UBaseType_t xReturn = 0; |
| EventGroupHandle_t xInternalEventGroupHandle = NULL; |
| int32_t lIndex; |
| BaseType_t xCallingTaskIsAuthorizedToAccessEventGroup = pdFALSE; |
| |
| lIndex = ( int32_t ) xEventGroup; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessEventGroup = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessEventGroup == pdTRUE ) |
| { |
| xInternalEventGroupHandle = MPU_GetEventGroupHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalEventGroupHandle != NULL ) |
| { |
| xReturn = uxEventGroupGetNumber( xInternalEventGroupHandle ); |
| } |
| } |
| } |
| |
| return xReturn; |
| } |
| |
| #endif /*( configUSE_TRACE_FACILITY == 1 )*/ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configUSE_TRACE_FACILITY == 1 ) |
| |
| void MPU_vEventGroupSetNumberImpl( void * xEventGroup, |
| UBaseType_t uxEventGroupNumber ) PRIVILEGED_FUNCTION; |
| |
| void MPU_vEventGroupSetNumberImpl( void * xEventGroup, |
| UBaseType_t uxEventGroupNumber ) /* PRIVILEGED_FUNCTION */ |
| { |
| EventGroupHandle_t xInternalEventGroupHandle = NULL; |
| int32_t lIndex; |
| BaseType_t xCallingTaskIsAuthorizedToAccessEventGroup = pdFALSE; |
| |
| lIndex = ( int32_t ) xEventGroup; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessEventGroup = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessEventGroup == pdTRUE ) |
| { |
| xInternalEventGroupHandle = MPU_GetEventGroupHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalEventGroupHandle != NULL ) |
| { |
| vEventGroupSetNumber( xInternalEventGroupHandle, uxEventGroupNumber ); |
| } |
| } |
| } |
| } |
| |
| #endif /*( configUSE_TRACE_FACILITY == 1 )*/ |
| /*-----------------------------------------------------------*/ |
| |
| /* Privileged only wrappers for Event Group APIs. These are needed so that |
| * the application can use opaque handles maintained in mpu_wrappers.c |
| * with all the APIs. */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configSUPPORT_DYNAMIC_ALLOCATION == 1 ) |
| |
| EventGroupHandle_t MPU_xEventGroupCreate( void ) /* PRIVILEGED_FUNCTION */ |
| { |
| EventGroupHandle_t xInternalEventGroupHandle = NULL; |
| EventGroupHandle_t xExternalEventGroupHandle = NULL; |
| int32_t lIndex; |
| |
| lIndex = MPU_GetFreeIndexInKernelObjectPool(); |
| |
| if( lIndex != -1 ) |
| { |
| xInternalEventGroupHandle = xEventGroupCreate(); |
| |
| if( xInternalEventGroupHandle != NULL ) |
| { |
| MPU_StoreEventGroupHandleAtIndex( lIndex, xInternalEventGroupHandle ); |
| xExternalEventGroupHandle = ( EventGroupHandle_t ) CONVERT_TO_EXTERNAL_INDEX( lIndex ); |
| } |
| else |
| { |
| MPU_SetIndexFreeInKernelObjectPool( lIndex ); |
| } |
| } |
| |
| return xExternalEventGroupHandle; |
| } |
| |
| #endif /* if ( configSUPPORT_DYNAMIC_ALLOCATION == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configSUPPORT_STATIC_ALLOCATION == 1 ) |
| |
| EventGroupHandle_t MPU_xEventGroupCreateStatic( StaticEventGroup_t * pxEventGroupBuffer ) /* PRIVILEGED_FUNCTION */ |
| { |
| EventGroupHandle_t xInternalEventGroupHandle = NULL; |
| EventGroupHandle_t xExternalEventGroupHandle = NULL; |
| int32_t lIndex; |
| |
| lIndex = MPU_GetFreeIndexInKernelObjectPool(); |
| |
| if( lIndex != -1 ) |
| { |
| xInternalEventGroupHandle = xEventGroupCreateStatic( pxEventGroupBuffer ); |
| |
| if( xInternalEventGroupHandle != NULL ) |
| { |
| MPU_StoreEventGroupHandleAtIndex( lIndex, xInternalEventGroupHandle ); |
| xExternalEventGroupHandle = ( EventGroupHandle_t ) CONVERT_TO_EXTERNAL_INDEX( lIndex ); |
| } |
| else |
| { |
| MPU_SetIndexFreeInKernelObjectPool( lIndex ); |
| } |
| } |
| |
| return xExternalEventGroupHandle; |
| } |
| |
| #endif /* if ( configSUPPORT_STATIC_ALLOCATION == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| void MPU_vEventGroupDelete( EventGroupHandle_t xEventGroup ) /* PRIVILEGED_FUNCTION */ |
| { |
| EventGroupHandle_t xInternalEventGroupHandle = NULL; |
| int32_t lIndex; |
| |
| lIndex = ( int32_t ) xEventGroup; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xInternalEventGroupHandle = MPU_GetEventGroupHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalEventGroupHandle != NULL ) |
| { |
| vEventGroupDelete( xInternalEventGroupHandle ); |
| MPU_SetIndexFreeInKernelObjectPool( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| } |
| } |
| } |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configSUPPORT_STATIC_ALLOCATION == 1 ) |
| |
| BaseType_t MPU_xEventGroupGetStaticBuffer( EventGroupHandle_t xEventGroup, |
| StaticEventGroup_t ** ppxEventGroupBuffer ) /* PRIVILEGED_FUNCTION */ |
| { |
| BaseType_t xReturn = pdFALSE; |
| EventGroupHandle_t xInternalEventGroupHandle = NULL; |
| int32_t lIndex; |
| |
| lIndex = ( int32_t ) xEventGroup; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xInternalEventGroupHandle = MPU_GetEventGroupHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalEventGroupHandle != NULL ) |
| { |
| xReturn = xEventGroupGetStaticBuffer( xInternalEventGroupHandle, ppxEventGroupBuffer ); |
| } |
| } |
| |
| return xReturn; |
| } |
| |
| #endif /* if ( configSUPPORT_STATIC_ALLOCATION == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( ( configUSE_TRACE_FACILITY == 1 ) && ( INCLUDE_xTimerPendFunctionCall == 1 ) && ( configUSE_TIMERS == 1 ) ) |
| |
| BaseType_t MPU_xEventGroupClearBitsFromISR( EventGroupHandle_t xEventGroup, |
| const EventBits_t uxBitsToClear ) /* PRIVILEGED_FUNCTION */ |
| { |
| BaseType_t xReturn = pdFALSE; |
| EventGroupHandle_t xInternalEventGroupHandle = NULL; |
| int32_t lIndex; |
| |
| lIndex = ( int32_t ) xEventGroup; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xInternalEventGroupHandle = MPU_GetEventGroupHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalEventGroupHandle != NULL ) |
| { |
| xReturn = xEventGroupClearBitsFromISR( xInternalEventGroupHandle, uxBitsToClear ); |
| } |
| } |
| |
| return xReturn; |
| } |
| |
| #endif /* #if ( ( configUSE_TRACE_FACILITY == 1 ) && ( INCLUDE_xTimerPendFunctionCall == 1 ) && ( configUSE_TIMERS == 1 ) ) */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( ( configUSE_TRACE_FACILITY == 1 ) && ( INCLUDE_xTimerPendFunctionCall == 1 ) && ( configUSE_TIMERS == 1 ) ) |
| |
| BaseType_t MPU_xEventGroupSetBitsFromISR( EventGroupHandle_t xEventGroup, |
| const EventBits_t uxBitsToSet, |
| BaseType_t * pxHigherPriorityTaskWoken ) /* PRIVILEGED_FUNCTION */ |
| { |
| BaseType_t xReturn = pdFALSE; |
| EventGroupHandle_t xInternalEventGroupHandle = NULL; |
| int32_t lIndex; |
| |
| lIndex = ( int32_t ) xEventGroup; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xInternalEventGroupHandle = MPU_GetEventGroupHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalEventGroupHandle != NULL ) |
| { |
| xReturn = xEventGroupSetBitsFromISR( xInternalEventGroupHandle, uxBitsToSet, pxHigherPriorityTaskWoken ); |
| } |
| } |
| |
| return xReturn; |
| } |
| |
| #endif /* #if ( ( configUSE_TRACE_FACILITY == 1 ) && ( INCLUDE_xTimerPendFunctionCall == 1 ) && ( configUSE_TIMERS == 1 ) ) */ |
| /*-----------------------------------------------------------*/ |
| |
| EventBits_t MPU_xEventGroupGetBitsFromISR( EventGroupHandle_t xEventGroup ) /* PRIVILEGED_FUNCTION */ |
| { |
| EventBits_t xReturn = 0; |
| EventGroupHandle_t xInternalEventGroupHandle = NULL; |
| int32_t lIndex; |
| |
| lIndex = ( int32_t ) xEventGroup; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xInternalEventGroupHandle = MPU_GetEventGroupHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalEventGroupHandle != NULL ) |
| { |
| xReturn = xEventGroupGetBitsFromISR( xInternalEventGroupHandle ); |
| } |
| } |
| |
| return xReturn; |
| } |
| /*-----------------------------------------------------------*/ |
| |
| /*-----------------------------------------------------------*/ |
| /* MPU wrappers for stream buffer APIs. */ |
| /*-----------------------------------------------------------*/ |
| |
| size_t MPU_xStreamBufferSendImpl( StreamBufferHandle_t xStreamBuffer, |
| const void * pvTxData, |
| size_t xDataLengthBytes, |
| TickType_t xTicksToWait ) PRIVILEGED_FUNCTION; |
| |
| size_t MPU_xStreamBufferSendImpl( StreamBufferHandle_t xStreamBuffer, |
| const void * pvTxData, |
| size_t xDataLengthBytes, |
| TickType_t xTicksToWait ) /* PRIVILEGED_FUNCTION */ |
| { |
| size_t xReturn = 0; |
| StreamBufferHandle_t xInternalStreamBufferHandle = NULL; |
| int32_t lIndex; |
| BaseType_t xIsTxDataBufferReadable = pdFALSE; |
| BaseType_t xCallingTaskIsAuthorizedToAccessStreamBuffer = pdFALSE; |
| |
| if( pvTxData != NULL ) |
| { |
| xIsTxDataBufferReadable = xPortIsAuthorizedToAccessBuffer( pvTxData, |
| xDataLengthBytes, |
| tskMPU_READ_PERMISSION ); |
| |
| if( xIsTxDataBufferReadable == pdTRUE ) |
| { |
| lIndex = ( int32_t ) xStreamBuffer; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessStreamBuffer = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessStreamBuffer == pdTRUE ) |
| { |
| xInternalStreamBufferHandle = MPU_GetStreamBufferHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalStreamBufferHandle != NULL ) |
| { |
| xReturn = xStreamBufferSend( xInternalStreamBufferHandle, pvTxData, xDataLengthBytes, xTicksToWait ); |
| } |
| } |
| } |
| } |
| } |
| |
| return xReturn; |
| } |
| /*-----------------------------------------------------------*/ |
| |
| size_t MPU_xStreamBufferReceiveImpl( StreamBufferHandle_t xStreamBuffer, |
| void * pvRxData, |
| size_t xBufferLengthBytes, |
| TickType_t xTicksToWait ) PRIVILEGED_FUNCTION; |
| |
| size_t MPU_xStreamBufferReceiveImpl( StreamBufferHandle_t xStreamBuffer, |
| void * pvRxData, |
| size_t xBufferLengthBytes, |
| TickType_t xTicksToWait ) /* PRIVILEGED_FUNCTION */ |
| { |
| size_t xReturn = 0; |
| StreamBufferHandle_t xInternalStreamBufferHandle = NULL; |
| int32_t lIndex; |
| BaseType_t xIsRxDataBufferWriteable = pdFALSE; |
| BaseType_t xCallingTaskIsAuthorizedToAccessStreamBuffer = pdFALSE; |
| |
| if( pvRxData != NULL ) |
| { |
| xIsRxDataBufferWriteable = xPortIsAuthorizedToAccessBuffer( pvRxData, |
| xBufferLengthBytes, |
| tskMPU_WRITE_PERMISSION ); |
| |
| if( xIsRxDataBufferWriteable == pdTRUE ) |
| { |
| lIndex = ( int32_t ) xStreamBuffer; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessStreamBuffer = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessStreamBuffer == pdTRUE ) |
| { |
| xInternalStreamBufferHandle = MPU_GetStreamBufferHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalStreamBufferHandle != NULL ) |
| { |
| xReturn = xStreamBufferReceive( xInternalStreamBufferHandle, pvRxData, xBufferLengthBytes, xTicksToWait ); |
| } |
| } |
| } |
| } |
| } |
| |
| return xReturn; |
| } |
| /*-----------------------------------------------------------*/ |
| |
| BaseType_t MPU_xStreamBufferIsFullImpl( StreamBufferHandle_t xStreamBuffer ) PRIVILEGED_FUNCTION; |
| |
| BaseType_t MPU_xStreamBufferIsFullImpl( StreamBufferHandle_t xStreamBuffer ) /* PRIVILEGED_FUNCTION */ |
| { |
| BaseType_t xReturn = pdFALSE; |
| StreamBufferHandle_t xInternalStreamBufferHandle = NULL; |
| int32_t lIndex; |
| BaseType_t xCallingTaskIsAuthorizedToAccessStreamBuffer = pdFALSE; |
| |
| lIndex = ( int32_t ) xStreamBuffer; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessStreamBuffer = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessStreamBuffer == pdTRUE ) |
| { |
| xInternalStreamBufferHandle = MPU_GetStreamBufferHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalStreamBufferHandle != NULL ) |
| { |
| xReturn = xStreamBufferIsFull( xInternalStreamBufferHandle ); |
| } |
| } |
| } |
| |
| return xReturn; |
| } |
| /*-----------------------------------------------------------*/ |
| |
| BaseType_t MPU_xStreamBufferIsEmptyImpl( StreamBufferHandle_t xStreamBuffer ) PRIVILEGED_FUNCTION; |
| |
| BaseType_t MPU_xStreamBufferIsEmptyImpl( StreamBufferHandle_t xStreamBuffer ) /* PRIVILEGED_FUNCTION */ |
| { |
| BaseType_t xReturn = pdFALSE; |
| StreamBufferHandle_t xInternalStreamBufferHandle = NULL; |
| int32_t lIndex; |
| BaseType_t xCallingTaskIsAuthorizedToAccessStreamBuffer = pdFALSE; |
| |
| lIndex = ( int32_t ) xStreamBuffer; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessStreamBuffer = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessStreamBuffer == pdTRUE ) |
| { |
| xInternalStreamBufferHandle = MPU_GetStreamBufferHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalStreamBufferHandle != NULL ) |
| { |
| xReturn = xStreamBufferIsEmpty( xInternalStreamBufferHandle ); |
| } |
| } |
| } |
| |
| return xReturn; |
| } |
| /*-----------------------------------------------------------*/ |
| |
| size_t MPU_xStreamBufferSpacesAvailableImpl( StreamBufferHandle_t xStreamBuffer ) PRIVILEGED_FUNCTION; |
| |
| size_t MPU_xStreamBufferSpacesAvailableImpl( StreamBufferHandle_t xStreamBuffer ) /* PRIVILEGED_FUNCTION */ |
| { |
| size_t xReturn = 0; |
| StreamBufferHandle_t xInternalStreamBufferHandle = NULL; |
| int32_t lIndex; |
| BaseType_t xCallingTaskIsAuthorizedToAccessStreamBuffer = pdFALSE; |
| |
| lIndex = ( int32_t ) xStreamBuffer; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessStreamBuffer = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessStreamBuffer == pdTRUE ) |
| { |
| xInternalStreamBufferHandle = MPU_GetStreamBufferHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalStreamBufferHandle != NULL ) |
| { |
| xReturn = xStreamBufferSpacesAvailable( xInternalStreamBufferHandle ); |
| } |
| } |
| } |
| |
| return xReturn; |
| } |
| /*-----------------------------------------------------------*/ |
| |
| size_t MPU_xStreamBufferBytesAvailableImpl( StreamBufferHandle_t xStreamBuffer ) PRIVILEGED_FUNCTION; |
| |
| size_t MPU_xStreamBufferBytesAvailableImpl( StreamBufferHandle_t xStreamBuffer ) /* PRIVILEGED_FUNCTION */ |
| { |
| size_t xReturn = 0; |
| StreamBufferHandle_t xInternalStreamBufferHandle = NULL; |
| int32_t lIndex; |
| BaseType_t xCallingTaskIsAuthorizedToAccessStreamBuffer = pdFALSE; |
| |
| lIndex = ( int32_t ) xStreamBuffer; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessStreamBuffer = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessStreamBuffer == pdTRUE ) |
| { |
| xInternalStreamBufferHandle = MPU_GetStreamBufferHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalStreamBufferHandle != NULL ) |
| { |
| xReturn = xStreamBufferBytesAvailable( xInternalStreamBufferHandle ); |
| } |
| } |
| } |
| |
| return xReturn; |
| } |
| /*-----------------------------------------------------------*/ |
| |
| BaseType_t MPU_xStreamBufferSetTriggerLevelImpl( StreamBufferHandle_t xStreamBuffer, |
| size_t xTriggerLevel ) PRIVILEGED_FUNCTION; |
| |
| BaseType_t MPU_xStreamBufferSetTriggerLevelImpl( StreamBufferHandle_t xStreamBuffer, |
| size_t xTriggerLevel ) /* PRIVILEGED_FUNCTION */ |
| { |
| BaseType_t xReturn = pdFALSE; |
| StreamBufferHandle_t xInternalStreamBufferHandle = NULL; |
| int32_t lIndex; |
| BaseType_t xCallingTaskIsAuthorizedToAccessStreamBuffer = pdFALSE; |
| |
| lIndex = ( int32_t ) xStreamBuffer; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessStreamBuffer = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessStreamBuffer == pdTRUE ) |
| { |
| xInternalStreamBufferHandle = MPU_GetStreamBufferHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalStreamBufferHandle != NULL ) |
| { |
| xReturn = xStreamBufferSetTriggerLevel( xInternalStreamBufferHandle, xTriggerLevel ); |
| } |
| } |
| } |
| |
| return xReturn; |
| } |
| /*-----------------------------------------------------------*/ |
| |
| size_t MPU_xStreamBufferNextMessageLengthBytesImpl( StreamBufferHandle_t xStreamBuffer ) PRIVILEGED_FUNCTION; |
| |
| size_t MPU_xStreamBufferNextMessageLengthBytesImpl( StreamBufferHandle_t xStreamBuffer ) /* PRIVILEGED_FUNCTION */ |
| { |
| size_t xReturn = 0; |
| StreamBufferHandle_t xInternalStreamBufferHandle = NULL; |
| int32_t lIndex; |
| BaseType_t xCallingTaskIsAuthorizedToAccessStreamBuffer = pdFALSE; |
| |
| lIndex = ( int32_t ) xStreamBuffer; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xCallingTaskIsAuthorizedToAccessStreamBuffer = xPortIsAuthorizedToAccessKernelObject( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xCallingTaskIsAuthorizedToAccessStreamBuffer == pdTRUE ) |
| { |
| xInternalStreamBufferHandle = MPU_GetStreamBufferHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalStreamBufferHandle != NULL ) |
| { |
| xReturn = xStreamBufferNextMessageLengthBytes( xInternalStreamBufferHandle ); |
| } |
| } |
| } |
| |
| return xReturn; |
| } |
| /*-----------------------------------------------------------*/ |
| |
| /* Privileged only wrappers for Stream Buffer APIs. These are needed so that |
| * the application can use opaque handles maintained in mpu_wrappers.c |
| * with all the APIs. */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configSUPPORT_DYNAMIC_ALLOCATION == 1 ) |
| |
| StreamBufferHandle_t MPU_xStreamBufferGenericCreate( size_t xBufferSizeBytes, |
| size_t xTriggerLevelBytes, |
| BaseType_t xIsMessageBuffer, |
| StreamBufferCallbackFunction_t pxSendCompletedCallback, |
| StreamBufferCallbackFunction_t pxReceiveCompletedCallback ) /* PRIVILEGED_FUNCTION */ |
| { |
| StreamBufferHandle_t xInternalStreamBufferHandle = NULL; |
| StreamBufferHandle_t xExternalStreamBufferHandle = NULL; |
| int32_t lIndex; |
| |
| /** |
| * Stream buffer application level callback functionality is disabled for MPU |
| * enabled ports. |
| */ |
| configASSERT( ( pxSendCompletedCallback == NULL ) && |
| ( pxReceiveCompletedCallback == NULL ) ); |
| |
| if( ( pxSendCompletedCallback == NULL ) && |
| ( pxReceiveCompletedCallback == NULL ) ) |
| { |
| lIndex = MPU_GetFreeIndexInKernelObjectPool(); |
| |
| if( lIndex != -1 ) |
| { |
| xInternalStreamBufferHandle = xStreamBufferGenericCreate( xBufferSizeBytes, |
| xTriggerLevelBytes, |
| xIsMessageBuffer, |
| NULL, |
| NULL ); |
| |
| if( xInternalStreamBufferHandle != NULL ) |
| { |
| MPU_StoreStreamBufferHandleAtIndex( lIndex, xInternalStreamBufferHandle ); |
| xExternalStreamBufferHandle = ( StreamBufferHandle_t ) CONVERT_TO_EXTERNAL_INDEX( lIndex ); |
| } |
| else |
| { |
| MPU_SetIndexFreeInKernelObjectPool( lIndex ); |
| } |
| } |
| } |
| else |
| { |
| traceSTREAM_BUFFER_CREATE_FAILED( xIsMessageBuffer ); |
| xExternalStreamBufferHandle = NULL; |
| } |
| |
| return xExternalStreamBufferHandle; |
| } |
| |
| #endif /* configSUPPORT_DYNAMIC_ALLOCATION */ |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configSUPPORT_STATIC_ALLOCATION == 1 ) |
| |
| StreamBufferHandle_t MPU_xStreamBufferGenericCreateStatic( size_t xBufferSizeBytes, |
| size_t xTriggerLevelBytes, |
| BaseType_t xIsMessageBuffer, |
| uint8_t * const pucStreamBufferStorageArea, |
| StaticStreamBuffer_t * const pxStaticStreamBuffer, |
| StreamBufferCallbackFunction_t pxSendCompletedCallback, |
| StreamBufferCallbackFunction_t pxReceiveCompletedCallback ) /* PRIVILEGED_FUNCTION */ |
| { |
| StreamBufferHandle_t xInternalStreamBufferHandle = NULL; |
| StreamBufferHandle_t xExternalStreamBufferHandle = NULL; |
| int32_t lIndex; |
| |
| /** |
| * Stream buffer application level callback functionality is disabled for MPU |
| * enabled ports. |
| */ |
| configASSERT( ( pxSendCompletedCallback == NULL ) && |
| ( pxReceiveCompletedCallback == NULL ) ); |
| |
| if( ( pxSendCompletedCallback == NULL ) && |
| ( pxReceiveCompletedCallback == NULL ) ) |
| { |
| lIndex = MPU_GetFreeIndexInKernelObjectPool(); |
| |
| if( lIndex != -1 ) |
| { |
| xInternalStreamBufferHandle = xStreamBufferGenericCreateStatic( xBufferSizeBytes, |
| xTriggerLevelBytes, |
| xIsMessageBuffer, |
| pucStreamBufferStorageArea, |
| pxStaticStreamBuffer, |
| NULL, |
| NULL ); |
| |
| if( xInternalStreamBufferHandle != NULL ) |
| { |
| MPU_StoreStreamBufferHandleAtIndex( lIndex, xInternalStreamBufferHandle ); |
| xExternalStreamBufferHandle = ( StreamBufferHandle_t ) CONVERT_TO_EXTERNAL_INDEX( lIndex ); |
| } |
| else |
| { |
| MPU_SetIndexFreeInKernelObjectPool( lIndex ); |
| } |
| } |
| } |
| else |
| { |
| traceSTREAM_BUFFER_CREATE_STATIC_FAILED( xReturn, xIsMessageBuffer ); |
| xExternalStreamBufferHandle = NULL; |
| } |
| |
| return xExternalStreamBufferHandle; |
| } |
| |
| #endif /* configSUPPORT_STATIC_ALLOCATION */ |
| /*-----------------------------------------------------------*/ |
| |
| void MPU_vStreamBufferDelete( StreamBufferHandle_t xStreamBuffer ) /* PRIVILEGED_FUNCTION */ |
| { |
| StreamBufferHandle_t xInternalStreamBufferHandle = NULL; |
| int32_t lIndex; |
| |
| lIndex = ( int32_t ) xStreamBuffer; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xInternalStreamBufferHandle = MPU_GetStreamBufferHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalStreamBufferHandle != NULL ) |
| { |
| vStreamBufferDelete( xInternalStreamBufferHandle ); |
| } |
| |
| MPU_SetIndexFreeInKernelObjectPool( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| } |
| } |
| /*-----------------------------------------------------------*/ |
| |
| BaseType_t MPU_xStreamBufferReset( StreamBufferHandle_t xStreamBuffer ) /* PRIVILEGED_FUNCTION */ |
| { |
| BaseType_t xReturn = pdFALSE; |
| StreamBufferHandle_t xInternalStreamBufferHandle = NULL; |
| int32_t lIndex; |
| |
| lIndex = ( int32_t ) xStreamBuffer; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xInternalStreamBufferHandle = MPU_GetStreamBufferHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalStreamBufferHandle != NULL ) |
| { |
| xReturn = xStreamBufferReset( xInternalStreamBufferHandle ); |
| } |
| } |
| |
| return xReturn; |
| } |
| /*-----------------------------------------------------------*/ |
| |
| #if ( configSUPPORT_STATIC_ALLOCATION == 1 ) |
| |
| BaseType_t MPU_xStreamBufferGetStaticBuffers( StreamBufferHandle_t xStreamBuffers, |
| uint8_t * ppucStreamBufferStorageArea, |
| StaticStreamBuffer_t * ppxStaticStreamBuffer ) /* PRIVILEGED_FUNCTION */ |
| { |
| BaseType_t xReturn = pdFALSE; |
| StreamBufferHandle_t xInternalStreamBufferHandle = NULL; |
| int32_t lIndex; |
| |
| lIndex = ( int32_t ) xStreamBuffers; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xInternalStreamBufferHandle = MPU_GetStreamBufferHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalStreamBufferHandle != NULL ) |
| { |
| xReturn = MPU_xStreamBufferGetStaticBuffers( xInternalStreamBufferHandle, ppucStreamBufferStorageArea, ppxStaticStreamBuffer ); |
| } |
| } |
| |
| return xReturn; |
| } |
| |
| #endif /* if ( configSUPPORT_STATIC_ALLOCATION == 1 ) */ |
| /*-----------------------------------------------------------*/ |
| |
| size_t MPU_xStreamBufferSendFromISR( StreamBufferHandle_t xStreamBuffer, |
| const void * pvTxData, |
| size_t xDataLengthBytes, |
| BaseType_t * const pxHigherPriorityTaskWoken ) /* PRIVILEGED_FUNCTION */ |
| { |
| size_t xReturn = 0; |
| StreamBufferHandle_t xInternalStreamBufferHandle = NULL; |
| int32_t lIndex; |
| |
| lIndex = ( int32_t ) xStreamBuffer; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xInternalStreamBufferHandle = MPU_GetStreamBufferHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalStreamBufferHandle != NULL ) |
| { |
| xReturn = xStreamBufferSendFromISR( xInternalStreamBufferHandle, pvTxData, xDataLengthBytes, pxHigherPriorityTaskWoken ); |
| } |
| } |
| |
| return xReturn; |
| } |
| /*-----------------------------------------------------------*/ |
| |
| size_t MPU_xStreamBufferReceiveFromISR( StreamBufferHandle_t xStreamBuffer, |
| void * pvRxData, |
| size_t xBufferLengthBytes, |
| BaseType_t * const pxHigherPriorityTaskWoken ) /* PRIVILEGED_FUNCTION */ |
| { |
| size_t xReturn = 0; |
| StreamBufferHandle_t xInternalStreamBufferHandle = NULL; |
| int32_t lIndex; |
| |
| lIndex = ( int32_t ) xStreamBuffer; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xInternalStreamBufferHandle = MPU_GetStreamBufferHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalStreamBufferHandle != NULL ) |
| { |
| xReturn = xStreamBufferReceiveFromISR( xInternalStreamBufferHandle, pvRxData, xBufferLengthBytes, pxHigherPriorityTaskWoken ); |
| } |
| } |
| |
| return xReturn; |
| } |
| /*-----------------------------------------------------------*/ |
| |
| BaseType_t MPU_xStreamBufferSendCompletedFromISR( StreamBufferHandle_t xStreamBuffer, |
| BaseType_t * pxHigherPriorityTaskWoken ) /* PRIVILEGED_FUNCTION */ |
| { |
| BaseType_t xReturn = pdFALSE; |
| StreamBufferHandle_t xInternalStreamBufferHandle = NULL; |
| int32_t lIndex; |
| |
| lIndex = ( int32_t ) xStreamBuffer; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xInternalStreamBufferHandle = MPU_GetStreamBufferHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalStreamBufferHandle != NULL ) |
| { |
| xReturn = xStreamBufferSendCompletedFromISR( xInternalStreamBufferHandle, pxHigherPriorityTaskWoken ); |
| } |
| } |
| |
| return xReturn; |
| } |
| /*-----------------------------------------------------------*/ |
| |
| BaseType_t MPU_xStreamBufferReceiveCompletedFromISR( StreamBufferHandle_t xStreamBuffer, |
| BaseType_t * pxHigherPriorityTaskWoken ) /*PRIVILEGED_FUNCTION */ |
| { |
| BaseType_t xReturn = pdFALSE; |
| StreamBufferHandle_t xInternalStreamBufferHandle = NULL; |
| int32_t lIndex; |
| |
| lIndex = ( int32_t ) xStreamBuffer; |
| |
| if( IS_EXTERNAL_INDEX_VALID( lIndex ) != pdFALSE ) |
| { |
| xInternalStreamBufferHandle = MPU_GetStreamBufferHandleAtIndex( CONVERT_TO_INTERNAL_INDEX( lIndex ) ); |
| |
| if( xInternalStreamBufferHandle != NULL ) |
| { |
| xReturn = xStreamBufferReceiveCompletedFromISR( xInternalStreamBufferHandle, pxHigherPriorityTaskWoken ); |
| } |
| } |
| |
| return xReturn; |
| } |
| |
| /*-----------------------------------------------------------*/ |
| |
| /* Functions that the application writer wants to execute in privileged mode |
| * can be defined in application_defined_privileged_functions.h. */ |
| |
| #if configINCLUDE_APPLICATION_DEFINED_PRIVILEGED_FUNCTIONS == 1 |
| #include "application_defined_privileged_functions.h" |
| #endif |
| /*-----------------------------------------------------------*/ |
| |
| /** |
| * @brief Array of system call implementation functions. |
| * |
| * The index in the array MUST match the corresponding system call number |
| * defined in mpu_wrappers.h. |
| */ |
| PRIVILEGED_DATA UBaseType_t uxSystemCallImplementations[ NUM_SYSTEM_CALLS ] = |
| { |
| #if ( configUSE_TASK_NOTIFICATIONS == 1 ) |
| ( UBaseType_t ) MPU_xTaskGenericNotifyImpl, /* SYSTEM_CALL_xTaskGenericNotify. */ |
| ( UBaseType_t ) MPU_xTaskGenericNotifyWaitImpl, /* SYSTEM_CALL_xTaskGenericNotifyWait. */ |
| #else |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_xTaskGenericNotify. */ |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_xTaskGenericNotifyWait. */ |
| #endif |
| |
| #if ( configUSE_TIMERS == 1 ) |
| ( UBaseType_t ) MPU_xTimerGenericCommandFromTaskImpl, /* SYSTEM_CALL_xTimerGenericCommandFromTask. */ |
| #else |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_xTimerGenericCommandFromTask. */ |
| #endif |
| |
| ( UBaseType_t ) MPU_xEventGroupWaitBitsImpl, /* SYSTEM_CALL_xEventGroupWaitBits. */ |
| |
| /* The system calls above this line take 5 parameters. */ |
| |
| #if ( INCLUDE_xTaskDelayUntil == 1 ) |
| ( UBaseType_t ) MPU_xTaskDelayUntilImpl, /* SYSTEM_CALL_xTaskDelayUntil. */ |
| #else |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_xTaskDelayUntil. */ |
| #endif |
| |
| #if ( INCLUDE_xTaskAbortDelay == 1 ) |
| ( UBaseType_t ) MPU_xTaskAbortDelayImpl, /* SYSTEM_CALL_xTaskAbortDelay. */ |
| #else |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_xTaskAbortDelay. */ |
| #endif |
| |
| #if ( INCLUDE_vTaskDelay == 1 ) |
| ( UBaseType_t ) MPU_vTaskDelayImpl, /* SYSTEM_CALL_vTaskDelay. */ |
| #else |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_vTaskDelay. */ |
| #endif |
| |
| #if ( INCLUDE_uxTaskPriorityGet == 1 ) |
| ( UBaseType_t ) MPU_uxTaskPriorityGetImpl, /* SYSTEM_CALL_uxTaskPriorityGet. */ |
| #else |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_uxTaskPriorityGet. */ |
| #endif |
| |
| #if ( INCLUDE_eTaskGetState == 1 ) |
| ( UBaseType_t ) MPU_eTaskGetStateImpl, /* SYSTEM_CALL_eTaskGetState. */ |
| #else |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_eTaskGetState. */ |
| #endif |
| |
| #if ( configUSE_TRACE_FACILITY == 1 ) |
| ( UBaseType_t ) MPU_vTaskGetInfoImpl, /* SYSTEM_CALL_vTaskGetInfo. */ |
| #else |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_vTaskGetInfo. */ |
| #endif |
| |
| #if ( INCLUDE_xTaskGetIdleTaskHandle == 1 ) |
| ( UBaseType_t ) MPU_xTaskGetIdleTaskHandleImpl, /* SYSTEM_CALL_xTaskGetIdleTaskHandle. */ |
| #else |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_xTaskGetIdleTaskHandle. */ |
| #endif |
| |
| #if ( INCLUDE_vTaskSuspend == 1 ) |
| ( UBaseType_t ) MPU_vTaskSuspendImpl, /* SYSTEM_CALL_vTaskSuspend. */ |
| ( UBaseType_t ) MPU_vTaskResumeImpl, /* SYSTEM_CALL_vTaskResume. */ |
| #else |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_vTaskSuspend. */ |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_vTaskResume. */ |
| #endif |
| |
| ( UBaseType_t ) MPU_xTaskGetTickCountImpl, /* SYSTEM_CALL_xTaskGetTickCount. */ |
| ( UBaseType_t ) MPU_uxTaskGetNumberOfTasksImpl, /* SYSTEM_CALL_uxTaskGetNumberOfTasks. */ |
| |
| #if ( configGENERATE_RUN_TIME_STATS == 1 ) |
| ( UBaseType_t ) MPU_ulTaskGetRunTimeCounterImpl, /* SYSTEM_CALL_ulTaskGetRunTimeCounter. */ |
| ( UBaseType_t ) MPU_ulTaskGetRunTimePercentImpl, /* SYSTEM_CALL_ulTaskGetRunTimePercent. */ |
| #else |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_ulTaskGetRunTimeCounter. */ |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_ulTaskGetRunTimePercent. */ |
| #endif |
| |
| #if ( ( configGENERATE_RUN_TIME_STATS == 1 ) && ( INCLUDE_xTaskGetIdleTaskHandle == 1 ) ) |
| ( UBaseType_t ) MPU_ulTaskGetIdleRunTimePercentImpl, /* SYSTEM_CALL_ulTaskGetIdleRunTimePercent. */ |
| ( UBaseType_t ) MPU_ulTaskGetIdleRunTimeCounterImpl, /* SYSTEM_CALL_ulTaskGetIdleRunTimeCounter. */ |
| #else |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_ulTaskGetIdleRunTimePercent. */ |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_ulTaskGetIdleRunTimeCounter. */ |
| #endif |
| |
| #if ( configUSE_APPLICATION_TASK_TAG == 1 ) |
| ( UBaseType_t ) MPU_vTaskSetApplicationTaskTagImpl, /* SYSTEM_CALL_vTaskSetApplicationTaskTag. */ |
| ( UBaseType_t ) MPU_xTaskGetApplicationTaskTagImpl, /* SYSTEM_CALL_xTaskGetApplicationTaskTag. */ |
| #else |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_vTaskSetApplicationTaskTag. */ |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_xTaskGetApplicationTaskTag. */ |
| #endif |
| |
| #if ( configNUM_THREAD_LOCAL_STORAGE_POINTERS != 0 ) |
| ( UBaseType_t ) MPU_vTaskSetThreadLocalStoragePointerImpl, /* SYSTEM_CALL_vTaskSetThreadLocalStoragePointer. */ |
| ( UBaseType_t ) MPU_pvTaskGetThreadLocalStoragePointerImpl, /* SYSTEM_CALL_pvTaskGetThreadLocalStoragePointer. */ |
| #else |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_vTaskSetThreadLocalStoragePointer. */ |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_pvTaskGetThreadLocalStoragePointer. */ |
| #endif |
| |
| #if ( configUSE_TRACE_FACILITY == 1 ) |
| ( UBaseType_t ) MPU_uxTaskGetSystemStateImpl, /* SYSTEM_CALL_uxTaskGetSystemState. */ |
| #else |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_uxTaskGetSystemState. */ |
| #endif |
| |
| #if ( INCLUDE_uxTaskGetStackHighWaterMark == 1 ) |
| ( UBaseType_t ) MPU_uxTaskGetStackHighWaterMarkImpl, /* SYSTEM_CALL_uxTaskGetStackHighWaterMark. */ |
| #else |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_uxTaskGetStackHighWaterMark. */ |
| #endif |
| |
| #if ( INCLUDE_uxTaskGetStackHighWaterMark2 == 1 ) |
| ( UBaseType_t ) MPU_uxTaskGetStackHighWaterMark2Impl, /* SYSTEM_CALL_uxTaskGetStackHighWaterMark2. */ |
| #else |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_uxTaskGetStackHighWaterMark2. */ |
| #endif |
| |
| #if ( ( INCLUDE_xTaskGetCurrentTaskHandle == 1 ) || ( configUSE_MUTEXES == 1 ) ) |
| ( UBaseType_t ) MPU_xTaskGetCurrentTaskHandleImpl, /* SYSTEM_CALL_xTaskGetCurrentTaskHandle. */ |
| #else |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_xTaskGetCurrentTaskHandle. */ |
| #endif |
| |
| #if ( INCLUDE_xTaskGetSchedulerState == 1 ) |
| ( UBaseType_t ) MPU_xTaskGetSchedulerStateImpl, /* SYSTEM_CALL_xTaskGetSchedulerState. */ |
| #else |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_xTaskGetSchedulerState. */ |
| #endif |
| |
| ( UBaseType_t ) MPU_vTaskSetTimeOutStateImpl, /* SYSTEM_CALL_vTaskSetTimeOutState. */ |
| ( UBaseType_t ) MPU_xTaskCheckForTimeOutImpl, /* SYSTEM_CALL_xTaskCheckForTimeOut. */ |
| |
| #if ( configUSE_TASK_NOTIFICATIONS == 1 ) |
| ( UBaseType_t ) MPU_ulTaskGenericNotifyTakeImpl, /* SYSTEM_CALL_ulTaskGenericNotifyTake. */ |
| ( UBaseType_t ) MPU_xTaskGenericNotifyStateClearImpl, /* SYSTEM_CALL_xTaskGenericNotifyStateClear. */ |
| ( UBaseType_t ) MPU_ulTaskGenericNotifyValueClearImpl, /* SYSTEM_CALL_ulTaskGenericNotifyValueClear. */ |
| #else |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_ulTaskGenericNotifyTake. */ |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_xTaskGenericNotifyStateClear. */ |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_ulTaskGenericNotifyValueClear. */ |
| #endif |
| |
| ( UBaseType_t ) MPU_xQueueGenericSendImpl, /* SYSTEM_CALL_xQueueGenericSend. */ |
| ( UBaseType_t ) MPU_uxQueueMessagesWaitingImpl, /* SYSTEM_CALL_uxQueueMessagesWaiting. */ |
| ( UBaseType_t ) MPU_uxQueueSpacesAvailableImpl, /* SYSTEM_CALL_uxQueueSpacesAvailable. */ |
| ( UBaseType_t ) MPU_xQueueReceiveImpl, /* SYSTEM_CALL_xQueueReceive. */ |
| ( UBaseType_t ) MPU_xQueuePeekImpl, /* SYSTEM_CALL_xQueuePeek. */ |
| ( UBaseType_t ) MPU_xQueueSemaphoreTakeImpl, /* SYSTEM_CALL_xQueueSemaphoreTake. */ |
| |
| #if ( ( configUSE_MUTEXES == 1 ) && ( INCLUDE_xSemaphoreGetMutexHolder == 1 ) ) |
| ( UBaseType_t ) MPU_xQueueGetMutexHolderImpl, /* SYSTEM_CALL_xQueueGetMutexHolder. */ |
| #else |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_xQueueGetMutexHolder. */ |
| #endif |
| |
| #if ( configUSE_RECURSIVE_MUTEXES == 1 ) |
| ( UBaseType_t ) MPU_xQueueTakeMutexRecursiveImpl, /* SYSTEM_CALL_xQueueTakeMutexRecursive. */ |
| ( UBaseType_t ) MPU_xQueueGiveMutexRecursiveImpl, /* SYSTEM_CALL_xQueueGiveMutexRecursive. */ |
| #else |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_xQueueTakeMutexRecursive. */ |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_xQueueGiveMutexRecursive. */ |
| #endif |
| |
| #if ( configUSE_QUEUE_SETS == 1 ) |
| ( UBaseType_t ) MPU_xQueueSelectFromSetImpl, /* SYSTEM_CALL_xQueueSelectFromSet. */ |
| ( UBaseType_t ) MPU_xQueueAddToSetImpl, /* SYSTEM_CALL_xQueueAddToSet. */ |
| #else |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_xQueueSelectFromSet. */ |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_xQueueAddToSet. */ |
| #endif |
| |
| #if configQUEUE_REGISTRY_SIZE > 0 |
| ( UBaseType_t ) MPU_vQueueAddToRegistryImpl, /* SYSTEM_CALL_vQueueAddToRegistry. */ |
| ( UBaseType_t ) MPU_vQueueUnregisterQueueImpl, /* SYSTEM_CALL_vQueueUnregisterQueue. */ |
| ( UBaseType_t ) MPU_pcQueueGetNameImpl, /* SYSTEM_CALL_pcQueueGetName. */ |
| #else |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_vQueueAddToRegistry. */ |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_vQueueUnregisterQueue. */ |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_pcQueueGetName. */ |
| #endif |
| |
| #if ( configUSE_TIMERS == 1 ) |
| ( UBaseType_t ) MPU_pvTimerGetTimerIDImpl, /* SYSTEM_CALL_pvTimerGetTimerID. */ |
| ( UBaseType_t ) MPU_vTimerSetTimerIDImpl, /* SYSTEM_CALL_vTimerSetTimerID. */ |
| ( UBaseType_t ) MPU_xTimerIsTimerActiveImpl, /* SYSTEM_CALL_xTimerIsTimerActive. */ |
| ( UBaseType_t ) MPU_xTimerGetTimerDaemonTaskHandleImpl, /* SYSTEM_CALL_xTimerGetTimerDaemonTaskHandle. */ |
| ( UBaseType_t ) MPU_pcTimerGetNameImpl, /* SYSTEM_CALL_pcTimerGetName. */ |
| ( UBaseType_t ) MPU_vTimerSetReloadModeImpl, /* SYSTEM_CALL_vTimerSetReloadMode. */ |
| ( UBaseType_t ) MPU_xTimerGetReloadModeImpl, /* SYSTEM_CALL_xTimerGetReloadMode. */ |
| ( UBaseType_t ) MPU_uxTimerGetReloadModeImpl, /* SYSTEM_CALL_uxTimerGetReloadMode. */ |
| ( UBaseType_t ) MPU_xTimerGetPeriodImpl, /* SYSTEM_CALL_xTimerGetPeriod. */ |
| ( UBaseType_t ) MPU_xTimerGetExpiryTimeImpl, /* SYSTEM_CALL_xTimerGetExpiryTime. */ |
| #else |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_pvTimerGetTimerID. */ |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_vTimerSetTimerID. */ |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_xTimerIsTimerActive. */ |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_xTimerGetTimerDaemonTaskHandle. */ |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_pcTimerGetName. */ |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_vTimerSetReloadMode. */ |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_xTimerGetReloadMode. */ |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_uxTimerGetReloadMode. */ |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_xTimerGetPeriod. */ |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_xTimerGetExpiryTime. */ |
| #endif |
| |
| ( UBaseType_t ) MPU_xEventGroupClearBitsImpl, /* SYSTEM_CALL_xEventGroupClearBits. */ |
| ( UBaseType_t ) MPU_xEventGroupSetBitsImpl, /* SYSTEM_CALL_xEventGroupSetBits. */ |
| ( UBaseType_t ) MPU_xEventGroupSyncImpl, /* SYSTEM_CALL_xEventGroupSync. */ |
| |
| #if ( configUSE_TRACE_FACILITY == 1 ) |
| ( UBaseType_t ) MPU_uxEventGroupGetNumberImpl, /* SYSTEM_CALL_uxEventGroupGetNumber. */ |
| ( UBaseType_t ) MPU_vEventGroupSetNumberImpl, /* SYSTEM_CALL_vEventGroupSetNumber. */ |
| #else |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_uxEventGroupGetNumber. */ |
| ( UBaseType_t ) 0, /* SYSTEM_CALL_vEventGroupSetNumber. */ |
| #endif |
| |
| ( UBaseType_t ) MPU_xStreamBufferSendImpl, /* SYSTEM_CALL_xStreamBufferSend. */ |
| ( UBaseType_t ) MPU_xStreamBufferReceiveImpl, /* SYSTEM_CALL_xStreamBufferReceive. */ |
| ( UBaseType_t ) MPU_xStreamBufferIsFullImpl, /* SYSTEM_CALL_xStreamBufferIsFull. */ |
| ( UBaseType_t ) MPU_xStreamBufferIsEmptyImpl, /* SYSTEM_CALL_xStreamBufferIsEmpty. */ |
| ( UBaseType_t ) MPU_xStreamBufferSpacesAvailableImpl, /* SYSTEM_CALL_xStreamBufferSpacesAvailable. */ |
| ( UBaseType_t ) MPU_xStreamBufferBytesAvailableImpl, /* SYSTEM_CALL_xStreamBufferBytesAvailable. */ |
| ( UBaseType_t ) MPU_xStreamBufferSetTriggerLevelImpl, /* SYSTEM_CALL_xStreamBufferSetTriggerLevel. */ |
| ( UBaseType_t ) MPU_xStreamBufferNextMessageLengthBytesImpl /* SYSTEM_CALL_xStreamBufferNextMessageLengthBytes. */ |
| }; |
| /*-----------------------------------------------------------*/ |
| |
| #endif /* #if ( ( portUSING_MPU_WRAPPERS == 1 ) && ( configUSE_MPU_WRAPPERS_V1 == 0 ) ) */ |
| /*-----------------------------------------------------------*/ |