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e7d39763db
* Add unit test for FreeRTOS SMP to verify SMP scheduler logic in tasks.c which is enclosed by `configNUMBER_OF_CORES > 1`. --------- Co-authored-by: Joshua Zarr <joshzarr@amazon.com> Co-authored-by: Anubhav Rawal <rawalexe@amazon.com> Co-authored-by: Alfred Gedeon <alfred2g@hotmail.com> Co-authored-by: Adam Scislowicz <adamds@amazon.com> Co-authored-by: jannusi <121577776+jannusi@users.noreply.github.com> Co-authored-by: Krishna Vamsi Tallapaneni <124737189+vamsitas@users.noreply.github.com> Co-authored-by: Kody Stribrny <kstribrn@amazon.com> Co-authored-by: kar-rahul-aws <118818625+kar-rahul-aws@users.noreply.github.com>
148 lines
7.1 KiB
C
148 lines
7.1 KiB
C
/*
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* FreeRTOS V202212.00
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* Copyright (C) 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of
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* this software and associated documentation files (the "Software"), to deal in
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* the Software without restriction, including without limitation the rights to
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* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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* the Software, and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* https://www.FreeRTOS.org
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* https://github.com/FreeRTOS
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*
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*/
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#ifndef GLOBAL_VARS_H
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#define GLOBAL_VARS_H
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#include "task.h"
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#include <stdbool.h>
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/* Indicates that the task is an Idle task. */
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#define taskATTRIBUTE_IS_IDLE ( UBaseType_t ) ( 1UL << 0UL )
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/*
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* Macros used by vListTask to indicate which state a task is in.
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*/
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#define tskRUNNING_CHAR ( 'X' )
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#define tskBLOCKED_CHAR ( 'B' )
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#define tskREADY_CHAR ( 'R' )
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#define tskDELETED_CHAR ( 'D' )
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#define tskSUSPENDED_CHAR ( 'S' )
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/* Values that can be assigned to the ucNotifyState member of the TCB. */
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#define taskNOT_WAITING_NOTIFICATION ( ( uint8_t ) 0 ) /* Must be zero as it is the initialised value. */
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#define taskWAITING_NOTIFICATION ( ( uint8_t ) 1 )
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#define taskNOTIFICATION_RECEIVED ( ( uint8_t ) 2 )
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/* Indicates that the task is not actively running on any core. */
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#define taskTASK_NOT_RUNNING ( TaskRunning_t ) ( -1 )
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/* Indicates that the task is actively running but scheduled to yield. */
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#define taskTASK_YIELDING ( TaskRunning_t ) ( -2 )
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#if ( configUSE_16_BIT_TICKS == 1 )
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#define taskEVENT_LIST_ITEM_VALUE_IN_USE 0x8000U
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#else
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#define taskEVENT_LIST_ITEM_VALUE_IN_USE 0x80000000UL
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#endif
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typedef BaseType_t TaskRunning_t;
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typedef struct tskTaskControlBlock /* The old naming convention is used to prevent breaking kernel aware debuggers. */
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{
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volatile StackType_t * pxTopOfStack; /*< Points to the location of the last item placed on the tasks stack. THIS MUST BE THE FIRST MEMBER OF THE TCB STRUCT. */
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#if ( portUSING_MPU_WRAPPERS == 1 )
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xMPU_SETTINGS xMPUSettings; /*< The MPU settings are defined as part of the port layer. THIS MUST BE THE SECOND MEMBER OF THE TCB STRUCT. */
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#endif
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#if ( configUSE_CORE_AFFINITY == 1 ) && ( configNUMBER_OF_CORES > 1 )
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UBaseType_t uxCoreAffinityMask; /*< Used to link the task to certain cores. UBaseType_t must have greater than or equal to the number of bits as confNUM_CORES. */
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#endif
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ListItem_t xStateListItem; /*< The list that the state list item of a task is reference from denotes the state of that task (Ready, Blocked, Suspended ). */
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ListItem_t xEventListItem; /*< Used to reference a task from an event list. */
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UBaseType_t uxPriority; /*< The priority of the task. 0 is the lowest priority. */
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StackType_t * pxStack; /*< Points to the start of the stack. */
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#if ( configNUMBER_OF_CORES > 1 )
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volatile TaskRunning_t xTaskRunState; /*< Used to identify the core the task is running on, if the task is running. Otherwise, identifies the task's state - not running or yielding. */
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UBaseType_t uxTaskAttributes; /*< Task's attributes - currently used to identify the idle tasks. */
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#endif
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char pcTaskName[ configMAX_TASK_NAME_LEN ]; /*< Descriptive name given to the task when created. Facilitates debugging only. */ /*lint !e971 Unqualified char types are allowed for strings and single characters only. */
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#if ( configUSE_TASK_PREEMPTION_DISABLE == 1 )
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BaseType_t xPreemptionDisable; /*< Used to prevent the task from being preempted. */
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#endif
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#if ( ( portSTACK_GROWTH > 0 ) || ( configRECORD_STACK_HIGH_ADDRESS == 1 ) )
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StackType_t * pxEndOfStack; /*< Points to the highest valid address for the stack. */
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#endif
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#if ( portCRITICAL_NESTING_IN_TCB == 1 )
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UBaseType_t uxCriticalNesting; /*< Holds the critical section nesting depth for ports that do not maintain their own count in the port layer. */
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#endif
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#if ( configUSE_TRACE_FACILITY == 1 )
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UBaseType_t uxTCBNumber; /*< Stores a number that increments each time a TCB is created. It allows debuggers to determine when a task has been deleted and then recreated. */
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UBaseType_t uxTaskNumber; /*< Stores a number specifically for use by third party trace code. */
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#endif
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#if ( configUSE_MUTEXES == 1 )
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UBaseType_t uxBasePriority; /*< The priority last assigned to the task - used by the priority inheritance mechanism. */
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UBaseType_t uxMutexesHeld;
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#endif
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#if ( configUSE_APPLICATION_TASK_TAG == 1 )
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TaskHookFunction_t pxTaskTag;
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#endif
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#if ( configNUM_THREAD_LOCAL_STORAGE_POINTERS > 0 )
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void * pvThreadLocalStoragePointers[ configNUM_THREAD_LOCAL_STORAGE_POINTERS ];
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#endif
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#if ( configGENERATE_RUN_TIME_STATS == 1 )
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configRUN_TIME_COUNTER_TYPE ulRunTimeCounter; /*< Stores the amount of time the task has spent in the Running state. */
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#endif
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#if ( ( configUSE_NEWLIB_REENTRANT == 1 ) || ( configUSE_C_RUNTIME_TLS_SUPPORT == 1 ) )
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configTLS_BLOCK_TYPE xTLSBlock; /*< Memory block used as Thread Local Storage (TLS) Block for the task. */
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#endif
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#if ( configUSE_TASK_NOTIFICATIONS == 1 )
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volatile uint32_t ulNotifiedValue[ configTASK_NOTIFICATION_ARRAY_ENTRIES ];
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volatile uint8_t ucNotifyState[ configTASK_NOTIFICATION_ARRAY_ENTRIES ];
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#endif
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/* See the comments in FreeRTOS.h with the definition of
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* tskSTATIC_AND_DYNAMIC_ALLOCATION_POSSIBLE. */
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#if ( tskSTATIC_AND_DYNAMIC_ALLOCATION_POSSIBLE != 0 ) /*lint !e731 !e9029 Macro has been consolidated for readability reasons. */
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uint8_t ucStaticallyAllocated; /*< Set to pdTRUE if the task is a statically allocated to ensure no attempt is made to free the memory. */
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#endif
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#if ( INCLUDE_xTaskAbortDelay == 1 )
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uint8_t ucDelayAborted;
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#endif
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#if ( configUSE_POSIX_ERRNO == 1 )
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int iTaskErrno;
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#endif
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} tskTCB;
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/* The old tskTCB name is maintained above then typedefed to the new TCB_t name
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* below to enable the use of older kernel aware debuggers. */
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typedef tskTCB TCB_t;
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#endif /* ifndef GLOBAL_VARS_H */
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