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Update sample configuration file (#923)
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* Update sample configuration file in the examples folder

* Add SMP Configuration definitions

* Fix build issue in cmake example

* Add CoRoutine Configuration definitions

* Code review suggestions

Signed-off-by: Gaurav Aggarwal <[email protected]>

* Fix formatting

Signed-off-by: Gaurav Aggarwal <[email protected]>

---------

Signed-off-by: Gaurav Aggarwal <[email protected]>
Co-authored-by: Gaurav Aggarwal <[email protected]>
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kar-rahul-aws and aggarg authored Dec 15, 2023
1 parent e0bb21f commit 1384c68
Showing 1 changed file with 146 additions and 21 deletions.
167 changes: 146 additions & 21 deletions examples/sample_configuration/FreeRTOSConfig.h
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* generic file, if one is available.
******************************************************************************/

#ifndef __FREERTOS_CONFIG_H__
#define __FREERTOS_CONFIG_H__
#ifndef FREERTOS_CONFIG_H
#define FREERTOS_CONFIG_H

/******************************************************************************/
/* Hardware description related definitions. **********************************/
Expand All @@ -63,7 +63,7 @@
* frequency, as normal, and configSYSTICK_CLOCK_HZ to the SysTick clock
* frequency. Not used if left undefined.
* The default value is undefined (commented out). If you need this value bring it
* back and set it to a suitable value */
* back and set it to a suitable value. */

/*
#define configSYSTICK_CLOCK_HZ [Platform specific]
Expand All @@ -79,14 +79,14 @@

/* Set configUSE_PREEMPTION to 1 to use pre-emptive scheduling. Set
* configUSE_PREEMPTION to 0 to use co-operative scheduling.
* See https://www.freertos.org/single-core-amp-smp-rtos-scheduling.html */
* See https://www.freertos.org/single-core-amp-smp-rtos-scheduling.html. */
#define configUSE_PREEMPTION 1

/* Set configUSE_TIME_SLICING to 1 to have the scheduler switch between Ready
* state tasks of equal priority on every tick interrupt. Set
* configUSE_TIME_SLICING to 0 to prevent the scheduler switching between Ready
* state tasks just because there was a tick interrupt. See
* https://freertos.org/single-core-amp-smp-rtos-scheduling.html */
* https://freertos.org/single-core-amp-smp-rtos-scheduling.html. */
#define configUSE_TIME_SLICING 0

/* Set configUSE_PORT_OPTIMISED_TASK_SELECTION to 1 to select the next task to
Expand Down Expand Up @@ -162,18 +162,38 @@
* Defaults to 0 if left undefined. */
#define configNUM_THREAD_LOCAL_STORAGE_POINTERS 0

/* When configUSE_MINI_LIST_ITEM is set to 0, MiniListItem_t and ListItem_t are
* both the same. When configUSE_MINI_LIST_ITEM is set to 1, MiniListItem_t contains
* 3 fewer fields than ListItem_t which saves some RAM at the cost of violating
* strict aliasing rules which some compilers depend on for optimization. Defaults
* to 1 if left undefined. */
#define configUSE_MINI_LIST_ITEM 1

/* Sets the type used by the parameter to xTaskCreate() that specifies the stack
* size of the task being created. The same type is used to return information
* about stack usage in various other API calls. Defaults to size_t if left
* undefined. */
#define configSTACK_DEPTH_TYPE size_t

/* configMESSAGE_BUFFER_LENGTH_TYPE sets the type used to store the length of
* each message written to a FreeRTOS message buffer (the length is also written to
* the message buffer. Defaults to size_t if left undefined - but that may waste
* space if messages never go above a length that could be held in a uint8_t. */
* each message written to a FreeRTOS message buffer (the length is also written to
* the message buffer. Defaults to size_t if left undefined - but that may waste
* space if messages never go above a length that could be held in a uint8_t. */
#define configMESSAGE_BUFFER_LENGTH_TYPE size_t

/* If configHEAP_CLEAR_MEMORY_ON_FREE is set to 1, then blocks of memory allocated
* using pvPortMalloc() will be cleared (i.e. set to zero) when freed using
* vPortFree(). Defaults to 0 if left undefined. */
#define configHEAP_CLEAR_MEMORY_ON_FREE 1

/* vTaskList and vTaskGetRunTimeStats APIs take a buffer as a parameter and assume
* that the length of the buffer is configSTATS_BUFFER_MAX_LENGTH. Defaults to
* 0xFFFF if left undefined.
* New applications are recommended to use vTaskListTasks and
* vTaskGetRunTimeStatistics APIs instead and supply the length of the buffer
* explicitly to avoid memory corruption. */
#define configSTATS_BUFFER_MAX_LENGTH 0xFFFF

/* Set configUSE_NEWLIB_REENTRANT to 1 to have a newlib reent structure
* allocated for each task. Set to 0 to not support newlib reent structures.
* Default to 0 if left undefined.
Expand All @@ -194,7 +214,7 @@
* build. Set to 0 to exclude software timer functionality from the build. The
* FreeRTOS/source/timers.c source file must be included in the build if
* configUSE_TIMERS is set to 1. Default to 0 if left undefined. See
* https://www.freertos.org/RTOS-software-timer.html */
* https://www.freertos.org/RTOS-software-timer.html. */
#define configUSE_TIMERS 1

/* configTIMER_TASK_PRIORITY sets the priority used by the timer task. Only
Expand Down Expand Up @@ -224,20 +244,20 @@
* that create FreeRTOS objects (tasks, queues, etc.) using statically allocated
* memory in the build. Set to 0 to exclude the ability to create statically
* allocated objects from the build. Defaults to 0 if left undefined. See
* https://www.freertos.org/Static_Vs_Dynamic_Memory_Allocation.html */
* https://www.freertos.org/Static_Vs_Dynamic_Memory_Allocation.html. */
#define configSUPPORT_STATIC_ALLOCATION 1

/* Set configSUPPORT_DYNAMIC_ALLOCATION to 1 to include FreeRTOS API functions
* that create FreeRTOS objects (tasks, queues, etc.) using dynamically allocated
* memory in the build. Set to 0 to exclude the ability to create dynamically
* allocated objects from the build. Defaults to 1 if left undefined. See
* https://www.freertos.org/Static_Vs_Dynamic_Memory_Allocation.html */
* https://www.freertos.org/Static_Vs_Dynamic_Memory_Allocation.html. */
#define configSUPPORT_DYNAMIC_ALLOCATION 1

/* Sets the total size of the FreeRTOS heap, in bytes, when heap_1.c, heap_2.c
* or heap_4.c are included in the build. This value is defaulted to 4096 bytes but
* it must be tailored to each application. Note the heap will appear in the .bss
* section. See https://www.freertos.org/a00111.html */
* section. See https://www.freertos.org/a00111.html. */
#define configTOTAL_HEAP_SIZE 4096

/* Set configAPPLICATION_ALLOCATED_HEAP to 1 to have the application allocate
Expand All @@ -253,6 +273,11 @@
* Defaults to 0 if left undefined. */
#define configSTACK_ALLOCATION_FROM_SEPARATE_HEAP 0

/* Set configENABLE_HEAP_PROTECTOR to 1 to enable bounds checking and obfuscation
* to internal heap block pointers in heap_4.c and heap_5.c to help catch pointer
* corruptions. Defaults to 0 if left undefined. */
#define configENABLE_HEAP_PROTECTOR 0

/******************************************************************************/
/* Interrupt nesting behaviour configuration. *********************************/
/******************************************************************************/
Expand Down Expand Up @@ -283,12 +308,20 @@
/* Set the following configUSE_* constants to 1 to include the named hook
* functionality in the build. Set to 0 to exclude the hook functionality from the
* build. The application writer is responsible for providing the hook function
* for any set to 1. See https://www.freertos.org/a00016.html */
* for any set to 1. See https://www.freertos.org/a00016.html. */
#define configUSE_IDLE_HOOK 0
#define configUSE_TICK_HOOK 0
#define configUSE_MALLOC_FAILED_HOOK 0
#define configUSE_DAEMON_TASK_STARTUP_HOOK 0

/* Set configUSE_SB_COMPLETED_CALLBACK to 1 to have send and receive completed
* callbacks for each instance of a stream buffer or message buffer. When the
* option is set to 1, APIs xStreamBufferCreateWithCallback() and
* xStreamBufferCreateStaticWithCallback() (and likewise APIs for message
* buffer) can be used to create a stream buffer or message buffer instance
* with application provided callbacks. Defaults to 0 if left undefined. */
#define configUSE_SB_COMPLETED_CALLBACK 0

/* Set configCHECK_FOR_STACK_OVERFLOW to 1 or 2 for FreeRTOS to check for a
* stack overflow at the time of a context switch. Set to 0 to not look for a
* stack overflow. If configCHECK_FOR_STACK_OVERFLOW is 1 then the check only
Expand All @@ -307,14 +340,14 @@
/******************************************************************************/

/* Set configGENERATE_RUN_TIME_STATS to 1 to have FreeRTOS collect data on the
* processing time used by each task. Set to 0 to not collect the data. The
* application writer needs to provide a clock source if set to 1. Defaults to 0
* if left undefined. See https://www.freertos.org/rtos-run-time-stats.html */
* processing time used by each task. Set to 0 to not collect the data. The
* application writer needs to provide a clock source if set to 1. Defaults to 0
* if left undefined. See https://www.freertos.org/rtos-run-time-stats.html. */
#define configGENERATE_RUN_TIME_STATS 0

/* Set configUSE_TRACE_FACILITY to include additional task structure members
* are used by trace and visualisation functions and tools. Set to 0 to exclude
* the additional information from the structures. Defaults to 0 if left
* the additional information from the structures. Defaults to 0 if left
* undefined. */
#define configUSE_TRACE_FACILITY 0

Expand All @@ -325,6 +358,21 @@
* undefined. */
#define configUSE_STATS_FORMATTING_FUNCTIONS 0

/******************************************************************************/
/* Co-routine related definitions. ********************************************/
/******************************************************************************/

/* Set configUSE_CO_ROUTINES to 1 to include co-routine functionality in the
* build, or 0 to omit co-routine functionality from the build. To include
* co-routines, croutine.c must be included in the project. Defaults to 0 if left
* undefined. */
#define configUSE_CO_ROUTINES 0

/* configMAX_CO_ROUTINE_PRIORITIES defines the number of priorities available
* to the application co-routines. Any number of co-routines can share the same
* priority. Defaults to 0 if left undefined. */
#define configMAX_CO_ROUTINE_PRIORITIES 1

/******************************************************************************/
/* Debugging assistance. ******************************************************/
/******************************************************************************/
Expand All @@ -346,7 +394,7 @@
}

/******************************************************************************/
/* Cortex-M MPU specific definitions. *****************************************/
/* FreeRTOS MPU specific definitions. *****************************************/
/******************************************************************************/

/* If configINCLUDE_APPLICATION_DEFINED_PRIVILEGED_FUNCTIONS is set to 1 then
Expand Down Expand Up @@ -380,16 +428,93 @@
* escalations originating from outside of the kernel code itself. Set to 1 to
* allow application tasks to raise privilege. Defaults to 1 if left undefined.
* Only used by the FreeRTOS Cortex-M MPU ports, not the standard ARMv7-M Cortex-M
* port.*/
* port. */
#define configENFORCE_SYSTEM_CALLS_FROM_KERNEL_ONLY 1

/* Set configALLOW_UNPRIVILEGED_CRITICAL_SECTIONS to 1 to allow unprivileged
* tasks enter critical sections (effectively mask interrupts). Set to 0 to
* prevent unprivileged tasks entering critical sections. Defaults to 1 if left
* undefined. Only used by the FreeRTOS Cortex-M MPU ports, not the standard
* ARMv7-M Cortex-M port.*/
* ARMv7-M Cortex-M port. */
#define configALLOW_UNPRIVILEGED_CRITICAL_SECTIONS 0

/* FreeRTOS Kernel version 10.6.0 introduced a new v2 MPU wrapper, namely
* mpu_wrappers_v2.c. Set configUSE_MPU_WRAPPERS_V1 to 0 to use the new v2 MPU
* wrapper. Set configUSE_MPU_WRAPPERS_V1 to 1 to use the old v1 MPU wrapper
* (mpu_wrappers.c). Defaults to 0 if left undefined. */
#define configUSE_MPU_WRAPPERS_V1 0

/* When using the v2 MPU wrapper, set configPROTECTED_KERNEL_OBJECT_POOL_SIZE to
* the total number of kernel objects, which includes tasks, queues, semaphores,
* mutexes, event groups, timers, stream buffers and message buffers, in your
* application. The application will not be able to have more than
* configPROTECTED_KERNEL_OBJECT_POOL_SIZE kernel objects at any point of
* time. */
#define configPROTECTED_KERNEL_OBJECT_POOL_SIZE 10

/* When using the v2 MPU wrapper, set configSYSTEM_CALL_STACK_SIZE to the size
* of the system call stack in words. Each task has a statically allocated
* memory buffer of this size which is used as the stack to execute system
* calls. For example, if configSYSTEM_CALL_STACK_SIZE is defined as 128 and
* there are 10 tasks in the application, the total amount of memory used for
* system call stacks is 128 * 10 = 1280 words. */
#define configSYSTEM_CALL_STACK_SIZE 128

/* When using the v2 MPU wrapper, set configENABLE_ACCESS_CONTROL_LIST to 1 to
* enable Access Control List (ACL) feature. When ACL is enabled, an
* unprivileged task by default does not have access to any kernel object other
* than itself. The application writer needs to explicitly grant the
* unprivileged task access to the kernel objects it needs using the APIs
* provided for the same. Defaults to 0 if left undefined. */
#define configENABLE_ACCESS_CONTROL_LIST 1

/******************************************************************************/
/* SMP( Symmetric MultiProcessing ) Specific Configuration definitions. *******/
/******************************************************************************/

/* Set configNUMBER_OF_CORES to the number of available processor cores. Defaults
* to 1 if left undefined. */

/*
#define configNUMBER_OF_CORES [Num of available cores]
*/

/* When using SMP (i.e. configNUMBER_OF_CORES is greater than one), set
* configRUN_MULTIPLE_PRIORITIES to 0 to allow multiple tasks to run
* simultaneously only if they do not have equal priority, thereby maintaining
* the paradigm of a lower priority task never running if a higher priority task
* is able to run. If configRUN_MULTIPLE_PRIORITIES is set to 1, multiple tasks
* with different priorities may run simultaneously - so a higher and lower
* priority task may run on different cores at the same time. */
#define configRUN_MULTIPLE_PRIORITIES 0

/* When using SMP (i.e. configNUMBER_OF_CORES is greater than one), set
* configUSE_CORE_AFFINITY to 1 to enable core affinity feature. When core
* affinity feature is enabled, the vTaskCoreAffinitySet and vTaskCoreAffinityGet
* APIs can be used to set and retrieve which cores a task can run on. If
* configUSE_CORE_AFFINITY is set to 0 then the FreeRTOS scheduler is free to
* run any task on any available core. */
#define configUSE_CORE_AFFINITY 0

/* When using SMP (i.e. configNUMBER_OF_CORES is greater than one), if
* configUSE_TASK_PREEMPTION_DISABLE is set to 1, individual tasks can be set to
* either pre-emptive or co-operative mode using the vTaskPreemptionDisable and
* vTaskPreemptionEnable APIs. */
#define configUSE_TASK_PREEMPTION_DISABLE 0

/* When using SMP (i.e. configNUMBER_OF_CORES is greater than one), set
* configUSE_PASSIVE_IDLE_HOOK to 1 to allow the application writer to use
* the passive idle task hook to add background functionality without the overhead
* of a separate task. Defaults to 0 if left undefined. */
#define configUSE_PASSIVE_IDLE_HOOK 0

/* When using SMP (i.e. configNUMBER_OF_CORES is greater than one),
* configTIMER_SERVICE_TASK_CORE_AFFINITY allows the application writer to set
* the core affinity of the RTOS Daemon/Timer Service task. Defaults to
* tskNO_AFFINITY if left undefined. */
#define configTIMER_SERVICE_TASK_CORE_AFFINITY tskNO_AFFINITY


/******************************************************************************/
/* ARMv8-M secure side port related definitions. ******************************/
/******************************************************************************/
Expand Down Expand Up @@ -440,4 +565,4 @@
#define INCLUDE_xTaskGetHandle 0
#define INCLUDE_xTaskResumeFromISR 1

#endif /* __FREERTOS_CONFIG_H__ */
#endif /* FREERTOS_CONFIG_H */

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