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2
portable/template/port.c
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@ -1,5 +1,5 @@
/* TODO: Replace the copyright and license with YOUR copyright and license */ /* TODO: Replace the copyright and license with YOUR copyright and license */
/* /*
* FreeRTOS Kernel <DEVELOPMENT BRANCH> * FreeRTOS Kernel <DEVELOPMENT BRANCH>
* Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved. * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.

4
portable/template/portmacro.h
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@ -55,7 +55,9 @@ typedef unsigned char UBaseType_t;
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
#define portGET_HIGHEST_PRIORITY( uxTopPriority, uxReadyPriorities ) {uxTopPriority = 0;}while(0) #define portGET_HIGHEST_PRIORITY( uxTopPriority, uxReadyPriorities ) \
{ uxTopPriority = 0; } \
while( 0 )
#endif /* configUSE_PORT_OPTIMISED_TASK_SELECTION */ #endif /* configUSE_PORT_OPTIMISED_TASK_SELECTION */

344
sample_configuration/FreeRTOSConfig.h
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@ -21,23 +21,23 @@
/******************************************************************************/ /******************************************************************************/
/* In most cases, configCPU_CLOCK_HZ must be set to the frequency of the clock /* In most cases, configCPU_CLOCK_HZ must be set to the frequency of the clock
that drives the peripheral used to generate the kernels periodic tick interrupt. * that drives the peripheral used to generate the kernels periodic tick interrupt.
The default value is set to 20MHz and matches the QEMU demo settings. Your * The default value is set to 20MHz and matches the QEMU demo settings. Your
application will certainly need a different value so set this correctly. * application will certainly need a different value so set this correctly.
This is very often, but not always, equal to the main system clock frequency. */ * This is very often, but not always, equal to the main system clock frequency. */
#define configCPU_CLOCK_HZ ( ( unsigned long ) 20000000 ) #define configCPU_CLOCK_HZ ( ( unsigned long ) 20000000 )
/* configSYSTICK_CLOCK_HZ is an optional parameter for ARM Cortex-M ports only. /* configSYSTICK_CLOCK_HZ is an optional parameter for ARM Cortex-M ports only.
*
By default ARM Cortex-M ports generate the RTOS tick interrupt from the * By default ARM Cortex-M ports generate the RTOS tick interrupt from the
Cortex-M SysTick timer. Most Cortex-M MCUs run the SysTick timer at the same * Cortex-M SysTick timer. Most Cortex-M MCUs run the SysTick timer at the same
frequency as the MCU itself - when that is the case configSYSTICK_CLOCK_HZ is * frequency as the MCU itself - when that is the case configSYSTICK_CLOCK_HZ is
not needed and should be left undefined. If the SysTick timer is clocked at a * not needed and should be left undefined. If the SysTick timer is clocked at a
different frequency to the MCU core then set configCPU_CLOCK_HZ to the MCU clock * different frequency to the MCU core then set configCPU_CLOCK_HZ to the MCU clock
frequency, as normal, and configSYSTICK_CLOCK_HZ to the SysTick clock * frequency, as normal, and configSYSTICK_CLOCK_HZ to the SysTick clock
frequency. Not used if left undefined. * frequency. Not used if left undefined.
The default value is undefined (commented out). If you need this value bring it * 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] #define configSYSTICK_CLOCK_HZ [Platform specific]
@ -50,183 +50,179 @@ back and set it to a suitable value */
/******************************************************************************/ /******************************************************************************/
/* configTICK_RATE_HZ sets frequency of the tick interrupt in Hz, normally /* configTICK_RATE_HZ sets frequency of the tick interrupt in Hz, normally
calculated from the configCPU_CLOCK_HZ value. */ * calculated from the configCPU_CLOCK_HZ value. */
#define configTICK_RATE_HZ 100 #define configTICK_RATE_HZ 100
/* Set configUSE_PREEMPTION to 1 to use pre-emptive scheduling. Set /* Set configUSE_PREEMPTION to 1 to use pre-emptive scheduling. Set
configUSE_PREEMPTION to 0 to use co-operative scheduling. * 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 #define configUSE_PREEMPTION 1
/* Set configUSE_TIME_SLICING to 1 to have the scheduler switch between Ready /* Set configUSE_TIME_SLICING to 1 to have the scheduler switch between Ready
state tasks of equal priority on every tick interrupt. Set * state tasks of equal priority on every tick interrupt. Set
configUSE_TIME_SLICING to 0 to prevent the scheduler switching between Ready * configUSE_TIME_SLICING to 0 to prevent the scheduler switching between Ready
state tasks just because there was a tick interrupt. See * 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 #define configUSE_TIME_SLICING 0
/* Set configUSE_PORT_OPTIMISED_TASK_SELECTION to 1 to select the next task to /* Set configUSE_PORT_OPTIMISED_TASK_SELECTION to 1 to select the next task to
run using an algorithm optimised to the instruction set of the target hardware - * run using an algorithm optimised to the instruction set of the target hardware -
normally using a count leading zeros assembly instruction. Set to 0 to select * normally using a count leading zeros assembly instruction. Set to 0 to select
the next task to run using a generic C algorithm that works for all FreeRTOS * the next task to run using a generic C algorithm that works for all FreeRTOS
ports. Not all FreeRTOS ports have this option. Defaults to 0 if left * ports. Not all FreeRTOS ports have this option. Defaults to 0 if left
undefined. */ * undefined. */
#define configUSE_PORT_OPTIMISED_TASK_SELECTION 0 #define configUSE_PORT_OPTIMISED_TASK_SELECTION 0
/* Set configUSE_TICKLESS_IDLE to 1 to use the low power tickless mode. Set to /* Set configUSE_TICKLESS_IDLE to 1 to use the low power tickless mode. Set to
0 to keep the tick interrupt running at all times. Not all FreeRTOS ports * 0 to keep the tick interrupt running at all times. Not all FreeRTOS ports
support tickless mode. See https://www.freertos.org/low-power-tickless-rtos.html * support tickless mode. See https://www.freertos.org/low-power-tickless-rtos.html
Defaults to 0 if left undefined. */ * Defaults to 0 if left undefined. */
#define configUSE_TICKLESS_IDLE 0 #define configUSE_TICKLESS_IDLE 0
/* configMAX_PRIORITIES Sets the number of available task priorities. Tasks can /* configMAX_PRIORITIES Sets the number of available task priorities. Tasks can
be assigned priorities of 0 to (configMAX_PRIORITIES - 1). Zero is the lowest * be assigned priorities of 0 to (configMAX_PRIORITIES - 1). Zero is the lowest
priority. */ * priority. */
#define configMAX_PRIORITIES 5 #define configMAX_PRIORITIES 5
/* configMINIMAL_STACK_SIZE defines the size of the stack used by the Idle task /* configMINIMAL_STACK_SIZE defines the size of the stack used by the Idle task
(in words, not in bytes!). The kernel does not use this constant for any other * (in words, not in bytes!). The kernel does not use this constant for any other
purpose. Demo applications use the constant to make the demos somewhat portable * purpose. Demo applications use the constant to make the demos somewhat portable
across hardware architectures. */ * across hardware architectures. */
#define configMINIMAL_STACK_SIZE 128 #define configMINIMAL_STACK_SIZE 128
/* configMAX_TASK_NAME_LEN sets the maximum length (in characters) of a task's /* configMAX_TASK_NAME_LEN sets the maximum length (in characters) of a task's
human readable name. Includes the NULL terminator. */ * human readable name. Includes the NULL terminator. */
#define configMAX_TASK_NAME_LEN 16 #define configMAX_TASK_NAME_LEN 16
/* The tick count is held in a variable of type TickType_t. Set /* The tick count is held in a variable of type TickType_t. Set
configUSE_16_BIT_TICKS to 1 to make TickType_t a 16-bit type. Set * configUSE_16_BIT_TICKS to 1 to make TickType_t a 16-bit type. Set
configUSE_16_BIT_TICKS to 0 to make TickType_t either a 32 or 64-bit type * configUSE_16_BIT_TICKS to 0 to make TickType_t either a 32 or 64-bit type
depending on the architecture. Using a 16-bit type can greatly improve * depending on the architecture. Using a 16-bit type can greatly improve
efficiency on 8-bit and 16-bit microcontrollers, but at the cost of limiting the * efficiency on 8-bit and 16-bit microcontrollers, but at the cost of limiting the
maximum specifiable block time to 0xffff. */ * maximum specifiable block time to 0xffff. */
#define configUSE_16_BIT_TICKS 0 #define configUSE_16_BIT_TICKS 0
/* Set configIDLE_SHOULD_YIELD to 1 to have the Idle task yield to an /* Set configIDLE_SHOULD_YIELD to 1 to have the Idle task yield to an
application task if there is an Idle priority (priority 0) application task that * application task if there is an Idle priority (priority 0) application task that
can run. Set to 0 to have the Idle task use all of its timeslice. Default to 1 * can run. Set to 0 to have the Idle task use all of its timeslice. Default to 1
if left undefined. */ * if left undefined. */
#define configIDLE_SHOULD_YIELD 1 #define configIDLE_SHOULD_YIELD 1
/* Each task has an array of task notifications. /* Each task has an array of task notifications.
configTASK_NOTIFICATION_ARRAY_ENTRIES sets the number of indexes in the array. * configTASK_NOTIFICATION_ARRAY_ENTRIES sets the number of indexes in the array.
See https://www.freertos.org/RTOS-task-notifications.html Defaults to 1 if * See https://www.freertos.org/RTOS-task-notifications.html Defaults to 1 if
left undefined. */ * left undefined. */
#define configTASK_NOTIFICATION_ARRAY_ENTRIES 1 #define configTASK_NOTIFICATION_ARRAY_ENTRIES 1
/* configQUEUE_REGISTRY_SIZE sets the maximum number of queues and semaphores /* configQUEUE_REGISTRY_SIZE sets the maximum number of queues and semaphores
that can be referenced from the queue registry. Only required when using a * that can be referenced from the queue registry. Only required when using a
kernel aware debugger. Defaults to 0 if left undefined. */ * kernel aware debugger. Defaults to 0 if left undefined. */
#define configQUEUE_REGISTRY_SIZE 0 #define configQUEUE_REGISTRY_SIZE 0
/* Set configENABLE_BACKWARD_COMPATIBILITY to 1 to map function names and /* Set configENABLE_BACKWARD_COMPATIBILITY to 1 to map function names and
datatypes from old version of FreeRTOS to their latest equivalent. Defaults to * datatypes from old version of FreeRTOS to their latest equivalent. Defaults to
1 if left undefined. */ * 1 if left undefined. */
#define configENABLE_BACKWARD_COMPATIBILITY 0 #define configENABLE_BACKWARD_COMPATIBILITY 0
/* Each task has its own array of pointers that can be used as thread local /* Each task has its own array of pointers that can be used as thread local
storage. configNUM_THREAD_LOCAL_STORAGE_POINTERS set the number of indexes in * storage. configNUM_THREAD_LOCAL_STORAGE_POINTERS set the number of indexes in
the array. See https://www.freertos.org/thread-local-storage-pointers.html * the array. See https://www.freertos.org/thread-local-storage-pointers.html
Defaults to 0 if left undefined. */ * Defaults to 0 if left undefined. */
#define configNUM_THREAD_LOCAL_STORAGE_POINTERS 0 #define configNUM_THREAD_LOCAL_STORAGE_POINTERS 0
/* Sets the type used by the parameter to xTaskCreate() that specifies the stack /* 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 * 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 * about stack usage in various other API calls. Defaults to size_t if left
undefined. */ * undefined. */
#define configSTACK_DEPTH_TYPE size_t #define configSTACK_DEPTH_TYPE size_t
/* configMESSAGE_BUFFER_LENGTH_TYPE sets the type used to store the length of /* 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 * 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 * 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. */ * space if messages never go above a length that could be held in a uint8_t. */
#define configMESSAGE_BUFFER_LENGTH_TYPE size_t #define configMESSAGE_BUFFER_LENGTH_TYPE size_t
/* Set configUSE_NEWLIB_REENTRANT to 1 to have a newlib reent structure /* 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. * allocated for each task. Set to 0 to not support newlib reent structures.
Default to 0 if left undefined. * Default to 0 if left undefined.
*
Note Newlib support has been included by popular demand, but is not used or * Note Newlib support has been included by popular demand, but is not used or
tested by the FreeRTOS maintainers themselves. FreeRTOS is not responsible for * tested by the FreeRTOS maintainers themselves. FreeRTOS is not responsible for
resulting newlib operation. User must be familiar with newlib and must provide * resulting newlib operation. User must be familiar with newlib and must provide
system-wide implementations of the necessary stubs. Note that (at the time of * system-wide implementations of the necessary stubs. Note that (at the time of
writing) the current newlib design implements a system-wide malloc() that must * writing) the current newlib design implements a system-wide malloc() that must
be provided with locks. */ * be provided with locks. */
#define configUSE_NEWLIB_REENTRANT 0 #define configUSE_NEWLIB_REENTRANT 0
/******************************************************************************/ /******************************************************************************/
/* Software timer related definitions. ****************************************/ /* Software timer related definitions. ****************************************/
/******************************************************************************/ /******************************************************************************/
/* Set configUSE_TIMERS to 1 to include software timer functionality in the /* Set configUSE_TIMERS to 1 to include software timer functionality in the
build. Set to 0 to exclude software timer functionality from the build. The * 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 * 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 * 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 #define configUSE_TIMERS 1
/* configTIMER_TASK_PRIORITY sets the priority used by the timer task. Only /* configTIMER_TASK_PRIORITY sets the priority used by the timer task. Only
used if configUSE_TIMERS is set to 1. The timer task is a standard FreeRTOS * used if configUSE_TIMERS is set to 1. The timer task is a standard FreeRTOS
task, so its priority is set like any other task. See * task, so its priority is set like any other task. See
https://www.freertos.org/RTOS-software-timer-service-daemon-task.html Only used * https://www.freertos.org/RTOS-software-timer-service-daemon-task.html Only used
if configUSE_TIMERS is set to 1. */ * if configUSE_TIMERS is set to 1. */
#define configTIMER_TASK_PRIORITY ( configMAX_PRIORITIES - 1 ) #define configTIMER_TASK_PRIORITY ( configMAX_PRIORITIES - 1 )
/* configTIMER_TASK_STACK_DEPTH sets the size of the stack allocated to the /* configTIMER_TASK_STACK_DEPTH sets the size of the stack allocated to the
timer task (in words, not in bytes!). The timer task is a standard FreeRTOS * timer task (in words, not in bytes!). The timer task is a standard FreeRTOS
task. See https://www.freertos.org/RTOS-software-timer-service-daemon-task.html * task. See https://www.freertos.org/RTOS-software-timer-service-daemon-task.html
Only used if configUSE_TIMERS is set to 1. */ * Only used if configUSE_TIMERS is set to 1. */
#define configTIMER_TASK_STACK_DEPTH configMINIMAL_STACK_SIZE #define configTIMER_TASK_STACK_DEPTH configMINIMAL_STACK_SIZE
/* configTIMER_QUEUE_LENGTH sets the length of the queue (the number of discrete /* configTIMER_QUEUE_LENGTH sets the length of the queue (the number of discrete
items the queue can hold) used to send commands to the timer task. See * items the queue can hold) used to send commands to the timer task. See
https://www.freertos.org/RTOS-software-timer-service-daemon-task.html Only used * https://www.freertos.org/RTOS-software-timer-service-daemon-task.html Only used
if configUSE_TIMERS is set to 1. */ * if configUSE_TIMERS is set to 1. */
#define configTIMER_QUEUE_LENGTH 10 #define configTIMER_QUEUE_LENGTH 10
/******************************************************************************/ /******************************************************************************/
/* Memory allocation related definitions. *************************************/ /* Memory allocation related definitions. *************************************/
/******************************************************************************/ /******************************************************************************/
/* Set configSUPPORT_STATIC_ALLOCATION to 1 to include FreeRTOS API functions /* Set configSUPPORT_STATIC_ALLOCATION to 1 to include FreeRTOS API functions
that create FreeRTOS objects (tasks, queues, etc.) using statically allocated * that create FreeRTOS objects (tasks, queues, etc.) using statically allocated
memory in the build. Set to 0 to exclude the ability to create statically * 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 * 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 #define configSUPPORT_STATIC_ALLOCATION 1
/* Set configSUPPORT_DYNAMIC_ALLOCATION to 1 to include FreeRTOS API functions /* Set configSUPPORT_DYNAMIC_ALLOCATION to 1 to include FreeRTOS API functions
that create FreeRTOS objects (tasks, queues, etc.) using dynamically allocated * that create FreeRTOS objects (tasks, queues, etc.) using dynamically allocated
memory in the build. Set to 0 to exclude the ability to create dynamically * 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 * 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 #define configSUPPORT_DYNAMIC_ALLOCATION 1
/* Sets the total size of the FreeRTOS heap, in bytes, when heap_1.c, heap_2.c /* 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 * 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 * 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 #define configTOTAL_HEAP_SIZE 4096
/* Set configAPPLICATION_ALLOCATED_HEAP to 1 to have the application allocate /* Set configAPPLICATION_ALLOCATED_HEAP to 1 to have the application allocate
the array used as the FreeRTOS heap. Set to 0 to have the linker allocate the * the array used as the FreeRTOS heap. Set to 0 to have the linker allocate the
array used as the FreeRTOS heap. Defaults to 0 if left undefined. */ * array used as the FreeRTOS heap. Defaults to 0 if left undefined. */
#define configAPPLICATION_ALLOCATED_HEAP 0 #define configAPPLICATION_ALLOCATED_HEAP 0
/* Set configSTACK_ALLOCATION_FROM_SEPARATE_HEAP to 1 to have task stacks /* Set configSTACK_ALLOCATION_FROM_SEPARATE_HEAP to 1 to have task stacks
allocated from somewhere other than the FreeRTOS heap. This is useful if you * allocated from somewhere other than the FreeRTOS heap. This is useful if you
want to ensure stacks are held in fast memory. Set to 0 to have task stacks * want to ensure stacks are held in fast memory. Set to 0 to have task stacks
come from the standard FreeRTOS heap. The application writer must provide * come from the standard FreeRTOS heap. The application writer must provide
implementations for pvPortMallocStack() and vPortFreeStack() if set to 1. * implementations for pvPortMallocStack() and vPortFreeStack() if set to 1.
Defaults to 0 if left undefined. */ * Defaults to 0 if left undefined. */
#define configSTACK_ALLOCATION_FROM_SEPARATE_HEAP 0 #define configSTACK_ALLOCATION_FROM_SEPARATE_HEAP 0
/******************************************************************************/ /******************************************************************************/
@ -234,97 +230,91 @@ Defaults to 0 if left undefined. */
/******************************************************************************/ /******************************************************************************/
/* configKERNEL_INTERRUPT_PRIORITY sets the priority of the tick and context /* configKERNEL_INTERRUPT_PRIORITY sets the priority of the tick and context
switch performing interrupts. The default value is set to the highest interrupt * switch performing interrupts. The default value is set to the highest interrupt
priority (0). Not supported by all FreeRTOS ports. See * priority (0). Not supported by all FreeRTOS ports. See
https://www.freertos.org/RTOS-Cortex-M3-M4.html for information specific to ARM * https://www.freertos.org/RTOS-Cortex-M3-M4.html for information specific to ARM
Cortex-M devices. */ * Cortex-M devices. */
#define configKERNEL_INTERRUPT_PRIORITY 0 #define configKERNEL_INTERRUPT_PRIORITY 0
/* configMAX_SYSCALL_INTERRUPT_PRIORITY sets the interrupt priority above which /* configMAX_SYSCALL_INTERRUPT_PRIORITY sets the interrupt priority above which
FreeRTOS API calls must not be made. Interrupts above this priority are never * FreeRTOS API calls must not be made. Interrupts above this priority are never
disabled, so never delayed by RTOS activity. The default value is set to the * disabled, so never delayed by RTOS activity. The default value is set to the
highest interrupt priority (0). Not supported by all FreeRTOS ports. * highest interrupt priority (0). Not supported by all FreeRTOS ports.
See https://www.freertos.org/RTOS-Cortex-M3-M4.html for information specific to * See https://www.freertos.org/RTOS-Cortex-M3-M4.html for information specific to
ARM Cortex-M devices. */ * ARM Cortex-M devices. */
#define configMAX_SYSCALL_INTERRUPT_PRIORITY 0 #define configMAX_SYSCALL_INTERRUPT_PRIORITY 0
/* Another name for configMAX_SYSCALL_INTERRUPT_PRIORITY - the name used depends /* Another name for configMAX_SYSCALL_INTERRUPT_PRIORITY - the name used depends
on the FreeRTOS port. */ * on the FreeRTOS port. */
#define configMAX_API_CALL_INTERRUPT_PRIORITY 0 #define configMAX_API_CALL_INTERRUPT_PRIORITY 0
/******************************************************************************/ /******************************************************************************/
/* Hook and callback function related definitions. ****************************/ /* Hook and callback function related definitions. ****************************/
/******************************************************************************/ /******************************************************************************/
/* Set the following configUSE_* constants to 1 to include the named hook /* 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 * 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 * 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_IDLE_HOOK 0
#define configUSE_TICK_HOOK 0 #define configUSE_TICK_HOOK 0
#define configUSE_MALLOC_FAILED_HOOK 0 #define configUSE_MALLOC_FAILED_HOOK 0
#define configUSE_DAEMON_TASK_STARTUP_HOOK 0 #define configUSE_DAEMON_TASK_STARTUP_HOOK 0
/* Set configCHECK_FOR_STACK_OVERFLOW to 1 or 2 for FreeRTOS to check for a /* 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 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 * stack overflow. If configCHECK_FOR_STACK_OVERFLOW is 1 then the check only
looks for the stack pointer being out of bounds when a task's context is saved * looks for the stack pointer being out of bounds when a task's context is saved
to its stack - this is fast but somewhat ineffective. If * to its stack - this is fast but somewhat ineffective. If
configCHECK_FOR_STACK_OVERFLOW is 2 then the check looks for a pattern written * configCHECK_FOR_STACK_OVERFLOW is 2 then the check looks for a pattern written
to the end of a task's stack having been overwritten. This is slower, but will * to the end of a task's stack having been overwritten. This is slower, but will
catch most (but not all) stack overflows. The application writer must provide * catch most (but not all) stack overflows. The application writer must provide
the stack overflow callback when configCHECK_FOR_STACK_OVERFLOW is set to 1. * the stack overflow callback when configCHECK_FOR_STACK_OVERFLOW is set to 1.
See https://www.freertos.org/Stacks-and-stack-overflow-checking.html Defaults * See https://www.freertos.org/Stacks-and-stack-overflow-checking.html Defaults
to 0 if left undefined. */ * to 0 if left undefined. */
#define configCHECK_FOR_STACK_OVERFLOW 2 #define configCHECK_FOR_STACK_OVERFLOW 2
/******************************************************************************/ /******************************************************************************/
/* Run time and task stats gathering related definitions. *********************/ /* Run time and task stats gathering related definitions. *********************/
/******************************************************************************/ /******************************************************************************/
/* Set configGENERATE_RUN_TIME_STATS to 1 to have FreeRTOS collect data on the /* 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 * 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 * 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 */ * if left undefined. See https://www.freertos.org/rtos-run-time-stats.html */
#define configGENERATE_RUN_TIME_STATS 0 #define configGENERATE_RUN_TIME_STATS 0
/* Set configUSE_TRACE_FACILITY to include additional task structure members /* Set configUSE_TRACE_FACILITY to include additional task structure members
are used by trace and visualisation functions and tools. Set to 0 to exclude * 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. */ * undefined. */
#define configUSE_TRACE_FACILITY 0 #define configUSE_TRACE_FACILITY 0
/* Set to 1 to include the vTaskList() and vTaskGetRunTimeStats() functions in /* Set to 1 to include the vTaskList() and vTaskGetRunTimeStats() functions in
the build. Set to 0 to exclude these functions from the build. These two * the build. Set to 0 to exclude these functions from the build. These two
functions introduce a dependency on string formatting functions that would * functions introduce a dependency on string formatting functions that would
otherwise not exist - hence they are kept separate. Defaults to 0 if left * otherwise not exist - hence they are kept separate. Defaults to 0 if left
undefined. */ * undefined. */
#define configUSE_STATS_FORMATTING_FUNCTIONS 0 #define configUSE_STATS_FORMATTING_FUNCTIONS 0
/******************************************************************************/ /******************************************************************************/
/* Debugging assistance. ******************************************************/ /* Debugging assistance. ******************************************************/
/******************************************************************************/ /******************************************************************************/
/* configASSERT() has the same semantics as the standard C assert(). It can /* configASSERT() has the same semantics as the standard C assert(). It can
either be defined to take an action when the assertion fails, or not defined * either be defined to take an action when the assertion fails, or not defined
at all (i.e. comment out or delete the definitions) to completely remove * at all (i.e. comment out or delete the definitions) to completely remove
assertions. configASSERT() can be defined to anything you want, for example * assertions. configASSERT() can be defined to anything you want, for example
you can call a function if an assert fails that passes the filename and line * you can call a function if an assert fails that passes the filename and line
number of the failing assert (for example, "vAssertCalled( __FILE__, __LINE__ )" * number of the failing assert (for example, "vAssertCalled( __FILE__, __LINE__ )"
or it can simple disable interrupts and sit in a loop to halt all execution * or it can simple disable interrupts and sit in a loop to halt all execution
on the failing line for viewing in a debugger. */ * on the failing line for viewing in a debugger. */
#define configASSERT( x ) if( ( x ) == 0 ) { taskDISABLE_INTERRUPTS(); for( ; ; ); } #define configASSERT( x ) if( ( x ) == 0 ) { taskDISABLE_INTERRUPTS(); for( ; ; ); }
/******************************************************************************/ /******************************************************************************/
@ -332,44 +322,44 @@ on the failing line for viewing in a debugger. */
/******************************************************************************/ /******************************************************************************/
/* If configINCLUDE_APPLICATION_DEFINED_PRIVILEGED_FUNCTIONS is set to 1 then /* If configINCLUDE_APPLICATION_DEFINED_PRIVILEGED_FUNCTIONS is set to 1 then
the application writer can provide functions that execute in privileged mode. * the application writer can provide functions that execute in privileged mode.
See: https://www.freertos.org/a00110.html#configINCLUDE_APPLICATION_DEFINED_PRIVILEGED_FUNCTIONS * See: https://www.freertos.org/a00110.html#configINCLUDE_APPLICATION_DEFINED_PRIVILEGED_FUNCTIONS
Defaults to 0 if left undefined. Only used by the FreeRTOS Cortex-M MPU ports, * Defaults to 0 if left undefined. Only used by the FreeRTOS Cortex-M MPU ports,
not the standard ARMv7-M Cortex-M port. */ * not the standard ARMv7-M Cortex-M port. */
#define configINCLUDE_APPLICATION_DEFINED_PRIVILEGED_FUNCTIONS 0 #define configINCLUDE_APPLICATION_DEFINED_PRIVILEGED_FUNCTIONS 0
/* Set configTOTAL_MPU_REGIONS to the number of MPU regions implemented on your /* Set configTOTAL_MPU_REGIONS to the number of MPU regions implemented on your
target hardware. Normally 8 or 16. Only used by the FreeRTOS Cortex-M MPU * target hardware. Normally 8 or 16. Only used by the FreeRTOS Cortex-M MPU
ports, not the standard ARMv7-M Cortex-M port. Defaults to 8 if left * ports, not the standard ARMv7-M Cortex-M port. Defaults to 8 if left
undefined. */ * undefined. */
#define configTOTAL_MPU_REGIONS 8 #define configTOTAL_MPU_REGIONS 8
/* configTEX_S_C_B_FLASH allows application writers to override the default /* configTEX_S_C_B_FLASH allows application writers to override the default
values for the for TEX, Shareable (S), Cacheable (C) and Bufferable (B) bits for * values for the for TEX, Shareable (S), Cacheable (C) and Bufferable (B) bits for
the MPU region covering Flash. Defaults to 0x07UL (which means TEX=000, S=1, * the MPU region covering Flash. Defaults to 0x07UL (which means TEX=000, S=1,
C=1, B=1) if left undefined. Only used by the FreeRTOS Cortex-M MPU ports, not * C=1, B=1) if left undefined. Only used by the FreeRTOS Cortex-M MPU ports, not
the standard ARMv7-M Cortex-M port. */ * the standard ARMv7-M Cortex-M port. */
#define configTEX_S_C_B_FLASH 0x07UL #define configTEX_S_C_B_FLASH 0x07UL
/* configTEX_S_C_B_SRAM allows application writers to override the default /* configTEX_S_C_B_SRAM allows application writers to override the default
values for the for TEX, Shareable (S), Cacheable (C) and Bufferable (B) bits for * values for the for TEX, Shareable (S), Cacheable (C) and Bufferable (B) bits for
the MPU region covering RAM. Defaults to 0x07UL (which means TEX=000, S=1, C=1, * the MPU region covering RAM. Defaults to 0x07UL (which means TEX=000, S=1, C=1,
B=1) if left undefined. Only used by the FreeRTOS Cortex-M MPU ports, not * B=1) if left undefined. Only used by the FreeRTOS Cortex-M MPU ports, not
the standard ARMv7-M Cortex-M port. */ * the standard ARMv7-M Cortex-M port. */
#define configTEX_S_C_B_SRAM 0x07UL #define configTEX_S_C_B_SRAM 0x07UL
/* Set configENFORCE_SYSTEM_CALLS_FROM_KERNEL_ONLY to 0 to prevent any privilege /* Set configENFORCE_SYSTEM_CALLS_FROM_KERNEL_ONLY to 0 to prevent any privilege
escalations originating from outside of the kernel code itself. Set to 1 to * 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. * 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 * 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 #define configENFORCE_SYSTEM_CALLS_FROM_KERNEL_ONLY 1
/* Set configALLOW_UNPRIVILEGED_CRITICAL_SECTIONS to 1 to allow unprivileged /* Set configALLOW_UNPRIVILEGED_CRITICAL_SECTIONS to 1 to allow unprivileged
tasks enter critical sections (effectively mask interrupts). Set to 0 to * tasks enter critical sections (effectively mask interrupts). Set to 0 to
prevent unprivileged tasks entering critical sections. Defaults to 1 if left * prevent unprivileged tasks entering critical sections. Defaults to 1 if left
undefined. Only used by the FreeRTOS Cortex-M MPU ports, not the standard * 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 #define configALLOW_UNPRIVILEGED_CRITICAL_SECTIONS 0
/******************************************************************************/ /******************************************************************************/
@ -377,7 +367,7 @@ ARMv7-M Cortex-M port.*/
/******************************************************************************/ /******************************************************************************/
/* secureconfigMAX_SECURE_CONTEXTS define the maximum number of tasks that can /* secureconfigMAX_SECURE_CONTEXTS define the maximum number of tasks that can
call into the secure side of an ARMv8-M chip. Not used by any other ports. */ * call into the secure side of an ARMv8-M chip. Not used by any other ports. */
#define secureconfigMAX_SECURE_CONTEXTS 5 #define secureconfigMAX_SECURE_CONTEXTS 5
@ -387,7 +377,7 @@ call into the secure side of an ARMv8-M chip. Not used by any other ports. */
/******************************************************************************/ /******************************************************************************/
/* Set the following configUSE_* constants to 1 to include the named feature in /* Set the following configUSE_* constants to 1 to include the named feature in
the build, or 0 to exclude the named feature from the build. */ * the build, or 0 to exclude the named feature from the build. */
#define configUSE_TASK_NOTIFICATIONS 1 #define configUSE_TASK_NOTIFICATIONS 1
#define configUSE_MUTEXES 1 #define configUSE_MUTEXES 1
#define configUSE_RECURSIVE_MUTEXES 1 #define configUSE_RECURSIVE_MUTEXES 1
@ -396,8 +386,8 @@ the build, or 0 to exclude the named feature from the build. */
#define configUSE_APPLICATION_TASK_TAG 0 #define configUSE_APPLICATION_TASK_TAG 0
/* Set the following INCLUDE_* constants to 1 to incldue the named API function, /* Set the following INCLUDE_* constants to 1 to incldue the named API function,
or 0 to exclude the named API function. Most linkers will remove unused * or 0 to exclude the named API function. Most linkers will remove unused
functions even when the constant is 1. */ * functions even when the constant is 1. */
#define INCLUDE_vTaskPrioritySet 1 #define INCLUDE_vTaskPrioritySet 1
#define INCLUDE_uxTaskPriorityGet 1 #define INCLUDE_uxTaskPriorityGet 1
#define INCLUDE_vTaskDelete 1 #define INCLUDE_vTaskDelete 1