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/*
* 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
*
*/
/*******************************************************************************
* This file provides an example FreeRTOSConfig.h header file, inclusive of an
* abbreviated explanation of each configuration item. Online and reference
* documentation provides more information.
* https://www.freertos.org/a00110.html
*
* Constant values enclosed in square brackets ('[' and ']') must be completed
* before this file will build.
*
* Use the FreeRTOSConfig.h supplied with the RTOS port in use rather than this
* generic file, if one is available.
******************************************************************************/
#ifndef __FREERTOS_CONFIG_H__
#define __FREERTOS_CONFIG_H__
/******************************************************************************/
/* Hardware description related definitions. **********************************/
/******************************************************************************/
/* 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.
* 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.
* This is very often, but not always, equal to the main system clock frequency. */
#define configCPU_CLOCK_HZ ( ( unsigned long ) 20000000 )
/* 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
* 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
* 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
* 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 */
/*
#define configSYSTICK_CLOCK_HZ [Platform specific]
*/
/******************************************************************************/
/* Scheduling behaviour related definitions. **********************************/
/******************************************************************************/
/* configTICK_RATE_HZ sets frequency of the tick interrupt in Hz, normally
* calculated from the configCPU_CLOCK_HZ value. */
#define configTICK_RATE_HZ 100
/* 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 */
#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 */
#define configUSE_TIME_SLICING 0
/* 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 -
* 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
* ports. Not all FreeRTOS ports have this option. Defaults to 0 if left
* undefined. */
#define configUSE_PORT_OPTIMISED_TASK_SELECTION 0
/* 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
* support tickless mode. See https://www.freertos.org/low-power-tickless-rtos.html
* Defaults to 0 if left undefined. */
#define configUSE_TICKLESS_IDLE 0
/* configMAX_PRIORITIES Sets the number of available task priorities. Tasks can
* be assigned priorities of 0 to (configMAX_PRIORITIES - 1). Zero is the lowest
* priority. */
#define configMAX_PRIORITIES 5
/* 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
* purpose. Demo applications use the constant to make the demos somewhat portable
* across hardware architectures. */
#define configMINIMAL_STACK_SIZE 128
/* configMAX_TASK_NAME_LEN sets the maximum length (in characters) of a task's
* human readable name. Includes the NULL terminator. */
#define configMAX_TASK_NAME_LEN 16
/* 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 0 to make TickType_t either a 32 or 64-bit type
* 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
* maximum specifiable block time to 0xffff. */
#define configUSE_16_BIT_TICKS 0
/* 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
* can run. Set to 0 to have the Idle task use all of its timeslice. Default to 1
* if left undefined. */
#define configIDLE_SHOULD_YIELD 1
/* Each task has an array of task notifications.
* 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
* left undefined. */
#define configTASK_NOTIFICATION_ARRAY_ENTRIES 1
/* configQUEUE_REGISTRY_SIZE sets the maximum number of queues and semaphores
* that can be referenced from the queue registry. Only required when using a
* kernel aware debugger. Defaults to 0 if left undefined. */
#define configQUEUE_REGISTRY_SIZE 0
/* Set configENABLE_BACKWARD_COMPATIBILITY to 1 to map function names and
* datatypes from old version of FreeRTOS to their latest equivalent. Defaults to
* 1 if left undefined. */
#define configENABLE_BACKWARD_COMPATIBILITY 0
/* 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
* the array. See https://www.freertos.org/thread-local-storage-pointers.html
* Defaults to 0 if left undefined. */
#define configNUM_THREAD_LOCAL_STORAGE_POINTERS 0
/* 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. */
#define configMESSAGE_BUFFER_LENGTH_TYPE size_t
/* 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.
*
* 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
* 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
* writing) the current newlib design implements a system-wide malloc() that must
* be provided with locks. */
#define configUSE_NEWLIB_REENTRANT 0
/******************************************************************************/
/* Software timer related definitions. ****************************************/
/******************************************************************************/
/* 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
* 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 */
#define configUSE_TIMERS 1
/* 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
* task, so its priority is set like any other task. See
* https://www.freertos.org/RTOS-software-timer-service-daemon-task.html Only used
* if configUSE_TIMERS is set to 1. */
#define configTIMER_TASK_PRIORITY ( configMAX_PRIORITIES - 1 )
/* 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
* task. See https://www.freertos.org/RTOS-software-timer-service-daemon-task.html
* Only used if configUSE_TIMERS is set to 1. */
#define configTIMER_TASK_STACK_DEPTH configMINIMAL_STACK_SIZE
/* 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
* https://www.freertos.org/RTOS-software-timer-service-daemon-task.html Only used
* if configUSE_TIMERS is set to 1. */
#define configTIMER_QUEUE_LENGTH 10
/******************************************************************************/
/* Memory allocation related definitions. *************************************/
/******************************************************************************/
/* Set configSUPPORT_STATIC_ALLOCATION to 1 to include FreeRTOS API functions
* 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 */
#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 */
#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 */
#define configTOTAL_HEAP_SIZE 4096
/* 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
* array used as the FreeRTOS heap. Defaults to 0 if left undefined. */
#define configAPPLICATION_ALLOCATED_HEAP 0
/* 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
* 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
* implementations for pvPortMallocStack() and vPortFreeStack() if set to 1.
* Defaults to 0 if left undefined. */
#define configSTACK_ALLOCATION_FROM_SEPARATE_HEAP 0
/******************************************************************************/
/* Interrupt nesting behaviour configuration. *********************************/
/******************************************************************************/
/* configKERNEL_INTERRUPT_PRIORITY sets the priority of the tick and context
* switch performing interrupts. The default value is set to the highest interrupt
* priority (0). Not supported by all FreeRTOS ports. See
* https://www.freertos.org/RTOS-Cortex-M3-M4.html for information specific to ARM
* Cortex-M devices. */
#define configKERNEL_INTERRUPT_PRIORITY 0
/* configMAX_SYSCALL_INTERRUPT_PRIORITY sets the interrupt priority above which
* 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
* highest interrupt priority (0). Not supported by all FreeRTOS ports.
* See https://www.freertos.org/RTOS-Cortex-M3-M4.html for information specific to
* ARM Cortex-M devices. */
#define configMAX_SYSCALL_INTERRUPT_PRIORITY 0
/* Another name for configMAX_SYSCALL_INTERRUPT_PRIORITY - the name used depends
* on the FreeRTOS port. */
#define configMAX_API_CALL_INTERRUPT_PRIORITY 0
/******************************************************************************/
/* Hook and callback function related definitions. ****************************/
/******************************************************************************/
/* 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 */
#define configUSE_IDLE_HOOK 0
#define configUSE_TICK_HOOK 0
#define configUSE_MALLOC_FAILED_HOOK 0
#define configUSE_DAEMON_TASK_STARTUP_HOOK 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
* 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
* 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
* 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.
* See https://www.freertos.org/Stacks-and-stack-overflow-checking.html Defaults
* to 0 if left undefined. */
#define configCHECK_FOR_STACK_OVERFLOW 2
/******************************************************************************/
/* Run time and task stats gathering related definitions. *********************/
/******************************************************************************/
/* 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 */
#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
* undefined. */
#define configUSE_TRACE_FACILITY 0
/* 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
* functions introduce a dependency on string formatting functions that would
* otherwise not exist - hence they are kept separate. Defaults to 0 if left
* undefined. */
#define configUSE_STATS_FORMATTING_FUNCTIONS 0
/******************************************************************************/
/* Debugging assistance. ******************************************************/
/******************************************************************************/
/* 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
* at all (i.e. comment out or delete the definitions) to completely remove
* 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
* 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
* on the failing line for viewing in a debugger. */
#define configASSERT( x ) \
if( ( x ) == 0 ) \
{ \
taskDISABLE_INTERRUPTS(); \
for( ; ; ) \
; \
}
/******************************************************************************/
/* Cortex-M MPU specific definitions. *****************************************/
/******************************************************************************/
/* If configINCLUDE_APPLICATION_DEFINED_PRIVILEGED_FUNCTIONS is set to 1 then
* the application writer can provide functions that execute in privileged mode.
* 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,
* not the standard ARMv7-M Cortex-M port. */
#define configINCLUDE_APPLICATION_DEFINED_PRIVILEGED_FUNCTIONS 0
/* 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
* ports, not the standard ARMv7-M Cortex-M port. Defaults to 8 if left
* undefined. */
#define configTOTAL_MPU_REGIONS 8
/* 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
* 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
* the standard ARMv7-M Cortex-M port. */
#define configTEX_S_C_B_FLASH 0x07UL
/* 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
* 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
* the standard ARMv7-M Cortex-M port. */
#define configTEX_S_C_B_SRAM 0x07UL
/* 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
* 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.*/
#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.*/
#define configALLOW_UNPRIVILEGED_CRITICAL_SECTIONS 0
/******************************************************************************/
/* ARMv8-M secure side port related definitions. ******************************/
/******************************************************************************/
/* 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. */
#define secureconfigMAX_SECURE_CONTEXTS 5
/******************************************************************************/
/* Definitions that include or exclude functionality. *************************/
/******************************************************************************/
/* 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. */
#define configUSE_TASK_NOTIFICATIONS 1
#define configUSE_MUTEXES 1
#define configUSE_RECURSIVE_MUTEXES 1
#define configUSE_COUNTING_SEMAPHORES 1
#define configUSE_QUEUE_SETS 0
#define configUSE_APPLICATION_TASK_TAG 0
/* 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
* functions even when the constant is 1. */
#define INCLUDE_vTaskPrioritySet 1
#define INCLUDE_uxTaskPriorityGet 1
#define INCLUDE_vTaskDelete 1
#define INCLUDE_vTaskSuspend 1
#define INCLUDE_xResumeFromISR 1
#define INCLUDE_vTaskDelayUntil 1
#define INCLUDE_vTaskDelay 1
#define INCLUDE_xTaskGetSchedulerState 1
#define INCLUDE_xTaskGetCurrentTaskHandle 1
#define INCLUDE_uxTaskGetStackHighWaterMark 0
#define INCLUDE_xTaskGetIdleTaskHandle 0
#define INCLUDE_eTaskGetState 0
#define INCLUDE_xEventGroupSetBitFromISR 1
#define INCLUDE_xTimerPendFunctionCall 0
#define INCLUDE_xTaskAbortDelay 0
#define INCLUDE_xTaskGetHandle 0
#define INCLUDE_xTaskResumeFromISR 1
#endif /* __FREERTOS_CONFIG_H__ */