diff --git a/include/plog/Util.h b/include/plog/Util.h index ac01a52..ec319a1 100644 --- a/include/plog/Util.h +++ b/include/plog/Util.h @@ -81,6 +81,12 @@ # endif #endif +#ifdef __FREERTOS__ // There is no standard way to know if the code is compiled for FreeRTOS. We expect __FREERTOS__ macro to be defined in such case. +# include +# include +# include +#endif + #if PLOG_CHAR_IS_UTF8 # define PLOG_NSTR(x) x #else @@ -170,7 +176,9 @@ namespace plog inline unsigned int gettid() { -#ifdef _WIN32 +#if defined(__FREERTOS__) && defined(INCLUDE_xTaskGetCurrentTaskHandle) + return static_cast(reinterpret_cast(xTaskGetCurrentTaskHandle())); +#elif defined(_WIN32) return GetCurrentThreadId(); #elif defined(__linux__) return static_cast(::syscall(__NR_gettid)); @@ -501,7 +509,10 @@ namespace plog public: Mutex() { -#ifdef _WIN32 +#ifdef __FREERTOS__ + m_sync = xSemaphoreCreateBinary(); + xSemaphoreGive(m_sync); +#elif defined(_WIN32) InitializeCriticalSection(&m_sync); #elif defined(__rtems__) rtems_semaphore_create(0, 1, @@ -515,7 +526,9 @@ namespace plog ~Mutex() { -#ifdef _WIN32 +#ifdef __FREERTOS__ + vSemaphoreDelete(m_sync); +#elif defined(_WIN32) DeleteCriticalSection(&m_sync); #elif defined(__rtems__) rtems_semaphore_delete(m_sync); @@ -529,7 +542,9 @@ namespace plog private: void lock() { -#ifdef _WIN32 +#ifdef __FREERTOS__ + xSemaphoreTake(m_sync, portMAX_DELAY); +#elif defined(_WIN32) EnterCriticalSection(&m_sync); #elif defined(__rtems__) rtems_semaphore_obtain(m_sync, RTEMS_WAIT, RTEMS_NO_TIMEOUT); @@ -540,7 +555,9 @@ namespace plog void unlock() { -#ifdef _WIN32 +#ifdef __FREERTOS__ + xSemaphoreGive(m_sync); +#elif defined(_WIN32) LeaveCriticalSection(&m_sync); #elif defined(__rtems__) rtems_semaphore_release(m_sync); @@ -550,7 +567,9 @@ namespace plog } private: -#ifdef _WIN32 +#ifdef __FREERTOS__ + SemaphoreHandle_t m_sync; +#elif defined(_WIN32) CRITICAL_SECTION m_sync; #elif defined(__rtems__) rtems_id m_sync; diff --git a/samples/CMakeLists.txt b/samples/CMakeLists.txt index b1004a7..f4802d7 100644 --- a/samples/CMakeLists.txt +++ b/samples/CMakeLists.txt @@ -67,6 +67,7 @@ add_subdirectory(DisableLogging) add_subdirectory(DynamicAppender) add_subdirectory(EventLog) add_subdirectory(Facilities) +add_subdirectory(FreeRTOS) add_subdirectory(Hello) add_subdirectory(HexDump) add_subdirectory(Library) diff --git a/samples/FreeRTOS/CMakeLists.txt b/samples/FreeRTOS/CMakeLists.txt new file mode 100644 index 0000000..8c46de8 --- /dev/null +++ b/samples/FreeRTOS/CMakeLists.txt @@ -0,0 +1,29 @@ +if(CMAKE_SYSTEM_NAME STREQUAL "Linux") + include(FetchContent) + + # Select FreeRTOS port + set(FREERTOS_PORT "GCC_POSIX") + + # Select FreeRTOS heap + set(FREERTOS_HEAP "4") + + # Add the freertos_config for FreeRTOS-Kernel + add_subdirectory(freertos_config) + + # Download FreeRTOS-Kernel sources + FetchContent_Declare( + freertos_kernel + URL https://github.com/FreeRTOS/FreeRTOS-Kernel/archive/refs/tags/V11.1.0.tar.gz + URL_HASH SHA256=0e21928b3bcc4f9bcaf7333fb1c8c0299d97e2ec9e13e3faa2c5a7ac8a3bc573 + DOWNLOAD_EXTRACT_TIMESTAMP TRUE + ) + + FetchContent_MakeAvailable(freertos_kernel) + + # Describe our executable + add_executable(FreeRTOS main.cpp) + target_link_libraries(FreeRTOS freertos_kernel freertos_config plog::plog) + + # Important!!! There is no standard way to know if the code is compiled for FreeRTOS. So we define __FREERTOS__ macro. + target_compile_definitions(FreeRTOS PUBLIC __FREERTOS__) +endif() diff --git a/samples/FreeRTOS/freertos_config/CMakeLists.txt b/samples/FreeRTOS/freertos_config/CMakeLists.txt new file mode 100644 index 0000000..697a2c6 --- /dev/null +++ b/samples/FreeRTOS/freertos_config/CMakeLists.txt @@ -0,0 +1,2 @@ +add_library(freertos_config INTERFACE) +target_include_directories(freertos_config INTERFACE .) diff --git a/samples/FreeRTOS/freertos_config/FreeRTOSConfig.h b/samples/FreeRTOS/freertos_config/FreeRTOSConfig.h new file mode 100644 index 0000000..16b60e3 --- /dev/null +++ b/samples/FreeRTOS/freertos_config/FreeRTOSConfig.h @@ -0,0 +1,665 @@ +/* + * FreeRTOS Kernel + * 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 + +/* Time is measured in 'ticks' - which is the number of times the tick interrupt + * has executed since the RTOS kernel was started. + * The tick count is held in a variable of type TickType_t. + * + * configTICK_TYPE_WIDTH_IN_BITS controls the type (and therefore bit-width) of + * TickType_t: + * + * Defining configTICK_TYPE_WIDTH_IN_BITS as TICK_TYPE_WIDTH_16_BITS causes + * TickType_t to be defined (typedef'ed) as an unsigned 16-bit type. + * + * Defining configTICK_TYPE_WIDTH_IN_BITS as TICK_TYPE_WIDTH_32_BITS causes + * TickType_t to be defined (typedef'ed) as an unsigned 32-bit type. + * + * Defining configTICK_TYPE_WIDTH_IN_BITS as TICK_TYPE_WIDTH_64_BITS causes + * TickType_t to be defined (typedef'ed) as an unsigned 64-bit type. */ +#define configTICK_TYPE_WIDTH_IN_BITS TICK_TYPE_WIDTH_64_BITS + +/* 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 + +/* 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. */ +#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. + * + * 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 + +/******************************************************************************/ +/* Event Group related definitions. *******************************************/ +/******************************************************************************/ + +/* Set configUSE_EVENT_GROUPS to 1 to include event group functionality in the + * build. Set to 0 to exclude event group functionality from the build. The + * FreeRTOS/source/event_groups.c source file must be included in the build if + * configUSE_EVENT_GROUPS is set to 1. Defaults to 1 if left undefined. */ + +#define configUSE_EVENT_GROUPS 1 + +/******************************************************************************/ +/* Stream Buffer related definitions. *****************************************/ +/******************************************************************************/ + +/* Set configUSE_STREAM_BUFFERS to 1 to include stream buffer functionality in + * the build. Set to 0 to exclude event group functionality from the build. The + * FreeRTOS/source/stream_buffer.c source file must be included in the build if + * configUSE_STREAM_BUFFERS is set to 1. Defaults to 1 if left undefined. */ + +#define configUSE_STREAM_BUFFERS 1 + +/******************************************************************************/ +/* 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 + +/* 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. *********************************/ +/******************************************************************************/ + +/* configKERNEL_INTERRUPT_PRIORITY sets the priority of the tick and context + * switch performing interrupts. 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 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 + * 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 0 + +/******************************************************************************/ +/* 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 + +/******************************************************************************/ +/* 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. ******************************************************/ +/******************************************************************************/ + +/* 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( ; ; ) \ + ; \ + } + +/******************************************************************************/ +/* FreeRTOS 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 + +/* 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 with core affinity feature enabled, set + * configTASK_DEFAULT_CORE_AFFINITY to change the default core affinity mask for + * tasks created without an affinity mask specified. Setting the define to 1 + * would make such tasks run on core 0 and setting it to (1 << + * portGET_CORE_ID()) would make such tasks run on the current core. This config + * value is useful, if swapping tasks between cores is not supported (e.g. + * Tricore) or if legacy code should be controlled. Defaults to tskNO_AFFINITY + * if left undefined. */ +#define configTASK_DEFAULT_CORE_AFFINITY tskNO_AFFINITY + +/* 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. ******************************/ +/******************************************************************************/ + +/* 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 + +/* Defines the kernel provided implementation of + * vApplicationGetIdleTaskMemory() and vApplicationGetTimerTaskMemory() + * to provide the memory that is used by the Idle task and Timer task + * respectively. The application can provide it's own implementation of + * vApplicationGetIdleTaskMemory() and vApplicationGetTimerTaskMemory() by + * setting configKERNEL_PROVIDED_STATIC_MEMORY to 0 or leaving it undefined. */ +#define configKERNEL_PROVIDED_STATIC_MEMORY 1 + +/******************************************************************************/ +/* ARMv8-M port Specific Configuration definitions. ***************************/ +/******************************************************************************/ + +/* Set configENABLE_TRUSTZONE to 1 when running FreeRTOS on the non-secure side + * to enable the TrustZone support in FreeRTOS ARMv8-M ports which allows the + * non-secure FreeRTOS tasks to call the (non-secure callable) functions + * exported from secure side. */ +#define configENABLE_TRUSTZONE 1 + +/* If the application writer does not want to use TrustZone, but the hardware + * does not support disabling TrustZone then the entire application (including + * the FreeRTOS scheduler) can run on the secure side without ever branching to + * the non-secure side. To do that, in addition to setting + * configENABLE_TRUSTZONE to 0, also set configRUN_FREERTOS_SECURE_ONLY to 1. */ +#define configRUN_FREERTOS_SECURE_ONLY 1 + +/* Set configENABLE_MPU to 1 to enable the Memory Protection Unit (MPU), or 0 + * to leave the Memory Protection Unit disabled. */ +#define configENABLE_MPU 1 + +/* Set configENABLE_FPU to 1 to enable the Floating Point Unit (FPU), or 0 + * to leave the Floating Point Unit disabled. */ +#define configENABLE_FPU 1 + +/* Set configENABLE_MVE to 1 to enable the M-Profile Vector Extension (MVE) + * support, or 0 to leave the MVE support disabled. This option is only + * applicable to Cortex-M55 and Cortex-M85 ports as M-Profile Vector Extension + * (MVE) is available only on these architectures. configENABLE_MVE must be left + * undefined, or defined to 0 for the Cortex-M23,Cortex-M33 and Cortex-M35P + * ports. */ +#define configENABLE_MVE 1 + +/******************************************************************************/ +/* ARMv7-M and ARMv8-M port Specific Configuration definitions. ***************/ +/******************************************************************************/ + +/* Set configCHECK_HANDLER_INSTALLATION to 1 to enable additional asserts to + * verify that the application has correctly installed FreeRTOS interrupt + * handlers. + * + * An application can install FreeRTOS interrupt handlers in one of the + * following ways: + * 1. Direct Routing - Install the functions vPortSVCHandler and + * xPortPendSVHandler for SVC call and PendSV interrupts respectively. + * 2. Indirect Routing - Install separate handlers for SVC call and PendSV + * interrupts and route program control from those + * handlers to vPortSVCHandler and xPortPendSVHandler functions. The + * applications that use Indirect Routing must set + * configCHECK_HANDLER_INSTALLATION to 0. + * + * Defaults to 1 if left undefined. */ +#define configCHECK_HANDLER_INSTALLATION 1 + +/******************************************************************************/ +/* 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 + +/* USE_POSIX_ERRNO enables the task global FreeRTOS_errno variable which will + * contain the most recent error for that task. */ +#define configUSE_POSIX_ERRNO 0 + +/* Set the following INCLUDE_* constants to 1 to include 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_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_xTimerPendFunctionCall 0 +#define INCLUDE_xTaskAbortDelay 0 +#define INCLUDE_xTaskGetHandle 0 +#define INCLUDE_xTaskResumeFromISR 1 + +#endif /* FREERTOS_CONFIG_H */ diff --git a/samples/FreeRTOS/main.cpp b/samples/FreeRTOS/main.cpp new file mode 100644 index 0000000..e3462f1 --- /dev/null +++ b/samples/FreeRTOS/main.cpp @@ -0,0 +1,44 @@ +// FreeRTOS includes +#include +#include + +// PLOG includes +#include +#include +#include +#include + +static void exampleTask(void* /*parameter*/) +{ + for (;;) + { + PLOGI << "tick"; + vTaskDelay(1000 / portTICK_PERIOD_MS); + } +} + +int main() +{ + static plog::ColorConsoleAppender appender; + plog::init(plog::verbose, &appender); + + PLOG_VERBOSE << "verbose"; + PLOG_DEBUG << "debug"; + PLOG_INFO << "info"; + PLOG_WARNING << "warning"; + PLOG_ERROR << "error"; + PLOG_FATAL << "fatal"; + + xTaskCreate(exampleTask, "example1", configMINIMAL_STACK_SIZE, NULL, configMAX_PRIORITIES - 1U, NULL); + xTaskCreate(exampleTask, "example2", configMINIMAL_STACK_SIZE, NULL, configMAX_PRIORITIES - 1U, NULL); + + // Start the scheduler + vTaskStartScheduler(); + + // Should not reach here + for (;;) + { + } + + return 0; +}