Add FreeRTOS

This commit is contained in:
Attila Body 2025-06-11 00:05:54 +02:00
parent 3936a64c42
commit 931c4def56
Signed by: abody
GPG key ID: BD0C6214E68FB5CF
54 changed files with 34334 additions and 98 deletions

139
Core/Inc/FreeRTOSConfig.h Normal file
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@ -0,0 +1,139 @@
/* USER CODE BEGIN Header */
/*
* FreeRTOS Kernel V10.3.1
* Portion Copyright (C) 2017 Amazon.com, Inc. or its affiliates. All Rights Reserved.
* Portion Copyright (C) 2019 StMicroelectronics, Inc. All Rights Reserved.
*
* 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.
*
* http://www.FreeRTOS.org
* http://aws.amazon.com/freertos
*
* 1 tab == 4 spaces!
*/
/* USER CODE END Header */
#ifndef FREERTOS_CONFIG_H
#define FREERTOS_CONFIG_H
/*-----------------------------------------------------------
* Application specific definitions.
*
* These definitions should be adjusted for your particular hardware and
* application requirements.
*
* These parameters and more are described within the 'configuration' section of the
* FreeRTOS API documentation available on the FreeRTOS.org web site.
*
* See http://www.freertos.org/a00110.html
*----------------------------------------------------------*/
/* USER CODE BEGIN Includes */
/* Section where include file can be added */
/* USER CODE END Includes */
/* Ensure definitions are only used by the compiler, and not by the assembler. */
#if defined(__ICCARM__) || defined(__CC_ARM) || defined(__GNUC__)
#include <stdint.h>
extern uint32_t SystemCoreClock;
#endif
#define configENABLE_FPU 0
#define configENABLE_MPU 0
#define configUSE_PREEMPTION 1
#define configSUPPORT_STATIC_ALLOCATION 1
#define configSUPPORT_DYNAMIC_ALLOCATION 1
#define configUSE_IDLE_HOOK 0
#define configUSE_TICK_HOOK 0
#define configCPU_CLOCK_HZ ( SystemCoreClock )
#define configTICK_RATE_HZ ((TickType_t)1000)
#define configMAX_PRIORITIES ( 7 )
#define configMINIMAL_STACK_SIZE ((uint16_t)128)
#define configTOTAL_HEAP_SIZE ((size_t)15360)
#define configMAX_TASK_NAME_LEN ( 16 )
#define configUSE_16_BIT_TICKS 0
#define configUSE_MUTEXES 1
#define configQUEUE_REGISTRY_SIZE 8
#define configUSE_PORT_OPTIMISED_TASK_SELECTION 1
/* USER CODE BEGIN MESSAGE_BUFFER_LENGTH_TYPE */
/* Defaults to size_t for backward compatibility, but can be changed
if lengths will always be less than the number of bytes in a size_t. */
#define configMESSAGE_BUFFER_LENGTH_TYPE size_t
/* USER CODE END MESSAGE_BUFFER_LENGTH_TYPE */
/* Co-routine definitions. */
#define configUSE_CO_ROUTINES 0
#define configMAX_CO_ROUTINE_PRIORITIES ( 2 )
/* Set the following definitions to 1 to include the API function, or zero
to exclude the API function. */
#define INCLUDE_vTaskPrioritySet 1
#define INCLUDE_uxTaskPriorityGet 1
#define INCLUDE_vTaskDelete 1
#define INCLUDE_vTaskCleanUpResources 0
#define INCLUDE_vTaskSuspend 1
#define INCLUDE_vTaskDelayUntil 0
#define INCLUDE_vTaskDelay 1
#define INCLUDE_xTaskGetSchedulerState 1
/* Cortex-M specific definitions. */
#ifdef __NVIC_PRIO_BITS
/* __BVIC_PRIO_BITS will be specified when CMSIS is being used. */
#define configPRIO_BITS __NVIC_PRIO_BITS
#else
#define configPRIO_BITS 4
#endif
/* The lowest interrupt priority that can be used in a call to a "set priority"
function. */
#define configLIBRARY_LOWEST_INTERRUPT_PRIORITY 15
/* The highest interrupt priority that can be used by any interrupt service
routine that makes calls to interrupt safe FreeRTOS API functions. DO NOT CALL
INTERRUPT SAFE FREERTOS API FUNCTIONS FROM ANY INTERRUPT THAT HAS A HIGHER
PRIORITY THAN THIS! (higher priorities are lower numeric values. */
#define configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY 5
/* Interrupt priorities used by the kernel port layer itself. These are generic
to all Cortex-M ports, and do not rely on any particular library functions. */
#define configKERNEL_INTERRUPT_PRIORITY ( configLIBRARY_LOWEST_INTERRUPT_PRIORITY << (8 - configPRIO_BITS) )
/* !!!! configMAX_SYSCALL_INTERRUPT_PRIORITY must not be set to zero !!!!
See http://www.FreeRTOS.org/RTOS-Cortex-M3-M4.html. */
#define configMAX_SYSCALL_INTERRUPT_PRIORITY ( configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY << (8 - configPRIO_BITS) )
/* Normal assert() semantics without relying on the provision of an assert.h
header file. */
/* USER CODE BEGIN 1 */
#define configASSERT( x ) if ((x) == 0) {taskDISABLE_INTERRUPTS(); for( ;; );}
/* USER CODE END 1 */
/* Definitions that map the FreeRTOS port interrupt handlers to their CMSIS
standard names. */
#define vPortSVCHandler SVC_Handler
#define xPortPendSVHandler PendSV_Handler
/* IMPORTANT: This define is commented when used with STM32Cube firmware, when the timebase source is SysTick,
to prevent overwriting SysTick_Handler defined within STM32Cube HAL */
#define xPortSysTickHandler SysTick_Handler
/* USER CODE BEGIN Defines */
/* Section where parameter definitions can be added (for instance, to override default ones in FreeRTOS.h) */
/* USER CODE END Defines */
#endif /* FREERTOS_CONFIG_H */

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@ -63,7 +63,7 @@
/* #define HAL_SD_MODULE_ENABLED */
/* #define HAL_MMC_MODULE_ENABLED */
/* #define HAL_SPI_MODULE_ENABLED */
/* #define HAL_TIM_MODULE_ENABLED */
#define HAL_TIM_MODULE_ENABLED
/* #define HAL_UART_MODULE_ENABLED */
/* #define HAL_USART_MODULE_ENABLED */
/* #define HAL_IRDA_MODULE_ENABLED */
@ -148,7 +148,7 @@
* @brief This is the HAL system configuration section
*/
#define VDD_VALUE 3300U /*!< Value of VDD in mv */
#define TICK_INT_PRIORITY 0U /*!< tick interrupt priority */
#define TICK_INT_PRIORITY 15U /*!< tick interrupt priority */
#define USE_RTOS 0U
#define PREFETCH_ENABLE 1U
#define INSTRUCTION_CACHE_ENABLE 1U

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@ -51,13 +51,11 @@ void HardFault_Handler(void);
void MemManage_Handler(void);
void BusFault_Handler(void);
void UsageFault_Handler(void);
void SVC_Handler(void);
void DebugMon_Handler(void);
void PendSV_Handler(void);
void SysTick_Handler(void);
void DMA1_Stream5_IRQHandler(void);
void DMA1_Stream6_IRQHandler(void);
void USART2_IRQHandler(void);
void TIM7_IRQHandler(void);
/* USER CODE BEGIN EFP */
/* USER CODE END EFP */

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@ -44,10 +44,10 @@ void MX_DMA_Init(void)
/* DMA interrupt init */
/* DMA1_Stream5_IRQn interrupt configuration */
NVIC_SetPriority(DMA1_Stream5_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(),0, 0));
NVIC_SetPriority(DMA1_Stream5_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(),5, 0));
NVIC_EnableIRQ(DMA1_Stream5_IRQn);
/* DMA1_Stream6_IRQn interrupt configuration */
NVIC_SetPriority(DMA1_Stream6_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(),0, 0));
NVIC_SetPriority(DMA1_Stream6_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(),5, 0));
NVIC_EnableIRQ(DMA1_Stream6_IRQn);
}

141
Core/Src/freertos.c Normal file
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@ -0,0 +1,141 @@
/* USER CODE BEGIN Header */
/**
******************************************************************************
* File Name : freertos.c
* Description : Code for freertos applications
******************************************************************************
* @attention
*
* Copyright (c) 2025 STMicroelectronics.
* All rights reserved.
*
* This software is licensed under terms that can be found in the LICENSE file
* in the root directory of this software component.
* If no LICENSE file comes with this software, it is provided AS-IS.
*
******************************************************************************
*/
/* USER CODE END Header */
/* Includes ------------------------------------------------------------------*/
#include "FreeRTOS.h"
#include "cmsis_os.h"
#include "main.h"
#include "task.h"
/* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */
#include <app.h>
/* USER CODE END Includes */
/* Private typedef -----------------------------------------------------------*/
/* USER CODE BEGIN PTD */
/* USER CODE END PTD */
/* Private define ------------------------------------------------------------*/
/* USER CODE BEGIN PD */
/* USER CODE END PD */
/* Private macro -------------------------------------------------------------*/
/* USER CODE BEGIN PM */
/* USER CODE END PM */
/* Private variables ---------------------------------------------------------*/
/* USER CODE BEGIN Variables */
/* USER CODE END Variables */
osThreadId defaultTaskHandle;
uint32_t defaultTaskBuffer[128];
osStaticThreadDef_t defaultTaskControlBlock;
/* Private function prototypes -----------------------------------------------*/
/* USER CODE BEGIN FunctionPrototypes */
/* USER CODE END FunctionPrototypes */
void StartDefaultTask(void const *argument);
void MX_FREERTOS_Init(void); /* (MISRA C 2004 rule 8.1) */
/* GetIdleTaskMemory prototype (linked to static allocation support) */
void vApplicationGetIdleTaskMemory(
StaticTask_t **ppxIdleTaskTCBBuffer, StackType_t **ppxIdleTaskStackBuffer, uint32_t *pulIdleTaskStackSize);
/* USER CODE BEGIN GET_IDLE_TASK_MEMORY */
static StaticTask_t xIdleTaskTCBBuffer;
static StackType_t xIdleStack[configMINIMAL_STACK_SIZE];
void vApplicationGetIdleTaskMemory(
StaticTask_t **ppxIdleTaskTCBBuffer, StackType_t **ppxIdleTaskStackBuffer, uint32_t *pulIdleTaskStackSize)
{
*ppxIdleTaskTCBBuffer = &xIdleTaskTCBBuffer;
*ppxIdleTaskStackBuffer = &xIdleStack[0];
*pulIdleTaskStackSize = configMINIMAL_STACK_SIZE;
/* place for user code */
}
/* USER CODE END GET_IDLE_TASK_MEMORY */
/**
* @brief FreeRTOS initialization
* @param None
* @retval None
*/
void MX_FREERTOS_Init(void)
{
/* USER CODE BEGIN Init */
/* USER CODE END Init */
/* USER CODE BEGIN RTOS_MUTEX */
/* add mutexes, ... */
/* USER CODE END RTOS_MUTEX */
/* USER CODE BEGIN RTOS_SEMAPHORES */
/* add semaphores, ... */
/* USER CODE END RTOS_SEMAPHORES */
/* USER CODE BEGIN RTOS_TIMERS */
/* start timers, add new ones, ... */
/* USER CODE END RTOS_TIMERS */
/* USER CODE BEGIN RTOS_QUEUES */
/* add queues, ... */
/* USER CODE END RTOS_QUEUES */
/* Create the thread(s) */
/* definition and creation of defaultTask */
osThreadStaticDef(defaultTask, StartDefaultTask, osPriorityNormal, 0, 128, defaultTaskBuffer, &defaultTaskControlBlock);
defaultTaskHandle = osThreadCreate(osThread(defaultTask), NULL);
/* USER CODE BEGIN RTOS_THREADS */
/* add threads, ... */
/* USER CODE END RTOS_THREADS */
}
/* USER CODE BEGIN Header_StartDefaultTask */
/**
* @brief Function implementing the defaultTask thread.
* @param argument: Not used
* @retval None
*/
/* USER CODE END Header_StartDefaultTask */
__weak void StartDefaultTask(void const *argument)
{
/* USER CODE BEGIN StartDefaultTask */
app_main(NULL);
/* Infinite loop */
for (;;) {
osDelay(1);
}
/* USER CODE END StartDefaultTask */
}
/* Private application code --------------------------------------------------*/
/* USER CODE BEGIN Application */
/* USER CODE END Application */

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@ -18,6 +18,7 @@
/* USER CODE END Header */
/* Includes ------------------------------------------------------------------*/
#include "main.h"
#include "cmsis_os.h"
#include "dma.h"
#include "usart.h"
#include "gpio.h"
@ -51,6 +52,7 @@
/* Private function prototypes -----------------------------------------------*/
void SystemClock_Config(void);
void MX_FREERTOS_Init(void);
/* USER CODE BEGIN PFP */
/* USER CODE END PFP */
@ -92,9 +94,17 @@ int main(void)
MX_DMA_Init();
MX_USART2_UART_Init();
/* USER CODE BEGIN 2 */
app_main();
// app_main();
/* USER CODE END 2 */
/* Call init function for freertos objects (in cmsis_os2.c) */
MX_FREERTOS_Init();
/* Start scheduler */
osKernelStart();
/* We should never get here as control is now taken by the scheduler */
/* Infinite loop */
/* USER CODE BEGIN WHILE */
while (1)
@ -157,6 +167,28 @@ void SystemClock_Config(void)
/* USER CODE END 4 */
/**
* @brief Period elapsed callback in non blocking mode
* @note This function is called when TIM7 interrupt took place, inside
* HAL_TIM_IRQHandler(). It makes a direct call to HAL_IncTick() to increment
* a global variable "uwTick" used as application time base.
* @param htim : TIM handle
* @retval None
*/
void HAL_TIM_PeriodElapsedCallback(TIM_HandleTypeDef *htim)
{
/* USER CODE BEGIN Callback 0 */
/* USER CODE END Callback 0 */
if (htim->Instance == TIM7)
{
HAL_IncTick();
}
/* USER CODE BEGIN Callback 1 */
/* USER CODE END Callback 1 */
}
/**
* @brief This function is executed in case of error occurrence.
* @retval None

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@ -70,9 +70,9 @@ void HAL_MspInit(void)
__HAL_RCC_SYSCFG_CLK_ENABLE();
__HAL_RCC_PWR_CLK_ENABLE();
HAL_NVIC_SetPriorityGrouping(NVIC_PRIORITYGROUP_0);
/* System interrupt init*/
/* PendSV_IRQn interrupt configuration */
HAL_NVIC_SetPriority(PendSV_IRQn, 15, 0);
/* USER CODE BEGIN MspInit 1 */

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@ -0,0 +1,137 @@
/* USER CODE BEGIN Header */
/**
******************************************************************************
* @file stm32f4xx_hal_timebase_tim.c
* @brief HAL time base based on the hardware TIM.
******************************************************************************
* @attention
*
* Copyright (c) 2025 STMicroelectronics.
* All rights reserved.
*
* This software is licensed under terms that can be found in the LICENSE file
* in the root directory of this software component.
* If no LICENSE file comes with this software, it is provided AS-IS.
*
******************************************************************************
*/
/* USER CODE END Header */
/* Includes ------------------------------------------------------------------*/
#include "stm32f4xx_hal.h"
#include "stm32f4xx_hal_tim.h"
/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
TIM_HandleTypeDef htim7;
/* Private function prototypes -----------------------------------------------*/
/* Private functions ---------------------------------------------------------*/
/**
* @brief This function configures the TIM7 as a time base source.
* The time source is configured to have 1ms time base with a dedicated
* Tick interrupt priority.
* @note This function is called automatically at the beginning of program after
* reset by HAL_Init() or at any time when clock is configured, by HAL_RCC_ClockConfig().
* @param TickPriority: Tick interrupt priority.
* @retval HAL status
*/
HAL_StatusTypeDef HAL_InitTick(uint32_t TickPriority)
{
RCC_ClkInitTypeDef clkconfig;
uint32_t uwTimclock, uwAPB1Prescaler = 0U;
uint32_t uwPrescalerValue = 0U;
uint32_t pFLatency;
HAL_StatusTypeDef status;
/* Enable TIM7 clock */
__HAL_RCC_TIM7_CLK_ENABLE();
/* Get clock configuration */
HAL_RCC_GetClockConfig(&clkconfig, &pFLatency);
/* Get APB1 prescaler */
uwAPB1Prescaler = clkconfig.APB1CLKDivider;
/* Compute TIM7 clock */
if (uwAPB1Prescaler == RCC_HCLK_DIV1)
{
uwTimclock = HAL_RCC_GetPCLK1Freq();
}
else
{
uwTimclock = 2UL * HAL_RCC_GetPCLK1Freq();
}
/* Compute the prescaler value to have TIM7 counter clock equal to 1MHz */
uwPrescalerValue = (uint32_t) ((uwTimclock / 1000000U) - 1U);
/* Initialize TIM7 */
htim7.Instance = TIM7;
/* Initialize TIMx peripheral as follow:
* Period = [(TIM7CLK/1000) - 1]. to have a (1/1000) s time base.
* Prescaler = (uwTimclock/1000000 - 1) to have a 1MHz counter clock.
* ClockDivision = 0
* Counter direction = Up
*/
htim7.Init.Period = (1000000U / 1000U) - 1U;
htim7.Init.Prescaler = uwPrescalerValue;
htim7.Init.ClockDivision = 0;
htim7.Init.CounterMode = TIM_COUNTERMODE_UP;
htim7.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
status = HAL_TIM_Base_Init(&htim7);
if (status == HAL_OK)
{
/* Start the TIM time Base generation in interrupt mode */
status = HAL_TIM_Base_Start_IT(&htim7);
if (status == HAL_OK)
{
/* Enable the TIM7 global Interrupt */
HAL_NVIC_EnableIRQ(TIM7_IRQn);
/* Configure the SysTick IRQ priority */
if (TickPriority < (1UL << __NVIC_PRIO_BITS))
{
/* Configure the TIM IRQ priority */
HAL_NVIC_SetPriority(TIM7_IRQn, TickPriority, 0U);
uwTickPrio = TickPriority;
}
else
{
status = HAL_ERROR;
}
}
}
/* Return function status */
return status;
}
/**
* @brief Suspend Tick increment.
* @note Disable the tick increment by disabling TIM7 update interrupt.
* @param None
* @retval None
*/
void HAL_SuspendTick(void)
{
/* Disable TIM7 update Interrupt */
__HAL_TIM_DISABLE_IT(&htim7, TIM_IT_UPDATE);
}
/**
* @brief Resume Tick increment.
* @note Enable the tick increment by Enabling TIM7 update interrupt.
* @param None
* @retval None
*/
void HAL_ResumeTick(void)
{
/* Enable TIM7 Update interrupt */
__HAL_TIM_ENABLE_IT(&htim7, TIM_IT_UPDATE);
}

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@ -57,6 +57,7 @@
/* USER CODE END 0 */
/* External variables --------------------------------------------------------*/
extern TIM_HandleTypeDef htim7;
/* USER CODE BEGIN EV */
@ -140,19 +141,6 @@ void UsageFault_Handler(void)
}
}
/**
* @brief This function handles System service call via SWI instruction.
*/
void SVC_Handler(void)
{
/* USER CODE BEGIN SVCall_IRQn 0 */
/* USER CODE END SVCall_IRQn 0 */
/* USER CODE BEGIN SVCall_IRQn 1 */
/* USER CODE END SVCall_IRQn 1 */
}
/**
* @brief This function handles Debug monitor.
*/
@ -166,33 +154,6 @@ void DebugMon_Handler(void)
/* USER CODE END DebugMonitor_IRQn 1 */
}
/**
* @brief This function handles Pendable request for system service.
*/
void PendSV_Handler(void)
{
/* USER CODE BEGIN PendSV_IRQn 0 */
/* USER CODE END PendSV_IRQn 0 */
/* USER CODE BEGIN PendSV_IRQn 1 */
/* USER CODE END PendSV_IRQn 1 */
}
/**
* @brief This function handles System tick timer.
*/
void SysTick_Handler(void)
{
/* USER CODE BEGIN SysTick_IRQn 0 */
/* USER CODE END SysTick_IRQn 0 */
HAL_IncTick();
/* USER CODE BEGIN SysTick_IRQn 1 */
/* USER CODE END SysTick_IRQn 1 */
}
/******************************************************************************/
/* STM32F4xx Peripheral Interrupt Handlers */
/* Add here the Interrupt Handlers for the used peripherals. */
@ -242,6 +203,20 @@ void USART2_IRQHandler(void)
/* USER CODE END USART2_IRQn 1 */
}
/**
* @brief This function handles TIM7 global interrupt.
*/
void TIM7_IRQHandler(void)
{
/* USER CODE BEGIN TIM7_IRQn 0 */
/* USER CODE END TIM7_IRQn 0 */
HAL_TIM_IRQHandler(&htim7);
/* USER CODE BEGIN TIM7_IRQn 1 */
/* USER CODE END TIM7_IRQn 1 */
}
/* USER CODE BEGIN 1 */
/* USER CODE END 1 */

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@ -94,7 +94,7 @@ void MX_USART2_UART_Init(void)
LL_DMA_DisableFifoMode(DMA1, LL_DMA_STREAM_6);
/* USART2 interrupt Init */
NVIC_SetPriority(USART2_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(),0, 0));
NVIC_SetPriority(USART2_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(),5, 0));
NVIC_EnableIRQ(USART2_IRQn);
/* USER CODE BEGIN USART2_Init 1 */