freeRTOSConfig.h文件對FreeRTOS進行系統配置
/////////////////////////////////////FreeRTOSConfig///////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////
/*
FreeRTOS V9.0.0 - Copyright (C) 2016 Real Time Engineers Ltd.
All rights reserved
VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.
This file is part of the FreeRTOS distribution.
FreeRTOS is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License (version 2) as published by the
Free Software Foundation >>>> AND MODIFIED BY <<<< the FreeRTOS exception.
***************************************************************************
>>! NOTE: The modification to the GPL is included to allow you to !<<
>>! distribute a combined work that includes FreeRTOS without being !<<
>>! obliged to provide the source code for proprietary components !<<
>>! outside of the FreeRTOS kernel. !<<
***************************************************************************
FreeRTOS is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. Full license text is available on the following
link: http://www.freertos.org/a00114.html
***************************************************************************
* *
* FreeRTOS provides completely free yet professionally developed, *
* robust, strictly quality controlled, supported, and cross *
* platform software that is more than just the market leader, it *
* is the industry's de facto standard. *
* *
* Help yourself get started quickly while simultaneously helping *
* to support the FreeRTOS project by purchasing a FreeRTOS *
* tutorial book, reference manual, or both: *
* http://www.FreeRTOS.org/Documentation *
* *
***************************************************************************
http://www.FreeRTOS.org/FAQHelp.html - Having a problem? Start by reading
the FAQ page "My application does not run, what could be wrong?". Have you
defined configASSERT()?
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1 tab == 4 spaces!
*/
#ifndef FREERTOS_CONFIG_H
#define FREERTOS_CONFIG_H
#include "sys.h"
#include "usart.h"
//針對不同的編譯器調用不同的stdint.h文件
#if defined(__ICCARM__) || defined(__CC_ARM) || defined(__GNUC__)
#include <stdint.h>
extern uint32_t SystemCoreClock;
#endif
//斷言
#define vAssertCalled(char,int) printf("Error:%s,%d\r\n",char,int)
#define configASSERT(x) if((x)==0) vAssertCalled(__FILE__,__LINE__)
/***************************************************************************************************************/
/* FreeRTOS基礎配置配置選項 */
/***************************************************************************************************************/
#define configUSE_PREEMPTION 1 //1使用搶佔式內核，0使用協程
#define configUSE_TIME_SLICING 1 //1使能時間片調度(默認式使能的)
#define configUSE_PORT_OPTIMISED_TASK_SELECTION 1 //1啓用特殊方法來選擇下一個要運行的任務
//一般是硬件計算前導零指令，如果所使用的
//MCU沒有這些硬件指令的話此宏應該設置爲0！
#define configUSE_TICKLESS_IDLE 0 //1啓用低功耗tickless模式
#define configUSE_QUEUE_SETS 1 //爲1時啓用隊列
#define configCPU_CLOCK_HZ (SystemCoreClock) //CPU頻率
#define configTICK_RATE_HZ (1000) //時鐘節拍頻率，這裏設置爲1000，週期就是1ms
#define configMAX_PRIORITIES (32) //可使用的最大優先級
#define configMINIMAL_STACK_SIZE ((unsigned short)130) //空閒任務使用的堆棧大小
#define configMAX_TASK_NAME_LEN (16) //任務名字字符串長度
#define configUSE_16_BIT_TICKS 0 //系統節拍計數器變量數據類型，
//1表示爲16位無符號整形，0表示爲32位無符號整形
#define configIDLE_SHOULD_YIELD 1 //爲1時空閒任務放棄CPU使用權給其他同優先級的用戶任務
#define configUSE_TASK_NOTIFICATIONS 1 //爲1時開啓任務通知功能，默認開啓
#define configUSE_MUTEXES 1 //爲1時使用互斥信號量
#define configQUEUE_REGISTRY_SIZE 8 //不爲0時表示啓用隊列記錄，具體的值是可以
//記錄的隊列和信號量最大數目。
#define configCHECK_FOR_STACK_OVERFLOW 0 //大於0時啓用堆棧溢出檢測功能，如果使用此功能
//用戶必須提供一個棧溢出鉤子函數，如果使用的話
//此值可以爲1或者2，因爲有兩種棧溢出檢測方法。
#define configUSE_RECURSIVE_MUTEXES 1 //爲1時使用遞歸互斥信號量
#define configUSE_MALLOC_FAILED_HOOK 0 //1使用內存申請失敗鉤子函數
#define configUSE_APPLICATION_TASK_TAG 0
#define configUSE_COUNTING_SEMAPHORES 1 //爲1時使用計數信號量
/***************************************************************************************************************/
/* FreeRTOS與內存申請有關配置選項 */
/***************************************************************************************************************/
#define configSUPPORT_DYNAMIC_ALLOCATION 1 //支持動態內存申請
#define configTOTAL_HEAP_SIZE ((size_t)(20*1024)) //系統所有總的堆大小
/***************************************************************************************************************/
/* FreeRTOS與鉤子函數有關的配置選項 */
/***************************************************************************************************************/
#define configUSE_IDLE_HOOK 0 //1，使用空閒鉤子；0，不使用
#define configUSE_TICK_HOOK 0 //1，使用時間片鉤子；0，不使用
/***************************************************************************************************************/
/* FreeRTOS與運行時間和任務狀態收集有關的配置選項 */
/***************************************************************************************************************/
#define configGENERATE_RUN_TIME_STATS 0 //爲1時啓用運行時間統計功能
#define configUSE_TRACE_FACILITY 1 //爲1啓用可視化跟蹤調試
#define configUSE_STATS_FORMATTING_FUNCTIONS 1 //與宏configUSE_TRACE_FACILITY同時爲1時會編譯下面3個函數
//prvWriteNameToBuffer(),vTaskList(),
//vTaskGetRunTimeStats()
/***************************************************************************************************************/
/* FreeRTOS與協程有關的配置選項 */
/***************************************************************************************************************/
#define configUSE_CO_ROUTINES 0 //爲1時啓用協程，啓用協程以後必須添加文件croutine.c
#define configMAX_CO_ROUTINE_PRIORITIES ( 2 ) //協程的有效優先級數目
/***************************************************************************************************************/
/* FreeRTOS與軟件定時器有關的配置選項 */
/***************************************************************************************************************/
#define configUSE_TIMERS 1 //爲1時啓用軟件定時器
#define configTIMER_TASK_PRIORITY (configMAX_PRIORITIES-1) //軟件定時器優先級
#define configTIMER_QUEUE_LENGTH 5 //軟件定時器隊列長度
#define configTIMER_TASK_STACK_DEPTH (configMINIMAL_STACK_SIZE*2) //軟件定時器任務堆棧大小
/***************************************************************************************************************/
/* FreeRTOS可選函數配置選項 */
/***************************************************************************************************************/
#define INCLUDE_xTaskGetSchedulerState 1
#define INCLUDE_vTaskPrioritySet 1
#define INCLUDE_uxTaskPriorityGet 1
#define INCLUDE_vTaskDelete 1
#define INCLUDE_vTaskCleanUpResources 1
#define INCLUDE_vTaskSuspend 1
#define INCLUDE_vTaskDelayUntil 1
#define INCLUDE_vTaskDelay 1
#define INCLUDE_eTaskGetState 1
#define INCLUDE_xTimerPendFunctionCall 1
/***************************************************************************************************************/
/* FreeRTOS與中斷有關的配置選項 */
/***************************************************************************************************************/
#ifdef __NVIC_PRIO_BITS
#define configPRIO_BITS __NVIC_PRIO_BITS
#else
#define configPRIO_BITS 4
#endif
#define configLIBRARY_LOWEST_INTERRUPT_PRIORITY 15 //中斷最低優先級
#define configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY 5 //系統可管理的最高中斷優先級
#define configKERNEL_INTERRUPT_PRIORITY ( configLIBRARY_LOWEST_INTERRUPT_PRIORITY << (8 - configPRIO_BITS) )
#define configMAX_SYSCALL_INTERRUPT_PRIORITY ( configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY << (8 - configPRIO_BITS) )
/***************************************************************************************************************/
/* FreeRTOS與中斷服務函數有關的配置選項 */
/***************************************************************************************************************/
#define xPortPendSVHandler PendSV_Handler
#define vPortSVCHandler SVC_Handler
#endif /* FREERTOS_CONFIG_H */