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/*
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/*
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FreeRTOS V6.1.1 - Copyright (C) 2011 Real Time Engineers Ltd.
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FreeRTOS V6.1.1 - Copyright (C) 2011 Real Time Engineers Ltd.
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***************************************************************************
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***************************************************************************
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* *
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* *
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* If you are: *
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* If you are: *
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* *
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* *
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* + New to FreeRTOS, *
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* + New to FreeRTOS, *
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* + Wanting to learn FreeRTOS or multitasking in general quickly *
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* + Wanting to learn FreeRTOS or multitasking in general quickly *
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* + Looking for basic training, *
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* + Looking for basic training, *
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* + Wanting to improve your FreeRTOS skills and productivity *
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* + Wanting to improve your FreeRTOS skills and productivity *
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* *
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* *
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* then take a look at the FreeRTOS books - available as PDF or paperback *
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* then take a look at the FreeRTOS books - available as PDF or paperback *
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* *
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* *
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* "Using the FreeRTOS Real Time Kernel - a Practical Guide" *
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* "Using the FreeRTOS Real Time Kernel - a Practical Guide" *
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* http://www.FreeRTOS.org/Documentation *
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* http://www.FreeRTOS.org/Documentation *
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* *
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* *
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* A pdf reference manual is also available. Both are usually delivered *
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* A pdf reference manual is also available. Both are usually delivered *
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* to your inbox within 20 minutes to two hours when purchased between 8am *
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* to your inbox within 20 minutes to two hours when purchased between 8am *
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* and 8pm GMT (although please allow up to 24 hours in case of *
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* and 8pm GMT (although please allow up to 24 hours in case of *
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* exceptional circumstances). Thank you for your support! *
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* exceptional circumstances). Thank you for your support! *
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* *
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* *
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***************************************************************************
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***************************************************************************
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This file is part of the FreeRTOS distribution.
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This file is part of the FreeRTOS distribution.
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FreeRTOS is free software; you can redistribute it and/or modify it under
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FreeRTOS is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License (version 2) as published by the
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the terms of the GNU General Public License (version 2) as published by the
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Free Software Foundation AND MODIFIED BY the FreeRTOS exception.
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Free Software Foundation AND MODIFIED BY the FreeRTOS exception.
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***NOTE*** The exception to the GPL is included to allow you to distribute
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***NOTE*** The exception to the GPL is included to allow you to distribute
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a combined work that includes FreeRTOS without being obliged to provide the
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a combined work that includes FreeRTOS without being obliged to provide the
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source code for proprietary components outside of the FreeRTOS kernel.
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source code for proprietary components outside of the FreeRTOS kernel.
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FreeRTOS is distributed in the hope that it will be useful, but WITHOUT
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FreeRTOS is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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more details. You should have received a copy of the GNU General Public
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more details. You should have received a copy of the GNU General Public
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License and the FreeRTOS license exception along with FreeRTOS; if not it
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License and the FreeRTOS license exception along with FreeRTOS; if not it
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can be viewed here: http://www.freertos.org/a00114.html and also obtained
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can be viewed here: http://www.freertos.org/a00114.html and also obtained
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by writing to Richard Barry, contact details for whom are available on the
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by writing to Richard Barry, contact details for whom are available on the
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FreeRTOS WEB site.
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FreeRTOS WEB site.
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1 tab == 4 spaces!
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1 tab == 4 spaces!
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http://www.FreeRTOS.org - Documentation, latest information, license and
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http://www.FreeRTOS.org - Documentation, latest information, license and
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contact details.
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contact details.
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http://www.SafeRTOS.com - A version that is certified for use in safety
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http://www.SafeRTOS.com - A version that is certified for use in safety
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critical systems.
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critical systems.
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http://www.OpenRTOS.com - Commercial support, development, porting,
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http://www.OpenRTOS.com - Commercial support, development, porting,
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licensing and training services.
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licensing and training services.
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*/
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*/
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#include <stdlib.h>
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#include <stdlib.h>
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#include <string.h>
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#include <string.h>
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/* Architecture specific header files. */
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/* Architecture specific header files. */
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#include "spr_defs.h"
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#include "spr_defs.h"
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/* Scheduler header files. */
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/* Scheduler header files. */
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#include "FreeRTOS.h"
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#include "FreeRTOS.h"
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#include "task.h"
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#include "task.h"
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#include "uart.h"
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#include "uart.h"
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#include "interrupts.h"
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#include "interrupts.h"
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#define TASK_STACK_SIZE (configMINIMAL_STACK_SIZE)
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#define TASK_STACK_SIZE (configMINIMAL_STACK_SIZE)
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static void prvSetupHardware(void);
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static void prvSetupHardware(void);
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void vDemoTask(void *pvParameters);
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void vDemoTask(void *pvParameters);
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void vClockTask(void *pvParameters);
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void vClockTask(void *pvParameters);
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void vApplicationTickHook(void);
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void vApplicationTickHook(void);
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void vApplicationIdleHook(void);
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void vApplicationIdleHook(void);
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void vApplicationStackOverflowHook(xTaskHandle *pxTask, signed char *pcTaskName);
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void vApplicationStackOverflowHook(xTaskHandle *pxTask, signed char *pcTaskName);
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int main(int argc, char **argv) {
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int main(int argc, char **argv) {
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argc = argc;
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argc = argc;
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argv = argv;
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argv = argv;
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portBASE_TYPE delay[3] = {600, 400, 200};
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portBASE_TYPE delay[3] = {600, 400, 200};
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prvSetupHardware();
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prvSetupHardware();
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xTaskCreate(vDemoTask , (signed char *)"vTask0", TASK_STACK_SIZE, (void*)&delay[0], 1, (xTaskHandle)NULL);
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xTaskCreate(vDemoTask , (signed char *)"vTask0", TASK_STACK_SIZE, (void*)&delay[0], 1, (xTaskHandle)NULL);
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xTaskCreate(vDemoTask , (signed char *)"vTask1", TASK_STACK_SIZE, (void*)&delay[1], 2, (xTaskHandle)NULL);
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xTaskCreate(vDemoTask , (signed char *)"vTask1", TASK_STACK_SIZE, (void*)&delay[1], 2, (xTaskHandle)NULL);
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xTaskCreate(vDemoTask , (signed char *)"vTask2", TASK_STACK_SIZE, (void*)&delay[2], 3, (xTaskHandle)NULL);
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xTaskCreate(vDemoTask , (signed char *)"vTask2", TASK_STACK_SIZE, (void*)&delay[2], 3, (xTaskHandle)NULL);
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xTaskCreate(vClockTask, (signed char *)"vClock", TASK_STACK_SIZE, (void*)&delay[2], 3, (xTaskHandle)NULL);
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xTaskCreate(vClockTask, (signed char *)"vClock", TASK_STACK_SIZE, (void*)&delay[2], 3, (xTaskHandle)NULL);
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vTaskStartScheduler();
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vTaskStartScheduler();
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// Control will not reach here
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// Control will not reach here
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return 0;
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return 0;
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}
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}
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void vClockTask(void *pvParameters) {
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void vClockTask(void *pvParameters) {
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pvParameters = pvParameters;
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pvParameters = pvParameters;
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unsigned portBASE_TYPE ticks = xTaskGetTickCount();
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unsigned portBASE_TYPE ticks = xTaskGetTickCount();
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int hour = 0;
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int hour = 0;
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int min = 0;
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int min = 0;
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int sec = -1;
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int sec = -1;
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while(1) {
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while(1) {
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sec += 1;
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sec += 1;
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if(sec == 60) {
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if(sec == 60) {
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sec = 0;
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sec = 0;
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min += 1;
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min += 1;
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}
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}
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if(min == 60) {
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if(min == 60) {
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min = 0;
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min = 0;
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hour += 1;
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hour += 1;
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}
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}
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if(hour == 24) {
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if(hour == 24) {
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hour = 0;
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hour = 0;
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}
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}
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portENTER_CRITICAL();
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portENTER_CRITICAL();
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{
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{
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uart_print_int(hour);
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uart_print_int(hour);
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uart_print_str(" : ");
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uart_print_str(" : ");
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uart_print_int(min);
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uart_print_int(min);
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uart_print_str(" : ");
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uart_print_str(" : ");
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uart_print_int(sec);
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uart_print_int(sec);
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uart_print_str(" , ");
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uart_print_str(" , ");
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uart_print_int(ticks);
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uart_print_int(ticks);
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uart_print_str("\n\r");
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uart_print_str("\n\r");
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}
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}
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portEXIT_CRITICAL();
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portEXIT_CRITICAL();
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vTaskDelay(1000);
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vTaskDelay(1000);
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ticks = xTaskGetTickCount();
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ticks = xTaskGetTickCount();
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}
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}
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}
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}
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void vDemoTask(void *pvParameters) {
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void vDemoTask(void *pvParameters) {
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// unsigned portBASE_TYPE priority = uxTaskPriorityGet(NULL);
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// unsigned portBASE_TYPE priority = uxTaskPriorityGet(NULL);
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unsigned portBASE_TYPE ticks = xTaskGetTickCount();
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unsigned portBASE_TYPE ticks = xTaskGetTickCount();
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portTickType delay = *((portTickType *)pvParameters);
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portTickType delay = *((portTickType *)pvParameters);
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while(1) {
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while(1) {
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portENTER_CRITICAL();
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portENTER_CRITICAL();
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{
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{
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uart_print_str("vTask ");
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uart_print_str("vTask ");
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uart_print_int(delay);
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uart_print_int(delay);
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uart_print_str(" : ");
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uart_print_str(" : ");
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// uart_print_int(priority);
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// uart_print_int(priority);
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// uart_print_str(" , ");
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// uart_print_str(" , ");
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uart_print_int(ticks);
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uart_print_int(ticks);
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uart_print_str(" \n\r");
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uart_print_str(" \n\r");
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}
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}
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portEXIT_CRITICAL();
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portEXIT_CRITICAL();
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vTaskDelay(delay);
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vTaskDelay(delay);
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ticks = xTaskGetTickCount();
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ticks = xTaskGetTickCount();
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}
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}
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}
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}
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static void prvSetupHardware(void) {
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static void prvSetupHardware(void) {
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// UART controller use 25 Mhz Wishbone bus clock, define in board.h
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// UART controller use 25 Mhz Wishbone bus clock, define in board.h
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uart_init();
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uart_init(0);
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// Initialize internal Programmable Interrupt Controller
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// Initialize internal Programmable Interrupt Controller
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int_init();
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int_init();
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}
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}
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void vApplicationTickHook(void) {
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void vApplicationTickHook(void) {
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uart_print_str(".");
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uart_print_str(".");
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}
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}
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void vApplicationIdleHook(void) {
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void vApplicationIdleHook(void) {
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uart_print_str(" i ");
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uart_print_str(" i ");
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}
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}
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void vApplicationStackOverflowHook(xTaskHandle *pxTask, signed char *pcTaskName) {
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void vApplicationStackOverflowHook(xTaskHandle *pxTask, signed char *pcTaskName) {
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pxTask = pxTask;
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pxTask = pxTask;
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pcTaskName = pcTaskName;
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pcTaskName = pcTaskName;
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uart_print_str(" S \n\r");
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uart_print_str(" S \n\r");
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}
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}
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