main.c

ucos2.00版本在三星44b0上移植成功的源代码

#include "ucos-ii\includes.h"
#include "boot\44blib.h"


//**********************************************************
// THE MAIN FUNCTION BODY
//**********************************************************
#define	N_TASKS			5					// Number of tasks
#define	TASK_STK_SIZE	1024				// Stack size, in sizeof OS_STK, or int 32bit

OS_STK	TaskStk[N_TASKS][TASK_STK_SIZE];	// Tasks stacks

void Task1(void *); 
void Task2(void *);
void Task3(void *); 

void Main( )
{
	int	task_1 = 0, task_2 = 1,task_3 =2; 

	//ChangePllValue(88, 6, 1);
	Port_Init();  
	Uart_Init(0, 115200);   
	
	Uart_Printf("\n\r\n\r ### Main Starts !\n\r\n\r");

    ARMTargetInit();
	OSInit();
	OSTaskCreate(Task1, &task_1, &TaskStk[0][TASK_STK_SIZE-1], 4);
	OSTaskCreate(Task2, &task_2, &TaskStk[1][TASK_STK_SIZE-1], 5);
	OSTaskCreate(Task3, &task_3, &TaskStk[2][TASK_STK_SIZE-1], 6);
	OSStart();
	
	//return 0;
}

void Task1(void * pParam)
{
	Uart_Printf(" @@@ Task1 will starts time ticker !\n");
	ARMTargetStart();

	// enable Ticker
	//TimeTickInit(); xjq 07-4-23
	
	while(1)	
	{
		OS_ENTER_CRITICAL();
		Uart_Printf( "					@@@\n\r\n\r");
		Uart_Printf( "					@@@  task 1 running ... \n\r\n\r" );
		Uart_Printf( "					@@@     Q__Q    \n\r\n\r" );
		Uart_Printf( "					@@@    /____\\   \n\r\n\r" );
		Uart_Printf( "					@@@    \\____/   \n\r\n\r" );
		Uart_Printf( "					@@@     /\\/\\    \n\r\n\r" );
		Uart_Printf( "					@@@  __(\\\\//)__ \n\r\n\r" );
		Uart_Printf( "					@@@  >__/w w\\__< \n\r\n\r" );
		Uart_Printf( "					@@@\n\r\n\r" );
		Uart_Printf( "					@@@  go to sleep 2 seconds\n\r\n\r" );
		Uart_Printf( "					@@@\n\r\n\r" );
		OS_EXIT_CRITICAL();
		OSTimeDlyHMSM(0,0,1,0);
	}

}

void Task2(void * pParam)
{
	while(1)	
	{
		OS_ENTER_CRITICAL();
		Uart_Printf( "+++ \n\r\n\r" );
		Uart_Printf( "+++  task 2 running ... \n\r\n\r" );
		Uart_Printf( "+++  ╭︿︿︿╮ \n\r\n\r" );
		Uart_Printf( "+++ {/　o　o　\\} \n\r\n\r" );
		Uart_Printf( "+++  (　(oo)　) \n\r\n\r" );
		Uart_Printf( "+++      ︶ \n\r\n\r" );
		Uart_Printf( "+++ \n\r\n\r" );
		Uart_Printf( "+++  go to sleep 3 seconds\n\r\n\r" );
		Uart_Printf( "+++ \n\r\n\r" );
		OS_EXIT_CRITICAL();
		OSTimeDlyHMSM(0,0,2,0);
	}
}


void Task3(void * pParam)
{
	while(1)	
	{
		OS_ENTER_CRITICAL();
		Uart_Printf( "\n\r\n\r                                                      This is task 3!" );
		Uart_Printf( "\n\r\n\r                                                      Goto sleep 5 seconds...............\n\r\n\r" );
		OS_EXIT_CRITICAL();
		OSTimeDlyHMSM(0,0,5,0);
	}
}