main.c

S3C44B0X全套培训资料及源代码,ARM 并行口仿真器的使用.

#include"..\ucos-ii\includes.h"               /* uC/OS interface */
#include "..\inc\drv.h"
#include "..\ucos-ii\add\osaddition.h"
#include "..\inc\OSFile.h"
#include "..\inc\drv\Ustring.h"
#include <string.h>

///******************任务定义***************///

OS_STK Main_Stack[STACKSIZE*8]={0, };   //Main_Test_Task堆栈
void Main_Task(void *Id);             //Main_Test_Task
#define Main_Task_Prio     12

OS_STK Led_Flash_Stack[STACKSIZE]= {0, }; //LED闪烁任务堆栈
void Led_Flash_Task(void *Id);            //LED闪烁任务
#define Led_Flash_Prio           60

/**************已经定义的OS任务*************
#define Touch_Screen_Task_Prio		9
#define Main_Task_Prio     12
#define Key_Scan_Task_Prio      58
#define Lcd_Fresh_prio           59
#define Led_Flash_Prio           60

***************************************/////////



///*****************事件定义*****************///

OS_EVENT *Nand_Rw_Sem;                   //Nand_Flash读写控制权旗语
//and you can use it as folloeing:
//    Nand_Rw_Sem=OSSemCreate(1);        //创建Nand-Flash读写控制权旗语,初值为1满足互斥条件//
//    OSSemPend(Nand_Rw_Sem,0,&err);
//    OSSemPost(Nand_Rw_Sem);

OS_EVENT *Uart_Rw_Sem;                   //Uart读写控制权旗语
//and you can use it as folloeing:
//    Uart_Rw_Sem=OSSemCreate(1);        //创建Uart读写控制权旗语,初值为1满足互斥条件//
//    OSSemPend(Uart_Rw_Sem,0,&err);
//    OSSemPost(Uart_Rw_Sem);


//////////////////////////////////////////////////////////

void Led_Flash_Task(void *Id)//指示RTOS处于正常工作中
{
  unsigned char led_state;
  Uart_Printf(0,"\n10");
  for (;;)
  {
    Led_Display(led_state);
    led_state=~led_state;
    OSTimeDly(250);
  }
}//Led_Flash_Task

void initOSGUI()	//初始化操作系统的图形界面
{
	initOSMessage();
	initOSList();
	initOSDC();
	initOSCtrl();
	initOSFile();
}
/////////////////////////////////////////////////////
//                  Main function.                //
////////////////////////////////////////////////////

int Main(int argc, char **argv)
{

	ARMTargetInit();        // do target (uHAL based ARM system) initialisation //

	OSInit();               // needed by uC/OS-II //
	uHALr_ResetMMU();

	LCD_Init();             //初始化LCD模块
	LCD_printf("LCD initialization is OK\n");
	LCD_printf("320 x 240  Text Mode\n");

	LoadFont();
	LoadConfigSys();
	
  // create the tasks in uC/OS and assign increasing //
  // priorities to them so that Task3 at the end of  //
  // the pipeline has the highest priority.          //
	LCD_printf("Create task on uCOS-II...\n");
	OSTaskCreate(Main_Task,  (void *)0,  (OS_STK *)&Main_Stack[STACKSIZE*8-1],  Main_Task_Prio);// 1
	OSTaskCreate(Led_Flash_Task,  (void *)0,  (OS_STK *)&Led_Flash_Stack[STACKSIZE-1],  Led_Flash_Prio  );// 10

	OSAddTask_Init();
  
	LCD_printf("Starting uCOS-II...\n");
	LCD_printf("Entering graph mode...\n");
	LCD_ChangeMode(DspGraMode);

	initOSGUI();
	InitRtc();
	
	Nand_Rw_Sem=OSSemCreate(1);   //创建Nand-Flash读写控制权旗语,初值为1满足互斥条件//

	
	ARMTargetStart();       //Start the (uHAL based ARM system) system running //

	OSStart();              // start the game //

	// never reached //
	return 0;
}//main

//////////////////////////////////////////////////////////////////////////////////////////////////////////////////
PTextCtrl pTextCtrl;
#define ID_MainTextCtrl 101

void SetSysTime()
{
	U16* ptext=pTextCtrl->text;
	U32 tmp[3],i;
	structClock clock;

	for(i=0;i<3;i++){
		tmp[i]=0;
		while(*ptext && *ptext !=':'){
			tmp[i]<<=4;
			tmp[i]|=(*ptext)-'0';
			ptext++;
		}
		ptext++;
	}

	clock.hour=tmp[0];
	clock.minute=tmp[1];
	clock.second=tmp[2];

	Set_Rtc_Clock(&clock);
}


void CreateText()
{
	static char TimeKeyTable[]={'1','2','3',0,'4','5','6',0,'7','8','9',0,':','0','\b',0};

	structRECT rect;
	int i=0;
	U16 str[20];

	SetRect(&rect, 80,30,160,50);	//设置文本框
	pTextCtrl=CreateTextCtrl(ID_MainTextCtrl, &rect, FONTSIZE_MIDDLE, CTRL_STYLE_FRAME,TimeKeyTable,NULL);

	SetWndCtrlFocus(NULL,ID_MainTextCtrl);

	DrawTextCtrl(pTextCtrl);
	
}

U8 onKey(int nkey, int fnkey);

OS_EVENT *Rtc_Updata_Sem;//时钟更新控制权
OS_STK Rtc_Disp_Stack[STACKSIZE]={0, };   //Rtc_Disp_Task堆栈
void Rtc_Disp_Task(void *Id);             //Rtc_Disp_Task
#define Rtc_Disp_Task_Prio      14

void Main_Task(void *Id)             //Main_Test_Task
{
	POSMSG pMsg=0;

	ClearScreen();
	CreateText(); //创建文本框

	Rtc_Updata_Sem=OSSemCreate(1);
	OSTaskCreate(Rtc_Disp_Task,  (void *)0,  (OS_STK *)&Rtc_Disp_Stack[STACKSIZE-1],  Rtc_Disp_Task_Prio);	//5

	
	//消息循环
	for(;;){
		POS_Ctrl pCtrl;
		pMsg=WaitMessage(0);

		if(pMsg->pOSCtrl){
			if(pMsg->pOSCtrl->CtrlMsgCallBk)
				(*pMsg->pOSCtrl->CtrlMsgCallBk)(pMsg);
		}
		else{
			switch(pMsg->Message){
			case OSM_KEY:
				pCtrl=GetCtrlfromID(NULL, GetWndCtrlFocus(NULL));
				if(pCtrl->CtrlType==CTRLTYPE_WINDOW){
					if((((PWnd)pCtrl)->style&WND_STYLE_MODE)==WND_STYLE_MODE){
						//焦点是有模式窗口，消息直接传递过去
						OSOnSysMessage(pMsg);
						break;
					}
				}
				if(onKey(pMsg->WParam,pMsg->LParam) )
					break;
			default:
				OSOnSysMessage(pMsg);
				break;
			}
		}
		DeleteMessage(pMsg);
	}
}

U8 onKey(int nkey, int fnkey)
{
	PDC pdc;
	U16 str[20];
	static U8 input=FALSE;
	INT8U err;

	switch(nkey){
	case 11://OK
		if(!input){
			OSSemPend(Rtc_Updata_Sem, 0,&err);
			pTextCtrl->text[0]=0;  //清空文本框
			SetTextCtrlEdit(pTextCtrl, TRUE);
			DrawTextCtrl(pTextCtrl);
			input=TRUE;
		}
		else{
			SetTextCtrlEdit(pTextCtrl, FALSE);
			DrawTextCtrl(pTextCtrl);
			SetSysTime();
			input=FALSE;
			OSSemPost(Rtc_Updata_Sem);
		}
		return TRUE;
	case 15://Cancel
		if(input){
			SetTextCtrlEdit(pTextCtrl, FALSE);

			input=FALSE;

			OSSemPost(Rtc_Updata_Sem);
		}		
		return TRUE;
	}
	return FALSE;
}

////////////////////////////////////////////////////////////////
void Rtc_Disp_Task(void *Id) //时钟显示更新任务
{
	U16 strtime[10];
	INT8U err;
	
	for(;;){
		if(Rtc_IsTimeChange(RTC_SECOND_CHANGE)){//不需要更新显示
			OSSemPend(Rtc_Updata_Sem, 0,&err);
			Rtc_Format("%H:%I:%S",strtime);
			SetTextCtrlText(pTextCtrl, strtime,TRUE);
			OSSemPost(Rtc_Updata_Sem);
		}
		OSTimeDly(250);
	}
}