44btest.c

ucOS－II到S3C44B0的移植源代码

#include <stdlib.h>
#include <string.h>
#include	"..\ucos_ii\ucos_ii.h"  /* uC/OS interface */
#include "..\inc\option.h"
#include "..\inc\44b.h"
#include "..\inc\44blib.h"
#include "..\inc\def.h"
#include	"../inc/target.h"

//#include "..\inc\cache.h"
//#include "..\inc\lcd.h"
//#include "..\inc\lcdlib.h"
//#include "..\inc\glib.h"
//#include "..\inc\clcd.h"
//#include "..\inc\adc.h"
//#include "..\inc\uart.h"
//#include "..\inc\power.h"
//#include "..\inc\dma.h"
#include "..\inc\timer.h"
//#include "..\inc\sio.h"
//#include "..\inc\rtc.h"
//#include "..\inc\etc.h"
//#include "..\inc\iic.h"
//#include "..\inc\eint.h"
//#include "..\inc\flash.h"
//#include "..\inc\iis.h"
//#include "..\inc\stop.h"
//#include "..\inc\idle.h"
//#include "..\inc\extdma.h"
//#include "..\inc\nwait.h"
//#include "..\inc\Am29f800.h"

//task stack size
#ifdef SEMIHOSTED
	#define	TASK_STACK_SIZE	(SEMIHOSTED_STACK_NEEDS+64)
#else
	#define		TASK_STACK_SIZE	10*1024
#endif
/* Global Variable */
#define STACKSIZE 64
unsigned int Stack1[STACKSIZE];
unsigned int Stack2[STACKSIZE];
unsigned int Stack3[STACKSIZE];
unsigned int StackMain[STACKSIZE];

void AutoTest(void);
void Isr_Init(void);
void HaltUndef(void);
void HaltSwi(void);
void HaltPabort(void);
void HaltDabort(void);

//***************************************************************************
extern char Image$$RO$$Limit[];
extern char Image$$RO$$Base[];
extern char Image$$RW$$Limit[];
extern char Image$$RW$$Base[];
extern char Image$$ZI$$Limit[];
extern char Image$$ZI$$Base[];
//***************************************************************************
void Task1(void *Id)
{
	for(;;)
	{
		Uart_SendByte('1');
		OSTimeDly(1000);
	}
}

void Task2(void *Id)
{
	for(;;)
	{
		Uart_SendByte('2');
		OSTimeDly(600);
	}
}

void Task3(void *Id)
{
	for(;;)
	{
		Uart_SendByte('3');
		OSTimeDly(300);
	}
}
/***************************************************************************/
void TaskStart(void *i)
{
	char Id1 = '1';
	char Id2 = '2';
	char Id3 = '3';	
	ARMStartTimer();
	OSStatInit();
	
	OSTaskCreate(Task1, (void *)&Id1, &Stack1[STACKSIZE - 1], 5);
	OSTaskCreate(Task2, (void *)&Id2, &Stack2[STACKSIZE - 1], 6);
	OSTaskCreate(Task3, (void *)&Id3, &Stack3[STACKSIZE - 1], 7);
   	OSTaskDel(OS_PRIO_SELF);
}
/****************************************************************************
【功能说明】
****************************************************************************/
void About( void )
{
    Uart_Printf( "\n" );
    Uart_Printf( "**********************************************************************\n" ) ;
	Uart_Printf( "\tS3C44B0X demo开发板\n" );
	Uart_Printf( "\t   NEU-INFO\n\n" );

    Uart_Printf( "\t Image$$RO$$Base  = %x\n", Image$$RO$$Base );
	Uart_Printf( "\t Image$$RO$$Limit = %x\n", Image$$RO$$Limit );
	Uart_Printf( "\t Image$$RW$$Base  = %x\n", Image$$RW$$Base );
	Uart_Printf( "\t Image$$RW$$Limit = %x\n", Image$$RW$$Limit );
    Uart_Printf( "\t Image$$ZI$$Base  = %x\n", Image$$ZI$$Base );
    Uart_Printf( "\t Image$$ZI$$Limit = %x\n", Image$$ZI$$Limit );
    Uart_Printf( "**********************************************************************\n" ) ;
    Uart_Printf( "\n" );
    Uart_Printf("\t★NEU-INFO S3C44B0X-BootLoader★\n");
	Uart_Printf("\t\tBy Sun Hefei  2006.07.28\n");

}
//***************************************************************************


void Main(void)
{
	ARMTargetInit();

    Timer_PWM_Led();		//LED输出PWM信号

    //ChangePllValue( 24, 2, 1 );		//修改系统主频为4倍频
    //系统晶振为8MHz，4倍频系统运行在32MHz
	About() ;		//输出测试程序相关信息
	

	//Uart_Printf("Now uC/OS II is running..................................\n");

    //Isr_Init();
    OSInit();
    OSTimeSet(0);
    Delay(5);
    //OSTaskCreate(Task1, (void *)0, &Stack1[STACKSIZE - 1], 5);
	//OSTaskCreate(Task2, (void *)0, &Stack2[STACKSIZE - 1], 6);
	//OSTaskCreate(Task3, (void *)0, &Stack3[STACKSIZE - 1], 7);

	OSTaskCreate(TaskStart,(void *)0, &StackMain[STACKSIZE - 1], 1);
   
	/* Start the  system running */
	ARMTargetStart();
    /* start the system */
	OSStart();
    /* never reached */
}



void Isr_Init(void)
{
    pISR_UNDEF=(unsigned)HaltUndef;
    pISR_SWI  =(unsigned)HaltSwi;
    pISR_PABORT=(unsigned)HaltPabort;
    pISR_DABORT=(unsigned)HaltDabort;

    //rINTCON=0x1;	  // Vectored Int. IRQ enable,FIQ disable    
    rINTCON=0x5;	  // Non-vectored,IRQ enable,FIQ disable    

    rINTMOD=0x0;	  // All=IRQ mode
    rINTMSK=BIT_GLOBAL;	  // All interrupt is masked.
}

void HaltUndef(void)
{
    Uart_Printf("Undefined instruction exception!!!\n");
    while(1)
    {
    	Led_Set( 0x00 )	;		//
    	Delay(500) ;		//
    	Led_Set( 0x0f )	;		//
    	Delay(500) ;		//
    }
}

void HaltSwi(void)
{
    Uart_Printf("SWI exception!!!\n");
    while(1)
    {
    	Led_Set( 0x00 )	;		//
    	Delay(500) ;		//
    	Led_Set( 0x0f )	;		//
    	Delay(500) ;		//
    }
}

void HaltPabort(void)
{
    Uart_Printf("Pabort exception!!!\n");
    while(1)
    {
    	Led_Set( 0x00 )	;		//
    	Delay(500) ;		//
    	Led_Set( 0x0f )	;		//
    	Delay(500) ;		//
    }
}

void HaltDabort(void)
{
    Uart_Printf("Dabort exception!!!\n");
    while(1)
    {
    	Led_Set( 0x00 )	;		//
    	Delay(500) ;		//
    	Led_Set( 0x0f )	;		//
    	Delay(500) ;		//
    }
}