main.c

Embest S3CEB2410驱动例程源代码。

#include "..\common\option.h"
#include "..\common\def.h"
#include "..\common\2410addr.h"
#include "..\common\2410slib.h"
#include "..\common\2410lib.h"
#include "..\common\2410addr.h"
//#include "..\common\k9s1208.h"
#include "..\common\register.h"
#include "..\common\LCD.h"
#include "..\common\LCDlib.h"

#define DOWNLOAD_ADDRESS _RAM_STARTADDRESS
#define BOOT_IMAGE_SIZE 5 
#define MEM_OFFSET    0x01000000

void (*run)(void)=(void (*)(void))(DOWNLOAD_ADDRESS+MEM_OFFSET);
void Port_Init(void);
void Led_Display(int);
void Delay(int);
void _Link(void);
void MemoryTest(void);

volatile unsigned char *downPt;

void Main(int argc,char **argv)
{
	int i,j;
	char status=0;
	char *p;
	downPt=(unsigned char *)(DOWNLOAD_ADDRESS+MEM_OFFSET);

	//MMU_EnableICache();
	//MMU_EnableDCache();
	MMU_DisableICache();
	MMU_DisableDCache();

	ChangeClockDivider(1,1);	    // 1:2:4
	ChangeMPllValue(M_MDIV,M_PDIV,M_SDIV);  //Fin=12MHz FCLK=200MHz
	Port_Init();
	Uart_Select(0);
	Uart_Init(PCLK, 115200);

    //_Link();
    
	MemoryTest();

	/*********************************************************
	 *  on(led1) -> on(led2) -> on(led3) -> on(led4)
	 ********************************************************/
	Embest();
	Uart_SendString("\n\n S3C2410 Test in Embest IDE for ARM toolkets. \n");
	Uart_SendString(  "  UART Send OK! \n ");



    while(1)
     {
       if(status<5) status +=1;
       else status =1;
       Led_Display(status);
       for(i=0;i<55500;i++)
        {;}
       for(i=0;i<55500;i++)
        {;}
        
      }
      
 }

void MemoryTest(void)
{
    int i;
    U32 data;
    int memError=0;
    U32 *pt;
    
    //
    // memory test
    //
    Uart_Printf("Memory Test(%xh-%xh):WR",_RAM_STARTADDRESS,(_ISR_STARTADDRESS&0xfff0000));

    pt=(U32 *)_RAM_STARTADDRESS;
    while((U32)pt<(_ISR_STARTADDRESS&0xffff0000))
    {
	*pt=(U32)pt;
	pt++;
    }

    Uart_Printf("\b\bRD");
    pt=(U32 *)_RAM_STARTADDRESS;
	
    while((U32)pt<(_ISR_STARTADDRESS&0xffff0000))
    {
	data=*pt;
	if(data!=(U32)pt)
	{
	    memError=1;
	    Uart_Printf("\b\bFAIL:0x%x=0x%x\n",i,data);
	    break;
	}
	pt++;
    }

    if(memError==0)Uart_Printf("\b\bO.K.\n");
}