2410loader_bak.c

2410 bios文件,基本功能的驱动及测试代码

/************************************************
 * NAME    : 2410loader.C			*
 * DESC    : 					*
 * History : 2002.02.25 ver 0.0			*
************************************************/

#include <stdlib.h>
#include <string.h>
#include "option.h"
#include "def.h"
#include "2410addr.h"
#include "2410slib.h"
#include "2410addr.h"
#include "k9s1208.h"

#define DOWNLOAD_ADDRESS _RAM_STARTADDRESS
#define LED_ON	0xa
#define LED_OFF	0x0

void (*run)(void)=(void (*)(void))(DOWNLOAD_ADDRESS+0x200000);
void Port_Init(void);
void Led_Display(int);
void Delay(int);

volatile unsigned char *downPt;


void Main(void)
{
    int i,j,k;

    MMU_EnableICache();
#if ADS10   
    __rt_lib_init(); //for ADS 1.0
#endif

    ChangeClockDivider(1,1);	    // 1:2:4

    ChangeMPllValue(0x5c,0x4,0x0);  //Fin=12MHz FCLK=200MHz
//    ChangeMPllValue(0x70,0x4,0x1);  //Fin=12MHz FCLK=120MHz
//    ChangeMPllValue(0x52,0x4,0x0);  //Fin=12MHz FCLK=180MHz
    
    Port_Init();

    //Uart_Init(PCLK, 115200);
    //Uart_SendString("[S3C2410 Nand boot loader...]\n");
    downPt=(unsigned char *)DOWNLOAD_ADDRESS+0x200000;

    NF_Init();

    Led_Display(LED_OFF);
    //for(j=1;j<=13;j++)	    // Read 1~13 block(208KB) for test
    for(j=1;j<=808;j++)	    // Read 1~807 block(13635072B) for WinCE image
//    k=0;
//    j=1;
//    while(1)	    // Read 1~807 block(13635072B) for WinCE image
    {
//	if(NF_IsBadBlock(j))
//	    j++;
//	j++;
	for(i=0;i<32;i++)   // Read 32 page
	{
	    if(!NF_ReadPage(j, i, (U8 *)downPt))  //(U32 block,U32 page,U8 *buffer)
	    {		
		//Uart_SendString("Loading error!!!\n");
		Led_Display(0x8);
	    }
	    else
	    {
		downPt += 512;
		//Uart_SendString(".");
	    }
	}
//	k++;
//	if(k==807)
//	{
    }
	    Led_Display(LED_ON);
	    run();
//	}
}