am29lv320db.c

在三星sjf2410基础上修改的jtag程序

#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#include "def.h"

#include "pin2410.h"
#include "Jtag.h"
#include "sjf2410.h"
#include "am29lv160db.h" 
 
#include "mem_rdwr.h"

#define TARGET_ADDR_29LV320     0x0  // nGCS0, 128MB area

#define _WR(addr,data)	MRW_Wr16QQ(addr<<1,data,0,0x3)
#define _RD(addr)	    MRW_Rd16Q(addr<<1,0,0x3)
#define _RESET()	    _WR(0x0,0xf0f0)
#define BADDR2WADDR(addr)   (addr>>1)  



static U32 srcAddress;
static U32 srcOffset;

static U32 targetAddress;
static U32 targetOffset;
static U32 targetSize;

static U32 sectorOffset;
static U32 sectorSize;
static U32 totalSize;

AM29lv320db_CheckId()
{
	U16 manId,devId;
	int	i;

    _RESET();
	
    _WR(0x555,0xaa);
    _WR(0x2aa,0x55);
    _WR(0x555,0x90);
    manId=_RD(0x0);

    _RESET();  
    _WR(0x555,0xaa);
    _WR(0x2aa,0x55);
    _WR(0x555,0x90);
    devId=_RD(0x1);

    _RESET();   

    printf("Manufacture ID(0x0001)=%4x, Device ID(0x227E)=%4X\n",manId,devId);

    if(manId == 0x1 && devId == 0x227E)
		return 1;
    else 
	{
		printf("\nID号不匹配，是否继续？(y/n)");
		i=getch();
		if( i=='y' || i=='Y' )
			return 1;
		else
			return 0;
	}
}


static void InputTargetOffset(void)
{
    printf("\nImage Size:0h~%xh\n",targetSize);
    printf("\nAvailable Target Offset:\n"); 
    printf("	 0x0, 0x2000,0x4000,0x6000,0x8000,\n 0xa000,0xc000,0xe000,0x10000,0x20000,0x30000,0x40000,0x50000,\n");
    printf("0x60000,0x70000,0x80000,0x90000,0xa0000,0xb0000,0xc0000,0xd0000,0xe0000\n");

    printf("Input target offset:");
    scanf("%x",&targetOffset);
}


static void AMGetSectorSizeb()
{
	sectorSize=0x10000;
	
	if(sectorOffset<0x10000){sectorSize=0x2000;}
    else sectorSize=0x10000;

    printf("SectorOffset=0x%x\n",sectorOffset);
    printf("SectorSize  =0x%x\n",sectorSize);
    printf("SectorOffset=0x%x\n",sectorOffset);
    printf("SectorSize  =0x%x\n",sectorSize);
}

void AM29lv320db_EraseSector(int targetAddr)
{
	printf("Sector Erase is started!\n");

    _RESET();

    _WR(0x555,0xaa);
    _WR(0x2aa,0x55);
    _WR(0x555,0x80);
    _WR(0x555,0xaa);
    _WR(0x2aa,0x55);
    _WR(BADDR2WADDR(targetAddr),0x30);
        
	_RESET();
}

int AM29lv320db_ProgFlash(U32 realAddr,U16 data)
{

		_WR(0x555,0xaa);
        _WR(0x2aa,0x55);
        _WR(0x555,0xa0);
        _WR(BADDR2WADDR(realAddr),data);
	    //return _WAIT(); //not needed at JTAG access
	    return 1;
}


void ProgramAM29lv320db(void)
{
	int i;
	clock_t start, finish;
	double  duration;

    printf("\n\n\n[AM29lv320db Writing Program]\n");
    MRW_JtagInit();

    printf("[Check AM29lv320db]\n");
    if(!AM29lv320db_CheckId())
    {
		printf("ID Check Error!!!\n");
		return;
    }
	
	targetSize=imageSize;

    srcAddress=(U32)malloc(targetSize+4);
    if(srcAddress==0)return;
    LoadImageFile((U8 *)srcAddress,targetSize);

    srcOffset=0;
    
    targetAddress=TARGET_ADDR_29LV320;
    InputTargetOffset();
    
    totalSize=0;
    sectorOffset=targetOffset;

    printf("\n");
	//AM29lv320db_ProgFlash(0x0,0x74);

	start = clock();
    while(totalSize<imageSize)
    {
        AMGetSectorSizeb(); //sectorSize is updated.

		printf("Erase the sector:0x%x.\n",targetAddress+sectorOffset);
    
		AM29lv320db_EraseSector(targetAddress+sectorOffset);

		printf("Start of the sector data writing.\n");
		
		_RESET();
		MyDelay(1000);
		for(i=0x0;i<sectorSize;i+=2) 
		{
			AM29lv320db_ProgFlash(targetAddress+sectorOffset+i,*( (U16 *)(srcAddress+srcOffset+i) )  );
			if((i%0x100)==0)		printf("%04X ",i);
			totalSize+=2;
			if(totalSize>=targetSize) break;

		}
		
		//AM29lv320db_ProgFlash(0x0,*( (U16 *)(srcAddress) ));
		finish=(clock()-start)/1000;
		printf("\nEnd of the sector data writing!!! \n\n");
		printf("已经写%d字节，用时 %ds,还要写%d字节，估计还要%ds\n\n",totalSize,finish,targetSize-totalSize,finish*(targetSize-totalSize)/totalSize);

		_RESET();
		sectorOffset+=sectorSize;
		srcOffset+=sectorSize;
    }
	finish = clock();
	duration = (double)(finish - start) / CLOCKS_PER_SEC;
	printf("总共用了%6.4f秒\n",duration);
}