Jflash-s3c2440

#include <stdio.h> #include "pin2440.h" #include "jtag.h" #include "K9F2G08.h" #include "sjf.h" //#include "def.h" #define BAD_CHECK (0) //是否进行坏块检查 0：否 1：是 #define ECC_CHECK (0) // 是否进行ECC检查 0：否 1：是 //*************** JTAG dependent functions *************** void K9F2G08_JtagInit(void); static void NF_CMD(U8 cmd); static void NF_ADDR(U8 addr); static void NF_nFCE_L(void); static void NF_nFCE_H(void); static U8 NF_RDDATA(void); static void NF_WRDATA(U8 data); static void NF_WAITRB(void); //*************** H/W dependent functions *************** static U16 NF_CheckId(void); static int NF_EraseBlock(U32 blockNum); static int NF_ReadPage(U32 block,U32 page,U8 *buffer,U8 *spareBuf); static int NF_WritePage(U32 block,U32 page,U8 *buffer,U8 *spareBuf); //buffer size is 512 bytes static int NF_IsBadBlock(U32 block); static int NF_MarkBadBlock(U32 block); static void NF_Reset(void); static void NF_Init(void); //******************************************************* void K9F2G08_PrintBlock(void); void K9F2G08_Program(void); int tmp; U32 imageSize; static U32 targetBlock; //要烧录的块 static U32 targetPage; //要烧录的页 static U32 targetSize; //bin文件的大小 static U8 blockBuf[0x20000]; static U8 pageBuf[0x800]; //pageBuf占2K字节 static char *function[][2]= { (void *)K9F2G08_Program, "K9F2G08 Program ", (void *)K9F2G08_PrintBlock, "K9F2G08 Print page ", (void *)1, "Exit ", 0,0 }; void K9F2G08_Menu(void) { int i; U16 id; printf("\n[K9F2G08 NAND Flash JTAG Programmer]\n"); K9F2G08_JtagInit(); NF_Init(); id=NF_CheckId(); if(id!=K9F2G08_ID) { printf("ERROR: K9F2G08 is not detected. Detected ID=0x%x.\n",id); return; } else { printf("\nK9F2G08 is detected. ID=0x%x\n",id); } while(1) { i=0; while(1) { //display menu printf("%2d:%s",i,function[i][1]); i++; if((int)(function[i][0])==0) { printf("\n"); break; } if((i%4)==0) printf("\n"); } printf("\nSelect the function to test :\n >"); tmp = scanf("%d",&i); switch(i) { case 0: K9F2G08_Program();break; case 1: K9F2G08_PrintBlock();break; case 2: return; //Exit menu default:break; } } } void K9F2G08_Program(void) { int i; int BlockNum = 0; //表示要占用的块数 int PageNum = 0; int programError=0; U32 blockIndex; int noLoad=0; int imagefile; int page_num = 1; char f_name[30]; U32 progSize=0; U8 spareBuf[64]= { 0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff }; U8 *srcPt; //srcPt 指向blockBuf printf("\n[SMC(K9F2G08U0A) NAND Flash Writing Program]\n"); inputfile: printf("Input file name:\n >"); tmp = scanf("%s",f_name); //filename = f_name; tmp = OpenImageFile(f_name); if(!tmp) goto inputfile; BlockNum = ((imageSize+0x20000-1)/0x20000); //表示要占用的块数,BlockNum>=1 PageNum = ((imageSize-0x20000*(BlockNum-1))+0x800-1)/0x800; printf("Source size:0x00B~0x%xB\n",imageSize-1); printf("It will use "); if(BlockNum >1) printf("%d block(s) and %d page(s)",BlockNum-1,PageNum); else printf("only %d page(s)",PageNum); printf("\nAvailable target block number: 0~2047\n"); printf("Input target block number:\n >"); tmp = scanf("%d",&targetBlock); printf("\nAvailable target page number: 0~63\n"); printf("Input target page number:\n >"); tmp = scanf("%d",&targetPage); //targetPage表示当前要操作（写）的页 printf("\n"); printf("target start block number = %d\n",targetBlock); printf("target size (128kB/block) = %d\n",BlockNum); blockIndex = targetBlock; printf("start flashing...\n"); while(BlockNum>=1) { if(noLoad==0) //noLoad 表示的是 blockBuf 中是否有导入数据， { imagefile = LoadImageFile(blockBuf,0x20000); // 读1block，imagefile中存储了文件的实际字节数 noLoad=1; //表示 blockBuf中有了数据 srcPt=blockBuf; } tmp = NF_EraseBlock(blockIndex); if(!tmp && blockIndex != 0) { blockIndex++; //如果当前要写的块是坏的 且 不是第零块，则 blockIndex 加1 noLoad=1; continue; } //确定了当前块是好块，则开始写页，如下 while(targetPage<64) { /* if(NF_IsBadBlock(blockIndex) && blockIndex!= 0 ) // 1:bad 0:good { //blockIndex++; // for next block noLoad=1; continue; } */ tmp = NF_WritePage(blockIndex,targetPage,srcPt,NULL); if (!tmp) { programError=1; break; } targetPage++; srcPt+=2048; } if (programError == 1) { noLoad=1; blockIndex ++; programError=0; continue; } BlockNum--; blockIndex ++; noLoad = 0; targetPage=0; progSize+=0x20000; if(progSize>=imageSize) break; // Exit while loop } printf("end\n"); } void K9F2G08_PrintBlock(void) //输出一页的内容 { int i; U16 id; U32 block,page; U8 buffer[2048+64]; //buffer用来存储读出的一页的数据 printf("\n[SMC(K9F2G08) NAND Flash block read]\n"); NF_Init(); printf("Input target block number(0 ~ 2047):\n >"); tmp = scanf("%d",&block); printf("Input target page number(0 ~ 63 ):\n >"); tmp = scanf("%d",&page); NF_ReadPage(block,page,buffer,buffer+2048); // buffer指向缓冲区首地址，buffer偏移2048后指向64位的额外空间的首地址 printf("block=%d,page=%d:",block,page); for(i=0;i<2048;i++) { if(i%16==0) printf("\n%6dB:",i); printf("%02x ",buffer[i]); } printf("\n\n All:%08d\n",i); for(i=2048;i<2048+64;i++) { if(i%16==0) printf("\n%6dB:",i); printf("%02x ",buffer[i]); } printf("\n\n End:%dB\n\n",i); } //************************************************* //************************************************* //** H/W dependent functions ** //************************************************* //************************************************* // NAND Flash Memory Commands #define READ_ID (0x90) #define RESET (0xFF) #define READ_1 (0x00) #define READ_2 (0x50) #define PAGE_PROGRAM_1 (0x80) #define PAGE_PROGRAM_2 (0x10) #define BLOCK_ERASE_1 (0x60) #define BLOCK_ERASE_2 (0xD0) #define READ_STATUS (0x70) // block0: reserved for boot strap // block1~4095: used for OS image // badblock SE: xx xx xx xx xx 00 .... // good block SE: ECC0 ECC1 ECC2 FF FF FF .... #define WRITEVERIFY (0) //verifing is enable at writing. /* #define NF_CMD(cmd) {rNFCMD=cmd;} #define NF_ADDR(addr) {rNFADDR=addr;} #define NF_nFCE_L() {rNFCONF&=~(1<<11);} #define NF_nFCE_H() {rNFCONF|=(1<<11);} #define NF_RSTECC() {rNFCONF|=(1<<12);} #define NF_RDDATA() (rNFDATA) #define NF_WRDATA(data) {rNFDATA=data;} #define NF_WAITRB() {while(!(rNFSTAT&(1<<0)));} //wait tWB and check F_RNB pin. */ static U8 seBuf[64]= { 0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff }; // 1block=(2k+16)bytes x 64pages // 2048blocks // A[28:18][17:12] // block page static int NF_EraseBlock(U32 block) { U32 blockPage=(block<<6);