/****************************************************************************///// FLASH burnning functions used in burn.c// Created by Strong Embeded Studio//         www.8800.org// If there are any concerns on the code// go to www.8800.org for discussion///****************************************************************************/typedef int  uint; //// Change the type here////#define type       F39SST160#define   type       F29LV160T#define F39SST160   100#define F29LV160T   101// // Define the FLASH sector structure//static uint SecData[] = {//// 29LV160T//  F29LV160T, 0x000,  0x004000, 0x001,  0x002000, 0x002,  0x008000, 0x001,  0x010000, 0x01F,//// 39SST160//  F39SST160, 0x000,  0x001000, 0x200,//// End//  0x000000, 0x000};//// Get the sector index from the offset//uint GetIndex(uint offset){  if (type == F39SST160) {    return ((offset)/(0x1000));  } else {    if (offset < 0x4000)      return 0;    else if (offset < 0x6000)      return 1;    else if (offset < 0x8000)      return 2;    else if (offset < 0x10000)       return 3;      else {      return ((offset - 0x10000)/0x10000) + 4;    }  }  return 0;}//////uint  GetSecAddr(uint index){  uint i;  uint sec;  uint addr;    addr = 0;  i    = 0;  sec  = 0;  while (SecData[i]) {    if (SecData[i]==type && SecData[i+1]==0) {      i += 2;	    while (SecData[i+1]) {		    sec += SecData[i+1];		    addr+= (SecData[i] * SecData[i+1]);		    if (sec > index) {			    addr -= (SecData[i] * (sec - index));			    return addr;		    }		    i += 2;	    }	    return 0;	  } else {	    i += 2;	    continue;  	}  }  return 0;}#define FLASHBASEADDR 0uint WriteSector(int index,char *data_buffer){	volatile unsigned short *Dest;	volatile unsigned short *Org;	uint     len=0,i;			len       = GetSecAddr(index+1)-GetSecAddr(index);	Org       = (volatile unsigned short *)data_buffer;	Dest      = (volatile unsigned short *)(FLASHBASEADDR+GetSecAddr(index));	*(volatile unsigned short *)(0x0000AAAA)=0xAAAA;	*(volatile unsigned short *)(0x00005554)=0x5555;	*(volatile unsigned short *)(0x0000AAAA)=0x8080;	*(volatile unsigned short *)(0x0000AAAA)=0xAAAA;	*(volatile unsigned short *)(0x00005554)=0x5555;	*Dest                 =0x3030;	while ((*Dest)!=0xFFFF);		if (!data_buffer) return 0;		for (i=0;i<len/2;i++)	{	  *(volatile unsigned  short *)(0x0000AAAA)=0xAAAA;	  *(volatile unsigned  short *)(0x00005554)=0x5555;	  *(volatile unsigned  short *)(0x0000AAAA)=0xA0A0;		*(Dest+i)=*(Org+i);		while ((*(Dest+i))!=(*(Org+i)));	}	  for (i=0;i<len/2;i++)  {   	if ((*(Dest+i))!=(*(Org+i)))    	{   		return 0;   	}  }		return len;}