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/*************************************************************************\
* Copyright (C) <2001> <AJ Erasmus>
* antone@sentechsa.com
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
\*************************************************************************/
/********************************************************************\
* $Id: parse.c,v 1.3 2005/03/23 21:03:49 anton Exp $
* $Log: parse.c,v $
* Revision 1.3 2005/03/23 21:03:49 anton
* Added GPL License to source files
*
* Revision 1.2 2003/09/27 19:21:59 anton
* Added support for Linux compile
*
* Revision 1.1.1.1 2003/09/24 15:35:57 anton
* Initial import into CVS
*
\********************************************************************/
#include <stdlib.h>
#include <stdio.h>
#include <ctype.h>
#include <string.h>
#include "fuse.h"
#define PARSE_M
#include "parse.h"
#undef PARSE_M
const char *gToken[]={
"M103C:",
"WDTON:",
"OCDEN:",
"JTAGEN:",
"SPIEN:",
"CKOPT:",
"EESAVE:",
"BOOTSIZE:",
"BOOTRST:",
"BODLEVEL:",
"BODEN:",
"SUT:",
"CKSEL:",
"BLB0:",
"BLB1:",
"LB:",
"M161C:",
"CKDIV8:",
"CKOUT:",
"HWBE:",
"RESETDIS:",
NULL
};
#define TokenM103C 0
#define TokenWDTON 1
#define TokenOCDEN 2
#define TokenJTAGEN 3
#define TokenSPIEN 4
#define TokenCKOPT 5
#define TokenEESAVE 6
#define TokenBOOTSIZE 7
#define TokenBOOTRST 8
#define TokenBODLEVEL 9
#define TokenBODEN 10
#define TokenSUT 11
#define TokenCKSEL 12
#define TokenBLB0 13
#define TokenBLB1 14
#define TokenLB 15
#define TokenM161C 16
#define TokenCKDIV8 17
#define TokenCKOUT 18
#define TokenHWBE 19
#define TokenRESETDIS 20
#define TokenNone 21
/********************************************************************\
* *
* Returns 0 on Failure *
* *
\********************************************************************/
int GetParamInfo(void)
{
unsigned char c;
unsigned char Buffer[40];
char restart=1;
unsigned char EventNum=0,Index=0;
int Token,TokenOld;
unsigned long DataCount;
int tmp;
char fname[256];
strncpy(fname,gFuseName,250);
gFuseFile=fopen(fname,"rb");
if(gFuseFile==NULL)
{
strcat(fname,".fus");
gFuseFile=fopen(fname,"rb");
if (!gFuseFile)
{
printf("Error Opening Fuse File: %s or %s\n",gFuseName, fname);
return(0); /* Failure */
}
}
printf("Reading Fuse Data from %s\n",fname);
gLockByteUpdated=0;
DataCount=0;
TokenOld=TokenNone;
do
{
if(!feof(gFuseFile))
{
switch(EventNum)
{
case 0: /* Start */
restart=1;
Index=0;
EventNum=1;
break;
case 1: /* Looking for token */
c=fgetc(gFuseFile);
if(!isspace(c))
{
if(c==';') /* Start of comment */
{
EventNum=4;
}
else
{
Buffer[Index++]=c;
EventNum=2;
}
}
break;
case 2: /* Reading Token */
c=fgetc(gFuseFile);
if(isspace(c))
{
if(c!=' ')
{
EventNum=3;
Buffer[Index]=0;
}
else
{
Buffer[Index++]=c;
}
}
else
{
Buffer[Index++]=c;
if(c==':') /* End of Token char */
{
EventNum=3;
Buffer[Index]=0;
}
if(Index>30)
restart=0;
}
break;
case 3: /* Token in Buffer */
Token=Tokenize(Buffer);
DataCount++;
switch(Token)
{
case TokenM103C:
break;
case TokenWDTON:
break;
case TokenOCDEN:
break;
case TokenJTAGEN:
break;
case TokenSPIEN:
break;
case TokenCKOPT:
break;
case TokenEESAVE:
break;
case TokenBOOTSIZE:
break;
case TokenBOOTRST:
break;
case TokenBODLEVEL:
break;
case TokenBODEN:
break;
case TokenSUT:
break;
case TokenCKSEL:
break;
case TokenM161C:
break;
case TokenCKDIV8:
break;
case TokenCKOUT:
break;
case TokenHWBE:
break;
case TokenRESETDIS:
break;
case TokenNone:
/* printf("%s >>%s<<\n",gToken[TokenOld],Buffer); */
switch(TokenOld)
{
case TokenM103C:
sscanf((const char*)Buffer,"%i",&tmp);
gFuseBitsAll.M103C=tmp;
break;
case TokenWDTON:
sscanf((const char*)Buffer,"%i",&tmp);
gFuseBitsAll.WDTON=tmp;
break;
case TokenOCDEN:
sscanf((const char*)Buffer,"%i",&tmp);
gFuseBitsAll.OCDEN=tmp;
break;
case TokenJTAGEN:
sscanf((const char*)Buffer,"%i",&tmp);
gFuseBitsAll.JTAGEN=tmp;
break;
case TokenSPIEN:
sscanf((const char*)Buffer,"%i",&tmp);
gFuseBitsAll.SPIEN=tmp;
break;
case TokenCKOPT:
sscanf((const char*)Buffer,"%i",&tmp);
gFuseBitsAll.CKOPT=tmp;
break;
case TokenEESAVE:
sscanf((const char*)Buffer,"%i",&tmp);
gFuseBitsAll.EESAVE=tmp;
break;
case TokenBOOTSIZE:
sscanf((const char*)Buffer,"%i",&tmp);
gFuseBitsAll.BOOTSIZE=tmp;
break;
case TokenBOOTRST:
sscanf((const char*)Buffer,"%i",&tmp);
gFuseBitsAll.BOOTRST=tmp;
break;
case TokenBODLEVEL:
sscanf((const char*)Buffer,"%i",&tmp);
gFuseBitsAll.BODLEVEL=tmp;
break;
case TokenBODEN:
sscanf((const char*)Buffer,"%i",&tmp);
gFuseBitsAll.BODEN=tmp;
break;
case TokenSUT:
sscanf((const char*)Buffer,"%i",&tmp);
gFuseBitsAll.SUT=tmp;
break;
case TokenCKSEL:
sscanf((const char*)Buffer,"%i",&tmp);
gFuseBitsAll.CKSEL=tmp;
break;
case TokenBLB0:
sscanf((const char*)Buffer,"%i",&tmp);
gLockBitsAll.BLB0=tmp;
gLockByteUpdated=1;
break;
case TokenBLB1:
sscanf((const char*)Buffer,"%i",&tmp);
gLockBitsAll.BLB1=tmp;
gLockByteUpdated=1;
break;
case TokenLB:
sscanf((const char*)Buffer,"%i",&tmp);
gLockBitsAll.LB=tmp;
gLockByteUpdated=1;
break;
case TokenM161C:
sscanf((const char*)Buffer,"%i",&tmp);
gFuseBitsAll.M161C=tmp;
break;
case TokenCKDIV8:
sscanf((const char*)Buffer,"%i",&tmp);
gFuseBitsAll.CKDIV8=tmp;
break;
case TokenCKOUT:
sscanf((const char*)Buffer,"%i",&tmp);
gFuseBitsAll.CKOUT=tmp;
break;
case TokenHWBE:
sscanf((const char*)Buffer,"%i",&tmp);
gFuseBitsAll.HWBE=tmp;
break;
case TokenRESETDIS:
sscanf((const char*)Buffer,"%i",&tmp);
gFuseBitsAll.RESETDIS=tmp;
break;
}
break;
}
EventNum=1;
Index=0;
TokenOld=Token;
break;
case 4: /* Skipping Comment */
c=fgetc(gFuseFile);
if((c=='\r') || (c=='\n')) /* End of comment */
{
Index=0;
EventNum=1;
}
break;
}
}
else
{
restart=0;
}
}
while(restart);
fclose(gFuseFile);
return(DataCount);
}
#if defined(__unix__) || defined(__MACH__)
#define stricmp strcasecmp
#endif
int Tokenize(unsigned char *buffer)
{
int i;
i=0;
while(gToken[i])
{
if(!stricmp((const char*)gToken[i],(const char*)buffer))
return(i);
i++;
}
return(i);
}
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