diff options
Diffstat (limited to 'target/linux/ar7-2.4/image/src/srec2bin.c')
| -rw-r--r-- | target/linux/ar7-2.4/image/src/srec2bin.c | 523 |
1 files changed, 0 insertions, 523 deletions
diff --git a/target/linux/ar7-2.4/image/src/srec2bin.c b/target/linux/ar7-2.4/image/src/srec2bin.c deleted file mode 100644 index 0eb8b2023a..0000000000 --- a/target/linux/ar7-2.4/image/src/srec2bin.c +++ /dev/null @@ -1,523 +0,0 @@ -#include <stdio.h> -#include <ctype.h> - -//Rev 0.1 Original -// 8 Jan 2001 MJH Added code to write data to Binary file -// note: outputfile is name.bin, where name is first part -// of input file. ie tmp.rec -> tmp.bin -// -// srec2bin <input SREC file> <Output Binary File> <If Present, Big Endian> -// -// TAG -// bit32u TAG_BIG = 0xDEADBE42; -// bit32u TAG_LITTLE = 0xFEEDFA42; -// -// File Structure -// -// TAG : 32 Bits -// [DATA RECORDS] -// -// Data Records Structure -// -// LENGTH : 32 Bits <- Length of DATA, excludes ADDRESS and CHECKSUM -// ADDRESS : 32 Bits -// DATA : 8 Bits * LENGTH -// CHECKSUM: 32 Bits <- 0 - (Sum of Length --> End of Data) -// -// Note : If Length == 0, Address will be Program Start -// -// -// -// -// - -#define MajRevNum 0 -#define MinRevNum 2 - - -#define EndianSwitch(x) ((x >> 24) | (x << 24) | ((x << 8) & (0x00FF0000)) | ((x >> 8) & (0x0000FF00)) ) - -typedef unsigned char bit8u; -typedef unsigned int bit32u; -typedef int bit32; - -#define FALSE 0 -#define TRUE (!FALSE) - - -bit32u CheckSum; -int RecStart; -int debug; -int verbose; - -FILE *OpenOutputFile( char *Name ); -FILE *fOut; -bit32u RecLength=0; - -bit32u AddressCurrent; - -bit32u gh(char *cp,int nibs); - -int BigEndian; - -int inputline; - -// char buf[16*1024]; - -char buffer[2048]; -char *cur_ptr; -int cur_line=0; -int cur_len=0; - -int s1s2s3_total=0; - -bit32u PBVal; -int PBValid; -bit32u PBAdr; - - -void dumpfTell(char *s, bit32u Value) -{ - int Length; - Length = (int) RecLength; - if (debug) - printf("[%s ] ftell()[0x%08lX] Length[0x%4X] Length[%4d] Value[0x%08x]\n", - s, ftell(fOut), Length, Length, Value); -} - -void DispHex(bit32u Hex) -{ -// printf("%X", Hex); -} - -void WaitDisplay(void) -{ - static int Count=0; - static int Index=0; - char iline[]={"-\\|/"}; - - Count++; - if ((Count % 32)==0) - { - if (verbose) - printf("%c%c",iline[Index++],8); - Index &= 3; - } -} - - -void binOut32 ( bit32u Data ) -{ -// On UNIX machine all 32bit writes need ENDIAN switched -// Data = EndianSwitch(Data); -// fwrite( &Data, sizeof(bit32u), 1, fOut); - - char sdat[4]; - int i; - - for(i=0;i<4;i++) - sdat[i]=(char)(Data>>(i*8)); - fwrite( sdat, 1, 4, fOut); - dumpfTell("Out32" , Data); -} - -// Only update RecLength on Byte Writes -// All 32 bit writes will be for Length etc - -void binOut8 ( bit8u Data ) -{ - int n; - dumpfTell("B4Data" , (bit32u) (Data & 0xFF) ); - n = fwrite( &Data, sizeof(bit8u), 1, fOut); - if (n != 1) - printf("Error in writing %X for Address 0x%8X\n", Data, AddressCurrent); - RecLength += 1; -} - -// Currently ONLY used for outputting Program Start - -void binRecStart(bit32u Address) -{ - RecLength = 0; - CheckSum = Address; - RecStart = TRUE; - - if (debug) - printf("[RecStart] CheckSum[0x%08X] Length[%4d] Address[0x%08X]\n", - CheckSum, RecLength, Address); - - - dumpfTell("RecLength", RecLength); - binOut32( RecLength ); - dumpfTell("Address", Address); - binOut32( Address ); -} - -void binRecEnd(void) -{ - long RecEnd; - - if (!RecStart) // if no record started, do not end it - { - return; - } - - RecStart = FALSE; - - - RecEnd = ftell(fOut); // Save Current position - - if (debug) - printf("[RecEnd ] CheckSum[0x%08X] Length[%4d] Length[0x%X] RecEnd[0x%08lX]\n", - CheckSum, RecLength, RecLength, RecEnd); - - fseek( fOut, -((long) RecLength), SEEK_CUR); // move back Start Of Data - - dumpfTell("Data ", -1); - - fseek( fOut, -4, SEEK_CUR); // move back Start Of Address - - dumpfTell("Address ", -1); - - fseek( fOut, -4, SEEK_CUR); // move back Start Of Length - - dumpfTell("Length ", -1); - - binOut32( RecLength ); - - fseek( fOut, RecEnd, SEEK_SET); // move to end of Record - - CheckSum += RecLength; - - CheckSum = ~CheckSum + 1; // Two's complement - - binOut32( CheckSum ); - - if (verbose) - printf("[Created Record of %d Bytes with CheckSum [0x%8X]\n", RecLength, CheckSum); -} - -void binRecOutProgramStart(bit32u Address) -{ - if (Address != (AddressCurrent+1)) - { - binRecEnd(); - binRecStart(Address); - } - AddressCurrent = Address; -} -void binRecOutByte(bit32u Address, bit8u Data) -{ - // If Address is one after Current Address, output Byte - // If not, close out last record, update Length, write checksum - // Then Start New Record, updating Current Address - - if (Address != (AddressCurrent+1)) - { - binRecEnd(); - binRecStart(Address); - } - AddressCurrent = Address; - CheckSum += Data; - binOut8( Data ); -} - -//============================================================================= -// SUPPORT FUNCTIONS -//============================================================================= -int readline(FILE *fil,char *buf,int len) -{ - int rlen; - - rlen=0; - if (len==0) return(0); - while(1) - { - if (cur_len==0) - { - cur_len=fread(buffer, 1, sizeof(buffer), fil); - if (cur_len==0) - { - if (rlen) - { - *buf=0; - return(rlen); - } - return(-1); - } - cur_ptr=buffer; - } - if (cur_len) - { - if (*cur_ptr=='\n') - { - *buf=0; - cur_ptr++; - cur_len--; - return(rlen); - } - else - { - if ((len>1)&&(*cur_ptr!='\r')) - { - *buf++=*cur_ptr++; - len--; - } - else - cur_ptr++; - - rlen++; - cur_len--; - } - } - else - { - *buf=0; - cur_ptr++; - cur_len--; - return(rlen); - } - } -} - - -int SRLerrorout(char *c1,char *c2) -{ - printf("\nERROR: %s - '%s'.",c1,c2); - return(FALSE); -} - - -int checksum(char *cp,int count) -{ - char *scp; - int cksum; - int dum; - - scp=cp; - while(*scp) - { - if (!isxdigit(*scp++)) - return(SRLerrorout("Invalid hex digits",cp)); - } - scp=cp; - - cksum=count; - - while(count) - { - cksum += gh(scp,2); - if (count == 2) - dum = ~cksum; - scp += 2; - count--; - } - cksum&=0x0ff; - // printf("\nCk:%02x",cksum); - return(cksum==0x0ff); -} - -bit32u gh(char *cp,int nibs) -{ - int i; - bit32u j; - - j=0; - - for(i=0;i<nibs;i++) - { - j<<=4; - if ((*cp>='a')&&(*cp<='z')) *cp &= 0x5f; - if ((*cp>='0')&&(*cp<='9')) - j += (*cp-0x30); - else - if ((*cp>='A')&&(*cp<='F')) - j += (*cp-0x37); - else - SRLerrorout("Bad Hex char", cp); - cp++; - } - return(j); -} - - -//============================================================================= -// PROCESS SREC LINE -//============================================================================= - -int srecLine(char *pSrecLine) -{ - char *scp,ch; - int itmp,count,dat; - bit32u adr; - static bit32u RecordCounter=0; - - cur_line++; - scp=pSrecLine; - - if (*pSrecLine!='S') - return(SRLerrorout("Not an Srecord file",scp)); - pSrecLine++; - if (strlen(pSrecLine)<4) - return(SRLerrorout("Srecord too short",scp)); - - ch=*pSrecLine++; - - count=gh(pSrecLine,2); - - pSrecLine += 2; - - // if(debug) - // printf("count %d, strlen(pSrecLine) = %d, pSrecLine =[%s]\n", count, strlen(pSrecLine), pSrecLine); - RecordCounter++; - DispHex(RecordCounter); - - if ((count*2) != strlen(pSrecLine)) return(SRLerrorout("Count field larger than record",scp)); - - if (!checksum(pSrecLine, count)) return(SRLerrorout("Bad Checksum",scp)); - - switch(ch) - { - case '0': if (count<3) return(SRLerrorout("Invalid Srecord count field",scp)); - itmp=gh(pSrecLine,4); pSrecLine+=4; count-=2; - if (itmp) return(SRLerrorout("Srecord 1 address not zero",scp)); - break; - case '1': if (count<3) return(SRLerrorout("Invalid Srecord count field",scp)); - return(SRLerrorout("Srecord Not valid for MIPS",scp)); - break; - case '2': if (count<4) return(SRLerrorout("Invalid Srecord count field",scp)); - return(SRLerrorout("Srecord Not valid for MIPS",scp)); - break; - case '3': if (count<5) return(SRLerrorout("Invalid Srecord count field",scp)); - adr=gh(pSrecLine,8); pSrecLine+=8; count-=4; - count--; - while(count) - { - dat=gh(pSrecLine,2); pSrecLine+=2; count--; - binRecOutByte(adr, (char) (dat & 0xFF)); - adr++; - } - s1s2s3_total++; - break; - case '4': return(SRLerrorout("Invalid Srecord type",scp)); - break; - case '5': if (count<3) return(SRLerrorout("Invalid Srecord count field",scp)); - itmp=gh(pSrecLine,4); pSrecLine+=4; count-=2; - if (itmp|=s1s2s3_total) return(SRLerrorout("Incorrect number of S3 Record processed",scp)); - break; - case '6': return(SRLerrorout("Invalid Srecord type",scp)); - break; - case '7': // PROGRAM START - if (count<5) return(SRLerrorout("Invalid Srecord count field",scp)); - adr=gh(pSrecLine,8); pSrecLine+=8; count-=4; - if (count!=1) return(SRLerrorout("Invalid Srecord count field",scp)); - binRecOutProgramStart(adr); - break; - case '8': if (count<4) return(SRLerrorout("Invalid Srecord count field",scp)); - return(SRLerrorout("Srecord Not valid for MIPS",scp)); - break; - case '9': if (count<3) return(SRLerrorout("Invalid Srecord count field",scp)); - return(SRLerrorout("Srecord Not valid for MIPS",scp)); - break; - default: - break; - } - return(TRUE); -} - - -//============================================================================= -// MAIN LOGIC, READS IN LINE AND OUTPUTS BINARY -//============================================================================= - -int srec2bin(int argc,char *argv[],int verbose) -{ - int i,rlen,sts; - FILE *fp; - char ac; - char buff[256]; - bit32u TAG_BIG = 0xDEADBE42; - bit32u TAG_LITTLE = 0xFEEDFA42; - - bit32u Tag; - - - if(argc < 3) - { - printf("\nError: <srec2bin <srec input file> <bin output file>\n\n"); - return(0); - } - - if (argc > 3) BigEndian=TRUE; else BigEndian=FALSE; - - if (BigEndian) - Tag = TAG_BIG; - else - Tag = TAG_LITTLE; - - if (verbose) - printf("\nEndian: %s, Tag is 0x%8X\n",(BigEndian)?"BIG":"LITTLE", Tag); - - fp = fopen(argv[1],"rt"); - - if (fp==NULL) - { - printf("\nError: Opening input file, %s.", argv[1]); - return(0); - } - - fOut = fopen( argv[2], "wb"); - - if (fOut==NULL) - { - printf("\nError: Opening Output file, %s.", argv[2]); - if(fp) fclose(fp); - return(0); - } - - RecStart = FALSE; - - AddressCurrent = 0xFFFFFFFFL; - - // Setup Tag - - dumpfTell("Tag", Tag); - - binOut32(Tag); - - - inputline=0; - sts=TRUE; - - rlen = readline(fp,buff,sizeof buff); - - while( (sts) && (rlen != -1)) - { - if (strlen(buff)) - { - sts &= srecLine(buff); - WaitDisplay(); - } - rlen = readline(fp,buff,sizeof buff); - } - - - // printf("PC: 0x%08X, Length 0x%08X, Tag 0x%08X\n", ProgramStart, RecLength, TAG_LITTLE); - - binRecEnd(); - - if(fp) fclose(fp); - if(fOut) fclose(fOut); - - return(1); -} - -main(int argc, char *argv[]) -{ - debug = TRUE; - debug = FALSE; - verbose = FALSE; - srec2bin(argc,argv,verbose); - return 0; -} - |