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avrdude
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Correctly produce and handle "end of record" for intel hex files. 

git-svn-id: svn://svn.savannah.nongnu.org/avrdude/trunk/avrdude@29 81a1dc3b-b13d-400b-aceb-764788c761c2
This commit is contained in:
Brian S. Dean 2001-01-14 01:55:08 +00:00
parent c9df1dfeb3
commit 763a0a0981
1 changed files with 12 additions and 7 deletions
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19
avrprog.c
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@ -640,6 +640,7 @@ int avr_write ( int fd, struct avrpart * p, AVRMEM memtype )
return 0; return 0;
} }
/* /*
* issue the 'program enable' command to the AVR device * issue the 'program enable' command to the AVR device
*/ */
@ -725,7 +726,7 @@ int avr_initialize ( int fd, struct avrpart * p )
ppi_clr(fd, PPIDATA, AVR_RESET); ppi_clr(fd, PPIDATA, AVR_RESET);
ppi_pulse(fd, PPIDATA, AVR_RESET); ppi_pulse(fd, PPIDATA, AVR_RESET);
usleep(20000); /* 20 ms */ usleep(20000); /* 20 ms XXX should be a per-chip parameter */
/* /*
* Enable programming mode. If we are programming an AT90S1200, we * Enable programming mode. If we are programming an AT90S1200, we
@ -791,13 +792,11 @@ int ppi_sense_test ( int fd )
*/ */
void usage ( void ) void usage ( void )
{ {
fprintf ( stderr, "%s", usage_text ); fprintf ( stderr, "%s", usage_text );
fprintf(stderr, " Valid Parts for the -p option are:\n"); fprintf(stderr, " Valid Parts for the -p option are:\n");
list_valid_parts(stderr, " "); list_valid_parts(stderr, " ");
fprintf(stderr, "\n"); fprintf(stderr, "\n");
} }
@ -858,11 +857,12 @@ int b2ihex ( unsigned char * inbuf, int bufsize,
} }
/*----------------------------------------------------------------- /*-----------------------------------------------------------------
add the trailing zero data line add the end of record data line
-----------------------------------------------------------------*/ -----------------------------------------------------------------*/
cksum = 0; cksum = 0;
n = 0; n = 0;
fprintf ( outf, ":%02X%04X00", n, nextaddr ); nextaddr = 0;
fprintf ( outf, ":%02X%04X01", n, nextaddr );
cksum += n + ((nextaddr >> 8) & 0x0ff) + (nextaddr & 0x0ff); cksum += n + ((nextaddr >> 8) & 0x0ff) + (nextaddr & 0x0ff);
cksum = -cksum; cksum = -cksum;
fprintf ( outf, "%02X\n", cksum ); fprintf ( outf, "%02X\n", cksum );
@ -898,7 +898,7 @@ int ihex2b ( char * infile, FILE * inf,
exit(1); exit(1);
} }
if (rectype != 0) { if ((rectype != 0) && (rectype != 1)) {
fprintf(stderr, fprintf(stderr,
"%s: don't know how to deal with rectype=%d " "%s: don't know how to deal with rectype=%d "
"at line %d of %s\n", "at line %d of %s\n",
@ -957,6 +957,11 @@ int ihex2b ( char * infile, FILE * inf,
return -1; return -1;
} }
if (rectype == 1) {
/* end of record */
return 0;
}
prevaddr = nextaddr + n; prevaddr = nextaddr + n;
} }
@ -1602,7 +1607,7 @@ int main ( int argc, char * argv [] )
*/ */
fprintf(stderr, "%s: writing %s:\n", fprintf(stderr, "%s: writing %s:\n",
progname, memtypestr(memtype)); progname, memtypestr(memtype));
#if 1 #if 0
rc = avr_write ( fd, p, memtype ); rc = avr_write ( fd, p, memtype );
#else #else
/* /*