diff options
| -rwxr-xr-x | src/util/makerom.pl | 16 |
1 files changed, 6 insertions, 10 deletions
diff --git a/src/util/makerom.pl b/src/util/makerom.pl index 9d751e190..2bd8e1f95 100755 --- a/src/util/makerom.pl +++ b/src/util/makerom.pl @@ -131,9 +131,9 @@ sub writerom ($$) { sub checksum ($) { my ($romref) = @_; - substr($$romref, 5, 1) = "\x00"; + substr($$romref, 6, 1) = "\x00"; my $sum = unpack('%8C*', $$romref); - substr($$romref, 5, 1) = chr(256 - $sum); + substr($$romref, 6, 1) = chr(256 - $sum); # Double check $sum = unpack('%8C*', $$romref); if ($sum != 0) { @@ -168,14 +168,10 @@ sub makerom () { $romsize = ($filesize + 511) & ~511 } } else { - $romsize = getromsize(\$rom); - # 0 put there by *loader.S means makerom should pick the size - if ($romsize == 0) { - # Shrink romsize down to the smallest power of two that will do - for ($romsize = MAXROMSIZE; - $romsize > MINROMSIZE and $romsize >= 2*$filesize; - $romsize /= 2) { } - } + # Shrink romsize down to the smallest power of two that will do + for ($romsize = MAXROMSIZE; + $romsize > MINROMSIZE and $romsize >= 2*$filesize; + $romsize /= 2) { } } if ($filesize > $romsize) { print STDERR "ROM size of $romsize not big enough for data, "; |