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This commit is contained in:
Michael Brown
2005-05-19 16:47:19 +00:00
parent c0a94944fc aeb70ec21c
commit 4e87543c74
32 changed files with 938 additions and 537 deletions
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28
src/util/makerom.pl
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@@ -157,7 +157,7 @@ sub makerom () {
# If PXE image, just fill the length field and write it out
if ($opts{'x'}) {
substr($rom, 2, 1) = chr((length($rom) + 511) / 512);
&writerom($ARGV[0], \$rom);
writerom($ARGV[0], \$rom);
return;
}
# Size specified with -s overrides value in 3rd byte in image
@@ -168,7 +168,7 @@ sub makerom () {
$romsize = ($filesize + 511) & ~511
}
} else {
$romsize = &getromsize(\$rom);
$romsize = getromsize(\$rom);
# 0 put there by *loader.S means makerom should pick the size
if ($romsize == 0) {
# Shrink romsize down to the smallest power of two that will do
@@ -190,14 +190,16 @@ sub makerom () {
}
substr($rom, 2, 1) = chr(($romsize / 512) % 256);
print "ROM size is $romsize\n" if $opts{'v'};
my $identoffset = &addident(\$rom);
&pcipnpheaders(\$rom, $identoffset);
&undiheaders(\$rom);
# set the product string only if we don't have one yet
my $pnp_hdr_offset = unpack('v', substr($rom, PNP_PTR_LOC, 2));
my $identoffset = substr($rom, $pnp_hdr_offset+PNP_DEVICE_OFF, 2) eq "\0\0" ? addident(\$rom) : undef;
pcipnpheaders(\$rom, $identoffset);
undiheaders(\$rom);
# 3c503 requires last two bytes to be 0x80
substr($rom, MINROMSIZE-2, 2) = "\x80\x80"
if ($opts{'3'} and $romsize == MINROMSIZE);
&checksum(\$rom);
&writerom($ARGV[0], \$rom);
checksum(\$rom);
writerom($ARGV[0], \$rom);
}
sub modrom () {
@@ -211,16 +213,16 @@ sub modrom () {
close(R);
defined($filesize) and $filesize >= 3 or die "Cannot get first 3 bytes of file\n";
print "$filesize bytes read\n" if $opts{'v'};
&pcipnpheaders(\$rom);
&undiheaders(\$rom);
&checksum(\$rom);
&writerom($ARGV[0], \$rom);
pcipnpheaders(\$rom, undef);
undiheaders(\$rom);
checksum(\$rom);
writerom($ARGV[0], \$rom);
}
# Main routine. See how we were called and behave accordingly
if ($0 =~ m:modrom(\.pl)?$:) {
&modrom();
modrom();
} else {
&makerom();
makerom();
}
exit(0);