102 lines
2 KiB
Perl
Executable file
102 lines
2 KiB
Perl
Executable file
#!/usr/bin/perl -w
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use Device::SerialPort 0.05;
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use Term::ReadKey;
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use Getopt::Long;
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use strict;
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my $filename = '';
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my $second = '';
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my $term = '/dev/ttyUSB0';
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my $baud = '115200';
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my $verbose;
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GetOptions ('file=s' => \$filename,
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'secondfile=s' => \$second,
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'terminal=s' => \$term,
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'verbose' => \$verbose,
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'baud=s' => \$baud);
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$| = 1;
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if($filename eq '') {
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print "Example usage: mc1322x-load.pl -f foo.bin -t /dev/ttyS0 -b 9600\n";
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print " or : mc1322x-load.pl -f flasher.bin -s flashme.bin\n";
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print " -f required: binary file to load\n";
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print " -s optional: secondary binary file to send\n";
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print " -t default: /dev/ttyUSB0\n";
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print " -b default: 115200\n";
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exit;
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}
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my $ob = Device::SerialPort->new ($term) or die "Can't start $term\n";
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# next test will die at runtime unless $ob
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if(($filename eq '')) die "you must specify a file with -f\n";
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$ob->baudrate($baud);
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$ob->parity('none');
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$ob->databits(8);
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$ob->stopbits(1);
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$ob->handshake("rts");
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my $s = 0;
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SEND:
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do {
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my $c;
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if($s == 1) { print "performing secondary send\n"; }
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$ob->write(pack('C','0'));
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my $ret = '';
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my $test;
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if($s == 1) {
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$test = 'ready';
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} else {
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$test = 'CONNECT';
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}
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until($ret eq $test) {
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$c = $ob->input;
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$ret .= $c;
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}
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print $ret . "\n";
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if (defined $filename) {
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my $size = -s $filename;
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print ("Size: $size bytes\n");
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$ob->write(pack('V',$size));
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open(FILE, $filename) or die($!);
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print "Sending $filename\n";
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my $i = 1;
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while(read(FILE, $c, 1)) {
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print unpack('H',$c) . unpack('h',$c) if $verbose;
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print "\n" if ($verbose && ($i%4==0));
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$i++;
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select undef, undef, undef, 0.001;
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$ob->write($c);
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}
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}
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if(-e $second) {$s=1; $filename = $second; continue SEND; }
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}
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print "done.\n";
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$ob -> close or die "Close failed: $!\n";
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ReadMode 0;
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undef $ob; # closes port AND frees memory in perl
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exit;
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