X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=openocd-jtag-boundary-scan.pl;h=b2a279416317fd81df989746616dca959ba1a735;hb=e1b49faf67de9ba598bf94743e828478fab86eec;hp=bc02ce3ee1d93463d74f14d65e8b69a3dd5742d7;hpb=299ff93ee0ef8869f56c73bf07c348d71f5ca84d;p=x300-pci

diff --git a/openocd-jtag-boundary-scan.pl b/openocd-jtag-boundary-scan.pl
index bc02ce3..b2a2794 100755
--- a/openocd-jtag-boundary-scan.pl
+++ b/openocd-jtag-boundary-scan.pl
@@ -5,6 +5,9 @@ use strict;
 use autodie;
 use Data::Dump qw(dump);
 use IO::Socket::INET;
+use Storable;
+
+my $openocd_remote = shift @ARGV || 'picam:4444';
 
 my $bit2pin;
 my $io2bit;
@@ -13,6 +16,7 @@ my $pin2io;
 my $in_pin_map = 0;
 my $pin_map = '';
 
+$|=1; # flush stdout
 
 open(my $bsdl, '<', '_3128at100.bsd');
 while(<$bsdl>) {
@@ -53,6 +57,7 @@ foreach my $map ( split(/\s*,\s*/, $pin_map) ) {
 }
 
 warn "# pin2io = ",dump( $pin2io );
+store \$pin2io, '/dev/shm/pin2io.storable';
 
 my @sort = sort {
 	my $aa = $a; $aa =~ s/\D+//g;
@@ -64,7 +69,7 @@ sub print_io {
 	my $bits = shift;
 	my $i = 0;
 #	foreach my $io ( @sort ) {
-	print "pin off io___ I C O | " x 4, "\n";
+	print "pin off io___ I C O | " x 4, $openocd_remote,"\n";
 	foreach my $i ( 0 .. ($#$pin2io/4)-1 ) {
 		foreach my $j ( 0 .. 3 ) {
 			#my $pin = ($i*4) + $j + 1; # rows
@@ -86,7 +91,7 @@ sub print_io {
 #        printf "hex = %4s  binary = %16s\n", $h, hex2bin($h);
 #}
 
-my $sock = IO::Socket::INET->new('picam:4444');
+my $sock = IO::Socket::INET->new($openocd_remote);
 
 sub hex2bin {
         my $h = shift;
@@ -119,6 +124,7 @@ while (<$sock>) {
 	if ( /^\s*([A-F0-9]+)/ ) {
 		my $hex = $1;
 		my $bin = hex2bin($hex);
+		diff_bits($BSR, $bin);
 		$BSR = $bin;
 		print_io $bin;
 		last;
@@ -140,7 +146,8 @@ sub diff_bits {
 			$o[$i].='>'.$n[$i];
 		}
 	}
-	return join('', @o);
+	my $diff = join('', @o);
+	print "# diff_bits $diff\n";
 }
 
 print "[press enter]\n";
@@ -159,8 +166,10 @@ if ( $cmd =~ /(\d+)=(\d)/ ) {
 		. substr($BSR,$bit+3)
 		;
 
-	print diff_bits( $BSR, $b ), $/;
+	diff_bits( $BSR, $b ), $/;
 
+	print $sock "irscan x300.tap 0x55\n"; # SAMPLE/PRELOAD
+	print $sock "drscan x300.tap 288 0x", bin2hex($b), "\n";
 	print $sock "irscan x300.tap 0x00\n"; # EXTEST
 	print $sock "drscan x300.tap 288 0x", bin2hex($b), "\n";
 } else {