6 use Data::Dump qw(dump);
10 my $openocd_remote = shift @ARGV || 'picam:4444';
11 my $bsdl_file = $ENV{BSDL} || '_3128at100.bsd';
12 $bsdl_file = '3064at44.bsd'; # XXX
13 my $BOUNDARY_LENGTH = 288;
25 open(my $bsdl, '<', $bsdl_file);
27 if ( m/PIN_MAP_STRING/ ) {
30 } elsif ( $in_pin_map ) {
33 $in_pin_map = 0 if m/;/;
34 } elsif ( m/"(\d+)\s+\(BC_\d+,\s+(\S+),\s+(\S+)/ ) {
35 $bit2pin->{$1} = [ $2, $3 ];
36 push @{ $io2bit->{$2} }, $1;
37 } elsif ( m/attribute\s+BOUNDARY_LENGTH\s+of\s+\S+\s*:\s*entity\s+is\s+(\d+);/ ) {
38 $BOUNDARY_LENGTH = $1;
39 warn "# BSDL $bsdl_file BOUNDARY_LENGTH = $BOUNDARY_LENGTH\n";
40 } elsif ( ! $entity && m/^entity\s(\S+)\s+is/ ) {
42 warn "# entity = $entity\n";
48 warn "# bit2pin = ",dump($bit2pin);
49 warn "# io2bit = ",dump($io2bit);
51 $pin_map =~ s/"\s*\&\s*"/ /gs;
52 $pin_map =~ s/^.*?:=\s*"//;
53 $pin_map =~ s/"\s*;\s*$//s;
60 warn "# pin_map = ",dump($pin_map);
61 $pin_map =~ s/\(\s*([^\)]+?)\s*\)/str_comma($1)/gse;
62 warn "# pin_map = ",dump($pin_map);
64 foreach my $map ( split(/\s*,\s*/, $pin_map) ) {
66 my ( $name, $pin ) = split(/\s*:\s*/, $map);
67 $pin2io->[$_] = $name foreach split(/ /,$pin);
70 warn "# pin2io = ",dump( $pin2io );
71 #store \$pin2io, $bsdl_file . '.pin2io.storable';
72 store \$pin2io, $entity . '.pin2io.storable';
75 my $aa = $a; $aa =~ s/\D+//g;
76 my $bb = $b; $bb =~ s/\D+//g;
77 $aa <=> $bb } keys %$io2bit;
78 warn "# sort = ",dump(@sort);
83 $bits =~ s/^(.)0/$1 /;
85 $bits =~ s/^(.)1/$1./;
93 $bits = reverse $bits; # make substr work as expected
95 print "pin off io___ ICO prv | " x 4, $openocd_remote,"\n";
96 foreach my $i ( 0 .. ($#$pin2io/4)-1 ) {
97 foreach my $j ( 0 .. 3 ) {
98 #my $pin = ($i*4) + $j + 1; # rows
99 my $pin = ($#$pin2io/4) * $j + $i + 1; # columns
100 my $io = $pin2io->[$pin];
101 my $o = $io2bit->{$io}->[0];
103 my $l = $b = substr($bits, $o, 3);
104 $l = substr($last_bits,$o,3) if $last_bits;
105 printf "%-3d %-3d %-5s %3s %3s | ", $pin, $o, $io, bits($b), bits($b ne $l ? $l : '')
107 printf "%-3d ... %-5s %3s %3s | ", $pin, $io, '', '';
113 $last_bits = $o_bits;
116 #foreach my $h (qw(0 1 2 e f 10 11 12 1e 1f 20 30 40 50 100 200 1000)) {
117 # printf "hex = %4s binary = %16s\n", $h, hex2bin($h);
120 my $sock = IO::Socket::INET->new($openocd_remote);
124 my $hlen = length($h);
125 my $blen = $hlen * 4;
126 return unpack("B$blen", pack("H$hlen", $h));
131 my $blen = length($b);
132 my $hlen = $blen / 4;
133 return unpack("H$hlen", pack("B$blen", $b));
141 print $sock "irscan x300.tap 0x55\n"; # SAMPLE/PRELOAD
142 print $sock "drscan x300.tap $BOUNDARY_LENGTH 0\n";
150 if ( /^\s*([A-F0-9]+)/ ) {
152 my $bin = hex2bin($hex);
153 diff_bits($BSR, $bin);
155 print_io $bin if $bin ne $last_bits;
158 warn "# in ",dump($_);
163 my ($old, $new) = @_;
164 $old =~ s/(...)/$1 /g;
165 $new =~ s/(...)/$1 /g;
166 my @o = split(/ /, $old);
167 my @n = split(/ /, $new);
168 foreach my $i ( 0 .. $#o ) {
169 if ( $o[$i] eq $n[$i] ) {
172 my $pin = $bit2pin->{ $BOUNDARY_LENGTH - ($i * 3) - 3 }->[0];
173 $o[$i] = " $pin:" . $o[$i] . '>' . $n[$i];
176 my $diff = join('', @o);
177 print "# diff_bits $diff\n";
180 print "[press enter]\n";
183 if ( $cmd =~ /(p|o)(\d+)=(\d+)/ ) {
184 my ( $what, $p, $v ) = ( $1, $2, $3 );
186 my $old_bsr = reverse $BSR;
189 if ( $what eq 'p' && length($v) == 1 ) {
192 warn "# pin $pin = $v\n";
194 my $io = $pin2io->[$pin];
195 my $bit = $io2bit->{$io}->[0];
198 substr($old_bsr,0,$bit+1) # leave input as-is
199 . ( $v eq 'Z' ? 1 : 0 ) # control
200 . ( $v & 1 ) # output
201 . substr($old_bsr,$bit+3)
205 } elsif ( $what eq 'o' && $p < $BOUNDARY_LENGTH ) {
207 #$b = substr($old_bsr,0,$o) . reverse $v . substr($old_bsr,$o+length($v));
208 $b = ( "0" x $o ) . reverse $v . ( "0" x ( length($old_bsr) - $o - length($v) ) );
209 warn "XXX",length($old_bsr), " == ",length($b);
210 $old_bsr = "0" x length($old_bsr);
212 print "IGNORED ",dump( $what, $p, $v );
217 diff_bits( $BSR, $b ), $/;
219 # print $sock "irscan x300.tap 0x55\n"; # SAMPLE/PRELOAD
220 print $sock "drscan x300.tap $BOUNDARY_LENGTH 0x", bin2hex($b), "\n";
221 print $sock "irscan x300.tap 0x00\n"; # EXTEST
222 # print $sock "drscan x300.tap $BOUNDARY_LENGTH 0x", bin2hex($b), "\n";
224 } elsif ( $cmd =~ m/\?/ ) {
226 print $sock "irscan x300.tap 0x55\n"; # SAMPLE/PRELOAD
227 print $sock "drscan x300.tap $BOUNDARY_LENGTH 0\n";
229 print $sock "irscan x300.tap 0x55\n"; # SAMPLE/PRELOAD
230 print $sock "drscan x300.tap $BOUNDARY_LENGTH 0\n";