6 use Data::Dump qw(dump);
10 my $openocd_remote = shift @ARGV || 'picam:4444';
11 my $bsdl_file = $ENV{BSDL} ||
14 # '3064at44.bsd'; # XXX
15 my $tap = $ENV{TAP} || 'tb276.tap';
17 my $BOUNDARY_LENGTH = 288;
26 my $parse_regex = join('|', qw(
35 open(my $bsdl, '<', $bsdl_file);
37 if ( m/($parse_regex)/ ) {
40 } elsif ( $parse_in ) {
42 $parse->{$parse_in} .= $_;
43 $parse_in = 0 if m/;/;
44 } elsif ( m/"(\d+)\s+\(BC_\d+,\s+(\S+),\s+(\S+)/ ) {
45 $bit2pin->{$1} = [ $2, $3 ];
46 push @{ $io2bit->{$2} }, $1;
47 } elsif ( m/attribute\s+BOUNDARY_LENGTH\s+of\s+\S+\s*:\s*entity\s+is\s+(\d+);/ ) {
48 $BOUNDARY_LENGTH = $1;
49 warn "# BSDL $bsdl_file BOUNDARY_LENGTH = $BOUNDARY_LENGTH\n";
50 } elsif ( ! $entity && m/^entity\s(\S+)\s+is/ ) {
52 warn "# entity = $entity\n";
58 warn "# bit2pin = ",dump($bit2pin);
59 warn "# io2bit = ",dump($io2bit);
61 foreach my $chunk ( keys %$parse ) {
62 $parse->{$chunk} =~ s/"\s*\&\s*"/ /gs; # concat lines back to single line
63 $parse->{$chunk} =~ s/^.+?"//s; # strip upto first quote
64 $parse->{$chunk} =~ s/"\s*;.*?$//s; # strip everything after closing
65 $parse->{$chunk} =~ s/\s+/ /gs;
68 warn "# parse = ",dump($parse);
70 my $pin_map = $parse->{PIN_MAP_STRING} || die "no PIN_MAP_STRING in ",dump($parse);
77 warn "# pin_map = ",dump($pin_map);
78 $pin_map =~ s/\(\s*([^\)]+?)\s*\)/str_comma($1)/gse;
79 warn "# pin_map = ",dump($pin_map);
81 foreach my $map ( split(/\s*,\s*/, $pin_map) ) {
83 my ( $name, $pin ) = split(/\s*:\s*/, $map);
84 $pin2io->[$_] = $name foreach split(/ /,$pin);
87 warn "# pin2io = ",dump( $pin2io );
88 #store \$pin2io, $bsdl_file . '.pin2io.storable';
89 store \$pin2io, $entity . '.pin2io.storable';
93 my $o = $parse->{INSTRUCTION_OPCODE} || die "no INSTRUCTION_OPCODE in ",dump($parse);
96 foreach ( split(/\)\s*,\s*/, $o) ) {
100 my ( $inst_opcode, $bin ) = split(/\s+/, $_);
101 $opcode->{$inst_opcode} = sprintf "0x%02x", eval '0b' . $bin;
103 warn "# opcode = ",dump($opcode);
105 foreach (qw(SAMPLE EXTEST)) {
106 die "missing INSTRUCTION_OPCODE $_ in ",dump($opcode) unless $opcode->{$_};
110 foreach my $pin_file ( glob "pins/$entity*.tsv" ) {
111 open(my $fh, '<', $pin_file);
114 my ($pin,$desc, $bcm) = split(/\t+/,$_,3);
115 $pin_desc->{$pin} = $desc;
116 gpio::add_bcm_desc( $bcm => $desc );
119 warn "# $pin_file ",dump($pin_desc);
123 my $pin_file = 'Altera/epm3064_dac/3064at44.qsf';
124 open(my $fh, '<', $pin_file);
127 my ($set,$pin, $op, $desc) = split(/\s+/,$_,4);
128 if ( $set =~ m/set_location_assignment/i && $op =~ m/-to/i && $pin =~ s/^PIN_//ig ) {
129 $pin_desc->{$pin} = $desc; # overwrite pin description
131 warn "# ignored $_\n";
135 warn "# $pin_file ",dump($pin_desc);
140 my $aa = $a; $aa =~ s/\D+//g;
141 my $bb = $b; $bb =~ s/\D+//g;
142 $aa <=> $bb } keys %$io2bit;
143 warn "# sort = ",dump(@sort);
148 return $bits; # FIXME disable for now
150 $bits =~ s/^(.)0/$1 /;
152 $bits =~ s/^(.)1/$1./;
160 $bits = reverse $bits; # make substr work as expected
162 print "pin off io___ ICO prv | " x 4, $openocd_remote,"\n";
163 foreach my $i ( 0 .. ($#$pin2io/4)-1 ) {
164 foreach my $j ( 0 .. 3 ) {
165 #my $pin = ($i*4) + $j + 1; # rows
166 my $pin = ($#$pin2io/4) * $j + $i + 1; # columns
167 my $io = $pin2io->[$pin];
168 my $o = $io2bit->{$io}->[0];
171 my $l = $b = substr($bits, $o, 3);
172 $l = substr($last_bits,$o,3) if $last_bits;
174 my $desc = $pin_desc->{$pin} || '';
177 my @b = split(//, $bits);
178 my @l = split(//, bits($l));
180 foreach ( 0 .. $#b ) {
181 $bits .= $b[$_] eq $l[$_] ? $b[$_] : "\e[33;7;1m$b[$_]\e[0m";
185 printf "%-3d %-3d %-5s %3s %-8s | ", $pin, $o, $io, $bits, $desc;
187 printf "%-3d ... %-5s %3s %-8s | ", $pin, $io, '', '';
193 $last_bits = $o_bits;
196 #foreach my $h (qw(0 1 2 e f 10 11 12 1e 1f 20 30 40 50 100 200 1000)) {
197 # printf "hex = %4s binary = %16s\n", $h, hex2bin($h);
200 my $sock = IO::Socket::INET->new($openocd_remote);
204 my $hlen = length($h);
205 my $blen = $hlen * 4;
206 return unpack("B$blen", pack("H$hlen", $h));
211 my $blen = length($b);
212 my $hlen = $blen / 4;
213 return unpack("H$hlen", pack("B$blen", $b));
223 print $sock "irscan $tap $opcode->{SAMPLE}\n"; # SAMPLE/PRELOAD
224 print $sock "drscan $tap $BOUNDARY_LENGTH 0\n";
232 if ( /^\s*([A-F0-9]+)/ ) {
234 my $bin = hex2bin($hex);
235 diff_bits($BSR, $bin);
237 print_io $bin if $bin ne $last_bits;
241 warn "# in ",dump($_);
246 my ($old, $new) = @_;
247 $old =~ s/(...)/$1 /g;
248 $new =~ s/(...)/$1 /g;
249 my @o = split(/ /, $old);
250 my @n = split(/ /, $new);
251 foreach my $i ( 0 .. $#o ) {
252 if ( $o[$i] eq $n[$i] ) {
255 my $pin = $bit2pin->{ $BOUNDARY_LENGTH - ($i * 3) - 3 }->[0];
256 $o[$i] = " $pin@" . ( $i * 3 ) . ":" . $o[$i] . '>' . $n[$i];
259 my $diff = join('', @o);
260 print "# diff_bits $diff\n";
263 print "[press enter]\n";
266 if ( $cmd =~ /(p|o)(\d+)=(\d+)/ ) {
267 my ( $what, $p, $v ) = ( $1, $2, $3 );
269 my $old_bsr = reverse $BSR;
272 if ( $what eq 'p' && length($v) == 1 ) {
275 my $io = $pin2io->[$pin];
276 my $bit = $io2bit->{$io}->[0];
278 warn "# pin $pin = $v io=$io bit=$bit\n";
281 substr($old_bsr,0,$bit+1) # leave input as-is
282 . ( $v eq 'Z' ? 1 : 0 ) # control
283 . ( $v & 1 ) # output
284 . substr($old_bsr,$bit+3)
288 } elsif ( $what eq 'o' && $p < $BOUNDARY_LENGTH ) {
290 #$b = substr($old_bsr,0,$o) . reverse $v . substr($old_bsr,$o+length($v));
291 $b = ( "0" x $o ) . reverse $v . ( "0" x ( length($old_bsr) - $o - length($v) ) );
292 warn "XXX",length($old_bsr), " == ",length($b);
293 $old_bsr = "0" x length($old_bsr);
295 print "IGNORED ",dump( $what, $p, $v );
300 diff_bits( $BSR, $b ), $/;
302 # print $sock "irscan $tap $opcode->{SAMPLE}\n"; # SAMPLE/PRELOAD
303 print $sock "drscan $tap $BOUNDARY_LENGTH 0x", bin2hex($b), "\n";
304 print $sock "irscan $tap $opcode->{EXTEST}\n"; # EXTEST
305 # print $sock "drscan $tap $BOUNDARY_LENGTH 0x", bin2hex($b), "\n";
307 } elsif ( $cmd =~ m/\?/ ) {
309 print $sock "irscan $tap $opcode->{SAMPLE}\n"; # SAMPLE/PRELOAD
310 print $sock "drscan $tap $BOUNDARY_LENGTH 0\n";
313 print $sock "irscan $tap $opcode->{SAMPLE}\n"; # SAMPLE/PRELOAD
314 print $sock "drscan $tap $BOUNDARY_LENGTH 0\n";