X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=gpio.pl;h=aa7ebb61bfe104d948dc16f46630c8aeaedab4be;hb=9ecb56dc075f414399d981af0bf0e90cf4a1bcff;hp=659a99848581cfd3bec4667031c58e6af87a8d1e;hpb=abb763789d95125f5995c5a0278dc2fd84bf07fd;p=linux-gpio-pinout diff --git a/gpio.pl b/gpio.pl index 659a998..aa7ebb6 100755 --- a/gpio.pl +++ b/gpio.pl @@ -5,25 +5,41 @@ use autodie; use Data::Dump qw(dump); use Getopt::Long; -my $opt_svg = $ENV{SVG} || 0; -my $opt_alt = $ENV{ALT} || 0; -my $opt_invert = $ENV{INVERT} = 0; -my $opt_vertical = $ENV{VERTICAL} = 0; -my $opt_kernel = $ENV{kernel} = 1; +my $opt_svg = 0; +my $opt_alt = 0; +my $opt_invert = 0; +my $opt_vertical = 0; +my $opt_horizontal = 0; +my $opt_edge = 0; +my $opt_middle = 0; +my $opt_zebra = 0; +my $opt_lines = 0; +my $opt_read = ''; +my $opt_pins = ''; +my $opt_color = 0; GetOptions( 'svg!' => \$opt_svg, 'alt!' => \$opt_alt, 'invert!' => \$opt_invert, - 'vertical!' => \$opt_vertical, - 'kernel!' => \$opt_kernel, + 'vertical-flip!' => \$opt_vertical, + 'horizontal-flip!' => \$opt_horizontal, + 'edge-pins!' => \$opt_edge, + 'middle-pins!' => \$opt_middle, + 'zebra!' => \$opt_zebra, + 'lines!' => \$opt_lines, + 'read=s' => \$opt_read, + 'pins=s' => \$opt_pins, + 'color' => \$opt_color, ); # svg font hints my $font_w = 1.67; # < 2.54, font is not perfect square my $font_b = 2.10; # font baseline position +$opt_read .= '/' unless $opt_read =~ m/\/$/; + sub slurp { - open(my $fh, '<', shift); + open(my $fh, '<', $opt_read . shift); local $/ = undef; <$fh>; } @@ -34,6 +50,8 @@ my $model = slurp('/proc/device-tree/model'); $model =~ s/\x00$//; # strip kernel NULL warn "# model [$model]"; +open(DATA, '<', $opt_pins) if $opt_pins; + my @lines; my $line_i = 0; @@ -47,9 +65,7 @@ while() { } else { $include = 0; } - } elsif ( m/^#\s+/ ) { - $include = 1; - } elsif ( $include ) { + } elsif ( $include || $opt_pins ) { push @{ $pins->{$1} }, $line_i while ( m/\t(\w+\d+)/g ); push @lines, $_; @@ -62,30 +78,41 @@ while() { die "add pin definition for # $model" unless $pins; +#warn "# lines ",dump( \@lines ); warn "# pins ",dump($pins); +my $serial_tty; +foreach ( glob $opt_read . '/sys//devices/platform/soc*/*.serial/tty/tty*' ) { + my @v = split(/\//, $_); + $serial_tty->{ $v[-3] } = $v[-1]; +} +warn "# serial_tty = ",dump($serial_tty); + + my $pin_function; my $device; -open(my $fh, '<', '/sys/kernel/debug/pinctrl/pinctrl-handles'); +open(my $fh, '<', $opt_read . '/sys/kernel/debug/pinctrl/pinctrl-handles'); while(<$fh>) { chomp; - if ( m/device: [0-9a-f]+\.(\w+)/ ) { + if ( m/device: (\S+)/ ) { $device = $1; + if ( my $replace = $serial_tty->{$device} ) { + $device = $replace; # replace serial hex with kernel name + } else { + $device =~ s/^[0-9a-f]*\.//; # remove hex address + } } elsif ( m/group: (\w+\d+)\s.+function: (\S+)/ ) { my ($pin, $function) = ($1,$2); $pin_function->{$pin} = "$device $function"; - next unless $opt_kernel; - if ( $pins->{$pin} ) { foreach my $line ( @{$pins->{$pin}} ) { -warn "XXX $pin $line"; my $t = $lines[$line]; if ( $opt_svg ) { $t =~ s/$pin/[$device $function]/; } else { - $t =~ s/$pin/$pin [$device $function]/ || die "can't find $pin in [$t]"; + $t =~ s/$pin/$pin [$device $function]/ || warn "can't find $pin in [$t]"; } $lines[$line] = $t; warn "# $line: $lines[$line]\n"; @@ -100,17 +127,27 @@ warn "# pin_function = ",dump($pin_function); my @max_len = ( 0,0,0,0 ); my @line_parts; + +shift(@lines) while ( ! $lines[0] ); # remove empty at beginning +pop(@lines) while ( ! $lines[-1] ); # remove empty at end + foreach my $line (@lines) { if ( $line =~ m/^#/ ) { - push @line_parts, [ $line ] unless $opt_svg; + push @line_parts, [ $line ] unless $opt_svg && $line =~ m/^###+/; # SVG doesn't display 3rd level comments next; } - $line =~ s/(\[(:?uart|serial))([^\t]*\]\s[^\t]*(rx|tx)d?)/$1 $3$2/gi; - $line =~ s/(\[i2c)([^\t]*\]\s[^\t]*(sclk?|sda))/$1 $3$2/gi; + $line =~ s/(\[(?:uart|serial|tty\w+))([^\t]*\]\s[^\t]*(rx|tx)d?)/$1 $3$2/gi; + $line =~ s/(\[i2c)([^\t]*\]\s[^\t]*(scl?k?|sda))/$1 $3$2/gi; $line =~ s/(\[spi)([^\t]*\]\s[^\t]*(miso|mosi|s?clk|c[se]\d*))/$1 $3$2/gi; $line =~ s/\s*\([^\)]+\)//g if ! $opt_alt; + # shorten duplicate kernel device/function + $line =~ s/\[serial (\w+) (uart\d+)\]/[$2 $1]/g; + $line =~ s/\[(\w+) (\w+) \1(\d+)\]/[$1$3 $2]/g; + my @v = split(/\s*\t+\s*/,$line,4); + @v = ( $v[2], $v[3], $v[0], $v[1] ) if $opt_horizontal && $v[2]; + push @line_parts, [ @v ]; foreach my $i ( 0 .. 3 ) { next unless exists $v[$i]; @@ -125,10 +162,8 @@ warn "# line_parts = ",dump( \@line_parts ); #print "$_\n" foreach @lines; -my $fmt = "%$max_len[0]s %-$max_len[1]s %$max_len[2]s %-$max_len[3]s\n"; - -my $x = 30.00; # mm -my $y = 30.00; # mm +my $x = 20.00; # mm +my $y = 20.00; # mm if ( $opt_svg ) { print qq{ @@ -161,7 +196,7 @@ my $cols = { # foreground background vcc => [ '#ff0000', '#ffff00' ], gnd => [ '#000000', '#00ffff' ], i2c => [ '#008800', '#ffcccc' ], - uart => [ '#000088', '#ccffcc' ], + serial=>[ '#000088', '#ccffcc' ], spi => [ '#880000', '#ccccff' ], }; @@ -177,6 +212,9 @@ swap_cols 'txt' if $opt_invert; sub svg_style { my ($name,$x,$y,$col) = @_; + + return '' unless $opt_color; + $y -= $font_b; # shift box overlay to right vertical position based on font baseline sub rect { @@ -211,9 +249,10 @@ sub svg_style { my ($fg,$bg) = @{ $cols->{gnd} }; rect $x,$y,$col,$bg; return qq{ style="fill:$fg"}; - } elsif ( $name =~ m/\[(\w+)\d/ ) { # kernel + } elsif ( $name =~ m/\[(\w+)/ ) { # kernel my $dev = $1; my ($fg,$bg) = @{ $cols->{txt} }; + $dev = 'serial' if $dev =~ m/^tty/; ($fg,$bg) = @{ $cols->{$dev} } if exists $cols->{$dev}; rect $x,$y,$col,$bg; return qq{ style="fill:$fg"}; @@ -230,8 +269,35 @@ my $alt_col = 0; my @cols_order = ( 0,1,2,3 ); my @cols_align = ( '','-','','-' ); # sprintf prefix -@cols_order = ( 0,1,3,2 ); # pins outside on the right -@cols_align = ( '','-','-','' ); +my @cols_shuffle = @cols_order; + +if ( $opt_edge ) { + # pins outside on the right + @cols_shuffle = ( 0,1,3,2 ) if $opt_edge; + @cols_align = ( '-','-','','' ); +} elsif ( $opt_middle ) { + # pins in middle + @cols_shuffle = ( 1,0,2,3 ); + @cols_align = ( '','','-','-' ); +} + +sub cols_shuffle { + my ( $what, $order ) = @_; + my $new = []; + foreach my $i ( 0 .. $#$what ) { + $new->[$i] = $what->[ $order->[$i] ]; + } + warn "# cols_shuffle what=",dump($what)," order=",dump($order)," new=",dump($new); + return @$new; +} + +@cols_order = cols_shuffle( \@cols_order, \@cols_shuffle ); +@max_len = cols_shuffle( \@max_len, \@cols_shuffle ); + +warn "# cols_order = ",dump( \@cols_order ); +warn "# cols_align = ",dump( \@cols_align ); + +my $fmt = "%$cols_align[0]$max_len[0]s %$cols_align[1]$max_len[1]s %$cols_align[2]$max_len[2]s %$cols_align[3]$max_len[3]s\n"; # cut marks @@ -245,10 +311,16 @@ sub cut_mark { push @cut_marks, sprintf($line_fmt, $x-5, $y-$font_b, $x+5, $y-$font_b); push @cut_marks, sprintf($line_fmt, $x, $y-$font_b-5, $x, $y-$font_b+5); } -cut_mark $x, $y; +#cut_mark $x, $y; my $max_x = $x; $max_x += $max_len[$_] * $font_w foreach ( 0 .. 3 ); -cut_mark $max_x, $y; +#cut_mark $max_x, $y; + +sub line { + my ($x,$y,$max_x) = @_; + push @cut_marks, sprintf($line_fmt, $x, $y-$font_b, $max_x, $y-$font_b); +} + my $last_cut_mark = 0; @@ -258,12 +330,16 @@ foreach my $i ( 0 .. $#line_parts ) { if ( $opt_svg ) { - if ( ! exists $line->[0] ) { + # not a minimal two column pin description + if ( ! exists $line->[1] ) { + $last_cut_mark = 1 if $line->[0] =~ m/^##/; # skip comments + # before first empty line if ( $last_cut_mark == 0 ) { cut_mark $x, $y; cut_mark $max_x, $y; $last_cut_mark = 1; + line $x, $y, $max_x if $opt_lines; $y += 15; # make spacing between pinouts } } elsif ( $last_cut_mark ) { @@ -275,24 +351,41 @@ foreach my $i ( 0 .. $#line_parts ) { #warn "CUTMARK no magic"; } + line $x, $y, $max_x if $opt_lines && exists $line->[1]; + my ($fg,$bg) = @{ $cols->{txt} }; my $tspan = qq{\n}; my $x_pos = $x; - foreach my $i ( @cols_order ) { - next unless $line->[$i]; + foreach my $i ( 0 .. $#cols_order ) { + my $order = $cols_order[$i]; + next unless $line->[$order]; + my $text_anchor = 'middle'; - my $x2 = $x_pos + ( $max_len[$i] * $font_w ) / 2; - $tspan .= qq{[$i],$x_pos,$y,$i).sprintf( '>%' . $cols_align[$i] . $max_len[$i] . 's', $line->[$i]); - $x_pos += $max_len[$i] * $font_w; + my $len = $max_len[$i]; + my $x2 = $x_pos + ( $len * $font_w ) / 2; + # is this comment? + if ( $#$line == 0 && $line->[$order] =~ s/^#+s*// ) { + # comment, center over whole width + $len = length($line->[$order]); + $x2 = $x + (($max_x-$x)/2); # middle + $tspan .= qq{\t%' . $cols_align[$i] . $len . 's', $line->[0]); + } else { + $tspan .= qq{\t[$order],$x_pos,$y,$i).sprintf( '>%' . $cols_align[$i] . $len . 's', $line->[$order]); + } + $x_pos += $len * $font_w; } - $tspan .= qq{\n}; + $tspan .= qq{\n\n}; push @later,sprintf $tspan, @$line; $y += 2.54; - # swap pin colors for line stripes - swap_cols $_ foreach qw( pins txt ); + # swap pin colors for line stripe + if ( $opt_zebra ) { + swap_cols $_ foreach qw( pins txt ); + } else { + swap_cols 'pins'; + } } else { @@ -300,13 +393,17 @@ foreach my $i ( 0 .. $#line_parts ) { print $line->[0], "\n"; } else { push @$line, '' while ($#$line < 3); # fill-in single row header - printf $fmt, @$line; + printf $fmt, map { $line->[$_] } @cols_order; } } } if ( $opt_svg ) { + cut_mark $x,$y; + cut_mark $max_x,$y; + line $x, $y, $max_x if $opt_lines; + print qq{