X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=gpio.pl;h=5395ac5b216088d8240c9a1e8a09f901046d4e4b;hb=f66660c6f1820c18469ee6ca3903cead272ed969;hp=b4e8a9aab3385787ef26f05c10ecf3957e0d0373;hpb=6db9b494042f57200f31a1d7df4f33a7582e3fd9;p=linux-gpio-pinout diff --git a/gpio.pl b/gpio.pl index b4e8a9a..5395ac5 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 +50,9 @@ my $model = slurp('/proc/device-tree/model'); $model =~ s/\x00$//; # strip kernel NULL warn "# model [$model]"; +OPEN_PINS_AGAIN: +open(DATA, '<', $opt_pins) if $opt_pins; + my @lines; my $line_i = 0; @@ -47,10 +66,8 @@ while() { } else { $include = 0; } - } elsif ( m/^#\s+/ ) { - $include = 1; - } elsif ( $include ) { - push @{ $pins->{$1} }, $line_i while ( m/\t(\w+\d+)/g ); + } elsif ( $include || $opt_pins ) { + push @{ $pins->{$1} }, $line_i while ( m/\t\s*(\w+\d+)/g ); push @lines, $_; @@ -60,57 +77,126 @@ while() { } } +if ( ! $opt_pins && ! $pins ) { + my $glob = $model; + my $glob =~ s/^(\w+).*$/$1/; + my @pins = glob "pins/${glob}*"; + warn "# possible pins: ",dump( \@pins ); + $opt_pins = $pins[0]; + goto OPEN_PINS_AGAIN; +} + 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*'), # 4.x + glob( '/sys/devices/soc.*/*.uart/tty/tty*') # 3.10 +) { + my @v = split(/\//, $_); + $serial_tty->{ $v[-3] } = $v[-1]; +} +warn "# serial_tty = ",dump($serial_tty); + + my $pin_function; my $device; +my $pin; +my $function; + +sub annotate_pin { + my ($pin, $note) = @_; + if ( $pins->{$pin} ) { + foreach my $line ( @{$pins->{$pin}} ) { + my $t = $lines[$line]; + if ( $opt_svg ) { + $t =~ s/$pin/$note/; + } else { + $t =~ s/$pin/$pin $note/ || warn "can't find $pin in [$t]"; + } + $lines[$line] = $t; + warn "# $line: $lines[$line]\n"; + } + } else { + warn "IGNORED: pin $pin function $note\n"; + } +} -open(my $fh, '<', '/sys/kernel/debug/pinctrl/pinctrl-handles'); +open(my $fh, '<', $opt_read . '/sys/kernel/debug/pinctrl/pinctrl-maps'); while(<$fh>) { chomp; - if ( m/device: [0-9a-f]+\.(\w+)/ ) { + if ( m/^device (\S+)/ ) { $device = $1; - } elsif ( m/group: (\w+\d+)\s.+function: (\S+)/ ) { - my ($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]"; - } - $lines[$line] = $t; - warn "# $line: $lines[$line]\n"; - } + if ( my $replace = $serial_tty->{$device} ) { + $device = $replace; # replace serial hex with kernel name } else { - warn "IGNORED: pin $pin function $function\n"; + $device =~ s/^[0-9a-f]*\.//; # remove hex address } + } elsif ( m/^group (\w+\d+)/ ) { + $pin = $1; + + } elsif ( m/^function (\S+)/ ) { + $function = $1; + } elsif ( m/^$/ ) { + if ( $device && $pin && $function ) { + push @{ $pin_function->{$pin} }, "$device $function"; + + annotate_pin $pin, "[$device $function]"; + } else { + warn "missing one of ",dump( $device, $pin, $function ); + } + + $device = undef; + $pin = undef; + $function = undef; + } } warn "# pin_function = ",dump($pin_function); +open(my $pio, '-|', 'sunxi-pio -m print'); +while(<$pio>) { + chomp; + s/[<>]+/ /g; + my @p = split(/\s+/,$_); + warn "# pio ",dump(\@p); + # annotate input 0 and output 1 pins +# annotate_pin $p[0], ( $p[1] ? 'O' : 'I' ) . ':' . $p[4] if $p[1] == 0 || $p[1] == 1; + my $pin = shift @p; + annotate_pin $pin, join(' ',@p); +} +close($pio); + 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/\[(\w+)\s+(\w+)\] \[\1\s+(\w+)\]/[$1 $2 $3]/g; # compress kernel annotation with same prefix + $line =~ s/(\[(?:uart\d*|serial|tty\w+))([^\t]*\]\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; + + $line =~ s/\[(\w+)\s+([^\]]+)\s+\1\]/[$1 $2]/g; # duplicate + my @v = split(/\s*\t+\s*/,$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 +211,8 @@ 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{ @@ -177,6 +261,9 @@ 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 { @@ -214,6 +301,7 @@ sub svg_style { } 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 +318,35 @@ 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]$max_len[3]s\n"; # cut marks @@ -245,10 +360,16 @@ sub cut_mark { push @cut_marks, sprintf($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 +379,16 @@ 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 +400,41 @@ 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 +442,17 @@ 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{