diff --git a/scripts/dump-target-info.pl b/scripts/dump-target-info.pl new file mode 100755 index 0000000000..aa97f8d603 --- /dev/null +++ b/scripts/dump-target-info.pl @@ -0,0 +1,91 @@ +#!/usr/bin/env perl + +use strict; +use warnings; +use Cwd; + +my (%targets, %architectures); + +$ENV{'TOPDIR'} = Cwd::getcwd(); + + +sub parse_targetinfo { + my ($target_dir, $subtarget) = @_; + + if (open M, "make -C '$target_dir' --no-print-directory DUMP=1 TARGET_BUILD=1 SUBTARGET='$subtarget' |") { + my ($target_name, $target_arch, @target_features); + while (defined(my $line = readline M)) { + chomp $line; + + if ($line =~ /^Target: (.+)$/) { + $target_name = $1; + } + elsif ($line =~ /^Target-Arch-Packages: (.+)$/) { + $target_arch = $1; + } + elsif ($line =~ /^Target-Features: (.+)$/) { + @target_features = split /\s+/, $1; + } + elsif ($line =~ /^@\@$/) { + if ($target_name && $target_arch && + !grep { $_ eq 'broken' or $_ eq 'source-only' } @target_features) { + $targets{$target_name} = $target_arch; + $architectures{$target_arch} ||= []; + push @{$architectures{$target_arch}}, $target_name; + } + + undef $target_name; + undef $target_arch; + @target_features = (); + } + } + close M; + } +} + +sub get_targetinfo { + foreach my $target_makefile (glob "target/linux/*/Makefile") { + my ($target_dir) = $target_makefile =~ m!^(.+)/Makefile$!; + my @subtargets; + + if (open M, "make -C '$target_dir' --no-print-directory DUMP=1 TARGET_BUILD=1 val.FEATURES V=s 2>/dev/null |") { + if (defined(my $line = readline M)) { + chomp $line; + if (grep { $_ eq 'broken' or $_ eq 'source-only' } split /\s+/, $line) { + next; + } + } + } + + if (open M, "make -C '$target_dir' --no-print-directory DUMP=1 TARGET_BUILD=1 val.SUBTARGETS V=s 2>/dev/null |") { + if (defined(my $line = readline M)) { + chomp $line; + @subtargets = split /\s+/, $line; + } + close M; + } + + push @subtargets, 'generic' if @subtargets == 0; + + foreach my $subtarget (@subtargets) { + parse_targetinfo($target_dir, $subtarget); + } + } +} + +if (@ARGV == 1 && $ARGV[0] eq 'targets') { + get_targetinfo(); + foreach my $target_name (sort keys %targets) { + printf "%s %s\n", $target_name, $targets{$target_name}; + } +} +elsif (@ARGV == 1 && $ARGV[0] eq 'architectures') { + get_targetinfo(); + foreach my $target_arch (sort keys %architectures) { + printf "%s %s\n", $target_arch, join ' ', @{$architectures{$target_arch}}; + } +} +else { + print "Usage: $0 targets\n"; + print "Usage: $0 architectures\n"; +}