openwrt/scripts/dump-target-info.pl

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5.3 KiB
Perl
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#!/usr/bin/env perl
use strict;
use warnings;
use Cwd;
my (%targets, %architectures, %kernels, %devices);
$ENV{'TOPDIR'} = Cwd::getcwd();
sub parse_targetinfo {
my ($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_kernel, $target_testing_kernel, @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 =~ /^Linux-Version: (\d\.\d+)\.\d+$/) {
$target_kernel = $1;
}
elsif ($line =~ /^Linux-Testing-Version: (\d\.\d+)\.\d+$/) {
$target_testing_kernel = $1;
}
elsif ($line =~ /^Target-Features: (.+)$/) {
@target_features = split /\s+/, $1;
}
elsif ($line =~ /^@\@$/) {
if ($target_name && $target_arch && $target_kernel &&
!grep { $_ eq 'broken' or $_ eq 'source-only' } @target_features) {
$targets{$target_name} = $target_arch;
$architectures{$target_arch} ||= [];
push @{$architectures{$target_arch}}, $target_name;
$kernels{$target_name} ||= [];
push @{$kernels{$target_name}}, $target_kernel;
if ($target_testing_kernel) {
push @{$kernels{$target_name}}, $target_testing_kernel;
}
}
undef $target_name;
undef $target_arch;
undef $target_kernel;
undef $target_testing_kernel;
@target_features = ();
}
}
close M;
}
}
sub parse_devices {
my ($target_dir, $subtarget) = @_;
if (open M, "make -C '$target_dir' --no-print-directory DUMP=1 TARGET_BUILD=1 SUBTARGET='$subtarget' V=s |") {
my ($device_profile, $device_name, @device_alt_names, $device_is_alt);
while (defined(my $line = readline M)) {
chomp $line;
if ($line =~ /^Target-Profile-Name: (.+)$/) {
$device_name = $1;
}
elsif ($line =~ /^Target-Profile: DEVICE_(.+)$/) {
$device_profile = $1;
}
# Logic behind this.
# DUMP duplicate info for each alternative device name and
# the alternative device name are printed first before the
# primary device name
# Alternative device titles always have the full list of
# all the alternative device name.
# The device name pattern for an alternative device name is
# Target-Profile-Name: ALT_NAME (PRIMARY_NAME)
# We compare the detected device name and check if it does
# match the alternative device name pattern with one of
# the alternative device name in Alternative device titles:
# If an alternative device name is detected,
# alternative device is skipped.
elsif ($line =~ /^Alternative device titles:$/) {
while (defined($line = readline M)) {
if ($line =~ /^- (.+)$/) {
if ($device_name =~ /^\Q$1\E \((.+)\)$/) {
$device_is_alt = 1;
last;
}
push @device_alt_names, $1;
}
else {
last;
}
}
}
if ($line =~ /^@\@$/) {
if ($device_name && $device_profile && ! $device_is_alt) {
push @{$devices{$device_profile}}, $device_name;
if (scalar @device_alt_names) {
foreach my $device_alt_name (sort values @device_alt_names) {
push @{$devices{$device_profile}}, $device_alt_name;
}
}
}
undef $device_name;
undef $device_profile;
undef $device_is_alt;
@device_alt_names = ();
}
}
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, $subtarget);
}
}
}
sub get_devices {
my ($target_subtarget) = @_;
my ($target, $subtarget) = split /\//, $target_subtarget;
my ($target_dir) = "target/linux/" . $target;
parse_devices($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}};
}
}
elsif (@ARGV == 1 && $ARGV[0] eq 'kernels') {
get_targetinfo();
foreach my $target_name (sort keys %targets) {
printf "%s %s\n", $target_name, join ' ', @{$kernels{$target_name}};
}
}
elsif (@ARGV == 2 && $ARGV[0] eq 'devices') {
get_devices($ARGV[1]);
foreach my $device (sort keys %devices) {
printf "%s \"%s\"\n", $device, join '" "', @{$devices{$device}};
}
}
else {
print "Usage: $0 targets\n";
print "Usage: $0 architectures\n";
print "Usage: $0 kernels\n";
print "Usage: $0 devices <target/subtarget>\n";
}