scripts/target-metadata.pl

   1 #!/usr/bin/env perl
   2 use FindBin;
   3 use lib "$FindBin::Bin";
   4 use strict;
   5 use metadata;
   6 use Getopt::Long;
   7
   8 sub target_config_features(@) {
   9         my $ret;
  10
  11         while ($_ = shift @_) {
  12                 /arm_v(\w+)/ and $ret .= "\tselect arm_v$1\n";
  13                 /broken/ and $ret .= "\tdepends on BROKEN\n";
  14                 /audio/ and $ret .= "\tselect AUDIO_SUPPORT\n";
  15                 /display/ and $ret .= "\tselect DISPLAY_SUPPORT\n";
  16                 /dt/ and $ret .= "\tselect USES_DEVICETREE\n";
  17                 /gpio/ and $ret .= "\tselect GPIO_SUPPORT\n";
  18                 /pci/ and $ret .= "\tselect PCI_SUPPORT\n";
  19                 /pcie/ and $ret .= "\tselect PCIE_SUPPORT\n";
  20                 /usb/ and $ret .= "\tselect USB_SUPPORT\n";
  21                 /usbgadget/ and $ret .= "\tselect USB_GADGET_SUPPORT\n";
  22                 /pcmcia/ and $ret .= "\tselect PCMCIA_SUPPORT\n";
  23                 /rtc/ and $ret .= "\tselect RTC_SUPPORT\n";
  24                 /squashfs/ and $ret .= "\tselect USES_SQUASHFS\n";
  25                 /jffs2$/ and $ret .= "\tselect USES_JFFS2\n";
  26                 /jffs2_nand/ and $ret .= "\tselect USES_JFFS2_NAND\n";
  27                 /ext4/ and $ret .= "\tselect USES_EXT4\n";
  28                 /targz/ and $ret .= "\tselect USES_TARGZ\n";
  29                 /cpiogz/ and $ret .= "\tselect USES_CPIOGZ\n";
  30                 /minor/ and $ret .= "\tselect USES_MINOR\n";
  31                 /ubifs/ and $ret .= "\tselect USES_UBIFS\n";
  32                 /fpu/ and $ret .= "\tselect HAS_FPU\n";
  33                 /spe_fpu/ and $ret .= "\tselect HAS_SPE_FPU\n";
  34                 /ramdisk/ and $ret .= "\tselect USES_INITRAMFS\n";
  35                 /powerpc64/ and $ret .= "\tselect powerpc64\n";
  36                 /nommu/ and $ret .= "\tselect NOMMU\n";
  37                 /mips16/ and $ret .= "\tselect HAS_MIPS16\n";
  38                 /rfkill/ and $ret .= "\tselect RFKILL_SUPPORT\n";
  39                 /low_mem/ and $ret .= "\tselect LOW_MEMORY_FOOTPRINT\n";
  40                 /small_flash/ and $ret .= "\tselect SMALL_FLASH\n";
  41                 /nand/ and $ret .= "\tselect NAND_SUPPORT\n";
  42         }
  43         return $ret;
  44 }
  45
  46 sub target_name($) {
  47         my $target = shift;
  48         my $parent = $target->{parent};
  49         if ($parent) {
  50                 return $target->{parent}->{name}." - ".$target->{name};
  51         } else {
  52                 return $target->{name};
  53         }
  54 }
  55
  56 sub kver($) {
  57         my $v = shift;
  58         $v =~ tr/\./_/;
  59         if (substr($v,0,2) eq "2_") {
  60                 $v =~ /(\d+_\d+_\d+)(_\d+)?/ and $v = $1;
  61         } else {
  62                 $v =~ /(\d+_\d+)(_\d+)?/ and $v = $1;
  63         }
  64         return $v;
  65 }
  66
  67 sub print_target($) {
  68         my $target = shift;
  69         my $features = target_config_features(@{$target->{features}});
  70         my $help = $target->{desc};
  71         my $confstr;
  72
  73         chomp $features;
  74         $features .= "\n";
  75         if ($help =~ /\w+/) {
  76                 $help =~ s/^\s*/\t  /mg;
  77                 $help = "\thelp\n$help";
  78         } else {
  79                 undef $help;
  80         }
  81
  82         my $v = kver($target->{version});
  83         if (@{$target->{subtargets}} == 0) {
  84         $confstr = <<EOF;
  85 config TARGET_$target->{conf}
  86         bool "$target->{name}"
  87         select LINUX_$v
  88 EOF
  89         }
  90         else {
  91                 $confstr = <<EOF;
  92 config TARGET_$target->{conf}
  93         bool "$target->{name}"
  94 EOF
  95         }
  96         if ($target->{subtarget}) {
  97                 $confstr .= "\tdepends on TARGET_$target->{boardconf}\n";
  98         }
  99         if (@{$target->{subtargets}} > 0) {
 100                 $confstr .= "\tselect HAS_SUBTARGETS\n";
 101                 grep { /broken/ } @{$target->{features}} and $confstr .= "\tdepends on BROKEN\n";
 102         } else {
 103                 $confstr .= $features;
 104                 if ($target->{arch} =~ /\w/) {
 105                         $confstr .= "\tselect $target->{arch}\n";
 106                 }
 107                 if ($target->{has_devices}) {
 108                         $confstr .= "\tselect HAS_DEVICES\n";
 109                 }
 110         }
 111
 112         foreach my $dep (@{$target->{depends}}) {
 113                 my $mode = "depends on";
 114                 my $flags;
 115                 my $name;
 116
 117                 $dep =~ /^([@\+\-]+)(.+)$/;
 118                 $flags = $1;
 119                 $name = $2;
 120
 121                 next if $name =~ /:/;
 122                 $flags =~ /-/ and $mode = "deselect";
 123                 $flags =~ /\+/ and $mode = "select";
 124                 $flags =~ /@/ and $confstr .= "\t$mode $name\n";
 125         }
 126         $confstr .= "$help\n\n";
 127         print $confstr;
 128 }
 129
 130 sub merge_package_lists($$) {
 131         my $list1 = shift;
 132         my $list2 = shift;
 133         my @l = ();
 134         my %pkgs;
 135
 136         foreach my $pkg (@$list1, @$list2) {
 137                 $pkgs{$pkg} = 1;
 138         }
 139         foreach my $pkg (keys %pkgs) {
 140                 push @l, $pkg unless ($pkg =~ /^-/ or $pkgs{"-$pkg"});
 141         }
 142         return sort(@l);
 143 }
 144
 145 sub gen_target_config() {
 146         my $file = shift @ARGV;
 147         my @target = parse_target_metadata($file);
 148         my %defaults;
 149
 150         my @target_sort = sort {
 151                 target_name($a) cmp target_name($b);
 152         } @target;
 153
 154
 155         print <<EOF;
 156 choice
 157         prompt "Target System"
 158         default TARGET_ar71xx
 159         reset if !DEVEL
 160
 161 EOF
 162
 163         foreach my $target (@target_sort) {
 164                 next if $target->{subtarget};
 165                 print_target($target);
 166         }
 167
 168         print <<EOF;
 169 endchoice
 170
 171 choice
 172         prompt "Subtarget" if HAS_SUBTARGETS
 173 EOF
 174         foreach my $target (@target) {
 175                 next unless $target->{def_subtarget};
 176                 print <<EOF;
 177         default TARGET_$target->{conf}_$target->{def_subtarget} if TARGET_$target->{conf}
 178 EOF
 179         }
 180         print <<EOF;
 181
 182 EOF
 183         foreach my $target (@target) {
 184                 next unless $target->{subtarget};
 185                 print_target($target);
 186         }
 187
 188 print <<EOF;
 189 endchoice
 190
 191 choice
 192         prompt "Target Profile"
 193
 194 EOF
 195         foreach my $target (@target) {
 196                 my $profile = $target->{profiles}->[0];
 197                 $profile or next;
 198                 print <<EOF;
 199         default TARGET_$target->{conf}_$profile->{id} if TARGET_$target->{conf}
 200 EOF
 201         }
 202
 203         print <<EOF;
 204
 205 config TARGET_MULTI_PROFILE
 206         bool "Multiple devices"
 207         depends on HAS_DEVICES
 208
 209 EOF
 210
 211         foreach my $target (@target) {
 212                 my $profiles = $target->{profiles};
 213                 foreach my $profile (@{$target->{profiles}}) {
 214                         print <<EOF;
 215 config TARGET_$target->{conf}_$profile->{id}
 216         bool "$profile->{name}"
 217         depends on TARGET_$target->{conf}
 218 EOF
 219                         my @pkglist = merge_package_lists($target->{packages}, $profile->{packages});
 220                         foreach my $pkg (@pkglist) {
 221                                 print "\tselect DEFAULT_$pkg\n";
 222                                 $defaults{$pkg} = 1;
 223                         }
 224                         my $help = $profile->{desc};
 225                         if ($help =~ /\w+/) {
 226                                 $help =~ s/^\s*/\t  /mg;
 227                                 $help = "\thelp\n$help";
 228                         } else {
 229                                 undef $help;
 230                         }
 231                         print "$help\n";
 232                 }
 233         }
 234
 235         print <<EOF;
 236 endchoice
 237
 238 menu "Target Devices"
 239         depends on TARGET_MULTI_PROFILE
 240
 241 EOF
 242         foreach my $target (@target) {
 243                 my $profiles = $target->{profiles};
 244                 foreach my $profile (@{$target->{profiles}}) {
 245                         next unless $profile->{id} =~ /^DEVICE_/;
 246                         print <<EOF;
 247 config TARGET_DEVICE_$target->{conf}_$profile->{id}
 248         bool "$profile->{name}"
 249         depends on TARGET_$target->{conf}
 250 EOF
 251                         my @pkglist = merge_package_lists($target->{packages}, $profile->{packages});
 252                         foreach my $pkg (@pkglist) {
 253                                 print "\tselect DEFAULT_$pkg\n";
 254                                 $defaults{$pkg} = 1;
 255                         }
 256                 }
 257         }
 258
 259         print <<EOF;
 260
 261 endmenu
 262
 263 config HAS_SUBTARGETS
 264         bool
 265
 266 config HAS_DEVICES
 267         bool
 268
 269 config TARGET_BOARD
 270         string
 271
 272 EOF
 273         foreach my $target (@target) {
 274                 $target->{subtarget} or print "\t\tdefault \"".$target->{board}."\" if TARGET_".$target->{conf}."\n";
 275         }
 276         print <<EOF;
 277 config TARGET_SUBTARGET
 278         string
 279         default "generic" if !HAS_SUBTARGETS
 280
 281 EOF
 282
 283         foreach my $target (@target) {
 284                 foreach my $subtarget (@{$target->{subtargets}}) {
 285                         print "\t\tdefault \"$subtarget\" if TARGET_".$target->{conf}."_$subtarget\n";
 286                 }
 287         }
 288         print <<EOF;
 289 config TARGET_PROFILE
 290         string
 291 EOF
 292         foreach my $target (@target) {
 293                 my $profiles = $target->{profiles};
 294                 foreach my $profile (@$profiles) {
 295                         print "\tdefault \"$profile->{id}\" if TARGET_$target->{conf}_$profile->{id}\n";
 296                 }
 297         }
 298
 299         print <<EOF;
 300
 301 config TARGET_ARCH_PACKAGES
 302         string
 303
 304 EOF
 305         foreach my $target (@target) {
 306                 next if @{$target->{subtargets}} > 0;
 307                 print "\t\tdefault \"".($target->{arch_packages} || $target->{board})."\" if TARGET_".$target->{conf}."\n";
 308         }
 309         print <<EOF;
 310
 311 config DEFAULT_TARGET_OPTIMIZATION
 312         string
 313 EOF
 314         foreach my $target (@target) {
 315                 next if @{$target->{subtargets}} > 0;
 316                 print "\tdefault \"".$target->{cflags}."\" if TARGET_".$target->{conf}."\n";
 317         }
 318         print "\tdefault \"-Os -pipe -funit-at-a-time\"\n";
 319         print <<EOF;
 320
 321 config CPU_TYPE
 322         string
 323 EOF
 324         foreach my $target (@target) {
 325                 next if @{$target->{subtargets}} > 0;
 326                 print "\tdefault \"".$target->{cputype}."\" if TARGET_".$target->{conf}."\n";
 327         }
 328         print "\tdefault \"\"\n";
 329
 330         my %kver;
 331         foreach my $target (@target) {
 332                 my $v = kver($target->{version});
 333                 next if $kver{$v};
 334                 $kver{$v} = 1;
 335                 print <<EOF;
 336
 337 config LINUX_$v
 338         bool
 339
 340 EOF
 341         }
 342         foreach my $def (sort keys %defaults) {
 343                 print "\tconfig DEFAULT_".$def."\n";
 344                 print "\t\tbool\n\n";
 345         }
 346 }
 347
 348 sub gen_profile_mk() {
 349         my $file = shift @ARGV;
 350         my $target = shift @ARGV;
 351         my @targets = parse_target_metadata($file);
 352         foreach my $cur (@targets) {
 353                 next unless $cur->{id} eq $target;
 354                 print "PROFILE_NAMES = ".join(" ", map { $_->{id} } @{$cur->{profiles}})."\n";
 355                 foreach my $profile (@{$cur->{profiles}}) {
 356                         print $profile->{id}.'_NAME:='.$profile->{name}."\n";
 357                         print $profile->{id}.'_PACKAGES:='.join(' ', @{$profile->{packages}})."\n";
 358                 }
 359         }
 360 }
 361
 362 sub parse_command() {
 363         GetOptions("ignore=s", \@ignore);
 364         my $cmd = shift @ARGV;
 365         for ($cmd) {
 366                 /^config$/ and return gen_target_config();
 367                 /^profile_mk$/ and return gen_profile_mk();
 368         }
 369         die <<EOF
 370 Available Commands:
 371         $0 config [file]                        Target metadata in Kconfig format
 372         $0 profile_mk [file] [target]           Profile metadata in makefile format
 373
 374 EOF
 375 }
 376
 377 parse_command();