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-rwxr-xr-xsrc/genrules.pl376
1 files changed, 376 insertions, 0 deletions
diff --git a/src/genrules.pl b/src/genrules.pl
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+++ b/src/genrules.pl
@@ -0,0 +1,376 @@
+#!/usr/bin/perl -w
+#
+# Helper program to generate Makefile rules into file Rom from table in
+# file NIC
+#
+# GPL, Ken Yap 2001, with major contributions by Klaus Espenlaub
+# Revised 2002
+#
+
+use strict;
+
+use bytes;
+
+use File::Basename;
+
+use vars qw($familyfile $nic @families $curfam %drivers %pcient %isaent %isalist %buildent $arch @srcs);
+
+sub __gendep ($$$)
+{
+ my ($file, $deps, $driver_dep) = @_;
+ foreach my $source (@$deps) {
+ my $inc;
+ my @collect_dep = ();
+ $inc = "arch/$arch/include/$source" unless ! -e "arch/$arch/include/$source";
+ $inc = "include/$source" unless ! -e "include/$source";
+ $inc = dirname($file) . "/$source" unless ! -e dirname($file) . "/$source";
+ unless (defined($inc)) {
+ print STDERR "$source from $file not found (shouldn't happen)\n";
+ next;
+ };
+ next if (exists ${$driver_dep}{$inc});
+ ${$driver_dep}{$inc} = $inc;
+# Warn about failure to open, then skip, rather than soldiering on with the read
+ unless (open(INFILE, "$inc")) {
+ print STDERR "$inc: $! (shouldn't happen)\n";
+ next;
+ };
+ while (<INFILE>) {
+ chomp($_);
+# This code is not very smart: no C comments or CPP conditionals processing is
+# done. This may cause unexpected (or incorrect) additional dependencies.
+# However, ignoring the CPP conditionals is in some sense correct: we need to
+# figure out a superset of all the headers for the driver source.
+ next unless (s/^\s*#include\s*"([^"]*)".*$/$1/);
+# Ignore system includes, like the ones in osdep.h
+ next if ($_ =~ m:^/:);
+# Ignore "special" includes, like .buildserial.h
+ next if /^\./;
+ push(@collect_dep, $_);
+ }
+ close(INFILE);
+ if (@collect_dep) {
+ &__gendep($inc, \@collect_dep, $driver_dep);
+ }
+ }
+}
+
+sub gendep ($) {
+ my ($driver) = @_;
+
+ # Automatically generate the dependencies for the driver sources.
+ my %driver_dep = ();
+ __gendep( "", [ $driver ], \%driver_dep);
+ return sort values %driver_dep
+}
+
+# Make sure that every rom name exists only once.
+# make will warn if it finds duplicate rules, but it is better to stop
+sub checkduplicate (\%$$) {
+ my ($anyent, $curfam, $romname) = @_;
+ foreach my $family (@families) {
+ if (exists($$anyent{$family})) {
+ my $aref = $$anyent{$family};
+ foreach my $entry (@$aref) {
+ if ($entry->[0] eq $romname) {
+ print STDERR "\nROM name $romname defined twice. Please correct.\n";
+ exit 1;
+ }
+ }
+ }
+ }
+}
+
+sub genroms($) {
+ my ($driver) = @_;
+
+ # Automatically discover the ROMS this driver can produce.
+ unless (open(INFILE, "$driver")) {
+ print STDERR "$driver: %! (shouldn't happen)\n";
+ next;
+ };
+ while (<INFILE>) {
+ chomp($_);
+ if ($_ =~ m/^\s*PCI_ROM\(\s*0x([0-9A-Fa-f]*)\s*,\s*0x([0-9A-Fa-f]*)\s*,\s*"([^"]*)"\s*,\s*"([^"]*)"\)/) {
+
+ # We store a list of PCI IDs and comments for each PC target
+ my ($vendor_id, $device_id, $rom, $comment) = (hex($1), hex($2), $3, $4);
+ my $ids = sprintf("0x%04x,0x%04x", $vendor_id, $device_id);
+ checkduplicate(%pcient, $curfam, $rom);
+ push(@{$pcient{$curfam}}, [$rom, $ids, $comment]);
+ }
+ elsif($_ =~ m/^\s*ISA_ROM\(\s*"([^"]*)"\s*,\s*"([^"]*)"\)/) {
+ my ($rom, $comment) = ($1, $2);
+ # We store the base driver file for each ISA target
+ $isalist{$rom} = $curfam;
+ $buildent{$rom} = 1;
+ checkduplicate(%isaent, $curfam, $rom);
+ push(@{$isaent{$curfam}}, [$rom, $comment]);
+ }
+ elsif($_ =~ m/^\s*PCI_ROM/ or $_ =~ m/^\s*ISA_ROM/) {
+ # Complain since we cannot parse this. Of course it would be nicer if we could parse...
+ print STDERR "\nFound incomplete PCI_ROM or ISA_ROM macro in file $driver.\n";
+ print STDERR "ROM macros spanning more than one line are not supported,\n";
+ print STDERR "please adjust $driver accordingly.\n\n\n";
+ exit 1;
+ }
+ }
+}
+
+sub addfam ($) {
+ my ($family) = @_;
+
+ push(@families, $family);
+ # We store the list of dependencies in the hash for each family
+ my @deps = &gendep("$family.c");
+ $drivers{$family} = join(' ', @deps);
+ $pcient{$family} = [];
+ genroms("$family.c");
+}
+
+sub addrom ($) {
+ my ($rom, $ids, $comment) = split(' ', $_[0], 3);
+
+ # defaults if missing
+ $ids = '-' unless ($ids);
+ $comment = $rom unless ($comment);
+ if ($ids ne '-') {
+ # We store a list of PCI IDs and comments for each PCI target
+ checkduplicate(%pcient, $curfam, $rom);
+ push(@{$pcient{$curfam}}, [$rom, $ids, $comment]);
+ } else {
+ # We store the base driver file for each ISA target
+ $isalist{$rom} = $curfam;
+ $buildent{$rom} = 1;
+ checkduplicate(%isaent, $curfam, $rom);
+ push(@{$isaent{$curfam}}, [$rom, $comment]);
+ }
+}
+
+# Return true if this driver is ISA only
+sub isaonly ($) {
+ my $aref = $pcient{$_[0]};
+
+ return ($#$aref < 0);
+}
+
+$#ARGV >= 1 or die "Usage: $0 Families bin/NIC arch sources...\n";
+$familyfile = shift(@ARGV);
+$nic = shift(@ARGV);
+$arch = shift(@ARGV);
+@srcs = @ARGV;
+open FAM, "<$familyfile" or die "Could not open $familyfile: $!\n";
+
+$curfam = '';
+while ( <FAM> ) {
+ chomp($_);
+ next if (/^\s*(#.*)?$/);
+ my ($keyword) = split(' ', $_ , 2);
+ if ($keyword eq 'family') {
+ my ($keyword, $driver) = split(' ', $_, 2);
+ $curfam = '';
+ if (! -e "$driver.c") {
+ print STDERR "Driver file $driver.c not found, skipping...\n";
+ next;
+ }
+ if ($driver =~ "^arch" && $driver !~ "^arch/$arch") {
+# This warning just makes noise for most compilations.
+# print STDERR "Driver file $driver.c not for arch $arch, skipping...\n";
+ next;
+ }
+ &addfam($curfam = $driver);
+ } else {
+ # skip until we have a valid family
+ next if ($curfam eq '');
+ &addrom($_);
+ }
+}
+close FAM;
+
+open(N,">$nic") or die "$nic: $!\n";
+print N <<EOF;
+# This is an automatically generated file, do not edit
+# It does not affect anything in the build, it's only for rom-o-matic
+
+EOF
+foreach my $family (@families) {
+ print N "family\t$family\n";
+ if (exists($pcient{$family})) {
+ my $aref = $pcient{$family};
+ foreach my $entry (@$aref) {
+ my $rom = $entry->[0];
+ my $ids = $entry->[1];
+ my $comment = $entry->[2];
+ print N "$rom\t$ids\t$comment\n";
+ }
+ }
+ if (exists($isaent{$family})) {
+ my $aref = $isaent{$family};
+ foreach my $entry (@$aref) {
+ my $rom = $entry->[0];
+ my $comment = $entry->[1];
+ print N "$rom\t-\t$comment\n";
+ }
+ }
+ print N "\n";
+}
+close(N);
+
+# Generate the normal source dependencies
+print "# Core object file dependencies\n";
+foreach my $source (@srcs) {
+ next if ($source !~ '[.][cS]$');
+ my @deps = &gendep($source);
+ my $obj = $source;
+ $obj =~ s/^.*?([^\/]+)\.[cS]/bin\/$1.o/;
+ foreach my $dep (@deps) {
+ print "$obj: $dep\n";
+ }
+ print("\n");
+}
+
+# Generate the assignments to DOBJS and BINS
+print "# Driver object files and ROM image files\n";
+print "DOBJS\t:=\n";
+print "PCIOBJS\t:=\n";
+
+print "# Target formats\n";
+print "EB_ISOS\t:=\n";
+print "EB_LISOS\t:=\n";
+print "EB_COMS\t:=\n";
+print "EB_EXES\t:=\n";
+print "EB_LILOS\t:=\n";
+print "EB_ZLILOS\t:=\n";
+print "EB_PXES\t:=\n";
+print "EB_ZPXES\t:=\n";
+print "EB_DSKS\t:=\n";
+print "EB_ZDSKS\t:=\n";
+print "EB_ELFS\t:=\n";
+print "EB_ZELFS\t:=\n";
+print "EB_LMELFS\t:=\n";
+print "EB_ZLMELFS\t:=\n";
+print "EB_ELFDS\t:=\n";
+print "EB_ZELFDS\t:=\n";
+print "EB_LMELFDS\t:=\n";
+print "EB_ZLMELFDS\t:=\n";
+
+foreach my $pci (sort keys %pcient) {
+ my $img = basename($pci);
+
+ print "DOBJS\t+= \$(BIN)/$img.o\n";
+ print "PCIOBJS\t+= \$(BIN)/$img.o\n" unless isaonly($pci);
+
+# Output targets
+ print "EB_LILOS\t+= \$(BIN)/$img.lilo \nEB_ZLILOS\t+= \$(BIN)/$img.zlilo\n";
+ print "EB_PXES\t+= \$(BIN)/$img.pxe \nEB_ZPXES\t+= \$(BIN)/$img.zpxe\n";
+ print "EB_DSKS\t+= \$(BIN)/$img.dsk \nEB_ZDSKS\t+= \$(BIN)/$img.zdsk\n";
+ print "EB_ELFS\t+= \$(BIN)/$img.elf \nEB_ZELFS\t+= \$(BIN)/$img.zelf\n";
+ print "EB_LMELFS\t+= \$(BIN)/$img.lmelf \nEB_ZLMELFS\t+= \$(BIN)/$img.zlmelf\n";
+ print "EB_ELFDS\t+= \$(BIN)/$img.elfd \nEB_ZELFDS\t+= \$(BIN)/$img.zelfd\n";
+ print "EB_LMELFDS\t+= \$(BIN)/$img.lmelfd \nEB_ZLMELFDS\t+= \$(BIN)/$img.zlmelfd\n";
+ print "EB_BIMAGES\t+= \$(BIN)/$img.bImage \nEB_BZIMAGES\t+= \$(BIN)/$img.bzImage\n";
+ print "EB_ISOS\t+= \$(BIN)/$img.iso\n";
+ print "EB_LISOS\t+= \$(BIN)/$img.liso\n";
+ print "EB_COMS\t+= \$(BIN)/$img.com\n";
+ print "EB_EXES\t+= \$(BIN)/$img.exe\n";
+}
+
+foreach my $img (sort keys %buildent) {
+
+ print "DOBJS\t+= \$(BIN)/$img.o\n";
+
+# Output targets
+ print "EB_LILOS\t+= \$(BIN)/$img.lilo \nEB_ZLILOS\t+= \$(BIN)/$img.zlilo\n";
+ print "EB_PXES\t+= \$(BIN)/$img.pxe \nEB_ZPXES\t+= \$(BIN)/$img.zpxe\n";
+ print "EB_DSKS\t+= \$(BIN)/$img.dsk \nEB_ZDSKS\t+= \$(BIN)/$img.zdsk\n";
+ print "EB_ELFS\t+= \$(BIN)/$img.elf \nEB_ZELFS\t+= \$(BIN)/$img.zelf\n";
+ print "EB_LMELFS\t+= \$(BIN)/$img.lmelf \nEB_ZLMELFS\t+= \$(BIN)/$img.zlmelf\n";
+ print "EB_ELFDS\t+= \$(BIN)/$img.elfd \nEB_ZELFDS\t+= \$(BIN)/$img.zelfd\n";
+ print "EB_LMELFDS\t+= \$(BIN)/$img.lmelfd \nEB_ZLMELFDS\t+= \$(BIN)/$img.zlmelfd\n";
+ print "EB_BIMAGES\t+= \$(BIN)/$img.bImage \nEB_BZIMAGE\t+= \$(BIN)/$img.bzImage\n";
+ print "EB_ISOS\t+= \$(BIN)/$img.iso\n";
+ print "EB_LISOS\t+= \$(BIN)/$img.liso\n";
+ print "EB_COMS\t+= \$(BIN)/$img.com\n";
+ print "EB_EXES\t+= \$(BIN)/$img.exe\n";
+}
+
+print "ROMS\t:=\n";
+foreach my $family (sort keys %pcient) {
+ my $aref = $pcient{$family};
+ foreach my $entry (@$aref) {
+ my $rom = $entry->[0];
+ print "ROMS\t+= \$(BIN)/$rom.rom \$(BIN)/$rom.zrom\n";
+ }
+}
+foreach my $isa (sort keys %isalist) {
+ print "ROMS\t+= \$(BIN)/$isa.rom \$(BIN)/$isa.zrom\n";
+}
+
+# Generate the *.o rules
+print "\n# Rules to build the driver object files\n";
+foreach my $pci (sort keys %drivers) {
+ # For ISA the rule for .o will generated later
+ next if isaonly($pci);
+ # PCI drivers are compiled only once for all ROMs
+ (my $macro = basename($pci)) =~ tr/\-/_/;
+ my $obj = basename($pci);
+ my $deps = $drivers{$pci};
+ print <<EOF;
+
+\$(BIN)/$obj.o: $pci.c \$(MAKEDEPS) $deps
+ \$(CC) \$(CFLAGS) \$(\U$macro\EFLAGS) -o \$@ -c \$<
+
+\$(BIN)/$obj--%.o: \$(BIN)/%.o \$(BIN)/$obj.o \$(MAKEDEPS)
+ \$(LD) -r \$(BIN)/$obj.o \$< -o \$@
+
+EOF
+}
+
+# Do the ISA entries
+foreach my $isa (sort keys %isalist) {
+ (my $macro = $isa) =~ tr/\-/_/;
+ my $base = $isalist{$isa};
+ my $deps = $drivers{$base};
+ print <<EOF;
+\$(BIN)/$isa.o: $base.c \$(MAKEDEPS) $deps
+ \$(CC) \$(CFLAGS) \$(\U$macro\EFLAGS) -o \$@ -c \$<
+
+\$(BIN)/$isa--%.o: \$(BIN)/%.o \$(BIN)/$isa.o \$(MAKEDEPS)
+ \$(LD) -r \$(BIN)/$isa.o \$< -o \$@
+EOF
+}
+
+# Generate the Rom rules
+print "# Rules to build the ROM files\n";
+foreach my $family (sort keys %pcient) {
+ next if isaonly($family);
+ my $img = basename($family);
+ print <<EOF;
+ROMTYPE_$img = PCI
+EOF
+ my $aref = $pcient{$family};
+ foreach my $entry (@$aref) {
+ my ($rom, $ids, $comment) = @$entry;
+ next if ($ids eq '-');
+ print <<EOF;
+ROMTYPE_$rom = PCI
+MAKEROM_ID_$rom = -p $ids
+
+EOF
+ next if($rom eq $img);
+ print <<EOF;
+\$(BIN)/$rom\%rom: \$(BIN)/$img\%rom
+ cat \$< > \$@
+ \$(MAKEROM) \$(MAKEROM_FLAGS) \$(MAKEROM_\$(ROMCARD)) \$(MAKEROM_ID_\$(ROMCARD)) -i\$(IDENT) \$@
+
+EOF
+ }
+}
+
+# ISA ROMs are prepared from the matching code images
+# Think this can probably be removed, but not sure
+foreach my $isa (sort keys %isalist) {
+ print <<EOF;
+EOF
+}
+
generated by cgit v1.2.3-55-g7522 (git 2.39.0) at 2026-02-27 22:37:16 +0100