Generate port, bit, and output mode definitions from io.h

- fw/common/Makefile: generate related definitions from io.h (from IBDG)
- fw/Makefile: build the various firmware elements (from IDBG, without the
  target parts)

fw/Makefile

@@ -0,0 +1,36 @@
+#
+# fw/Makefile - ATSPI firmware build
+#
+# Written 2008-2010 by Werner Almesberger
+# Copyright 2008-2010 Werner Almesberger
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+
+
+DIRS=common boot atspi
+
+
+.PHONY:		all depend install uninstall clean spotless
+
+all:
+		for d in $(DIRS); do make -C $$d all || exit 1; done
+
+depend:
+		for d in $(DIRS); do make -C $$d depend || exit 1; done
+
+# Top-level Makefile recurses for "install" and "uninstall", which have no use
+# here. Just ignore them.
+
+install:
+
+uninstall:
+
+clean:
+		for d in $(DIRS); do make -C $$d clean || exit 1; done
+
+spotless:
+		for d in $(DIRS); do make -C $$d spotless || exit 1; done

fw/common/Makefile

@@ -0,0 +1,53 @@
+#
+# common/Makefile - Makefile for shared items
+#
+# Written 2008, 2010 by Werner Almesberger
+# Copyright 2008, 2010 Werner Almesberger
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+
+
+GEN_quiet	= @echo "  GENERATE " $@ &&
+
+ifeq ($(V),1)
+    GEN		=
+else
+    GEN		= $(GEN_quiet)
+endif
+
+
+.PHONY:		all depend clean spotless
+
+all:		io-parts.h
+
+io-parts.h:	io.h Makefile
+		$(GEN) $(CPP) -dD $< | \
+		  sed '1,/IO_H/d' | \
+		  awk \
+		  'BEGIN { print "/* MACHINE-GENERATED. DO NOT EDIT ! */"; \
+			print "#ifndef IO_PARTS_H"; \
+			print "#define IO_PARTS_H"; } \
+		   /#define/ && $$3 != "" { \
+			split($$3, a, "_"); \
+			print $$1, $$2 "_PORT", a[1]; \
+			print $$1, $$2 "_MODE", a[1] "MDOUT"; \
+			print $$1, $$2 "_BIT", a[2]; } \
+		   END { print "#endif" }' >$@ || \
+			    { rm -f $@; exit 1; }
+
+
+#
+# When we do a global "make depend", we'll come here first. So we create
+# io-parts.h so that "make depend" in the other directories can pick it up.
+#
+
+depend:		io-parts.h
+
+clean:
+		rm -f io-parts.h
+
+spotless:	clean