# # Device Tree Compiler # # # Version information will be constructed in this order: # EXTRAVERSION might be "-rc", for example. # LOCAL_VERSION is likely from command line. # CONFIG_LOCALVERSION from some future config system. # VERSION = 1 PATCHLEVEL = 0 SUBLEVEL = 0 EXTRAVERSION = LOCAL_VERSION = CONFIG_LOCALVERSION = DTC_VERSION = $(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION) VERSION_FILE = version_gen.h CONFIG_SHELL := $(shell if [ -x "$$BASH" ]; then echo $$BASH; \ else if [ -x /bin/bash ]; then echo /bin/bash; \ else echo sh; fi ; fi) nullstring := space := $(nullstring) # end of line localver_config = $(subst $(space),, $(string) \ $(patsubst "%",%,$(CONFIG_LOCALVERSION))) localver_cmd = $(subst $(space),, $(string) \ $(patsubst "%",%,$(LOCALVERSION))) localver_scm = $(shell $(CONFIG_SHELL) ./scripts/setlocalversion) localver_full = $(localver_config)$(localver_cmd)$(localver_scm) dtc_version = $(DTC_VERSION)$(localver_full) # # Contents of the generated version file. # define filechk_version (echo "#define DTC_VERSION \"DTC $(dtc_version)\""; ) endef CPPFLAGS = -I libfdt CFLAGS = -Wall -g LDFLAGS = -Llibfdt BISON = bison INSTALL = /usr/bin/install DESTDIR = PREFIX = $(HOME) BINDIR = $(PREFIX)/bin LIBDIR = $(PREFIX)/lib INCLUDEDIR = $(PREFIX)/include # # Overall rules # ifdef V VECHO = : else VECHO = echo " " ARFLAGS = rc .SILENT: endif NODEPTARGETS = clean ifeq ($(MAKECMDGOALS),) DEPTARGETS = all else DEPTARGETS = $(filter-out $(NODEPTARGETS),$(MAKECMDGOALS)) endif all: dtc ftdump libfdt tests # # Rules for dtc proper # DTC_PROGS = dtc ftdump DTC_OBJS = dtc.o flattree.o fstree.o data.o livetree.o \ srcpos.o treesource.o \ dtc-parser.tab.o lex.yy.o DTC_DEPFILES = $(DTC_OBJS:%.o=%.d) BIN += dtc ftdump dtc-parser.tab.c dtc-parser.tab.h dtc-parser.output: dtc-parser.y @$(VECHO) BISON $@ @$(VECHO) ---- Expect 2 s/r and 2 r/r. ---- $(BISON) -d $< $(VERSION_FILE): Makefile FORCE $(call filechk,version) lex.yy.c: dtc-lexer.l @$(VECHO) LEX $@ $(LEX) $< dtc: $(DTC_OBJS) @$(VECHO) LD $@ $(LINK.c) -o $@ $^ ftdump: ftdump.o ifneq ($(DEPTARGETS),) -include $(DTC_DEPFILES) endif # # Rules for libfdt # LIBFDT_PREFIX = libfdt/ include libfdt/Makefile.libfdt .PHONY: libfdt libfdt: $(LIBFDT_LIB) libfdt_clean: @$(VECHO) CLEAN "(libfdt)" rm -f $(LIBFDT_CLEANFILES) ifneq ($(DEPTARGETS),) -include $(LIBFDT_DEPFILES) endif # # Testsuite rules # TESTS_PREFIX=tests/ include tests/Makefile.tests STD_CLEANFILES = *~ *.o *.d *.a *.i *.s core a.out GEN_CLEANFILES = $(VERSION_FILE) clean: libfdt_clean tests_clean @$(VECHO) CLEAN rm -f $(STD_CLEANFILES) rm -f $(GEN_CLEANFILES) rm -f *.tab.[ch] lex.yy.c *.output vgcore.* rm -f $(BIN) install: all @$(VECHO) INSTALL $(INSTALL) -d $(DESTDIR)$(BINDIR) $(INSTALL) -m 755 dtc $(DESTDIR)$(BINDIR) $(INSTALL) -d $(DESTDIR)$(LIBDIR) $(INSTALL) -m 644 $(LIBFDT_LIB) $(DESTDIR)$(LIBDIR) $(INSTALL) -d $(DESTDIR)$(INCLUDEDIR) $(INSTALL) -m 644 $(LIBFDT_INCLUDES) $(DESTDIR)$(INCLUDEDIR) define filechk set -e; \ echo ' CHK $@'; \ mkdir -p $(dir $@); \ $(filechk_$(1)) < $< > $@.tmp; \ if [ -r $@ ] && cmp -s $@ $@.tmp; then \ rm -f $@.tmp; \ else \ echo ' UPD $@'; \ mv -f $@.tmp $@; \ fi; endef # # Generic compile rules # %.o: %.c @$(VECHO) CC $@ $(CC) $(CPPFLAGS) $(CFLAGS) -o $@ -c $< %.o: %.S @$(VECHO) AS $@ $(CC) $(CPPFLAGS) $(AFLAGS) -D__ASSEMBLY__ -o $@ -c $< %.d: %.c $(CC) $(CPPFLAGS) -MM -MG -MT "$*.o $@" $< > $@ %.i: %.c @$(VECHO) CPP $@ $(CC) $(CPPFLAGS) -E $< > $@ %.s: %.c @$(VECHO) CC -S $@ $(CC) $(CPPFLAGS) $(CFLAGS) -o $@ -S $< %.a: @$(VECHO) AR $@ $(AR) $(ARFLAGS) $@ $^ FORCE: