| # |
| # 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 = |
| |
| CPPFLAGS = -I libfdt |
| CFLAGS = -Wall -g -Os |
| |
| BISON = bison |
| LEX = flex |
| |
| 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 |
| |
| 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 $(addprefix $(LIBFDT_srcdir)/,$(LIBFDT_INCLUDES)) $(DESTDIR)$(INCLUDEDIR) |
| |
| # |
| # Rules for versioning |
| # |
| |
| 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 |
| |
| 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 |
| |
| $(VERSION_FILE): Makefile FORCE |
| $(call filechk,version) |
| |
| # |
| # Rules for dtc proper |
| # |
| include Makefile.dtc |
| |
| BIN += dtc |
| |
| # This stops make from generating the lex and bison output during |
| # auto-dependency computation, but throwing them away as an |
| # intermediate target and building them again "for real" |
| .SECONDARY: $(DTC_GEN_SRCS) |
| |
| dtc: $(DTC_OBJS) |
| |
| ifneq ($(DEPTARGETS),) |
| -include $(DTC_OBJS:%.o=%.d) |
| endif |
| # |
| # Rules for ftdump |
| # |
| BIN += ftdump |
| |
| ftdump: ftdump.o |
| |
| ifneq ($(DEPTARGETS),) |
| -include ftdump.d |
| endif |
| # |
| # Rules for libfdt |
| # |
| LIBFDT_objdir = libfdt |
| LIBFDT_srcdir = libfdt |
| include $(LIBFDT_srcdir)/Makefile.libfdt |
| |
| .PHONY: libfdt |
| libfdt: $(LIBFDT_LIB) |
| |
| $(LIBFDT_LIB): $(addprefix $(LIBFDT_objdir)/,$(LIBFDT_OBJS)) |
| |
| libfdt_clean: |
| @$(VECHO) CLEAN "(libfdt)" |
| rm -f $(addprefix $(LIBFDT_objdir)/,$(STD_CLEANFILES)) |
| rm -f $(addprefix $(LIBFDT_objdir)/,$(LIBFDT_CLEANFILES)) |
| |
| ifneq ($(DEPTARGETS),) |
| -include $(LIBFDT_OBJS:%.o=$(LIBFDT_objdir)/%.d) |
| endif |
| |
| # |
| # Testsuite rules |
| # |
| TESTS_PREFIX=tests/ |
| include tests/Makefile.tests |
| |
| # |
| # Clean rules |
| # |
| STD_CLEANFILES = *~ *.o *.d *.a *.i *.s core a.out vgcore.* \ |
| *.tab.[ch] *.lex.c *.output |
| |
| clean: libfdt_clean tests_clean |
| @$(VECHO) CLEAN |
| rm -f $(STD_CLEANFILES) $(DTC_CLEANFILES) |
| rm -f $(VERSION_FILE) |
| rm -f $(BIN) |
| |
| # |
| # Generic compile rules |
| # |
| %: %.o |
| @$(VECHO) LD $@ |
| $(LINK.c) -o $@ $^ |
| |
| %.o: %.c |
| @$(VECHO) CC $@ |
| $(CC) $(CPPFLAGS) $(CFLAGS) -o $@ -c $< |
| |
| %.o: %.S |
| @$(VECHO) AS $@ |
| $(CC) $(CPPFLAGS) $(AFLAGS) -D__ASSEMBLY__ -o $@ -c $< |
| |
| %.d: %.c |
| @$(VECHO) DEP $< |
| $(CC) $(CPPFLAGS) -MM -MG -MT "$*.o $@" $< > $@ |
| |
| %.d: %.S |
| @$(VECHO) DEP $< |
| $(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) $@ $^ |
| |
| %.lex.c: %.l |
| @$(VECHO) LEX $@ |
| $(LEX) -o $@ $< |
| |
| %.tab.c %.tab.h %.output: %.y |
| @$(VECHO) BISON $@ |
| $(BISON) -d $< |
| |
| FORCE: |