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215 lines
4.0 KiB
215 lines
4.0 KiB
# |
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# Device Tree Compiler |
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# |
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# |
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# Version information will be constructed in this order: |
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# EXTRAVERSION might be "-rc", for example. |
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# LOCAL_VERSION is likely from command line. |
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# CONFIG_LOCALVERSION from some future config system. |
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# |
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VERSION = 1 |
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PATCHLEVEL = 0 |
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SUBLEVEL = 0 |
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EXTRAVERSION = |
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LOCAL_VERSION = |
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CONFIG_LOCALVERSION = |
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CPPFLAGS = -I libfdt |
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CFLAGS = -Wall -g -Os |
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BISON = bison |
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LEX = flex |
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INSTALL = /usr/bin/install |
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DESTDIR = |
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PREFIX = $(HOME) |
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BINDIR = $(PREFIX)/bin |
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LIBDIR = $(PREFIX)/lib |
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INCLUDEDIR = $(PREFIX)/include |
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# |
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# Overall rules |
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# |
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ifdef V |
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VECHO = : |
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else |
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VECHO = echo " " |
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ARFLAGS = rc |
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.SILENT: |
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endif |
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NODEPTARGETS = clean |
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ifeq ($(MAKECMDGOALS),) |
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DEPTARGETS = all |
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else |
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DEPTARGETS = $(filter-out $(NODEPTARGETS),$(MAKECMDGOALS)) |
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endif |
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all: dtc ftdump libfdt tests |
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install: all |
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@$(VECHO) INSTALL |
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$(INSTALL) -d $(DESTDIR)$(BINDIR) |
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$(INSTALL) -m 755 dtc $(DESTDIR)$(BINDIR) |
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$(INSTALL) -d $(DESTDIR)$(LIBDIR) |
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$(INSTALL) -m 644 $(LIBFDT_LIB) $(DESTDIR)$(LIBDIR) |
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$(INSTALL) -d $(DESTDIR)$(INCLUDEDIR) |
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$(INSTALL) -m 644 $(addprefix $(LIBFDT_srcdir)/,$(LIBFDT_INCLUDES)) $(DESTDIR)$(INCLUDEDIR) |
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# |
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# Rules for versioning |
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# |
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DTC_VERSION = $(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION) |
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VERSION_FILE = version_gen.h |
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CONFIG_SHELL := $(shell if [ -x "$$BASH" ]; then echo $$BASH; \ |
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else if [ -x /bin/bash ]; then echo /bin/bash; \ |
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else echo sh; fi ; fi) |
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nullstring := |
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space := $(nullstring) # end of line |
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localver_config = $(subst $(space),, $(string) \ |
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$(patsubst "%",%,$(CONFIG_LOCALVERSION))) |
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localver_cmd = $(subst $(space),, $(string) \ |
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$(patsubst "%",%,$(LOCALVERSION))) |
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localver_scm = $(shell $(CONFIG_SHELL) ./scripts/setlocalversion) |
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localver_full = $(localver_config)$(localver_cmd)$(localver_scm) |
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dtc_version = $(DTC_VERSION)$(localver_full) |
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# Contents of the generated version file. |
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define filechk_version |
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(echo "#define DTC_VERSION \"DTC $(dtc_version)\""; ) |
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endef |
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define filechk |
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set -e; \ |
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echo ' CHK $@'; \ |
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mkdir -p $(dir $@); \ |
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$(filechk_$(1)) < $< > $@.tmp; \ |
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if [ -r $@ ] && cmp -s $@ $@.tmp; then \ |
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rm -f $@.tmp; \ |
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else \ |
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echo ' UPD $@'; \ |
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mv -f $@.tmp $@; \ |
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fi; |
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endef |
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$(VERSION_FILE): Makefile FORCE |
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$(call filechk,version) |
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# |
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# Rules for dtc proper |
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# |
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include Makefile.dtc |
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BIN += dtc |
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# This stops make from generating the lex and bison output during |
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# auto-dependency computation, but throwing them away as an |
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# intermediate target and building them again "for real" |
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.SECONDARY: $(DTC_GEN_SRCS) |
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dtc: $(DTC_OBJS) |
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ifneq ($(DEPTARGETS),) |
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-include $(DTC_OBJS:%.o=%.d) |
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endif |
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# |
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# Rules for ftdump |
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# |
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BIN += ftdump |
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ftdump: ftdump.o |
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ifneq ($(DEPTARGETS),) |
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-include ftdump.d |
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endif |
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# |
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# Rules for libfdt |
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# |
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LIBFDT_objdir = libfdt |
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LIBFDT_srcdir = libfdt |
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include $(LIBFDT_srcdir)/Makefile.libfdt |
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.PHONY: libfdt |
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libfdt: $(LIBFDT_LIB) |
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$(LIBFDT_LIB): $(addprefix $(LIBFDT_objdir)/,$(LIBFDT_OBJS)) |
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libfdt_clean: |
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@$(VECHO) CLEAN "(libfdt)" |
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rm -f $(addprefix $(LIBFDT_objdir)/,$(STD_CLEANFILES)) |
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rm -f $(addprefix $(LIBFDT_objdir)/,$(LIBFDT_CLEANFILES)) |
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ifneq ($(DEPTARGETS),) |
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-include $(LIBFDT_OBJS:%.o=$(LIBFDT_objdir)/%.d) |
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endif |
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# |
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# Testsuite rules |
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# |
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TESTS_PREFIX=tests/ |
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include tests/Makefile.tests |
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# |
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# Clean rules |
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# |
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STD_CLEANFILES = *~ *.o *.d *.a *.i *.s core a.out vgcore.* \ |
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*.tab.[ch] *.lex.c *.output |
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clean: libfdt_clean tests_clean |
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@$(VECHO) CLEAN |
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rm -f $(STD_CLEANFILES) $(DTC_CLEANFILES) |
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rm -f $(VERSION_FILE) |
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rm -f $(BIN) |
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# |
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# Generic compile rules |
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# |
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%: %.o |
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@$(VECHO) LD $@ |
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$(LINK.c) -o $@ $^ |
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%.o: %.c |
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@$(VECHO) CC $@ |
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$(CC) $(CPPFLAGS) $(CFLAGS) -o $@ -c $< |
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%.o: %.S |
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@$(VECHO) AS $@ |
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$(CC) $(CPPFLAGS) $(AFLAGS) -D__ASSEMBLY__ -o $@ -c $< |
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%.d: %.c |
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@$(VECHO) DEP $< |
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$(CC) $(CPPFLAGS) -MM -MG -MT "$*.o $@" $< > $@ |
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%.d: %.S |
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@$(VECHO) DEP $< |
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$(CC) $(CPPFLAGS) -MM -MG -MT "$*.o $@" $< > $@ |
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%.i: %.c |
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@$(VECHO) CPP $@ |
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$(CC) $(CPPFLAGS) -E $< > $@ |
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%.s: %.c |
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@$(VECHO) CC -S $@ |
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$(CC) $(CPPFLAGS) $(CFLAGS) -o $@ -S $< |
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%.a: |
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@$(VECHO) AR $@ |
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$(AR) $(ARFLAGS) $@ $^ |
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%.lex.c: %.l |
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@$(VECHO) LEX $@ |
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$(LEX) -o $@ $< |
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%.tab.c %.tab.h %.output: %.y |
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@$(VECHO) BISON $@ |
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$(BISON) -d $< |
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FORCE:
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