diff options
Diffstat (limited to 'src/dtc/Makefile')
| -rw-r--r-- | src/dtc/Makefile | 263 |
1 files changed, 263 insertions, 0 deletions
diff --git a/src/dtc/Makefile b/src/dtc/Makefile new file mode 100644 index 0000000..962f94e --- /dev/null +++ b/src/dtc/Makefile @@ -0,0 +1,263 @@ +# +# 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 = 4 +SUBLEVEL = 0 +EXTRAVERSION = +LOCAL_VERSION = +CONFIG_LOCALVERSION = + +CPPFLAGS = -I libfdt -I . +WARNINGS = -Werror -Wall -Wpointer-arith -Wcast-qual -Wnested-externs \ + -Wstrict-prototypes -Wmissing-prototypes -Wredundant-decls +CFLAGS = -g -Os -fPIC -Werror $(WARNINGS) + +BISON = bison +LEX = flex + +INSTALL = /usr/bin/install +DESTDIR = +PREFIX = $(HOME) +BINDIR = $(PREFIX)/bin +LIBDIR = $(PREFIX)/lib +INCLUDEDIR = $(PREFIX)/include + +HOSTOS := $(shell uname -s | tr '[:upper:]' '[:lower:]' | \ + sed -e 's/\(cygwin\).*/cygwin/') + +ifeq ($(HOSTOS),darwin) +SHAREDLIB_EXT=dylib +SHAREDLIB_LINK_OPTIONS=-dynamiclib -Wl,-install_name -Wl, +else +SHAREDLIB_EXT=so +SHAREDLIB_LINK_OPTIONS=-shared -Wl,--version-script=$(LIBFDT_version) -Wl,-soname, +endif + +# +# 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 + +# +# 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 + + +include Makefile.convert-dtsv0 +include Makefile.dtc +include Makefile.utils + +BIN += convert-dtsv0 +BIN += dtc +BIN += fdtdump +BIN += fdtget +BIN += fdtput + +SCRIPTS = dtdiff + +all: $(BIN) libfdt + + +ifneq ($(DEPTARGETS),) +-include $(DTC_OBJS:%.o=%.d) +-include $(CONVERT_OBJS:%.o=%.d) +-include $(FDTDUMP_OBJS:%.o=%.d) +-include $(FDTGET_OBJS:%.o=%.d) +-include $(FDTPUT_OBJS:%.o=%.d) +endif + + + +# +# Rules for libfdt +# +LIBFDT_objdir = libfdt +LIBFDT_srcdir = libfdt +LIBFDT_archive = $(LIBFDT_objdir)/libfdt.a +LIBFDT_lib = $(LIBFDT_objdir)/libfdt-$(DTC_VERSION).$(SHAREDLIB_EXT) +LIBFDT_include = $(addprefix $(LIBFDT_srcdir)/,$(LIBFDT_INCLUDES)) +LIBFDT_version = $(addprefix $(LIBFDT_srcdir)/,$(LIBFDT_VERSION)) + +include $(LIBFDT_srcdir)/Makefile.libfdt + +.PHONY: libfdt +libfdt: $(LIBFDT_archive) $(LIBFDT_lib) + +$(LIBFDT_archive): $(addprefix $(LIBFDT_objdir)/,$(LIBFDT_OBJS)) +$(LIBFDT_lib): $(addprefix $(LIBFDT_objdir)/,$(LIBFDT_OBJS)) + +libfdt_clean: + @$(VECHO) CLEAN "(libfdt)" + rm -f $(addprefix $(LIBFDT_objdir)/,$(STD_CLEANFILES)) + rm -f $(LIBFDT_objdir)/*.so + +ifneq ($(DEPTARGETS),) +-include $(LIBFDT_OBJS:%.o=$(LIBFDT_objdir)/%.d) +endif + +# 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) $(CONVERT_GEN_SRCS) + +install: all $(SCRIPTS) + @$(VECHO) INSTALL + $(INSTALL) -d $(DESTDIR)$(BINDIR) + $(INSTALL) $(BIN) $(SCRIPTS) $(DESTDIR)$(BINDIR) + $(INSTALL) -d $(DESTDIR)$(LIBDIR) + $(INSTALL) $(LIBFDT_lib) $(DESTDIR)$(LIBDIR) + ln -sf $(notdir $(LIBFDT_lib)) $(DESTDIR)$(LIBDIR)/$(LIBFDT_soname) + ln -sf $(LIBFDT_soname) $(DESTDIR)$(LIBDIR)/libfdt.$(SHAREDLIB_EXT) + $(INSTALL) -m 644 $(LIBFDT_archive) $(DESTDIR)$(LIBDIR) + $(INSTALL) -d $(DESTDIR)$(INCLUDEDIR) + $(INSTALL) -m 644 $(LIBFDT_include) $(DESTDIR)$(INCLUDEDIR) + +$(VERSION_FILE): Makefile FORCE + $(call filechk,version) + + +dtc: $(DTC_OBJS) + +convert-dtsv0: $(CONVERT_OBJS) + @$(VECHO) LD $@ + $(LINK.c) -o $@ $^ + +fdtdump: $(FDTDUMP_OBJS) + +fdtget: $(FDTGET_OBJS) $(LIBFDT_archive) + +fdtput: $(FDTPUT_OBJS) $(LIBFDT_archive) + + +# +# Testsuite rules +# +TESTS_PREFIX=tests/ + +TESTS_BIN += dtc +TESTS_BIN += convert-dtsv0 +TESTS_BIN += fdtput +TESTS_BIN += fdtget + +include tests/Makefile.tests + +# +# Clean rules +# +STD_CLEANFILES = *~ *.o *.$(SHAREDLIB_EXT) *.d *.a *.i *.s core a.out vgcore.* \ + *.tab.[ch] *.lex.c *.output + +clean: libfdt_clean tests_clean + @$(VECHO) CLEAN + rm -f $(STD_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) $@ $^ + +$(LIBFDT_lib): + @$(VECHO) LD $@ + $(CC) $(LDFLAGS) -fPIC $(SHAREDLIB_LINK_OPTIONS)$(LIBFDT_soname) -o $(LIBFDT_lib) $^ + +%.lex.c: %.l + @$(VECHO) LEX $@ + $(LEX) -o$@ $< + +%.tab.c %.tab.h %.output: %.y + @$(VECHO) BISON $@ + $(BISON) -d $< + +FORCE: |
