OVMS3-idf/make/ldgen.mk
2018-12-03 12:26:38 +08:00

50 lines
2.2 KiB
Makefile

# Makefile to support the linker script generation mechanism
LDGEN_SECTIONS_INFO_FILES = $(foreach lib, $(COMPONENT_LIBRARIES), $(BUILD_DIR_BASE)/$(lib)/lib$(lib).a.sections_info)
LDGEN_FRAGMENT_FILES = $(COMPONENT_LDFRAGMENTS)
# Target to generate linker script generator from fragments presented by each of
# the components
define ldgen_process_template
ifeq ($(OS), Windows_NT)
$(BUILD_DIR_BASE)/ldgen.section_infos: $(LDGEN_SECTIONS_INFO_FILES)
echo -ne "$(foreach section_info,$(LDGEN_SECTIONS_INFO_FILES),$(section_info)\n)" > $(BUILD_DIR_BASE)/ldgen.section_infos
sed -i 's|^[[:blank:]]*||g' $(BUILD_DIR_BASE)/ldgen.section_infos
mv $(BUILD_DIR_BASE)/ldgen.section_infos $(BUILD_DIR_BASE)/ldgen.section_infos.temp
cygpath -w -f $(BUILD_DIR_BASE)/ldgen.section_infos.temp > $(BUILD_DIR_BASE)/ldgen.section_infos
rm -f $(BUILD_DIR_BASE)/ldgen.section_infos.temp
else
$(BUILD_DIR_BASE)/ldgen.section_infos: $(LDGEN_SECTIONS_INFO_FILES)
echo "$(foreach section_info,$(LDGEN_SECTIONS_INFO_FILES),$(section_info)\n)" > $(BUILD_DIR_BASE)/ldgen.section_infos
sed -i 's|^[[:blank:]]*||g' $(BUILD_DIR_BASE)/ldgen.section_infos
endif
$(2): $(1) $(LDGEN_FRAGMENT_FILES) $(SDKCONFIG) $(BUILD_DIR_BASE)/ldgen.section_infos
@echo 'Generating $(notdir $(2))'
$(PYTHON) $(IDF_PATH)/tools/ldgen/ldgen.py \
--input $(1) \
--config $(SDKCONFIG) \
--fragments $(LDGEN_FRAGMENT_FILES) \
--output $(2) \
--sections $(BUILD_DIR_BASE)/ldgen.section_infos \
--kconfig $(IDF_PATH)/Kconfig \
--env "COMPONENT_KCONFIGS=$(COMPONENT_KCONFIGS)" \
--env "COMPONENT_KCONFIGS_PROJBUILD=$(COMPONENT_KCONFIGS_PROJBUILD)" \
--env "IDF_CMAKE=n"
endef
define ldgen_create_commands
$(foreach lib, $(COMPONENT_LIBRARIES), \
$(eval $(call ldgen_generate_target_sections_info, $(BUILD_DIR_BASE)/$(lib)/lib$(lib).a)))
ldgen-clean:
rm -f $(LDGEN_SECTIONS_INFO_FILES)
rm -f $(BUILD_DIR_BASE)/ldgen.section_infos
endef
# Target to generate sections info file from objdump of component archive
define ldgen_generate_target_sections_info
$(1).sections_info: $(1)
@echo 'Generating $(notdir $(1).sections_info)'
$(OBJDUMP) -h $(1) > $(1).sections_info
endef