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73 lines
2.5 KiB
Makefile
73 lines
2.5 KiB
Makefile
#
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# Component Makefile
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#
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COMPONENT_SRCDIRS := . hwcrypto
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LIBS ?=
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ifndef CONFIG_NO_BLOBS
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LIBS += core rtc net80211 pp wpa smartconfig coexist wps wpa2 espnow phy mesh
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endif
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#Linker scripts used to link the final application.
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#Warning: These linker scripts are only used when the normal app is compiled; the bootloader
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#specifies its own scripts.
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LINKER_SCRIPTS += esp32.common.ld esp32.rom.ld esp32.peripherals.ld
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# Add a different linker search path depending on WiFi optimisations
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ifdef CONFIG_ESP32_WIFI_IRAM_OPT
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COMPONENT_ADD_LDFLAGS += -L $(COMPONENT_PATH)/ld/wifi_iram_opt
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else
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COMPONENT_ADD_LDFLAGS += -L $(COMPONENT_PATH)/ld/wifi_iram_noopt
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endif
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#Force pure functions from libgcc.a to be linked from ROM
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LINKER_SCRIPTS += esp32.rom.libgcc.ld
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#SPI-RAM incompatible functions can be used in when the SPI RAM
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#workaround is not enabled.
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ifndef CONFIG_SPIRAM_CACHE_WORKAROUND
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LINKER_SCRIPTS += esp32.rom.spiram_incompatible_fns.ld
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endif
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ifdef CONFIG_NEWLIB_NANO_FORMAT
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LINKER_SCRIPTS += esp32.rom.nanofmt.ld
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endif
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ifndef CONFIG_SPI_FLASH_ROM_DRIVER_PATCH
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LINKER_SCRIPTS += esp32.rom.spiflash.ld
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endif
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#ld_include_panic_highint_hdl is added as an undefined symbol because otherwise the
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#linker will ignore panic_highint_hdl.S as it has no other files depending on any
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#symbols in it.
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COMPONENT_ADD_LDFLAGS += $(COMPONENT_PATH)/libhal.a \
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-L$(COMPONENT_PATH)/lib \
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$(addprefix -l,$(LIBS)) \
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-L $(COMPONENT_PATH)/ld \
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-T esp32_out.ld \
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-u ld_include_panic_highint_hdl \
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$(addprefix -T ,$(LINKER_SCRIPTS))
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ALL_LIB_FILES := $(patsubst %,$(COMPONENT_PATH)/lib/lib%.a,$(LIBS))
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COMPONENT_SUBMODULES += lib
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# final linking of project ELF depends on all binary libraries, and
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# all linker scripts (except esp32_out.ld, as this is code generated here.)
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COMPONENT_ADD_LINKER_DEPS := $(ALL_LIB_FILES) $(addprefix ld/,$(LINKER_SCRIPTS))
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# Preprocess esp32.ld linker script into esp32_out.ld
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#
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# The library doesn't really depend on esp32_out.ld, but it
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# saves us from having to add the target to a Makefile.projbuild
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$(COMPONENT_LIBRARY): esp32_out.ld
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esp32_out.ld: $(COMPONENT_PATH)/ld/esp32.ld ../include/sdkconfig.h
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$(CC) -I ../include -C -P -x c -E $< -o $@
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COMPONENT_EXTRA_CLEAN := esp32_out.ld
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# disable stack protection in files which are involved in initialization of that feature
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stack_check.o: CFLAGS := $(filter-out -fstack-protector%, $(CFLAGS))
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cpu_start.o: CFLAGS := $(filter-out -fstack-protector%, $(CFLAGS))
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