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https://github.com/espressif/esp-idf.git
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be5563207d
Include external ram section in the linker template to process it through linker script generation mechanism. This enables redirection of .bss section to external memory using linker fragments libnet80211, libpp, libbt, liblwip: Redirect .bss through fragments
37 lines
1.5 KiB
Makefile
37 lines
1.5 KiB
Makefile
#
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# Component Makefile
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#
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COMPONENT_SRCDIRS := .
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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 += $(COMPONENT_BUILD_DIR)/esp32.project.ld esp32.peripherals.ld
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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 += -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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COMPONENT_ADD_LDFRAGMENTS += ld/esp32_fragments.lf linker.lf
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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 := $(addprefix ld/, $(filter-out $(COMPONENT_BUILD_DIR)/esp32.project.ld, $(LINKER_SCRIPTS))) \
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$(COMPONENT_BUILD_DIR)/esp32.project.ld
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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 $(COMPONENT_BUILD_DIR)/esp32.project.ld
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