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	 8424822150
			
		
	
	8424822150
	
	
	
		
			
			Add CONFIG_DIR as a build property, so that components don't have to derive it from one of the generated config files.
		
			
				
	
	
		
			101 lines
		
	
	
		
			4.2 KiB
		
	
	
	
		
			CMake
		
	
	
	
	
	
			
		
		
	
	
			101 lines
		
	
	
		
			4.2 KiB
		
	
	
	
		
			CMake
		
	
	
	
	
	
| require_idf_targets(esp32)
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| 
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| if(BOOTLOADER_BUILD)
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|     # For bootloader, all we need from esp32 is headers
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|     set(COMPONENT_ADD_INCLUDEDIRS include)
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|     register_component()
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|     target_linker_script(${COMPONENT_LIB} INTERFACE "ld/esp32.peripherals.ld")
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| else()
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|     # Regular app build
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| 
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|     set(COMPONENT_SRCS "brownout.c"
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|                    "cache_err_int.c"
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|                    "cache_sram_mmu.c"
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|                    "clk.c"
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|                    "cpu_start.c"
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|                    "crosscore_int.c"
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|                    "dport_access.c"
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|                    "dport_panic_highint_hdl.S"
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|                    "esp_adapter.c"
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|                    "esp_timer_esp32.c"
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|                    "esp_himem.c"
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|                    "gdbstub.c"
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|                    "hw_random.c"
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|                    "int_wdt.c"
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|                    "intr_alloc.c"
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|                    "panic.c"
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|                    "pm_esp32.c"
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|                    "pm_trace.c"
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|                    "reset_reason.c"
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|                    "sleep_modes.c"
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|                    "spiram.c"
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|                    "spiram_psram.c"
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|                    "system_api.c"
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|                    "task_wdt.c")
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|     set(COMPONENT_ADD_INCLUDEDIRS "include")
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| 
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|     set(COMPONENT_REQUIRES driver esp_event efuse soc) #unfortunately rom/uart uses SOC registers directly
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| 
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|     # driver is a public requirement because esp_sleep.h uses gpio_num_t & touch_pad_t
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|     # app_update is added here because cpu_start.c uses esp_ota_get_app_description() function.
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|     set(COMPONENT_PRIV_REQUIRES
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|         app_trace app_update bootloader_support log mbedtls nvs_flash pthread
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|         smartconfig_ack spi_flash vfs wpa_supplicant espcoredump esp_common esp_wifi)
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| 
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|     set(COMPONENT_ADD_LDFRAGMENTS linker.lf ld/esp32_fragments.lf)
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| 
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|     register_component()
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| 
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|     target_linker_script(${COMPONENT_LIB} INTERFACE "${CMAKE_CURRENT_BINARY_DIR}/esp32_out.ld")
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| 
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|     # Rely on user code to define app_main
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|     target_link_libraries(${COMPONENT_LIB} INTERFACE "-u app_main")
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| 
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|     if(CONFIG_SPIRAM_ALLOW_BSS_SEG_EXTERNAL_MEMORY)
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|         # This has to be linked before esp32.project.ld
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|         target_linker_script(${COMPONENT_LIB} INTERFACE "ld/esp32.extram.bss.ld")
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|     endif()
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| 
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|     # Process the template file through the linker script generation mechanism, and use the output for linking the
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|     # final binary
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|     target_linker_script(${COMPONENT_LIB} INTERFACE "${CMAKE_CURRENT_LIST_DIR}/ld/esp32.project.ld.in" 
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|                         PROCESS "${CMAKE_CURRENT_BINARY_DIR}/ld/esp32.project.ld")
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| 
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|     target_linker_script(${COMPONENT_LIB} INTERFACE "ld/esp32.peripherals.ld")
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|     target_link_libraries(${COMPONENT_LIB} PUBLIC gcc)
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|     target_link_libraries(${COMPONENT_LIB} INTERFACE "-u call_user_start_cpu0")
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| 
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|     #ld_include_panic_highint_hdl is added as an undefined symbol because otherwise the
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|     #linker will ignore panic_highint_hdl.S as it has no other files depending on any
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|     #symbols in it.
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|     target_link_libraries(${COMPONENT_LIB} INTERFACE "-u ld_include_panic_highint_hdl")
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| 
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|     idf_build_get_property(config_dir CONFIG_DIR)
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|     # Preprocess esp32.ld linker script to include configuration, becomes esp32_out.ld
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|     set(LD_DIR ${CMAKE_CURRENT_SOURCE_DIR}/ld)
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|     add_custom_command(
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|         OUTPUT esp32_out.ld
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|         COMMAND "${CMAKE_C_COMPILER}" -C -P -x c -E -o esp32_out.ld -I ${config_dir} ${LD_DIR}/esp32.ld
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|         MAIN_DEPENDENCY ${LD_DIR}/esp32.ld ${SDKCONFIG_H}
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|         COMMENT "Generating linker script..."
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|         VERBATIM)
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| 
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|     add_custom_target(esp32_linker_script DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/esp32_out.ld)
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|     add_dependencies(${COMPONENT_LIB} esp32_linker_script)
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| 
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|     # disable stack protection in files which are involved in initialization of that feature
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|     set_source_files_properties(
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|         cpu_start.c
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|         PROPERTIES COMPILE_FLAGS
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|         -fno-stack-protector)
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| 
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|     if(CONFIG_SPIRAM_CACHE_WORKAROUND)
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|         # Note: Adding as a PUBLIC compile option here causes this option to propagate to all components that depend on esp32.
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|         #
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|         # To handle some corner cases, the same flag is set in project_include.cmake
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|         target_compile_options(${COMPONENT_LIB} PUBLIC -mfix-esp32-psram-cache-issue)
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|         # also, make sure we link with this option so correct toolchain libs are pulled in
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|         target_link_libraries(${COMPONENT_LIB} PUBLIC -mfix-esp32-psram-cache-issue)
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|     endif()
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| endif()
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