esp-idf/components/esp_system/CMakeLists.txt

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CMake

idf_build_get_property(target IDF_TARGET)
set(srcs)
if(CONFIG_IDF_ENV_FPGA)
list(APPEND srcs "fpga_overrides.c")
endif()
if(BOOTLOADER_BUILD)
# Bootloader relies on some Kconfig options defined in esp_system.
idf_component_register(SRCS "${srcs}")
else()
list(APPEND srcs "crosscore_int.c"
"esp_err.c"
"freertos_hooks.c"
"int_wdt.c"
"panic.c"
"esp_system.c"
"startup.c"
"system_time.c"
"stack_check.c"
"task_wdt.c"
"ubsan.c")
if(NOT (${target} STREQUAL "esp32c3") )
list(APPEND srcs "dbg_stubs.c")
endif()
idf_component_register(SRCS "${srcs}"
INCLUDE_DIRS include
PRIV_REQUIRES spi_flash
# [refactor-todo] requirements due to init code,
# should be removable once using component init functions
# link-time registration is used.
esp_pm app_update nvs_flash pthread app_trace esp_gdbstub
espcoredump esp_phy
LDFRAGMENTS "linker.lf" "app.lf")
add_subdirectory(port)
# After system initialization, `start_app` (and its other cores variant) is called.
# This is provided by the user or from another component. Since we can't establish
# dependency on what we don't know, force linker to not drop the symbol regardless
# of link line order.
target_link_libraries(${COMPONENT_LIB} INTERFACE "-u start_app")
if(NOT CONFIG_ESP_SYSTEM_SINGLE_CORE_MODE)
target_link_libraries(${COMPONENT_LIB} INTERFACE "-u start_app_other_cores")
endif()
# Disable stack protection in files which are involved in initialization of that feature
set_source_files_properties(
"startup.c" "stack_check.c"
PROPERTIES COMPILE_FLAGS
-fno-stack-protector)
endif()
if(CONFIG_IDF_ENV_FPGA)
# Forces the linker to include fpga stubs from this component
target_link_libraries(${COMPONENT_LIB} INTERFACE "-u esp_common_include_fpga_overrides")
endif()
# Force linking UBSAN hooks. If UBSAN is not enabled, the hooks will ultimately be removed
# due to -ffunction-sections -Wl,--gc-sections options.
target_link_libraries(${COMPONENT_LIB} INTERFACE "-u __ubsan_include")