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build/cmake/build_rom_callback.cmake

@@ -0,0 +1,43 @@
+if(NOT DEFINED BUILD_ROM_CALLBACK)
+    set(BUILD_ROM_CALLBACK False)
+endif()
+set(OBJ_TEMP_DIR "${PROJECT_BINARY_DIR}/obj_tmp")
+
+macro(reg_rom_callback)
+    if(NOT TARGET ${COMPONENT_NAME})
+        set(ROM_LIB ${LIBS})
+        set(DEPEND_TARGET)
+    else()
+        get_target_property(ORI_LIB_DIR ${COMPONENT_NAME} BINARY_DIR)
+        get_target_property(CUSTOM_LIB_DIR ${COMPONENT_NAME} ARCHIVE_OUTPUT_DIRECTORY)
+        if(CUSTOM_LIB_DIR)
+            set(ROM_LIB ${CUSTOM_LIB_DIR}/lib${COMPONENT_NAME}.a)
+        else()
+            set(ROM_LIB ${ORI_LIB_DIR}/lib${COMPONENT_NAME}.a)
+        endif()
+        set(DEPEND_TARGET ${COMPONENT_NAME})
+    endif()
+
+    add_custom_target(GEN_ROM_CB_${COMPONENT_NAME} ALL
+        WORKING_DIRECTORY ${OBJ_TEMP_DIR}
+        COMMAND echo "${ROM_LIB}"
+        COMMAND ${CP} ${ROM_LIB} ${OBJ_TEMP_DIR}
+        COMMAND ${CMAKE_AR} -x lib${COMPONENT_NAME}.a
+        DEPENDS ${DEPEND_TARGET}
+    )
+endmacro()
+
+function(build_rom_callback)
+    execute_process(
+        COMMAND ${MKDIR} ${OBJ_TEMP_DIR}
+    )
+    add_custom_target(BUILD_ROM_CALLBACK ALL
+        COMMAND ${CMAKE_LINKER} -r ${OBJ_TEMP_DIR}/*.o* -o ${OBJ_TEMP_DIR}/rom_bin.o
+        COMMAND ${CMAKE_NM} -u ${OBJ_TEMP_DIR}/rom_bin.o > rom_bin_raw.undef
+        COMMAND ${CMAKE_READELF} -W -r ${OBJ_TEMP_DIR}/rom_bin.o > rom_bin.rel
+        COMMAND ${CMAKE_READELF} -W -s ${OBJ_TEMP_DIR}/rom_bin.o > rom_symbol.list
+        COMMAND ${CMAKE_READELF} -W -s ${TARGET_NAME}.elf > image_symbol.list
+        DEPENDS ${TARGET_NAME}
+    )
+
+endfunction(build_rom_callback)