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bf6ddf2557
Requires adding the 'newlib' component to the bootloader project, for platform_include header.
51 lines
1.6 KiB
CMake
51 lines
1.6 KiB
CMake
if(BOOTLOADER_BUILD)
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# Bootloader builds need the platform_include directory (for assert.h), but nothing else
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idf_component_register(INCLUDE_DIRS platform_include)
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return()
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endif()
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set(srcs
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"abort.c"
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"heap.c"
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"locks.c"
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"poll.c"
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"pthread.c"
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"random.c"
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"reent_init.c"
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"newlib_init.c"
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"syscalls.c"
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"termios.c"
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"time.c")
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set(include_dirs platform_include)
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if(CONFIG_SPIRAM_CACHE_WORKAROUND)
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set(ldfragments esp32-spiram-rom-functions-c.lf)
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endif()
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list(APPEND ldfragments newlib.lf)
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idf_component_register(SRCS "${srcs}"
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INCLUDE_DIRS "${include_dirs}"
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PRIV_INCLUDE_DIRS priv_include
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PRIV_REQUIRES soc
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LDFRAGMENTS "${ldfragments}")
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# Toolchain libraries require code defined in this component
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idf_component_get_property(newlib newlib COMPONENT_LIB)
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target_link_libraries(${COMPONENT_LIB} INTERFACE c m gcc "$<TARGET_FILE:${newlib}>")
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set_source_files_properties(heap.c PROPERTIES COMPILE_FLAGS -fno-builtin)
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# Forces the linker to include heap, syscall, pthread and retargetable locks from this component,
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# instead of the implementations provided by newlib.
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list(APPEND EXTRA_LINK_FLAGS "-u newlib_include_heap_impl")
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list(APPEND EXTRA_LINK_FLAGS "-u newlib_include_syscalls_impl")
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list(APPEND EXTRA_LINK_FLAGS "-u newlib_include_pthread_impl")
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target_link_libraries(${COMPONENT_LIB} INTERFACE "${EXTRA_LINK_FLAGS}")
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if(CONFIG_NEWLIB_NANO_FORMAT)
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target_link_libraries(${COMPONENT_LIB} INTERFACE "--specs=nano.specs")
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endif()
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add_subdirectory(port)
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