1353 lines
46 KiB
CMake
1353 lines
46 KiB
CMake
# SPDX-License-Identifier: Apache-2.0
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# *DOCUMENTATION*
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#
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# Note that this is *NOT* the top-level CMakeLists.txt. That's in the
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# application. See the Application Development Primer documentation
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# for details.
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#
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# To see a list of typical targets execute "make usage"
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# More info can be located in ./README.rst
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# Comments in this file are targeted only to the developer, do not
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# expect to learn how to build the kernel reading this file.
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if(NOT DEFINED ZEPHYR_BINARY_DIR)
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message(FATAL_ERROR "A user error has occured.
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cmake was invoked with '${CMAKE_CURRENT_LIST_DIR}' specified as the source directory,
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but it must be invoked with an application source directory,
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such as '${CMAKE_CURRENT_LIST_DIR}/samples/hello_world'.
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Debug variables:
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CMAKE_CACHEFILE_DIR: ${CMAKE_CACHEFILE_DIR}
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")
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endif()
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project(Zephyr-Kernel VERSION ${PROJECT_VERSION})
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enable_language(C CXX ASM)
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# Verify that the toolchain can compile a dummy file, if it is not we
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# won't be able to test for compatiblity with certain C flags.
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check_c_compiler_flag("" toolchain_is_ok)
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assert(toolchain_is_ok "The toolchain is unable to build a dummy C file. See CMakeError.log.")
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set(CMAKE_EXECUTABLE_SUFFIX .elf)
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set(ZEPHYR_PREBUILT_EXECUTABLE zephyr_prebuilt)
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set(ZEPHYR_FINAL_EXECUTABLE zephyr_final)
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# Set some phony targets to collect dependencies
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set(OFFSETS_H_TARGET offsets_h)
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set(SYSCALL_MACROS_H_TARGET syscall_macros_h_target)
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set(SYSCALL_LIST_H_TARGET syscall_list_h_target)
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set(DRIVER_VALIDATION_H_TARGET driver_validation_h_target)
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set(KOBJ_TYPES_H_TARGET kobj_types_h_target)
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set(LINKER_SCRIPT_TARGET linker_script_target)
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define_property(GLOBAL PROPERTY PROPERTY_OUTPUT_FORMAT BRIEF_DOCS " " FULL_DOCS " ")
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set_property( GLOBAL PROPERTY PROPERTY_OUTPUT_FORMAT elf32-little${ARCH}) # BFD format
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# "zephyr_interface" is a source-less library that encapsulates all the global
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# compiler options needed by all source files. All zephyr libraries,
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# including the library named "zephyr" link with this library to
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# obtain these flags.
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# https://cmake.org/cmake/help/latest/manual/cmake-buildsystem.7.html#interface-libraries
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add_library(zephyr_interface INTERFACE)
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# "zephyr" is a catch-all CMake library for source files that can be
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# built purely with the include paths, defines, and other compiler
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# flags that come with zephyr_interface.
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zephyr_library_named(zephyr)
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zephyr_include_directories(
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kernel/include
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${ARCH_DIR}/${ARCH}/include
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include
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include/drivers
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${PROJECT_BINARY_DIR}/include/generated
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${USERINCLUDE}
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${STDINCLUDE}
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)
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# Don't add non-existing include directories, it creates noise and
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# warnings in some tooling
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foreach(optional_include_dir
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${SOC_DIR}/${ARCH}/${SOC_PATH}
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${SOC_DIR}/${ARCH}/${SOC_PATH}/include
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${SOC_DIR}/${ARCH}/${SOC_FAMILY}/include
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)
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if(EXISTS ${optional_include_dir})
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zephyr_include_directories(${optional_include_dir})
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endif()
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endforeach()
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zephyr_compile_definitions(
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KERNEL
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__ZEPHYR__=1
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)
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# @Intent: Set compiler flags to enable buffer overflow checks in libc functions
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# @config in CONFIG_NO_OPTIMIZATIONS optional : Optimizations may affect security
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toolchain_cc_security_fortify()
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# @Intent: Set compiler flags to detect general stack overflows across all functions
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if(CONFIG_STACK_CANARIES)
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toolchain_cc_security_canaries()
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endif()
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if(BUILD_VERSION)
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zephyr_compile_definitions(
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BUILD_VERSION=${BUILD_VERSION}
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)
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endif()
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# @Intent: Obtain compiler optimizations flags and store in variables
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# @details:
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# Kconfig.zephyr "Optimization level" is a kconfig choice, ensuring
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# only *one* of CONFIG_{NO,DEBUG,SPEED,SIZE}_OPTIMIZATIONS is set.
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# Refer to Kconfig.zephyr for selection logic and description of these choices.
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# toolchain_cc_optimize_*() macros must provide the mapping from these kconfigs
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# to compiler flags. Each macro will store the flags in a CMake variable, whose
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# name is passed as argument (somewhat like by reference).
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#
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# If the user wants to tweak the optimizations, there are two ways:
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# 1) Using EXTRA_CFLAGS which is applied regardless of kconfig choice, or
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# 2) Rely on override support being implemented by your toolchain_cc_optimize_*()
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#
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toolchain_cc_optimize_for_no_optimizations_flag(OPTIMIZE_FOR_NO_OPTIMIZATIONS_FLAG)
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toolchain_cc_optimize_for_debug_flag(OPTIMIZE_FOR_DEBUG_FLAG)
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toolchain_cc_optimize_for_speed_flag(OPTIMIZE_FOR_SPEED_FLAG)
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toolchain_cc_optimize_for_size_flag(OPTIMIZE_FOR_SIZE_FLAG)
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# From kconfig choice, pick the actual OPTIMIZATION_FLAG to use.
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# Kconfig choice ensures only one of these CONFIG_*_OPTIMIZATIONS is set.
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if(CONFIG_NO_OPTIMIZATIONS)
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set(OPTIMIZATION_FLAG ${OPTIMIZE_FOR_NO_OPTIMIZATIONS_FLAG})
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elseif(CONFIG_DEBUG_OPTIMIZATIONS)
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set(OPTIMIZATION_FLAG ${OPTIMIZE_FOR_DEBUG_FLAG})
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elseif(CONFIG_SPEED_OPTIMIZATIONS)
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set(OPTIMIZATION_FLAG ${OPTIMIZE_FOR_SPEED_FLAG})
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elseif(CONFIG_SIZE_OPTIMIZATIONS)
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set(OPTIMIZATION_FLAG ${OPTIMIZE_FOR_SIZE_FLAG}) # Default in kconfig
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else()
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assert(0 "Unreachable code. Expected optimization level to have been chosen. See Kconfig.zephyr")
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endif()
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# Apply the final optimization flag(s)
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zephyr_compile_options(${OPTIMIZATION_FLAG})
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# @Intent: Obtain compiler specific flags related to C++ that are not influenced by kconfig
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toolchain_cc_cpp_base_flags(CPP_BASE_FLAGS)
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foreach(flag ${CPP_BASE_FLAGS})
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zephyr_compile_options(
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$<$<COMPILE_LANGUAGE:CXX>:${flag}>
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)
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endforeach()
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# @Intent: Obtain compiler specific flags for compiling under different ISO standards of C++
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toolchain_cc_cpp_dialect_std_98_flags(CPP_DIALECT_STD_98_FLAGS)
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toolchain_cc_cpp_dialect_std_11_flags(CPP_DIALECT_STD_11_FLAGS)
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toolchain_cc_cpp_dialect_std_14_flags(CPP_DIALECT_STD_14_FLAGS)
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toolchain_cc_cpp_dialect_std_17_flags(CPP_DIALECT_STD_17_FLAGS)
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toolchain_cc_cpp_dialect_std_2a_flags(CPP_DIALECT_STD_2A_FLAGS)
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if(CONFIG_CPLUSPLUS)
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# From kconfig choice, pick a single dialect.
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# Kconfig choice ensures only one of these CONFIG_STD_CPP* is set.
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if(CONFIG_STD_CPP98)
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set(STD_CPP_DIALECT_FLAGS ${CPP_DIALECT_STD_98_FLAGS})
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elseif(CONFIG_STD_CPP11)
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set(STD_CPP_DIALECT_FLAGS ${CPP_DIALECT_STD_11_FLAGS}) # Default in kconfig
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elseif(CONFIG_STD_CPP14)
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set(STD_CPP_DIALECT_FLAGS ${CPP_DIALECT_STD_14_FLAGS})
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elseif(CONFIG_STD_CPP17)
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set(STD_CPP_DIALECT_FLAGS ${CPP_DIALECT_STD_17_FLAGS})
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elseif(CONFIG_STD_CPP2A)
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set(STD_CPP_DIALECT_FLAGS ${CPP_DIALECT_STD_2A_FLAGS})
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else()
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assert(0 "Unreachable code. Expected C++ standard to have been chosen. See Kconfig.zephyr.")
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endif()
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foreach(flag ${STD_CPP_DIALECT_FLAGS})
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zephyr_compile_options(
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$<$<COMPILE_LANGUAGE:CXX>:${flag}>
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)
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endforeach()
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endif()
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if(NOT CONFIG_EXCEPTIONS)
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# @Intent: Obtain compiler specific flags related to C++ Exceptions
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toolchain_cc_cpp_no_exceptions_flag(CPP_NO_EXCEPTIONS_FLAG)
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zephyr_compile_options(
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$<$<COMPILE_LANGUAGE:CXX>:${CPP_NO_EXCEPTIONS_FLAG}>
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)
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endif()
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if(NOT CONFIG_RTTI)
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# @Intent: Obtain compiler specific flags related to C++ Run Time Type Information
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toolchain_cc_cpp_no_rtti_flag(CPP_NO_RTTI_FLAG)
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zephyr_compile_options(
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$<$<COMPILE_LANGUAGE:CXX>:${CPP_NO_RTTI_FLAG}>
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)
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endif()
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if(CONFIG_MISRA_SANE)
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# @Intent: Obtain toolchain compiler flags relating to MISRA.
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toolchain_cc_warning_error_misra_sane(CC_MISRA_SANE_FLAG)
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toolchain_cc_cpp_warning_error_misra_sane(CPP_MISRA_SANE_FLAG)
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zephyr_compile_options($<$<COMPILE_LANGUAGE:C>:${CC_MISRA_SANE_FLAG}>)
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zephyr_compile_options($<$<COMPILE_LANGUAGE:CXX>:${CPP_MISRA_SANE_FLAG}>)
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endif()
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# @Intent: Set compiler specific flags for standard C includes
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toolchain_cc_nostdinc()
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zephyr_compile_options(
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-g # TODO: build configuration enough?
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-imacros ${AUTOCONF_H}
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-ffreestanding
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-fno-common
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${TOOLCHAIN_C_FLAGS}
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)
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# @Intent: Obtain compiler specific flags related to assembly
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toolchain_cc_asm_base_flags(ASM_BASE_FLAG)
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zephyr_compile_options(
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$<$<COMPILE_LANGUAGE:ASM>:${ASM_BASE_FLAG}>
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)
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# Common toolchain-agnostic assembly flags
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zephyr_compile_options(
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$<$<COMPILE_LANGUAGE:ASM>:-D_ASMLANGUAGE>
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)
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# @Intent: Set fundamental linker specific flags
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toolchain_ld_base()
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if(NOT CONFIG_NATIVE_APPLICATION)
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# @Intent: Set linker specific flags for bare metal target
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toolchain_ld_baremetal()
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endif()
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if(CONFIG_LIB_CPLUSPLUS)
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# @Intent: Set linker specific flags for C++
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toolchain_ld_cpp()
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endif()
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# @Intent: Add the basic toolchain warning flags
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toolchain_cc_warning_base()
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# ==========================================================================
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#
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# cmake -DW=... settings
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#
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# W=1 - warnings that may be relevant and does not occur too often
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# W=2 - warnings that occur quite often but may still be relevant
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# W=3 - the more obscure warnings, can most likely be ignored
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# ==========================================================================
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# @Intent: Add cmake -DW toolchain supported warnings, if any
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if(W MATCHES "1")
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toolchain_cc_warning_dw_1()
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endif()
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if(W MATCHES "2")
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toolchain_cc_warning_dw_2()
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endif()
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if(W MATCHES "3")
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toolchain_cc_warning_dw_3()
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endif()
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# @Intent: Add extended, more specific, toolchain warning flags
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toolchain_cc_warning_extended()
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# @Intent: Trigger an error when a declaration does not specify a type
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toolchain_cc_warning_error_implicit_int()
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# Allow the user to inject options when calling cmake, e.g.
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# 'cmake -DEXTRA_CFLAGS="-Werror -Wno-deprecated-declarations" ..'
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include(cmake/extra_flags.cmake)
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zephyr_cc_option(-fno-asynchronous-unwind-tables)
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zephyr_cc_option(-fno-pie)
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zephyr_cc_option(-fno-pic)
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zephyr_cc_option(-fno-strict-overflow)
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if(CONFIG_OVERRIDE_FRAME_POINTER_DEFAULT)
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if(CONFIG_OMIT_FRAME_POINTER)
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zephyr_cc_option(-fomit-frame-pointer)
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else()
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zephyr_cc_option(-fno-omit-frame-pointer)
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endif()
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endif()
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separate_arguments(COMPILER_OPT_AS_LIST UNIX_COMMAND ${CONFIG_COMPILER_OPT})
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zephyr_compile_options(${COMPILER_OPT_AS_LIST})
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# TODO: Include arch compiler options at this point.
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if(NOT CMAKE_C_COMPILER_ID STREQUAL "Clang")
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# GCC assumed
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zephyr_cc_option(-fno-reorder-functions)
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if(NOT ${ZEPHYR_TOOLCHAIN_VARIANT} STREQUAL "xcc")
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zephyr_cc_option(-fno-defer-pop)
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endif()
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endif()
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zephyr_cc_option_ifdef(CONFIG_STACK_USAGE -fstack-usage)
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# If the compiler supports it, strip the ${ZEPHYR_BASE} prefix from the
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# __FILE__ macro used in __ASSERT*, in the
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# .noinit."/home/joe/zephyr/fu/bar.c" section names and in any
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# application code. This saves some memory, stops leaking user locations
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# in binaries, makes failure logs more deterministic and most
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# importantly makes builds more deterministic
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zephyr_cc_option(-fmacro-prefix-map=${ZEPHYR_BASE}=.)
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# TODO: Archiver arguments
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# ar_option(D)
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# Declare MPU userspace dependencies before the linker scripts to make
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# sure the order of dependencies are met
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if(CONFIG_USERSPACE)
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set(APP_SMEM_ALIGNED_DEP app_smem_aligned_linker)
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set(APP_SMEM_UNALIGNED_DEP app_smem_unaligned_linker)
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if(CONFIG_ARM)
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set(PRIV_STACK_DEP priv_stacks_prebuilt)
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endif()
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endif()
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get_property(TOPT GLOBAL PROPERTY TOPT)
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set_ifndef( TOPT -Wl,-T) # clang doesn't pick -T for some reason and complains,
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# while -Wl,-T works for both, gcc and clang
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if(CONFIG_HAVE_CUSTOM_LINKER_SCRIPT)
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set(LINKER_SCRIPT ${APPLICATION_SOURCE_DIR}/${CONFIG_CUSTOM_LINKER_SCRIPT})
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if(NOT EXISTS ${LINKER_SCRIPT})
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set(LINKER_SCRIPT ${CONFIG_CUSTOM_LINKER_SCRIPT})
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assert_exists(CONFIG_CUSTOM_LINKER_SCRIPT)
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endif()
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else()
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# Try a board specific linker file
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set(LINKER_SCRIPT ${BOARD_DIR}/linker.ld)
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if(NOT EXISTS ${LINKER_SCRIPT})
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# If not available, try an SoC specific linker file
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set(LINKER_SCRIPT ${SOC_DIR}/${ARCH}/${SOC_PATH}/linker.ld)
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endif()
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endif()
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if(NOT EXISTS ${LINKER_SCRIPT})
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message(FATAL_ERROR "Could not find linker script: '${LINKER_SCRIPT}'. Corrupted configuration?")
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endif()
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# Custom section support in linker scripts requires that the application source
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# directory is in the preprocessor search path, in order to find the custom
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# linker script fragments.
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if(CONFIG_CUSTOM_RODATA_LD OR CONFIG_CUSTOM_RWDATA_LD OR CONFIG_CUSTOM_SECTIONS_LD)
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zephyr_include_directories(${APPLICATION_SOURCE_DIR})
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endif()
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configure_file(version.h.in ${PROJECT_BINARY_DIR}/include/generated/version.h)
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# Error-out when the deprecated naming convention is found (until
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# after 1.14.0 has been released)
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foreach(path
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${BOARD_DIR}/dts.fixup
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${PROJECT_SOURCE_DIR}/soc/${ARCH}/${SOC_PATH}/dts.fixup
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${APPLICATION_SOURCE_DIR}/dts.fixup
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)
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if(EXISTS ${path})
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message(FATAL_ERROR
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"A deprecated filename has been detected. Porting is required."
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"The file '${path}' exists, but it should be named dts_fixup.h instead."
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"See https://github.com/zephyrproject-rtos/zephyr/pull/10352 for more details"
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)
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endif()
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endforeach()
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set_ifndef( DTS_BOARD_FIXUP_FILE ${BOARD_DIR}/dts_fixup.h)
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set_ifndef( DTS_SOC_FIXUP_FILE ${SOC_DIR}/${ARCH}/${SOC_PATH}/dts_fixup.h)
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set( DTS_APP_FIXUP_FILE ${APPLICATION_SOURCE_DIR}/dts_fixup.h)
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set_ifndef(DTS_CAT_OF_FIXUP_FILES ${ZEPHYR_BINARY_DIR}/include/generated/generated_dts_board_fixups.h)
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# Concatenate the fixups into a single header file for easy
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# #include'ing
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file(WRITE ${DTS_CAT_OF_FIXUP_FILES} "/* May only be included by generated_dts_board.h */\n\n")
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foreach(fixup_file
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${DTS_BOARD_FIXUP_FILE}
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${DTS_SOC_FIXUP_FILE}
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${DTS_APP_FIXUP_FILE}
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${shield_dts_fixups}
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)
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if(EXISTS ${fixup_file})
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file(READ ${fixup_file} contents)
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file(APPEND ${DTS_CAT_OF_FIXUP_FILES} "${contents}")
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endif()
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endforeach()
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# Unfortunately, the order in which CMakeLists.txt code is processed
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# matters so we need to be careful about how we order the processing
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# of subdirectories. One example is "Compiler flags added late in the
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# build are not exported to external build systems #5605"; when we
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# integrate with an external build system we read out all compiler
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# flags when the external project is created. So an external project
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# defined in subsys or ext will not get global flags added by drivers/
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# or tests/ as the subdirectories are ordered now.
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#
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# Another example of when the order matters is the reading and writing
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# of global properties such as ZEPHYR_LIBS or
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# GENERATED_KERNEL_OBJECT_FILES.
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#
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# Arch is placed early because it defines important compiler flags
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# that must be exported to external build systems defined in
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# e.g. subsys/.
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add_subdirectory(arch)
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add_subdirectory(lib)
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# We use include instead of add_subdirectory to avoid creating a new directory scope.
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# This is because source file properties are directory scoped, including the GENERATED
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# property which is set implicitly for custom command outputs
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include(misc/generated/CMakeLists.txt)
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if(EXISTS ${SOC_DIR}/${ARCH}/CMakeLists.txt)
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add_subdirectory(${SOC_DIR}/${ARCH} soc/${ARCH})
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else()
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add_subdirectory(${SOC_DIR}/${ARCH}/${SOC_PATH} soc/${ARCH}/${SOC_PATH})
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endif()
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add_subdirectory(boards)
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add_subdirectory(ext)
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add_subdirectory(subsys)
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add_subdirectory(drivers)
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# Include zephyr modules generated CMake file.
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if(EXISTS ${CMAKE_BINARY_DIR}/zephyr_modules.txt)
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file(STRINGS ${CMAKE_BINARY_DIR}/zephyr_modules.txt ZEPHYR_MODULES_TXT)
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foreach(module ${ZEPHYR_MODULES_TXT})
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# Match "<name>":"<path>" for each line of file, each corresponding to
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# one module. The use of quotes is required due to CMake not supporting
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# lazy regexes (it supports greedy only).
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string(REGEX REPLACE "\"(.*)\":\".*\"" "\\1" module_name ${module})
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string(REGEX REPLACE "\".*\":\"(.*)\"" "\\1" module_path ${module})
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message("Including module: ${module_name} in path: ${module_path}")
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add_subdirectory(${module_path} ${CMAKE_BINARY_DIR}/modules/${module_name})
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endforeach()
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endif()
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|
|
set(syscall_macros_h ${ZEPHYR_BINARY_DIR}/include/generated/syscall_macros.h)
|
|
|
|
add_custom_target(${SYSCALL_MACROS_H_TARGET} DEPENDS ${syscall_macros_h})
|
|
add_custom_command( OUTPUT ${syscall_macros_h}
|
|
COMMAND
|
|
${PYTHON_EXECUTABLE}
|
|
${ZEPHYR_BASE}/scripts/gen_syscall_header.py
|
|
> ${syscall_macros_h}
|
|
DEPENDS ${ZEPHYR_BASE}/scripts/gen_syscall_header.py
|
|
)
|
|
|
|
|
|
set(syscall_list_h ${CMAKE_CURRENT_BINARY_DIR}/include/generated/syscall_list.h)
|
|
set(syscalls_json ${CMAKE_CURRENT_BINARY_DIR}/misc/generated/syscalls.json)
|
|
|
|
# The syscalls subdirs txt file is constructed by python containing a list of folders to use for
|
|
# dependency handling, including empty folders.
|
|
# Windows: The list is used to specify DIRECTORY list with CMAKE_CONFIGURE_DEPENDS attribute.
|
|
# Other OS: The list will update whenever a file is added/removed/modified and ensure a re-build.
|
|
set(syscalls_subdirs_txt ${CMAKE_CURRENT_BINARY_DIR}/misc/generated/syscalls_subdirs.txt)
|
|
|
|
# As syscalls_subdirs_txt is updated whenever a file is modified, this file can not be used for
|
|
# monitoring of added / removed folders. A trigger file is thus used for correct dependency
|
|
# handling. The trigger file will update when a folder is added / removed.
|
|
set(syscalls_subdirs_trigger ${CMAKE_CURRENT_BINARY_DIR}/misc/generated/syscalls_subdirs.trigger)
|
|
|
|
if(NOT (${CMAKE_HOST_SYSTEM_NAME} STREQUAL Windows))
|
|
set(syscalls_links --create-links ${CMAKE_CURRENT_BINARY_DIR}/misc/generated/syscalls_links)
|
|
endif()
|
|
|
|
# When running CMake it must be ensured that all dependencies are correctly acquired.
|
|
execute_process(
|
|
COMMAND
|
|
${PYTHON_EXECUTABLE}
|
|
${ZEPHYR_BASE}/scripts/subfolder_list.py
|
|
--directory ${ZEPHYR_BASE}/include # Walk this directory
|
|
--out-file ${syscalls_subdirs_txt} # Write file with discovered folder
|
|
--trigger ${syscalls_subdirs_trigger} # Trigger file that is used for json generation
|
|
${syscalls_links} # If defined, create symlinks for dependencies
|
|
)
|
|
file(STRINGS ${syscalls_subdirs_txt} PARSE_SYSCALLS_PATHS_DEPENDS)
|
|
|
|
if(${CMAKE_HOST_SYSTEM_NAME} STREQUAL Windows)
|
|
# On windows only adding/removing files or folders will be reflected in depends.
|
|
# Hence adding a file requires CMake to re-run to add this file to the file list.
|
|
set_property(DIRECTORY APPEND PROPERTY CMAKE_CONFIGURE_DEPENDS ${PARSE_SYSCALLS_PATHS_DEPENDS})
|
|
|
|
# Also On Windows each header file must be monitored as file modifications are not reflected
|
|
# on directory level.
|
|
file(GLOB_RECURSE PARSE_SYSCALLS_HEADER_DEPENDS ${ZEPHYR_BASE}/include/*.h)
|
|
else()
|
|
# The syscall parsing depends on the folders in order to detect add/removed/modified files.
|
|
# When a folder is removed, CMake will try to find a target that creates that dependency.
|
|
# This command sets up the target for CMake to find.
|
|
# Without this code, CMake will fail with the following error:
|
|
# <folder> needed by '<target>', missing and no known rule to make it
|
|
# when a folder is removed.
|
|
add_custom_command(OUTPUT ${PARSE_SYSCALLS_PATHS_DEPENDS}
|
|
COMMAND ${CMAKE_COMMAND} -E echo ""
|
|
COMMENT "Preparing syscall dependency handling"
|
|
)
|
|
|
|
add_custom_command(
|
|
OUTPUT
|
|
${syscalls_subdirs_trigger}
|
|
COMMAND
|
|
${PYTHON_EXECUTABLE}
|
|
${ZEPHYR_BASE}/scripts/subfolder_list.py
|
|
--directory ${ZEPHYR_BASE}/include # Walk this directory
|
|
--out-file ${syscalls_subdirs_txt} # Write file with discovered folder
|
|
--trigger ${syscalls_subdirs_trigger} # Trigger file that is used for json generation
|
|
${syscalls_links} # If defined, create symlinks for dependencies
|
|
DEPENDS ${PARSE_SYSCALLS_PATHS_DEPENDS}
|
|
)
|
|
|
|
# Ensure subdir file always exists when specifying CMake dependency.
|
|
if(NOT EXISTS ${syscalls_subdirs_txt})
|
|
file(WRITE ${syscalls_subdirs_txt} "")
|
|
endif()
|
|
|
|
# On other OS'es, modifying a file is reflected on the folder timestamp and hence detected
|
|
# when using depend on directory level.
|
|
# Thus CMake only needs to re-run when sub-directories are added / removed, which is indicated
|
|
# using a trigger file.
|
|
set_property(DIRECTORY APPEND PROPERTY CMAKE_CONFIGURE_DEPENDS ${syscalls_subdirs_txt})
|
|
endif()
|
|
|
|
# SYSCALL_INCLUDE_DIRECTORY will include the directories that needs to be
|
|
# searched for syscall declarations if CONFIG_APPLICATION_DEFINED_SYSCALL is set
|
|
if(CONFIG_APPLICATION_DEFINED_SYSCALL)
|
|
set(SYSCALL_INCLUDE_DIRECTORY --include ${APPLICATION_SOURCE_DIR})
|
|
endif()
|
|
|
|
add_custom_command(
|
|
OUTPUT
|
|
${syscalls_json}
|
|
COMMAND
|
|
${PYTHON_EXECUTABLE}
|
|
${ZEPHYR_BASE}/scripts/parse_syscalls.py
|
|
--include ${ZEPHYR_BASE}/include # Read files from this dir
|
|
${SYSCALL_INCLUDE_DIRECTORY}
|
|
--json-file ${syscalls_json} # Write this file
|
|
DEPENDS ${syscalls_subdirs_trigger} ${PARSE_SYSCALLS_HEADER_DEPENDS}
|
|
)
|
|
|
|
add_custom_target(${SYSCALL_LIST_H_TARGET} DEPENDS ${syscall_list_h})
|
|
add_custom_command(OUTPUT include/generated/syscall_dispatch.c ${syscall_list_h}
|
|
# Also, some files are written to include/generated/syscalls/
|
|
COMMAND
|
|
${PYTHON_EXECUTABLE}
|
|
${ZEPHYR_BASE}/scripts/gen_syscalls.py
|
|
--json-file ${syscalls_json} # Read this file
|
|
--base-output include/generated/syscalls # Write to this dir
|
|
--syscall-dispatch include/generated/syscall_dispatch.c # Write this file
|
|
--syscall-list ${syscall_list_h}
|
|
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
|
|
DEPENDS ${syscalls_json}
|
|
)
|
|
|
|
set(DRV_VALIDATION ${PROJECT_BINARY_DIR}/include/generated/driver-validation.h)
|
|
add_custom_command(
|
|
OUTPUT ${DRV_VALIDATION}
|
|
COMMAND
|
|
${PYTHON_EXECUTABLE}
|
|
${ZEPHYR_BASE}/scripts/gen_kobject_list.py
|
|
--validation-output ${DRV_VALIDATION}
|
|
$<$<BOOL:${CMAKE_VERBOSE_MAKEFILE}>:--verbose>
|
|
DEPENDS ${ZEPHYR_BASE}/scripts/gen_kobject_list.py
|
|
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
|
|
)
|
|
add_custom_target(${DRIVER_VALIDATION_H_TARGET} DEPENDS ${DRV_VALIDATION})
|
|
|
|
include($ENV{ZEPHYR_BASE}/cmake/kobj.cmake)
|
|
gen_kobj(KOBJ_INCLUDE_PATH)
|
|
|
|
# Generate offsets.c.obj from offsets.c
|
|
# Generate offsets.h from offsets.c.obj
|
|
|
|
set(OFFSETS_LIB offsets)
|
|
|
|
set(OFFSETS_C_PATH ${ARCH_DIR}/${ARCH}/core/offsets/offsets.c)
|
|
set(OFFSETS_H_PATH ${PROJECT_BINARY_DIR}/include/generated/offsets.h)
|
|
|
|
add_library( ${OFFSETS_LIB} OBJECT ${OFFSETS_C_PATH})
|
|
target_link_libraries(${OFFSETS_LIB} zephyr_interface)
|
|
add_dependencies( ${OFFSETS_LIB}
|
|
${SYSCALL_LIST_H_TARGET}
|
|
${SYSCALL_MACROS_H_TARGET}
|
|
${DRIVER_VALIDATION_H_TARGET}
|
|
${KOBJ_TYPES_H_TARGET}
|
|
)
|
|
|
|
add_custom_command(
|
|
OUTPUT ${OFFSETS_H_PATH}
|
|
COMMAND ${PYTHON_EXECUTABLE} ${ZEPHYR_BASE}/scripts/gen_offset_header.py
|
|
-i $<TARGET_OBJECTS:${OFFSETS_LIB}>
|
|
-o ${OFFSETS_H_PATH}
|
|
DEPENDS ${OFFSETS_LIB}
|
|
)
|
|
add_custom_target(${OFFSETS_H_TARGET} DEPENDS ${OFFSETS_H_PATH})
|
|
|
|
zephyr_include_directories(${TOOLCHAIN_INCLUDES})
|
|
|
|
zephyr_get_include_directories_for_lang(C ZEPHYR_INCLUDES)
|
|
|
|
add_subdirectory(kernel)
|
|
|
|
# Read list content
|
|
get_property(ZEPHYR_LIBS_PROPERTY GLOBAL PROPERTY ZEPHYR_LIBS)
|
|
|
|
foreach(zephyr_lib ${ZEPHYR_LIBS_PROPERTY})
|
|
# TODO: Could this become an INTERFACE property of zephyr_interface?
|
|
add_dependencies(${zephyr_lib} ${OFFSETS_H_TARGET})
|
|
endforeach()
|
|
|
|
get_property(OUTPUT_FORMAT GLOBAL PROPERTY PROPERTY_OUTPUT_FORMAT)
|
|
|
|
if (CONFIG_CODE_DATA_RELOCATION)
|
|
set(CODE_RELOCATION_DEP code_relocation_source_lib)
|
|
endif() # CONFIG_CODE_DATA_RELOCATION
|
|
|
|
configure_linker_script(
|
|
linker.cmd
|
|
""
|
|
${PRIV_STACK_DEP}
|
|
${APP_SMEM_ALIGNED_DEP}
|
|
${CODE_RELOCATION_DEP}
|
|
${OFFSETS_H_TARGET}
|
|
)
|
|
|
|
add_custom_target(
|
|
${LINKER_SCRIPT_TARGET}
|
|
DEPENDS
|
|
linker.cmd
|
|
)
|
|
|
|
# Give the '${LINKER_SCRIPT_TARGET}' target all of the include directories so
|
|
# that cmake can successfully find the linker_script's header
|
|
# dependencies.
|
|
zephyr_get_include_directories_for_lang(C
|
|
ZEPHYR_INCLUDE_DIRS
|
|
STRIP_PREFIX # Don't use a -I prefix
|
|
)
|
|
set_property(TARGET
|
|
${LINKER_SCRIPT_TARGET}
|
|
PROPERTY INCLUDE_DIRECTORIES
|
|
${ZEPHYR_INCLUDE_DIRS}
|
|
)
|
|
|
|
set(zephyr_lnk
|
|
${LINKERFLAGPREFIX},-Map=${PROJECT_BINARY_DIR}/${KERNEL_MAP_NAME}
|
|
-u_OffsetAbsSyms
|
|
-u_ConfigAbsSyms
|
|
${LINKERFLAGPREFIX},--whole-archive
|
|
${ZEPHYR_LIBS_PROPERTY}
|
|
${LINKERFLAGPREFIX},--no-whole-archive
|
|
kernel
|
|
$<TARGET_OBJECTS:${OFFSETS_LIB}>
|
|
${LIB_INCLUDE_DIR}
|
|
-L${PROJECT_BINARY_DIR}
|
|
${TOOLCHAIN_LIBS}
|
|
)
|
|
|
|
if(CONFIG_GEN_ISR_TABLES)
|
|
if(CONFIG_GEN_SW_ISR_TABLE)
|
|
list(APPEND GEN_ISR_TABLE_EXTRA_ARG --sw-isr-table)
|
|
endif()
|
|
|
|
if(CONFIG_GEN_IRQ_VECTOR_TABLE)
|
|
list(APPEND GEN_ISR_TABLE_EXTRA_ARG --vector-table)
|
|
endif()
|
|
|
|
# isr_tables.c is generated from ${ZEPHYR_PREBUILT_EXECUTABLE} by
|
|
# gen_isr_tables.py
|
|
add_custom_command(
|
|
OUTPUT isr_tables.c
|
|
COMMAND ${CMAKE_OBJCOPY}
|
|
-I ${OUTPUT_FORMAT}
|
|
-O binary
|
|
--only-section=.intList
|
|
$<TARGET_FILE:${ZEPHYR_PREBUILT_EXECUTABLE}>
|
|
isrList.bin
|
|
COMMAND ${PYTHON_EXECUTABLE}
|
|
${ZEPHYR_BASE}/arch/common/gen_isr_tables.py
|
|
--output-source isr_tables.c
|
|
--kernel $<TARGET_FILE:${ZEPHYR_PREBUILT_EXECUTABLE}>
|
|
--intlist isrList.bin
|
|
$<$<BOOL:${CONFIG_BIG_ENDIAN}>:--big-endian>
|
|
$<$<BOOL:${CMAKE_VERBOSE_MAKEFILE}>:--debug>
|
|
${GEN_ISR_TABLE_EXTRA_ARG}
|
|
DEPENDS ${ZEPHYR_PREBUILT_EXECUTABLE}
|
|
)
|
|
set_property(GLOBAL APPEND PROPERTY GENERATED_KERNEL_SOURCE_FILES isr_tables.c)
|
|
endif()
|
|
|
|
if(CONFIG_CODE_DATA_RELOCATION)
|
|
# @Intent: Linker script to relocate .text, data and .bss sections
|
|
toolchain_ld_relocation()
|
|
endif()
|
|
|
|
if(CONFIG_USERSPACE)
|
|
zephyr_get_compile_options_for_lang_as_string(C compiler_flags_priv)
|
|
string(REPLACE "-ftest-coverage" "" NO_COVERAGE_FLAGS "${compiler_flags_priv}")
|
|
string(REPLACE "-fprofile-arcs" "" NO_COVERAGE_FLAGS "${NO_COVERAGE_FLAGS}")
|
|
string(REPLACE "-fno-inline" "" NO_COVERAGE_FLAGS "${NO_COVERAGE_FLAGS}")
|
|
|
|
get_property(include_dir_in_interface TARGET zephyr_interface
|
|
PROPERTY INTERFACE_INCLUDE_DIRECTORIES)
|
|
|
|
get_property(sys_include_dir_in_interface TARGET zephyr_interface
|
|
PROPERTY INTERFACE_SYSTEM_INCLUDE_DIRECTORIES)
|
|
|
|
get_property(compile_definitions_interface TARGET zephyr_interface
|
|
PROPERTY INTERFACE_COMPILE_DEFINITIONS)
|
|
endif()
|
|
|
|
|
|
# Warning most of this gperf code is duplicated below for
|
|
# gen_kobject_list.py / output_lib
|
|
if(CONFIG_ARM AND CONFIG_USERSPACE)
|
|
set(GEN_PRIV_STACKS $ENV{ZEPHYR_BASE}/scripts/gen_priv_stacks.py)
|
|
set(PROCESS_PRIV_STACKS_GPERF $ENV{ZEPHYR_BASE}/scripts/process_gperf.py)
|
|
|
|
set(PRIV_STACKS priv_stacks_hash.gperf)
|
|
set(PRIV_STACKS_OUTPUT_SRC_PRE priv_stacks_hash_preprocessed.c)
|
|
set(PRIV_STACKS_OUTPUT_SRC priv_stacks_hash.c)
|
|
set(PRIV_STACKS_OUTPUT_OBJ priv_stacks_hash.c.obj)
|
|
set(PRIV_STACKS_OUTPUT_OBJ_RENAMED priv_stacks_hash_renamed.o)
|
|
|
|
# Essentially what we are doing here is extracting some information
|
|
# out of the nearly finished elf file, generating the source code
|
|
# for a hash table based on that information, and then compiling and
|
|
# linking the hash table back into a now even more nearly finished
|
|
# elf file.
|
|
|
|
# Use the script GEN_PRIV_STACKS to scan the kernel binary's
|
|
# (${ZEPHYR_PREBUILT_EXECUTABLE}) DWARF information to produce a table of kernel
|
|
# objects (PRIV_STACKS) which we will then pass to gperf
|
|
add_custom_command(
|
|
OUTPUT ${PRIV_STACKS}
|
|
COMMAND
|
|
${PYTHON_EXECUTABLE}
|
|
${GEN_PRIV_STACKS}
|
|
--kernel $<TARGET_FILE:priv_stacks_prebuilt>
|
|
--output ${PRIV_STACKS}
|
|
$<$<BOOL:${CMAKE_VERBOSE_MAKEFILE}>:--verbose>
|
|
DEPENDS priv_stacks_prebuilt
|
|
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
|
|
)
|
|
add_custom_target(priv_stacks DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/${PRIV_STACKS})
|
|
|
|
# Use gperf to generate C code (PRIV_STACKS_OUTPUT_SRC_PRE) which implements a
|
|
# perfect hashtable based on PRIV_STACKS
|
|
add_custom_command(
|
|
OUTPUT ${PRIV_STACKS_OUTPUT_SRC_PRE}
|
|
COMMAND
|
|
${GPERF} -C
|
|
--output-file ${PRIV_STACKS_OUTPUT_SRC_PRE}
|
|
${PRIV_STACKS}
|
|
DEPENDS priv_stacks ${PRIV_STACKS}
|
|
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
|
|
)
|
|
add_custom_target(priv_stacks_output_src_pre DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/${PRIV_STACKS_OUTPUT_SRC_PRE})
|
|
|
|
# For our purposes the code/data generated by gperf is not optimal.
|
|
#
|
|
# The script PROCESS_GPERF creates a new c file OUTPUT_SRC based on
|
|
# OUTPUT_SRC_PRE to greatly reduce the amount of code/data generated
|
|
# since we know we are always working with pointer values
|
|
add_custom_command(
|
|
OUTPUT ${PRIV_STACKS_OUTPUT_SRC}
|
|
COMMAND
|
|
${PYTHON_EXECUTABLE}
|
|
${PROCESS_PRIV_STACKS_GPERF}
|
|
-i ${PRIV_STACKS_OUTPUT_SRC_PRE}
|
|
-o ${PRIV_STACKS_OUTPUT_SRC}
|
|
-p "struct _k_priv_stack_map"
|
|
$<$<BOOL:${CMAKE_VERBOSE_MAKEFILE}>:--verbose>
|
|
DEPENDS priv_stacks_output_src_pre ${PRIV_STACKS_OUTPUT_SRC_PRE}
|
|
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
|
|
)
|
|
add_custom_target(priv_stacks_output_src DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/${PRIV_STACKS_OUTPUT_SRC})
|
|
|
|
set_source_files_properties(${CMAKE_CURRENT_BINARY_DIR}/${PRIV_STACKS_OUTPUT_SRC}
|
|
PROPERTIES COMPILE_DEFINITIONS "${compile_definitions_interface}")
|
|
|
|
set_source_files_properties(${CMAKE_CURRENT_BINARY_DIR}/${PRIV_STACKS_OUTPUT_SRC}
|
|
PROPERTIES COMPILE_FLAGS
|
|
"${NO_COVERAGE_FLAGS} -fno-function-sections -fno-data-sections ")
|
|
|
|
# We need precise control of where generated text/data ends up in the final
|
|
# kernel image. Disable function/data sections and use objcopy to move
|
|
# generated data into special section names
|
|
add_library(priv_stacks_output_lib STATIC
|
|
${CMAKE_CURRENT_BINARY_DIR}/${PRIV_STACKS_OUTPUT_SRC}
|
|
)
|
|
|
|
# Turn off -ffunction-sections, etc.
|
|
# NB: Using a library instead of target_compile_options(priv_stacks_output_lib
|
|
# [...]) because a library's options have precedence
|
|
add_library(priv_stacks_output_lib_interface INTERFACE)
|
|
foreach(incl ${include_dir_in_interface})
|
|
target_include_directories(priv_stacks_output_lib_interface INTERFACE ${incl})
|
|
endforeach()
|
|
|
|
foreach(incl ${sys_include_dir_in_interface})
|
|
target_include_directories(priv_stacks_output_lib_interface SYSTEM INTERFACE ${incl})
|
|
endforeach()
|
|
|
|
target_link_libraries(priv_stacks_output_lib priv_stacks_output_lib_interface)
|
|
|
|
set(PRIV_STACKS_OUTPUT_OBJ_PATH ${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/priv_stacks_output_lib.dir/${PRIV_STACKS_OUTPUT_OBJ})
|
|
|
|
add_custom_command(
|
|
OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${PRIV_STACKS_OUTPUT_OBJ_RENAMED}
|
|
COMMAND
|
|
${CMAKE_OBJCOPY}
|
|
--rename-section .bss=.priv_stacks.noinit
|
|
--rename-section .data=.priv_stacks.data
|
|
--rename-section .text=.priv_stacks.text
|
|
--rename-section .rodata=.priv_stacks.rodata
|
|
${PRIV_STACKS_OUTPUT_OBJ_PATH}
|
|
${PRIV_STACKS_OUTPUT_OBJ_RENAMED}
|
|
DEPENDS priv_stacks_output_lib
|
|
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
|
|
)
|
|
add_custom_target(priv_stacks_output_obj_renamed DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/${PRIV_STACKS_OUTPUT_OBJ_RENAMED})
|
|
|
|
add_library(priv_stacks_output_obj_renamed_lib STATIC IMPORTED GLOBAL)
|
|
set_property(
|
|
TARGET priv_stacks_output_obj_renamed_lib
|
|
PROPERTY
|
|
IMPORTED_LOCATION ${CMAKE_CURRENT_BINARY_DIR}/${PRIV_STACKS_OUTPUT_OBJ_RENAMED}
|
|
)
|
|
add_dependencies(
|
|
priv_stacks_output_obj_renamed_lib
|
|
priv_stacks_output_obj_renamed
|
|
)
|
|
|
|
set_property(GLOBAL APPEND PROPERTY GENERATED_KERNEL_OBJECT_FILES priv_stacks_output_obj_renamed_lib)
|
|
endif()
|
|
|
|
# Warning: most of this gperf code is duplicated above for
|
|
# gen_priv_stacks.py / priv_stacks_output_lib
|
|
if(CONFIG_USERSPACE)
|
|
set(GEN_KOBJ_LIST ${ZEPHYR_BASE}/scripts/gen_kobject_list.py)
|
|
set(PROCESS_GPERF ${ZEPHYR_BASE}/scripts/process_gperf.py)
|
|
|
|
set(OBJ_LIST kobject_hash.gperf)
|
|
set(OUTPUT_SRC_PRE kobject_hash_preprocessed.c)
|
|
set(OUTPUT_SRC kobject_hash.c)
|
|
set(OUTPUT_OBJ kobject_hash.c.obj)
|
|
set(OUTPUT_OBJ_RENAMED kobject_hash_renamed.o)
|
|
|
|
# Essentially what we are doing here is extracting some information
|
|
# out of the nearly finished elf file, generating the source code
|
|
# for a hash table based on that information, and then compiling and
|
|
# linking the hash table back into a now even more nearly finished
|
|
# elf file. More information in gen_kobject_list.py --help.
|
|
|
|
# Use the script GEN_KOBJ_LIST to scan the kernel binary's
|
|
# (${ZEPHYR_PREBUILT_EXECUTABLE}) DWARF information to produce a table of kernel
|
|
# objects (OBJ_LIST) which we will then pass to gperf
|
|
add_custom_command(
|
|
OUTPUT ${OBJ_LIST}
|
|
COMMAND
|
|
${PYTHON_EXECUTABLE}
|
|
${GEN_KOBJ_LIST}
|
|
--kernel $<TARGET_FILE:${ZEPHYR_PREBUILT_EXECUTABLE}>
|
|
--gperf-output ${OBJ_LIST}
|
|
$<$<BOOL:${CMAKE_VERBOSE_MAKEFILE}>:--verbose>
|
|
DEPENDS ${ZEPHYR_PREBUILT_EXECUTABLE}
|
|
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
|
|
)
|
|
add_custom_target(obj_list DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/${OBJ_LIST})
|
|
|
|
# Use gperf to generate C code (OUTPUT_SRC_PRE) which implements a
|
|
# perfect hashtable based on OBJ_LIST
|
|
add_custom_command(
|
|
OUTPUT ${OUTPUT_SRC_PRE}
|
|
COMMAND
|
|
${GPERF}
|
|
--output-file ${OUTPUT_SRC_PRE}
|
|
${OBJ_LIST}
|
|
DEPENDS obj_list ${OBJ_LIST}
|
|
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
|
|
)
|
|
add_custom_target(output_src_pre DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/${OUTPUT_SRC_PRE})
|
|
|
|
# For our purposes the code/data generated by gperf is not optimal.
|
|
#
|
|
# The script PROCESS_GPERF creates a new c file OUTPUT_SRC based on
|
|
# OUTPUT_SRC_PRE to greatly reduce the amount of code/data generated
|
|
# since we know we are always working with pointer values
|
|
add_custom_command(
|
|
OUTPUT ${OUTPUT_SRC}
|
|
COMMAND
|
|
${PYTHON_EXECUTABLE}
|
|
${PROCESS_GPERF}
|
|
-i ${OUTPUT_SRC_PRE}
|
|
-o ${OUTPUT_SRC}
|
|
-p "struct _k_object"
|
|
$<$<BOOL:${CMAKE_VERBOSE_MAKEFILE}>:--verbose>
|
|
DEPENDS output_src_pre ${OUTPUT_SRC_PRE}
|
|
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
|
|
)
|
|
add_custom_target(output_src DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/${OUTPUT_SRC})
|
|
|
|
# We need precise control of where generated text/data ends up in the final
|
|
# kernel image. Disable function/data sections and use objcopy to move
|
|
# generated data into special section names
|
|
add_library(output_lib STATIC
|
|
${CMAKE_CURRENT_BINARY_DIR}/${OUTPUT_SRC}
|
|
)
|
|
|
|
set_source_files_properties(${OUTPUT_SRC} PROPERTIES COMPILE_FLAGS
|
|
"${NO_COVERAGE_FLAGS} -fno-function-sections -fno-data-sections")
|
|
|
|
set_source_files_properties(${OUTPUT_SRC}
|
|
PROPERTIES COMPILE_DEFINITIONS "${compile_definitions_interface}")
|
|
|
|
# Turn off -ffunction-sections, etc.
|
|
# NB: Using a library instead of target_compile_options(output_lib
|
|
# [...]) because a library's options have precedence
|
|
add_library(output_lib_interface INTERFACE)
|
|
|
|
target_link_libraries(output_lib output_lib_interface)
|
|
|
|
foreach(incl ${include_dir_in_interface})
|
|
target_include_directories(output_lib_interface INTERFACE ${incl})
|
|
endforeach()
|
|
|
|
foreach(incl ${sys_include_dir_in_interface})
|
|
target_include_directories(output_lib_interface SYSTEM INTERFACE ${incl})
|
|
endforeach()
|
|
|
|
set(OUTPUT_OBJ_PATH ${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/output_lib.dir/${OUTPUT_OBJ})
|
|
|
|
add_custom_command(
|
|
OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${OUTPUT_OBJ_RENAMED}
|
|
COMMAND
|
|
${CMAKE_OBJCOPY}
|
|
--rename-section .data=.kobject_data.data
|
|
--rename-section .text=.kobject_data.text
|
|
--rename-section .rodata=.kobject_data.rodata
|
|
${OUTPUT_OBJ_PATH}
|
|
${OUTPUT_OBJ_RENAMED}
|
|
DEPENDS output_lib
|
|
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
|
|
)
|
|
add_custom_target(output_obj_renamed DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/${OUTPUT_OBJ_RENAMED})
|
|
|
|
add_library(output_obj_renamed_lib STATIC IMPORTED GLOBAL)
|
|
set_property(
|
|
TARGET output_obj_renamed_lib
|
|
PROPERTY
|
|
IMPORTED_LOCATION ${CMAKE_CURRENT_BINARY_DIR}/${OUTPUT_OBJ_RENAMED}
|
|
)
|
|
add_dependencies(
|
|
output_obj_renamed_lib
|
|
output_obj_renamed
|
|
)
|
|
|
|
set_property(GLOBAL APPEND PROPERTY GENERATED_KERNEL_OBJECT_FILES output_obj_renamed_lib)
|
|
endif()
|
|
|
|
# Read global variables into local variables
|
|
get_property(GKOF GLOBAL PROPERTY GENERATED_KERNEL_OBJECT_FILES)
|
|
get_property(GKSF GLOBAL PROPERTY GENERATED_KERNEL_SOURCE_FILES)
|
|
|
|
|
|
get_property(CSTD GLOBAL PROPERTY CSTD)
|
|
set_ifndef(CSTD c99)
|
|
|
|
zephyr_compile_options(
|
|
$<$<COMPILE_LANGUAGE:C>:-std=${CSTD}>
|
|
)
|
|
|
|
# @Intent: Configure linker scripts, i.e. generate linker scripts with variables substituted
|
|
toolchain_ld_configure_files()
|
|
|
|
if(CONFIG_USERSPACE)
|
|
set(APP_SMEM_ALIGNED_LD "${PROJECT_BINARY_DIR}/include/generated/app_smem_aligned.ld")
|
|
set(APP_SMEM_UNALIGNED_LD "${PROJECT_BINARY_DIR}/include/generated/app_smem_unaligned.ld")
|
|
set(OBJ_FILE_DIR "${PROJECT_BINARY_DIR}/../")
|
|
|
|
add_custom_target(
|
|
${APP_SMEM_ALIGNED_DEP}
|
|
DEPENDS
|
|
${APP_SMEM_ALIGNED_LD}
|
|
)
|
|
|
|
add_custom_target(
|
|
${APP_SMEM_UNALIGNED_DEP}
|
|
DEPENDS
|
|
${APP_SMEM_UNALIGNED_LD}
|
|
)
|
|
|
|
if(CONFIG_NEWLIB_LIBC)
|
|
set(NEWLIB_PART -l libc.a z_libc_partition)
|
|
endif()
|
|
if(CONFIG_MBEDTLS)
|
|
set(MBEDTLS_PART -l libext__lib__crypto__mbedtls.a k_mbedtls_partition)
|
|
endif()
|
|
|
|
add_custom_command(
|
|
OUTPUT ${APP_SMEM_UNALIGNED_LD}
|
|
COMMAND ${PYTHON_EXECUTABLE}
|
|
${ZEPHYR_BASE}/scripts/gen_app_partitions.py
|
|
-d ${OBJ_FILE_DIR}
|
|
-o ${APP_SMEM_UNALIGNED_LD}
|
|
${NEWLIB_PART} ${MBEDTLS_PART}
|
|
$<$<BOOL:${CMAKE_VERBOSE_MAKEFILE}>:--verbose>
|
|
DEPENDS
|
|
kernel
|
|
${ZEPHYR_LIBS_PROPERTY}
|
|
WORKING_DIRECTORY ${PROJECT_BINARY_DIR}/
|
|
COMMENT "Generating app_smem_unaligned linker section"
|
|
)
|
|
|
|
configure_linker_script(
|
|
linker_app_smem_unaligned.cmd
|
|
"-DLINKER_APP_SMEM_UNALIGNED"
|
|
${CODE_RELOCATION_DEP}
|
|
${APP_SMEM_UNALIGNED_DEP}
|
|
${APP_SMEM_UNALIGNED_LD}
|
|
${OFFSETS_H_TARGET}
|
|
)
|
|
|
|
add_custom_target(
|
|
linker_app_smem_unaligned_script
|
|
DEPENDS
|
|
linker_app_smem_unaligned.cmd
|
|
)
|
|
|
|
set_property(TARGET
|
|
linker_app_smem_unaligned_script
|
|
PROPERTY INCLUDE_DIRECTORIES
|
|
${ZEPHYR_INCLUDE_DIRS}
|
|
)
|
|
|
|
set(APP_SMEM_UNALIGNED_LIB app_smem_unaligned_output_obj_renamed_lib)
|
|
add_executable( app_smem_unaligned_prebuilt misc/empty_file.c)
|
|
target_link_libraries(app_smem_unaligned_prebuilt ${TOPT} ${PROJECT_BINARY_DIR}/linker_app_smem_unaligned.cmd ${zephyr_lnk} ${CODE_RELOCATION_DEP})
|
|
set_property(TARGET app_smem_unaligned_prebuilt PROPERTY LINK_DEPENDS ${PROJECT_BINARY_DIR}/linker_app_smem_unaligned.cmd)
|
|
add_dependencies( app_smem_unaligned_prebuilt linker_app_smem_unaligned_script ${OFFSETS_LIB})
|
|
|
|
add_custom_command(
|
|
OUTPUT ${APP_SMEM_ALIGNED_LD}
|
|
COMMAND ${PYTHON_EXECUTABLE}
|
|
${ZEPHYR_BASE}/scripts/gen_app_partitions.py
|
|
-e $<TARGET_FILE:app_smem_unaligned_prebuilt>
|
|
-o ${APP_SMEM_ALIGNED_LD}
|
|
${NEWLIB_PART} ${MBEDTLS_PART}
|
|
$<$<BOOL:${CMAKE_VERBOSE_MAKEFILE}>:--verbose>
|
|
DEPENDS
|
|
kernel
|
|
${ZEPHYR_LIBS_PROPERTY}
|
|
app_smem_unaligned_prebuilt
|
|
WORKING_DIRECTORY ${PROJECT_BINARY_DIR}/
|
|
COMMENT "Generating app_smem_aligned linker section"
|
|
)
|
|
endif()
|
|
|
|
if(CONFIG_USERSPACE AND CONFIG_ARM)
|
|
configure_linker_script(
|
|
linker_priv_stacks.cmd
|
|
""
|
|
${CODE_RELOCATION_DEP}
|
|
${APP_SMEM_ALIGNED_DEP}
|
|
${APP_SMEM_ALIGNED_LD}
|
|
${OFFSETS_H_TARGET}
|
|
)
|
|
|
|
add_custom_target(
|
|
linker_priv_stacks_script
|
|
DEPENDS
|
|
linker_priv_stacks.cmd
|
|
)
|
|
|
|
set_property(TARGET
|
|
linker_priv_stacks_script
|
|
PROPERTY INCLUDE_DIRECTORIES
|
|
${ZEPHYR_INCLUDE_DIRS}
|
|
)
|
|
|
|
set(PRIV_STACK_LIB priv_stacks_output_obj_renamed_lib)
|
|
add_executable( priv_stacks_prebuilt misc/empty_file.c)
|
|
target_link_libraries(priv_stacks_prebuilt ${TOPT} ${PROJECT_BINARY_DIR}/linker_priv_stacks.cmd ${zephyr_lnk} ${CODE_RELOCATION_DEP})
|
|
set_property(TARGET priv_stacks_prebuilt PROPERTY LINK_DEPENDS ${PROJECT_BINARY_DIR}/linker_priv_stacks.cmd)
|
|
add_dependencies( priv_stacks_prebuilt linker_priv_stacks_script ${OFFSETS_LIB})
|
|
endif()
|
|
|
|
# FIXME: Is there any way to get rid of empty_file.c?
|
|
add_executable( ${ZEPHYR_PREBUILT_EXECUTABLE} misc/empty_file.c)
|
|
target_link_libraries(${ZEPHYR_PREBUILT_EXECUTABLE} ${TOPT} ${PROJECT_BINARY_DIR}/linker.cmd ${PRIV_STACK_LIB} ${zephyr_lnk} ${CODE_RELOCATION_DEP})
|
|
set_property(TARGET ${ZEPHYR_PREBUILT_EXECUTABLE} PROPERTY LINK_DEPENDS ${PROJECT_BINARY_DIR}/linker.cmd)
|
|
add_dependencies( ${ZEPHYR_PREBUILT_EXECUTABLE} ${PRIV_STACK_DEP} ${LINKER_SCRIPT_TARGET} ${OFFSETS_LIB})
|
|
|
|
|
|
set(generated_kernel_files ${GKSF} ${GKOF})
|
|
if(NOT generated_kernel_files)
|
|
# Use the prebuilt elf as the final elf since we don't have a
|
|
# generation stage.
|
|
set(logical_target_for_zephyr_elf ${ZEPHYR_PREBUILT_EXECUTABLE})
|
|
else()
|
|
# The second linker pass uses the same source linker script of the
|
|
# first pass (LINKER_SCRIPT), but this time with a different output
|
|
# file and preprocessed with the define LINKER_PASS2.
|
|
configure_linker_script(
|
|
linker_pass_final.cmd
|
|
"-DLINKER_PASS2"
|
|
${PRIV_STACK_DEP}
|
|
${CODE_RELOCATION_DEP}
|
|
${ZEPHYR_PREBUILT_EXECUTABLE}
|
|
${OFFSETS_H_TARGET}
|
|
)
|
|
|
|
set(LINKER_PASS_FINAL_SCRIPT_TARGET linker_pass_final_script_target)
|
|
add_custom_target(
|
|
${LINKER_PASS_FINAL_SCRIPT_TARGET}
|
|
DEPENDS
|
|
linker_pass_final.cmd
|
|
)
|
|
set_property(TARGET
|
|
${LINKER_PASS_FINAL_SCRIPT_TARGET}
|
|
PROPERTY INCLUDE_DIRECTORIES
|
|
${ZEPHYR_INCLUDE_DIRS}
|
|
)
|
|
|
|
add_executable( ${ZEPHYR_FINAL_EXECUTABLE} misc/empty_file.c ${GKSF})
|
|
target_link_libraries(${ZEPHYR_FINAL_EXECUTABLE} ${GKOF} ${TOPT} ${PROJECT_BINARY_DIR}/linker_pass_final.cmd ${zephyr_lnk} ${CODE_RELOCATION_DEP})
|
|
set_property(TARGET ${ZEPHYR_FINAL_EXECUTABLE} PROPERTY LINK_DEPENDS ${PROJECT_BINARY_DIR}/linker_pass_final.cmd)
|
|
add_dependencies( ${ZEPHYR_FINAL_EXECUTABLE} ${PRIV_STACK_DEP} ${LINKER_PASS_FINAL_SCRIPT_TARGET})
|
|
|
|
# Use the pass2 elf as the final elf
|
|
set(logical_target_for_zephyr_elf ${ZEPHYR_FINAL_EXECUTABLE})
|
|
endif()
|
|
|
|
# Export the variable to the application's scope to allow the
|
|
# application to know what the name of the final elf target is.
|
|
set(logical_target_for_zephyr_elf ${logical_target_for_zephyr_elf} PARENT_SCOPE)
|
|
|
|
# Override the base name of final .elf so:
|
|
# 1. it doesn't depend on the number of passes above and the
|
|
# post_build_commands below can always find it no matter which is it;
|
|
# 2. it can be defined in Kconfig
|
|
set_target_properties(${logical_target_for_zephyr_elf} PROPERTIES OUTPUT_NAME ${KERNEL_NAME})
|
|
|
|
set(post_build_commands "")
|
|
set(post_build_byproducts "")
|
|
|
|
if(NOT CONFIG_BUILD_NO_GAP_FILL)
|
|
# Use ';' as separator to get proper space in resulting command.
|
|
set(GAP_FILL "--gap-fill;0xff")
|
|
endif()
|
|
|
|
if(CONFIG_CHECK_LINK_MAP)
|
|
list(APPEND
|
|
post_build_commands
|
|
COMMAND
|
|
${PYTHON_EXECUTABLE} ${ZEPHYR_BASE}/scripts/check_link_map.py ${KERNEL_MAP_NAME}
|
|
)
|
|
list(APPEND
|
|
post_build_byproducts
|
|
${KERNEL_MAP_NAME}
|
|
)
|
|
endif()
|
|
|
|
if(CONFIG_BUILD_OUTPUT_HEX)
|
|
list(APPEND
|
|
post_build_commands
|
|
COMMAND
|
|
${CMAKE_OBJCOPY} -S -Oihex ${GAP_FILL} -R .comment -R COMMON -R .eh_frame ${KERNEL_ELF_NAME} ${KERNEL_HEX_NAME}
|
|
)
|
|
list(APPEND
|
|
post_build_byproducts
|
|
${KERNEL_HEX_NAME}
|
|
)
|
|
endif()
|
|
|
|
if(CONFIG_BUILD_OUTPUT_BIN)
|
|
list(APPEND
|
|
post_build_commands
|
|
COMMAND
|
|
${CMAKE_OBJCOPY} -S -Obinary ${GAP_FILL} -R .comment -R COMMON -R .eh_frame ${KERNEL_ELF_NAME} ${KERNEL_BIN_NAME}
|
|
)
|
|
list(APPEND
|
|
post_build_byproducts
|
|
${KERNEL_BIN_NAME}
|
|
)
|
|
endif()
|
|
|
|
if(CONFIG_BUILD_OUTPUT_S19)
|
|
list(APPEND
|
|
post_build_commands
|
|
COMMAND
|
|
${CMAKE_OBJCOPY} ${GAP_FILL} --srec-len 1 --output-target=srec ${KERNEL_ELF_NAME} ${KERNEL_S19_NAME}
|
|
)
|
|
list(APPEND
|
|
post_build_byproducts
|
|
${KERNEL_S19_NAME}
|
|
)
|
|
endif()
|
|
|
|
if(CONFIG_OUTPUT_DISASSEMBLY)
|
|
list(APPEND
|
|
post_build_commands
|
|
COMMAND
|
|
${CMAKE_OBJDUMP} -S ${KERNEL_ELF_NAME} > ${KERNEL_LST_NAME}
|
|
)
|
|
list(APPEND
|
|
post_build_byproducts
|
|
${KERNEL_LST_NAME}
|
|
)
|
|
endif()
|
|
|
|
if(CONFIG_OUTPUT_STAT)
|
|
list(APPEND
|
|
post_build_commands
|
|
COMMAND
|
|
${CMAKE_READELF} -e ${KERNEL_ELF_NAME} > ${KERNEL_STAT_NAME}
|
|
)
|
|
list(APPEND
|
|
post_build_byproducts
|
|
${KERNEL_STAT_NAME}
|
|
)
|
|
endif()
|
|
|
|
if(CONFIG_BUILD_OUTPUT_STRIPPED)
|
|
list(APPEND
|
|
post_build_commands
|
|
COMMAND
|
|
${CMAKE_STRIP} --strip-all ${KERNEL_ELF_NAME} -o ${KERNEL_STRIP_NAME}
|
|
)
|
|
list(APPEND
|
|
post_build_byproducts
|
|
${KERNEL_STRIP_NAME}
|
|
)
|
|
endif()
|
|
|
|
if(CONFIG_BUILD_OUTPUT_EXE)
|
|
list(APPEND
|
|
post_build_commands
|
|
COMMAND
|
|
${CMAKE_COMMAND} -E copy ${KERNEL_ELF_NAME} ${KERNEL_EXE_NAME}
|
|
)
|
|
list(APPEND
|
|
post_build_byproducts
|
|
${KERNEL_EXE_NAME}
|
|
)
|
|
endif()
|
|
|
|
get_property(extra_post_build_commands
|
|
GLOBAL PROPERTY
|
|
extra_post_build_commands
|
|
)
|
|
|
|
list(APPEND
|
|
post_build_commands
|
|
${extra_post_build_commands}
|
|
)
|
|
|
|
get_property(extra_post_build_byproducts
|
|
GLOBAL PROPERTY
|
|
extra_post_build_byproducts
|
|
)
|
|
|
|
list(APPEND
|
|
post_build_byproducts
|
|
${extra_post_build_byproducts}
|
|
)
|
|
|
|
# Add post_build_commands to post-process the final .elf file produced by
|
|
# either the ZEPHYR_PREBUILT_EXECUTABLE or the KERNEL_ELF executable
|
|
# targets above.
|
|
add_custom_command(
|
|
TARGET ${logical_target_for_zephyr_elf}
|
|
POST_BUILD
|
|
${post_build_commands}
|
|
BYPRODUCTS
|
|
${post_build_byproducts}
|
|
COMMENT "Generating files from ${KERNEL_ELF_NAME} for board: ${BOARD}"
|
|
# NB: COMMENT only works for some CMake-Generators
|
|
)
|
|
|
|
# To populate with hex files to merge, do the following:
|
|
# set_property(GLOBAL APPEND PROPERTY HEX_FILES_TO_MERGE ${my_local_list})
|
|
# Note that the zephyr.hex file will not be included automatically.
|
|
get_property(HEX_FILES_TO_MERGE GLOBAL PROPERTY HEX_FILES_TO_MERGE)
|
|
if(HEX_FILES_TO_MERGE)
|
|
# Merge in out-of-tree hex files.
|
|
set(MERGED_HEX_NAME merged.hex)
|
|
|
|
add_custom_command(
|
|
OUTPUT ${MERGED_HEX_NAME}
|
|
COMMAND
|
|
${PYTHON_EXECUTABLE}
|
|
${ZEPHYR_BASE}/scripts/mergehex.py
|
|
-o ${MERGED_HEX_NAME}
|
|
${HEX_FILES_TO_MERGE}
|
|
DEPENDS ${HEX_FILES_TO_MERGE} ${logical_target_for_zephyr_elf}
|
|
)
|
|
|
|
add_custom_target(mergehex ALL DEPENDS ${MERGED_HEX_NAME})
|
|
list(APPEND FLASH_DEPS mergehex)
|
|
endif()
|
|
|
|
if(CONFIG_OUTPUT_PRINT_MEMORY_USAGE)
|
|
# Use --print-memory-usage with the first link.
|
|
#
|
|
# Don't use this option with the second link because seeing it twice
|
|
# could confuse users and using it on the second link would suppress
|
|
# it when the first link has a ram/flash-usage issue.
|
|
set(option ${LINKERFLAGPREFIX},--print-memory-usage)
|
|
string(MAKE_C_IDENTIFIER check${option} check)
|
|
|
|
set(SAVED_CMAKE_REQUIRED_FLAGS ${CMAKE_REQUIRED_FLAGS})
|
|
set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} ${option}")
|
|
zephyr_check_compiler_flag(C "" ${check})
|
|
set(CMAKE_REQUIRED_FLAGS ${SAVED_CMAKE_REQUIRED_FLAGS})
|
|
|
|
target_link_libraries_ifdef(${check} ${ZEPHYR_PREBUILT_EXECUTABLE} ${option})
|
|
endif()
|
|
|
|
if(EMU_PLATFORM)
|
|
include(${ZEPHYR_BASE}/cmake/emu/${EMU_PLATFORM}.cmake)
|
|
else()
|
|
add_custom_target(run
|
|
COMMAND
|
|
${CMAKE_COMMAND} -E echo
|
|
"==================================================="
|
|
"Emulation/Simulation not supported with this board."
|
|
"==================================================="
|
|
)
|
|
endif()
|
|
|
|
add_subdirectory(cmake/flash)
|
|
add_subdirectory(cmake/usage)
|
|
add_subdirectory(cmake/reports)
|
|
|
|
if(CONFIG_ASSERT AND (NOT CONFIG_FORCE_NO_ASSERT))
|
|
message(WARNING "
|
|
------------------------------------------------------------
|
|
--- WARNING: __ASSERT() statements are globally ENABLED ---
|
|
--- The kernel will run more slowly and use more memory ---
|
|
------------------------------------------------------------"
|
|
)
|
|
endif()
|
|
|
|
if(CONFIG_BOARD_DEPRECATED)
|
|
message(WARNING "
|
|
WARNING: The board '${BOARD}' is deprecated and will be
|
|
removed in version ${CONFIG_BOARD_DEPRECATED}"
|
|
)
|
|
endif()
|