270 lines
8.2 KiB
CMake
270 lines
8.2 KiB
CMake
# Invoke OpenThread's external autoconf-based build system.
|
|
include(ExternalProject)
|
|
|
|
set(ep_base ${PROJECT_BINARY_DIR}/ext_proj)
|
|
set_property(DIRECTORY PROPERTY "EP_BASE" ${ep_base})
|
|
|
|
# Construct a list of commands to give to ExternalProject_Add()
|
|
#
|
|
# See https://cmake.org/cmake/help/latest/module/ExternalProject.html
|
|
# for documentation on ExternalProject_Add
|
|
set(cmd "")
|
|
|
|
set(ot_name ot)
|
|
list(APPEND cmd
|
|
${ot_name}
|
|
)
|
|
|
|
set(ot_STAMP_DIR ${ep_base}/Stamp/${ot_name})
|
|
set(ot_INSTALL_DIR ${ep_base}/Install/${ot_name})
|
|
|
|
#--Download step--------------
|
|
if(NOT EXTERNAL_PROJECT_PATH_OPENTHREAD)
|
|
# TODO: Point to a Zephyr fork
|
|
# Nov. 7
|
|
set_ifndef(ot_GIT_REPOSITORY "https://github.com/openthread/openthread.git")
|
|
set_ifndef(ot_GIT_TAG f9d757a161fea4775d033a1ce88cf7962fe24a93)
|
|
set_ifndef(ot_GIT_PROGRESS 1)
|
|
|
|
list(APPEND cmd
|
|
GIT_REPOSITORY ${ot_GIT_REPOSITORY}
|
|
GIT_TAG ${ot_GIT_TAG}
|
|
GIT_PROGRESS ${ot_GIT_PROGRESS}
|
|
)
|
|
endif()
|
|
|
|
#--Update/Patch step-------------
|
|
|
|
# An update step is not necessary because we are using a commit hash
|
|
# as a tag, and the code behind a hash cannot change.
|
|
|
|
# UPDATE_DISCONNECTED should be used when updates aren't needed, but
|
|
# for some reason we were not able to get this to work, so we use a
|
|
# dummy step to fake updating. This ensures that the git repo is not
|
|
# downloaded on every 'make' invocation.
|
|
list(APPEND cmd
|
|
UPDATE_COMMAND
|
|
${CMAKE_COMMAND} -E touch ${ot_STAMP_DIR}/${ot_name}-update
|
|
)
|
|
|
|
#--Configure step-------------
|
|
if(EXTERNAL_PROJECT_PATH_OPENTHREAD)
|
|
set(ot_SOURCE_DIR ${EXTERNAL_PROJECT_PATH_OPENTHREAD})
|
|
|
|
list(APPEND cmd
|
|
SOURCE_DIR ${ot_SOURCE_DIR}
|
|
)
|
|
|
|
else()
|
|
set(ot_SOURCE_DIR ${ep_base}/Source/${ot_name}) # TODO: Download dir?
|
|
|
|
# "If SOURCE_DIR is explicitly set to an existing directory the
|
|
# project will be built from it. Otherwise a download step must be
|
|
# specified using one of the DOWNLOAD_COMMAND, CVS_*, SVN_*, or URL
|
|
# options." -- CMake docs
|
|
endif()
|
|
|
|
# TODO: Can we omit this, does OpenThread need to use install?
|
|
# TODO: Move this to host-tools?
|
|
find_program(INSTALL install)
|
|
|
|
# It looks like OpenThread requires a *nix system to build for
|
|
# embedded.
|
|
#
|
|
# https://github.com/openthread/openthread/blob/master/examples/drivers/windows/README.md
|
|
|
|
# TODO: Use different includes for C and CXX
|
|
zephyr_get_include_directories_for_lang_as_string( C includes)
|
|
zephyr_get_system_include_directories_for_lang_as_string(C system_includes)
|
|
zephyr_get_compile_definitions_for_lang_as_string( C definitions)
|
|
|
|
zephyr_get_compile_options_for_lang_as_string(C c_options)
|
|
zephyr_get_compile_options_for_lang_as_string(CXX cxx_options)
|
|
|
|
# TODO: What happens if a CFLAG is added after this build script has
|
|
# been run?
|
|
|
|
# TODO: Does OpenThread need all flags, or just some? Should we
|
|
# whitelist, or blacklist flags?
|
|
|
|
|
|
# TODO: What is all this? $(dir $(realpath $(firstword $(MAKEFILE_LIST))))
|
|
|
|
set(exec_prefix zephyr)
|
|
|
|
set(commoncflags "-DOPENTHREAD_CONFIG_LOG_LEVEL=${CONFIG_OPENTHREAD_LOG_LEVEL}")
|
|
set(commoncflags "${commoncflags} -DOPENTHREAD_PROJECT_CORE_CONFIG_FILE=\\\"openthread-core-zephyr-config.h\\\"")
|
|
set(commoncflags "${commoncflags} -I${CMAKE_CURRENT_LIST_DIR}/platform")
|
|
|
|
get_property(RULE_LAUNCH_COMPILE GLOBAL PROPERTY RULE_LAUNCH_COMPILE)
|
|
|
|
set(configure_flags
|
|
"INSTALL=${INSTALL} -p"
|
|
"CPP=${CMAKE_C_COMPILER} -E" # TODO: Find CPP in toolchain-gcc.cmake and use that instead?
|
|
"CC=${RULE_LAUNCH_COMPILE} ${CMAKE_C_COMPILER}"
|
|
"CXX=${RULE_LAUNCH_COMPILE} ${CMAKE_CXX_COMPILER}"
|
|
OBJC="" # TODO: Omit this?
|
|
"OBJCXX=${OBJCXX}" # TODO: Omit this?
|
|
"AR=${CMAKE_AR}"
|
|
"RANLIB=${CMAKE_RANLILB}"
|
|
"NM=${CROSS_COMPILE}nm" # TODO: Find NM in toolchain-gcc.cmake and use that instead?
|
|
"STRIP=${CMAKE_STRIP}"
|
|
"CPPFLAGS=${definitions} ${commoncflags} ${includes} ${system_includes}"
|
|
"CFLAGS=${c_options} ${commoncflags} ${includes} ${system_includes}"
|
|
"CXXFLAGS=${cxx_options} ${commoncflags} ${includes} ${system_includes}" # TODO: Do we need includes here?
|
|
LDFLAGS="" # TODO: What does a networking stack need to use the linker for?
|
|
|
|
--host=arm-none-eabi
|
|
--prefix=/
|
|
--exec-prefix=/${exec_prefix}
|
|
--target=arm-none-eabi # TODO: Is Kconfig expressing that OT is ARM-only?
|
|
--enable-no-executables-hack
|
|
--disable-docs
|
|
--with-platform-info=zephyr
|
|
)
|
|
|
|
# TODO: Simplify
|
|
set(ZEPHYR_MBEDTLS_CPPFLAGS "${ZEPHYR_MBEDTLS_CPPFLAGS} ")
|
|
set(ZEPHYR_MBEDTLS_CPPFLAGS "-DMBEDTLS_CONFIG_FILE='\"mbedtls-config.h\"'")
|
|
set(ZEPHYR_MBEDTLS_CPPFLAGS "${ZEPHYR_MBEDTLS_CPPFLAGS} -DMBEDTLS_USER_CONFIG_FILE='\"${CMAKE_CURRENT_SOURCE_DIR}/zephyr-mbedtls-config.h\"'")
|
|
set(ZEPHYR_MBEDTLS_CPPFLAGS "${ZEPHYR_MBEDTLS_CPPFLAGS} -I${ot_SOURCE_DIR}/third_party/mbedtls")
|
|
set(ZEPHYR_MBEDTLS_CPPFLAGS "${ZEPHYR_MBEDTLS_CPPFLAGS} -I${ot_SOURCE_DIR}/third_party/mbedtls/repo/include")
|
|
set(ZEPHYR_MBEDTLS_CPPFLAGS "${ZEPHYR_MBEDTLS_CPPFLAGS} -I${ot_SOURCE_DIR}/third_party/mbedtls/repo/include/mbedtls")
|
|
|
|
list(APPEND configure_flags
|
|
"MBEDTLS_CPPFLAGS=${ZEPHYR_MBEDTLS_CPPFLAGS}"
|
|
)
|
|
|
|
if(CONFIG_OPENTHREAD_FTD)
|
|
list(APPEND configure_flags
|
|
--enable-ftd
|
|
)
|
|
elseif(CONFIG_OPENTHREAD_MTD)
|
|
list(APPEND configure_flags
|
|
--enable-mtd
|
|
)
|
|
endif()
|
|
|
|
if(CONFIG_OPENTHREAD_COMMISSIONER)
|
|
list(APPEND configure_flags
|
|
--enable-commissioner
|
|
)
|
|
endif()
|
|
|
|
if(CONFIG_OPENTHREAD_JAM_DETECTION)
|
|
list(APPEND configure_flags
|
|
--enable-jam-detection
|
|
)
|
|
endif()
|
|
|
|
if(CONFIG_OPENTHREAD_JOINER)
|
|
list(APPEND configure_flags
|
|
--enable-joiner
|
|
)
|
|
endif()
|
|
|
|
if(CONFIG_OPENTHREAD_SHELL)
|
|
list(APPEND configure_flags
|
|
--enable-cli
|
|
)
|
|
endif()
|
|
|
|
if(CONFIG_OPENTHREAD_DIAG)
|
|
list(APPEND configure_flags
|
|
--enable-diag
|
|
)
|
|
endif()
|
|
|
|
list(APPEND cmd
|
|
CONFIGURE_COMMAND ./configure ${configure_flags}
|
|
)
|
|
|
|
#--Build step-----------------
|
|
|
|
# Invoke OpenThread's build system from the root of it's source
|
|
# directory
|
|
# TODO: Support out-of-source builds
|
|
set(ot_BINARY_DIR ${ot_SOURCE_DIR})
|
|
list(APPEND cmd
|
|
BINARY_DIR ${ot_BINARY_DIR}
|
|
INSTALL_DIR ${ot_INSTALL_DIR}
|
|
)
|
|
|
|
set(make_flags
|
|
-j99 # TODO: Why 99?
|
|
--no-print-directory
|
|
)
|
|
|
|
list(APPEND cmd
|
|
BUILD_COMMAND make ${make_flags} all
|
|
INSTALL_COMMAND make ${make_flags} DESTDIR=${ot_INSTALL_DIR} install
|
|
)
|
|
|
|
# TODO: Find out how to make this work.
|
|
set(ot_include_dir ${ot_SOURCE_DIR}/include)
|
|
# For platform.h
|
|
set(ot_platforms_dir ${ot_SOURCE_DIR}/examples/platforms)
|
|
|
|
# TODO: Is this only needed by alarm.c?
|
|
zephyr_system_include_directories(${ot_include_dir})
|
|
zephyr_system_include_directories(${ot_platforms_dir})
|
|
|
|
# TODO: Why doesn't app get this path from the above function call?
|
|
target_include_directories(app SYSTEM PRIVATE ${ot_include_dir})
|
|
target_include_directories(app SYSTEM PRIVATE ${ot_platforms_dir})
|
|
|
|
#set_target_properties(ot_lib PROPERTIES INTERFACE_INCLUDE_DIRECTORIES ${ot_include_dir})
|
|
zephyr_include_directories(${ot_include_dir})
|
|
zephyr_include_directories(${ot_platforms_dir})
|
|
|
|
# Determine which libs should be linked in
|
|
set(ot_libs
|
|
openthread-platform-utils
|
|
mbedcrypto
|
|
)
|
|
if(CONFIG_OPENTHREAD_FTD)
|
|
list(APPEND ot_libs openthread-ftd)
|
|
set(cli_lib openthread-cli-ftd)
|
|
elseif(CONFIG_OPENTHREAD_MTD)
|
|
list(APPEND ot_libs openthread-mtd)
|
|
set(cli_lib openthread-cli-mtd)
|
|
endif()
|
|
|
|
if(CONFIG_OPENTHREAD_SHELL)
|
|
list(APPEND ot_libs ${cli_lib})
|
|
endif()
|
|
|
|
foreach(ot_lib ${ot_libs})
|
|
set(build_byproducts ${build_byproducts} ${ot_INSTALL_DIR}/${exec_prefix}/lib/lib${ot_lib}.a)
|
|
endforeach()
|
|
|
|
list(APPEND cmd
|
|
BUILD_BYPRODUCTS ${build_byproducts}
|
|
)
|
|
|
|
ExternalProject_Add(${cmd})
|
|
|
|
ExternalProject_Add_Step(
|
|
${ot_name} bootstrap # Names of project and custom step
|
|
COMMAND ./bootstrap # Command line invoked by this step
|
|
COMMENT "bootstrapping..." # Text printed when step executes
|
|
DEPENDEES download # Steps on which this step depends
|
|
DEPENDERS configure # Steps that depend on this step
|
|
WORKING_DIRECTORY ${ot_SOURCE_DIR}
|
|
)
|
|
|
|
# Create wrapper CMake libraries
|
|
foreach(ot_lib ${ot_libs})
|
|
add_library(${ot_lib} STATIC IMPORTED GLOBAL)
|
|
add_dependencies( # TODO: Necessary?
|
|
${ot_lib}
|
|
${ot_name}
|
|
)
|
|
set_target_properties(${ot_lib} PROPERTIES IMPORTED_LOCATION
|
|
${ot_INSTALL_DIR}/${exec_prefix}/lib/lib${ot_lib}.a
|
|
)
|
|
zephyr_append_cmake_library(${ot_lib})
|
|
endforeach()
|
|
|
|
add_subdirectory(platform)
|