115 lines
4.5 KiB
CMake

if(NOT PX4_BOARD)
message(FATAL_ERROR "PX4_BOARD must be set (eg px4_fmu-v2)")
endif()
if(NOT PX4_BINARY_DIR)
message(FATAL_ERROR "PX4_BINARY_DIR must be set")
endif()
if(NOT PX4_BOARD_DIR)
message(FATAL_ERROR "PX4_BOARD_DIR must be set")
endif()
set(NUTTX_CONFIG_DIR ${PX4_BOARD_DIR}/nuttx-config CACHE FILEPATH "PX4 NuttX config" FORCE)
set(NUTTX_SRC_DIR ${CMAKE_CURRENT_LIST_DIR}/../NuttX)
set(NUTTX_DIR ${PX4_BINARY_DIR}/NuttX/nuttx CACHE FILEPATH "NuttX directory" FORCE)
set(NUTTX_APPS_DIR ${PX4_BINARY_DIR}/NuttX/apps CACHE FILEPATH "NuttX apps directory" FORCE)
px4_add_git_submodule(TARGET git_nuttx PATH "${NUTTX_SRC_DIR}/nuttx")
px4_add_git_submodule(TARGET git_nuttx_apps PATH "${NUTTX_SRC_DIR}/apps")
if (CMAKE_HOST_APPLE OR CMAKE_HOST_WIN32)
# copy with rsync and create file dependencies
set(cp_cmd "rsync")
set(cp_opts)
list(APPEND cp_opts
-rp
--inplace
)
else()
# copy with hard links
# archive, recursive, force, link (hardlinks)
set(cp_cmd "cp")
set(cp_opts "-aRfl")
endif()
###############################################################################
# NuttX: copy to build directory
###############################################################################
file(RELATIVE_PATH CP_SRC ${CMAKE_SOURCE_DIR} ${NUTTX_SRC_DIR}/nuttx)
file(RELATIVE_PATH CP_DST ${CMAKE_SOURCE_DIR} ${PX4_BINARY_DIR}/NuttX)
# copy during cmake configure
execute_process(COMMAND ${CMAKE_COMMAND} -E make_directory ${NUTTX_DIR})
execute_process(COMMAND ${cp_cmd} ${cp_opts} ${CP_SRC} ${CP_DST} WORKING_DIRECTORY ${CMAKE_SOURCE_DIR})
###############################################################################
# NuttX apps: copy to build directory
###############################################################################
file(RELATIVE_PATH CP_SRC ${CMAKE_SOURCE_DIR} ${NUTTX_SRC_DIR}/apps)
file(RELATIVE_PATH CP_DST ${CMAKE_SOURCE_DIR} ${PX4_BINARY_DIR}/NuttX)
# copy during cmake configure
execute_process(COMMAND ${cp_cmd} ${cp_opts} ${CP_SRC} ${CP_DST} WORKING_DIRECTORY ${CMAKE_SOURCE_DIR})
###############################################################################
# nuttx-config: copy to build directory
###############################################################################
set(NUTTX_DEFCONFIG ${NUTTX_CONFIG_DIR}/${NUTTX_CONFIG}/defconfig CACHE FILEPATH "path to defconfig" FORCE)
# If the board provides a Kconfig Use it or create an empty one
if(EXISTS ${NUTTX_CONFIG_DIR}/Kconfig)
execute_process(COMMAND ${CMAKE_COMMAND} -E copy_if_different ${NUTTX_CONFIG_DIR}/Kconfig ${NUTTX_DIR}/configs/dummy/Kconfig)
else()
execute_process(COMMAND ${CMAKE_COMMAND} -E touch ${NUTTX_DIR}/configs/dummy/Kconfig)
endif()
execute_process(
COMMAND ${CMAKE_COMMAND} -E make_directory ${PX4_BINARY_DIR}/NuttX/nuttx-config/src
COMMAND ${CMAKE_COMMAND} -E copy_directory ${NUTTX_CONFIG_DIR}/ ${PX4_BINARY_DIR}/NuttX/nuttx-config
)
# NuttX extra files
execute_process(COMMAND ${CMAKE_COMMAND} -E copy_if_different ${NUTTX_SRC_DIR}/math.h ${NUTTX_DIR}/arch/arm/include/math.h) # copy arm math.h into NuttX source
execute_process(COMMAND ${CMAKE_COMMAND} -E copy_if_different ${NUTTX_SRC_DIR}/nsh_romfsimg.h ${PX4_BINARY_DIR}/NuttX/nuttx-config/include/nsh_romfsimg.h)
# copy defconfig
execute_process(COMMAND ${CMAKE_COMMAND} -E copy_if_different ${NUTTX_DEFCONFIG} ${NUTTX_DIR}/.config)
# copy PX4 board config into nuttx
file(STRINGS ${NUTTX_CONFIG_DIR}/${NUTTX_CONFIG}/defconfig config_expanded REGEX "# Automatically generated file; DO NOT EDIT.")
if ("x${config_expanded}" STREQUAL "x")
execute_process(COMMAND kconfig-tweak --set-str CONFIG_APPS_DIR "../apps" WORKING_DIRECTORY ${NUTTX_DIR})
execute_process(COMMAND make --no-print-directory --silent -C ${NUTTX_DIR} CONFIG_ARCH_BOARD_CUSTOM=y olddefconfig WORKING_DIRECTORY ${NUTTX_DIR})
endif()
###############################################################################
# NuttX cmake defconfig
###############################################################################
# parse nuttx config options for cmake
file(STRINGS ${NUTTX_DIR}/.config ConfigContents)
foreach(NameAndValue ${ConfigContents})
# Strip leading spaces
string(REGEX REPLACE "^[ ]+" "" NameAndValue ${NameAndValue})
# Find variable name
string(REGEX MATCH "^CONFIG[^=]+" Name ${NameAndValue})
if (Name)
# Find the value
string(REPLACE "${Name}=" "" Value ${NameAndValue})
# remove extra quotes
string(REPLACE "\"" "" Value ${Value})
# Set the variable
#message(STATUS "${Name} ${Value}")
set(${Name} ${Value} CACHE INTERNAL "NUTTX DEFCONFIG: ${Name}" FORCE)
endif()
endforeach()