px4-firmware/ROMFS/CMakeLists.txt

144 lines
5.3 KiB
CMake

############################################################################
#
# Copyright (c) 2018 PX4 Development Team. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in
# the documentation and/or other materials provided with the
# distribution.
# 3. Neither the name PX4 nor the names of its contributors may be
# used to endorse or promote products derived from this software
# without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
############################################################################
message(STATUS "ROMFS: ${config_romfs_root}")
set(romfs_src_dir ${PX4_SOURCE_DIR}/ROMFS/${config_romfs_root})
set(romfs_gen_root_dir ${PX4_BINARY_DIR}/genromfs)
set_property(GLOBAL PROPERTY PX4_ROMFS_FILES)
set_property(GLOBAL PROPERTY PX4_ROMFS_CMAKE_FILES)
#=============================================================================
#
# px4_add_romfs_files
#
# This function builds a list of files to be included in the ROMFS.
#
# Usage:
# px4_add_romfs_files(<list of files in current directory to be added to the project>)
#
# Output:
# list config_romfs_files_list populated with a list of ROMFS src files including their full file path.
#
# Example:
# px4_add_module(
# <ROMFS_file_1>
# <ROMFS_file_2>
# <ROMFS_file_3>
# )
#
function(px4_add_romfs_files)
set_property(GLOBAL APPEND PROPERTY PX4_ROMFS_CMAKE_FILES ${CMAKE_CURRENT_LIST_FILE})
foreach(arg IN LISTS ARGN)
set_property(GLOBAL APPEND PROPERTY PX4_ROMFS_FILES ${CMAKE_CURRENT_LIST_DIR}/${arg})
endforeach()
endfunction()
# get list of all ROMFS files
add_subdirectory(${romfs_src_dir})
# directory setup
# copy all romfs files, process airframes, prune comments
get_property(romfs_cmake_files GLOBAL PROPERTY PX4_ROMFS_CMAKE_FILES)
get_property(romfs_copy_files GLOBAL PROPERTY PX4_ROMFS_FILES)
add_custom_command(OUTPUT ${romfs_gen_root_dir}/init.d/rcS ${romfs_gen_root_dir}/init.d/rc.autostart
COMMAND ${CMAKE_COMMAND} -E remove_directory ${romfs_gen_root_dir}
COMMAND ${CMAKE_COMMAND} -E copy_directory ${romfs_src_dir} ${romfs_gen_root_dir}
COMMAND ${PYTHON_EXECUTABLE} ${PX4_SOURCE_DIR}/Tools/px_process_airframes.py
--airframes-path ${romfs_gen_root_dir}/init.d
--start-script ${romfs_gen_root_dir}/init.d/rc.autostart
--board ${BOARD}
COMMAND ${PYTHON_EXECUTABLE} ${PX4_SOURCE_DIR}/Tools/px_romfs_pruner.py
--folder ${romfs_gen_root_dir} --board ${BOARD}
DEPENDS
${romfs_cmake_files}
${romfs_copy_files}
${PX4_SOURCE_DIR}/Tools/px_process_airframes.py
${PX4_SOURCE_DIR}/Tools/px_romfs_pruner.py
COMMENT "ROMFS: copying, generating airframes, pruning"
)
# copy extras into ROMFS
set(extras_dependencies)
# copy px4io binary if configured
if (config_io_board)
list(APPEND extras_dependencies
copy_px4io_bin
${fw_io_bin}
)
endif()
add_custom_command(OUTPUT romfs_extras.stamp
COMMAND ${CMAKE_COMMAND} -E make_directory ${romfs_gen_root_dir}/extras/
COMMAND ${CMAKE_COMMAND} -E copy_directory ${PX4_BINARY_DIR}/romfs_extras/ ${romfs_gen_root_dir}/extras/
COMMAND ${CMAKE_COMMAND} -E touch romfs_extras.stamp
DEPENDS
${romfs_gen_root_dir}/init.d/rcS
${romfs_gen_root_dir}/init.d/rc.autostart
${extras_dependencies}
COMMENT "ROMFS: copying extras"
)
# create romfs.img
find_program(GENROMFS genromfs)
if(NOT GENROMFS)
message(FATAL_ERROR "genromfs not found")
endif()
add_custom_command(OUTPUT romfs.img romfs.txt
COMMAND ${CMAKE_COMMAND} -E remove -f romfs.img romfs.txt
COMMAND ${GENROMFS} -f romfs.img -d ${romfs_gen_root_dir} -V "NSHInitVol" -v > romfs.txt 2>&1
DEPENDS
${romfs_gen_root_dir}/init.d/rcS
${romfs_gen_root_dir}/init.d/rc.autostart
romfs_extras.stamp
COMMENT "ROMFS: generating image"
)
# create nsh_romfsimg.c
find_program(XXD xxd)
if(NOT XXD)
message(FATAL_ERROR "xxd not found")
endif()
add_custom_command(OUTPUT nsh_romfsimg.c
COMMAND ${CMAKE_COMMAND} -E remove -f nsh_romfsimg.c
COMMAND ${XXD} -i romfs.img nsh_romfsimg.c
COMMAND sed 's/unsigned/const unsigned/g' nsh_romfsimg.c > nsh_romfsimg.c.tmp && ${CMAKE_COMMAND} -E rename nsh_romfsimg.c.tmp nsh_romfsimg.c
DEPENDS romfs.img
)
add_library(romfs STATIC nsh_romfsimg.c)
add_dependencies(romfs prebuild_targets)
set_target_properties(romfs PROPERTIES LINKER_LANGUAGE C)