px4-firmware/cmake/px4_nuttx_utils.cmake

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2015-09-07 21:37:45 -03:00
############################################################################
#
# Copyright (c) 2015 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.
#
############################################################################
include(px4_utils)
#----------------------------------------------------------------------------
# px4_nuttx_add_firmware
#
# This function adds a nuttx firmware target.
#
# Usage:
# px4_nuttx_add_firmware(OUT <out-target> EXE <in-executable>)
#
# Input:
# EXE : the executable to generate the firmware from
#
# Options:
# PARAM_XML : toggles generation of param_xml
#
# Output:
# OUT : the generated firmware target
#
# Example:
# px4_nuttx_add_firmware(TARGET fw_test EXE test)
#
#----------------------------------------------------------------------------
function(px4_nuttx_add_firmware)
px4_parse_function_args(
NAME px4_nuttx_add_firmware
ONE_VALUE OUT EXE
OPTIONS PARAM_XML
REQUIRED EXE
ARGN ${ARGN})
#TODO handle param_xml
add_custom_command(OUTPUT ${OUT}
COMMAND ${OBJCOPY} -O binary ${EXE} ${EXE}.bin
COMMAND ${PYTHON_EXECUTABLE} ${CMAKE_SOURCE_DIR}/Tools/px_mkfw.py
--prototype ${CMAKE_SOURCE_DIR}/Images/${BOARD}.prototype
--git_identity ${CMAKE_SOURCE_DIR}
--image ${EXE}.bin > ${OUT}
DEPENDS ${EXE}
WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
)
endfunction()
#----------------------------------------------------------------------------
# px4_nuttx_generate_builtin_commands
#
# This function generates the builtin_commands.c src for nuttx
# Usage:
# px4_nuttx_generate_builtin_commands(
# MODULE_LIST <in-list>
# OUT <file>)
#
# Input:
# MODULE_LIST : list of modules
#
# Output:
# OUT : generated builtin_commands.c src
#
# Example:
# px4_nuttx_generate_builtin_commands(OUT <generated-src> MODULE_LIST px4_simple_app)
#
#----------------------------------------------------------------------------
function(px4_nuttx_generate_builtin_commands)
px4_parse_function_args(
NAME px4_nuttx_generate_builtin_commands
ONE_VALUE OUT
MULTI_VALUE MODULE_LIST
REQUIRED MODULE_LIST OUT
ARGN ${ARGN})
set(builtin_apps_string)
set(builtin_apps_decl_string)
set(command_count 0)
foreach(module ${MODULE_LIST})
# default
set(MAIN_DEFAULT MAIN-NOTFOUND)
set(STACK_DEFAULT 1024)
set(PRIORITY_DEFAULT SCHED_PRIORITY_DEFAULT)
foreach(property MAIN STACK PRIORITY)
get_target_property(${property} ${module} ${property})
if(NOT ${property})
set(${property} ${${property}_DEFAULT})
endif()
endforeach()
if (MAIN)
set(builtin_apps_string
"${builtin_apps_string}\t{\"${MAIN}\", ${PRIORITY}, ${STACK}, ${MAIN}_main},\n")
set(builtin_apps_decl_string
"${builtin_apps_decl_string}extern int ${MAIN}_main(int argc, char *argv[]);\n")
math(EXPR command_count "${command_count}+1")
endif()
endforeach()
configure_file(${CMAKE_SOURCE_DIR}/cmake/builtin_commands.c.cmake
${OUT})
endfunction()
#----------------------------------------------------------------------------
# px4_nuttx_add_export
#
# This function generates a nuttx export.
# Usage:
# px4_nuttx_add_export(
# OUT <out-target>
# CONFIG <in-string>
# DEPENDS <in-list>)
#
# Input:
# CONFIG : the board to generate the export for
# DEPENDS : dependencies
#
# Output:
# OUT : the export target
#
# Example:
# px4_nuttx_add_export(OUT nuttx_export CONFIG px4fmu-v2)
#
#----------------------------------------------------------------------------
function(px4_nuttx_add_export)
px4_parse_function_args(
NAME px4_nuttx_add_export
ONE_VALUE OUT CONFIG THREADS
MULTI_VALUE DEPENDS
REQUIRED OUT CONFIG THREADS
ARGN ${ARGN})
set(nuttx_src ${CMAKE_BINARY_DIR}/${CONFIG}/NuttX)
# patch
add_custom_target(__nuttx_patch_${CONFIG})
file(GLOB nuttx_patches RELATIVE ${CMAKE_SOURCE_DIR}
${CMAKE_SOURCE_DIR}/nuttx-patches/*.patch)
foreach(patch ${nuttx_patches})
string(REPLACE "/" "_" patch_name "${patch}-${CONFIG}")
message(STATUS "nuttx-patch: ${patch}")
add_custom_command(OUTPUT nuttx_patch_${patch_name}.stamp
COMMAND patch -p0 -N < ${CMAKE_SOURCE_DIR}/${patch}
COMMAND touch nuttx_patch_${patch_name}.stamp
DEPENDS ${DEPENDS}
)
add_custom_target(nuttx_patch_${patch_name}
DEPENDS nuttx_patch_${patch_name}.stamp)
add_dependencies(nuttx_patch nuttx_patch_${patch_name})
endforeach()
# copy
add_custom_command(OUTPUT nuttx_copy_${CONFIG}.stamp
COMMAND mkdir -p ${CMAKE_BINARY_DIR}/${CONFIG}
COMMAND cp -r ${CMAKE_SOURCE_DIR}/NuttX ${nuttx_src}
COMMAND rm -rf ${nuttx_src}/.git
COMMAND touch nuttx_copy_${CONFIG}.stamp
DEPENDS ${DEPENDS})
add_custom_target(__nuttx_copy_${CONFIG}
DEPENDS nuttx_copy_${CONFIG}.stamp __nuttx_patch_${CONFIG})
# export
add_custom_command(OUTPUT ${CONFIG}.export
COMMAND echo Configuring NuttX for ${CONFIG}
COMMAND make -C${nuttx_src}/nuttx -j${THREADS}
-r --quiet distclean
COMMAND cp -r ${CMAKE_SOURCE_DIR}/nuttx-configs/${CONFIG}
${nuttx_src}/nuttx/configs
COMMAND cd ${nuttx_src}/nuttx/tools &&
./configure.sh ${CONFIG}/nsh
COMMAND echo Exporting NuttX for ${CONFIG}
COMMAND make -C ${nuttx_src}/nuttx -j${THREADS}
-r CONFIG_ARCH_BOARD=${CONFIG} export
COMMAND cp -r ${nuttx_src}/nuttx/nuttx-export.zip
${CONFIG}.export
DEPENDS ${DEPENDS} __nuttx_copy_${CONFIG})
# extract
add_custom_command(OUTPUT nuttx_export_${BOARD}.stamp
COMMAND rm -rf ${nuttx_src}/nuttx-export
COMMAND unzip ${BOARD}.export -d ${nuttx_src}
COMMAND touch nuttx_export_${BOARD}.stamp
DEPENDS ${DEPENDS} ${BOARD}.export)
add_custom_target(${OUT}
DEPENDS nuttx_export_${BOARD}.stamp)
endfunction()
#----------------------------------------------------------------------------
# px4_nuttx_generate_romfs
#
# The functions generates the ROMFS filesystem for nuttx.
#
# Usage:
# px4_nuttx_generate_romfs(OUT <out-target> ROOT <in-directory>)
#
# Input:
# ROOT : the root of the ROMFS
#
# Output:
# OUT : the generated ROMFS
#
# Example:
# px4_nuttx_generate_romfs(OUT my_romfs ROOT "ROMFS/my_board")
#
#----------------------------------------------------------------------------
function(px4_nuttx_generate_romfs)
px4_parse_function_args(
NAME px4_nuttx_generate_romfs
ONE_VALUE OUT ROOT
REQUIRED OUT ROOT
ARGN ${ARGN})
file(GLOB_RECURSE romfs_files ${ROOT}/*)
set(romfs_temp_dir ${CMAKE_BINARY_DIR}/${ROOT})
set(romfs_src_dir ${CMAKE_SOURCE_DIR}/${ROOT})
add_custom_command(OUTPUT ${OUT}
COMMAND cmake -E remove_directory ${romfs_temp_dir}
COMMAND cmake -E copy_directory ${romfs_src_dir} ${romfs_temp_dir}
#TODO add romfs cleanup and pruning
COMMAND ${GENROMFS} -f ${OUT} -d ${romfs_temp_dir} -V "NSHInitVol"
DEPENDS ${romfs_files}
WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
)
add_custom_target(gen_romfs DEPENDS ${OUT})
endfunction()
#----------------------------------------------------------------------------
# px4_add_nuttx_flags
#
# Set ths nuttx build flags.
#
# Usage:
# px4_add_nuttx_flags(
# C_FLAGS <inout-variable>
# CXX_FLAGS <inout-variable>
# EXE_LINKER_FLAGS <inout-variable>
# INCLUDE_DIRS <inout-variable>
# LINK_DIRS <inout-variable>
# DEFINITIONS <inout-variable>)
#
# Input:
# BOARD : flags depend on board/nuttx config
# Input/Output: (appends to existing variable)
# C_FLAGS : c compile flags variable
# CXX_FLAGS : c++ compile flags variable
# EXE_LINKER_FLAGS : executable linker flags variable
# INCLUDE_DIRS : include directories
# LINK_DIRS : link directories
# DEFINITIONS : definitions
#
# Example:
# px4_add_nuttx_flags(
# C_FLAGS CMAKE_C_FLAGS
# CXX_FLAGS CMAKE_CXX_FLAGS
# EXE_LINKER_FLAG CMAKE_EXE_LINKER_FLAGS
# INCLUDES <list>)
#
#----------------------------------------------------------------------------
function(px4_add_nuttx_flags)
set(inout_vars
C_FLAGS CXX_FLAGS EXE_LINKER_FLAGS INCLUDE_DIRS LINK_DIRS DEFINITIONS)
px4_parse_function_args(
NAME px4_add_nuttx_flags
ONE_VALUE ${inout_vars} BOARD
REQUIRED ${inout_vars} BOARD
ARGN ${ARGN})
set(nuttx_export_dir ${CMAKE_BINARY_DIR}/${BOARD}/NuttX/nuttx-export)
set(added_include_dirs
${nuttx_export_dir}/include
${nuttx_export_dir}/include/cxx
${nuttx_export_dir}/arch/chip
${nuttx_export_dir}/arch/common
)
set(added_link_dirs
${nuttx_export_dir}/libs
)
set(added_definitions
-D__PX4_NUTTX
)
set(added_c_flags
-nodefaultlibs
-nostdlib
)
set(added_cxx_flags
-nodefaultlibs
-nostdlib
)
set(added_exe_linker_flags) # none currently
if ("${BOARD}" STREQUAL "px4fmu-v2")
set(arm_build_flags
-mcpu=cortex-m4
-mthumb
-march=armv7e-m
-mfpu=fpv4-sp-d16
-mfloat-abi=hard
)
list(APPEND c_flags ${arm_build_flags})
list(APPEND cxx_flags ${arm_build_flags})
endif()
# output
foreach(var ${inout_vars})
string(TOLOWER ${var} lower_var)
set(${${var}} ${${${var}}} ${added_${lower_var}} PARENT_SCOPE)
endforeach()
endfunction()
# vim: set noet fenc=utf-8 ff=unix nowrap: