1# Distributed under the OSI-approved BSD 3-Clause License. See accompanying 2# file Copyright.txt or https://cmake.org/licensing for details. 3 4#[=======================================================================[.rst: 5UseEcos 6------- 7 8This module defines variables and macros required to build eCos application. 9 10This file contains the following macros: 11ECOS_ADD_INCLUDE_DIRECTORIES() - add the eCos include dirs 12ECOS_ADD_EXECUTABLE(name source1 ... sourceN ) - create an eCos 13executable ECOS_ADJUST_DIRECTORY(VAR source1 ... sourceN ) - adjusts 14the path of the source files and puts the result into VAR 15 16Macros for selecting the toolchain: ECOS_USE_ARM_ELF_TOOLS() - enable 17the ARM ELF toolchain for the directory where it is called 18ECOS_USE_I386_ELF_TOOLS() - enable the i386 ELF toolchain for the 19directory where it is called ECOS_USE_PPC_EABI_TOOLS() - enable the 20PowerPC toolchain for the directory where it is called 21 22It contains the following variables: ECOS_DEFINITIONS 23ECOSCONFIG_EXECUTABLE ECOS_CONFIG_FILE - defaults to ecos.ecc, if your 24eCos configuration file has a different name, adjust this variable for 25internal use only: 26 27:: 28 29 ECOS_ADD_TARGET_LIB 30#]=======================================================================] 31 32# first check that ecosconfig is available 33find_program(ECOSCONFIG_EXECUTABLE NAMES ecosconfig) 34if(NOT ECOSCONFIG_EXECUTABLE) 35 message(SEND_ERROR "ecosconfig was not found. Either include it in the system path or set it manually using ccmake.") 36else() 37 message(STATUS "Found ecosconfig: ${ECOSCONFIG_EXECUTABLE}") 38endif() 39 40# check that ECOS_REPOSITORY is set correctly 41if (NOT EXISTS $ENV{ECOS_REPOSITORY}/ecos.db) 42 message(SEND_ERROR "The environment variable ECOS_REPOSITORY is not set correctly. Set it to the directory which contains the file ecos.db") 43else () 44 message(STATUS "ECOS_REPOSITORY is set to $ENV{ECOS_REPOSITORY}") 45endif () 46 47# check that tclsh (coming with TCL) is available, otherwise ecosconfig doesn't work 48find_package(Tclsh) 49if (NOT TCL_TCLSH) 50 message(SEND_ERROR "The TCL tclsh was not found. Please install TCL, it is required for building eCos applications.") 51else () 52 message(STATUS "tlcsh found: ${TCL_TCLSH}") 53endif () 54 55#add the globale include-diretories 56#usage: ECOS_ADD_INCLUDE_DIRECTORIES() 57macro(ECOS_ADD_INCLUDE_DIRECTORIES) 58#check for ProjectSources.txt one level higher 59 if (EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/../ProjectSources.txt) 60 include_directories(${CMAKE_CURRENT_SOURCE_DIR}/../) 61 else () 62 include_directories(${CMAKE_CURRENT_SOURCE_DIR}/) 63 endif () 64 65#the ecos include directory 66 include_directories(${CMAKE_CURRENT_BINARY_DIR}/ecos/install/include/) 67 68endmacro() 69 70 71#we want to compile for the xscale processor, in this case the following macro has to be called 72#usage: ECOS_USE_ARM_ELF_TOOLS() 73macro (ECOS_USE_ARM_ELF_TOOLS) 74 set(CMAKE_CXX_COMPILER "arm-elf-c++") 75 set(CMAKE_COMPILER_IS_GNUCXX 1) 76 set(CMAKE_C_COMPILER "arm-elf-gcc") 77 set(CMAKE_AR "arm-elf-ar") 78 set(CMAKE_RANLIB "arm-elf-ranlib") 79#for linking 80 set(ECOS_LD_MCPU "-mcpu=xscale") 81#for compiling 82 add_definitions(-mcpu=xscale -mapcs-frame) 83#for the obj-tools 84 set(ECOS_ARCH_PREFIX "arm-elf-") 85endmacro () 86 87#usage: ECOS_USE_PPC_EABI_TOOLS() 88macro (ECOS_USE_PPC_EABI_TOOLS) 89 set(CMAKE_CXX_COMPILER "powerpc-eabi-c++") 90 set(CMAKE_COMPILER_IS_GNUCXX 1) 91 set(CMAKE_C_COMPILER "powerpc-eabi-gcc") 92 set(CMAKE_AR "powerpc-eabi-ar") 93 set(CMAKE_RANLIB "powerpc-eabi-ranlib") 94#for linking 95 set(ECOS_LD_MCPU "") 96#for compiling 97 add_definitions() 98#for the obj-tools 99 set(ECOS_ARCH_PREFIX "powerpc-eabi-") 100endmacro () 101 102#usage: ECOS_USE_I386_ELF_TOOLS() 103macro (ECOS_USE_I386_ELF_TOOLS) 104 set(CMAKE_CXX_COMPILER "i386-elf-c++") 105 set(CMAKE_COMPILER_IS_GNUCXX 1) 106 set(CMAKE_C_COMPILER "i386-elf-gcc") 107 set(CMAKE_AR "i386-elf-ar") 108 set(CMAKE_RANLIB "i386-elf-ranlib") 109#for linking 110 set(ECOS_LD_MCPU "") 111#for compiling 112 add_definitions() 113#for the obj-tools 114 set(ECOS_ARCH_PREFIX "i386-elf-") 115endmacro () 116 117 118#since the actual sources are located one level upwards 119#a "../" has to be prepended in front of every source file 120#call the following macro to achieve this, the first parameter 121#is the name of the new list of source files with adjusted paths, 122#followed by all source files 123#usage: ECOS_ADJUST_DIRECTORY(adjusted_SRCS ${my_srcs}) 124macro(ECOS_ADJUST_DIRECTORY _target_FILES ) 125 foreach (_current_FILE ${ARGN}) 126 get_filename_component(_abs_FILE ${_current_FILE} ABSOLUTE) 127 if (NOT ${_abs_FILE} STREQUAL ${_current_FILE}) 128 get_filename_component(_abs_FILE ${CMAKE_CURRENT_SOURCE_DIR}/../${_current_FILE} ABSOLUTE) 129 endif () 130 list(APPEND ${_target_FILES} ${_abs_FILE}) 131 endforeach () 132endmacro() 133 134# the default ecos config file name 135# maybe in future also out-of-source builds may be possible 136set(ECOS_CONFIG_FILE ecos.ecc) 137 138#creates the dependency from all source files on the ecos target.ld, 139#adds the command for compiling ecos 140macro(ECOS_ADD_TARGET_LIB) 141# when building out-of-source, create the ecos/ subdir 142 if(NOT EXISTS ${CMAKE_CURRENT_BINARY_DIR}/ecos) 143 file(MAKE_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/ecos) 144 endif() 145 146#sources depend on target.ld 147 set_source_files_properties( 148 ${ARGN} 149 PROPERTIES 150 OBJECT_DEPENDS 151 ${CMAKE_CURRENT_BINARY_DIR}/ecos/install/lib/target.ld 152 ) 153 154 add_custom_command(OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/ecos/install/lib/target.ld 155 COMMAND sh -c \"make -C ${CMAKE_CURRENT_BINARY_DIR}/ecos || exit -1\; if [ -e ${CMAKE_CURRENT_BINARY_DIR}/ecos/install/lib/target.ld ] \; then touch ${CMAKE_CURRENT_BINARY_DIR}/ecos/install/lib/target.ld\; fi\" 156 DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/ecos/makefile 157 ) 158 159 add_custom_command(OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/ecos/makefile 160 COMMAND sh -c \" cd ${CMAKE_CURRENT_BINARY_DIR}/ecos\; ${ECOSCONFIG_EXECUTABLE} --config=${CMAKE_CURRENT_SOURCE_DIR}/ecos/${ECOS_CONFIG_FILE} tree || exit -1\;\" 161 DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/ecos/${ECOS_CONFIG_FILE} 162 ) 163 164 add_custom_target( ecos make -C ${CMAKE_CURRENT_BINARY_DIR}/ecos/ DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/ecos/makefile ) 165endmacro() 166 167# get the directory of the current file, used later on in the file 168get_filename_component( ECOS_CMAKE_MODULE_DIR ${CMAKE_CURRENT_LIST_FILE} PATH) 169 170#macro for creating an executable ecos application 171#the first parameter is the name of the executable, 172#the second is the list of all source files (where the path 173#has been adjusted beforehand by calling ECOS_ADJUST_DIRECTORY() 174#usage: ECOS_ADD_EXECUTABLE(my_app ${adjusted_SRCS}) 175macro(ECOS_ADD_EXECUTABLE _exe_NAME ) 176 #definitions, valid for all ecos projects 177 #the optimization and "-g" for debugging has to be enabled 178 #in the project-specific CMakeLists.txt 179 add_definitions(-D__ECOS__=1 -D__ECOS=1) 180 set(ECOS_DEFINITIONS -Wall -Wno-long-long -pipe -fno-builtin) 181 182#the executable depends on ecos target.ld 183 ECOS_ADD_TARGET_LIB(${ARGN}) 184 185# when using nmake makefiles, the custom buildtype suppresses the default cl.exe flags 186# and the rules for creating objects are adjusted for gcc 187 set(CMAKE_BUILD_TYPE CUSTOM_ECOS_BUILD) 188 set(CMAKE_C_COMPILE_OBJECT "<CMAKE_C_COMPILER> <DEFINES> <INCLUDES> <FLAGS> -o <OBJECT> -c <SOURCE>") 189 set(CMAKE_CXX_COMPILE_OBJECT "<CMAKE_CXX_COMPILER> <DEFINES> <INCLUDES> <FLAGS> -o <OBJECT> -c <SOURCE>") 190# special link commands for ecos-executables 191 set(CMAKE_CXX_LINK_EXECUTABLE "<CMAKE_CXX_COMPILER> <CMAKE_CXX_LINK_FLAGS> <OBJECTS> -o <TARGET> ${_ecos_EXTRA_LIBS} -nostdlib -nostartfiles -L${CMAKE_CURRENT_BINARY_DIR}/ecos/install/lib -Ttarget.ld ${ECOS_LD_MCPU}") 192 set(CMAKE_C_LINK_EXECUTABLE "<CMAKE_C_COMPILER> <CMAKE_C_LINK_FLAGS> <OBJECTS> -o <TARGET> ${_ecos_EXTRA_LIBS} -nostdlib -nostartfiles -L${CMAKE_CURRENT_BINARY_DIR}/ecos/install/lib -Ttarget.ld ${ECOS_LD_MCPU}") 193# some strict compiler flags 194 set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wstrict-prototypes") 195 set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Woverloaded-virtual -fno-rtti -Wctor-dtor-privacy -fno-strict-aliasing -fno-exceptions") 196 197 add_executable(${_exe_NAME} ${ARGN}) 198 set_target_properties(${_exe_NAME} PROPERTIES SUFFIX ".elf") 199 200#create a binary file 201 add_custom_command( 202 TARGET ${_exe_NAME} 203 POST_BUILD 204 COMMAND ${ECOS_ARCH_PREFIX}objcopy 205 ARGS -O binary ${CMAKE_CURRENT_BINARY_DIR}/${_exe_NAME}.elf ${CMAKE_CURRENT_BINARY_DIR}/${_exe_NAME}.bin 206 ) 207 208#and an srec file 209 add_custom_command( 210 TARGET ${_exe_NAME} 211 POST_BUILD 212 COMMAND ${ECOS_ARCH_PREFIX}objcopy 213 ARGS -O srec ${CMAKE_CURRENT_BINARY_DIR}/${_exe_NAME}.elf ${CMAKE_CURRENT_BINARY_DIR}/${_exe_NAME}.srec 214 ) 215 216#add the created files to the clean-files 217 set_property(DIRECTORY APPEND PROPERTY ADDITIONAL_CLEAN_FILES 218 "${CMAKE_CURRENT_BINARY_DIR}/${_exe_NAME}.bin" 219 "${CMAKE_CURRENT_BINARY_DIR}/${_exe_NAME}.srec" 220 "${CMAKE_CURRENT_BINARY_DIR}/${_exe_NAME}.lst") 221 222 add_custom_target(ecosclean ${CMAKE_COMMAND} -DECOS_DIR=${CMAKE_CURRENT_BINARY_DIR}/ecos/ -P ${ECOS_CMAKE_MODULE_DIR}/ecos_clean.cmake ) 223 add_custom_target(normalclean ${CMAKE_MAKE_PROGRAM} clean WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}) 224 add_dependencies (ecosclean normalclean) 225 226 227 add_custom_target( listing 228 COMMAND echo -e \"\\n--- Symbols sorted by address ---\\n\" > ${CMAKE_CURRENT_BINARY_DIR}/${_exe_NAME}.lst 229 COMMAND ${ECOS_ARCH_PREFIX}nm -S -C -n ${CMAKE_CURRENT_BINARY_DIR}/${_exe_NAME}.elf >> ${CMAKE_CURRENT_BINARY_DIR}/${_exe_NAME}.lst 230 COMMAND echo -e \"\\n--- Symbols sorted by size ---\\n\" >> ${CMAKE_CURRENT_BINARY_DIR}/${_exe_NAME}.lst 231 COMMAND ${ECOS_ARCH_PREFIX}nm -S -C -r --size-sort ${CMAKE_CURRENT_BINARY_DIR}/${_exe_NAME}.elf >> ${CMAKE_CURRENT_BINARY_DIR}/${_exe_NAME}.lst 232 COMMAND echo -e \"\\n--- Full assembly listing ---\\n\" >> ${CMAKE_CURRENT_BINARY_DIR}/${_exe_NAME}.lst 233 COMMAND ${ECOS_ARCH_PREFIX}objdump -S -x -d -C ${CMAKE_CURRENT_BINARY_DIR}/${_exe_NAME}.elf >> ${CMAKE_CURRENT_BINARY_DIR}/${_exe_NAME}.lst ) 234 235endmacro() 236 237