Bootloader/CMakeLists.txt

   1 ###| CMAKE Kiibohd Controller Bootloader |###
   2 #
   3 # Jacob Alexander 2011-2014
   4 # Due to this file's usefulness:
   5 #
   6 # Released into the Public Domain
   7 #
   8 # This bootloader is based upon the MCHCK dfu-usb bootloader.
   9 # DO NOT USE with Teensy based microcontrollers.
  10 #
  11 ###
  12
  13
  14
  15 ###
  16 # Chip Selection
  17 #
  18
  19 #| You _MUST_ set this to match the microcontroller you are trying to compile for
  20 #| You _MUST_ clean the build directory if you change this value
  21 #|
  22 set( CHIP
  23         #"mk20dx128vlf5"    # McHCK       mk20dx128vlf5
  24         "mk20dx256vlh7"    # Kiibohd-dfu mk20dx256vlh7
  25 )
  26
  27
  28
  29 ###
  30 # Compiler Selection
  31 #
  32
  33 #| *** EXPERIMENTAL ***
  34 #| Stick with gcc unless you know what you're doing
  35 #| Currently only arm is supported with clang
  36 set( COMPILER
  37         "gcc"   # arm-none-eabi-gcc / avr-gcc - Default
  38 #       "clang" # arm-none-eabi
  39         CACHE STRING "Compiler Type" )
  40
  41
  42
  43 ###
  44 # Bootloader Configuration
  45 #
  46 set ( BOOTLOADER 1 )
  47
  48
  49
  50 ###
  51 # Compiler Intialization
  52 #
  53 set ( CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${CMAKE_SOURCE_DIR}/../Lib/CMake )
  54 include( initialize )
  55
  56
  57
  58 ##
  59 # Source Defines
  60 #
  61 set( SRCS
  62         main.c
  63         debug.c # TODO only compile in if necessary
  64         dfu.c
  65         dfu.desc.c
  66         flash.c
  67         kinetis.c
  68         usb.c
  69 )
  70
  71 message( STATUS "Bootloader Source Files:" )
  72 message( "${SRCS}" )
  73
  74 #| Add Lib sources to main list
  75 foreach( SRC_FILE ${COMPILER_SRCS} )
  76         set( SRCS ${SRCS} ${CMAKE_SOURCE_DIR}/../${SRC_FILE} )
  77 endforeach()
  78
  79
  80
  81
  82 ###
  83 # Directory Includes
  84 #
  85 include_directories( ${CMAKE_SOURCE_DIR}/../Lib )
  86
  87
  88
  89 ###
  90 # Project Description
  91 #
  92
  93 #| Project
  94 project( kiibohd_bootloader )
  95
  96 #| Target Name (output name)
  97 set( TARGET kiibohd_bootloader )
  98
  99 #| General Settings
 100 cmake_minimum_required( VERSION 2.8 )
 101
 102
 103
 104 ###
 105 # Generate Header Files
 106 #
 107 configure_file( _buildvars.h buildvars.h )
 108 include_directories( ${CMAKE_BINARY_DIR} )
 109
 110
 111
 112 ###
 113 # CMake Module Checking
 114 #
 115 find_package( Git REQUIRED )
 116 find_package( Ctags ) # Optional
 117
 118
 119
 120 ###
 121 # ctag Generation
 122 #
 123 if( CTAGS_EXECUTABLE )
 124         # Generate the ctags
 125         execute_process( COMMAND ctags ${SRCS}
 126                 WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
 127         )
 128 endif()
 129
 130
 131
 132 ###
 133 # Disable -Wl,-search_paths_first for OSX (not supported by arm-none-eabi-gcc)
 134 #
 135
 136 if ( APPLE )
 137         string ( REPLACE "-Wl,-search_paths_first" "" CMAKE_C_LINK_FLAGS ${CMAKE_C_LINK_FLAGS} )
 138         string ( REPLACE "-Wl,-search_paths_first" "" CMAKE_CXX_LINK_FLAGS ${CMAKE_CXX_LINK_FLAGS} )
 139
 140         message ( AUTHOR_WARNING "Bootloader binary may not fit on device (must be less than 4096 bytes). Macports arm-none-eabi-gcc 4.7.3 doesn't seem to work properly with -flto. However, even disabling it doesn't shrink the binary enough... 4.9.1 is known to work on Arch Linux." )
 141 endif ()
 142
 143
 144
 145 ###
 146 # Build Targets
 147 #
 148
 149 #| Create the .ELF file
 150 set( TARGET_ELF ${TARGET}.elf )
 151 add_executable( ${TARGET_ELF} ${SRCS} )
 152
 153
 154 #| .ELF Properties
 155 set_target_properties( ${TARGET_ELF} PROPERTIES
 156         LINK_FLAGS ${LINKER_FLAGS}
 157         SUFFIX ""                               # XXX Force Windows to keep the .exe off
 158 )
 159
 160
 161 #| Convert the .ELF into a .bin to load onto the McHCK
 162 set( TARGET_BIN ${TARGET}.bin )
 163 add_custom_command( TARGET ${TARGET_ELF} POST_BUILD
 164         COMMAND ${CMAKE_OBJCOPY} ${BIN_FLAGS} ${TARGET_ELF} ${TARGET_BIN}
 165         COMMENT "Creating binary file to load:  ${TARGET_BIN}"
 166 )
 167
 168
 169 #| Generate the Extended .LSS
 170 set( TARGET_LSS ${TARGET}.lss )
 171 add_custom_command( TARGET ${TARGET_ELF} POST_BUILD
 172         COMMAND ${CMAKE_OBJDUMP} ${LSS_FLAGS} ${TARGET_ELF} > ${TARGET_LSS}
 173         COMMENT "Creating Extended Listing:     ${TARGET_LSS}"
 174 )
 175
 176
 177 #| Generate the Symbol Table .SYM
 178 set( TARGET_SYM ${TARGET}.sym )
 179 add_custom_command( TARGET ${TARGET_ELF} POST_BUILD
 180         COMMAND ${CMAKE_NM} -n ${TARGET_ELF} > ${TARGET_SYM}
 181         COMMENT "Creating Symbol Table:         ${TARGET_SYM}"
 182 )
 183
 184
 185 #| Compiler Selection Record
 186 add_custom_command( TARGET ${TARGET_ELF} POST_BUILD
 187         COMMAND ${CMAKE_SOURCE_DIR}/../Lib/CMake/writer compiler ${COMPILER_FAMILY}
 188 )
 189
 190
 191
 192 ###
 193 # Size Information
 194 #
 195
 196 #| After Changes Size Information
 197 add_custom_target( SizeAfter ALL
 198         COMMAND ${CMAKE_SOURCE_DIR}/../Lib/CMake/sizeCalculator ${CMAKE_SIZE} ram   ${TARGET_ELF} ${SIZE_RAM}   " SRAM"
 199         COMMAND ${CMAKE_SOURCE_DIR}/../Lib/CMake/sizeCalculator ${CMAKE_SIZE} flash ${TARGET_ELF} ${SIZE_FLASH} "Flash"
 200         DEPENDS ${TARGET_ELF}
 201         COMMENT "Chip usage for ${CHIP}"
 202 )
 203