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         dfu.c
  64         dfu.desc.c
  65         flash.c
  66         kinetis.c
  67         usb.c
  68 )
  69
  70 # Only compile in if necessary
  71 if( CHIP STREQUAL "mk20dx256vlh7" )
  72         set( SRCS ${SRCS}
  73                 debug.c
  74         )
  75 endif()
  76
  77
  78 message( STATUS "Bootloader Source Files:" )
  79 message( "${SRCS}" )
  80
  81 #| Add Lib sources to main list
  82 foreach( SRC_FILE ${COMPILER_SRCS} )
  83         set( SRCS ${SRCS} ${CMAKE_SOURCE_DIR}/../${SRC_FILE} )
  84 endforeach()
  85
  86
  87
  88
  89 ###
  90 # Directory Includes
  91 #
  92 include_directories( ${CMAKE_SOURCE_DIR}/../Lib )
  93
  94
  95
  96 ###
  97 # Project Description
  98 #
  99
 100 #| Project
 101 project( kiibohd_bootloader )
 102
 103 #| Target Name (output name)
 104 set( TARGET kiibohd_bootloader )
 105
 106 #| General Settings
 107 cmake_minimum_required( VERSION 2.8 )
 108
 109
 110
 111 ###
 112 # Generate Header Files
 113 #
 114 configure_file( _buildvars.h buildvars.h )
 115 include_directories( ${CMAKE_BINARY_DIR} )
 116
 117
 118
 119 ###
 120 # CMake Module Checking
 121 #
 122 find_package( Git REQUIRED )
 123 find_package( Ctags ) # Optional
 124
 125
 126
 127 ###
 128 # ctag Generation
 129 #
 130 if( CTAGS_EXECUTABLE )
 131         # Generate the ctags
 132         execute_process( COMMAND ctags ${SRCS}
 133                 WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
 134         )
 135 endif()
 136
 137
 138
 139 ###
 140 # Disable -Wl,-search_paths_first for OSX (not supported by arm-none-eabi-gcc)
 141 #
 142
 143 if ( APPLE )
 144         string ( REPLACE "-Wl,-search_paths_first" "" CMAKE_C_LINK_FLAGS ${CMAKE_C_LINK_FLAGS} )
 145         string ( REPLACE "-Wl,-search_paths_first" "" CMAKE_CXX_LINK_FLAGS ${CMAKE_CXX_LINK_FLAGS} )
 146
 147         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." )
 148 endif ()
 149
 150
 151
 152 ###
 153 # Build Targets
 154 #
 155
 156 #| Create the .ELF file
 157 set( TARGET_ELF ${TARGET}.elf )
 158 add_executable( ${TARGET_ELF} ${SRCS} )
 159
 160
 161 #| .ELF Properties
 162 set_target_properties( ${TARGET_ELF} PROPERTIES
 163         LINK_FLAGS ${LINKER_FLAGS}
 164         SUFFIX ""                               # XXX Force Windows to keep the .exe off
 165 )
 166
 167
 168 #| Convert the .ELF into a .bin to load onto the McHCK
 169 set( TARGET_BIN ${TARGET}.bin )
 170 add_custom_command( TARGET ${TARGET_ELF} POST_BUILD
 171         COMMAND ${CMAKE_OBJCOPY} ${BIN_FLAGS} ${TARGET_ELF} ${TARGET_BIN}
 172         COMMENT "Creating binary file to load:  ${TARGET_BIN}"
 173 )
 174
 175
 176 #| Generate the Extended .LSS
 177 set( TARGET_LSS ${TARGET}.lss )
 178 add_custom_command( TARGET ${TARGET_ELF} POST_BUILD
 179         COMMAND ${CMAKE_OBJDUMP} ${LSS_FLAGS} ${TARGET_ELF} > ${TARGET_LSS}
 180         COMMENT "Creating Extended Listing:     ${TARGET_LSS}"
 181 )
 182
 183
 184 #| Generate the Symbol Table .SYM
 185 set( TARGET_SYM ${TARGET}.sym )
 186 add_custom_command( TARGET ${TARGET_ELF} POST_BUILD
 187         COMMAND ${CMAKE_NM} -n ${TARGET_ELF} > ${TARGET_SYM}
 188         COMMENT "Creating Symbol Table:         ${TARGET_SYM}"
 189 )
 190
 191
 192 #| Compiler Selection Record
 193 add_custom_command( TARGET ${TARGET_ELF} POST_BUILD
 194         COMMAND ${CMAKE_SOURCE_DIR}/../Lib/CMake/writer compiler ${COMPILER_FAMILY}
 195 )
 196
 197
 198
 199 ###
 200 # Size Information
 201 #
 202
 203 #| After Changes Size Information
 204 add_custom_target( SizeAfter ALL
 205         COMMAND ${CMAKE_SOURCE_DIR}/../Lib/CMake/sizeCalculator ${CMAKE_SIZE} ram   ${TARGET_ELF} ${SIZE_RAM}   " SRAM"
 206         COMMAND ${CMAKE_SOURCE_DIR}/../Lib/CMake/sizeCalculator ${CMAKE_SIZE} flash ${TARGET_ELF} ${SIZE_FLASH} "Flash"
 207         DEPENDS ${TARGET_ELF}
 208         COMMENT "Chip usage for ${CHIP}"
 209 )
 210