1 ###| CMAKE Kiibohd Controller |###
3 # Written by Jacob Alexander in 2011 for the Kiibohd Controller
4 # Due to this file's usefulness:
6 # Released into the Public Domain
10 #| Set the Compilers (must be set first)
11 include( CMakeForceCompiler )
12 cmake_force_c_compiler ( avr-gcc AVRCCompiler )
13 cmake_force_cxx_compiler( avr-g++ AVRCxxCompiler )
16 #| Add Dependency Macro
17 include( AddFileDependencies )
25 project( kiibohd_controller )
27 #| Target Name (output name)
31 cmake_minimum_required( VERSION 2.8 )
39 #| Sources (see setup.h for configuring in/away code blocks or other complete modules)
40 #| XXX Not set here in this project, see setup.cmake
43 #| Instead, include the module source selector
44 include( setup.cmake )
56 # Atmel Defines and Linker Options
60 #| You _MUST_ set this to match the board you are using
61 #| type "make clean" after changing this, so all files will be rebuilt
63 #| "at90usb162" # Teensy 1.0
64 #| "atmega32u4" # Teensy 2.0
65 #| "at90usb646" # Teensy++ 1.0
66 #| "at90usb1286" # Teensy++ 2.0
67 #set( MCU "atmega32u4" )
68 set( MCU "at90usb1286" )
71 #| Compiler flag to set the C Standard level.
73 #| gnu89 = c89 plus GCC extensions
74 #| c99 = ISO C99 standard (not yet fully implemented)
75 #| gnu99 = c99 plus GCC extensions
76 set( CSTANDARD "-std=gnu99" )
80 #| -Wall...: warning level
81 set( WARN "-Wall -Wstrict-prototypes" )
85 #| -f...: tuning, see GCC manual and avr-libc documentation
86 set( TUNING "-funsigned-char -funsigned-bitfields -ffunction-sections -fpack-struct -fshort-enums" )
89 #| Optimization level, can be [0, 1, 2, 3, s].
90 #| 0 = turn off optimization. s = optimize for size.
91 #| (Note: 3 is not always the best optimization level. See avr-libc FAQ.)
100 #| Processor frequency.
101 #| Normally the first thing your program should do is set the clock prescaler,
102 #| so your program will run at the correct speed. You should also set this
103 #| variable to same clock speed. The _delay_ms() macro uses this, and many
104 #| examples use this variable to calculate timings. Do not add a "UL" here.
105 set( F_CPU "16000000" )
109 #| Compiler flags to generate dependency files.
110 set( GENDEPFLAGS "-MMD -MP" )
114 set( TARGET_LST ${TARGET}.lst )
118 add_definitions( "-mmcu=${MCU} -DF_CPU=${F_CPU} -O${OPT} ${TUNING} ${WARN} ${CSTANDARD} ${GENDEPFLAGS}" )
122 set( LINKER_FLAGS "-mmcu=${MCU} -Wl,-Map=${TARGET}.map,--cref -Wl,--relax -Wl,--gc-sections" )
125 #| Hex Flags (XXX, CMake seems to have issues if you quote the arguments for the custom commands...)
126 set( HEX_FLAGS -O ${FORMAT} -R .eeprom -R .fuse -R .lock -R .signature )
130 set( EEP_FLAGS -j .eeprom --set-section-flags=.eeprom="alloc,load" --change-section-lma .eeprom=0 --no-change-warnings -O ${FORMAT} )
134 set( LSS_FLAGS -h -S -z )
142 #| Create the .ELF file
143 set( TARGET_ELF ${TARGET}.elf )
144 add_executable( ${TARGET_ELF} ${SRCS} )
148 set_target_properties( ${TARGET_ELF} PROPERTIES
149 LINK_FLAGS ${LINKER_FLAGS}
153 #| Convert the .ELF into a .HEX to load onto the Teensy
154 set( TARGET_HEX ${TARGET}.hex )
155 add_custom_command( TARGET ${TARGET_ELF} POST_BUILD
156 COMMAND avr-objcopy ${HEX_FLAGS} ${TARGET_ELF} ${TARGET_HEX}
157 COMMENT "Creating load file for Flash: ${TARGET_HEX}"
161 #| Convert the .ELF into a .EEP
162 set( TARGET_EEP ${TARGET}.eep )
163 add_custom_command( TARGET ${TARGET_ELF} POST_BUILD
164 COMMAND avr-objcopy ${EEP_FLAGS} ${TARGET_ELF} ${TARGET_EEP}
165 COMMENT "Creating load file for EEPROM: ${TARGET_EEP}"
169 #| Generate the Extended .LSS
170 set( TARGET_LSS ${TARGET}.lss )
171 add_custom_command( TARGET ${TARGET_ELF} POST_BUILD
172 COMMAND avr-objdump ${LSS_FLAGS} ${TARGET_ELF} > ${TARGET_LSS}
173 COMMENT "Creating Extended Listing: ${TARGET_LSS}"
177 #| Generate the Symbol Table .SYM
178 set( TARGET_SYM ${TARGET}.sym )
179 add_custom_command( TARGET ${TARGET_ELF} POST_BUILD
180 COMMAND avr-nm -n ${TARGET_ELF} > ${TARGET_SYM}
181 COMMENT "Creating Symbol Table: ${TARGET_SYM}"
190 #| After Changes Size Information
191 add_custom_target( SizeAfter ALL avr-size --target=${FORMAT} ${TARGET_HEX} ${TARGET_ELF}
192 DEPENDS ${TARGET_ELF}
193 COMMENT "Size after generation:"
199 # Setup Loader Script
202 #| Provides the user with the correct teensy-loader-cli command for the built .HEX file
203 #| teensy-loader-cli must be in the user's path
204 if( ${CMAKE_SYSTEM_NAME} MATCHES "Linux" OR ${CMAKE_SYSTEM_NAME} MATCHES "Darwin" )
205 configure_file( LoadFile/bash load )
206 endif( ${CMAKE_SYSTEM_NAME} MATCHES "Linux" OR ${CMAKE_SYSTEM_NAME} MATCHES "Darwin" )
209 if( ${CMAKE_SYSTEM_NAME} MATCHES "Windows" )
210 message( STATUS "Load Script is on my TODO List for Windows..." )
211 endif( ${CMAKE_SYSTEM_NAME} MATCHES "Windows" )