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 set( CMAKE_SYSTEM_NAME Generic )
13 cmake_force_c_compiler ( avr-gcc AVRCCompiler )
14 cmake_force_cxx_compiler( avr-g++ AVRCxxCompiler )
22 project( kiibohd_controller )
24 #| Target Name (output name)
28 cmake_minimum_required( VERSION 2.8 )
40 ./usb_keyboard_debug.c
47 # Atmel Defines and Linker Options
51 #| You _MUST_ set this to match the board you are using
52 #| type "make clean" after changing this, so all files will be rebuilt
54 #| "at90usb162" # Teensy 1.0
55 #| "atmega32u4" # Teensy 2.0
56 #| "at90usb646" # Teensy++ 1.0
57 #| "at90usb1286" # Teensy++ 2.0
58 set( MCU "at90usb1286" )
61 #| Compiler flag to set the C Standard level.
63 #| gnu89 = c89 plus GCC extensions
64 #| c99 = ISO C99 standard (not yet fully implemented)
65 #| gnu99 = c99 plus GCC extensions
66 set( CSTANDARD "-std=gnu99" )
70 #| -Wall...: warning level
71 set( WARN "-Wall -Wstrict-prototypes" )
75 #| -f...: tuning, see GCC manual and avr-libc documentation
76 set( TUNING "-funsigned-char -funsigned-bitfields -ffunction-sections -fpack-struct -fshort-enums" )
79 #| Optimization level, can be [0, 1, 2, 3, s].
80 #| 0 = turn off optimization. s = optimize for size.
81 #| (Note: 3 is not always the best optimization level. See avr-libc FAQ.)
90 #| Processor frequency.
91 #| Normally the first thing your program should do is set the clock prescaler,
92 #| so your program will run at the correct speed. You should also set this
93 #| variable to same clock speed. The _delay_ms() macro uses this, and many
94 #| examples use this variable to calculate timings. Do not add a "UL" here.
95 set( F_CPU "16000000" )
99 #| Compiler flags to generate dependency files.
100 set( GENDEPFLAGS "-MMD -MP" )
104 set( TARGET_LST ${TARGET}.lst )
108 add_definitions( "-mmcu=${MCU} -DF_CPU=${F_CPU} -O${OPT} ${TUNING} ${WARN} ${CSTANDARD} ${GENDEPFLAGS}" )
112 set( LINKER_FLAGS "-mmcu=${MCU} -Wl,-Map=${TARGET}.map,--cref -Wl,--relax -Wl,--gc-sections" )
115 #| Hex Flags (XXX, CMake seems to have issues if you quote the arguments for the custom commands...)
116 set( HEX_FLAGS -O ${FORMAT} -R .eeprom -R .fuse -R .lock -R .signature )
120 set( EEP_FLAGS -j .eeprom --set-section-flags=.eeprom="alloc,load" --change-section-lma .eeprom=0 --no-change-warnings -O ${FORMAT} )
124 set( LSS_FLAGS -h -S -z )
132 #| Create the .ELF file
133 set( TARGET_ELF ${TARGET}.elf )
134 add_executable( ${TARGET_ELF} ${SRCS} )
138 set_target_properties( ${TARGET_ELF} PROPERTIES
139 LINK_FLAGS ${LINKER_FLAGS}
143 #| Convert the .ELF into a .HEX to load onto the Teensy
144 set( TARGET_HEX ${TARGET}.hex )
145 add_custom_command( TARGET ${TARGET_ELF} POST_BUILD
146 COMMAND avr-objcopy ${HEX_FLAGS} ${TARGET_ELF} ${TARGET_HEX}
147 COMMENT "Creating load file for Flash: ${TARGET_HEX}"
151 #| Convert the .ELF into a .EEP
152 set( TARGET_EEP ${TARGET}.eep )
153 add_custom_command( TARGET ${TARGET_ELF} POST_BUILD
154 COMMAND avr-objcopy ${EEP_FLAGS} ${TARGET_ELF} ${TARGET_EEP}
155 COMMENT "Creating load file for EEPROM: ${TARGET_EEP}"
159 #| Generate the Extended .LSS
160 set( TARGET_LSS ${TARGET}.lss )
161 add_custom_command( TARGET ${TARGET_ELF} POST_BUILD
162 COMMAND avr-objdump ${LSS_FLAGS} ${TARGET_ELF} > ${TARGET_LSS}
163 COMMENT "Creating Extended Listing: ${TARGET_LSS}"
167 #| Generate the Symbol Table .SYM
168 set( TARGET_SYM ${TARGET}.sym )
169 add_custom_command( TARGET ${TARGET_ELF} POST_BUILD
170 COMMAND avr-nm -n ${TARGET_ELF} > ${TARGET_SYM}
171 COMMENT "Creating Symbol Table: ${TARGET_SYM}"
180 #| After Changes Size Information
181 add_custom_target( SizeAfter ALL avr-size --target=${FORMAT} ${TARGET_HEX} ${TARGET_ELF}
182 DEPENDS ${TARGET_ELF}
183 COMMENT "Size after generation:"