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 )
15 set( CMAKE_CROSSCOMPILING on )
16 message( STATUS ${CMAKE_CROSSCOMPILING})
24 project( kiibohd_controller )
26 #| Target Name (output name)
30 cmake_minimum_required( VERSION 2.8 )
38 #| Sources (see setup.h for configuring in/away code blocks or other complete modules)
39 #| XXX Not set here in this project, see setup.cmake
42 #| Instead, include the module source selector
43 include( setup.cmake )
44 set( SRCS main.c ${SCAN_SRCS} ${MACRO_SRCS} ${USB_SRCS} ${DEBUG_SRCS} )
49 # Atmel Defines and Linker Options
53 #| You _MUST_ set this to match the board you are using
54 #| type "make clean" after changing this, so all files will be rebuilt
56 #| "at90usb162" # Teensy 1.0
57 #| "atmega32u4" # Teensy 2.0
58 #| "at90usb646" # Teensy++ 1.0
59 #| "at90usb1286" # Teensy++ 2.0
60 set( MCU "at90usb1286" )
63 #| Compiler flag to set the C Standard level.
65 #| gnu89 = c89 plus GCC extensions
66 #| c99 = ISO C99 standard (not yet fully implemented)
67 #| gnu99 = c99 plus GCC extensions
68 set( CSTANDARD "-std=gnu99" )
72 #| -Wall...: warning level
73 set( WARN "-Wall -Wstrict-prototypes" )
77 #| -f...: tuning, see GCC manual and avr-libc documentation
78 set( TUNING "-funsigned-char -funsigned-bitfields -ffunction-sections -fpack-struct -fshort-enums" )
81 #| Optimization level, can be [0, 1, 2, 3, s].
82 #| 0 = turn off optimization. s = optimize for size.
83 #| (Note: 3 is not always the best optimization level. See avr-libc FAQ.)
92 #| Processor frequency.
93 #| Normally the first thing your program should do is set the clock prescaler,
94 #| so your program will run at the correct speed. You should also set this
95 #| variable to same clock speed. The _delay_ms() macro uses this, and many
96 #| examples use this variable to calculate timings. Do not add a "UL" here.
97 set( F_CPU "16000000" )
101 #| Compiler flags to generate dependency files.
102 set( GENDEPFLAGS "-MMD -MP" )
106 set( TARGET_LST ${TARGET}.lst )
110 add_definitions( "-mmcu=${MCU} -DF_CPU=${F_CPU} -O${OPT} ${TUNING} ${WARN} ${CSTANDARD} ${GENDEPFLAGS}" )
114 set( LINKER_FLAGS "-mmcu=${MCU} -Wl,-Map=${TARGET}.map,--cref -Wl,--relax -Wl,--gc-sections" )
117 #| Hex Flags (XXX, CMake seems to have issues if you quote the arguments for the custom commands...)
118 set( HEX_FLAGS -O ${FORMAT} -R .eeprom -R .fuse -R .lock -R .signature )
122 set( EEP_FLAGS -j .eeprom --set-section-flags=.eeprom="alloc,load" --change-section-lma .eeprom=0 --no-change-warnings -O ${FORMAT} )
126 set( LSS_FLAGS -h -S -z )
134 #| Create the .ELF file
135 set( TARGET_ELF ${TARGET}.elf )
136 add_executable( ${TARGET_ELF} ${SRCS} )
140 set_target_properties( ${TARGET_ELF} PROPERTIES
141 LINK_FLAGS ${LINKER_FLAGS}
145 #| Convert the .ELF into a .HEX to load onto the Teensy
146 set( TARGET_HEX ${TARGET}.hex )
147 add_custom_command( TARGET ${TARGET_ELF} POST_BUILD
148 COMMAND avr-objcopy ${HEX_FLAGS} ${TARGET_ELF} ${TARGET_HEX}
149 COMMENT "Creating load file for Flash: ${TARGET_HEX}"
153 #| Convert the .ELF into a .EEP
154 set( TARGET_EEP ${TARGET}.eep )
155 add_custom_command( TARGET ${TARGET_ELF} POST_BUILD
156 COMMAND avr-objcopy ${EEP_FLAGS} ${TARGET_ELF} ${TARGET_EEP}
157 COMMENT "Creating load file for EEPROM: ${TARGET_EEP}"
161 #| Generate the Extended .LSS
162 set( TARGET_LSS ${TARGET}.lss )
163 add_custom_command( TARGET ${TARGET_ELF} POST_BUILD
164 COMMAND avr-objdump ${LSS_FLAGS} ${TARGET_ELF} > ${TARGET_LSS}
165 COMMENT "Creating Extended Listing: ${TARGET_LSS}"
169 #| Generate the Symbol Table .SYM
170 set( TARGET_SYM ${TARGET}.sym )
171 add_custom_command( TARGET ${TARGET_ELF} POST_BUILD
172 COMMAND avr-nm -n ${TARGET_ELF} > ${TARGET_SYM}
173 COMMENT "Creating Symbol Table: ${TARGET_SYM}"
182 #| After Changes Size Information
183 add_custom_target( SizeAfter ALL avr-size --target=${FORMAT} ${TARGET_HEX} ${TARGET_ELF}
184 DEPENDS ${TARGET_ELF}
185 COMMENT "Size after generation:"