1 ###| CMAKE Kiibohd Controller |###
3 # Jacob Alexander 2011-2014
4 # Due to this file's usefulness:
6 # Released into the Public Domain
8 # Freescale ARM CMake Build Configuration
14 #| Set the Compilers (must be set first)
15 include( CMakeForceCompiler )
16 cmake_force_c_compiler ( arm-none-eabi-gcc ARMCCompiler )
17 cmake_force_cxx_compiler( arm-none-eabi-g++ ARMCxxCompiler )
18 set( _CMAKE_TOOLCHAIN_PREFIX arm-none-eabi- )
23 # ARM Defines and Linker Options
28 #| "mk20dx128vlf5" # McHCK / Kiibohd-dfu
29 #| "mk20dx256vlh7" # Kiibohd-dfu
30 #| "mk20dx128" # Teensy 3.0
31 #| "mk20dx256" # Teensy 3.1
33 message( STATUS "Chip Selected:" )
35 set( MCU "${CHIP}" ) # For loading script compatibility
39 #| MCHCK Based / Kiibohd-dfu
40 if ( "${CHIP}" MATCHES "mk20dx128vlf5" )
42 set( SIZE_FLASH 126976 )
45 elseif ( "${CHIP}" MATCHES "mk20dx256vlh7" )
47 set( SIZE_FLASH 253952 )
50 elseif ( "${CHIP}" MATCHES "mk20dx128" )
52 set( SIZE_FLASH 131072 )
55 elseif ( "${CHIP}" MATCHES "mk20dx256" )
57 set( SIZE_FLASH 262144 )
61 message( AUTHOR_WARNING "CHIP: ${CHIP} - Unknown ARM microcontroller" )
66 #| Automatically chosed based on the chip name.
67 if ( "${CHIP}" MATCHES "^mk20dx.*$" )
68 set( CHIP_FAMILY "mk20dx" )
69 message( STATUS "Chip Family:" )
70 message( "${CHIP_FAMILY}" )
72 message( FATAL_ERROR "Unknown chip family: ${CHIP}" )
77 #| You _MUST_ set this to match the board you are using
78 #| type "make clean" after changing this, so all files will be rebuilt
80 #| "cortex-m4" # Teensy 3.0, 3.1, McHCK
81 set( CPU "cortex-m4" )
83 message( STATUS "CPU Selected:" )
87 #| Extra Compiler Sources
88 #| Mostly for convenience functions like interrupt handlers
94 message( STATUS "Compiler Source Files:" )
95 message( "${COMPILER_SRCS}" )
98 #| USB Defines, this is how the loader programs detect which type of chip base is used
99 message( STATUS "Bootloader Type:" )
100 if ( "${CHIP}" MATCHES "mk20dx128vlf5" OR "${CHIP}" MATCHES "mk20dx256vlh7" )
101 set( VENDOR_ID "0x1C11" )
102 set( PRODUCT_ID "0xB04D" )
103 set( BOOT_VENDOR_ID "0x1C11" )
104 set( BOOT_PRODUCT_ID "0xB007" )
107 elseif ( "${CHIP}" MATCHES "mk20dx128" OR "${CHIP}" MATCHES "mk20dx256" )
108 set( VENDOR_ID "0x1C11" )
109 set( PRODUCT_ID "0xB04D" )
110 set( BOOT_VENDOR_ID "0x16c0" ) # TODO Double check, this is likely incorrect
111 set( BOOT_PRODUCT_ID "0x0487" )
117 #| Compiler flag to set the C Standard level.
119 #| gnu89 = c89 plus GCC extensions
120 #| c99 = ISO C99 standard (not yet fully implemented)
121 #| gnu99 = c99 plus GCC extensions
122 #| gnu11 = c11 plus GCC extensions
123 set( CSTANDARD "-std=gnu11" )
127 #| -Wall...: warning level
128 set( WARN "-Wall -ggdb3" )
132 #| -f...: tuning, see GCC manual
133 #| NOTE: -fshort-wchar is specified to allow USB strings be passed conveniently
135 set( TUNING "-D_bootloader_ -Wno-main -msoft-float -mthumb -fplan9-extensions -ffunction-sections -fdata-sections -fno-builtin -fstrict-volatile-bitfields -flto -fno-use-linker-plugin -nostdlib" )
136 #set( TUNING "-mthumb -fdata-sections -ffunction-sections -fno-builtin -msoft-float -fstrict-volatile-bitfields -flto -fno-use-linker-plugin -fwhole-program -Wno-main -nostartfiles -fplan9-extensions -D_bootloader_" )
138 set( TUNING "-mthumb -nostdlib -fdata-sections -ffunction-sections -fshort-wchar -fno-builtin -nostartfiles" )
142 #| Optimization level, can be [0, 1, 2, 3, s].
143 #| 0 = turn off optimization. s = optimize for size.
144 #| (Note: 3 is not always the best optimization level.)
148 #| Processor frequency.
149 #| Normally the first thing your program should do is set the clock prescaler,
150 #| so your program will run at the correct speed. You should also set this
151 #| variable to same clock speed. The _delay_ms() macro uses this, and many
152 #| examples use this variable to calculate timings. Do not add a "UL" here.
153 set( F_CPU "48000000" )
157 #| Compiler flags to generate dependency files.
158 set( GENDEPFLAGS "-MMD" )
162 add_definitions( "-mcpu=${CPU} -DF_CPU=${F_CPU} -D_${CHIP}_=1 -O${OPT} ${TUNING} ${WARN} ${CSTANDARD} ${GENDEPFLAGS}" )
167 # Bootloader linker flags
168 set( LINKER_FLAGS "${TUNING} -Wl,--gc-sections -fwhole-program -T${CMAKE_CURRENT_SOURCE_DIR}/../Lib/${CHIP}.bootloader.ld -nostartfiles -Wl,-Map=link.map" )
170 # Normal linker flags
171 set( LINKER_FLAGS "${TUNING} -Wl,-Map=link.map,--cref -Wl,--gc-sections -Wl,--no-wchar-size-warning -T${CMAKE_CURRENT_SOURCE_DIR}/Lib/${CHIP}.ld" )
175 #| Hex Flags (XXX, CMake seems to have issues if you quote the arguments for the custom commands...)
176 set( HEX_FLAGS -O ihex -R .eeprom )
180 set( BIN_FLAGS -O binary )
184 set( LSS_FLAGS -h -S -z )