0102d05c86
- clang.c includes necessary functions to make clang compiler work (tested on teensy 3.1) - Added support code to generate a compile_commands.json for clang-tidy * Updates the symlink whenever cmake or make is called (Unix OSs only)
212 lines
6.1 KiB
CMake
212 lines
6.1 KiB
CMake
###| CMAKE Kiibohd Controller |###
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#
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# Jacob Alexander 2011-2016
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# Due to this file's usefulness:
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#
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# Released into the Public Domain
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#
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# Freescale ARM CMake Build Configuration
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#
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###
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#| Set the Compilers (must be set first)
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include( CMakeForceCompiler )
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message( STATUS "Compiler Selected:" )
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if ( "${COMPILER}" MATCHES "gcc" )
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cmake_force_c_compiler ( arm-none-eabi-gcc ARMCCompiler )
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cmake_force_cxx_compiler( arm-none-eabi-g++ ARMCxxCompiler )
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set( _CMAKE_TOOLCHAIN_PREFIX arm-none-eabi- )
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message( "gcc" )
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elseif ( "${COMPILER}" MATCHES "clang" )
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cmake_force_c_compiler ( clang ARMCCompiler )
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cmake_force_cxx_compiler( clang++ ARMCxxCompiler )
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set( _CMAKE_TOOLCHAIN_PREFIX llvm- )
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message( "clang" )
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else ()
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message( AUTHOR_WARNING "COMPILER: ${COMPILER} - Unknown compiler selection" )
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endif ()
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###
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# ARM Defines and Linker Options
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#
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#| Chip Name (Linker)
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#|
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#| "mk20dx128vlf5" # McHCK / Kiibohd-dfu
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#| "mk20dx256vlh7" # Kiibohd-dfu
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#| "mk20dx128" # Teensy 3.0
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#| "mk20dx256" # Teensy 3.1
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message( STATUS "Chip Selected:" )
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message( "${CHIP}" )
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set( MCU "${CHIP}" ) # For loading script compatibility
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#| Chip Size and CPU Frequency Database
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#| Processor frequency.
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#| Normally the first thing your program should do is set the clock prescaler,
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#| so your program will run at the correct speed. You should also set this
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#| variable to same clock speed. The _delay_ms() macro uses this, and many
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#| examples use this variable to calculate timings. Do not add a "UL" here.
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#| MCHCK Based / Kiibohd-dfu
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if ( "${CHIP}" MATCHES "mk20dx128vlf5" )
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set( SIZE_RAM 16384 )
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set( SIZE_FLASH 126976 )
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set( F_CPU "48000000" )
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#| Kiibohd-dfu
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elseif ( "${CHIP}" MATCHES "mk20dx256vlh7" )
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set( SIZE_RAM 65536 )
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set( SIZE_FLASH 253952 )
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set( F_CPU "72000000" )
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#| Teensy 3.0
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elseif ( "${CHIP}" MATCHES "mk20dx128" )
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set( SIZE_RAM 16384 )
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set( SIZE_FLASH 131072 )
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set( F_CPU "48000000" )
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#| Teensy 3.1
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elseif ( "${CHIP}" MATCHES "mk20dx256" )
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set( SIZE_RAM 65536 )
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set( SIZE_FLASH 262144 )
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set( F_CPU "48000000" ) # XXX Also supports 72 MHz, but may requires code changes
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#| Unknown ARM
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else ()
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message( AUTHOR_WARNING "CHIP: ${CHIP} - Unknown ARM microcontroller" )
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endif ()
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#| Chip Base Type
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#| Automatically chosed based on the chip name.
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if ( "${CHIP}" MATCHES "^mk20dx.*$" )
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set( CHIP_FAMILY "mk20dx" )
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message( STATUS "Chip Family:" )
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message( "${CHIP_FAMILY}" )
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else ()
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message( FATAL_ERROR "Unknown chip family: ${CHIP}" )
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endif ()
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#| CPU Type
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#| You _MUST_ set this to match the board you are using
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#| type "make clean" after changing this, so all files will be rebuilt
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#|
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#| "cortex-m4" # Teensy 3.0, 3.1, McHCK
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set( CPU "cortex-m4" )
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message( STATUS "CPU Selected:" )
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message( "${CPU}" )
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#| Extra Compiler Sources
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#| Mostly for convenience functions like interrupt handlers
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set( COMPILER_SRCS
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Lib/${CHIP_FAMILY}.c
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Lib/delay.c
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)
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#| Clang needs a few more functions for linking
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if ( "${COMPILER}" MATCHES "clang" )
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set( COMPILER_SRCS ${COMPILER_SRCS}
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Lib/clang.c
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)
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endif ()
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message( STATUS "Compiler Source Files:" )
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message( "${COMPILER_SRCS}" )
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#| USB Defines, this is how the loader programs detect which type of chip base is used
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message( STATUS "Bootloader Type:" )
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if ( "${CHIP}" MATCHES "mk20dx128vlf5" OR "${CHIP}" MATCHES "mk20dx256vlh7" )
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set( VENDOR_ID "0x1C11" )
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set( PRODUCT_ID "0xB04D" )
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set( BOOT_VENDOR_ID "0x1C11" )
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set( BOOT_PRODUCT_ID "0xB007" )
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set( BOOT_DFU_ALTNAME "Kiibohd DFU" )
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set( DFU 1 )
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message( "dfu" )
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elseif ( "${CHIP}" MATCHES "mk20dx128" OR "${CHIP}" MATCHES "mk20dx256" )
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set( VENDOR_ID "0x1C11" )
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set( PRODUCT_ID "0xB04D" )
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set( BOOT_VENDOR_ID "0x16c0" ) # TODO Double check, this is likely incorrect
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set( BOOT_PRODUCT_ID "0x0487" )
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set( TEENSY 1 )
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message( "Teensy" )
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endif ()
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#| Compiler flag to set the C Standard level.
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#| c89 = "ANSI" C
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#| gnu89 = c89 plus GCC extensions
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#| c99 = ISO C99 standard (not yet fully implemented)
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#| gnu99 = c99 plus GCC extensions
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#| gnu11 = c11 plus GCC extensions
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set( CSTANDARD "-std=gnu11" )
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#| Warning Options
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#| -Wall...: warning level
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set( WARN "-Wall -ggdb3" )
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#| Tuning Options
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#| -f...: tuning, see GCC manual
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#| NOTE: -fshort-wchar is specified to allow USB strings be passed conveniently
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if( BOOTLOADER )
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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" )
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#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_" )
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elseif ( "${COMPILER}" MATCHES "clang" )
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set( TUNING "-target arm-none-eabi -mthumb -nostdlib -fdata-sections -ffunction-sections -fshort-wchar -fno-builtin" )
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else()
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set( TUNING "-mthumb -nostdlib -fdata-sections -ffunction-sections -fshort-wchar -fno-builtin -nostartfiles" )
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endif()
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#| Optimization level, can be [0, 1, 2, 3, s].
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#| 0 = turn off optimization. s = optimize for size.
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#| (Note: 3 is not always the best optimization level.)
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set( OPT "s" )
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#| Dependency Files
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#| Compiler flags to generate dependency files.
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set( GENDEPFLAGS "-MMD" )
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#| Compiler Flags
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add_definitions( "-mcpu=${CPU} -DF_CPU=${F_CPU} -D_${CHIP}_=1 -O${OPT} ${TUNING} ${WARN} ${CSTANDARD} ${GENDEPFLAGS}" )
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#| Linker Flags
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if( BOOTLOADER )
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# Bootloader linker flags
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set( LINKER_FLAGS "${TUNING} -Wl,--gc-sections -fwhole-program -T${CMAKE_CURRENT_SOURCE_DIR}/../Lib/${CHIP}.bootloader.ld -nostartfiles -Wl,-Map=link.map" )
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else()
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# Normal linker flags
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set( LINKER_FLAGS "${TUNING} -Wl,-Map=link.map,--cref -Wl,--gc-sections -Wl,--no-wchar-size-warning -T${CMAKE_CURRENT_SOURCE_DIR}/Lib/${CHIP}.ld" )
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endif()
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#| Hex Flags (XXX, CMake seems to have issues if you quote the arguments for the custom commands...)
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set( HEX_FLAGS -O ihex -R .eeprom )
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#| Binary Flags
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set( BIN_FLAGS -O binary )
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#| Lss Flags
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if ( "${COMPILER}" MATCHES "clang" )
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set( LSS_FLAGS -section-headers -triple=arm-none-eabi )
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else ()
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set( LSS_FLAGS -h -S -z )
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endif ()
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