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@@ -0,0 +1,201 @@
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+#
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+# AVR GCC Toolchain file
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+#
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+# @author Natesh Narain
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+# @since Feb 06 2016
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+
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+set(TRIPLE "avr")
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+
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+# find the toolchain root directory
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+
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+if(UNIX)
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+
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+ set(OS_SUFFIX "")
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+ find_path(TOOLCHAIN_ROOT
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+ NAMES
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+ ${TRIPLE}-gcc${OS_SUFFIX}
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+
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+ PATHS
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+ /usr/bin/
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+ /usr/local/bin
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+ /bin/
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+
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+ $ENV{AVR_ROOT}
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+ )
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+
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+elseif(WIN32)
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+
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+ set(OS_SUFFIX ".exe")
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+ find_path(TOOLCHAIN_ROOT
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+ NAMES
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+ ${TRIPLE}-gcc${OS_SUFFIX}
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+
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+ PATHS
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+ "C:/Users/Jack/Downloads/avr-gcc-12.1.0-x64-windows/bin/"
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+ $ENV{AVR_ROOT}
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+ )
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+
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+else(UNIX)
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+ message(FATAL_ERROR "toolchain not supported on this OS")
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+endif(UNIX)
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+
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+if(NOT TOOLCHAIN_ROOT)
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+ message(FATAL_ERROR "Toolchain root could not be found!!!")
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+endif(NOT TOOLCHAIN_ROOT)
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+
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+# setup the AVR compiler variables
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+
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+set(CMAKE_SYSTEM_NAME Generic)
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+set(CMAKE_SYSTEM_PROCESSOR avr)
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+set(CMAKE_CROSS_COMPILING 1)
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+
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+set(CMAKE_MAKE_PROGRAM "${TOOLCHAIN_ROOT}/make.exe" CACHE PATH "make" FORCE)
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+set(CMAKE_C_COMPILER "${TOOLCHAIN_ROOT}/${TRIPLE}-gcc${OS_SUFFIX}" CACHE PATH "gcc" FORCE)
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+set(CMAKE_CXX_COMPILER "${TOOLCHAIN_ROOT}/${TRIPLE}-g++${OS_SUFFIX}" CACHE PATH "g++" FORCE)
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+set(CMAKE_AR "${TOOLCHAIN_ROOT}/${TRIPLE}-ar${OS_SUFFIX}" CACHE PATH "ar" FORCE)
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+set(CMAKE_AS "${TOOLCHAIN_ROOT}/${TRIPLE}-as${OS_SUFFIX}" CACHE PATH "as" FORCE)
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+set(CMAKE_LINKER "${TOOLCHAIN_ROOT}/${TRIPLE}-ld${OS_SUFFIX}" CACHE PATH "linker" FORCE)
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+set(CMAKE_NM "${TOOLCHAIN_ROOT}/${TRIPLE}-nm${OS_SUFFIX}" CACHE PATH "nm" FORCE)
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+set(CMAKE_OBJCOPY "${TOOLCHAIN_ROOT}/${TRIPLE}-objcopy${OS_SUFFIX}" CACHE PATH "objcopy" FORCE)
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+set(CMAKE_OBJDUMP "${TOOLCHAIN_ROOT}/${TRIPLE}-objdump${OS_SUFFIX}" CACHE PATH "objdump" FORCE)
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+set(CMAKE_STRIP "${TOOLCHAIN_ROOT}/${TRIPLE}-strip${OS_SUFFIX}" CACHE PATH "strip" FORCE)
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+set(CMAKE_RANLIB "${TOOLCHAIN_ROOT}/${TRIPLE}-ranlib${OS_SUFFIX}" CACHE PATH "ranlib" FORCE)
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+set(AVR_SIZE "${TOOLCHAIN_ROOT}/${TRIPLE}-size${OS_SUFFIX}" CACHE PATH "size" FORCE)
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+
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+# set(CMAKE_EXE_LINKER_FLAGS "-L /usr/lib/gcc/avr/4.8.2")
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+
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+# avr uploader config
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+find_program(AVR_UPLOAD
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+ NAME
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+ avrdude
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+
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+ PATHS
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+ /usr/bin/
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+ $ENV{AVR_ROOT}
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+)
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+
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+# setup the avr exectable macro
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+
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+# set(AVR_LINKER_LIBS "-lc -lm -lgcc -Wl,-lprintf_flt -Wl,-u,vfprintf")
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+
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+macro(add_qmk_executable target_name)
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+
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+ add_compile_options(
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+ $<$<COMPILE_LANGUAGE:C>:-std=gnu11>
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+ $<$<COMPILE_LANGUAGE:CXX>:-std=gnu++14>
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+ # -flto
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+ -Os
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+ -Wall
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+ -Wstrict-prototypes
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+ -fcommon
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+ # -g
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+ --param=min-pagesize=0
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+ -funsigned-char
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+ -funsigned-bitfields
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+ -ffunction-sections
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+ -fdata-sections
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+ -fpack-struct
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+ -fshort-enums
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+ -mcall-prologues
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+ -fno-builtin-printf
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+ $<$<COMPILE_LANGUAGE:C>:-fno-inline-small-functions>
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+ $<$<COMPILE_LANGUAGE:C>:-fno-strict-aliasing>
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+ $<$<COMPILE_LANGUAGE:CXX>:-fno-exceptions>
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+ )
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+
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+ add_compile_definitions(
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+ F_CPU=16000000
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+ F_USB=16000000UL
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+ __AVR_ATmega32U4__
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+ # LTO_ENABLE
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+ )
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+
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+ add_link_options(-Wl,--gc-sections,-Map=${map_file})
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+
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+ include(${QMK_ROOT}/platforms/toolchain.cmake)
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+ add_qmk_executable_common(${target_name})
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+
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+ add_subdirectory(${QMK_ROOT}/platforms/avr platforms/avr)
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+ add_subdirectory(${QMK_ROOT}/tmk_core/protocol/lufa tmk_core/protocol/lufa)
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+
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+ include_directories("C:/Users/Jack/Downloads/avr-gcc-12.1.0-x64-windows/avr/include")
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+
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+ set(elf_file ${target_name}-${QMK_MCU}.elf)
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+ set(map_file ${target_name}-${QMK_MCU}.map)
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+ set(hex_file ${target_name}-${QMK_MCU}.hex)
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+ set(lst_file ${target_name}-${QMK_MCU}.lst)
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+
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+ # create elf file
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+ add_executable(${elf_file}
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+ ${ARGN}
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+ )
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+
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+ target_link_libraries(${elf_file}
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+ PUBLIC
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+ quantum
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+ tmk_core_protocol
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+ tmk_core_protocol_lufa
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+ platforms
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+ platforms_avr
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+ )
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+
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+ # set_target_properties(
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+ # ${elf_file}
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+
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+ # PROPERTIES
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+ # COMPILE_FLAGS "-mmcu=${QMK_MCU} -g -w -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics"
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+ # LINK_FLAGS "-mmcu=${QMK_MCU} -Wl,-Map,${map_file}"
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+ # )
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+
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+ # generate the lst file
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+ add_custom_command(
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+ OUTPUT ${lst_file}
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+
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+ COMMAND
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+ ${CMAKE_OBJDUMP} -h -S ${elf_file} > ${lst_file}
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+
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+ DEPENDS ${elf_file}
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+ )
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+
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+ # create hex file
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+ add_custom_command(
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+ OUTPUT ${hex_file}
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+
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+ COMMAND
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+ ${CMAKE_OBJCOPY} -j .text -j .data -O ihex ${elf_file} ${hex_file}
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+
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+ DEPENDS ${elf_file}
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+ )
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+
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+ add_custom_command(
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+ OUTPUT "print-size-${elf_file}"
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+
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+ COMMAND
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+ ${AVR_SIZE} ${elf_file}
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+
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+ DEPENDS ${elf_file}
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+ )
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+
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+ add_custom_command(
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+ OUTPUT "print-size-${hex_file}"
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+
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+ COMMAND
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+ ${AVR_SIZE} ${hex_file}
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+
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+ DEPENDS ${hex_file}
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+ )
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+
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+ # build the intel hex file for the device
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+ add_custom_target(
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+ ${target_name}
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+ ALL
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+ DEPENDS ${hex_file} ${lst_file} "print-size-${elf_file}" "print-size-${hex_file}"
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+ )
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+
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+ set_target_properties(
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+ ${target_name}
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+
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+ PROPERTIES
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+ OUTPUT_NAME ${elf_file}
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+ )
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+endmacro(add_qmk_executable)
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Jack Humbert