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include_guard()
# include board specific
include(${CMAKE_CURRENT_LIST_DIR}/boards/${BOARD}/board.cmake)
set(SDK_DIR ${TOP}/hw/mcu/sony/cxd56/spresense-exported-sdk)
# toolchain set up
set(CMAKE_SYSTEM_CPU cortex-m4 CACHE INTERNAL "System Processor")
set(CMAKE_TOOLCHAIN_FILE ${TOP}/examples/build_system/cmake/toolchain/arm_${TOOLCHAIN}.cmake)
set(FAMILY_MCUS CXD56 CACHE INTERNAL "")
# Detect platform for mkspk tool
if(CMAKE_HOST_SYSTEM_NAME STREQUAL "Darwin")
set(MKSPK ${TOP}/hw/mcu/sony/cxd56/mkspk/mkspk)
elseif(CMAKE_HOST_SYSTEM_NAME STREQUAL "Linux")
set(MKSPK ${TOP}/hw/mcu/sony/cxd56/mkspk/mkspk)
else()
set(MKSPK ${TOP}/hw/mcu/sony/cxd56/mkspk/mkspk.exe)
endif()
#------------------------------------
# Startup & Linker script
#------------------------------------
set(LD_FILE_GNU ${SDK_DIR}/nuttx/scripts/ramconfig.ld)
set(LD_FILE_Clang ${LD_FILE_GNU})
#------------------------------------
# BOARD Target
#------------------------------------
function(family_add_board BOARD_TARGET)
# Spresense uses NuttX libraries
add_library(${BOARD_TARGET} INTERFACE)
target_include_directories(${BOARD_TARGET} INTERFACE
${SDK_DIR}/nuttx/include
${SDK_DIR}/nuttx/arch
${SDK_DIR}/nuttx/arch/chip
${SDK_DIR}/nuttx/arch/os
${SDK_DIR}/sdk/include
)
target_compile_definitions(${BOARD_TARGET} INTERFACE
CONFIG_HAVE_DOUBLE
main=spresense_main
)
target_compile_options(${BOARD_TARGET} INTERFACE
-pipe
-std=gnu11
-fno-builtin
-fno-strength-reduce
-fomit-frame-pointer
-Wno-error=undef
-Wno-error=cast-align
-Wno-error=unused-parameter
-Wno-error=shadow
-Wno-error=redundant-decls
)
update_board(${BOARD_TARGET})
endfunction()
#------------------------------------
# Functions
#------------------------------------
function(family_configure_example TARGET RTOS)
family_configure_common(${TARGET} ${RTOS})
family_add_tinyusb(${TARGET} OPT_MCU_CXD56)
target_sources(${TARGET} PUBLIC
${CMAKE_CURRENT_FUNCTION_LIST_DIR}/family.c
${CMAKE_CURRENT_FUNCTION_LIST_DIR}/../board.c
${TOP}/src/portable/sony/cxd56/dcd_cxd56.c
${STARTUP_FILE_${CMAKE_C_COMPILER_ID}}
)
target_include_directories(${TARGET} PUBLIC
${CMAKE_CURRENT_FUNCTION_LIST_DIR}
${CMAKE_CURRENT_FUNCTION_LIST_DIR}/../../
${CMAKE_CURRENT_FUNCTION_LIST_DIR}/boards/${BOARD}
)
target_link_libraries(${TARGET} PUBLIC
${SDK_DIR}/nuttx/libs/libapps.a
${SDK_DIR}/nuttx/libs/libnuttx.a
gcc # Compiler runtime support for FP operations like __aeabi_dmul
)
if (CMAKE_C_COMPILER_ID STREQUAL "GNU")
target_link_options(${TARGET} PUBLIC
"LINKER:--script=${LD_FILE_GNU}"
-Xlinker --entry=__start
-nostartfiles
-nodefaultlibs
-Wl,--gc-sections
-u spresense_main
--specs=nosys.specs --specs=nano.specs
)
elseif (CMAKE_C_COMPILER_ID STREQUAL "Clang")
target_link_options(${TARGET} PUBLIC
"LINKER:--script=${LD_FILE_Clang}"
-Xlinker --entry=__start
-nostartfiles
-nodefaultlibs
-u spresense_main
)
endif ()
set_source_files_properties(${STARTUP_FILE_${CMAKE_C_COMPILER_ID}} PROPERTIES
SKIP_LINTING ON
COMPILE_OPTIONS -w)
# Build mkspk tool
add_custom_command(OUTPUT ${MKSPK}
COMMAND $(MAKE) -C ${TOP}/hw/mcu/sony/cxd56/mkspk
COMMENT "Building mkspk tool"
)
# Create .spk file
add_custom_command(OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${TARGET}.spk
COMMAND ${MKSPK} -c 2 $<TARGET_FILE:${TARGET}> nuttx ${CMAKE_CURRENT_BINARY_DIR}/${TARGET}.spk
DEPENDS ${TARGET} ${MKSPK}
COMMENT "Creating ${TARGET}.spk"
)
endfunction()
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