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include_guard()
set(SDK_DIR ${TOP}/hw/mcu/broadcom)
# include board specific
include(${CMAKE_CURRENT_LIST_DIR}/boards/${BOARD}/board.cmake)
# toolchain set up
set(CMAKE_TOOLCHAIN_FILE ${TOP}/examples/build_system/cmake/toolchain/arm_${TOOLCHAIN}.cmake)
set(FAMILY_MCUS BCM2835 CACHE INTERNAL "")
#------------------------------------
# Startup & Linker script
#------------------------------------
if (NOT DEFINED LD_FILE_GNU)
set(LD_FILE_GNU ${SDK_DIR}/broadcom/link.ld)
endif ()
set(LD_FILE_Clang ${LD_FILE_GNU})
set(STARTUP_FILE_GNU ${SDK_DIR}/broadcom/boot.s)
set(STARTUP_FILE_Clang ${STARTUP_FILE_GNU})
#------------------------------------
# Startup & Linker script
#------------------------------------
function(family_add_board BOARD_TARGET)
add_library(${BOARD_TARGET} STATIC
${SDK_DIR}/broadcom/gen/interrupt_handlers.c
${SDK_DIR}/broadcom/gpio.c
${SDK_DIR}/broadcom/interrupts.c
${SDK_DIR}/broadcom/mmu.c
${SDK_DIR}/broadcom/caches.c
${SDK_DIR}/broadcom/vcmailbox.c
)
target_compile_options(${BOARD_TARGET} PUBLIC
-O0
-ffreestanding
-mgeneral-regs-only
-fno-exceptions
-std=c17
)
target_include_directories(${BOARD_TARGET} PUBLIC
${SDK_DIR}
)
update_board(${BOARD_TARGET})
endfunction()
#------------------------------------
# Functions
#------------------------------------
function(family_configure_example TARGET RTOS)
family_configure_common(${TARGET} ${RTOS})
family_add_tinyusb(${TARGET} OPT_MCU_BCM2835)
target_sources(${TARGET} PUBLIC
${CMAKE_CURRENT_FUNCTION_LIST_DIR}/family.c
${CMAKE_CURRENT_FUNCTION_LIST_DIR}/../board.c
${TOP}/src/portable/synopsys/dwc2/dcd_dwc2.c
${TOP}/src/portable/synopsys/dwc2/hcd_dwc2.c
${TOP}/src/portable/synopsys/dwc2/dwc2_common.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}
)
if (CMAKE_C_COMPILER_ID STREQUAL "GNU")
target_link_options(${TARGET} PUBLIC
"LINKER:--script=${LD_FILE_GNU}"
"LINKER:--entry=_start"
--specs=nosys.specs
-nostartfiles
)
elseif (CMAKE_C_COMPILER_ID STREQUAL "Clang")
target_link_options(${TARGET} PUBLIC
"LINKER:--script=${LD_FILE_Clang}"
"LINKER:--entry=_start"
)
elseif (CMAKE_C_COMPILER_ID STREQUAL "IAR")
target_link_options(${TARGET} PUBLIC
"LINKER:--config=${LD_FILE_IAR}"
)
endif ()
if (CMAKE_C_COMPILER_ID STREQUAL "GNU" OR CMAKE_C_COMPILER_ID STREQUAL "Clang")
set_source_files_properties(${CMAKE_CURRENT_FUNCTION_LIST_DIR}/family.c PROPERTIES COMPILE_FLAGS "-Wno-missing-prototypes")
endif ()
set_source_files_properties(${STARTUP_FILE_${CMAKE_C_COMPILER_ID}} PROPERTIES
SKIP_LINTING ON
COMPILE_OPTIONS -w)
# Flashing
family_add_bin_hex(${TARGET})
family_flash_jlink(${TARGET})
endfunction()
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