471 lines
		
	
	
	
		
			18 KiB
		
	
	
	
		
			Makefile
		
	
	
	
	
	
			
		
		
	
	
			471 lines
		
	
	
	
		
			18 KiB
		
	
	
	
		
			Makefile
		
	
	
	
	
	
| # Hey Emacs, this is a -*- makefile -*-
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| ##############################################################################
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| # Architecture or project specific options
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| #
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| 
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| # Stack size to be allocated to the Cortex-M process stack. This stack is
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| # the stack used by the main() thread.
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| ifeq ($(USE_PROCESS_STACKSIZE),)
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|   USE_PROCESS_STACKSIZE = 0x800
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| endif
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| 
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| # Stack size to the allocated to the Cortex-M main/exceptions stack. This
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| # stack is used for processing interrupts and exceptions.
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| ifeq ($(USE_EXCEPTIONS_STACKSIZE),)
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|   USE_EXCEPTIONS_STACKSIZE = 0x400
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| endif
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| 
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| #
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| # Architecture or project specific options
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| ##############################################################################
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| 
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| ##############################################################################
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| # Project, sources and paths
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| #
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| 
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| # Imported source files and paths
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| OPT_OS = chibios
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| CHIBIOS = $(TOP_DIR)/lib/chibios
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| CHIBIOS_CONTRIB = $(TOP_DIR)/lib/chibios-contrib
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| 
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| #
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| # Startup, Port and Platform support selection
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| ##############################################################################
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| 
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| ifeq ($(strip $(MCU)), risc-v)
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|     # RISC-V Support
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|     # As of 7.4.2021 there is only one supported RISC-V platform in Chibios-Contrib,
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|     # therefore all required settings are hard-coded
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|     USE_CHIBIOS_CONTRIB = yes
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|     STARTUP_MK = $(CHIBIOS_CONTRIB)/os/common/startup/RISCV-ECLIC/compilers/GCC/mk/startup_$(MCU_STARTUP).mk
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|     PORT_V = $(CHIBIOS_CONTRIB)/os/common/ports/RISCV-ECLIC/compilers/GCC/mk/port.mk
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|     RULESPATH = $(CHIBIOS_CONTRIB)/os/common/startup/RISCV-ECLIC/compilers/GCC
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| else
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|     # ARM Support
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|     CHIBIOS_PORT ?=
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|     ifeq ("$(CHIBIOS_PORT)","")
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|         CHIBIOS_PORT = ARMv$(ARMV)-M
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|     endif
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| 
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|     # Startup files. Try a few different locations, for compability with old versions and
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|     # for things hardware in the contrib repository
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|     STARTUP_MK = $(CHIBIOS)/os/common/ports/ARMCMx/compilers/GCC/mk/startup_$(MCU_STARTUP).mk
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|     ifeq ("$(wildcard $(STARTUP_MK))","")
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|         STARTUP_MK = $(CHIBIOS)/os/common/startup/ARMCMx/compilers/GCC/mk/startup_$(MCU_STARTUP).mk
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|         ifeq ("$(wildcard $(STARTUP_MK))","")
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|             STARTUP_MK = $(CHIBIOS_CONTRIB)/os/common/startup/ARMCMx/compilers/GCC/mk/startup_$(MCU_STARTUP).mk
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|         endif
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|     endif
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| 
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|     # Port files. Try a few different locations, for compability with old versions and
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|     # for things hardware in the contrib repository
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|     PORT_V = $(CHIBIOS)/os/common/ports/$(CHIBIOS_PORT)/compilers/GCC/mk/port.mk
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|     ifeq ("$(wildcard $(PORT_V))","")
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|         PORT_V = $(CHIBIOS)/os/rt/ports/ARMCMx/compilers/GCC/mk/port_v$(ARMV)m.mk
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|         ifeq ("$(wildcard $(PORT_V))","")
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|             PORT_V = $(CHIBIOS)/os/common/ports/ARMCMx/compilers/GCC/mk/port_v$(ARMV)m.mk
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|         endif
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|     endif
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| 
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|     # Rules location. Try a few different locations, for compability with old versions and
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|     # for things hardware in the contrib repository
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|     RULESPATH = $(CHIBIOS)/os/common/ports/$(CHIBIOS_PORT)/compilers/GCC
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|     ifeq ("$(wildcard $(RULESPATH)/rules.mk)","")
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|         RULESPATH = $(CHIBIOS)/os/common/ports/ARMCMx/compilers/GCC
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|         ifeq ("$(wildcard $(RULESPATH)/rules.mk)","")
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|             RULESPATH = $(CHIBIOS)/os/common/startup/ARMCMx/compilers/GCC
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|         endif
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|     endif
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| endif
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| 
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| ifeq ("$(PLATFORM_NAME)","")
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|     PLATFORM_NAME = platform
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| endif
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| 
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| # If no MCU port name was specified, use the family instead
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| ifeq ("$(MCU_PORT_NAME)","")
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|     MCU_PORT_NAME = $(MCU_FAMILY)
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| endif
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| 
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| ifeq ("$(wildcard $(PLATFORM_MK))","")
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|     PLATFORM_MK = $(CHIBIOS_CONTRIB)/os/hal/ports/$(MCU_PORT_NAME)/$(MCU_SERIES)/$(PLATFORM_NAME).mk
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|     ifeq ("$(wildcard $(PLATFORM_MK))","")
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|         PLATFORM_MK = $(CHIBIOS)/os/hal/ports/$(MCU_PORT_NAME)/$(MCU_SERIES)/$(PLATFORM_NAME).mk
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|     endif
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| endif
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| 
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| # If no MCU architecture specified, use the MCU instead (allows for mcu_selection.mk to swap to cortex-m0 etc.)
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| ifeq ("$(MCU_ARCH)","")
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|     MCU_ARCH = $(MCU)
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| endif
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| 
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| include $(STARTUP_MK)
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| include $(PORT_V)
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| include $(PLATFORM_MK)
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| 
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| #
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| # Board support selection.
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| ##############################################################################
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| 
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| BOARD_MK :=
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| 
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| ifneq ("$(wildcard $(KEYBOARD_PATH_5)/boards/$(BOARD)/board.mk)","")
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|     BOARD_PATH = $(KEYBOARD_PATH_5)
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|     BOARD_MK += $(KEYBOARD_PATH_5)/boards/$(BOARD)/board.mk
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| else ifneq ("$(wildcard $(KEYBOARD_PATH_4)/boards/$(BOARD)/board.mk)","")
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|     BOARD_PATH = $(KEYBOARD_PATH_4)
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|     BOARD_MK += $(KEYBOARD_PATH_4)/boards/$(BOARD)/board.mk
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| else ifneq ("$(wildcard $(KEYBOARD_PATH_3)/boards/$(BOARD)/board.mk)","")
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|     BOARD_PATH = $(KEYBOARD_PATH_3)
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|     BOARD_MK += $(KEYBOARD_PATH_3)/boards/$(BOARD)/board.mk
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| else ifneq ("$(wildcard $(KEYBOARD_PATH_2)/boards/$(BOARD)/board.mk)","")
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|     BOARD_PATH = $(KEYBOARD_PATH_2)
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|     BOARD_MK += $(KEYBOARD_PATH_2)/boards/$(BOARD)/board.mk
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| else ifneq ("$(wildcard $(KEYBOARD_PATH_1)/boards/$(BOARD)/board.mk)","")
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|     BOARD_PATH = $(KEYBOARD_PATH_1)
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|     BOARD_MK += $(KEYBOARD_PATH_1)/boards/$(BOARD)/board.mk
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| else ifneq ("$(wildcard $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/board/board.mk)","")
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|     BOARD_PATH = $(TOP_DIR)/platforms/chibios/boards/$(BOARD)
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|     BOARD_MK += $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/board/board.mk
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|     KEYBOARD_PATHS += $(BOARD_PATH)/configs
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|     ifneq ("$(wildcard $(BOARD_PATH)/rules.mk)","")
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|         include $(BOARD_PATH)/rules.mk
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|     endif
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| endif
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| 
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| ifeq ("$(wildcard $(BOARD_MK))","")
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|     BOARD_MK = $(CHIBIOS)/os/hal/boards/$(BOARD)/board.mk
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|     ifeq ("$(wildcard $(BOARD_MK))","")
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|         BOARD_MK = $(CHIBIOS_CONTRIB)/os/hal/boards/$(BOARD)/board.mk
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|     endif
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| endif
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| 
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| include $(BOARD_MK)
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| 
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| #
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| # Bootloader selection.
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| ##############################################################################
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| 
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| # Set bootloader address if supplied.
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| ifdef STM32_BOOTLOADER_ADDRESS
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|     OPT_DEFS += -DSTM32_BOOTLOADER_ADDRESS=$(STM32_BOOTLOADER_ADDRESS)
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| endif
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| 
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| ifdef WB32_BOOTLOADER_ADDRESS
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|     OPT_DEFS += -DWB32_BOOTLOADER_ADDRESS=$(WB32_BOOTLOADER_ADDRESS)
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| endif
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| 
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| # Work out if we need to set up the include for the bootloader definitions
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| ifneq ("$(wildcard $(KEYBOARD_PATH_5)/bootloader_defs.h)","")
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|     OPT_DEFS += -include $(KEYBOARD_PATH_5)/bootloader_defs.h
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| else ifneq ("$(wildcard $(KEYBOARD_PATH_5)/boards/$(BOARD)/bootloader_defs.h)","")
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|     OPT_DEFS += -include $(KEYBOARD_PATH_5)/boards/$(BOARD)/bootloader_defs.h
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| else ifneq ("$(wildcard $(KEYBOARD_PATH_4)/bootloader_defs.h)","")
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|     OPT_DEFS += -include $(KEYBOARD_PATH_4)/bootloader_defs.h
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| else ifneq ("$(wildcard $(KEYBOARD_PATH_4)/boards/$(BOARD)/bootloader_defs.h)","")
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|     OPT_DEFS += -include $(KEYBOARD_PATH_4)/boards/$(BOARD)/bootloader_defs.h
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| else ifneq ("$(wildcard $(KEYBOARD_PATH_3)/bootloader_defs.h)","")
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|     OPT_DEFS += -include $(KEYBOARD_PATH_3)/bootloader_defs.h
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| else ifneq ("$(wildcard $(KEYBOARD_PATH_3)/boards/$(BOARD)/bootloader_defs.h)","")
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|     OPT_DEFS += -include $(KEYBOARD_PATH_3)/boards/$(BOARD)/bootloader_defs.h
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| else ifneq ("$(wildcard $(KEYBOARD_PATH_2)/bootloader_defs.h)","")
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|     OPT_DEFS += -include $(KEYBOARD_PATH_2)/bootloader_defs.h
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| else ifneq ("$(wildcard $(KEYBOARD_PATH_2)/boards/$(BOARD)/bootloader_defs.h)","")
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|     OPT_DEFS += -include $(KEYBOARD_PATH_2)/boards/$(BOARD)/bootloader_defs.h
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| else ifneq ("$(wildcard $(KEYBOARD_PATH_1)/bootloader_defs.h)","")
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|     OPT_DEFS += -include $(KEYBOARD_PATH_1)/bootloader_defs.h
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| else ifneq ("$(wildcard $(KEYBOARD_PATH_1)/boards/$(BOARD)/bootloader_defs.h)","")
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|     OPT_DEFS += -include $(KEYBOARD_PATH_1)/boards/$(BOARD)/bootloader_defs.h
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| else ifneq ("$(wildcard $(BOARD_PATH)/configs/bootloader_defs.h)","")
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|     OPT_DEFS += -include $(BOARD_PATH)/configs/bootloader_defs.h
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| endif
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| 
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| #
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| # ChibiOS config selection.
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| ##############################################################################
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| 
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| # Work out the config file directories
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| ifneq ("$(wildcard $(KEYBOARD_PATH_5)/chconf.h)","")
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|     CHCONFDIR = $(KEYBOARD_PATH_5)
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| else ifneq ("$(wildcard $(KEYBOARD_PATH_4)/chconf.h)","")
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|     CHCONFDIR = $(KEYBOARD_PATH_4)
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| else ifneq ("$(wildcard $(KEYBOARD_PATH_3)/chconf.h)","")
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|     CHCONFDIR = $(KEYBOARD_PATH_3)
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| else ifneq ("$(wildcard $(KEYBOARD_PATH_2)/chconf.h)","")
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|     CHCONFDIR = $(KEYBOARD_PATH_2)
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| else ifneq ("$(wildcard $(KEYBOARD_PATH_1)/chconf.h)","")
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|     CHCONFDIR = $(KEYBOARD_PATH_1)
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| else ifneq ("$(wildcard $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/configs/chconf.h)","")
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|     CHCONFDIR = $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/configs
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| else ifneq ("$(wildcard $(TOP_DIR)/platforms/boards/chibios/common/configs/chconf.h)","")
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|     CHCONFDIR = $(TOP_DIR)/platforms/chibios/boards/common/configs
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| endif
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| 
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| #
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| # HAL config selection.
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| ##############################################################################
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| 
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| ifneq ("$(wildcard $(KEYBOARD_PATH_5)/halconf.h)","")
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|     HALCONFDIR = $(KEYBOARD_PATH_5)
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| else ifneq ("$(wildcard $(KEYBOARD_PATH_4)/halconf.h)","")
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|     HALCONFDIR = $(KEYBOARD_PATH_4)
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| else ifneq ("$(wildcard $(KEYBOARD_PATH_3)/halconf.h)","")
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|     HALCONFDIR = $(KEYBOARD_PATH_3)
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| else ifneq ("$(wildcard $(KEYBOARD_PATH_2)/halconf.h)","")
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|     HALCONFDIR = $(KEYBOARD_PATH_2)
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| else ifneq ("$(wildcard $(KEYBOARD_PATH_1)/halconf.h)","")
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|     HALCONFDIR = $(KEYBOARD_PATH_1)
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| else ifneq ("$(wildcard $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/configs/halconf.h)","")
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|     HALCONFDIR = $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/configs
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| else ifneq ("$(wildcard $(TOP_DIR)/platforms/chibios/boards/common/configs/halconf.h)","")
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|     HALCONFDIR = $(TOP_DIR)/platforms/chibios/boards/common/configs
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| endif
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| 
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| #
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| # Linker script selection.
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| ##############################################################################
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| 
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| ifneq ("$(wildcard $(KEYBOARD_PATH_5)/ld/$(MCU_LDSCRIPT).ld)","")
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|     LDSCRIPT = $(KEYBOARD_PATH_5)/ld/$(MCU_LDSCRIPT).ld
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| else ifneq ("$(wildcard $(KEYBOARD_PATH_4)/ld/$(MCU_LDSCRIPT).ld)","")
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|     LDSCRIPT = $(KEYBOARD_PATH_4)/ld/$(MCU_LDSCRIPT).ld
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| else ifneq ("$(wildcard $(KEYBOARD_PATH_3)/ld/$(MCU_LDSCRIPT).ld)","")
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|     LDSCRIPT = $(KEYBOARD_PATH_3)/ld/$(MCU_LDSCRIPT).ld
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| else ifneq ("$(wildcard $(KEYBOARD_PATH_2)/ld/$(MCU_LDSCRIPT).ld)","")
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|     LDSCRIPT = $(KEYBOARD_PATH_2)/ld/$(MCU_LDSCRIPT).ld
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| else ifneq ("$(wildcard $(KEYBOARD_PATH_1)/ld/$(MCU_LDSCRIPT).ld)","")
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|     LDSCRIPT = $(KEYBOARD_PATH_1)/ld/$(MCU_LDSCRIPT).ld
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| else ifneq ("$(wildcard $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/ld/$(MCU_LDSCRIPT).ld)","")
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|     LDFLAGS += -L$(TOP_DIR)/platforms/chibios/boards/$(BOARD)/ld
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|     LDSCRIPT = $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/ld/$(MCU_LDSCRIPT).ld
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| else ifneq ("$(wildcard $(TOP_DIR)/platforms/chibios/boards/common/ld/$(MCU_LDSCRIPT).ld)","")
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|     LDSCRIPT = $(TOP_DIR)/platforms/chibios/boards/common/ld/$(MCU_LDSCRIPT).ld
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| else ifneq ("$(wildcard $(STARTUPLD_CONTRIB)/$(MCU_LDSCRIPT).ld)","")
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|     LDSCRIPT = $(STARTUPLD_CONTRIB)/$(MCU_LDSCRIPT).ld
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|     USE_CHIBIOS_CONTRIB = yes
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| else
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|     LDSCRIPT = $(STARTUPLD)/$(MCU_LDSCRIPT).ld
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| endif
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| 
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| #
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| # Include ChibiOS makefiles.
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| ##############################################################################
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| 
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| # HAL-OSAL files (optional).
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| include $(CHIBIOS)/os/hal/hal.mk
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| -include $(CHIBIOS)/os/hal/osal/rt/osal.mk         # ChibiOS <= 19.x
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| -include $(CHIBIOS)/os/hal/osal/rt-nil/osal.mk     # ChibiOS >= 20.x
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| # RTOS files (optional).
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| include $(CHIBIOS)/os/rt/rt.mk
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| # Other files (optional).
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| include $(CHIBIOS)/os/hal/lib/streams/streams.mk
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| 
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| PLATFORM_SRC = \
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|         $(STARTUPSRC) \
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|         $(KERNSRC) \
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|         $(PORTSRC) \
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|         $(OSALSRC) \
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|         $(HALSRC) \
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|         $(PLATFORMSRC) \
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|         $(BOARDSRC) \
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|         $(STREAMSSRC) \
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|         $(CHIBIOS)/os/various/syscalls.c \
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|         $(PLATFORM_COMMON_DIR)/syscall-fallbacks.c \
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|         $(PLATFORM_COMMON_DIR)/wait.c \
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|         $(PLATFORM_COMMON_DIR)/synchronization_util.c
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| 
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| # Ensure the ASM files are not subjected to LTO -- it'll strip out interrupt handlers otherwise.
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| QUANTUM_LIB_SRC += $(STARTUPASM) $(PORTASM) $(OSALASM) $(PLATFORMASM)
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| 
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| PLATFORM_SRC := $(patsubst $(TOP_DIR)/%,%,$(PLATFORM_SRC))
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| 
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| EXTRAINCDIRS += $(CHIBIOS)/os/license $(CHIBIOS)/os/oslib/include \
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|          $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/configs \
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|          $(TOP_DIR)/platforms/chibios/boards/common/configs \
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|          $(HALCONFDIR) $(CHCONFDIR) \
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|          $(STARTUPINC) $(KERNINC) $(PORTINC) $(OSALINC) \
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|          $(HALINC) $(PLATFORMINC) $(BOARDINC) $(TESTINC) \
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|          $(STREAMSINC) $(CHIBIOS)/os/various $(COMMON_VPATH)
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| 
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| #
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| # QMK specific MCU family support selection.
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| ##############################################################################
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| ifneq ("$(wildcard $(PLATFORM_PATH)/$(PLATFORM_KEY)/vendors/$(MCU_FAMILY)/$(MCU_SERIES).mk)","")
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|     # Either by MCU series e.g. STM32/STM32F1xx.mk or...
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|     include $(PLATFORM_PATH)/$(PLATFORM_KEY)/vendors/$(MCU_FAMILY)/$(MCU_SERIES).mk
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| else ifneq ("$(wildcard $(PLATFORM_PATH)/$(PLATFORM_KEY)/vendors/$(MCU_FAMILY)/$(MCU_FAMILY).mk)","")
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|     # By MCU family e.g. STM32/STM32.mk
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|     include $(PLATFORM_PATH)/$(PLATFORM_KEY)/vendors/$(MCU_FAMILY)/$(MCU_FAMILY).mk
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| endif
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| 
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| #
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| # ChibiOS-Contrib
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| ##############################################################################
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| 
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| # Work out if we're using ChibiOS-Contrib by checking if halconf_community.h exists
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| ifneq ("$(wildcard $(KEYBOARD_PATH_5)/halconf_community.h)","")
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|     USE_CHIBIOS_CONTRIB = yes
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| else ifneq ("$(wildcard $(KEYBOARD_PATH_4)/halconf_community.h)","")
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|     USE_CHIBIOS_CONTRIB = yes
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| else ifneq ("$(wildcard $(KEYBOARD_PATH_3)/halconf_community.h)","")
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|     USE_CHIBIOS_CONTRIB = yes
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| else ifneq ("$(wildcard $(KEYBOARD_PATH_2)/halconf_community.h)","")
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|     USE_CHIBIOS_CONTRIB = yes
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| else ifneq ("$(wildcard $(KEYBOARD_PATH_1)/halconf_community.h)","")
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|     USE_CHIBIOS_CONTRIB = yes
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| else ifneq ("$(wildcard $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/configs/halconf_community.h)","")
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|     USE_CHIBIOS_CONTRIB = yes
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| endif
 | |
| 
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| ifeq ($(strip $(USE_CHIBIOS_CONTRIB)),yes)
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|     include $(CHIBIOS_CONTRIB)/os/hal/hal.mk
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|     PLATFORM_SRC += $(PLATFORMSRC_CONTRIB) $(HALSRC_CONTRIB)
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|     EXTRAINCDIRS += $(PLATFORMINC_CONTRIB) $(HALINC_CONTRIB) $(CHIBIOS_CONTRIB)/os/various
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| endif
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| 
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| #
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| # Project, sources and paths
 | |
| ##############################################################################
 | |
| 
 | |
| ##############################################################################
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| # Injected configs
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| #
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| ifneq ("$(wildcard $(BOARD_PATH)/configs/config.h)","")
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|     CONFIG_H += $(BOARD_PATH)/configs/config.h
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| endif
 | |
| ifneq ("$(wildcard $(BOARD_PATH)/configs/post_config.h)","")
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|     POST_CONFIG_H += $(BOARD_PATH)/configs/post_config.h
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| endif
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| 
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| ##############################################################################
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| # Compiler and Linker configuration
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| #
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| 
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| # Use defined stack sizes of the main thread in linker scripts
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| SHARED_LDSYMBOLS = -Wl,--defsym=__process_stack_size__=$(USE_PROCESS_STACKSIZE),--defsym=__main_stack_size__=$(USE_EXCEPTIONS_STACKSIZE)
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| 
 | |
| # Shared Compiler flags for all toolchains
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| SHARED_CFLAGS = -fomit-frame-pointer \
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|                 -ffunction-sections \
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|                 -fdata-sections \
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|                 -fno-common \
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|                 -fshort-wchar
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| 
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| LDSCRIPT_PATH := $(shell dirname "$(LDSCRIPT)")
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| 
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| # Shared Linker flags for all toolchains
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| SHARED_LDFLAGS = -T $(LDSCRIPT) \
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|                  -L $(LDSCRIPT_PATH) \
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|                  -Wl,--gc-sections \
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|                  -nostartfiles
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| 
 | |
| ifeq ($(strip $(MCU)), risc-v)
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|     # RISC-V toolchain specific configuration
 | |
|     # Find suitable GCC compiler
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|     ifeq ($(strip $(TOOLCHAIN)),)
 | |
|         ifneq ($(shell which riscv32-unknown-elf-gcc 2>/dev/null),)
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|             TOOLCHAIN = riscv32-unknown-elf-
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|         else
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|             ifneq ($(shell which riscv64-unknown-elf-gcc 2>/dev/null),)
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|                 TOOLCHAIN = riscv64-unknown-elf-
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|             else
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|                 $(call CATASTROPHIC_ERROR,Missing toolchain,No RISC-V toolchain found. Can't find riscv32-unknown-elf-gcc or riscv64-unknown-elf-gcc found in your systems PATH variable. Please install a valid toolchain and make it accessible!)
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|             endif
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|         endif
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|     endif
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| 
 | |
|     # Default to compiling with picolibc for RISC-V targets if available, which
 | |
|     # is available by default on distributions based on Debian 11+.
 | |
|     ifeq ($(shell $(TOOLCHAIN)gcc --specs=picolibc.specs -E - 2>/dev/null >/dev/null </dev/null ; echo $$?),0)
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|         # Toolchain specific Compiler flags Note that we still link with our own
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|         # linker script by providing it via the -T flag in SHARED_LDFLAGS.
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|         TOOLCHAIN_CFLAGS = --specs=picolibc.specs
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| 
 | |
|         # picolibc internally uses __heap_start and __heap_end instead of the
 | |
|         # defacto chibios linker script standard __heap_base__ and __heap_end__
 | |
|         # therefore we introduce these symbols as an alias.
 | |
|         TOOLCHAIN_LDSYMBOLS = -Wl,--defsym=__heap_start=__heap_base__,--defsym=__heap_end=__heap_end__
 | |
| 
 | |
|         # Tell QMK that we are compiling with picolibc.
 | |
|         OPT_DEFS += -DUSE_PICOLIBC
 | |
|     endif
 | |
| 
 | |
|     # MCU architecture flags
 | |
|     MCUFLAGS = -march=$(MCU_ARCH) \
 | |
|                -mabi=$(MCU_ABI) \
 | |
|                -mcmodel=$(MCU_CMODEL) \
 | |
|                -mstrict-align
 | |
| else
 | |
|     # ARM toolchain specific configuration
 | |
|     TOOLCHAIN ?= arm-none-eabi-
 | |
| 
 | |
|     # Toolchain specific Linker flags
 | |
|     TOOLCHAIN_LDFLAGS = -Wl,--no-wchar-size-warning \
 | |
|                         --specs=nano.specs
 | |
| 
 | |
|     # MCU architecture flags
 | |
|     MCUFLAGS = -mcpu=$(MCU) \
 | |
|                -mthumb -DTHUMB_PRESENT \
 | |
|                -mno-thumb-interwork -DTHUMB_NO_INTERWORKING \
 | |
|                -mno-unaligned-access
 | |
| 
 | |
|     # Some ARM cores like the M4 and M7 have floating point units which can be enabled
 | |
|     USE_FPU ?= no
 | |
| 
 | |
|     ifneq ($(USE_FPU),no)
 | |
|         OPT_DEFS += -DCORTEX_USE_FPU=TRUE
 | |
| 
 | |
|         # Default is single precision floats
 | |
|         USE_FPU_OPT ?= -mfloat-abi=hard \
 | |
|                        -mfpu=fpv4-sp-d16 \
 | |
|                        -fsingle-precision-constant
 | |
| 
 | |
|         MCUFLAGS += $(USE_FPU_OPT)
 | |
|     else
 | |
|         OPT_DEFS += -DCORTEX_USE_FPU=FALSE
 | |
|     endif
 | |
| endif
 | |
| 
 | |
| # Assembler flags
 | |
| ASFLAGS  += $(SHARED_ASFLAGS) $(TOOLCHAIN_ASFLAGS)
 | |
| 
 | |
| # C Compiler flags
 | |
| CFLAGS   += $(SHARED_CFLAGS) $(TOOLCHAIN_CFLAGS)
 | |
| 
 | |
| # C++ Compiler flags
 | |
| CXXFLAGS += $(CFLAGS) $(SHARED_CXXFLAGS) $(TOOLCHAIN_CXXFLAGS) -fno-rtti
 | |
| 
 | |
| # Linker flags
 | |
| LDFLAGS  += $(SHARED_LDFLAGS) $(SHARED_LDSYMBOLS) $(TOOLCHAIN_LDFLAGS) $(TOOLCHAIN_LDSYMBOLS) $(MCUFLAGS)
 | |
| 
 | |
| # Tell QMK that we are hosting it on ChibiOS.
 | |
| OPT_DEFS += -DPROTOCOL_CHIBIOS
 | |
| 
 | |
| # ChibiOS supports synchronization primitives like a Mutex
 | |
| OPT_DEFS += -DPLATFORM_SUPPORTS_SYNCHRONIZATION
 | |
| 
 | |
| # Workaround to stop ChibiOS from complaining about new GCC -- it's been fixed for 7/8/9 already
 | |
| OPT_DEFS += -DPORT_IGNORE_GCC_VERSION_CHECK=1
 | |
| 
 | |
| # Construct GCC toolchain
 | |
| CC      = $(CC_PREFIX) $(TOOLCHAIN)gcc
 | |
| OBJCOPY = $(TOOLCHAIN)objcopy
 | |
| OBJDUMP = $(TOOLCHAIN)objdump
 | |
| SIZE    = $(TOOLCHAIN)size
 | |
| AR      = $(TOOLCHAIN)ar
 | |
| NM      = $(TOOLCHAIN)nm
 | |
| HEX     = $(OBJCOPY) -O $(FORMAT)
 | |
| EEP     =
 | |
| BIN     = $(OBJCOPY) -O binary
 | |
| 
 | |
| ##############################################################################
 | |
| # Make targets
 | |
| #
 | |
| 
 | |
| DEBUG = gdb
 | |
| 
 | |
| # List any extra directories to look for libraries here.
 | |
| EXTRALIBDIRS = $(RULESPATH)/ld
 | |
| 
 | |
| bin: $(BUILD_DIR)/$(TARGET).bin sizeafter
 | |
| 	$(COPY) $(BUILD_DIR)/$(TARGET).bin $(TARGET).bin;
 | 
