94 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			Makefile
		
	
	
	
	
	
			
		
		
	
	
			94 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			Makefile
		
	
	
	
	
	
# ---------------------------------------
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# Common make definition for all examples
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# ---------------------------------------
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#-------------- Select the board to build for. ------------
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BOARD_LIST = $(sort $(subst /.,,$(subst $(TOP)/hw/bsp/,,$(wildcard $(TOP)/hw/bsp/*/.))))
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ifeq ($(filter $(BOARD),$(BOARD_LIST)),)
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  $(info You must provide a BOARD parameter with 'BOARD=', supported boards are:)
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  $(foreach b,$(BOARD_LIST),$(info - $(b)))
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  $(error Invalid BOARD specified)
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endif
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# Handy check parameter function
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check_defined = \
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    $(strip $(foreach 1,$1, \
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    $(call __check_defined,$1,$(strip $(value 2)))))
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__check_defined = \
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    $(if $(value $1),, \
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    $(error Undefined make flag: $1$(if $2, ($2))))
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# Build directory
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BUILD = _build/build-$(BOARD)
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# Board specific define
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include $(TOP)/hw/bsp/$(BOARD)/board.mk
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#-------------- Cross Compiler  ------------
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# Can be set by board, default to ARM GCC
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CROSS_COMPILE ?= arm-none-eabi-
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CC = $(CROSS_COMPILE)gcc
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CXX = $(CROSS_COMPILE)g++
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OBJCOPY = $(CROSS_COMPILE)objcopy
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SIZE = $(CROSS_COMPILE)size
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MKDIR = mkdir
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SED = sed
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CP = cp
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RM = rm
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#-------------- Source files and compiler flags --------------
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# Include all source C in board folder
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SRC_C += hw/bsp/board.c
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SRC_C += $(subst $(TOP)/,,$(wildcard $(TOP)/hw/bsp/$(BOARD)/*.c))
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# Compiler Flags
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CFLAGS += \
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	-fdata-sections \
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	-ffunction-sections \
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	-fsingle-precision-constant \
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	-fno-strict-aliasing \
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	-Wdouble-promotion \
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	-Wstrict-prototypes \
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	-Wall \
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	-Wextra \
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	-Werror \
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	-Wfatal-errors \
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	-Werror-implicit-function-declaration \
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	-Wfloat-equal \
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	-Wundef \
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	-Wshadow \
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	-Wwrite-strings \
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	-Wsign-compare \
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	-Wmissing-format-attribute \
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	-Wunreachable-code \
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	-Wcast-align
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# Debugging/Optimization
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ifeq ($(DEBUG), 1)
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  CFLAGS += -Og -ggdb
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else
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	CFLAGS += -Os
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endif
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# Log level is mapped to TUSB DEBUG option
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ifneq ($(LOG),)
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  CFLAGS += -DCFG_TUSB_DEBUG=$(LOG)
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endif
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# Logger: default is uart, can be set to rtt or swo
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ifeq ($(LOGGER),rtt)
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	RTT_SRC = lib/SEGGER_RTT
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	CFLAGS += -DLOGGER_RTT -DSEGGER_RTT_MODE_DEFAULT=SEGGER_RTT_MODE_BLOCK_IF_FIFO_FULL
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  INC   += $(TOP)/$(RTT_SRC)/RTT
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  SRC_C += $(RTT_SRC)/RTT/SEGGER_RTT_printf.c
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  SRC_C += $(RTT_SRC)/RTT/SEGGER_RTT.c
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else ifeq ($(LOGGER),swo)
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	CFLAGS += -DLOGGER_SWO
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endif
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