147 lines
3.8 KiB
Makefile
147 lines
3.8 KiB
Makefile
# ---------------------------------------
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# Common make definition for all examples
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# ---------------------------------------
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# Supported toolchain: gcc, iar
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TOOLCHAIN ?= gcc
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#-------------- TOP and CURRENT_PATH ------------
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# Set TOP to be the path to get from the current directory (where make was
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# invoked) to the top of the tree. $(lastword $(MAKEFILE_LIST)) returns
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# the name of this makefile relative to where make was invoked.
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THIS_MAKEFILE := $(lastword $(MAKEFILE_LIST))
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# strip off /tools/top.mk to get for example ../../..
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# and Set TOP to an absolute path
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TOP = $(abspath $(subst make.mk,..,$(THIS_MAKEFILE)))
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# Set CURRENT_PATH to the relative path from TOP to the current directory, ie examples/device/cdc_msc_freertos
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CURRENT_PATH = $(subst $(TOP)/,,$(abspath .))
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# Detect whether shell style is windows or not
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# https://stackoverflow.com/questions/714100/os-detecting-makefile/52062069#52062069
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ifeq '$(findstring ;,$(PATH))' ';'
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# PATH contains semicolon - so we're definitely on Windows.
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CMDEXE := 1
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# makefile shell commands should use syntax for DOS CMD, not unix sh
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# Unfortunately, SHELL may point to sh or bash, which can't accept DOS syntax.
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# We can't just use sh, because while sh and/or bash shell may be available,
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# many Windows environments won't have utilities like realpath used below, so...
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# Force DOS command shell on Windows.
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SHELL := cmd.exe
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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, ($2))))
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# Build directory
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BUILD := _build/$(BOARD)
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PROJECT := $(notdir $(CURDIR))
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BIN := $(TOP)/_bin/$(BOARD)/$(notdir $(CURDIR))
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#-------------- Select the board to build for. ------------
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# Board without family
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ifneq ($(wildcard $(TOP)/hw/bsp/$(BOARD)/board.mk),)
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BOARD_PATH := hw/bsp/$(BOARD)
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FAMILY :=
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endif
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# Board within family
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ifeq ($(BOARD_PATH),)
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BOARD_PATH := $(subst $(TOP)/,,$(wildcard $(TOP)/hw/bsp/*/boards/$(BOARD)))
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FAMILY := $(word 3, $(subst /, ,$(BOARD_PATH)))
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FAMILY_PATH = hw/bsp/$(FAMILY)
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endif
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ifeq ($(BOARD_PATH),)
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$(info You must provide a BOARD parameter with 'BOARD=')
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$(error Invalid BOARD specified)
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endif
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ifeq ($(FAMILY),)
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include $(TOP)/hw/bsp/$(BOARD)/board.mk
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else
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# Include Family and Board specific defs
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include $(TOP)/$(FAMILY_PATH)/family.mk
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SRC_C += $(subst $(TOP)/,,$(wildcard $(TOP)/$(FAMILY_PATH)/*.c))
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endif
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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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ifeq ($(TOOLCHAIN),iar)
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CC := iccarm
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endif
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ifeq ($(CC),iccarm)
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USE_IAR = 1
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endif
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ifeq ($(CMDEXE),1)
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CP = copy
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RM = del
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MKDIR = mkdir
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PYTHON = python
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else
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CP = cp
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RM = rm
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MKDIR = mkdir
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PYTHON = python3
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endif
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#-------------- Source files and compiler flags --------------
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# tinyusb makefile
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include $(TOP)/src/tinyusb.mk
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# Include all source C in family & board folder
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SRC_C += hw/bsp/board.c
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SRC_C += $(subst $(TOP)/,,$(wildcard $(TOP)/$(BOARD_PATH)/*.c))
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SRC_C += $(TINYUSB_SRC_C)
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INC += \
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$(TOP)/$(FAMILY_PATH) \
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$(TOP)/src \
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# Log level is mapped to TUSB DEBUG option
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ifneq ($(LOG),)
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CMAKE_DEFSYM += -DLOG=$(LOG)
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CFLAGS += -DCFG_TUSB_DEBUG=$(LOG)
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endif
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# Logger: default is uart, can be set to rtt or swo
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ifneq ($(LOGGER),)
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CMAKE_DEFSYM += -DLOGGER=$(LOGGER)
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endif
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ifeq ($(LOGGER),rtt)
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CFLAGS += -DLOGGER_RTT -DSEGGER_RTT_MODE_DEFAULT=SEGGER_RTT_MODE_BLOCK_IF_FIFO_FULL
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RTT_SRC = lib/SEGGER_RTT
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INC += $(TOP)/$(RTT_SRC)/RTT
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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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# CPU specific flags
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ifdef CPU_CORE
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include $(TOP)/tools/make/cpu/$(CPU_CORE).mk
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endif
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# toolchain specific
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include $(TOP)/tools/make/toolchain/arm_$(TOOLCHAIN).mk
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