198 lines
5.9 KiB
Makefile
198 lines
5.9 KiB
Makefile
# Select the board to build for:
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ifdef BOARD_DIR
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# Custom board path - remove trailing slash and get the final component of
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# the path as the board name.
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BOARD ?= $(notdir $(BOARD_DIR:/=))
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else
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# If not given on the command line, then default to ADAFRUIT_ITSYBITSY_M4_EXPRESS.
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BOARD ?= ADAFRUIT_ITSYBITSY_M4_EXPRESS
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BOARD_DIR ?= boards/$(BOARD)
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endif
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ifeq ($(wildcard $(BOARD_DIR)/.),)
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$(error Invalid BOARD specified: $(BOARD_DIR))
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endif
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BUILD ?= build-$(BOARD)
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CROSS_COMPILE ?= arm-none-eabi-
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UF2CONV ?= $(TOP)/tools/uf2conv.py
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MCU_SERIES_LOWER = $(shell echo $(MCU_SERIES) | tr '[:upper:]' '[:lower:]')
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include ../../py/mkenv.mk
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include $(BOARD_DIR)/mpconfigboard.mk
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include mcu/$(MCU_SERIES_LOWER)/mpconfigmcu.mk
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# Qstr definitions (must come before including py.mk)
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QSTR_DEFS = qstrdefsport.h
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QSTR_GLOBAL_DEPENDENCIES = $(BOARD_DIR)/mpconfigboard.h mcu/$(MCU_SERIES_LOWER)/mpconfigmcu.h
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FROZEN_MANIFEST ?= boards/manifest.py
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# Include py core make definitions
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include $(TOP)/py/py.mk
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include $(TOP)/extmod/extmod.mk
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GIT_SUBMODULES += lib/asf4 lib/tinyusb
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INC += -I.
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INC += -I$(TOP)
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INC += -I$(BUILD)
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INC += -I$(BOARD_DIR)
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INC += -Imcu/$(MCU_SERIES_LOWER)
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INC += -I$(TOP)/lib/cmsis/inc
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INC += -I$(TOP)/lib/asf4/$(MCU_SERIES_LOWER)/hal/include
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INC += -I$(TOP)/lib/asf4/$(MCU_SERIES_LOWER)/hal/utils/include
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INC += -I$(TOP)/lib/asf4/$(MCU_SERIES_LOWER)/config
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INC += -I$(TOP)/lib/asf4/$(MCU_SERIES_LOWER)/hri
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INC += -I$(TOP)/lib/asf4/$(MCU_SERIES_LOWER)/hpl/core
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INC += -I$(TOP)/lib/asf4/$(MCU_SERIES_LOWER)/hpl/gclk
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INC += -I$(TOP)/lib/asf4/$(MCU_SERIES_LOWER)/hpl/pm
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INC += -I$(TOP)/lib/asf4/$(MCU_SERIES_LOWER)/hpl/port
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INC += -I$(TOP)/lib/asf4/$(MCU_SERIES_LOWER)/hpl/rtc
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INC += -I$(TOP)/lib/asf4/$(MCU_SERIES_LOWER)/hpl/tc
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INC += -I$(TOP)/lib/asf4/$(MCU_SERIES_LOWER)/include
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INC += -I$(TOP)/lib/asf4/$(MCU_SERIES_LOWER)/include/pio
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INC += -I$(TOP)/lib/tinyusb/src
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INC += -I$(TOP)/shared/tinyusb/
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MAKE_PINS = boards/make-pins.py
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BOARD_PINS = $(BOARD_DIR)/pins.csv
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PREFIX_FILE = boards/pins_prefix.c
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AF_FILE = mcu/$(MCU_SERIES_LOWER)/pin-af-table.csv
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GEN_PINS_SRC = $(BUILD)/pins_$(BOARD).c
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GEN_PINS_HDR = $(HEADER_BUILD)/pins.h
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CFLAGS += $(INC) -Wall -Werror -std=c99 -nostdlib -mthumb $(CFLAGS_MCU) -fsingle-precision-constant -Wdouble-promotion
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CFLAGS += -DMCU_$(MCU_SERIES) -D__$(CMSIS_MCU)__
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CFLAGS += $(CFLAGS_EXTRA)
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# Strip the letter 'K' from MICROPY_HW_CODESIZE for use by C code.
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CFLAGS += -DMICROPY_HW_CODESIZE=$(strip $(subst K,' ', $(MICROPY_HW_CODESIZE)))
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LDFLAGS += -nostdlib $(addprefix -T,$(LD_FILES)) -Map=$@.map --cref
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LDFLAGS += --defsym=_codesize=$(MICROPY_HW_CODESIZE)
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LIBS += $(shell $(CC) $(CFLAGS) -print-libgcc-file-name)
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# Tune for Debugging or Optimization
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CFLAGS += -g # always include debug info in the ELF
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ifeq ($(DEBUG),1)
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CFLAGS += -O0
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else
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CFLAGS += -Os -DNDEBUG
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LDFLAGS += --gc-sections --print-memory-usage
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CFLAGS += -fdata-sections -ffunction-sections
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endif
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# Flags for optional C++ source code
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CXXFLAGS += $(filter-out -std=c99,$(CFLAGS))
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# TODO make this common -- shouldn't be using these "private" vars from py.mk
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ifneq ($(SRC_CXX)$(SRC_USERMOD_CXX)$(SRC_USERMOD_LIB_CXX),)
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LIBSTDCPP_FILE_NAME = "$(shell $(CXX) $(CXXFLAGS) -print-file-name=libstdc++.a)"
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LDFLAGS += -L"$(shell dirname $(LIBSTDCPP_FILE_NAME))"
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endif
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LDFLAGS += --wrap=dcd_event_handler
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MPY_CROSS_FLAGS += -march=$(MPY_CROSS_MCU_ARCH)
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SRC_C += \
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mcu/$(MCU_SERIES_LOWER)/clock_config.c \
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help.c \
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machine_bitstream.c \
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machine_dac.c \
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machine_i2c.c \
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machine_pin.c \
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machine_rtc.c \
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machine_spi.c \
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main.c \
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modsamd.c \
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mphalport.c \
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pendsv.c \
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pin_af.c \
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samd_flash.c \
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samd_isr.c \
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samd_qspiflash.c \
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samd_soc.c \
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samd_spiflash.c \
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usbd.c \
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SHARED_SRC_C += \
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drivers/dht/dht.c \
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shared/runtime/mpirq.c \
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shared/libc/printf.c \
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shared/libc/string0.c \
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shared/readline/readline.c \
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shared/runtime/gchelper_native.c \
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shared/runtime/interrupt_char.c \
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shared/runtime/pyexec.c \
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shared/runtime/softtimer.c \
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shared/runtime/stdout_helpers.c \
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shared/runtime/sys_stdio_mphal.c \
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shared/timeutils/timeutils.c \
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shared/tinyusb/mp_cdc_common.c \
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shared/tinyusb/mp_usbd.c \
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shared/tinyusb/mp_usbd_descriptor.c \
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ASF4_SRC_C += $(addprefix lib/asf4/$(MCU_SERIES_LOWER)/,\
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hal/src/hal_atomic.c \
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hal/src/hal_flash.c \
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hpl/nvmctrl/hpl_nvmctrl.c \
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)
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LIBM_SRC_C += $(SRC_LIB_LIBM_C)
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LIBM_SRC_C += $(SRC_LIB_LIBM_SQRT_SW_C)
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TINYUSB_SRC_C += $(addprefix lib/tinyusb/src/,\
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class/cdc/cdc_device.c \
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common/tusb_fifo.c \
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device/usbd.c \
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device/usbd_control.c \
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portable/microchip/samd/dcd_samd.c \
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tusb.c \
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)
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DRIVERS_SRC_C += \
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drivers/bus/softspi.c \
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# List of sources for qstr extraction
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SRC_QSTR += $(SRC_C) $(SHARED_SRC_C) $(SRC_CXX) $(GEN_PINS_SRC)
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OBJ += $(PY_O)
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OBJ += $(addprefix $(BUILD)/, $(SRC_C:.c=.o))
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OBJ += $(addprefix $(BUILD)/, $(SRC_CXX:.cpp=.o))
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OBJ += $(addprefix $(BUILD)/, $(SRC_S:.s=.o))
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OBJ += $(addprefix $(BUILD)/, $(SHARED_SRC_C:.c=.o))
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OBJ += $(addprefix $(BUILD)/, $(ASF4_SRC_C:.c=.o))
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OBJ += $(addprefix $(BUILD)/, $(LIBM_SRC_C:.c=.o))
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OBJ += $(addprefix $(BUILD)/, $(DRIVERS_SRC_C:.c=.o))
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OBJ += $(addprefix $(BUILD)/, $(TINYUSB_SRC_C:.c=.o))
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OBJ += $(GEN_PINS_SRC:.c=.o)
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all: $(BUILD)/firmware.uf2
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$(BUILD)/firmware.elf: $(OBJ)
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$(ECHO) "LINK $@"
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$(Q)$(LD) $(LDFLAGS) -o $@ $^ $(LIBS)
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$(BUILD)/firmware.bin: $(BUILD)/firmware.elf
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$(Q)$(OBJCOPY) -O binary -j .isr_vector -j .text -j .data $^ $(BUILD)/firmware.bin
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$(BUILD)/firmware.uf2: $(BUILD)/firmware.bin
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$(Q)$(PYTHON) $(UF2CONV) -b $(TEXT0) -c -o $@ $<
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# pin_af.c: $(BUILD)/$(GEN_PIN_AF) | $(HEADER_BUILD)
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# Use a pattern rule here so that make will only call make-pins.py once to make
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# both pins_$(BOARD).c and pins.h
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$(BUILD)/%_$(BOARD).c $(HEADER_BUILD)/%.h: $(BOARD_DIR)/%.csv $(MAKE_PINS) $(AF_FILE) $(PREFIX_FILE) | $(HEADER_BUILD)
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$(ECHO) "GEN $@"
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$(Q)$(PYTHON) $(MAKE_PINS) --board-csv $(BOARD_PINS) --af-csv $(AF_FILE) --prefix $(PREFIX_FILE) \
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--output-source $(GEN_PINS_SRC) --output-header $(GEN_PINS_HDR) \
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--mcu $(MCU_SERIES)
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include $(TOP)/py/mkrules.mk
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