# This file is part of the MicroPython project, http://micropython.org/ # # The MIT License (MIT) # # Copyright (c) 2019 Dan Halbert for Adafruit Industries # # Permission is hereby granted, free of charge, to any person obtaining a copy # of this software and associated documentation files (the "Software"), to deal # in the Software without restriction, including without limitation the rights # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell # copies of the Software, and to permit persons to whom the Software is # furnished to do so, subject to the following conditions: # # The above copyright notice and this permission notice shall be included in # all copies or substantial portions of the Software. # # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN # THE SOFTWARE. # Select the board to build for. ifeq ($(BOARD),) $(info You must provide a BOARD parameter with 'BOARD=') $(info Possible values are:) $(info $(sort $(subst /.,,$(subst boards/,,$(wildcard boards/*/.))))) $(error BOARD not defined) else ifeq ($(wildcard boards/$(BOARD)/.),) $(error Invalid BOARD specified) endif endif CLI_SD := $(SD) SD_LOWER = $(shell echo $(SD) | tr '[:upper:]' '[:lower:]') # Build directory with SD if it's different from the default. BUILD ?= $(if $(CLI_SD),build-$(BOARD)-$(SD_LOWER),build-$(BOARD)) include ../../py/mkenv.mk # Board-specific include boards/$(BOARD)/mpconfigboard.mk # Port-specific include mpconfigport.mk # CircuitPython-specific include $(TOP)/py/circuitpy_mpconfig.mk # qstr definitions (must come before including py.mk) QSTR_DEFS = qstrdefsport.h # include py core make definitions include $(TOP)/py/py.mk include $(TOP)/supervisor/supervisor.mk # Include make rules and variables common across CircuitPython builds. include $(TOP)/py/circuitpy_defns.mk ifneq ($(SD), ) include bluetooth/bluetooth_common.mk endif FROZEN_MPY_DIR = freeze CROSS_COMPILE = arm-none-eabi- FATFS_DIR = lib/oofatfs INC += -I. INC += -I../.. INC += -I$(BUILD) INC += -I$(BUILD)/genhdr INC += -I./../../lib/cmsis/inc INC += -I./boards/$(BOARD) INC += -I./modules/ubluepy INC += -I./modules/ble INC += -I./nrfx INC += -I./nrfx/hal INC += -I./nrfx/mdk INC += -I./nrfx/drivers/include INC += -I./bluetooth INC += -I./peripherals INC += -I../../lib/mp-readline INC += -I../../lib/tinyusb/src INC += -I../../supervisor/shared/usb #Debugging/Optimization ifeq ($(DEBUG), 1) CFLAGS += -ggdb # You may want to enable these flags to make setting breakpoints easier. # CFLAGS += -fno-inline -fno-ipa-sra else CFLAGS += -Os -DNDEBUG # TODO: Test with -flto ### CFLAGS += -flto endif CFLAGS += $(INC) -Wall -Werror -std=gnu11 -nostdlib $(BASE_CFLAGS) $(CFLAGS_MOD) $(COPT) # Undo some warnings. # nrfx uses undefined preprocessor variables quite casually, so we can't do warning checks for these. CFLAGS += -Wno-undef # nrfx does casts that increase alignment requirements. CFLAGS += -Wno-cast-align NRF_DEFINES += -DCONFIG_GPIO_AS_PINRESET CFLAGS += $(NRF_DEFINES) CFLAGS += \ -mthumb \ -mabi=aapcs-linux \ -mfloat-abi=hard \ -mcpu=cortex-m4 \ -mfpu=fpv4-sp-d16 # TODO: check this CFLAGS += -D__START=main LDFLAGS = $(CFLAGS) -nostartfiles -fshort-enums -Wl,-nostdlib -Wl,-T,$(LD_FILE) -Wl,-Map=$@.map -Wl,-cref -Wl,-gc-sections -specs=nano.specs LIBS := -lgcc -lc LDFLAGS += -mthumb -mcpu=cortex-m4 # Use toolchain libm if we're not using our own. ifndef INTERNAL_LIBM LIBS += -lm endif # TinyUSB defines CFLAGS += -DCFG_TUSB_MCU=OPT_MCU_NRF5X -DCFG_TUD_CDC_RX_BUFSIZE=1024 -DCFG_TUD_CDC_TX_BUFSIZE=1024 -DCFG_TUD_MSC_BUFSIZE=4096 -DCFG_TUD_MIDI_RX_BUFSIZE=128 -DCFG_TUD_MIDI_TX_BUFSIZE=128 SRC_NRFX = $(addprefix nrfx/,\ drivers/src/nrfx_power.c \ drivers/src/nrfx_spim.c \ drivers/src/nrfx_timer.c \ drivers/src/nrfx_twim.c \ drivers/src/nrfx_uarte.c \ drivers/src/nrfx_gpiote.c \ drivers/src/nrfx_rtc.c \ ) ifdef EXTERNAL_FLASH_DEVICES ifeq ($(QSPI_FLASH_FILESYSTEM),1) SRC_NRFX += nrfx/drivers/src/nrfx_qspi.c endif endif SRC_C += \ background.c \ fatfs_port.c \ mphalport.c \ tick.c \ boards/$(BOARD)/board.c \ boards/$(BOARD)/pins.c \ device/$(MCU_VARIANT)/startup_$(MCU_SUB_VARIANT).c \ bluetooth/ble_drv.c \ lib/libc/string0.c \ lib/mp-readline/readline.c \ lib/oofatfs/ff.c \ lib/oofatfs/option/ccsbcs.c \ lib/timeutils/timeutils.c \ lib/utils/buffer_helper.c \ lib/utils/context_manager_helpers.c \ lib/utils/interrupt_char.c \ lib/utils/pyexec.c \ lib/utils/stdout_helpers.c \ lib/utils/sys_stdio_mphal.c \ nrfx/hal/nrf_nvmc.c \ nrfx/mdk/system_$(MCU_SUB_VARIANT).c \ peripherals/nrf/cache.c \ peripherals/nrf/clocks.c \ peripherals/nrf/$(MCU_CHIP)/pins.c \ peripherals/nrf/$(MCU_CHIP)/power.c \ peripherals/nrf/nvm.c \ peripherals/nrf/timers.c \ sd_mutex.c \ supervisor/shared/memory.c # USB source files for nrf52840 ifeq ($(MCU_SUB_VARIANT),nrf52840) SRC_C += \ lib/tinyusb/src/portable/nordic/nrf5x/dcd_nrf5x.c \ lib/tinyusb/src/portable/nordic/nrf5x/hal_nrf5x.c endif SRC_COMMON_HAL_EXPANDED = $(addprefix shared-bindings/, $(SRC_COMMON_HAL)) \ $(addprefix shared-bindings/, $(SRC_BINDINGS_ENUMS)) \ $(addprefix common-hal/, $(SRC_COMMON_HAL)) SRC_SHARED_MODULE_EXPANDED = $(addprefix shared-bindings/, $(SRC_SHARED_MODULE)) \ $(addprefix shared-module/, $(SRC_SHARED_MODULE)) SRC_S = supervisor/cpu.s FROZEN_MPY_PY_FILES := $(shell find -L $(FROZEN_MPY_DIR) -type f -name '*.py') FROZEN_MPY_MPY_FILES := $(addprefix $(BUILD)/,$(FROZEN_MPY_PY_FILES:.py=.mpy)) OBJ += $(PY_O) $(SUPERVISOR_O) $(addprefix $(BUILD)/, $(SRC_C:.c=.o)) OBJ += $(addprefix $(BUILD)/, $(SRC_NRFX:.c=.o)) OBJ += $(addprefix $(BUILD)/, $(SRC_COMMON_HAL_EXPANDED:.c=.o)) OBJ += $(addprefix $(BUILD)/, $(SRC_SHARED_MODULE_EXPANDED:.c=.o)) ifeq ($(INTERNAL_LIBM),1) OBJ += $(addprefix $(BUILD)/, $(SRC_LIBM:.c=.o)) endif OBJ += $(addprefix $(BUILD)/, $(SRC_S:.s=.o)) OBJ += $(addprefix $(BUILD)/, $(SRC_MOD:.c=.o)) $(BUILD)/$(FATFS_DIR)/ff.o: COPT += -Os $(filter $(PY_BUILD)/../extmod/vfs_fat_%.o, $(PY_O)): COPT += -Os # List of sources for qstr extraction SRC_QSTR += $(SRC_C) $(SRC_SUPERVISOR) $(SRC_MOD) $(SRC_COMMON_HAL_EXPANDED) $(SRC_SHARED_MODULE_EXPANDED) # Sources that only hold QSTRs after pre-processing. SRC_QSTR_PREPROCESSOR += all: $(BUILD)/firmware.bin $(BUILD)/firmware.uf2 $(BUILD)/firmware.elf: $(OBJ) $(STEPECHO) "LINK $@" $(Q)$(CC) -o $@ $(LDFLAGS) $^ -Wl,--start-group $(LIBS) -Wl,--end-group $(Q)$(SIZE) $@ | $(PYTHON3) $(TOP)/tools/build_memory_info.py $(LD_FILE) $(BUILD)/firmware.bin: $(BUILD)/firmware.elf $(STEPECHO) "Create $@" $(Q)$(OBJCOPY) -O binary $^ $@ # $(Q)$(OBJCOPY) -O binary -j .vectors -j .text -j .data $^ $@ $(BUILD)/firmware.hex: $(BUILD)/firmware.elf $(STEPECHO) "Create $@" $(Q)$(OBJCOPY) -O ihex $^ $@ # $(Q)$(OBJCOPY) -O ihex -j .vectors -j .text -j .data $^ $@ $(BUILD)/firmware.uf2: $(BUILD)/firmware.hex $(ECHO) "Create $@" $(PYTHON3) $(TOP)/tools/uf2/utils/uf2conv.py -f 0xADA52840 -c -o "$(BUILD)/firmware.uf2" $^ ##################### # Flash with debugger ##################### FLASHER ?= ifeq ($(FLASHER),) # Also update to bootloader settting to validate application and skip checksum ( app valid = 0x0001, crc = 0x0000 ) flash: $(BUILD)/firmware.hex nrfjprog --program $< --sectorerase -f $(MCU_VARIANT) nrfjprog --erasepage $(BOOT_SETTING_ADDR) -f $(MCU_VARIANT) nrfjprog --memwr $(BOOT_SETTING_ADDR) --val 0x00000001 -f $(MCU_VARIANT) nrfjprog --reset -f $(MCU_VARIANT) sd: $(BUILD)/firmware.hex nrfjprog --eraseall -f $(MCU_VARIANT) nrfjprog --program $(SOFTDEV_HEX) -f $(MCU_VARIANT) nrfjprog --program $< --sectorerase -f $(MCU_VARIANT) nrfjprog --reset -f $(MCU_VARIANT) else ifeq ($(FLASHER), pyocd) flash: $(BUILD)/firmware.hex pyocd-flashtool -t $(MCU_VARIANT) $< --sector_erase #pyocd-tool -t $(MCU_VARIANT) erase $(BOOT_SETTING_ADDR) pyocd-tool -t $(MCU_VARIANT) write32 $(BOOT_SETTING_ADDR) 0x00000001 pyocd-tool -t $(MCU_VARIANT) reset sd: $(BUILD)/firmware.hex pyocd-flashtool -t $(MCU_VARIANT) --chip_erase pyocd-flashtool -t $(MCU_VARIANT) $(SOFTDEV_HEX) pyocd-flashtool -t $(MCU_VARIANT) $< --sector_erase pyocd-tool -t $(MCU_VARIANT) reset $(BOOT_SETTING_ADDR) endif ##################### # Flash with DFU ##################### .phony: dfu-gen dfu-flash NRFUTIL = adafruit-nrfutil ifeq ($(MCU_SUB_VARIANT),nrf52840) DFU_TOUCH = --touch 1200 else DFU_TOUCH = endif check_defined = \ $(strip $(foreach 1,$1, \ $(call __check_defined,$1,$(strip $(value 2))))) __check_defined = \ $(if $(value $1),, \ $(error Undefined make flag: $1$(if $2, ($2)))) ## Flash with DFU serial dfu-flash: $(BUILD)/dfu-package.zip @:$(call check_defined, SERIAL, example: SERIAL=/dev/ttyUSB0) $(NRFUTIL) --verbose dfu serial --package $^ -p $(SERIAL) -b 115200 --singlebank $(DFU_TOUCH) ## Create DFU package file dfu-gen: $(BUILD)/dfu-package.zip $(BUILD)/dfu-package.zip: $(BUILD)/firmware.hex $(NRFUTIL) dfu genpkg --sd-req 0xFFFE --dev-type 0x0052 --application $^ $(BUILD)/dfu-package.zip include $(TOP)/py/mkrules.mk # Print out the value of a make variable. # https://stackoverflow.com/questions/16467718/how-to-print-out-a-variable-in-makefile print-%: @echo $* = $($*)