circuitpython/nrf5/Makefile

118 lines
2.8 KiB
Makefile

# Select the board to build for: if not given on the command line,
# then default to pca10040.
BOARD ?= pca10040
ifeq ($(wildcard boards/$(BOARD)/.),)
$(error Invalid BOARD specified)
endif
# If SoftDevice is selected, try to use that one.
SD ?= none
SD_LOWER = $(shell echo $(SD) | tr '[:upper:]' '[:lower:]')
# TODO: Verify that it is a valid target.
ifeq ($(SD), none)
# If the build directory is not given, make it reflect the board name.
BUILD ?= build-$(BOARD)
include ../py/mkenv.mk
include boards/$(BOARD)/mpconfigboard.mk
else
# If the build directory is not given, make it reflect the board name.
BUILD ?= build-$(BOARD)-$(SD_LOWER)
include ../py/mkenv.mk
include boards/$(BOARD)/mpconfigboard_$(SD_LOWER).mk
endif
# qstr definitions (must come before including py.mk)
QSTR_DEFS = qstrdefsport.h
# include py core make definitions
include ../py/py.mk
CROSS_COMPILE = arm-none-eabi-
MCU_VARIANT_LOWER = $(shell echo $(MCU_VARIANT) | tr '[:upper:]' '[:lower:]')
INC = -I.
INC += -I..
INC += -I$(BUILD)
INC += -I./device
INC += -I./../lib/cmsis/inc
INC += -I./device
INC += -I./device/$(MCU_VARIANT_LOWER)
INC += -I./hal
INC += -I./hal/$(MCU_VARIANT_LOWER)
INC += -I./drivers
INC += -I../lib/mp-readline
NRF_DEFINES = -D$(MCU_VARIANT)
NRF_DEFINES += -DCONFIG_GPIO_AS_PINRESET
CFLAGS_CORTEX_M = -mthumb -mabi=aapcs -fsingle-precision-constant -Wdouble-promotion
CFLAGS_MCU_m4 = $(CFLAGS_CORTEX_M) -mtune=cortex-m4 -mcpu=cortex-m4 -mfpu=fpv4-sp-d16 -mfloat-abi=hard
CFLAGS_MCU_m0 = $(CFLAGS_CORTEX_M) --short-enums -mtune=cortex-m0 -mcpu=cortex-m0 -mfloat-abi=soft -fno-builtin
CFLAGS += $(CFLAGS_MCU_$(MCU_SERIES))
CFLAGS += $(INC) -Wall -Werror -ansi -std=gnu99 -nostdlib $(COPT) $(NRF_DEFINES)
CFLAGS += -Iboards/$(BOARD)
LDFLAGS = $(CFLAGS)
LDFLAGS += -Xlinker -Map=$(@:.elf=.map)
LDFLAGS += -mthumb -mabi=aapcs -T $(LD_FILE)
#Debugging/Optimization
ifeq ($(DEBUG), 1)
CFLAGS += -O0 -ggdb
LDFLAGS += -O0
else
CFLAGS += -Os -DNDEBUG
LDFLAGS += -Os
endif
LIBS =
SRC_LIB = $(addprefix lib/,\
libc/string0.c \
mp-readline/readline.c \
utils/pyexec.c \
utils/pyhelp.c \
)
SRC_C += \
main.c \
device/$(MCU_VARIANT_LOWER)/system_$(MCU_VARIANT_LOWER).c \
modpyb.c \
led.c \
mphalport.c \
uart.c \
help.c \
gccollect.c \
SRC_S = \
device/$(MCU_VARIANT_LOWER)/startup_$(MCU_VARIANT_LOWER).s \
OBJ = $(PY_O) $(addprefix $(BUILD)/, $(SRC_C:.c=.o) $(SRC_S:.s=.o))
OBJ += $(addprefix $(BUILD)/, $(SRC_LIB:.c=.o))
.phony: all flash
all: $(BUILD)/firmware.elf binary hex
flash: $(BUILD)/firmware.elf
nrfjprog --program $(BUILD)/firmware.hex --sectorerase -f $(MCU_VARIANT_LOWER)
nrfjprog --pinreset -f $(MCU_VARIANT_LOWER)
$(BUILD)/firmware.elf: $(OBJ)
$(ECHO) "LINK $@"
$(Q)$(CC) $(LDFLAGS) -o $@ $(OBJ) $(LIBS)
$(Q)$(SIZE) $@
SRC_QSTR += $(SRC_C) $(SRC_MOD) $(SRC_LIB)
include ../py/mkrules.mk
include mkrules.mk