include ../../py/mkenv.mk -include mpconfigport.mk # qstr definitions (must come before including py.mk) QSTR_DEFS = qstrdefsport.h # MicroPython feature configurations MICROPY_ROM_TEXT_COMPRESSION ?= 1 # include py core make definitions include $(TOP)/py/py.mk include $(TOP)/extmod/extmod.mk BOARD ?= mps2-an385 ifeq ($(BOARD),netduino2) CFLAGS += -mthumb -mcpu=cortex-m3 -mfloat-abi=soft CFLAGS += -DQEMU_SOC_STM32 LDSCRIPT = stm32.ld SRC_BOARD_O = shared/runtime/gchelper_native.o shared/runtime/gchelper_thumb2.o MPY_CROSS_FLAGS += -march=armv7m endif ifeq ($(BOARD),microbit) CFLAGS += -mthumb -mcpu=cortex-m0 -mfloat-abi=soft CFLAGS += -DQEMU_SOC_NRF51 LDSCRIPT = nrf51.ld QEMU_EXTRA = -global nrf51-soc.flash-size=1048576 -global nrf51-soc.sram-size=262144 SRC_BOARD_O = shared/runtime/gchelper_native.o shared/runtime/gchelper_thumb1.o MPY_CROSS_FLAGS += -march=armv7m endif ifeq ($(BOARD),mps2-an385) CFLAGS += -mthumb -mcpu=cortex-m3 -mfloat-abi=soft CFLAGS += -DQEMU_SOC_MPS2 LDSCRIPT = mps2.ld SRC_BOARD_O = shared/runtime/gchelper_native.o shared/runtime/gchelper_thumb2.o MPY_CROSS_FLAGS += -march=armv7m endif ifeq ($(BOARD),sabrelite) CFLAGS += -mcpu=cortex-a9 CFLAGS += -DQEMU_SOC_IMX6 LDSCRIPT = imx6.ld QEMU_EXTRA = -m 128M SRC_BOARD_O = shared/runtime/gchelper_generic.o # It's really armv7a but closest supported value is armv6. MPY_CROSS_FLAGS += -march=armv6 endif CROSS_COMPILE ?= arm-none-eabi- INC += -I. INC += -I$(TOP) INC += -I$(BUILD) CFLAGS += $(INC) -Wall -Wpointer-arith -Wdouble-promotion -Wfloat-conversion -Werror -std=gnu99 $(COPT) \ -ffunction-sections -fdata-sections CFLAGS += $(CFLAGS_EXTRA) # Debugging/Optimization ifeq ($(DEBUG), 1) CFLAGS += -g COPT = -O0 else COPT += -Os -DNDEBUG endif ## With CoudeSourcery it's actually a little different, you just need `-T generic-m-hosted.ld`. ## Although for some reason `$(LD)` will not find that linker script, it works with `$(CC)`. ## It turns out that this is specific to CoudeSourcery, and ARM version of GCC ships something ## else instead and according to the following files, this is what we need to pass to `$(CC). ## - gcc-arm-none-eabi-4_8-2014q1/share/gcc-arm-none-eabi/samples/src/makefile.conf ## - gcc-arm-none-eabi-4_8-2014q1/share/gcc-arm-none-eabi/samples/src/qemu/Makefile LDFLAGS= -T $(LDSCRIPT) --gc-sections -Map=$(@:.elf=.map) LIBS = $(shell $(CC) $(CFLAGS) -print-libgcc-file-name) SRC_COMMON_C = \ startup.c \ uart.c \ modmachine.c \ shared/libc/string0.c \ shared/runtime/sys_stdio_mphal.c \ SRC_RUN_C = \ main.c \ SRC_TEST_C = \ test_main.c \ lib/tinytest/tinytest.c \ LIB_SRC_C += $(addprefix lib/,\ libm/math.c \ libm/fmodf.c \ libm/nearbyintf.c \ libm/ef_sqrt.c \ libm/kf_rem_pio2.c \ libm/kf_sin.c \ libm/kf_cos.c \ libm/kf_tan.c \ libm/ef_rem_pio2.c \ libm/sf_sin.c \ libm/sf_cos.c \ libm/sf_tan.c \ libm/sf_frexp.c \ libm/sf_modf.c \ libm/sf_ldexp.c \ libm/asinfacosf.c \ libm/atanf.c \ libm/atan2f.c \ libm/roundf.c \ ) OBJ_COMMON = OBJ_COMMON += $(PY_O) OBJ_COMMON += $(addprefix $(BUILD)/, $(SRC_COMMON_C:.c=.o)) OBJ_COMMON += $(addprefix $(BUILD)/, $(SRC_BOARD_O)) OBJ_COMMON += $(addprefix $(BUILD)/, $(LIB_SRC_C:.c=.o)) OBJ_RUN = OBJ_RUN += $(addprefix $(BUILD)/, $(SRC_RUN_C:.c=.o)) ALL_OBJ_RUN = $(OBJ_COMMON) $(OBJ_RUN) OBJ_TEST = OBJ_TEST += $(addprefix $(BUILD)/, $(SRC_TEST_C:.c=.o)) ALL_OBJ_TEST = $(OBJ_COMMON) $(OBJ_TEST) # All object files, needed to get dependencies correct OBJ = $(OBJ_COMMON) $(OBJ_RUN) $(OBJ_TEST) # List of sources for qstr extraction SRC_QSTR += $(SRC_COMMON_C) $(SRC_RUN_C) $(LIB_SRC_C) all: run run: $(BUILD)/firmware.elf qemu-system-arm -machine $(BOARD) $(QEMU_EXTRA) -nographic -monitor null -semihosting -kernel $< ## `$(LD)` doesn't seem to like `--specs` for some reason, but we can just use `$(CC)` here. $(BUILD)/firmware.elf: $(LDSCRIPT) $(ALL_OBJ_RUN) $(Q)$(LD) $(LDFLAGS) -o $@ $(ALL_OBJ_RUN) $(LIBS) $(Q)$(SIZE) $@ include $(TOP)/py/mkrules.mk