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#
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# This is main Makefile, which uses MicroPython build system, but
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# Zephyr arch-specific toolchain (setup by Zephyr's Makefile.toolchain.*).
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# Unfortunately, it's currently not possible to get target (as in: specific
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# board to run on) specific compile-time options from Zephyr, so these must
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# be set (duplicated) in this Makefile. Currently, these configured for
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# ARM Cortex-M3. This Makefile builds MicroPython as a library, and then
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# calls recursively Makefile.zephyr to build complete application using
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# Zephyr build system.
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#
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BOARD ?= qemu_x86
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# Zephyr 1.5.0
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#OUTDIR_PREFIX =
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# Zephyr 1.6.0
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OUTDIR_PREFIX = $(BOARD)
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Z_DOTCONFIG = outdir/$(OUTDIR_PREFIX)/.config
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DQUOTE = "
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# "
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include $(Z_DOTCONFIG)
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override ARCH = $(subst $(DQUOTE),,$(CONFIG_ARCH))
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# Zephyr toolchain config is 2-pass, so included twice
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include $(ZEPHYR_BASE)/scripts/Makefile.toolchain.$(ZEPHYR_GCC_VARIANT)
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include $(ZEPHYR_BASE)/scripts/Makefile.toolchain.$(ZEPHYR_GCC_VARIANT)
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CFLAGS_arm = -mthumb -mcpu=cortex-m3 -mabi=aapcs
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CFLAGS_x86 = -fno-asynchronous-unwind-tables -ffreestanding -fno-stack-protector \
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-fno-omit-frame-pointer -mpreferred-stack-boundary=2 -mno-sse -march=pentium
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CFLAGS_TARGET = $(CFLAGS_$(ARCH))
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include ../py/mkenv.mk
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include ../py/py.mk
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INC += -I.
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INC += -I..
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INC += -I$(BUILD)
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INC += -I$(ZEPHYR_BASE)/include -I$(ZEPHYR_BASE) \
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-Ioutdir/$(OUTDIR_PREFIX)/misc/generated/sysgen \
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-I$(dir $(Z_AUTOCONF_H))
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SRC_C = main.c \
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uart_core.c \
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lib/utils/stdout_helpers.c \
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lib/utils/printf.c \
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lib/utils/pyexec.c \
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lib/mp-readline/readline.c \
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$(SRC_MOD)
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OBJ = $(PY_O) $(addprefix $(BUILD)/, $(SRC_C:.c=.o))
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COPT = -Os -DNDEBUG -fdata-sections -ffunction-sections
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CFLAGS = -std=gnu99 $(TOOLCHAIN_CFLAGS) $(INC) $(CFLAGS_MOD) $(COPT) $(CFLAGS_TARGET)
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include ../py/mkrules.mk
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$(Z_DOTCONFIG):
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$(MAKE) -f Makefile.zephyr BOARD=$(BOARD) initconfig
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all: $(LIBMICROPYTHON)
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$(MAKE) -f Makefile.zephyr BOARD=$(BOARD)
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qemu: all
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$(MAKE) -f Makefile.zephyr qemu BOARD=$(BOARD)
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Z_AUTOCONF_H = outdir/$(OUTDIR_PREFIX)/include/generated/autoconf.h
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$(LIBMICROPYTHON): $(Z_AUTOCONF_H)
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build/genhdr/qstr.i.last: $(Z_AUTOCONF_H)
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$(Z_AUTOCONF_H):
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rm -f $(LIBMICROPYTHON)
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-$(MAKE) -f Makefile.zephyr BOARD=$(BOARD)
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# Clean Zephyr things too
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CLEAN_EXTRA = outdir
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