180 lines
5.5 KiB
Makefile
180 lines
5.5 KiB
Makefile
# Select the board to build for.
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BOARD=raspberrypi_pi4
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ifeq ($(BOARD),)
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$(error You must provide a BOARD parameter)
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else
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ifeq ($(wildcard boards/$(BOARD)/.),)
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$(error Invalid BOARD specified)
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endif
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endif
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# If the build directory is not given, make it reflect the board name.
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BUILD ?= build-$(BOARD)
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include ../../py/mkenv.mk
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# Board-specific
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include boards/$(BOARD)/mpconfigboard.mk
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# Port-specific
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include mpconfigport.mk
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# CircuitPython-specific
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include $(TOP)/py/circuitpy_mpconfig.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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# include py core make definitions
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include $(TOP)/py/py.mk
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include $(TOP)/supervisor/supervisor.mk
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# Include make rules and variables common across CircuitPython builds.
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include $(TOP)/py/circuitpy_defns.mk
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HAL_DIR=hal/$(MCU_SERIES)
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INC += -I. \
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-I../.. \
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-I../../lib/mp-readline \
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-I../../lib/timeutils \
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-I../../lib/sdmmc/include \
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-Iboards/$(BOARD) \
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-Iboards/ \
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-Iperipherals/ \
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-I../../lib/tinyusb/src \
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-I../../supervisor/shared/usb \
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-I$(BUILD)
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SRC_C += bindings/videocore/__init__.c \
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bindings/videocore/Framebuffer.c \
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boards/$(BOARD)/board.c \
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boards/$(BOARD)/pins.c \
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background.c \
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common-hal/videocore/Framebuffer.c \
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fatfs_port.c \
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mphalport.c \
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lib/sdmmc/sdmmc_cmd.c \
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lib/sdmmc/sdmmc_common.c \
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lib/sdmmc/sdmmc_init.c \
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lib/sdmmc/sdmmc_io.c \
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lib/sdmmc/sdmmc_mmc.c \
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lib/sdmmc/sdmmc_sd.c \
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lib/tinyusb/src/portable/synopsys/dwc2/dcd_dwc2.c \
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peripherals/broadcom/caches.c \
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peripherals/broadcom/gen/interrupt_handlers.c \
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peripherals/broadcom/gpio.c \
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peripherals/broadcom/interrupts.c \
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peripherals/broadcom/mmu.c \
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peripherals/broadcom/vcmailbox.c
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SRC_COMMON_HAL_EXPANDED = $(addprefix shared-bindings/, $(SRC_COMMON_HAL)) \
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$(addprefix shared-bindings/, $(SRC_BINDINGS_ENUMS)) \
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$(addprefix common-hal/, $(SRC_COMMON_HAL))
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SRC_SHARED_MODULE_EXPANDED = $(addprefix shared-bindings/, $(SRC_SHARED_MODULE)) \
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$(addprefix shared-module/, $(SRC_SHARED_MODULE)) \
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$(addprefix shared-module/, $(SRC_SHARED_MODULE_INTERNAL))
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# There may be duplicates between SRC_COMMON_HAL_EXPANDED and SRC_SHARED_MODULE_EXPANDED,
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# because a few modules have files both in common-hal/ and shared-modules/.
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# Doing a $(sort ...) removes duplicates as part of sorting.
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SRC_COMMON_HAL_SHARED_MODULE_EXPANDED = $(sort $(SRC_COMMON_HAL_EXPANDED) $(SRC_SHARED_MODULE_EXPANDED))
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SRC_S = peripherals/broadcom/boot.s
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OBJ = $(PY_O) $(SUPERVISOR_O) $(addprefix $(BUILD)/, $(SRC_C:.c=.o))
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OBJ += $(addprefix $(BUILD)/, $(SRC_COMMON_HAL_SHARED_MODULE_EXPANDED:.c=.o))
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ifeq ($(INTERNAL_LIBM),1)
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OBJ += $(addprefix $(BUILD)/, $(SRC_LIBM:.c=.o))
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endif
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OBJ += $(addprefix $(BUILD)/, $(SRC_CIRCUITPY_COMMON:.c=.o))
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OBJ += $(addprefix $(BUILD)/, $(SRC_S:.s=.o))
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OBJ += $(addprefix $(BUILD)/, $(SRC_MOD:.c=.o))
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# BCM CLFAGS
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CFLAGS += -ffreestanding -nostartfiles -DMICROPY_HW_MCU_NAME="\"$(CHIP_VARIANT)\""
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ifeq ($(CHIP_VARIANT), "bcm2711")
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CFLAGS += -mcpu=cortex-a72 -DBCM_VERSION=2711
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CROSS_COMPILE = aarch64-none-elf-
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else
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CFLAGS += -mcpu=cortex-a53 -DBCM_VERSION=2837
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CROSS_COMPILE = aarch64-none-elf-
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# TODO add 32-bit support for Cortex-A7 and ARM1176
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endif
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OPTIMIZATION_FLAGS ?= -O3
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CFLAGS += $(OPTIMIZATION_FLAGS)
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# TinyUSB defines
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CFLAGS += -DCFG_TUSB_MCU=OPT_MCU_BCM2711 -DCFG_TUD_MIDI_RX_BUFSIZE=512 \
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-DCFG_TUD_CDC_RX_BUFSIZE=512 -DCFG_TUD_MIDI_TX_BUFSIZE=512 \
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-DCFG_TUD_CDC_TX_BUFSIZE=512 -DCFG_TUD_MSC_BUFSIZE=1024
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#Debugging/Optimization
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ifeq ($(DEBUG), 1)
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CFLAGS += -ggdb3 -Og
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# No LTO because we may place some functions in RAM instead of flash.
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else
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CFLAGS += -DNDEBUG -ggdb3
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# No LTO because we may place some functions in RAM instead of flash.
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ifdef CFLAGS_BOARD
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CFLAGS += $(CFLAGS_BOARD)
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endif
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endif
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CFLAGS += $(INC) -Wall -Werror -std=gnu11 $(BASE_CFLAGS) $(CFLAGS_MOD) $(COPT) $(DISABLE_WARNINGS)
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SRC_QSTR += $(SRC_C) $(SRC_SUPERVISOR) $(SRC_COMMON_HAL_EXPANDED) $(SRC_SHARED_MODULE_EXPANDED)
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LDFLAGS += $(CFLAGS) -T peripherals/broadcom/link.ld -Wl,--gc-sections -Wl,-Map=$@.map # -Wl,--cref
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# Use toolchain libm if we're not using our own.
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ifndef INTERNAL_LIBM
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LIBS += -lm
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endif
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all: $(BUILD)/firmware.kernel8.img $(BUILD)/firmware.disk.img.zip
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%.o: %.c
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$(CC) $(CFLAGS) -c $< -o $@
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$(BUILD)/kernel8.elf: $(OBJ)
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$(STEPECHO) "LINK $@"
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$(Q)echo $(OBJ) > $(BUILD)/firmware.objs
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$(Q)$(CC) -o $@ $(LDFLAGS) @$(BUILD)/firmware.objs -Wl,--start-group $(LIBS) -Wl,--end-group
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$(BUILD)/kernel8.img: $(BUILD)/kernel8.elf
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$(STEPECHO) "Create $@"
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$(OBJCOPY) -O binary $(BUILD)/kernel8.elf $@
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$(BUILD)/firmware.kernel8.img: $(BUILD)/kernel8.img
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$(STEPECHO) "Create $@"
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$(CP) $^ $@
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$(BUILD)/firmware.disk.img.zip: $(BUILD)/kernel8.img
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$(STEPECHO) "Create $@"
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$(Q)dd if=/dev/zero of=$(BUILD)/circuitpython-disk.img bs=1 count=0 seek=256M
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$(Q)parted -s $(BUILD)/circuitpython-disk.img mktable msdos
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$(Q)parted -s $(BUILD)/circuitpython-disk.img mkpart primary fat32 0% 100%
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$(Q)mkfs.fat -F 32 -n BOOT --offset=2048 $(BUILD)/circuitpython-disk.img
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$(Q)mcopy -i $(BUILD)/circuitpython-disk.img@@1M config.txt firmware/bootcode.bin firmware/fixup* firmware/start* ::
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$(Q)mcopy -i $(BUILD)/circuitpython-disk.img@@1M $(BUILD)/kernel8.img ::
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$(Q)zip $@ $(BUILD)/circuitpython-disk.img
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$(Q)rm $(BUILD)/circuitpython-disk.img
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include $(TOP)/py/mkrules.mk
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# Print out the value of a make variable.
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# https://stackoverflow.com/questions/16467718/how-to-print-out-a-variable-in-makefile
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print-%:
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@echo $* = $($*)
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