2022-11-18 12:30:28 -05:00
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# This file is part of the MicroPython project, http://micropython.org/
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#
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# The MIT License (MIT)
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#
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# SPDX-FileCopyrightText: Copyright (c) 2020 Scott Shawcroft for Adafruit Industries
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#
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documentation files (the "Software"), to deal
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# in the Software without restriction, including without limitation the rights
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# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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# copies of the Software, and to permit persons to whom the Software is
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# furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included in
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# all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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# THE SOFTWARE.
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2021-08-04 19:27:54 -04:00
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2022-11-18 12:30:28 -05:00
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include ../../py/circuitpy_mkenv.mk
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2021-08-04 19:27:54 -04:00
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2021-12-30 21:29:59 -05:00
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ifeq ($(CHIP_VARIANT), "bcm2711")
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CFLAGS += -mcpu=cortex-a72 -DBCM_VERSION=2711
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CROSS_COMPILE = aarch64-none-elf-
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SUFFIX = 8
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else ifeq ($(CHIP_VARIANT), "bcm2837")
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CFLAGS += -mcpu=cortex-a53 -DBCM_VERSION=2837
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CROSS_COMPILE = aarch64-none-elf-
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SUFFIX = 8
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else ifeq ($(CHIP_VARIANT), "bcm2835")
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CFLAGS += -mcpu=arm1176jzf-s -DBCM_VERSION=2835
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CROSS_COMPILE = arm-none-eabi-
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SUFFIX =
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# TODO add 32-bit support for Cortex-A7 in 2836
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endif
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INC += -I. \
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-I../.. \
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-I../../lib/mp-readline \
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-I../../lib/timeutils \
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-I../../lib/sdmmc/include \
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-Iboards/$(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/$(BOARD)/pins.c \
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background.c \
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common-hal/videocore/Framebuffer.c \
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fatfs_port.c \
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mphalport.c \
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lib/sdmmc/sdmmc_cmd.c \
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lib/sdmmc/sdmmc_common.c \
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lib/sdmmc/sdmmc_init.c \
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lib/sdmmc/sdmmc_io.c \
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lib/sdmmc/sdmmc_mmc.c \
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lib/sdmmc/sdmmc_sd.c \
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lib/tinyusb/src/portable/synopsys/dwc2/dcd_dwc2.c \
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peripherals/broadcom/caches.c \
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peripherals/broadcom/gen/interrupt_handlers.c \
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2021-12-01 19:14:37 -05:00
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peripherals/broadcom/gen/pins.c \
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peripherals/broadcom/gpio.c \
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peripherals/broadcom/interrupts.c \
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peripherals/broadcom/mmu.c \
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peripherals/broadcom/vcmailbox.c
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SRC_S = peripherals/broadcom/boot$(SUFFIX).s
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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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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)/, $(SRC_MOD:.c=.o))
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# BCM CLFAGS
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2022-05-31 15:18:05 -04:00
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CFLAGS += -nostartfiles -DMICROPY_HW_MCU_NAME="\"$(CHIP_VARIANT)\""
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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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2021-12-30 21:29:59 -05:00
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LDFLAGS += $(CFLAGS) -T peripherals/broadcom/link$(SUFFIX).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: $(BUILD)/firmware.kernel$(SUFFIX).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)/kernel$(SUFFIX).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)/kernel$(SUFFIX).img: $(BUILD)/kernel$(SUFFIX).elf
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$(STEPECHO) "Create $@"
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$(OBJCOPY) -O binary $(BUILD)/kernel$(SUFFIX).elf $@
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$(BUILD)/firmware.kernel$(SUFFIX).img: $(BUILD)/kernel$(SUFFIX).img
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$(STEPECHO) "Create $@"
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$(CP) $^ $@
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$(BUILD)/firmware.disk.img.zip: $(BUILD)/kernel$(SUFFIX).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 $(BUILD)/circuitpython-disk.img
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2021-12-03 16:15:24 -05:00
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$(Q)mcopy -i $(BUILD)/circuitpython-disk.img@@1M config.txt firmware/bootcode.bin firmware/fixup* firmware/start* firmware/*.dtb ::
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$(Q)mcopy -i $(BUILD)/circuitpython-disk.img@@1M $(BUILD)/kernel$(SUFFIX).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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