mirror of
https://github.com/Polprzewodnikowy/SummerCart64.git
synced 2024-12-01 17:44:14 +01:00
51 lines
1.6 KiB
Makefile
51 lines
1.6 KiB
Makefile
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TOOLCHAIN = riscv64-unknown-elf-
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CC = $(TOOLCHAIN)gcc
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OBJCOPY = $(TOOLCHAIN)objcopy
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SIZE = $(TOOLCHAIN)size
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FLAGS = -mabi=ilp32 -march=rv32i
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CFLAGS = -Os -Wall -ffunction-sections -fdata-sections -ffreestanding -MMD -MP
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LDFLAGS = -nostartfiles -Wl,--gc-sections
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SRC_DIR = src
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BUILD_DIR = build
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BOOTLOADER_DIR = ../../fw/rtl/cpu
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SRCS = $(wildcard $(patsubst %, %/*.c, . $(SRC_DIR)))
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OBJS = $(addprefix $(BUILD_DIR)/, $(notdir $(SRCS:.c=.o)))
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DEPS = $(OBJS:.o=.d)
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VPATH = $(SRC_DIR)
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all: make_output_dir $(BOOTLOADER_DIR)/cpu_bootloader.sv $(BUILD_DIR)/controller.rom
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$(BUILD_DIR)/%.o: %.c
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$(CC) $(FLAGS) $(CFLAGS) -c $< -o $@
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$(BUILD_DIR)/uc.elf: $(OBJS) SC64.ld
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$(CC) $(FLAGS) $(LDFLAGS) -TSC64.ld $(OBJS) -o $@
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$(BUILD_DIR)/controller.rom: $(BUILD_DIR)/uc.elf
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$(OBJCOPY) -R .bootloader $(BUILD_DIR)/uc.elf $(BUILD_DIR)/controller.elf
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$(OBJCOPY) -O binary --set-section-flags .bss=alloc,contents $(BUILD_DIR)/controller.elf $(BUILD_DIR)/controller.bin
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python3 tools/bin2rom.py $@ < $(BUILD_DIR)/controller.bin
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@echo 'Size of controller:'
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@$(SIZE) -B build/controller.elf
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$(BOOTLOADER_DIR)/cpu_bootloader.sv: $(BUILD_DIR)/uc.elf
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$(OBJCOPY) -j .bootloader $(BUILD_DIR)/uc.elf $(BUILD_DIR)/bootloader.elf
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$(OBJCOPY) -O binary $(BUILD_DIR)/bootloader.elf $(BUILD_DIR)/bootloader.bin
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python3 tools/bin2sv.py tools/cpu_bootloader_template.sv $@ < $(BUILD_DIR)/bootloader.bin
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@echo 'Size of bootloader:'
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@$(SIZE) -B build/bootloader.elf
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make_output_dir:
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@$(shell mkdir ./$(BUILD_DIR) 2> /dev/null)
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clean:
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rm -rf build
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.PHONY: all make_output_dir clean
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-include $(DEPS)
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