53 lines
1.6 KiB
Makefile
53 lines
1.6 KiB
Makefile
XLEN ?= 32
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TOOLDIR ?= /opt
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ifeq ($(XLEN),64)
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RISCV_TOOLCHAIN_PATH ?= $(TOOLDIR)/riscv64-gnu-toolchain
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CFLAGS += -march=rv64imafd -mabi=lp64d
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else
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RISCV_TOOLCHAIN_PATH ?= $(TOOLDIR)/riscv-gnu-toolchain
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CFLAGS += -march=rv32imaf -mabi=ilp32f
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endif
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RISCV_PREFIX ?= riscv$(XLEN)-unknown-elf
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VORTEX_RT_PATH ?= $(realpath ../../../../../kernel)
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BIN2COE_PATH ?= ../../../../../../bin2coe
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CC = $(RISCV_TOOLCHAIN_PATH)/bin/$(RISCV_PREFIX)-gcc
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AR = $(RISCV_TOOLCHAIN_PATH)/bin/$(RISCV_PREFIX)-gcc-ar
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DP = $(RISCV_TOOLCHAIN_PATH)/bin/$(RISCV_PREFIX)-objdump
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CP = $(RISCV_TOOLCHAIN_PATH)/bin/$(RISCV_PREFIX)-objcopy
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CFLAGS += -O3 -Wstack-usage=1024 -ffreestanding -nostartfiles -fdata-sections -ffunction-sections
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CFLAGS += -I$(VORTEX_RT_PATH)/include -I$(VORTEX_RT_PATH)/../hw
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LDFLAGS += -lm -Wl,-Bstatic,-T,$(VORTEX_RT_PATH)/linker/vx_link$(XLEN).ld,--defsym=STARTUP_ADDR=0x80000000
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PROJECT = kernel
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SRCS = main.c start.S
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all: $(PROJECT).elf $(PROJECT).hex $(PROJECT).bin $(PROJECT).dump $(PROJECT).bin.coe
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$(PROJECT).dump: $(PROJECT).elf
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$(DP) -D $(PROJECT).elf > $(PROJECT).dump
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$(PROJECT).hex: $(PROJECT).elf
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$(CP) -O ihex $(PROJECT).elf $(PROJECT).hex
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$(PROJECT).bin: $(PROJECT).elf
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$(CP) -O binary $(PROJECT).elf $(PROJECT).bin
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$(PROJECT).bin.coe: $(PROJECT).bin
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$(BIN2COE_PATH)/bin2coe $(PROJECT).bin --out=$(PROJECT).bin.coe --binary=$(PROJECT).bin --data=$(PROJECT).dat --binaddr=8192 --depth=16384 --wordsize=64
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$(PROJECT).elf: $(SRCS)
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$(CC) $(CFLAGS) $(SRCS) $(LDFLAGS) -o $(PROJECT).elf
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.depend: $(SRCS)
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$(CC) $(CFLAGS) -MM $^ > .depend;
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clean:
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rm -rf *.bin *.elf *.hex *.dump *.coe .depend
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