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54 lines
1.1 KiB
54 lines
1.1 KiB
PLATFORM ?= murax
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RISCV_ARCH ?= rv32im
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RISCV_ABI ?= ilp32
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RISCV_CMODEL ?= medany
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RISCV_ARCHFLAGS += -march=$(RISCV_ARCH)
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RISCV_ARCHFLAGS += -mabi=$(RISCV_ABI)
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RISCV_ARCHFLAGS += -mcmodel=$(RISCV_CMODEL)
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CFLAGS += -Os -Wall -Wextra
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CFLAGS += $(RISCV_ARCHFLAGS)
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CFLAGS += -fstrict-volatile-bitfields
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CFLAGS += --specs=nosys.specs
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ifeq ($(PLATFORM),murax)
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CFLAGS += -DVEXRISCV_VOLATILE
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endif
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ifeq ($(PLATFORM),pqvexriscvup5k)
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CFLAGS += -DVEXRISCV_VOLATILE -DVEXRISCV_RWMTVEC
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endif
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ifeq ($(PLATFORM),pqvexriscvicoboard)
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CFLAGS += -DVEXRISCV_VOLATILE -DVEXRISCV_RWMTVEC
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endif
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ifeq ($(PLATFORM),pqvexriscvsim)
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CFLAGS += -DVEXRISCV_RWMTVEC
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endif
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ifeq ($(PLATFORM),pqvexriscvsimhuge)
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CFLAGS += -DVEXRISCV_RWMTVEC
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endif
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CROSS_PREFIX ?= riscv64-unknown-elf
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CC = $(CROSS_PREFIX)-gcc
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AR = $(CROSS_PREFIX)-ar
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SRCS = init.c start.s
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OBJS = $(PLATFORM)_init.o $(PLATFORM)_start.o
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TARGET = lib$(PLATFORM)bsp.a
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all: $(TARGET)
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$(TARGET): $(OBJS)
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$(AR) rcs $@ $^
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$(PLATFORM)_%.o: %.c
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$(CC) $(CFLAGS) -c -o $@ $<
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$(PLATFORM)_%.o: %.S
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$(CC) $(CFLAGS) -c -o $@ $<
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clean:
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rm -rf $(OBJS) $(TARGET)
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