litex/software/bios/Makefile

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Makefile
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M2DIR=../..
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include $(M2DIR)/software/common.mak
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OBJECTS=crt0.o isr.o sdram.o main.o microudp.o tftp.o boot-helper.o boot.o dataflow.o
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all: bios.bin
# pull in dependency info for *existing* .o files
-include $(OBJECTS:.o=.d)
%.bin: %.elf
$(MAKE) -C $(M2DIR)/tools
$(OBJCOPY) -O binary $< $@
chmod -x $@
$(M2DIR)/tools/mkmmimg $@ write
bios.elf: linker.ld $(OBJECTS) libs
bios-rescue.elf: linker-rescue.ld $(OBJECTS) libs
%.elf:
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$(LD) $(LDFLAGS) -T $< -N -o $@ $(OBJECTS) \
-L$(M2DIR)/software/libbase \
-L$(M2DIR)/software/libcompiler-rt \
-lbase -lcompiler-rt
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chmod -x $@
%.o: %.c
$(compile-dep)
%.o: %.S
$(assemble)
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libs:
make -C $(M2DIR)/software/libcompiler-rt
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make -C $(M2DIR)/software/libbase
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flash: bios.bin
m1nor bios.bin
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clean:
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rm -f $(OBJECTS) $(OBJECTS:.o=.ts) $(OBJECTS:.o=.d) bios.elf bios.bin bios-rescue.elf bios-rescue.bin .*~ *~
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.PHONY: clean libs flash