55 lines
1.3 KiB
Makefile
55 lines
1.3 KiB
Makefile
#
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# MAKEFILE FOR THE MIPS LINUX BOOTLOADER AND ROM DEBUGGER
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#
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# i-data Networks
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#
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# Author: Thomas Horsten <thh@i-data.com>
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#
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ifndef Version
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Version = "$(USER)-test"
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endif
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MKLASATIMG = mklasatimg
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MKLASATIMG_ARCH = mq2,mqpro,sp100,sp200
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KERNEL_IMAGE = $(TOPDIR)/vmlinux
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KERNEL_START = $(shell $(NM) $(KERNEL_IMAGE) | grep " _text" | cut -f1 -d\ )
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KERNEL_ENTRY = $(shell $(NM) $(KERNEL_IMAGE) | grep kernel_entry | cut -f1 -d\ )
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LDSCRIPT= -L$(obj) -Tromscript.normal
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HEAD_DEFINES := -D_kernel_start=0x$(KERNEL_START) \
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-D_kernel_entry=0x$(KERNEL_ENTRY) \
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-D VERSION="\"$(Version)\"" \
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-D TIMESTAMP=$(shell date +%s)
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$(obj)/head.o: $(obj)/head.S $(KERNEL_IMAGE)
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$(CC) -fno-pic $(HEAD_DEFINES) -I$(TOPDIR)/include -c -o $@ $<
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OBJECTS = head.o kImage.o
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rom.sw: $(obj)/rom.sw
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rom.bin: $(obj)/rom.bin
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$(obj)/rom.sw: $(obj)/rom.bin
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$(MKLASATIMG) -o $@ -k $^ -m $(MKLASATIMG_ARCH)
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$(obj)/rom.bin: $(obj)/rom
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$(OBJCOPY) -O binary -S $^ $@
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# Rule to make the bootloader
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$(obj)/rom: $(addprefix $(obj)/,$(OBJECTS))
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$(LD) $(LDFLAGS) $(LDSCRIPT) -o $@ $^
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$(obj)/%.o: $(obj)/%.gz
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$(LD) -r -o $@ -b binary $<
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$(obj)/%.gz: $(obj)/%.bin
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gzip -cf -9 $< > $@
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$(obj)/kImage.bin: $(KERNEL_IMAGE)
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$(OBJCOPY) -O binary -S $^ $@
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clean:
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rm -f rom rom.bin rom.sw kImage.bin kImage.o
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