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# To specify cross compiler prefix, use CROSS_PREFIX=
# $ make CROSS_PREFIX=x86_64-linux-gnu-
.PHONY: all clean
all: a-b-bootblock.h
a-b-bootblock.h: x86.bootsect
echo "$$__note" > header.tmp
xxd -i $< | sed -e 's/.*int.*//' >> header.tmp
mv header.tmp $@
x86.bootsect: x86.boot
dd if=$< of=$@ bs=256 count=2 skip=124
x86.boot: x86.o
$(CROSS_PREFIX)objcopy -O binary $< $@
x86.o: a-b-bootblock.S
$(CROSS_PREFIX)gcc -m32 -march=i486 -c $< -o $@
clean:
@rm -rf *.boot *.o *.bootsect
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