# To specify cross compiler prefix, use CROSS_PREFIX=
#   $ make CROSS_PREFIX=x86_64-linux-gnu-

override define __note
/* This file is automatically generated from
 * tests/migration/x86-a-b-bootblock.S, edit that and then run
 * tests/migration/rebuild-x86-bootblock.sh to update,
 * and then remember to send both in your patch submission.
 */
endef
export __note

.PHONY: all clean
all: x86-a-b-bootblock.h

x86-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: x86-a-b-bootblock.S
	$(CROSS_PREFIX)gcc -m32 -march=i486 -c $< -o $@

clean:
	@rm -rf *.boot *.o *.bootsect