--- /dev/null
+#
+# lwk/arch/x86_64/boot/compressed/Makefile
+#
+# create a compressed vmlwk image from the original vmlwk
+#
+# Note all the files here are compiled/linked as 32bit executables.
+#
+
+targets := vmlwk vmlwk.bin vmlwk.bin.gz head.o misc.o piggy.o
+EXTRA_AFLAGS := -traditional
+
+# cannot use EXTRA_CFLAGS because base CFLAGS contains -mkernel which conflicts with
+# -m32
+CFLAGS := -m64 -D__KERNEL__ -Iinclude -O2 -fno-strict-aliasing -fPIC -mcmodel=small -fno-builtin
+LDFLAGS := -m elf_x86_64
+
+LDFLAGS_vmlwk := -T
+$(obj)/vmlwk: $(src)/vmlwk.lds $(obj)/head.o $(obj)/misc.o $(obj)/piggy.o FORCE
+ $(call if_changed,ld)
+ @:
+
+$(obj)/vmlwk.bin: vmlwk FORCE
+ $(call if_changed,objcopy)
+
+$(obj)/vmlwk.bin.gz: $(obj)/vmlwk.bin FORCE
+ $(call if_changed,gzip)
+
+LDFLAGS_piggy.o := -r --format binary --oformat elf64-x86-64 -T
+
+$(obj)/piggy.o: $(obj)/vmlwk.scr $(obj)/vmlwk.bin.gz FORCE
+ $(call if_changed,ld)
