Fix: on board

Makefile

@@ -38,7 +38,7 @@ OBJS := $(SRCS:%=%.o)
 
 .PHONY: all build clean clean_target run kernel debug gdb
 
-all:
+all: $(CPIO)
 	$(MAKE) build TARGET_DIR=./kernel TARGET=kernel8
 	$(MAKE) build TARGET_DIR=./bootloader TARGET=bootloader