VERSION = 2
PATCHLEVEL = 6

lastword = $(word $(words $(1)),$(1))
makedir := $(dir $(call lastword,$(MAKEFILE_LIST)))

MYDIR := $(shell basename $(CURDIR))
MYSRC := $(shell cd ../../../$(MYDIR); pwd)

ARCH=powerpc
CROSS_COMPILE=powerpc-linux-gnu-

MAKEARGS := -C $(MYSRC)
MAKEARGS += O=$(if $(patsubst /%,,$(makedir)),$(CURDIR)/)$(patsubst %/,%,$(makedir))
MAKEARGS += ARCH=$(ARCH) CROSS_COMPILE=$(CROSS_COMPILE)
MAKEFLAGS += --no-print-directory

.PHONY: all $(MAKECMDGOALS)

all	:= $(filter-out all Makefile install,$(MAKECMDGOALS))

TFTPHOST=glab
TFTPBOOT=/var/lib/tftpboot/ryu
KERNELRELEASE = $(shell cat include/config/kernel.release 2> /dev/null)
install: all
	scp arch/powerpc/boot/shark-ryu.dtb $(TFTPHOST):$(TFTPBOOT); \
	scp arch/powerpc/boot/uImage $(TFTPHOST):$(TFTPBOOT)/uImage-$(KERNELRELEASE); \
	ssh $(TFTPHOST) ln -svf uImage-$(KERNELRELEASE) $(TFTPBOOT)/uImage

all:
ifneq ($(MAKECMDGOALS),install)
	$(MAKE) $(MAKEARGS) $(all)
	$(MAKE) $(MAKEARGS) shark-ryu.dtb DTS_FLAGS="-S65536"
endif

Makefile:;

$(all) %/: all
	@: