# Makefile used to build binary images of OpenEZX kernels
#
# If you are currently in the linux kernel toplevel dir,
# you can call this Makefile with:
#   $ make -f path_to/Makefile.OpenEZX
#
# Note that you can set the CROSS_COMPILE and QUILT_PATCHES variable
# in your environment.
#

PHONES = a780 e680 a1200 e6 e2

CROSS_COMPILE ?= /home/wyrm/ezx/dev/cross/bin/arm-angstrom-linux-gnueabi-
QUILT_PATCHES ?= patches

LV ?= ezxdev	# replace LOCALVERSION string
J ?= 2		# simultaneous jobs
SIG ?= 0	# BOOL sign md5sums file

DATE = $(shell date +%Y%m%d)
DEPLOY_SERVER ?= people.openezx.org
DEPLOY_DIR ?= public_html/images/$(DATE)/

all: $(foreach p, $(PHONES), zImage-$(p) modules-$(p).tar.gz)

zImages: $(foreach p, $(PHONES), zImage-$(p))

modules: $(foreach p, $(PHONES), modules-$(p).tar.gz)

config: $(foreach p, $(PHONES), config-$(p))

config-%: $(QUILT_PATCHES)/defconfig-%
	cp $<  .config
	make ARCH=arm oldconfig
	cp .config $<

deploy: release
	ssh $(DEPLOY_SERVER) \
		mkdir -p $(DEPLOY_DIR)
	scp ezxrelease-$(DATE).tar $(DEPLOY_SERVER):$(DEPLOY_DIR)
	ssh $(DEPLOY_SERVER) \
		cd $(DEPLOY_DIR)\; \
		tar -xf ezxrelease-$(DATE).tar\; \
		rm -f ezxrelease-$(DATE).tar

release: $(foreach p, $(PHONES), tag-$(p))
	cp md5sums.tmp md5sums
	test "$(SIG)" = "1" && \
		cat md5sums.tmp | gpg --clearsign > md5sums \
	; echo
	tar -rf ezxrelease.tar md5sums
	rm -f md5sums.tmp md5sums
	mv ezxrelease.tar ezxrelease-$(DATE).tar

tag-%: zImage-% modules-%.tar.gz
	p=$(patsubst tag-%,%,$@) && \
	tag=$(shell cat include/config/kernel.release)-$(DATE) && \
	mv zImage-$$p zImage-$$tag-$$p && \
	mv modules-$$p.tar.gz modules-$$tag-$$p.tar.gz && \
	tar -rf ezxrelease.tar zImage-$$tag-$$p modules-$$tag-$$p.tar.gz && \
	md5sum zImage-$$tag-$$p modules-$$tag-$$p.tar.gz >> md5sums.tmp && \
	rm -f zImage-$$tag-$$p modules-$$tag-$$p.tar.gz

zImage-%: $(QUILT_PATCHES)/defconfig-%
	cat $< | sed 's/LOCALVERSION=".*"$$/LOCALVERSION="-$(LV)"/' > .config
	make -j$(J) ARCH=arm CROSS_COMPILE=$(CROSS_COMPILE) zImage
	mv arch/arm/boot/zImage $@

modules-%.tar.gz: $(QUILT_PATCHES)/defconfig-%
	cat $< | sed 's/LOCALVERSION=".*"$$/LOCALVERSION="-$(LV)"/' > .config
	-find . -name "*.ko" -print0 | xargs -r0 rm
	mkdir -p Makefile.OpenEZX-tmp/$@
	make -j$(J) ARCH=arm CROSS_COMPILE=$(CROSS_COMPILE) modules
	make -j1 ARCH=arm CROSS_COMPILE=$(CROSS_COMPILE) \
		INSTALL_MOD_PATH=Makefile.OpenEZX-tmp/$@ modules_install
	tar -C Makefile.OpenEZX-tmp/$@ -czf $@ .
	rm -rf Makefile.OpenEZX-tmp/