# 
# Copyright (C) 2006 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
#
include $(TOPDIR)/rules.mk
include $(INCLUDE_DIR)/image.mk

define Image/Prepare
	$(CP) $(LINUX_DIR)/arch/x86/boot/bzImage $(KDIR)/bzImage
endef

define trxalign/jffs2-128k
bs=128k
endef
define trxalign/jffs2-64k
bs=64k
endef
define trxalign/squashfs
bs=1024
endef

define Image/Build/ar525w
	touch $(BIN_DIR)/openwrt-$(BOARD)-$(1)-$(2).img
	touch $(BIN_DIR)/openwrt-$(BOARD)-$(1)-$(2)-web.img
	dd if=$(KDIR)/root.$(1) of=$(KDIR)/root.tmp $(call trxalign/$(1)) conv=sync
	mv $(KDIR)/root.tmp $(KDIR)/root.$(1)
	$(STAGING_DIR_HOST)/bin/airlink -b 1 -j $(shell bash -c 'echo $$[$(3)]') $(KDIR)/bzImage $(KDIR)/root.$(1) $(BIN_DIR)/openwrt-$(BOARD)-$(1)-$(2).img
	$(STAGING_DIR_HOST)/bin/airlink -e -b 1 -j $(shell bash -c 'echo $$[$(3)]') $(KDIR)/bzImage $(KDIR)/root.$(1) $(BIN_DIR)/openwrt-$(BOARD)-$(1)-$(2)-web.img
endef

define Image/Build/wl153
	ls -l $(KDIR)/bzImage | sed -r 's/^[^[:blank:]]+[[:blank:]]+[^[:blank:]]+[[:blank:]]+[^[:blank:]]+[[:blank:]]+[^[:blank:]]+[[:blank:]]+([^[:blank:]]+).+$$$$/\1/' | xargs printf '%.8x' > $(KDIR)/bzSize
	gzip -9c $(KDIR)/root.$(1) > $(KDIR)/root.$(1).gz
	ls -l $(KDIR)/root.$(1).gz | sed -r 's/^[^[:blank:]]+[[:blank:]]+[^[:blank:]]+[[:blank:]]+[^[:blank:]]+[[:blank:]]+[^[:blank:]]+[[:blank:]]+([^[:blank:]]+).+$$$$/\1/' | xargs printf '%.8x' > $(KDIR)/rdSize
	echo -ne "\x$$$$(cut -c 7,8 < $(KDIR)/bzSize)\x$$$$(cut -c 5,6 < $(KDIR)/bzSize)\x$$$$(cut -c 3,4 < $(KDIR)/bzSize)\x$$$$(cut -c 1,2 < $(KDIR)/bzSize)" > $(KDIR)/bzSize.tmp
	echo -n 'CSYS' > $(BIN_DIR)/openwrt-$(BOARD)-$(1)-$(2).img
	cat $(KDIR)/bzSize.tmp >> $(BIN_DIR)/openwrt-$(BOARD)-$(1)-$(2).img
	echo -ne "\x$$$$(cut -c 7,8 < $(KDIR)/rdSize)\x$$$$(cut -c 5,6 < $(KDIR)/rdSize)\x$$$$(cut -c 3,4 < $(KDIR)/rdSize)\x$$$$(cut -c 1,2 < $(KDIR)/rdSize)WRRM" >> $(BIN_DIR)/openwrt-$(BOARD)-$(1)-$(2).img
	cat $(KDIR)/bzSize.tmp $(KDIR)/bzImage $(KDIR)/root.$(1).gz >> $(BIN_DIR)/openwrt-$(BOARD)-$(1)-$(2).img
	$(RM) $(KDIR)/bzSize.tmp $(KDIR)/bzSize $(KDIR)/rdSize
	if [ `ls -l $(BIN_DIR)/openwrt-$(BOARD)-$(1)-$(2).img | sed -r 's/^[^[:blank:]]+[[:blank:]]+[^[:blank:]]+[[:blank:]]+[^[:blank:]]+[[:blank:]]+[^[:blank:]]+[[:blank:]]+([^[:blank:]]+).+$$$$/\1/'` -gt $$$$((0xffff0000-0xffe08000)) ]; then mv $(BIN_DIR)/openwrt-$(BOARD)-$(1)-$(2).img $(BIN_DIR)/openwrt-$(BOARD)-$(1)-$(2).img.too_big; echo "#ERR image too big"; fi 
endef

define Image/Build/dir450
	touch $(BIN_DIR)/openwrt-$(BOARD)-$(1)-$(2).img
	dd if=$(KDIR)/root.$(1) of=$(KDIR)/root.tmp $(call trxalign/$(1)) conv=sync
	mv $(KDIR)/root.tmp $(KDIR)/root.$(1)
	$(CP) $(KDIR)/root.$(1) $(BIN_DIR)/onlyrootfs-$(BOARD)-$(1)-$(2).img
endef

define Image/Build/g570s
	mv $(KDIR)/root.$(1) $(KDIR)/root.tmp
	dd of=$(KDIR)/root.$(1) if=$(KDIR)/root.tmp $(call trxalign/$(1)) conv=sync
	$(CP) $(KDIR)/bzImage $(BIN_DIR)/openwrt-tftp-$(BOARD)-$(1)-$(2).img
	dd of=$(BIN_DIR)/openwrt-tftp-$(BOARD)-$(1)-$(2).img if=/dev/null bs=1024 seek=1024
	cat $(KDIR)/root.$(1) >> $(BIN_DIR)/openwrt-tftp-$(BOARD)-$(1)-$(2).img
	if [ ! -x $(STAGING_DIR_HOST)/bin/zyxel_combine ]; then echo "#ERR Please copy the ZyXEL \"combine\" tool as $(STAGING_DIR_HOST)/bin/zyxel_combine to build."; fi
	sh -c "mkdir $(KDIR)/zyxel.tmp && cd $(KDIR)/zyxel.tmp && mv ../root.tmp initrd.bin && cp ../bzImage kernel.bin && $(STAGING_DIR_HOST)/bin/zyxel_combine -mcf kernel.bin initrd.bin && mv image $(BIN_DIR)/openwrt-$(BOARD)-$(1)-$(2).rmt" || :
	$(RM) -r $(KDIR)/zyxel.tmp
endef

define Image/Build/amit
	if [ ! -x $(STAGING_DIR_HOST)/bin/amit_makebin ]; then echo "#ERR Please copy the AMIT \"makebin\" tool from http://mgb111.pradnik.net/ as $(STAGING_DIR_HOST)/bin/amit_makebin to build."; fi
	sh -c "mkdir -p $(KDIR)/amit.tmp/linux_src/arch/i386/boot $(KDIR)/amit.tmp/rom_disk && cd $(KDIR)/amit.tmp && ln -s ../../root.$(1) rom_disk/fs.img && ln -s ../../../../../bzImage linux_src/arch/i386/boot && $(STAGING_DIR_HOST)/bin/amit_makebin && mv upgrade.img $(BIN_DIR)/openwrt-$(BOARD)-$(1)-anas350.bin" || :
	$(RM) -r $(KDIR)/amit.tmp
	$(STAGING_DIR_HOST)/bin/makeamitbin -o $(BIN_DIR)/openwrt-$(BOARD)-$(1)-ar360w3g.bin -1 ALK_ATG001 -2 Atropos linux3g $(KDIR)/bzImage ramdisk3g $(KDIR)/root.$(1)
endef

define Image/Build/Initramfs
	$(CP) $(KDIR)/bzImage $(BIN_DIR)/openwrt-$(BOARD)-ramfs.bzImage
endef

define Image/Build
	$(CP) $(KDIR)/bzImage $(BIN_DIR)/openwrt-$(BOARD).bzImage
	$(call Image/Build/$(PROFILE),$(1),$(PROFILE),$(patsubst jffs2-%k,%,$(1)))
ifeq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y)
	$(call Image/Build/Initramfs)
endif
endef

$(eval $(call BuildImage))