#
#	Makefile -- Build instructions for SnapGear/LITE[+]
#

ROMFSIMG = $(IMAGEDIR)/romfs.img
IMAGE    = $(IMAGEDIR)/image.bin
IMAGEZ   = $(IMAGEDIR)/imagez.bin
ELFIMAGE = $(IMAGEDIR)/image.elf

DIRS = 

ROMFS_DIRS = \
	bin \
	dev dev/flash \
	etc etc/config etc/default \
	home home/httpd home/httpd/cgi-bin \
	lib \
	mnt \
	proc \
	usr \
	var 

#
# This *must* be left here of the unit won't upgrade.  They also get
# compressed because we can.
#
RAM_FILES = \
	bin/flashw \
	bin/init \
	bin/netflash \
	bin/reboot \
	bin/sh

#
# This files are compressed in the file system...
#
ZFLAT_FILES = \
	bin/expand \
	bin/ping \
	bin/pppoe-up \
	bin/tip 

DEVICES = \
	tty,c,5,0	cua0,c,5,64	cua1,c,5,65 \
	mem,c,1,1	kmem,c,1,2	null,c,1,3 \
	\
	ram0,b,1,0	ram1,b,1,1 \
	\
	ptyp0,c,2,0	ptyp1,c,2,1	ptyp2,c,2,2	ptyp3,c,2,3 \
	ptyp4,c,2,4	ptyp5,c,2,5	ptyp6,c,2,6	ptyp7,c,2,7 \
	ptyp8,c,2,8	ptyp9,c,2,9	ptypa,c,2,10	ptypb,c,2,11 \
	ptypc,c,2,12	ptypd,c,2,13	ptype,c,2,14	ptypf,c,2,15 \
	\
	ptyq0,c,2,16	ptyq1,c,2,17	ptyq2,c,2,18	ptyq3,c,2,19 \
	ptyq4,c,2,20	ptyq5,c,2,21	ptyq6,c,2,22	ptyq7,c,2,23 \
	ptyq8,c,2,24	ptyq9,c,2,25	ptyqa,c,2,26	ptyqb,c,2,27 \
	ptyqc,c,2,28	ptyqd,c,2,29	ptyqe,c,2,30	ptyqf,c,2,31 \
	\
	tty0,c,4,0	tty1,c,4,1	tty2,c,4,2	tty3,c,4,3 \
	ttyS0,c,4,64	ttyS1,c,4,65 \
	\
	ttyp0,c,3,0	ttyp1,c,3,1	ttyp2,c,3,2	ttyp3,c,3,3 \
	ttyp4,c,3,4	ttyp5,c,3,5	ttyp6,c,3,6	ttyp7,c,3,7 \
	ttyp8,c,3,8	ttyp9,c,3,9	ttypa,c,3,10	ttypb,c,3,11 \
	ttypc,c,3,12	ttypd,c,3,13	ttype,c,3,14	ttypf,c,3,15 \
	\
	ttyq0,c,2,16	ttyq1,c,2,17	ttyq2,c,2,18	ttyq3,c,2,19 \
	ttyq4,c,2,20	ttyq5,c,2,21	ttyq6,c,2,22	ttyq7,c,2,23 \
	ttyq8,c,2,24	ttyq9,c,2,25	ttyqa,c,2,26	ttyqb,c,2,27 \
	ttyqc,c,2,28	ttyqd,c,2,29	ttyqe,c,2,30	ttyqf,c,2,31 \
	\
	zero,c,1,5	random,c,1,8	urandom,c,1,9 \
	\
	ipsec,c,36,10 \
	ledman,c,126,0 \
	ppp,c,108,0

ifdef CONFIG_BLK_DEV_BLKMEM

	DEVICES += \
		rom0,b,31,0	rom1,b,31,1	rom2,b,31,2	rom3,b,31,3 \
		rom4,b,31,4	rom5,b,31,5	rom6,b,31,6	rom7,b,31,7 \
		rom8,b,31,8	rom9,b,31,9

	FLASH_DEVICES = \
		config,b,31,5 \
		image,b,31,4 \
		bootarg,b,31,2 \
		ethmac,b,31,3 \
		boot,b,31,1 \
		all,b,31,6

else
	DEVICES += \
		mtd0,c,90,0	mtdr0,c,90,1	mtdblock0,b,31,0 \
		mtd1,c,90,2	mtdr1,c,90,3	mtdblock1,b,31,1 \
		mtd2,c,90,4	mtdr2,c,90,5	mtdblock2,b,31,2 \
		mtd3,c,90,6	mtdr3,c,90,7	mtdblock3,b,31,3 \
		mtd4,c,90,8	mtdr4,c,90,9	mtdblock4,b,31,4 \
		mtd5,c,90,10	mtdr5,c,90,11	mtdblock5,b,31,5 \
		mtd6,c,90,12	mtdr6,c,90,13	mtdblock6,b,31,6

	FLASH_DEVICES = \
		boot,c,90,0 \
		bootarg,c,90,2 \
		ethmac,c,90,4 \
		config,c,90,6 \
		spare,c,90,8 \
		image,c,90,10 \
		all,c,90,12
endif

ifdef CONFIG_DEFAULTS_KERNEL_2_0
	DEVICES += console,c,4,0
else
	DEVICES += console,c,5,1
endif

all:
	dirs=$(DIRS) ; \
	for i in $$dirs ; do  make -C $$i || exit $? ; done

clean:
	-dirs=$(DIRS) ; \
	for i in $$dirs; do [ ! -d $$i ] || make -C $$i clean; done

romfs:
	[ -d $(ROMFSDIR)/$$i ] || mkdir -p $(ROMFSDIR)
	for i in $(ROMFS_DIRS); do \
		[ -d $(ROMFSDIR)/$$i ] || mkdir -p $(ROMFSDIR)/$$i; \
	done
	for i in $(DEVICES); do \
		touch $(ROMFSDIR)/dev/@$$i; \
	done
	# these permissions are needed for openpty and family to work
	# on non-ptmx ptys
	chmod 620 $(ROMFSDIR)/dev/@[pt]ty[pqrsPQRS][0-9a-f],*
	for i in $(FLASH_DEVICES); do \
		touch $(ROMFSDIR)/dev/flash/@$$i; \
	done
	dirs=$(DIRS) ; for i in $$dirs; do make -C $$i romfs || exit $? ; done
	$(ROMFSINST) -s /var/tmp /tmp
	$(ROMFSINST) ../../SecureEdge/romfs /

	$(ROMFSINST) -p 755 ../../SecureEdge/romfs/etc/default/ip-down \
	/etc/default/ip-down
	$(ROMFSINST) -p 755 ../../SecureEdge/romfs/etc/default/ip-up \
	/etc/default/ip-up
	$(ROMFSINST) -p 755 ../../SecureEdge/romfs/etc/default/ip-dhcpcd-change \
	/etc/default/dhcpcd-change

	$(ROMFSINST) /etc/rc
	$(ROMFSINST) /etc/inittab
	echo "$(VERSIONSTR) -- " `date` > $(ROMFSDIR)/etc/version

image:
	[ -d $(IMAGEDIR) ] || mkdir -p $(IMAGEDIR)
	flthdr -d $(ROMFSDIR)/bin/*
	flthdr -d $(ROMFSDIR)/lib/lib[0-9].so
	for i in $(RAM_FILES) ; do \
		[ ! -f $(ROMFSDIR)/$$i ] || $(CROSS)flthdr -r -z $(ROMFSDIR)/$$i ; \
	done
	for i in $(ZFLAT_FILES) ; do \
		[ ! -f $(ROMFSDIR)/$$i ] || $(CROSS)flthdr -z $(ROMFSDIR)/$$i ; \
	done
	genromfs -v -V "ROMdisk" -f $(ROMFSIMG) -d $(ROMFSDIR)
	$(CROSS)objcopy -O binary $(ROOTDIR)/$(LINUXDIR)/linux \
			$(IMAGEDIR)/linux.bin
	gzip -9 < $(IMAGEDIR)/linux.bin | dd conv=sync ibs=4 > $(IMAGEDIR)/linuxz.bin
	@case "$(LINUXDIR)" in \
	XXXXX*2.4.*XXXXX) \
		echo "Building gzip imagez.bin"; \
		cat $(IMAGEDIR)/linuxz.bin $(ROMFSIMG) | gzip -9 > $(IMAGEZ); \
		;;\
	*) \
		echo "Building normal imagez.bin"; \
		cat $(IMAGEDIR)/linuxz.bin $(ROMFSIMG) > $(IMAGEZ); \
		;;\
	esac
	echo -ne "\000" >> $(IMAGEZ)
	echo -n $(VERSIONPKG) >> $(IMAGEZ)
	echo -ne "\000" >> $(IMAGEZ)
	echo -n $(CONFIG_VENDOR) >> $(IMAGEZ)
	echo -ne "\000" >> $(IMAGEZ)
	echo -n $(CONFIG_PRODUCT) >> $(IMAGEZ)
	$(ROOTDIR)/tools/cksum -b -o 2 $(IMAGEZ) >> $(IMAGEZ)
	[ -n "$(NO_BUILD_INTO_TFTPBOOT)" ] || cp $(IMAGEZ) /tftpboot
	BSS=`$(CROSS)objdump --headers $(ROOTDIR)/$(LINUXDIR)/linux | \
	  grep .bss` ; \
	ADDR=`set -- $${BSS} ; echo 0x$${4}` ; \
	$(CROSS)objcopy --add-section=.romfs=$(ROMFSIMG) \
	  --adjust-section-vma=.romfs=$${ADDR} --no-adjust-warnings \
	  --set-section-flags=.romfs=alloc,load,data   \
	  $(ROOTDIR)/$(LINUXDIR)/linux $(ELFIMAGE) 2> /dev/null

vendor_flash:
	$(ROOTDIR)/bin/make_flash