#############################################################
#
# mtd provides jffs2 utilities
#
#############################################################
MTD_SOURCE:=mtd_20050122.orig.tar.gz
MTD_SITE:=$(BR2_DEBIAN_MIRROR)/debian/pool/main/m/mtd
MTD_HOST_DIR := $(TOOL_BUILD_DIR)/mtd_orig
MTD_DIR:=$(BUILD_DIR)/mtd_orig
MTD_CAT:=$(ZCAT)


#############################################################
#
# Build mkfs.jffs2 and sumtool for use on the local host system if
# needed by target/jffs2root.
#
#############################################################
MKFS_JFFS2 := $(MTD_HOST_DIR)/util/mkfs.jffs2
SUMTOOL := $(MTD_HOST_DIR)/util/sumtool

ifneq ($(MTD_SOURCE),)
$(DL_DIR)/$(MTD_SOURCE):
	$(call DOWNLOAD,$(MTD_SITE),$(MTD_SOURCE))
endif

$(MTD_HOST_DIR)/.unpacked: $(DL_DIR)/$(MTD_SOURCE)
	$(MTD_CAT) $(DL_DIR)/$(MTD_SOURCE) | tar -C $(TOOL_BUILD_DIR) $(TAR_OPTIONS) -
	mv $(TOOL_BUILD_DIR)/$(shell tar tzf $(DL_DIR)/$(MTD_SOURCE) | head -n 1 \
		| xargs basename) $(MTD_HOST_DIR)
	toolchain/patch-kernel.sh $(MTD_HOST_DIR) package/mtd/20050122 \*.patch
	touch $@

$(MKFS_JFFS2): $(MTD_HOST_DIR)/.unpacked
	CFLAGS=-I$(LINUX_HEADERS_DIR)/include $(MAKE) CC="$(HOSTCC)" CROSS= \
		LINUXDIR=$(LINUX_DIR) -C $(MTD_HOST_DIR)/util mkfs.jffs2

$(SUMTOOL): $(MTD_HOST_DIR)/.unpacked
	CFLAGS=-I$(LINUX_HEADERS_DIR)/include $(MAKE) CC="$(HOSTCC)" CROSS= \
		LINUXDIR=$(LINUX_DIR) -C $(MTD_HOST_DIR)/util sumtool

mtd-host: $(MKFS_JFFS2) $(SUMTOOL)

mtd-host-source: $(DL_DIR)/$(MTD_SOURCE)

mtd-host-clean:
	-$(MAKE) -C $(MTD_HOST_DIR) clean

mtd-host-dirclean:
	rm -rf $(MTD_HOST_DIR)

#############################################################
#
# build mtd for use on the target system
#
#############################################################
$(MTD_DIR)/.unpacked: $(DL_DIR)/$(MTD_SOURCE)
	$(MTD_CAT) $(DL_DIR)/$(MTD_SOURCE) | tar -C $(BUILD_DIR) $(TAR_OPTIONS) -
	mv $(BUILD_DIR)/$(shell tar tzf $(DL_DIR)/$(MTD_SOURCE) \
		| head -n 1 | xargs basename) $(MTD_DIR)
	toolchain/patch-kernel.sh $(MTD_DIR) \
		package/mtd/20050122 \*.patch
	touch $@

MTD_TARGETS_n :=
MTD_TARGETS_y :=

MTD_TARGETS_$(BR2_PACKAGE_MTD_FLASH_ERASE) += flash_erase
MTD_TARGETS_$(BR2_PACKAGE_MTD_FLASH_ERASEALL) += flash_eraseall
MTD_TARGETS_$(BR2_PACKAGE_MTD_FLASH_INFO) += flash_info
MTD_TARGETS_$(BR2_PACKAGE_MTD_FLASH_LOCK) += flash_lock
MTD_TARGETS_$(BR2_PACKAGE_MTD_FLASH_UNLOCK) += flash_unlock
MTD_TARGETS_$(BR2_PACKAGE_MTD_FLASHCP) += flashcp
MTD_TARGETS_$(BR2_PACKAGE_MTD_MKFSJFFS2) += mkfs.jffs2
MTD_TARGETS_$(BR2_PACKAGE_MTD_MKFSJFFS) += mkfs.jffs
MTD_TARGETS_$(BR2_PACKAGE_MTD_JFFS2DUMP) += jffs2dump
MTD_TARGETS_$(BR2_PACKAGE_MTD_JFFS3DUMP) += jffs3dump
MTD_TARGETS_$(BR2_PACKAGE_MTD_SUMTOOL) += sumtool
MTD_TARGETS_$(BR2_PACKAGE_MTD_FTL_CHECK) += ftl_check
MTD_TARGETS_$(BR2_PACKAGE_MTD_FTL_FORMAT) += ftl_format
MTD_TARGETS_$(BR2_PACKAGE_MTD_NFTLDUMP) += nftldump
MTD_TARGETS_$(BR2_PACKAGE_MTD_NFTL_FORMAT) += nftl_format
MTD_TARGETS_$(BR2_PACKAGE_MTD_NANDDUMP) += nanddump
MTD_TARGETS_$(BR2_PACKAGE_MTD_NANDWRITE) += nandwrite
MTD_TARGETS_$(BR2_PACKAGE_MTD_MTD_DEBUG) += mtd_debug
MTD_TARGETS_$(BR2_PACKAGE_MTD_DOCFDISK) += docfdisk
MTD_TARGETS_$(BR2_PACKAGE_MTD_DOC_LOADBIOS) += doc_loadbios

MTD_BUILD_TARGETS := $(addprefix $(MTD_DIR)/util/, $(MTD_TARGETS_y))

$(MTD_BUILD_TARGETS): $(MTD_DIR)/.unpacked
	$(MAKE) $(TARGET_CONFIGURE_OPTS) \
		CFLAGS+="-I$(MTD_DIR)/include" \
		CFLAGS+="-I$(LINUX_HEADERS_DIR)/include" \
		LDFLAGS="$(TARGET_LDFLAGS)" \
		LINUXDIR=$(LINUX_DIR) -C $(MTD_DIR)/util

MTD_TARGETS := $(addprefix $(TARGET_DIR)/usr/sbin/, $(MTD_TARGETS_y))

$(MTD_TARGETS): $(TARGET_DIR)/usr/sbin/% : $(MTD_DIR)/util/%
	mkdir -p $(TARGET_DIR)/usr/sbin
	cp -f $< $@
	$(STRIPCMD) $@
ifneq ($(BR2_PACKAGE_MTD_FLASHCP),)
	-ln -sf flashcp $(TARGET_DIR)/usr/sbin/fcp
endif
ifneq ($(BR2_PACKAGE_MTD_ERASE),)
	-ln -sf flash_erase $(TARGET_DIR)/usr/sbin/erase
	-ln -sf flash_eraseall $(TARGET_DIR)/usr/sbin/eraseall
endif

mtd: zlib $(MTD_TARGETS)

mtd-source: $(DL_DIR)/$(MTD_SOURCE)

mtd-clean:
	-$(MAKE) -C $(MTD_DIR) clean
ifneq ($(BR2_PACKAGE_MTD_FLASHCP),)
	-rm -f $(MTD_TARGETS) $(TARGET_DIR)/usr/sbin/fcp
endif
ifneq ($(BR2_PACKAGE_MTD_ERASE),)
	-rm -f $(MTD_TARGETS) $(TARGET_DIR)/usr/sbin/erase
	-rm -f $(MTD_TARGETS) $(TARGET_DIR)/usr/sbin/eraseall
endif

mtd-dirclean:
	rm -rf $(MTD_DIR)


#############################################################
#
# Toplevel Makefile options
#
#############################################################
ifeq ($(BR2_PACKAGE_MTD),y)
TARGETS+=mtd
endif