Support building jffs2 filesystems. Update top level (27bc59d4) · Commits · Dom Sekotill / buildroot

Makefile

+20 −0

Original line number	Diff line number	Diff line
		@@ -32,6 +32,7 @@ TARGETS=
		# What sortof target system shall we compile this for?
		ARCH:=i386
		#ARCH:=arm
		#ARCH:=powerpc
		#ARCH:=whatever

		# enable to build a native gcc toolchain with uclibc support
		@@ -53,6 +54,16 @@ BUILD_WITH_LARGEFILE:=true
		# Command used to download source code
		WGET:=wget --passive-ftp

		# Optimize toolchain for which type of CPU?
		#OPTIMIZE_FOR_CPU:=i486
		#OPTIMIZE_FOR_CPU:=strongarm
		#OPTIMIZE_FOR_CPU:=whatever
		OPTIMIZE_FOR_CPU:=$(ARCH)

		# Any additional gcc options you may want to include....
		#EXTRA_GCC_CONFIG_OPTIONS:=--without-float
		EXTRA_GCC_CONFIG_OPTIONS:=

		#############################################################
		#
		# The list of stuff to build for the target filesystem
		@@ -95,6 +106,14 @@ TARGETS+=busybox tinylogin
		# Pick your root filesystem type.
		TARGETS+=ext2root

		# Must mount cramfs with 'ramdisk_blocksize=4096'
		#TARGETS+=cramfsroot

		# You may need to edit make/jffs2root.mk to change target
		# endian-ness or similar, but this is sufficient for most
		# things as-is...
		#TARGETS+=jffs2root

		#############################################################
		#
		# You should probably leave this stuff alone unless you know
		@@ -116,6 +135,7 @@ TARGET_PATH:=$(STAGING_DIR)/bin:$(STAGING_DIR)/usr/bin:/bin:/sbin:/usr/bin:/usr/
		STRIP:=$(TARGET_CROSS)strip --remove-section=.comment --remove-section=.note
		#STRIP:=/bin/true
		IMAGE:=$(BASE_DIR)/root_fs
		GNU_TARGET_NAME:=$(OPTIMIZE_FOR_CPU)-pc-linux-gnu
		ifneq ($(strip $(ARCH)),i386)
		CROSS:=$(ARCH)-linux-
		endif

0 → 100644

+49 −0

Original line number	Diff line number	Diff line
		#############################################################
		#
		# mtd provides us with mkfs.jffs2, to target JFFS2 filesystems
		#
		#############################################################

		MTD_DIR:=$(BUILD_DIR)/mtd-20011217
		MTD_SOURCE=mtd_20011217.orig.tar.gz
		MTD_SITE=http://ftp.debian.org/debian/pool/main/m/mtd
		MKFS_JFFS2=$(shell which mkfs.jffs2 \|\| echo $(MTD_DIR)/util/mkfs.jffs2)

		$(DL_DIR)/$(MTD_SOURCE):
		$(WGET) -P $(DL_DIR) $(MTD_SITE)/$(MTD_SOURCE)

		$(MTD_DIR)/.unpacked: $(DL_DIR)/$(MTD_SOURCE)
		zcat $(DL_DIR)/$(MTD_SOURCE) \| tar -C $(BUILD_DIR) -xvf -
		touch $(MTD_DIR)/.unpacked

		$(MTD_DIR)/util/mkfs.jffs2: $(MTD_DIR)/.unpacked
		CFLAGS=-I$(LINUX_DIR)/include $(MAKE) LINUXDIR=$(LINUX_DIR) -C $(MTD_DIR)/util

		mtd: $(MKFS_JFFS2)


		#############################################################
		#
		# Build the jffs2 root filesystem image
		#
		#############################################################

		jffs2root: jffs2
		-@find $(TARGET_DIR)/lib -type f -name \.so\ \| xargs $(STRIP) --strip-unneeded 2>/dev/null \|\| true;
		-@find $(TARGET_DIR) -type f -perm +111 \| xargs $(STRIP) 2>/dev/null \|\| true;
		@rm -rf $(TARGET_DIR)/usr/man
		@rm -rf $(TARGET_DIR)/usr/info
		$(MKFS_JFFS2) --pad --little-endian --squash -e 0x20000 \
		-D $(SOURCE_DIR)/device_table.txt -d $(TARGET_DIR) \
		-o $(IMAGE)

		jffs2root-source: $(DL_DIR)/$(GENEXT2_SOURCE)

		jffs2root-clean:
		-make -C $(GENEXT2_DIR) clean

		jffs2root-dirclean:
		rm -rf $(GENEXT2_DIR)