# # Copyright (C) 2006 OpenWrt.org # # This is free software, licensed under the GNU General Public License v2. # See /LICENSE for more information. # include $(INCLUDE_DIR)/prereq.mk include $(INCLUDE_DIR)/kernel.mk include $(INCLUDE_DIR)/host.mk KDIR:=$(BUILD_DIR)/linux-$(KERNEL)-$(BOARD) ifneq ($(CONFIG_BIG_ENDIAN),y) JFFS2OPTS := --pad --little-endian --squash SQUASHFS_OPTS := -le else JFFS2OPTS := --pad --big-endian --squash SQUASHFS_OPTS := -be endif JFFS2_BLOCKSIZE ?= 64k 128k define add_jffs2_mark echo -ne '\xde\xad\xc0\xde' >> $(1) endef # pad to 64k and add jffs2 end-of-filesystem mark # do this twice to make sure that this works with 128k blocksize as well define prepare_generic_squashfs dd if=$(1) of=$(KDIR)/tmpfile.1 bs=64k conv=sync $(call add_jffs2_mark,$(KDIR)/tmpfile.1) dd of=$(1) if=$(KDIR)/tmpfile.1 bs=64k conv=sync $(call add_jffs2_mark,$(1)) endef ifneq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y) ifeq ($(CONFIG_TARGET_ROOTFS_JFFS2),y) define Image/mkfs/jffs2 rm -rf $(BUILD_DIR)/root/jffs $(foreach SZ,$(JFFS2_BLOCKSIZE),\ $(STAGING_DIR)/bin/mkfs.jffs2 $(JFFS2OPTS) -e $(patsubst %k,%KiB,$(SZ)) -o $(KDIR)/root.jffs2-$(SZ) -d $(BUILD_DIR)/root; \ $(call add_jffs2_mark,$(KDIR)/root.jffs2-$(SZ)); \ $(call Image/Build,jffs2-$(SZ)) \ ) endef endif ifeq ($(CONFIG_TARGET_ROOTFS_SQUASHFS),y) define Image/mkfs/squashfs @mkdir -p $(BUILD_DIR)/root/jffs $(STAGING_DIR)/bin/mksquashfs-lzma $(BUILD_DIR)/root $(KDIR)/root.squashfs -nopad -noappend -root-owned $(SQUASHFS_OPTS) $(call Image/Build,squashfs) endef endif ifeq ($(CONFIG_TARGET_ROOTFS_TGZ),y) define Image/mkfs/tgz $(TAR) -zcf $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-rootfs.tgz --owner=root --group=root -C $(BUILD_DIR)/root/ . endef endif else define Image/BuildKernel cp $(KDIR)/vmlinux.elf $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-vmlinux.elf $(call Image/Build/Initramfs) endef endif ifeq ($(CONFIG_TARGET_ROOTFS_EXT2FS),y) E2SIZE=$(shell echo $$(($(CONFIG_TARGET_ROOTFS_FSPART)*1024))) define Image/mkfs/ext2 $(STAGING_DIR)/bin/genext2fs -U -b $(E2SIZE) -I $(CONFIG_TARGET_ROOTFS_MAXINODE) -d $(BUILD_DIR)/root/ $(KDIR)/root.ext2 $(call Image/Build,ext2) endef endif define Image/mkfs/prepare/default find $(BUILD_DIR)/root -type f -not -perm +0100 -not -name 'ssh_host*' | $(XARGS) chmod 0644 find $(BUILD_DIR)/root -type f -perm +0100 | $(XARGS) chmod 0755 find $(BUILD_DIR)/root -type d | $(XARGS) chmod 0755 mkdir -p $(BUILD_DIR)/root/tmp chmod 0777 $(BUILD_DIR)/root/tmp endef define Image/mkfs/prepare $(call Image/mkfs/prepare/default) endef define BuildImage download: prepare: ifneq ($(IB),1) compile: compile-targets $(call Build/Compile) else compile: endif ifneq ($(IB),1) install: compile install-targets $(call Image/Prepare) $(call Image/mkfs/prepare) $(call Image/BuildKernel) $(call Image/mkfs/jffs2) $(call Image/mkfs/squashfs) $(call Image/mkfs/tgz) $(call Image/mkfs/ext2) else install: compile install-targets $(call Image/BuildKernel) $(call Image/mkfs/jffs2) $(call Image/mkfs/squashfs) $(call Image/mkfs/tgz) $(call Image/mkfs/ext2) endif ifneq ($(IB),1) clean: clean-targets $(call Build/Clean) else clean: endif compile-targets: install-targets: clean-targets: endef