target/linux/olpc/image/Makefile

   1 #
   2 # Copyright (C) 2007 OpenWrt.org
   3 #
   4 # This is free software, licensed under the GNU General Public License v2.
   5 # See /LICENSE for more information.
   6 #
   7 include $(TOPDIR)/rules.mk
   8 include $(INCLUDE_DIR)/image.mk
   9
  10 export PATH=$(TARGET_PATH):/sbin
  11 ROOTPART=$(strip $(subst ",, $(CONFIG_OLPC_BOOTSCRIPT_ROOTPART)))
  12 #"))")) # fix vim's broken syntax highlighting
  13
  14
  15 ifeq ($(CONFIG_OLPC_BOOTSCRIPT_IMAGES),y)
  16   define Image/cmdline/squashfs
  17     block2mtd.block2mtd=$(ROOTPART),65536,rootfs root=/dev/mtdblock0 rootfstype=squashfs init=/etc/preinit
  18   endef
  19
  20   define Image/cmdline/jffs2-64k
  21     block2mtd.block2mtd=$(ROOTPART),65536,rootfs root=/dev/mtdblock0 rootfstype=jffs2 init=/etc/preinit
  22   endef
  23
  24   define Image/cmdline/jffs2-128k
  25     block2mtd.block2mtd=$(ROOTPART),131072,rootfs root=/dev/mtdblock0 rootfstype=jffs2 init=/etc/preinit
  26   endef
  27
  28   define Image/cmdline/ext2
  29     root=$(ROOTPART) rootfstype=ext2 init=/etc/preinit
  30   endef
  31
  32   define Image/Build/bootscript
  33         # left here because the image builder doesnt need these
  34         $(INSTALL_DIR) $(KDIR)/root.bootscript/boot
  35         $(CP) $(KDIR)/bzImage $(KDIR)/root.bootscript/boot/vmlinuz
  36         $(CP) ./olpc.fth $(KDIR)/root.bootscript/boot/olpc.fth
  37         PADDING="$(CONFIG_OLPC_BOOTSCRIPT_IMAGES_PAD)" PATH="$(TARGET_PATH)" ./gen_image.sh $(BIN_DIR)/openwrt-$(BOARD)-$(1).image $(CONFIG_OLPC_BOOTSCRIPT_KERNELPART) $(KDIR)/root.bootscript $(CONFIG_TARGET_ROOTFS_FSPART) $(KDIR)/root.$(1)
  38   endef
  39 endif
  40
  41 define Image/Prepare
  42         cp $(LINUX_DIR)/arch/*86/boot/bzImage $(KDIR)/bzImage
  43         $(call Image/Prepare/bootscript)
  44 endef
  45
  46 define Image/Build/squashfs
  47     $(call prepare_generic_squashfs,$(KDIR)/root.squashfs)
  48 endef
  49
  50 define Image/BuildKernel
  51         $(CP) $(KDIR)/bzImage $(BIN_DIR)/openwrt-$(BOARD)-vmlinuz
  52 endef
  53
  54 define Image/Build
  55         $(call Image/Build/$(1))
  56         $(call Image/Build/bootscript,$(1))
  57         $(CP) $(KDIR)/root.$(1) $(BIN_DIR)/openwrt-$(BOARD)-$(1).fs
  58         $(CP) $(KDIR)/bzImage $(BIN_DIR)/openwrt-$(BOARD)-vmlinuz
  59 endef
  60
  61 $(eval $(call BuildImage))
  62