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 BOOTOPTS=$(strip $(subst ",, $(CONFIG_OLPC_GRUB_BOOTOPTS)))
  12 ROOTPART=$(strip $(subst ",, $(CONFIG_OLPC_GRUB_ROOTPART)))
  13 #"))")) # fix vim's broken syntax highlighting
  14
  15
  16 ifeq ($(CONFIG_OLPC_GRUB_IMAGES),y)
  17   define Image/cmdline/squashfs
  18     block2mtd.block2mtd=$(ROOTPART),65536,rootfs root=/dev/mtdblock0 rootfstype=squashfs init=/etc/preinit
  19   endef
  20
  21   define Image/cmdline/jffs2-64k
  22     block2mtd.block2mtd=$(ROOTPART),65536,rootfs root=/dev/mtdblock0 rootfstype=jffs2 init=/etc/preinit
  23   endef
  24
  25   define Image/cmdline/jffs2-128k
  26     block2mtd.block2mtd=$(ROOTPART),131072,rootfs root=/dev/mtdblock0 rootfstype=jffs2 init=/etc/preinit
  27   endef
  28
  29   define Image/cmdline/ext2
  30     root=$(ROOTPART) rootfstype=ext2 init=/etc/preinit
  31   endef
  32
  33   define Image/Build/grub
  34         # left here because the image builder doesnt need these
  35         $(INSTALL_DIR) $(KDIR)/root.grub/boot/grub
  36         $(CP) \
  37                 $(KDIR)/*stage* \
  38                 $(KDIR)/root.grub/boot/grub/
  39         $(CP) $(KDIR)/bzImage $(KDIR)/root.grub/boot/vmlinuz
  40         $(CP) ./olpc.fth $(KDIR)/root.grub/boot/olpc.fth
  41         sed \
  42                 -e 's#@CMDLINE@#$(strip $(call Image/cmdline/$(1))) $(BOOTOPTS)#g' \
  43                 -e 's#@BAUDRATE@#$(CONFIG_OLPC_GRUB_BAUDRATE)#g' \
  44                 ./menu.lst > $(KDIR)/root.grub/boot/grub/menu.lst
  45         PADDING="$(CONFIG_OLPC_GRUB_IMAGES_PAD)" PATH="$(TARGET_PATH)" ./gen_image.sh $(BIN_DIR)/openwrt-$(BOARD)-$(1).image $(CONFIG_OLPC_GRUB_KERNELPART) $(KDIR)/root.grub $(CONFIG_TARGET_ROOTFS_FSPART) $(KDIR)/root.$(1)
  46         $(call Image/Build/grub/$(1))
  47   endef
  48 endif
  49
  50 ifeq ($(CONFIG_OLPC_GRUB_IMAGES),y)
  51   define Image/Prepare/grub
  52         # for the image builder
  53         $(CP) \
  54                 $(STAGING_DIR_HOST)/usr/lib/grub/i386-pc/stage1 \
  55                 $(STAGING_DIR_HOST)/usr/lib/grub/i386-pc/stage2 \
  56                 $(STAGING_DIR_HOST)/usr/lib/grub/i386-pc/e2fs_stage1_5 \
  57                 $(KDIR)/
  58   endef
  59 endif
  60
  61 define Image/Prepare
  62         $(CP) $(LINUX_DIR)/arch/i386/boot/bzImage $(KDIR)/bzImage
  63         $(call Image/Prepare/grub)
  64 endef
  65
  66 define Image/Build/squashfs
  67     $(call prepare_generic_squashfs,$(KDIR)/root.squashfs)
  68 endef
  69
  70 define Image/BuildKernel
  71         $(CP) $(KDIR)/bzImage $(BIN_DIR)/openwrt-$(BOARD)-vmlinuz
  72 endef
  73
  74 define Image/Build
  75         $(call Image/Build/$(1))
  76         $(call Image/Build/grub,$(1))
  77         $(CP) $(KDIR)/root.$(1) $(BIN_DIR)/openwrt-$(BOARD)-$(1).fs
  78         $(CP) $(KDIR)/bzImage $(BIN_DIR)/openwrt-$(BOARD)-vmlinuz
  79 endef
  80
  81 $(eval $(call BuildImage))
  82