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#
# Copyright (C) 2007 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
#
include $(TOPDIR)/rules.mk
include $(INCLUDE_DIR)/image.mk
export PATH=$(TARGET_PATH):/sbin
BOOTOPTS=$(strip $(subst ",, $(CONFIG_OLPC_GRUB_BOOTOPTS)))
ROOTPART=$(strip $(subst ",, $(CONFIG_OLPC_GRUB_ROOTPART)))
#"))")) # fix vim's broken syntax highlighting
ifeq ($(CONFIG_OLPC_GRUB_IMAGES),y)
define Image/cmdline/squashfs
block2mtd.block2mtd=$(ROOTPART),65536,rootfs root=/dev/mtdblock0 rootfstype=squashfs init=/etc/preinit
endef
define Image/cmdline/jffs2-64k
block2mtd.block2mtd=$(ROOTPART),65536,rootfs root=/dev/mtdblock0 rootfstype=jffs2 init=/etc/preinit
endef
define Image/cmdline/jffs2-128k
block2mtd.block2mtd=$(ROOTPART),131072,rootfs root=/dev/mtdblock0 rootfstype=jffs2 init=/etc/preinit
endef
define Image/cmdline/ext2
root=$(ROOTPART) rootfstype=ext2 init=/etc/preinit
endef
define Image/Build/grub
# left here because the image builder doesnt need these
$(INSTALL_DIR) $(KDIR)/root.grub/boot/grub
$(CP) \
$(KDIR)/*stage* \
$(KDIR)/root.grub/boot/grub/
$(CP) $(KDIR)/bzImage $(KDIR)/root.grub/boot/vmlinuz
$(CP) ./olpc.fth $(KDIR)/root.grub/boot/olpc.fth
sed \
-e 's#@CMDLINE@#$(strip $(call Image/cmdline/$(1))) $(BOOTOPTS)#g' \
-e 's#@BAUDRATE@#$(CONFIG_OLPC_GRUB_BAUDRATE)#g' \
./menu.lst > $(KDIR)/root.grub/boot/grub/menu.lst
PADDING="$(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)
$(call Image/Build/grub/$(1))
endef
endif
ifeq ($(CONFIG_OLPC_GRUB_IMAGES),y)
define Image/Prepare/grub
# for the image builder
$(CP) \
$(STAGING_DIR_HOST)/usr/lib/grub/i386-pc/stage1 \
$(STAGING_DIR_HOST)/usr/lib/grub/i386-pc/stage2 \
$(STAGING_DIR_HOST)/usr/lib/grub/i386-pc/e2fs_stage1_5 \
$(KDIR)/
endef
endif
define Image/Prepare
$(CP) $(LINUX_DIR)/arch/i386/boot/bzImage $(KDIR)/bzImage
$(call Image/Prepare/grub)
endef
define Image/Build/squashfs
$(call prepare_generic_squashfs,$(KDIR)/root.squashfs)
endef
define Image/BuildKernel
$(CP) $(KDIR)/bzImage $(BIN_DIR)/openwrt-$(BOARD)-vmlinuz
endef
define Image/Build
$(call Image/Build/$(1))
$(call Image/Build/grub,$(1))
$(CP) $(KDIR)/root.$(1) $(BIN_DIR)/openwrt-$(BOARD)-$(1).fs
$(CP) $(KDIR)/bzImage $(BIN_DIR)/openwrt-$(BOARD)-vmlinuz
endef
$(eval $(call BuildImage))
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