# # Copyright (C) 2006 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 include $(INCLUDE_DIR)/kernel.mk LOADADDR = 0x81000000 # RAM start + 16M KERNEL_ENTRY = 0x80101000 RAMSIZE = 0x00100000 # 1MB IMAGE_COPY = 1 LOADER_MAKEOPTS= \ KDIR=$(KDIR) \ LOADADDR=$(LOADADDR) \ KERNEL_ENTRY=$(KERNEL_ENTRY) \ RAMSIZE=$(RAMSIZE) \ IMAGE_COPY=$(IMAGE_COPY) define Build/Clean $(MAKE) -C ../../generic-2.6/image/lzma-loader $(LOADER_MAKEOPTS) clean endef CMDLINE_SIZE=512 CMDLINE_OFFSET=4112 define Image/Prepare echo 'root=/dev/cfa2 ' | \ dd bs=$(CMDLINE_SIZE) count=1 conv=sync | \ dd of=$(LINUX_DIR)/vmlinux bs=$(CMDLINE_OFFSET) conv=notrunc seek=1 $(KERNEL_CROSS)objcopy -O binary -R .reginfo -R .note -R .comment -R .mdebug -S $(LINUX_DIR)/vmlinux $(LINUX_KERNEL) endef define Image/BuildKernel cat $(KDIR)/vmlinux | $(STAGING_DIR)/bin/lzma e -si -so -eos -lc1 -lp2 -pb2 > $(KDIR)/vmlinux.lzma $(MAKE) -C ../generic/lzma-loader $(LOADER_MAKEOPTS) clean compile $(CP) $(KDIR)/loader.elf $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-vmlinux endef PARTITION1=\x80\x01\x01\x00\x27\x01\x20\x7b\x20\x00\x00\x00\xe0\x1e\x00\x00# 4 MB (kernel part) PARTITION2=\x00\x00\x01\x7c\x83\x01\xa0\x64\x00\x1f\x00\x00\x40\x7a\x00\x00# 16 MB (rootfs part) define Image/cmdline/jffs2-64k block2mtd.block2mtd=/dev/cfa2,65536 root=/dev/mtdblock0 rootfstype=jffs2 endef define Image/cmdline/jffs2-128k block2mtd.block2mtd=/dev/cfa2,131072 root=/dev/mtdblock0 rootfstype=jffs2 endef define Image/cmdline/ext2 root=/dev/cfa2 rootfstype=ext2 endef define Image/Build echo '$(strip $(call Image/cmdline/$(1))) ' | \ dd bs=$(CMDLINE_SIZE) count=1 conv=sync | \ dd of=$(LINUX_DIR)/vmlinux bs=$(CMDLINE_OFFSET) conv=notrunc seek=1 ( \ echo -ne OWRT | dd bs=$$$$((0x1be)) conv=sync; \ ( \ echo -ne '$(strip $(PARTITION1))'; \ echo -ne '$(strip $(PARTITION2))'; \ ) | dd bs=$$$$((0x40)) conv=sync; \ echo -ne '\x55\xaa'; \ dd if=/dev/zero bs=$$$$((0x3e00)) conv=sync count=1; \ dd if=$(LINUX_DIR)/vmlinux bs=$$$$((0x3dc000)) conv=sync; \ cat $(KDIR)/root.$(1); \ echo -ne '\xde\xad\xc0\xde'; \ ) > $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-$(1).bin endef $(eval $(call BuildImage))