1# 2# Copyright (C) 2006-2010 OpenWrt.org 3# 4# This is free software, licensed under the GNU General Public License v2. 5# See /LICENSE for more information. 6# 7 8JFFS2_BLOCKSIZE = 128k 9 10include $(TOPDIR)/rules.mk 11include $(INCLUDE_DIR)/image.mk 12 13LOADADDR = 0x81000000 # RAM start + 16M 14KERNEL_ENTRY = 0x80100000 15RAMSIZE = 0x00100000 # 1MB 16 17FLASH_KERNEL := 0xBFD00000 18FLASH_FS := 0xBE000000 19 20LOADER_MAKEOPTS= \ 21 KDIR=$(KDIR) \ 22 LOADADDR=$(LOADADDR) \ 23 KERNEL_ENTRY=$(KERNEL_ENTRY) \ 24 RAMSIZE=$(RAMSIZE) 25 26define Build/Clean 27 $(MAKE) -C $(GENERIC_PLATFORM_DIR)/image/lzma-loader $(LOADER_MAKEOPTS) clean 28endef 29 30DROP_SECTIONS := .reginfo .mdebug .comment .note .pdr .options .MIPS.options 31OBJCOPY_SREC := $(TARGET_CROSS)objcopy -S -O srec $(addprefix --remove-section=,$(DROP_SECTIONS)) 32OBJCOPY_BIN := $(TARGET_CROSS)objcopy -S -O binary $(addprefix --remove-section=,$(DROP_SECTIONS)) 33 34define Image/Prepare 35 cat $(KDIR)/vmlinux | $(STAGING_DIR_HOST)/bin/lzma e -si -so -eos -lc1 -lp2 -pb2 > $(KDIR)/vmlinux.lzma 36 37 # Build RAM image 38 $(MAKE) -C $(GENERIC_PLATFORM_DIR)/image/lzma-loader \ 39 $(LOADER_MAKEOPTS) \ 40 clean compile 41 $(OBJCOPY_SREC) $(KDIR)/loader.elf $(KDIR)/kernel.ram.srec 42 43 # Build Flash image 44 $(MAKE) -C $(GENERIC_PLATFORM_DIR)/image/lzma-loader \ 45 $(LOADER_MAKEOPTS) \ 46 IMAGE_COPY=1 \ 47 LOADER_ENTRY=$(FLASH_KERNEL) \ 48 LOADER_TYPE=_flash \ 49 clean compile 50 $(OBJCOPY_SREC) $(KDIR)/loader_flash.elf $(KDIR)/kernel.flash.srec 51 $(OBJCOPY_BIN) $(KDIR)/loader_flash.elf $(KDIR)/kernel.flash.bin 52endef 53 54define Image/Build/Initramfs 55 $(OBJCOPY_SREC) $(KDIR)/vmlinux-initramfs.elf $(BIN_DIR)/$(IMG_PREFIX)-vmlinux-initramfs.srec 56endef 57 58define Image/Build 59 $(SCRIPT_DIR)/srecimage.pl $(KDIR)/root.$(1) $(KDIR)/root.$(1).srec $(FLASH_FS) 60 grep -v S7 $(KDIR)/root.$(1).srec > $(BIN_DIR)/$(IMG_PREFIX)-$(1).srec 61 grep -v S0 $(KDIR)/kernel.flash.srec >> $(BIN_DIR)/$(IMG_PREFIX)-$(1).srec 62 $(INSTALL_BIN) $(KDIR)/kernel.flash.bin $(BIN_DIR)/$(IMG_PREFIX)-vmlinux.bin 63 $(CP) $(KDIR)/root.$(1) $(BIN_DIR)/$(IMG_PREFIX)-$(1).fs 64 $(CP) $(KDIR)/kernel.flash.srec $(BIN_DIR)/$(IMG_PREFIX)-vmlinux-flash.srec 65 $(CP) $(KDIR)/kernel.ram.srec $(BIN_DIR)/$(IMG_PREFIX)-vmlinux-ram.srec 66 $(CP) $(BIN_DIR)/$(IMG_PREFIX)-$(1).fs $(TMP_DIR)/$(IMG_PREFIX)-root.fs 67 tar -C $(BIN_DIR) -cvzf $(BIN_DIR)/$(IMG_PREFIX)-$(1)-sysupgrade.bin \ 68 $(IMG_PREFIX)-vmlinux.bin -C $(TMP_DIR) $(IMG_PREFIX)-root.fs 69ifeq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y) 70 $(call Image/Build/Initramfs) 71endif 72endef 73 74$(eval $(call BuildImage)) 75