target/linux/au1000/image/Makefile

   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
   8 JFFS2_BLOCKSIZE = 128k
   9
  10 include $(TOPDIR)/rules.mk
  11 include $(INCLUDE_DIR)/image.mk
  12
  13 LOADADDR = 0x81000000           # RAM start + 16M
  14 KERNEL_ENTRY = 0x80100000
  15 RAMSIZE = 0x00100000            # 1MB
  16
  17 FLASH_KERNEL := 0xBFD00000
  18 FLASH_FS     := 0xBE000000
  19
  20 LOADER_MAKEOPTS= \
  21                 KDIR=$(KDIR) \
  22                 LOADADDR=$(LOADADDR) \
  23                 KERNEL_ENTRY=$(KERNEL_ENTRY) \
  24                 RAMSIZE=$(RAMSIZE)
  25
  26 define Build/Clean
  27         $(MAKE) -C $(GENERIC_PLATFORM_DIR)/image/lzma-loader $(LOADER_MAKEOPTS) clean
  28 endef
  29
  30 DROP_SECTIONS := .reginfo .mdebug .comment .note .pdr .options .MIPS.options
  31 OBJCOPY_SREC := $(TARGET_CROSS)objcopy -S -O srec $(addprefix --remove-section=,$(DROP_SECTIONS))
  32 OBJCOPY_BIN := $(TARGET_CROSS)objcopy -S -O binary $(addprefix --remove-section=,$(DROP_SECTIONS))
  33
  34 define 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
  52 endef
  53
  54 define Image/Build/Initramfs
  55         $(OBJCOPY_SREC) $(KDIR)/vmlinux-initramfs.elf $(BIN_DIR)/$(IMG_PREFIX)-vmlinux-initramfs.srec
  56 endef
  57
  58 define 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) $(IMG_PREFIX)-root.fs
  69 ifeq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y)
  70         $(call Image/Build/Initramfs)
  71 endif
  72 endef
  73
  74 $(eval $(call BuildImage))