target/linux/ramips/image/Makefile

   1 #
   2 # Copyright (C) 2008-2010 OpenWrt.org
   3 #
   4 # This is free software, licensed under the GNU General Public License v2.
   5 # See /LICENSE for more information.
   6 #
   7 include $(TOPDIR)/rules.mk
   8 include $(INCLUDE_DIR)/image.mk
   9
  10 IMGNAME:=$(BIN_DIR)/openwrt-$(BOARD)
  11
  12 define imgname
  13 $(IMGNAME)-$(2)-$(patsubst jffs2-%,jffs2,$(patsubst squashfs-%,squashfs,$(1)))
  14 endef
  15
  16 VMLINUX:=$(IMGNAME)-vmlinux
  17 UIMAGE:=$(IMGNAME)-uImage
  18 ifeq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y)
  19         VMLINUX:=$(IMGNAME)-vmlinux-initramfs
  20         UIMAGE:=$(IMGNAME)-uImage-initramfs
  21 endif
  22
  23 ifeq ($(CONFIG_RALINK_RT305X),y)
  24 define kernel_entry
  25 -a 0x80000000 -e 0x80000000
  26 endef
  27 else
  28 define kernel_entry
  29 -a 0x88000000 -e 0x88000000
  30 endef
  31 endif
  32
  33 define CompressLzma
  34   $(STAGING_DIR_HOST)/bin/lzma e $(1) -lc1 -lp2 -pb2 $(2)
  35 endef
  36
  37 define PatchKernelLzma
  38         cp $(KDIR)/vmlinux $(KDIR)/vmlinux-$(1)
  39         $(STAGING_DIR_HOST)/bin/patch-cmdline $(KDIR)/vmlinux-$(1) '$(strip $(2))'
  40         $(call CompressLzma,$(KDIR)/vmlinux-$(1),$(KDIR)/vmlinux-$(1).bin.lzma)
  41 endef
  42
  43 define MkImage
  44         mkimage -A mips -O linux -T kernel -C $(1) $(call kernel_entry)\
  45                 -n 'MIPS OpenWrt Linux-$(LINUX_VERSION)' \
  46                 -d $(2) $(3)
  47 endef
  48
  49 define Image/BuildKernel
  50         cp $(KDIR)/vmlinux.elf $(VMLINUX).elf
  51         cp $(KDIR)/vmlinux $(VMLINUX).bin
  52         $(call CompressLzma,$(KDIR)/vmlinux,$(KDIR)/vmlinux.bin.lzma)
  53         $(call MkImage,lzma,$(KDIR)/vmlinux.bin.lzma,$(KDIR)/uImage.lzma)
  54         cp $(KDIR)/uImage.lzma $(UIMAGE).bin
  55 endef
  56
  57 define BuildFirmware/Generic
  58         $(call PatchKernelLzma,$(2),$(3) $($(4)))
  59         if [ `stat -c%s "$(KDIR)/vmlinux-$(2).bin.lzma"` -gt $(5) ]; then \
  60                 echo "Warning: $(KDIR)/vmlinux-$(2).bin.lzma is too big"; \
  61         else if [ `stat -c%s $(KDIR)/root.$(1)` -gt $(6) ]; then \
  62                 echo "Warning: $(KDIR)/root.$(1) is too big"; \
  63         else \
  64                 mkimage -A mips -O linux -T kernel -C lzma \
  65                         $(call kernel_entry) \
  66                         -n 'MIPS OpenWrt Linux-$(LINUX_VERSION)' \
  67                         -d $(KDIR)/vmlinux-$(2).bin.lzma $(KDIR)/vmlinux-$(2).uImage; \
  68                 ( \
  69                         dd if=$(KDIR)/vmlinux-$(2).uImage bs=$(5) conv=sync; \
  70                         dd if=$(KDIR)/root.$(1) bs=64k conv=sync; \
  71                 ) > $(call imgname,$(1),$(2))-sysupgrade.bin; \
  72         fi; fi
  73 endef
  74
  75 mtdlayout_4M=mtdparts=physmap-flash.0:192k(u-boot)ro,64k(u-boot-env)ro,64k(factory)ro,832k(kernel),2944k(rootfs),3776k@0x50000(firmware)
  76 define Image/Build/Template/GENERIC_4M
  77         $(call BuildFirmware/Generic,$(1),$(2),board=$(3),mtdlayout_4M,851968,3014656)
  78 endef
  79
  80 mtdlayout_8M=mtdparts=physmap-flash.0:192k(u-boot)ro,64k(u-boot-env)ro,64k(factory)ro,832k(kernel),7040k(rootfs),7872k@0x50000(firmware)
  81 define Image/Build/Template/GENERIC_8M
  82         $(call BuildFirmware/Generic,$(1),$(2),board=$(3),mtdlayout_8M,851968,7208960)
  83 endef
  84
  85 define Image/Build/Profile/DIR300B1
  86         $(call Image/Build/Template/GENERIC_4M,$(1),dir-300-b1,DIR-300-revB)
  87 endef
  88
  89 define Image/Build/Profile/FONERA20N
  90         $(call Image/Build/Template/GENERIC_8M,$(1),fonera20n,FONERA20N)
  91 endef
  92
  93 define Image/Build/Profile/V22RW2X2
  94         $(call Image/Build/Template/GENERIC_4M,$(1),v22rw-2x2,V22RW-2X2)
  95 endef
  96
  97 define Image/Build/Profile/WHRG300N
  98         $(call Image/Build/Template/GENERIC_4M,$(1),whr-g300n,WHR-G300N)
  99 endef
 100
 101 ifeq ($(CONFIG_RALINK_RT305X),y)
 102 define Image/Build/Profile/Default
 103         $(call Image/Build/Profile/DIR300B1,$(1))
 104         $(call Image/Build/Profile/FONERA20N,$(1))
 105         $(call Image/Build/Profile/V22RW2X2,$(1))
 106         $(call Image/Build/Profile/WHRG300N,$(1))
 107 endef
 108 endif
 109
 110 define Image/Build/squashfs
 111         $(call prepare_generic_squashfs,$(KDIR)/root.squashfs)
 112 endef
 113
 114 define Image/Build
 115         $(call Image/Build/$(1))
 116         dd if=$(KDIR)/root.$(1) of=$(IMGNAME)-root.$(1) bs=128k conv=sync
 117         $(call Image/Build/Profile/$(PROFILE),$(1))
 118 endef
 119
 120 $(eval $(call BuildImage))