target/linux/bcm53xx/image/Makefile

   1 #
   2 # Copyright (C) 2013 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 define Image/Prepare
  11         $(CP) $(DTS_DIR)/*.dtb $(KDIR)/
  12
  13         rm -f $(KDIR)/fs_mark
  14         echo -ne '\xde\xad\xc0\xde' > $(KDIR)/fs_mark
  15         $(call prepare_generic_squashfs,$(KDIR)/fs_mark)
  16
  17         # For UBI we want only one extra block
  18         rm -f $(KDIR)/ubi_mark
  19         echo -ne '\xde\xad\xc0\xde' > $(KDIR)/ubi_mark
  20
  21         $(CP) ./ubinize.cfg $(KDIR)
  22 endef
  23
  24 define Build/append-dtb
  25         cat $(KDIR)/$(DT).dtb >> $@
  26 endef
  27
  28 define Build/lzma-d16
  29         $(STAGING_DIR_HOST)/bin/lzma e $@ -d16 $(1) $@.new
  30         @mv $@.new $@
  31 endef
  32
  33 define Build/mkfs/squashfs
  34         ( cd $(KDIR); $(STAGING_DIR_HOST)/bin/ubinize -p 128KiB -m 2048 -o $(KDIR)/root-block-0x20000-min-0x800.ubi ubinize.cfg )
  35 endef
  36
  37 define Build/trx-nand
  38         # kernel: always use 4 MiB (-28 B or TRX header) to allow upgrades even
  39         #         if it grows up between releases
  40         # root: UBI with one extra block containing UBI mark to trigger erasing
  41         #       rest of partition
  42         $(STAGING_DIR_HOST)/bin/trx \
  43                 -o $@ \
  44                 -m 33554432 \
  45                 -f $(word 1,$^) -a 0x20000 -b 0x400000 \
  46                 -f $(KDIR)/root-block-0x20000-min-0x800.ubi \
  47                 -A $(KDIR)/ubi_mark -a 0x20000
  48 endef
  49
  50 define Build/netgear-chk
  51         $(STAGING_DIR_HOST)/bin/mkchkimg \
  52                 -o $@.new -k $@ -b $(BOARD_ID) -r $(REGION)
  53         mv $@.new $@
  54 endef
  55
  56 DEVICE_VARS += DT BOARD_ID REGION
  57
  58 define Device/Default
  59   # .dtb files are prefixed by SoC type, e.g. bcm4708- which is not included in device/image names
  60   # extract the full dtb name based on the device info
  61   DT := $(patsubst %.dtb,%,$(notdir $(wildcard $(if $(IB),$(KDIR),$(DTS_DIR))/*-$(1).dtb)))
  62   KERNEL := kernel-bin | append-dtb | lzma-d16
  63   FILESYSTEMS := squashfs
  64   KERNEL_NAME := zImage
  65   IMAGE_NAME = $$(IMAGE_PREFIX)-$$(1).$$(2)
  66   IMAGES := trx
  67   IMAGE/trx := trx-nand
  68 endef
  69
  70 define Device/netgear
  71   IMAGES := chk
  72   IMAGE/chk := trx-nand | netgear-chk
  73   REGION := 1
  74 endef
  75
  76 define Device/netgear-r6250
  77   $(Device/netgear)
  78   BOARD_ID := U12H245T00_NETGEAR
  79 endef
  80
  81 define Device/netgear-r6300-v2
  82   $(Device/netgear)
  83   BOARD_ID := U12H240T00_NETGEAR
  84 endef
  85
  86 define Device/netgear-r8000
  87   $(Device/netgear)
  88   BOARD_ID := U12H315T00_NETGEAR
  89 endef
  90
  91 TARGET_DEVICES += \
  92         asus-rt-ac56u asus-rt-ac68u asus-rt-ac87u asus-rt-n18u \
  93         netgear-r6250 netgear-r6300-v2 netgear-r8000 \
  94         buffalo-wzr-1750dhp buffalo-wzr-600dhp2 buffalo-wzr-900dhp \
  95         buffalo-wxr-1900dhp
  96
  97 $(eval $(call BuildImage))