target/linux/apm821xx/image/Makefile

   1 #
   2 # This is free software, licensed under the GNU General Public License v2.
   3 # See /LICENSE for more information.
   4 #
   5 include $(TOPDIR)/rules.mk
   6 include $(INCLUDE_DIR)/image.mk
   7 include $(INCLUDE_DIR)/host.mk
   8
   9 DEVICE_VARS += DEVICE_DTS DEVICE_PROFILE IMAGE_SIZE DTB_SIZE
  10
  11 define Device/Default
  12   KERNEL_DEPENDS = $$(wildcard ../dts/$$(DEVICE_DTS).dts)
  13   DEVICE_PROFILE :=
  14   DEVICE_DTS :=
  15   KERNEL_ENTRY := 0x00000000
  16   KERNEL_LOADADDR := 0x00000000
  17 endef
  18
  19 define Build/dtb
  20         $(call Image/BuildDTB,../dts/$(DEVICE_DTS).dts,$@.dtb,,--space $(DTB_SIZE))
  21 endef
  22
  23 ifeq ($(SUBTARGET),nand)
  24
  25 define Image/cpiogz
  26         ( cd $(TARGET_DIR); find . | cpio -o -H newc | gzip -9n >$(KDIR_TMP)/$(IMG_PREFIX)-rootfs.cpio.gz )
  27 endef
  28
  29 define Build/copy-file
  30         cat "$(1)" > "$@"
  31 endef
  32
  33 define Build/MerakiAdd-dtb
  34         $(call Image/BuildDTB,../dts/$(DEVICE_DTS).dts,$@.dtb)
  35         ( \
  36                 dd if=$@.dtb bs=$(DTB_SIZE) conv=sync; \
  37                 dd if=$@ bs=$(BLOCKSIZE) conv=sync; \
  38         ) > $@.new
  39         @mv $@.new $@
  40 endef
  41
  42 define Build/MerakiAdd-initramfs
  43         $(call Image/cpiogz)
  44
  45         -$(STAGING_DIR_HOST)/bin/mkimage -A $(LINUX_KARCH) -O linux -T ramdisk \
  46                 -C gzip -n "$(PROFILE) rootfs" \
  47                 -d $(KDIR_TMP)/$(IMG_PREFIX)-rootfs.cpio.gz \
  48                 $(KDIR_TMP)/$(IMG_PREFIX)-uramdisk.image.gz
  49
  50         ( \
  51                 dd if=$@ bs=1k conv=sync; \
  52                 dd if=$(KDIR_TMP)/$(IMG_PREFIX)-uramdisk.image.gz bs=$(BLOCKSIZE) conv=sync; \
  53         ) > $@.new
  54         @mv $@.new $@
  55 endef
  56
  57 define Build/MerakiNAND
  58         -$(STAGING_DIR_HOST)/bin/mkmerakifw \
  59                 -B $(DEVICE_PROFILE) -s \
  60                 -i $@ \
  61                 -o $@.new
  62         @cp $@.new $@
  63 endef
  64
  65 define Device/mr24
  66   DEVICE_TITLE := Cisco Meraki MR24
  67   DEVICE_PACKAGES := kmod-spi-gpio kmod-ath9k wpad-mini
  68   DEVICE_PROFILE := MR24
  69   DEVICE_DTS := MR24
  70   BLOCKSIZE := 64512
  71   IMAGES := sysupgrade.tar
  72   DTB_SIZE := 64512
  73   KERNEL_SIZE := 2048k
  74   IMAGE_SIZE := 8191k
  75   KERNEL := kernel-bin | lzma | uImage lzma | MerakiAdd-dtb | MerakiNAND
  76   KERNEL_INITRAMFS := copy-file $(KDIR)/vmlinux | lzma | uImage lzma | MerakiAdd-dtb | pad-to 2047k | MerakiAdd-initramfs | MerakiNAND
  77   IMAGE/sysupgrade.tar := sysupgrade-nand
  78 endef
  79 TARGET_DEVICES += mr24
  80
  81 $(eval $(call BuildImage))
  82
  83 endif