target/linux/at91/image/Makefile

   1 #
   2 # Copyright (C) 2006-2013 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 KERNEL_LOADADDR := 0x20008000
  11
  12 define Build/at91-install-zImage
  13     $(CP) $(KDIR)/zImage $@
  14 endef
  15
  16 ifeq ($(SUBTARGET),legacy)
  17 include ./legacy.mk
  18 endif
  19 ifeq ($(SUBTARGET),sama5)
  20 include ./sama5.mk
  21 endif
  22
  23 AT91_SD_BOOT_PARTSIZE:=64
  24 FAT32_BLOCK_SIZE:=1024
  25 FAT32_BLOCKS:=$(shell echo \
  26   $$(($(AT91_SD_BOOT_PARTSIZE)*1024*1024/$(FAT32_BLOCK_SIZE))))
  27
  28 define Device/Default
  29   $(Device/default-nand)
  30   PROFILES := Default
  31   FILESYSTEMS := squashfs ubifs ext4
  32   DEVICE_DTS := $(1)
  33   KERNEL_NAME := zImage
  34   KERNEL_SIZE := 4096k
  35   KERNEL := kernel-bin | append-dtb | lzma | uImage lzma
  36   DTB_SIZE := 128k
  37 endef
  38
  39 define Device/dtb
  40   KERNEL := kernel-bin | lzma | uImage lzma
  41 endef
  42
  43 define Build/at91-sdcard
  44   $(if $(findstring ext4,$@), \
  45   rm -f $@.boot
  46   mkfs.fat -C $@.boot $(FAT32_BLOCKS)
  47
  48   mcopy -i $@.boot $(KDIR)/zImage ::zImage
  49
  50   $(foreach dts,$(DEVICE_DTS), \
  51      mcopy -i $@.boot $(DTS_DIR)/$(dts).dtb \
  52         ::$(dts).dtb)
  53
  54   mcopy -i $@.boot \
  55     $(BIN_DIR)/u-boot-$(DEVICE_NAME:at91-%=%)_mmc/u-boot.bin \
  56     ::u-boot.bin
  57
  58   mcopy -i $@.boot \
  59     $(BIN_DIR)/at91bootstrap-$(DEVICE_NAME:at91-%=%)sd*/at91bootstrap.bin \
  60     ::BOOT.bin
  61
  62   ./gen_at91_sdcard_img.sh \
  63       $@.img \
  64       $@.boot \
  65       $(KDIR)/root.ext4 \
  66       $(AT91_SD_BOOT_PARTSIZE) \
  67       $(CONFIG_TARGET_ROOTFS_PARTSIZE)
  68
  69   gzip -nc9 $@.img > $@
  70
  71   rm -f $@.img $@.boot )
  72 endef
  73
  74 define Device/evaluation-sdimage
  75   IMAGES += sdcard.img.gz
  76   IMAGE/sdcard.img.gz := at91-sdcard
  77 endef
  78
  79 define Device/evaluation
  80   KERNEL_INSTALL := 1
  81   KERNEL_SUFFIX := -uImage
  82   IMAGES := root.ubi
  83   IMAGE/root.ubi := append-ubi
  84 endef
  85
  86 define Device/evaluation-zImage
  87   IMAGES += zImage
  88   IMAGE/zImage := at91-install-zImage
  89 endef
  90
  91 define Device/evaluation-dtb
  92   $(Device/evaluation)
  93   $(Device/dtb)
  94   $(Device/evaluation-zImage)
  95   IMAGES += dtb
  96   IMAGE/dtb := install-dtb
  97 endef
  98
  99 define Device/evaluation-fit
 100   $(Device/evaluation)
 101   KERNEL_SUFFIX := -fit-uImage.itb
 102   KERNEL := kernel-bin | lzma | fit lzma $$(DTS_DIR)/$$(DEVICE_DTS).dtb
 103 endef
 104
 105 define Device/production
 106   UBINIZE_OPTS := -E 5
 107   IMAGES := factory.bin
 108   IMAGE/factory.bin := append-kernel | pad-to $$$$(KERNEL_SIZE) | append-ubi
 109 endef
 110
 111 define Device/production-dtb
 112   $(Device/production)
 113   $(Device/dtb)
 114   IMAGE/factory.bin := append-dtb | pad-to $$$$(DTB_SIZE) \
 115           | append-kernel | pad-to $$$$(KERNEL_SIZE) | append-ubi
 116 endef
 117
 118 $(eval $(call BuildImage))