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),sam9x)
  17 include ./sam9x.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   $(if $(findstring at91-sama5d27_som1_ek,$@), \
  59       mcopy -i $@.boot \
  60           $(BIN_DIR)/at91bootstrap-$(DEVICE_NAME:at91-%=%)sd1_uboot/at91bootstrap.bin \
  61           ::BOOT.bin,
  62       mcopy -i $@.boot \
  63           $(BIN_DIR)/at91bootstrap-$(DEVICE_NAME:at91-%=%)sd_uboot/at91bootstrap.bin \
  64           ::BOOT.bin)
  65
  66   ./gen_at91_sdcard_img.sh \
  67       $@.img \
  68       $@.boot \
  69       $(KDIR)/root.ext4 \
  70       $(AT91_SD_BOOT_PARTSIZE) \
  71       $(CONFIG_TARGET_ROOTFS_PARTSIZE)
  72
  73   gzip -nc9 $@.img > $@
  74
  75   rm -f $@.img $@.boot )
  76 endef
  77
  78 define Device/evaluation-sdimage
  79   IMAGES += sdcard.img.gz
  80   IMAGE/sdcard.img.gz := at91-sdcard
  81 endef
  82
  83 define Device/evaluation
  84   KERNEL_INSTALL := 1
  85   KERNEL_SUFFIX := -uImage
  86   IMAGES := root.ubi
  87   IMAGE/root.ubi := append-ubi
  88 endef
  89
  90 define Device/evaluation-zImage
  91   IMAGES += zImage
  92   IMAGE/zImage := at91-install-zImage
  93 endef
  94
  95 define Device/evaluation-dtb
  96   $(Device/evaluation)
  97   $(Device/dtb)
  98   $(Device/evaluation-zImage)
  99   IMAGES += dtb
 100   IMAGE/dtb := install-dtb
 101 endef
 102
 103 define Device/evaluation-fit
 104   $(Device/evaluation)
 105   KERNEL_SUFFIX := -fit-uImage.itb
 106   KERNEL := kernel-bin | lzma | fit lzma $$(DTS_DIR)/$$(DEVICE_DTS).dtb
 107 endef
 108
 109 define Device/production
 110   UBINIZE_OPTS := -E 5
 111   IMAGES := factory.bin
 112   IMAGE/factory.bin := append-kernel | pad-to $$$$(KERNEL_SIZE) | append-ubi
 113 endef
 114
 115 define Device/production-dtb
 116   $(Device/production)
 117   $(Device/dtb)
 118   IMAGE/factory.bin := append-dtb | pad-to $$$$(DTB_SIZE) \
 119           | append-kernel | pad-to $$$$(KERNEL_SIZE) | append-ubi
 120 endef
 121
 122 $(eval $(call BuildImage))