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 ($(SUBTARGET),sama5d2)
  20 include ./sama5d2.mk
  21 endif
  22 ifeq ($(SUBTARGET),sama5d3)
  23 include ./sama5d3.mk
  24 endif
  25 ifeq ($(SUBTARGET),sama5d4)
  26 include ./sama5d4.mk
  27 endif
  28
  29 AT91_SD_BOOT_PARTSIZE:=64
  30 FAT32_BLOCK_SIZE:=1024
  31 FAT32_BLOCKS:=$(shell echo \
  32   $$(($(AT91_SD_BOOT_PARTSIZE)*1024*1024/$(FAT32_BLOCK_SIZE))))
  33
  34 define Device/Default
  35   $(Device/default-nand)
  36   PROFILES := Default
  37   FILESYSTEMS := squashfs ubifs ext4
  38   DEVICE_DTS := $(1)
  39   KERNEL_NAME := zImage
  40   KERNEL_SIZE := 4096k
  41   KERNEL := kernel-bin | append-dtb | lzma | uImage lzma
  42   DTB_SIZE := 128k
  43 endef
  44
  45 define Device/dtb
  46   KERNEL := kernel-bin | lzma | uImage lzma
  47 endef
  48
  49 define Build/at91-sdcard
  50   $(if $(findstring ext4,$@), \
  51   rm -f $@.boot
  52   mkfs.fat -C $@.boot $(FAT32_BLOCKS)
  53
  54   mcopy -i $@.boot $(KDIR)/zImage ::zImage
  55
  56   $(foreach dts,$(DEVICE_DTS), \
  57      mcopy -i $@.boot $(DTS_DIR)/$(dts).dtb \
  58         ::$(dts).dtb)
  59
  60   mcopy -i $@.boot \
  61     $(BIN_DIR)/u-boot-$(DEVICE_NAME:at91-%=%)_mmc/u-boot.bin \
  62     ::u-boot.bin
  63
  64   mcopy -i $@.boot \
  65     $(BIN_DIR)/at91bootstrap-$(DEVICE_NAME:at91-%=%)sd*/at91bootstrap.bin \
  66     ::BOOT.bin
  67
  68   ./gen_at91_sdcard_img.sh \
  69       $@.img \
  70       $@.boot \
  71       $(KDIR)/root.ext4 \
  72       $(AT91_SD_BOOT_PARTSIZE) \
  73       $(CONFIG_TARGET_ROOTFS_PARTSIZE)
  74
  75   gzip -nc9 $@.img > $@
  76
  77   rm -f $@.img $@.boot )
  78 endef
  79
  80 define Device/evaluation-sdimage
  81   IMAGES += sdcard.img.gz
  82   IMAGE/sdcard.img.gz := at91-sdcard
  83 endef
  84
  85 define Device/evaluation
  86   KERNEL_INSTALL := 1
  87   KERNEL_SUFFIX := -uImage
  88   IMAGES := root.ubi
  89   IMAGE/root.ubi := append-ubi
  90 endef
  91
  92 define Device/evaluation-zImage
  93   IMAGES += zImage
  94   IMAGE/zImage := at91-install-zImage
  95 endef
  96
  97 define Device/evaluation-dtb
  98   $(Device/evaluation)
  99   $(Device/dtb)
 100   $(Device/evaluation-zImage)
 101   IMAGES += dtb
 102   IMAGE/dtb := install-dtb
 103 endef
 104
 105 define Device/evaluation-fit
 106   $(Device/evaluation)
 107   KERNEL_SUFFIX := -fit-uImage.itb
 108   KERNEL := kernel-bin | lzma | fit lzma $$(DTS_DIR)/$$(DEVICE_DTS).dtb
 109 endef
 110
 111 define Device/production
 112   UBINIZE_OPTS := -E 5
 113   IMAGES := factory.bin
 114   IMAGE/factory.bin := append-kernel | pad-to $$$$(KERNEL_SIZE) | append-ubi
 115 endef
 116
 117 define Device/production-dtb
 118   $(Device/production)
 119   $(Device/dtb)
 120   IMAGE/factory.bin := append-dtb | pad-to $$$$(DTB_SIZE) \
 121           | append-kernel | pad-to $$$$(KERNEL_SIZE) | append-ubi
 122 endef
 123
 124 $(eval $(call BuildImage))