target/linux/zynq/image/Makefile

   1 #
   2 # Copyright (C) 2015 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 #################################################
  11 # Images
  12 #################################################
  13
  14 # $(1): rootfs contents directory
  15 define Image/mkfs/cpio
  16         ( cd $(call mkfs_target_dir,$(1))/; find . | cpio -o -H newc | gzip -9n > $@ )
  17 endef
  18
  19 # $(1): zynq board id
  20 define Build/dtb
  21         $(call Image/BuildDTB,$(DTS_DIR)/zynq-$(1).dts,$@.dtb)
  22 endef
  23
  24 define Build/uRamdisk
  25         # Create uboot cpio.gz
  26         mkimage -A arm -T ramdisk -C gzip -n "$(PROFILE) OpenWRT rootfs" \
  27                 -d $(IMAGE_ROOTFS) $@.new
  28         mv $@.new $@
  29 endef
  30
  31 # $(1): FIT name/description
  32 define Build/fit
  33         # create FIT image with rootfs
  34         ./mkits.sh \
  35                 -D $(1) -o $@.its -k $(IMAGE_KERNEL) -d $(IMAGE_KERNEL).dtb \
  36                 -C none -a $(KERNEL_LOADADDR) -e $(KERNEL_ENTRY) \
  37                 -A $(ARCH) -v $(LINUX_VERSION) -r $(IMAGE_ROOTFS) -z gzip
  38
  39         PATH=$(LINUX_DIR)/scripts/dtc:$(PATH) mkimage -f $@.its $@
  40 endef
  41
  42 #################################################
  43 # Devices
  44 #################################################
  45
  46 # default kernel load address
  47 KERNEL_LOADADDR=0x8000
  48 KERNEL_ENTRY=0x8000
  49
  50 TARGET_FILESYSTEMS += cpio
  51
  52 # $(1): canonical device name
  53 # $(2): lowercase device id
  54 define ZynqDevice
  55   define Device/$(1)
  56         DEVICE_TITLE := $(1) development board
  57         KERNEL := dtb $(2) | kernel-bin | uImage none
  58         KERNEL_NAME = zImage
  59         IMAGES := uramdisk.image.gz fit.itb
  60         IMAGE/uramdisk.image.gz := uRamdisk
  61         IMAGE/fit.itb := fit $(2)
  62         IMAGE_NAME = $$$$(IMG_PREFIX)-$(2)-$$$$(2)
  63   endef
  64   TARGET_DEVICES += $(1)
  65 endef
  66
  67 $(eval $(call ZynqDevice,ZC702,zc702))
  68 $(eval $(call ZynqDevice,ZedBoard,zed))
  69 $(eval $(call ZynqDevice,ZYBO,zybo))
  70
  71 $(eval $(call BuildImage))