2 # Copyright (C) 2016 OpenWrt.org
4 # This is free software, licensed under the GNU General Public License v2.
5 # See /LICENSE for more information.
7 include $(TOPDIR)/rules.mk
8 include $(INCLUDE_DIR)/image.mk
10 # On ARC initramfs is put before entry point and so entry point moves
11 # in memory from build to built. Thus we need to extract EP from vmlinux
12 # every time before generation of uImage.
13 define Build/calculate-ep
14 $(eval KERNEL_ENTRY=$(shell $(KERNEL_CROSS)readelf -h $(1) | grep "Entry point address" | grep -o 0x.*))
17 define Build/patch-dtb
18 $(STAGING_DIR_HOST)/bin/patch-dtb $@ $(DTS_DIR)/$(DEVICE_DTS).dtb
21 ifneq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),)
25 KERNEL := kernel-bin | patch-dtb
26 KERNEL_INITRAMFS_NAME = vmlinux-initramfs.elf
30 $(call Device/vmlinux)
31 DEVICE_PROFILE := nsim_hs
32 DEVICE_DTS := nsim_hs_idu
34 TARGET_DEVICES += nsim_hs
38 KERNEL_LOADADDR := 0x80000000
39 DEVICE_DTS_LIST:= axs103_idu nsim_hs_idu
41 FAT32_BLOCKS=$(shell echo $$(($(CONFIG_AXS10X_SD_BOOT_PARTSIZE)*1024*1024/$(FAT32_BLOCK_SIZE))))
44 # Build .dtb for all boards we may run on
45 $(foreach dts,$(DEVICE_DTS_LIST),
46 $(call Image/BuildDTB,$(DTS_DIR)/$(dts).dts,$(DTS_DIR)/$(dts).dtb)
50 define Image/Build/SDCard
51 rm -f $(KDIR_TMP)/$(IMG_PREFIX)-$(PROFILE)-boot.img
52 mkfs.fat $(KDIR_TMP)/$(IMG_PREFIX)-$(PROFILE)-boot.img -C $(FAT32_BLOCKS)
53 mkimage -C none -A arc -T script -d uEnv.txt $(BIN_DIR)/uEnv.scr
54 mcopy -i $(KDIR_TMP)/$(IMG_PREFIX)-$(PROFILE)-boot.img $(BIN_DIR)/uEnv.scr ::boot.scr
55 mcopy -i $(KDIR_TMP)/$(IMG_PREFIX)-$(PROFILE)-boot.img $(DTS_DIR)/*.dtb ::
56 mcopy -i $(KDIR_TMP)/$(IMG_PREFIX)-$(PROFILE)-boot.img $(BIN_DIR)/$(IMG_PREFIX)-uImage ::uImage
58 ./gen_axs10x_sdcard_img.sh \
59 $(BIN_DIR)/$(IMG_PREFIX)-$(PROFILE)-sdcard-vfat-$(1).img \
60 $(KDIR_TMP)/$(IMG_PREFIX)-$(PROFILE)-boot.img \
62 $(CONFIG_AXS10X_SD_BOOT_PARTSIZE) \
63 $(CONFIG_TARGET_ROOTFS_PARTSIZE)
65 ifneq ($(CONFIG_TARGET_IMAGES_GZIP),)
66 gzip -f9n $(BIN_DIR)/$(IMG_PREFIX)-$(PROFILE)-sdcard-vfat-$(1).img
70 define Image/BuildKernel
71 # Build unified uImage
72 $(call Build/calculate-ep, $(KDIR)/vmlinux.elf)
73 $(call Image/BuildKernel/MkuImage, \
74 none, $(KERNEL_LOADADDR), $(KERNEL_ENTRY), \
76 $(BIN_DIR)/$(IMG_PREFIX)-uImage \
81 $(call Image/Build/$(1),$(1))
82 $(call Image/Build/SDCard,$(1))
83 dd if=$(KDIR)/root.$(1) of=$(BIN_DIR)/$(IMG_PREFIX)-root.$(1) bs=128k conv=sync
84 $(call Image/Gzip,$(BIN_DIR)/$(IMG_PREFIX)-root.$(1))
87 $(eval $(call BuildImage))