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
/build-dtb
18 $(call Image
/BuildDTB
,$(DTS_DIR
)/$(DEVICE_DTS
).dts
,$(DTS_DIR
)/$(DEVICE_DTS
).dtb
)
21 define Build
/patch-dtb
22 $(STAGING_DIR_HOST
)/bin
/patch-dtb
$@
$(DTS_DIR
)/$(DEVICE_DTS
).dtb
25 ifneq ($(CONFIG_TARGET_ROOTFS_INITRAMFS
),)
29 KERNEL
:= kernel-bin | build-dtb | patch-dtb
30 KERNEL_INITRAMFS_NAME
= vmlinux-initramfs.elf
34 $(call Device
/vmlinux
)
35 DEVICE_PROFILE
:= nsim_hs
36 DEVICE_DTS
:= nsim_hs_idu
38 TARGET_DEVICES
+= nsim_hs
42 KERNEL_LOADADDR
:= 0x80000000
43 DEVICE_DTS_LIST
:= axs103_idu
45 FAT32_BLOCKS
=$(shell echo
$$(($(CONFIG_AXS10X_SD_BOOT_PARTSIZE
)*1024*1024/$(FAT32_BLOCK_SIZE
))))
47 define Image
/Build
/SDCard
48 rm -f
$(KDIR_TMP
)/$(IMG_PREFIX
)-$(PROFILE
)-boot.img
49 mkdosfs
$(KDIR_TMP
)/$(IMG_PREFIX
)-$(PROFILE
)-boot.img
-C
$(FAT32_BLOCKS
)
50 mkimage
-C none
-A arc
-T script
-d uEnv.txt
$(BIN_DIR
)/uEnv.scr
51 mcopy
-i
$(KDIR_TMP
)/$(IMG_PREFIX
)-$(PROFILE
)-boot.img
$(BIN_DIR
)/uEnv.scr
::boot.scr
52 mcopy
-i
$(KDIR_TMP
)/$(IMG_PREFIX
)-$(PROFILE
)-boot.img
$(DTS_DIR
)/*.dtb
::
53 mcopy
-i
$(KDIR_TMP
)/$(IMG_PREFIX
)-$(PROFILE
)-boot.img
$(BIN_DIR
)/$(IMG_PREFIX
)-uImage
::uImage
55 .
/gen_axs10x_sdcard_img.sh \
56 $(BIN_DIR
)/$(IMG_PREFIX
)-$(PROFILE
)-sdcard-vfat-
$(1).img \
57 $(KDIR_TMP
)/$(IMG_PREFIX
)-$(PROFILE
)-boot.img \
59 $(CONFIG_AXS10X_SD_BOOT_PARTSIZE
) \
60 $(CONFIG_TARGET_ROOTFS_PARTSIZE
)
62 ifneq ($(CONFIG_TARGET_IMAGES_GZIP
),)
63 gzip
-f9n
$(BIN_DIR
)/$(IMG_PREFIX
)-$(PROFILE
)-sdcard-vfat-
$(1).img
67 define Image
/BuildKernel
68 # Build unified uImage
69 $(call Build
/calculate-ep
, $(KDIR
)/vmlinux.elf
)
70 $(call Image
/BuildKernel
/MkuImage
, \
71 none
, $(KERNEL_LOADADDR
), $(KERNEL_ENTRY
), \
73 $(BIN_DIR
)/$(IMG_PREFIX
)-uImage \
76 # Build .dtb for all boards we may run on
77 $(foreach DEVICE_DTS
,$(shell echo
$(DEVICE_DTS_LIST
)), $(call Build
/build-dtb
))
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
86 $(eval
$(call BuildImage
))