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
86 $(eval
$(call BuildImage
))