1#
2# Copyright (C) 2010 OpenWrt.org
3#
4# This is free software, licensed under the GNU General Public License v2.
5# See /LICENSE for more information.
6#
7include $(TOPDIR)/rules.mk
8include $(INCLUDE_DIR)/image.mk
9
10define get_kernel_entry
110x$(shell $(TARGET_CROSS)nm $(1) 2>/dev/null | grep " kernel_entry" | cut -f1 -d ' ')
12endef
13
14define CompressLzma
15  $(STAGING_DIR_HOST)/bin/lzma e $(1) -lc1 -lp2 -pb2 $(2)
16endef
17
18define CompressGzip
19	gzip -9n -c $(1) > $(2)
20endef
21
22define MkuImage
23	mkimage -A mips -O linux -T kernel -a 0x80100000 -C $(1) $(2) \
24		-e $(call get_kernel_entry,$(KDIR)/vmlinux.debug) -n 'MIPS OpenWrt Linux-$(LINUX_VERSION)' \
25		-d $(3) $(4)
26endef
27
28define Image/Prepare
29	cp $(KDIR)/vmlinux.elf $(BIN_DIR)/$(IMG_PREFIX)-vmlinux.elf
30	$(call CompressLzma,$(KDIR)/vmlinux,$(KDIR)/vmlinux.bin.lzma)
31	$(call MkuImage,lzma,,$(KDIR)/vmlinux.bin.lzma,$(KDIR)/uImage.lzma)
32	$(call CompressGzip,$(KDIR)/vmlinux,$(KDIR)/vmlinux.bin.gz)
33	$(call MkuImage,gzip,,$(KDIR)/vmlinux.bin.gz,$(KDIR)/uImage.gz)
34endef
35
36define Image/BuildKernel
37	cp $(KDIR)/uImage.lzma $(BIN_DIR)/$(IMG_PREFIX)-uImage-lzma
38	cp $(KDIR)/uImage.gz $(BIN_DIR)/$(IMG_PREFIX)-uImage-gzip
39endef
40
41define Image/Build/squashfs
42    $(call prepare_generic_squashfs,$(KDIR)/root.squashfs)
43endef
44
45define Image/Build/Initramfs
46	cp $(KDIR)/vmlinux-initramfs.elf $(BIN_DIR)/$(IMG_PREFIX)-vmlinux-initramfs.elf
47	cp $(KDIR)/vmlinux-initramfs $(BIN_DIR)/$(IMG_PREFIX)-vmlinux-initramfs.bin
48endef
49
50define Image/Build
51	$(call Image/Build/$(1))
52	dd if=$(KDIR)/root.$(1) of=$(BIN_DIR)/$(IMG_PREFIX)-root.$(1) bs=128k conv=sync
53endef
54
55$(eval $(call BuildImage))
56