121 lines
3.5 KiB
Makefile
121 lines
3.5 KiB
Makefile
#
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# Copyright (C) 2010 OpenWrt.org
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#
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# This is free software, licensed under the GNU General Public License v2.
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# See /LICENSE for more information.
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#
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include $(TOPDIR)/rules.mk
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JFFS2_BLOCKSIZE:=64k
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include $(INCLUDE_DIR)/image.mk
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INITRAMFS_SUFFIX:=
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ifeq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y)
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INITRAMFS_SUFFIX:=-initramfs
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endif
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define zimage_name
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$(IMG_PREFIX)-$(1)-zImage$(INITRAMFS_SUFFIX)
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endef
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define uimage_name
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$(IMG_PREFIX)-$(1)-uImage$(INITRAMFS_SUFFIX)
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endef
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define imgname
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$(BIN_DIR)/$(IMG_PREFIX)-$(2)-$(patsubst jffs2-%,jffs2,$(patsubst squashfs-%,squashfs,$(1)))
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endef
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define rootfsname
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$(BIN_DIR)/$(IMG_PREFIX)-$(2)-root.$(patsubst jffs2-%,jffs2,$(patsubst squashfs-%,squashfs,$(1)))
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endef
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define build_squashfs
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dd if=$(KDIR)/root.squashfs of=$(KDIR)/root.squashfs-$(1) bs=$(1) conv=sync
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$(call add_jffs2_mark,$(KDIR)/root.squashfs-$(1))
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dd if=$(KDIR)/root.squashfs-$(1) of=$(BIN_DIR)/$(IMG_PREFIX)-root.squashfs-$(1) bs=$(1) conv=sync
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endef
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define prepare_zimage
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echo -en "\x$(2)\x1c\xa0\xe3\x$(3)\x10\x81\xe3" > $(KDIR)/$(call zimage_name,$(1))
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cat $(LINUX_DIR)/arch/arm/boot/zImage >> $(KDIR)/$(call zimage_name,$(1))
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endef
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define prepare_uimage
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$(call prepare_zimage,$(1),$(2),$(3))
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mkimage -A arm -O linux -T kernel -a 0x100000 -e 0x100000 -C none \
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-n 'OpenWrt Linux-$(LINUX_VERSION)' \
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-d $(KDIR)/$(call zimage_name,$(1)) \
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$(KDIR)/$(call uimage_name,$(1))
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endef
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define Image/Prepare
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# NSB3AST : mach id 2917 (0xb65)
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$(call prepare_zimage,nsb3ast,0b,65)
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# NS-K330 : mach id 3108 (0xc24)
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$(call prepare_uimage,ns-k330,0c,24)
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endef
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define Image/BuildKernel
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cat $(KDIR)/$(call zimage_name,nsb3ast) > $(BIN_DIR)/$(call zimage_name,nsb3ast)
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cat $(KDIR)/$(call zimage_name,ns-k330) > $(BIN_DIR)/$(call zimage_name,ns-k330)
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cat $(KDIR)/$(call uimage_name,ns-k330) > $(BIN_DIR)/$(call uimage_name,ns-k330)
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endef
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define Image/Build/Generic
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if [ `stat -c%s "$(KDIR)/$(call zimage_name,$(2))"` -gt 1048576 ]; then \
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echo "Warning: $(KDIR)/$(call zimage_name,$(2)) is too big"; \
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else if [ `stat -c%s $(KDIR)/root.$(1)` -gt $(3) ]; then \
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echo "Warning: of=$(BIN_DIR)/$(IMG_PREFIX)-root.$(1) is too big"; \
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else \
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cat $(KDIR)/root.$(1) > $(call rootfsname,$(1),$(2)); \
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( \
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dd if=$(KDIR)/$(call zimage_name,$(2)) bs=1024k conv=sync; \
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dd if=$(BIN_DIR)/$(IMG_PREFIX)-root.$(1) \
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) > $(call imgname,$(1),$(2)).img; \
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fi; fi
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endef
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define Image/Build/uImage
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if [ `stat -c%s "$(KDIR)/$(call uimage_name,$(2))"` -gt 1048576 ]; then \
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echo "Warning: $(KDIR)/$(call uimage_name,$(2)) is too big"; \
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else if [ `stat -c%s $(KDIR)/root.$(1)` -gt $(3) ]; then \
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echo "Warning: of=$(BIN_DIR)/$(IMG_PREFIX)-root.$(1) is too big"; \
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else \
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cat $(KDIR)/root.$(1) > $(call rootfsname,$(1),$(2)); \
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( \
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dd if=$(KDIR)/$(call uimage_name,$(2)) bs=1024k conv=sync; \
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dd if=$(BIN_DIR)/$(IMG_PREFIX)-root.$(1) \
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) > $(call imgname,$(1),$(2))-uImage.img; \
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fi; fi
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endef
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define Image/Build/NSB3AST
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$(call Image/Build/Generic,$(1),nsb3ast,7077888)
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endef
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define Image/Build/NSK330
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$(call Image/Build/Generic,$(1),ns-k330,2686976)
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$(call Image/Build/uImage,$(1),ns-k330,2686976)
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endef
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define Image/Build/squashfs
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$(call prepare_generic_squashfs,$(KDIR)/root.squashfs)
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$(call build_squashfs,64k)
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$(call Image/Build/NSB3AST,squashfs-64k)
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$(call Image/Build/NSK330,squashfs-64k)
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endef
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define Image/Build/jffs2-64k
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dd if=$(KDIR)/root.$(1) of=$(BIN_DIR)/$(IMG_PREFIX)-root.$(1) bs=64k conv=sync
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endef
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define Image/Build
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$(call Image/Build/$(1),$(1))
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endef
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$(eval $(call BuildImage))
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