82 lines
2.4 KiB
Makefile
82 lines
2.4 KiB
Makefile
#
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# Copyright (C) 2006 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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include $(INCLUDE_DIR)/image.mk
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LOADADDR = 0x80010000 # RAM start + 16M
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KERNEL_ENTRY = $(LOADADDR) # Newer kernels add a jmp to the kernel_entry at the start of the binary
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RAMSIZE = 0x01000000 # 64MB
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LOADER_MAKEOPTS= \
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KDIR=$(KDIR) \
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LOADADDR=$(LOADADDR) \
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KERNEL_ENTRY=$(KERNEL_ENTRY) \
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RAMSIZE=$(RAMSIZE)
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define trxalign/jffs2-128k
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-a 0x20000
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endef
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define trxalign/jffs2-64k
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-a 0x10000
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endef
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define trxalign/squashfs
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-a 1024
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endef
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define Image/Build/CFE
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# Generate the tagged image
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$(STAGING_DIR_HOST)/bin/imagetag -i $(KDIR)/vmlinux.lzma.cfe -f $(KDIR)/root.$(1) \
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-o $(BIN_DIR)/openwrt-$(2)-$(1)-cfe.bin \
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-b $(2) -c $(3) -e $(LOADADDR) -l $(LOADADDR)
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# -b $(2) -c $(3) -e $(KERNEL_ENTRY) -l $(LOADADDR)
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$(call prepare_generic_squashfs,$(BIN_DIR)/openwrt-$(2)-$(1)-cfe.bin)
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endef
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define Build/Clean
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$(MAKE) -C lzma-loader clean
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endef
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define Image/Prepare
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# Standard LZMA kernel
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cat $(KDIR)/vmlinux | $(STAGING_DIR_HOST)/bin/lzma e -si -so -eos -lc1 -lp2 -pb2 > $(KDIR)/vmlinux.lzma
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# CFE is a LZMA nazi! It took me hours to find out the parameters!
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# Also I think lzma has a bug cause it generates different output depending on
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# if you use stdin / stdout or not. Use files instead of stdio here, cause
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# otherwise CFE will complain and not boot the image.
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$(STAGING_DIR_HOST)/bin/lzma e -d22 -fb64 -a1 $(KDIR)/vmlinux $(KDIR)/vmlinux.lzma.tmp
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# Strip out the length, CFE doesn't like this
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dd if=$(KDIR)/vmlinux.lzma.tmp of=$(KDIR)/vmlinux.lzma.cfe bs=5 count=1
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dd if=$(KDIR)/vmlinux.lzma.tmp of=$(KDIR)/vmlinux.lzma.cfe ibs=13 obs=5 skip=1 seek=1 conv=notrunc
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rm -f $(KDIR)/vmlinux.lzma.tmp
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# Build the LZMA loader
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rm -f $(KDIR)/loader.gz
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$(MAKE) -C lzma-loader \
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BUILD_DIR="$(KDIR)" \
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TARGET="$(KDIR)" \
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clean install
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echo -ne "\\x00" >> $(KDIR)/loader.gz
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rm -f $(KDIR)/fs_mark
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touch $(KDIR)/fs_mark
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$(call prepare_generic_squashfs,$(KDIR)/fs_mark)
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endef
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define Image/Build
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$(STAGING_DIR_HOST)/bin/trx -o $(BIN_DIR)/openwrt-$(BOARD)-$(1).trx -f $(KDIR)/loader.gz -f $(KDIR)/vmlinux.lzma $(call trxalign/$(1)) -f $(KDIR)/root.$(1)
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$(call Image/Build/CFE,$(1),96345GW2,6345)
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# Neufbox4
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$(call Image/Build/CFE,$(1),96358VW,6358)
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# Comtrend 536
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$(call Image/Build/CFE,$(1),96348GW-11,6348)
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endef
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$(eval $(call BuildImage))
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