target/linux/brcm63xx/image/Makefile

   1 #
   2 # Copyright (C) 2006 OpenWrt.org
   3 #
   4 # This is free software, licensed under the GNU General Public License v2.
   5 # See /LICENSE for more information.
   6 #
   7 include $(TOPDIR)/rules.mk
   8 include $(INCLUDE_DIR)/image.mk
   9
  10 LOADADDR = 0x80010000           # RAM start + 16M
  11 KERNEL_ENTRY = $(LOADADDR)      # Newer kernels add a jmp to the kernel_entry at the start of the binary
  12 RAMSIZE = 0x01000000            # 64MB
  13
  14 LOADER_MAKEOPTS= \
  15                 KDIR=$(KDIR) \
  16                 LOADADDR=$(LOADADDR) \
  17                 KERNEL_ENTRY=$(KERNEL_ENTRY) \
  18                 RAMSIZE=$(RAMSIZE)
  19
  20 define trxalign/jffs2-128k
  21 -a 0x20000
  22 endef
  23 define trxalign/jffs2-64k
  24 -a 0x10000
  25 endef
  26 define trxalign/squashfs
  27 -a 1024
  28 endef
  29
  30 define Image/Build/CFE
  31         # Generate the tagged image
  32         $(STAGING_DIR_HOST)/bin/imagetag -i $(KDIR)/vmlinux.lzma.cfe -f $(KDIR)/root.$(1) \
  33                 -o $(BIN_DIR)/openwrt-$(2)-$(1)-cfe.bin \
  34                 -b $(2) -c $(3) -e $(LOADADDR) -l $(LOADADDR)
  35 #               -b $(2) -c $(3) -e $(KERNEL_ENTRY) -l $(LOADADDR)
  36
  37         $(call prepare_generic_squashfs,$(BIN_DIR)/openwrt-$(2)-$(1)-cfe.bin)
  38 endef
  39
  40 define Image/Build/RedBoot
  41         cp $(KDIR)/vmlinux.elf $(BIN_DIR)/openwrt-$(1)-vmlinux.elf
  42         gzip -9 -c $(KDIR)/vmlinux > $(KDIR)/vmlinux.bin.gz
  43         $(STAGING_DIR_HOST)/bin/lzma e $(KDIR)/vmlinux $(KDIR)/vmlinux.bin.l7
  44         dd if=$(KDIR)/vmlinux.bin.l7 of=$(BIN_DIR)/openwrt-$(1)-vmlinux.lzma bs=65536 conv=sync
  45         dd if=$(KDIR)/vmlinux.bin.gz of=$(BIN_DIR)/openwrt-$(1)-vmlinux.gz bs=65536 conv=sync
  46 endef
  47
  48 define Build/Clean
  49         $(MAKE) -C lzma-loader clean
  50 endef
  51
  52 define Image/Prepare
  53         # Standard LZMA kernel
  54         cat $(KDIR)/vmlinux | $(STAGING_DIR_HOST)/bin/lzma e -si -so -eos -lc1 -lp2 -pb2 > $(KDIR)/vmlinux.lzma
  55
  56         # CFE is a LZMA nazi! It took me hours to find out the parameters!
  57         # Also I think lzma has a bug cause it generates different output depending on
  58         # if you use stdin / stdout or not. Use files instead of stdio here, cause
  59         # otherwise CFE will complain and not boot the image.
  60         $(STAGING_DIR_HOST)/bin/lzma e -d22 -fb64 -a1 $(KDIR)/vmlinux $(KDIR)/vmlinux.lzma.tmp
  61
  62         # Strip out the length, CFE doesn't like this
  63         dd if=$(KDIR)/vmlinux.lzma.tmp of=$(KDIR)/vmlinux.lzma.cfe bs=5 count=1
  64         dd if=$(KDIR)/vmlinux.lzma.tmp of=$(KDIR)/vmlinux.lzma.cfe ibs=13 obs=5 skip=1 seek=1 conv=notrunc
  65         rm -f $(KDIR)/vmlinux.lzma.tmp
  66
  67         # Build the LZMA loader
  68         rm -f $(KDIR)/loader.gz
  69         $(MAKE) -C lzma-loader \
  70                 BUILD_DIR="$(KDIR)" \
  71                 TARGET="$(KDIR)" \
  72                 clean install
  73
  74         echo -ne "\\x00" >> $(KDIR)/loader.gz
  75         rm -f $(KDIR)/fs_mark
  76         touch $(KDIR)/fs_mark
  77         $(call prepare_generic_squashfs,$(KDIR)/fs_mark)
  78 endef
  79
  80 define Image/Build
  81         $(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)
  82         dd if=$(KDIR)/root.$(1) of=$(BIN_DIR)/openwrt-$(BOARD)-root.$(1) bs=128k conv=sync
  83         $(call Image/Build/CFE,$(1),96345GW2,6345)
  84         $(call Image/Build/CFE,$(1),96348GW,6348)
  85         # Neufbox4
  86         $(call Image/Build/CFE,$(1),96358VW,6358)
  87         # Comtrend 536
  88         $(call Image/Build/CFE,$(1),96348GW-11,6348)
  89         # DG834GT
  90         $(call Image/Build/CFE,$(1),96348GW-10,6348)
  91         # Sagem F@ST2404
  92         $(call Image/Build/CFE,$(1),F@ST2404,6348)
  93         # Inventel Livebox
  94         $(call Image/Build/RedBoot,livebox)
  95 endef
  96
  97 $(eval $(call BuildImage))