target/linux/rb532/image/Makefile

   1 #
   2 # Copyright (C) 2006-2010 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 $(INCLUDE_DIR)/image.mk
   9
  10 LOADADDR = 0x81000000           # RAM start + 16M
  11 KERNEL_ENTRY = 0x80101000
  12 RAMSIZE = 0x00100000            # 1MB
  13 IMAGE_COPY = 1
  14
  15 LOADER_MAKEOPTS= \
  16                 KDIR=$(KDIR) \
  17                 LOADADDR=$(LOADADDR) \
  18                 KERNEL_ENTRY=$(KERNEL_ENTRY) \
  19                 RAMSIZE=$(RAMSIZE) \
  20                 IMAGE_COPY=$(IMAGE_COPY)
  21
  22 define Build/Clean
  23         $(MAKE) -C $(GENERIC_PLATFORM_DIR)/image/lzma-loader $(LOADER_MAKEOPTS) clean
  24 endef
  25
  26 define Image/Prepare
  27         cat $(KDIR)/vmlinux | $(STAGING_DIR_HOST)/bin/lzma e -si -so -eos -lc1 -lp2 -pb2 > $(KDIR)/vmlinux.lzma
  28         $(MAKE) -C $(GENERIC_PLATFORM_DIR)/image/lzma-loader $(LOADER_MAKEOPTS) clean compile
  29 ifeq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y)
  30         $(STAGING_DIR_HOST)/bin/patch-cmdline $(KDIR)/vmlinux-initramfs '$(strip $(call Image/cmdline/yaffs2)) '
  31         cat $(KDIR)/vmlinux-initramfs | $(STAGING_DIR_HOST)/bin/lzma e -si -so -eos -lc1 -lp2 -pb2 > $(KDIR)/vmlinux-initramfs.lzma
  32         $(MAKE) -C $(GENERIC_PLATFORM_DIR)/image/lzma-loader $(LOADER_MAKEOPTS) clean compile
  33         $(CP) $(KDIR)/loader.elf $(KDIR)/loader-initramfs.elf
  34 endif
  35 endef
  36
  37 VMLINUX:=$(BIN_DIR)/$(IMG_PREFIX)-vmlinux-kernel
  38
  39 define Image/BuildKernel
  40         $(CP) $(KDIR)/loader.elf $(VMLINUX)
  41 ifeq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y)
  42         $(CP) $(KDIR)/loader-initramfs.elf $(BIN_DIR)/$(IMG_PREFIX)-vmlinux-initramfs
  43 endif
  44 endef
  45
  46 define Image/cmdline/jffs2-64k
  47 block2mtd.block2mtd=/dev/sda2,65536 root=/dev/mtdblock2 rootfstype=jffs2
  48 endef
  49
  50 define Image/cmdline/jffs2-128k
  51 block2mtd.block2mtd=/dev/sda2,131072 root=/dev/mtdblock2 rootfstype=jffs2
  52 endef
  53
  54 define Image/cmdline/ext4
  55 root=/dev/sda2 rootfstype=ext4
  56 endef
  57
  58 define Image/cmdline/squashfs
  59 block2mtd.block2mtd=/dev/sda2,65536,rootfs root=/dev/mtdblock2 rootfstype=squashfs
  60 endef
  61
  62 define Image/cmdline/yaffs2
  63 root=/dev/mtdblock1 rootfstype=yaffs2
  64 endef
  65
  66 define Image/Build/squashfs
  67         $(call prepare_generic_squashfs,$(KDIR)/root.squashfs)
  68 endef
  69
  70 define Image/Build
  71         $(call Image/Build/$(1),$(1))
  72         $(CP) $(KDIR)/vmlinux.elf $(BIN_DIR)/$(IMG_PREFIX)-$(1).kernel
  73         $(STAGING_DIR_HOST)/bin/patch-cmdline $(BIN_DIR)/$(IMG_PREFIX)-$(1).kernel '$(strip $(call Image/cmdline/$(1))) '
  74         ./gen_image.sh $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).bin \
  75                 5 $(BIN_DIR)/$(IMG_PREFIX)-$(1).kernel \
  76                 $(CONFIG_TARGET_ROOTFS_PARTSIZE) $(KDIR)/root.$(1) \
  77                 128
  78 endef
  79
  80 $(eval $(call BuildImage))