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 $(LOADER_MAKEOPTS) clean compile
  29 endef
  30
  31 VMLINUX:=$(BIN_DIR)/$(IMG_PREFIX)-vmlinux-kernel
  32 ifeq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y)
  33         VMLINUX:=$(BIN_DIR)/$(IMG_PREFIX)-vmlinux-initramfs
  34 endif
  35
  36 define Image/BuildKernel
  37         $(CP) $(KDIR)/loader.elf $(VMLINUX)
  38 endef
  39
  40 define Image/cmdline/jffs2-64k
  41 block2mtd.block2mtd=/dev/sda2,65536 root=/dev/mtdblock0 rootfstype=jffs2
  42 endef
  43
  44 define Image/cmdline/jffs2-128k
  45 block2mtd.block2mtd=/dev/sda2,131072 root=/dev/mtdblock0 rootfstype=jffs2
  46 endef
  47
  48 define Image/cmdline/ext2
  49 root=/dev/sda2 rootfstype=ext2
  50 endef
  51
  52 define Image/cmdline/squashfs
  53 block2mtd.block2mtd=/dev/sda2,65536 root=/dev/mtdblock0 rootfstype=squashfs
  54 endef
  55
  56 define Image/cmdline/yaffs2
  57 root=/dev/mtdblock1 rootfstype=yaffs2
  58 endef
  59
  60 define Image/Build
  61         $(CP) $(KDIR)/vmlinux.elf $(BIN_DIR)/$(IMG_PREFIX)-$(1).kernel
  62         $(STAGING_DIR_HOST)/bin/patch-cmdline $(BIN_DIR)/$(IMG_PREFIX)-$(1).kernel '$(strip $(call Image/cmdline/$(1))) '
  63         ./gen_image.sh $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).bin 4 $(BIN_DIR)/$(IMG_PREFIX)-$(1).kernel $(CONFIG_TARGET_ROOTFS_PARTSIZE) $(KDIR)/root.$(1)
  64 endef
  65
  66 ifneq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y)
  67   define Image/Prepare
  68         $(STAGING_DIR_HOST)/bin/patch-cmdline $(KDIR)/vmlinux '$(strip $(call Image/cmdline/yaffs2)) '
  69         cat $(KDIR)/vmlinux | $(STAGING_DIR_HOST)/bin/lzma e -si -so -eos -lc1 -lp2 -pb2 > $(KDIR)/vmlinux.lzma
  70         $(MAKE) -C $(GENERIC_PLATFORM_DIR)/image/lzma-loader $(LOADER_MAKEOPTS) clean compile
  71   endef
  72 endif
  73
  74 $(eval $(call BuildImage))