target/linux/x86/image/Makefile

   1 #
   2 # Copyright (C) 2006-2012 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 $(INCLUDE_DIR)/image.mk
   9
  10 export PATH=$(TARGET_PATH):/sbin
  11
  12 GRUB2_MODULES = biosdisk boot chain configfile ext2 linux ls part_msdos reboot serial vga
  13 GRUB2_MODULES_ISO = biosdisk boot chain configfile iso9660 linux ls part_msdos reboot serial vga
  14 GRUB_TERMINALS =
  15 GRUB_SERIAL_CONFIG =
  16 GRUB_TERMINAL_CONFIG =
  17 GRUB_CONSOLE_CMDLINE =
  18
  19 USE_ATKBD = generic 64
  20
  21 ifneq ($(strip $(foreach subtarget,$(USE_ATKBD),$(CONFIG_TARGET_x86_$(subtarget)))),)
  22   GRUB2_MODULES += at_keyboard
  23   GRUB2_MODULES_ISO += at_keyboard
  24 endif
  25
  26 ifneq ($(CONFIG_GRUB_CONSOLE),)
  27   GRUB_CONSOLE_CMDLINE += console=tty0
  28   GRUB_TERMINALS += console
  29 endif
  30
  31 GRUB_SERIAL:=$(call qstrip,$(CONFIG_GRUB_SERIAL))
  32
  33 ifneq ($(GRUB_SERIAL),)
  34   GRUB_CONSOLE_CMDLINE += console=$(GRUB_SERIAL),$(CONFIG_GRUB_BAUDRATE)n8$(if $(CONFIG_GRUB_FLOWCONTROL),r,)
  35   GRUB_SERIAL_CONFIG := serial --unit=0 --speed=$(CONFIG_GRUB_BAUDRATE) --word=8 --parity=no --stop=1 --rtscts=$(if $(CONFIG_GRUB_FLOWCONTROL),on,off)
  36   GRUB_TERMINALS += serial
  37 endif
  38
  39 ifneq ($(GRUB_TERMINALS),)
  40   GRUB_TERMINAL_CONFIG := terminal_input $(GRUB_TERMINALS); terminal_output $(GRUB_TERMINALS)
  41 endif
  42
  43 SIGNATURE:=$(shell perl -e 'printf("%08x", rand(0xFFFFFFFF))')
  44 ROOTPART:=$(call qstrip,$(CONFIG_TARGET_ROOTFS_PARTNAME))
  45 ROOTPART:=$(if $(ROOTPART),$(ROOTPART),PARTUUID=$(SIGNATURE)-02)
  46
  47 GRUB_TIMEOUT:=$(call qstrip,$(CONFIG_GRUB_TIMEOUT))
  48 GRUB_TITLE:=$(call qstrip,$(CONFIG_GRUB_TITLE))
  49
  50 ifneq ($(CONFIG_GRUB_IMAGES),)
  51
  52   BOOTOPTS:=$(call qstrip,$(CONFIG_GRUB_BOOTOPTS))
  53
  54   define Image/cmdline/ext4
  55     root=$(ROOTPART) rootfstype=ext4 rootwait
  56   endef
  57
  58   define Image/cmdline/squashfs
  59     root=$(ROOTPART) rootfstype=squashfs rootwait
  60   endef
  61
  62   define Image/Build/grub2
  63         # left here because the image builder doesnt need these
  64         $(INSTALL_DIR) $(KDIR)/root.grub/boot/grub $(KDIR)/grub2
  65         $(CP) $(KDIR)/bzImage $(KDIR)/root.grub/boot/vmlinuz
  66         grub-mkimage \
  67                 -p /boot/grub \
  68                 -d $(STAGING_DIR_HOST)/lib/grub/i386-pc \
  69                 -o $(KDIR)/grub2/core.img \
  70                 -O i386-pc \
  71                 -c ./grub-early.cfg \
  72                 $(GRUB2_MODULES)
  73         $(CP) $(STAGING_DIR_HOST)/lib/grub/i386-pc/*.img $(KDIR)/grub2/
  74         echo '(hd0) $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img' > $(KDIR)/grub2/device.map
  75         sed \
  76                 -e 's#@SERIAL_CONFIG@#$(strip $(GRUB_SERIAL_CONFIG))#g' \
  77                 -e 's#@TERMINAL_CONFIG@#$(strip $(GRUB_TERMINAL_CONFIG))#g' \
  78                 -e 's#@CMDLINE@#$(strip $(call Image/cmdline/$(1)) $(BOOTOPTS) $(GRUB_CONSOLE_CMDLINE))#g' \
  79                 -e 's#@TIMEOUT@#$(GRUB_TIMEOUT)#g' \
  80                 -e 's#@TITLE@#$(GRUB_TITLE)#g' \
  81                 ./grub.cfg > $(KDIR)/root.grub/boot/grub/grub.cfg
  82         -$(CP) $(STAGING_DIR_ROOT)/boot/. $(KDIR)/root.grub/boot/
  83         PADDING="$(CONFIG_TARGET_IMAGES_PAD)" SIGNATURE="$(SIGNATURE)" PATH="$(TARGET_PATH)" $(SCRIPT_DIR)/gen_image_generic.sh \
  84                 $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img \
  85                 $(CONFIG_TARGET_KERNEL_PARTSIZE) $(KDIR)/root.grub \
  86                 $(CONFIG_TARGET_ROOTFS_PARTSIZE) $(KDIR)/root.$(1) \
  87                 256
  88         grub-bios-setup \
  89                 --device-map="$(KDIR)/grub2/device.map" \
  90                 -d "$(KDIR)/grub2" \
  91                 -r "hd0,msdos1" \
  92                 "$(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img"
  93   endef
  94 endif
  95
  96 define Image/Build/squashfs
  97         dd if=/dev/zero bs=128k count=1 >> $(KDIR)/root.squashfs
  98 endef
  99
 100 define Image/Build/iso
 101         $(INSTALL_DIR) $(KDIR)/root.grub/boot/grub $(KDIR)/grub2
 102         $(CP) $(KDIR)/bzImage $(KDIR)/root.grub/boot/vmlinuz
 103         grub-mkimage \
 104                 -p /boot/grub \
 105                 -d $(STAGING_DIR_HOST)/lib/grub/i386-pc \
 106                 -o $(KDIR)/grub2/eltorito.img \
 107                 -O i386-pc \
 108                 -c ./grub-early.cfg \
 109                 $(GRUB2_MODULES_ISO)
 110         cat \
 111                 $(STAGING_DIR_HOST)/lib/grub/i386-pc/cdboot.img \
 112                 $(KDIR)/grub2/eltorito.img \
 113                 > $(KDIR)/root.grub/boot/grub/eltorito.img
 114         sed \
 115                 -e 's#@SERIAL_CONFIG@#$(strip $(GRUB_SERIAL_CONFIG))#g' \
 116                 -e 's#@TERMINAL_CONFIG@#$(strip $(GRUB_TERMINAL_CONFIG))#g' \
 117                 -e 's#@CMDLINE@#root=/dev/sr0 rootfstype=iso9660 rootwait $(strip $(call Image/cmdline/$(1)) $(BOOTOPTS) $(GRUB_CONSOLE_CMDLINE))#g' \
 118                 -e 's#@TIMEOUT@#$(GRUB_TIMEOUT)#g' \
 119                 -e 's#@TITLE@#$(GRUB_TITLE)#g' \
 120                 ./grub-iso.cfg > $(KDIR)/root.grub/boot/grub/grub.cfg
 121         -$(CP) $(STAGING_DIR_ROOT)/boot/. $(KDIR)/root.grub/boot/
 122         mkisofs -R -b boot/grub/eltorito.img -no-emul-boot -boot-info-table \
 123                 -o $(KDIR)/root.iso $(KDIR)/root.grub $(TARGET_DIR)
 124 endef
 125
 126 ifneq ($(CONFIG_VDI_IMAGES),)
 127   define Image/Build/vdi
 128         rm $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).vdi || true
 129         qemu-img convert -f raw -O vdi \
 130                 $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img \
 131                 $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).vdi
 132   endef
 133 endif
 134
 135 ifneq ($(CONFIG_VMDK_IMAGES),)
 136   define Image/Build/vmdk
 137         rm $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).vmdk || true
 138         qemu-img convert -f raw -O vmdk \
 139                 $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img \
 140                 $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).vmdk
 141   endef
 142 endif
 143
 144 define Image/Build/gzip
 145         gzip -f9n $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img
 146         gzip -f9n $(BIN_DIR)/$(IMG_PREFIX)-rootfs-$(1).img
 147 endef
 148
 149 ifneq ($(CONFIG_TARGET_IMAGES_GZIP),)
 150   define Image/Build/gzip/ext4
 151         $(call Image/Build/gzip,ext4)
 152   endef
 153   define Image/Build/gzip/squashfs
 154         $(call Image/Build/gzip,squashfs)
 155   endef
 156 endif
 157
 158 define Image/BuildKernel
 159         $(CP) $(KDIR)/bzImage $(BIN_DIR)/$(IMG_PREFIX)-vmlinuz
 160 endef
 161
 162 define Image/Prepare
 163         $(call Image/Prepare/grub2)
 164 endef
 165
 166 define Image/Build/Initramfs
 167         $(CP) $(KDIR)/bzImage-initramfs $(BIN_DIR)/$(IMG_PREFIX)-ramfs.bzImage
 168 endef
 169
 170 define Image/Build
 171         $(call Image/Build/$(1))
 172   ifneq ($(1),iso)
 173         $(call Image/Build/grub2,$(1))
 174         $(call Image/Build/vdi,$(1))
 175         $(call Image/Build/vmdk,$(1))
 176         $(CP) $(KDIR)/root.$(1) $(BIN_DIR)/$(IMG_PREFIX)-rootfs-$(1).img
 177   else
 178         $(CP) $(KDIR)/root.iso $(BIN_DIR)/$(IMG_PREFIX).iso
 179   endif
 180         $(CP) $(KDIR)/bzImage $(BIN_DIR)/$(IMG_PREFIX)-vmlinuz
 181         $(call Image/Build/gzip/$(1))
 182 ifeq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y)
 183         $(call Image/Build/Initramfs)
 184 endif
 185 endef
 186
 187 $(eval $(call BuildImage))