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
  35   GRUB_SERIAL_CONFIG := serial --unit=0 --speed=$(CONFIG_GRUB_BAUDRATE) --word=8 --parity=no --stop=1 --rtscts=off
  36   GRUB_TERMINALS += serial
  37 endif
  38
  39 ifneq ($(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,$(CONFIG_GRUB_TIMEOUT))
  48
  49 ifneq ($(CONFIG_GRUB_IMAGES),)
  50
  51   BOOTOPTS:=$(call qstrip,$(CONFIG_GRUB_BOOTOPTS))
  52
  53   define Image/cmdline/ext4
  54     root=$(ROOTPART) rootfstype=ext4 rootwait
  55   endef
  56
  57   define Image/cmdline/squashfs
  58     root=$(ROOTPART) rootfstype=squashfs rootwait
  59   endef
  60
  61   define Image/Build/grub2
  62         # left here because the image builder doesnt need these
  63         $(INSTALL_DIR) $(KDIR)/root.grub/boot/grub $(KDIR)/grub2
  64         $(CP) $(KDIR)/bzImage $(KDIR)/root.grub/boot/vmlinuz
  65         grub-mkimage \
  66                 -d $(STAGING_DIR_HOST)/lib/grub/i386-pc \
  67                 -o $(KDIR)/grub2/core.img \
  68                 -O i386-pc \
  69                 -c ./grub-early.cfg \
  70                 $(GRUB2_MODULES)
  71         $(CP) $(STAGING_DIR_HOST)/lib/grub/i386-pc/*.img $(KDIR)/grub2/
  72         echo '(hd0) $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img' > $(KDIR)/grub2/device.map
  73         sed \
  74                 -e 's#@SERIAL_CONFIG@#$(strip $(GRUB_SERIAL_CONFIG))#g' \
  75                 -e 's#@TERMINAL_CONFIG@#$(strip $(GRUB_TERMINAL_CONFIG))#g' \
  76                 -e 's#@CMDLINE@#$(strip $(call Image/cmdline/$(1)) $(BOOTOPTS) $(GRUB_CONSOLE_CMDLINE))#g' \
  77                 -e 's#@TIMEOUT@#$(GRUB_TIMEOUT)#g' \
  78                 ./grub.cfg > $(KDIR)/root.grub/boot/grub/grub.cfg
  79         PADDING="$(CONFIG_TARGET_IMAGES_PAD)" SIGNATURE="$(SIGNATURE)" PATH="$(TARGET_PATH)" ./gen_image_generic.sh \
  80                 $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img \
  81                 $(CONFIG_TARGET_KERNEL_PARTSIZE) $(KDIR)/root.grub \
  82                 $(CONFIG_TARGET_ROOTFS_PARTSIZE) $(KDIR)/root.$(1) \
  83                 256
  84         grub-bios-setup \
  85                 --device-map="$(KDIR)/grub2/device.map" \
  86                 -d "$(KDIR)/grub2" \
  87                 -r "hd0,msdos1" \
  88                 "$(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img"
  89         $(call Image/Build/grub/$(1))
  90   endef
  91 endif
  92
  93 ROOTDELAY=10
  94
  95 define Image/Build/squashfs
  96         dd if=/dev/zero bs=128k count=1 >> $(KDIR)/root.squashfs
  97 endef
  98
  99 define Image/Build/iso
 100         $(INSTALL_DIR) $(KDIR)/root.grub/boot/grub $(KDIR)/grub2
 101         $(CP) $(KDIR)/bzImage $(KDIR)/root.grub/boot/vmlinuz
 102         grub-mkimage \
 103                 -d $(STAGING_DIR_HOST)/lib/grub/i386-pc \
 104                 -o $(KDIR)/grub2/eltorito.img \
 105                 -O i386-pc \
 106                 -c ./grub-early.cfg \
 107                 $(GRUB2_MODULES_ISO)
 108         cat \
 109                 $(STAGING_DIR_HOST)/lib/grub/i386-pc/cdboot.img \
 110                 $(KDIR)/grub2/eltorito.img \
 111                 > $(KDIR)/root.grub/boot/grub/eltorito.img
 112         sed \
 113                 -e 's#@SERIAL_CONFIG@#$(strip $(GRUB_SERIAL_CONFIG))#g' \
 114                 -e 's#@TERMINAL_CONFIG@#$(strip $(GRUB_TERMINAL_CONFIG))#g' \
 115                 -e 's#@CMDLINE@#root=/dev/sr0 rootfstype=iso9660 rootwait $(strip $(call Image/cmdline/$(1)) $(BOOTOPTS) $(GRUB_CONSOLE_CMDLINE))#g' \
 116                 -e 's#@TIMEOUT@#$(GRUB_TIMEOUT)#g' \
 117                 ./grub-iso.cfg > $(KDIR)/root.grub/boot/grub/grub.cfg
 118         $(CP) $(KDIR)/bzImage $(KDIR)/root.grub/boot/vmlinuz
 119         mkisofs -R -b boot/grub/eltorito.img -no-emul-boot -boot-info-table \
 120                 -o $(KDIR)/root.iso $(KDIR)/root.grub $(TARGET_DIR)
 121 endef
 122
 123 ifneq ($(CONFIG_VDI_IMAGES),)
 124   define Image/Build/vdi
 125         rm $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).vdi || true
 126         qemu-img convert -f raw -O vdi \
 127                 $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img \
 128                 $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).vdi
 129         # XXX: VBoxManage insists on setting perms to 0600
 130         chmod 0644 $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).vdi
 131   endef
 132 endif
 133
 134 ifneq ($(CONFIG_VMDK_IMAGES),)
 135   define Image/Build/vmdk
 136         rm $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).vmdk || true
 137         qemu-img convert -f raw -O vmdk \
 138                 $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img \
 139                 $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).vmdk
 140   endef
 141 endif
 142
 143 define Image/Build/gzip
 144         gzip -f9n $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img
 145         gzip -f9n $(BIN_DIR)/$(IMG_PREFIX)-rootfs-$(1).img
 146 endef
 147
 148 ifneq ($(CONFIG_TARGET_IMAGES_GZIP),)
 149   define Image/Build/gzip/ext4
 150         $(call Image/Build/gzip,ext4)
 151   endef
 152   ifneq ($(CONFIG_TARGET_IMAGES_PAD),)
 153     define Image/Build/gzip/squashfs
 154         $(call Image/Build/gzip,squashfs)
 155     endef
 156   endif
 157 endif
 158
 159 define Image/BuildKernel
 160         $(CP) $(KDIR)/bzImage $(BIN_DIR)/$(IMG_PREFIX)-vmlinuz
 161 endef
 162
 163 define Image/Prepare
 164         $(call Image/Prepare/grub2)
 165 endef
 166
 167 define Image/Build/Initramfs
 168         $(CP) $(KDIR)/bzImage-initramfs $(BIN_DIR)/$(IMG_PREFIX)-ramfs.bzImage
 169 endef
 170
 171 define Image/Build
 172         $(call Image/Build/$(1))
 173   ifneq ($(1),iso)
 174         $(call Image/Build/grub2,$(1))
 175         $(call Image/Build/vdi,$(1))
 176         $(call Image/Build/vmdk,$(1))
 177         $(CP) $(KDIR)/root.$(1) $(BIN_DIR)/$(IMG_PREFIX)-rootfs-$(1).img
 178   else
 179         $(CP) $(KDIR)/root.iso $(BIN_DIR)/$(IMG_PREFIX).iso
 180   endif
 181         $(CP) $(KDIR)/bzImage $(BIN_DIR)/$(IMG_PREFIX)-vmlinuz
 182         $(call Image/Build/gzip/$(1))
 183 ifeq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y)
 184         $(call Image/Build/Initramfs)
 185 endif
 186 endef
 187
 188 $(eval $(call BuildImage))