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 kvm_guest
  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 dd if=/dev/urandom bs=4 count=1 2>/dev/null | hexdump -v -e '"%08x"')
  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=$(ROOTPART) rootfstype=ext4 rootwait
  55   endef
  56
  57   define Image/cmdline/jffs2-64k
  58     block2mtd.block2mtd=$(ROOTPART),65536,rootfs,5 root=/dev/mtdblock0 rootfstype=jffs2 rootwait
  59   endef
  60
  61   define Image/cmdline/jffs2-128k
  62     block2mtd.block2mtd=$(ROOTPART),131072,rootfs,5 root=/dev/mtdblock0 rootfstype=jffs2 rootwait
  63   endef
  64
  65   define Image/cmdline/squashfs
  66     block2mtd.block2mtd=$(ROOTPART),65536,rootfs,5 root=/dev/mtdblock0 rootfstype=squashfs rootwait
  67   endef
  68
  69   define Image/Build/grub2
  70         # left here because the image builder doesnt need these
  71         $(INSTALL_DIR) $(KDIR)/root.grub/boot/grub $(KDIR)/grub2
  72         $(CP) $(KDIR)/bzImage $(KDIR)/root.grub/boot/vmlinuz
  73         grub-mkimage \
  74                 -d $(STAGING_DIR_HOST)/lib/grub/i386-pc \
  75                 -o $(KDIR)/grub2/core.img \
  76                 -O i386-pc \
  77                 -c ./grub-early.cfg \
  78                 $(GRUB2_MODULES)
  79         $(CP) $(STAGING_DIR_HOST)/lib/grub/i386-pc/*.img $(KDIR)/grub2/
  80         echo '(hd0) $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img' > $(KDIR)/grub2/device.map
  81         sed \
  82                 -e 's#@SERIAL_CONFIG@#$(strip $(GRUB_SERIAL_CONFIG))#g' \
  83                 -e 's#@TERMINAL_CONFIG@#$(strip $(GRUB_TERMINAL_CONFIG))#g' \
  84                 -e 's#@CMDLINE@#$(strip $(call Image/cmdline/$(1)) $(BOOTOPTS) $(GRUB_CONSOLE_CMDLINE))#g' \
  85                 -e 's#@TIMEOUT@#$(GRUB_TIMEOUT)#g' \
  86                 ./grub.cfg > $(KDIR)/root.grub/boot/grub/grub.cfg
  87         PADDING="$(CONFIG_TARGET_IMAGES_PAD)" SIGNATURE="$(SIGNATURE)" PATH="$(TARGET_PATH)" ./gen_image_generic.sh \
  88                 $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img \
  89                 $(CONFIG_TARGET_KERNEL_PARTSIZE) $(KDIR)/root.grub \
  90                 $(CONFIG_TARGET_ROOTFS_PARTSIZE) $(KDIR)/root.$(1) \
  91                 256
  92         grub-bios-setup \
  93                 --device-map="$(KDIR)/grub2/device.map" \
  94                 -d "$(KDIR)/grub2" \
  95                 -r "hd0,msdos1" \
  96                 "$(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img"
  97         $(call Image/Build/grub/$(1))
  98   endef
  99 endif
 100
 101 ROOTDELAY=10
 102
 103 define Image/Build/squashfs
 104         $(call prepare_generic_squashfs,$(KDIR)/root.squashfs)
 105 endef
 106
 107 define Image/Build/iso
 108         $(INSTALL_DIR) $(KDIR)/root.grub/boot/grub $(KDIR)/grub2
 109         $(CP) $(KDIR)/bzImage $(KDIR)/root.grub/boot/vmlinuz
 110         grub-mkimage \
 111                 -d $(STAGING_DIR_HOST)/lib/grub/i386-pc \
 112                 -o $(KDIR)/grub2/eltorito.img \
 113                 -O i386-pc \
 114                 -c ./grub-early.cfg \
 115                 $(GRUB2_MODULES_ISO)
 116         cat \
 117                 $(STAGING_DIR_HOST)/lib/grub/i386-pc/cdboot.img \
 118                 $(KDIR)/grub2/eltorito.img \
 119                 > $(KDIR)/root.grub/boot/grub/eltorito.img
 120         sed \
 121                 -e 's#@SERIAL_CONFIG@#$(strip $(GRUB_SERIAL_CONFIG))#g' \
 122                 -e 's#@TERMINAL_CONFIG@#$(strip $(GRUB_TERMINAL_CONFIG))#g' \
 123                 -e 's#@CMDLINE@#root=/dev/sr0 rootfstype=iso9660 rootwait $(strip $(call Image/cmdline/$(1)) $(BOOTOPTS) $(GRUB_CONSOLE_CMDLINE))#g' \
 124                 -e 's#@TIMEOUT@#$(GRUB_TIMEOUT)#g' \
 125                 ./grub-iso.cfg > $(KDIR)/root.grub/boot/grub/grub.cfg
 126         $(CP) $(KDIR)/bzImage $(KDIR)/root.grub/boot/vmlinuz
 127         mkisofs -R -b boot/grub/eltorito.img -no-emul-boot -boot-info-table \
 128                 -o $(KDIR)/root.iso $(KDIR)/root.grub $(TARGET_DIR)
 129 endef
 130
 131 ifneq ($(CONFIG_VDI_IMAGES),)
 132   define Image/Build/vdi
 133         rm $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).vdi || true
 134         qemu-img convert -f raw -O vdi \
 135                 $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img \
 136                 $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).vdi
 137         # XXX: VBoxManage insists on setting perms to 0600
 138         chmod 0644 $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).vdi
 139   endef
 140 endif
 141
 142 ifneq ($(CONFIG_VMDK_IMAGES),)
 143   define Image/Build/vmdk
 144         rm $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).vmdk || true
 145         qemu-img convert -f raw -O vmdk \
 146                 $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img \
 147                 $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).vmdk
 148   endef
 149 endif
 150
 151 define Image/Build/gzip
 152         gzip -f9n $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img
 153         gzip -f9n $(BIN_DIR)/$(IMG_PREFIX)-rootfs-$(1).img
 154 endef
 155
 156 ifneq ($(CONFIG_TARGET_IMAGES_GZIP),)
 157   define Image/Build/gzip/ext4
 158         $(call Image/Build/gzip,ext4)
 159   endef
 160   ifneq ($(CONFIG_TARGET_IMAGES_PAD),)
 161     define Image/Build/gzip/squashfs
 162         $(call Image/Build/gzip,squashfs)
 163     endef
 164     define Image/Build/gzip/jffs2-64k
 165         $(call Image/Build/gzip,jffs2-64k)
 166     endef
 167     define Image/Build/gzip/jffs2-128k
 168         $(call Image/Build/gzip,jffs2-128k)
 169     endef
 170   endif
 171 endif
 172
 173 define Image/BuildKernel
 174         $(CP) $(KDIR)/bzImage $(BIN_DIR)/$(IMG_PREFIX)-vmlinuz
 175   ifneq ($(CONFIG_X86_ETHERBOOT_IMAGES),)
 176         rm -f $(BIN_DIR)/$(IMG_PREFIX)-etherboot
 177         $(STAGING_DIR_HOST)/bin/mkelfImage \
 178                 --append=$(CONFIG_X86_ETHERBOOT_BOOTOPTS) \
 179                 $(KDIR)/bzImage \
 180                 $(BIN_DIR)/$(IMG_PREFIX)-etherboot
 181   endif
 182 endef
 183
 184 define Image/Build/Profile/ar525w
 185         cp $(KDIR)/bzImage $(KDIR)/bzImage.tmp
 186         $(SCRIPT_DIR)/pad_image $(1) $(KDIR)/bzImage.tmp $(KDIR)/root.$(1) 32
 187         $(STAGING_DIR_HOST)/bin/airlink -b 1 $(KDIR)/bzImage.tmp $(KDIR)/root.$(1) \
 188                 $(BIN_DIR)/$(IMG_PREFIX)-$(1)-ar525w.img
 189         $(STAGING_DIR_HOST)/bin/airlink -e -b 1 $(KDIR)/bzImage.tmp $(KDIR)/root.$(1) \
 190                 $(BIN_DIR)/$(IMG_PREFIX)-$(1)-ar525w-web.img
 191 endef
 192
 193 define Image/Build/Profile/sitecom
 194         cp $(KDIR)/bzImage $(KDIR)/bzImage.tmp
 195         #32k config data + 20 bytes header + 2 bytes checksum after kernel image
 196         $(SCRIPT_DIR)/pad_image $(1) $(KDIR)/bzImage.tmp $(KDIR)/root.$(1) 32790
 197         $(TOPDIR)/target/linux/rdc/image/mkimg_sitecom.pl $(KDIR)/bzImage.tmp > $(KDIR)/tmp.img
 198         cat $(KDIR)/root.$(1) >> $(KDIR)/tmp.img
 199         cp $(KDIR)/tmp.img $(BIN_DIR)/$(IMG_PREFIX)-$(1)-sitecom.img
 200         rm $(KDIR)/tmp.img $(KDIR)/bzImage.tmp
 201 endef
 202
 203 define Image/Build/Profile/bifferboard
 204         $(TOPDIR)/target/linux/rdc/image/mkimg_bifferboard.py $(KDIR)/bzImage $(KDIR)/root.$(1) \
 205                 $(BIN_DIR)/$(IMG_PREFIX)-$(1)-bifferboard.img
 206 endef
 207
 208 define Image/Prepare
 209         $(call Image/Prepare/grub2)
 210 endef
 211
 212 define Image/Build/Initramfs
 213         $(CP) $(KDIR)/bzImage-initramfs $(BIN_DIR)/$(IMG_PREFIX)-ramfs.bzImage
 214 endef
 215
 216 define Image/Build
 217         $(call Image/Build/$(1))
 218   ifneq ($(1),iso)
 219         $(call Image/Build/grub2,$(1))
 220         $(call Image/Build/vdi,$(1))
 221         $(call Image/Build/vmdk,$(1))
 222         $(CP) $(KDIR)/root.$(1) $(BIN_DIR)/$(IMG_PREFIX)-rootfs-$(1).img
 223   else
 224         $(CP) $(KDIR)/root.iso $(BIN_DIR)/$(IMG_PREFIX).iso
 225   endif
 226         $(CP) $(KDIR)/bzImage $(BIN_DIR)/$(IMG_PREFIX)-vmlinuz
 227         $(call Image/Build/gzip/$(1))
 228         $(call Image/Build/Profile/$(PROFILE),$(1))
 229 ifeq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y)
 230         $(call Image/Build/Initramfs)
 231 endif
 232 endef
 233
 234 $(eval $(call BuildImage))