target/linux/x86/image/Makefile

   1 #
   2 # Copyright (C) 2006-2020 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 $(INCLUDE_DIR)/image.mk
   9
  10 GRUB2_VARIANT =
  11 GRUB_TERMINALS =
  12 GRUB_SERIAL_CONFIG =
  13 GRUB_TERMINAL_CONFIG =
  14 GRUB_CONSOLE_CMDLINE =
  15
  16 ifneq ($(strip $(foreach subtarget,$(USE_ATKBD),$(CONFIG_TARGET_x86_$(subtarget)))),)
  17   GRUB2_VARIANT := generic
  18 else
  19   GRUB2_VARIANT := legacy
  20 endif
  21
  22 ifneq ($(CONFIG_GRUB_CONSOLE),)
  23   GRUB_CONSOLE_CMDLINE += console=tty0
  24   GRUB_TERMINALS += console
  25 endif
  26
  27 GRUB_SERIAL:=$(call qstrip,$(CONFIG_GRUB_SERIAL))
  28
  29 ifneq ($(GRUB_SERIAL),)
  30   GRUB_CONSOLE_CMDLINE += console=$(GRUB_SERIAL),$(CONFIG_GRUB_BAUDRATE)n8$(if $(CONFIG_GRUB_FLOWCONTROL),r,)
  31   GRUB_SERIAL_CONFIG := serial --unit=0 --speed=$(CONFIG_GRUB_BAUDRATE) --word=8 --parity=no --stop=1 --rtscts=$(if $(CONFIG_GRUB_FLOWCONTROL),on,off)
  32   GRUB_TERMINALS += serial
  33 endif
  34
  35 ifneq ($(GRUB_TERMINALS),)
  36   GRUB_TERMINAL_CONFIG := terminal_input $(GRUB_TERMINALS); terminal_output $(GRUB_TERMINALS)
  37 endif
  38
  39 ROOTPART:=$(call qstrip,$(CONFIG_TARGET_ROOTFS_PARTNAME))
  40 ROOTPART:=$(if $(ROOTPART),$(ROOTPART),PARTUUID=$(IMG_PART_SIGNATURE)-02)
  41
  42 GRUB_TIMEOUT:=$(call qstrip,$(CONFIG_GRUB_TIMEOUT))
  43 GRUB_TITLE:=$(call qstrip,$(CONFIG_GRUB_TITLE))
  44
  45 BOOTOPTS:=$(call qstrip,$(CONFIG_GRUB_BOOTOPTS))
  46
  47 define Build/combined
  48         $(CP) $(KDIR)/$(KERNEL_NAME) $@.boot/boot/vmlinuz
  49         -$(CP) $(STAGING_DIR_ROOT)/boot/. $@.boot/boot/
  50         PADDING="$(CONFIG_TARGET_IMAGES_PAD)" SIGNATURE="$(IMG_PART_SIGNATURE)" $(SCRIPT_DIR)/gen_image_generic.sh \
  51                 $@ \
  52                 $(CONFIG_TARGET_KERNEL_PARTSIZE) $@.boot \
  53                 $(CONFIG_TARGET_ROOTFS_PARTSIZE) $(IMAGE_ROOTFS) \
  54                 256
  55 endef
  56
  57 define Build/grub-config
  58         rm -fR $@.boot
  59         $(INSTALL_DIR) $@.boot/boot/grub
  60         sed \
  61                 -e 's#@SERIAL_CONFIG@#$(strip $(GRUB_SERIAL_CONFIG))#g' \
  62                 -e 's#@TERMINAL_CONFIG@#$(strip $(GRUB_TERMINAL_CONFIG))#g' \
  63                 -e 's#@ROOTPART@#root=$(ROOTPART) rootwait#g' \
  64                 -e 's#@CMDLINE@#$(BOOTOPTS) $(GRUB_CONSOLE_CMDLINE)#g' \
  65                 -e 's#@TIMEOUT@#$(GRUB_TIMEOUT)#g' \
  66                 -e 's#@TITLE@#$(GRUB_TITLE)#g' \
  67                 ./grub-$(1).cfg > $@.boot/boot/grub/grub.cfg
  68 endef
  69
  70 define Build/grub-install
  71         rm -fR $@.grub2
  72         $(INSTALL_DIR) $@.grub2
  73         $(CP) $(STAGING_DIR_HOST)/lib/grub/i386-pc/*.img \
  74                 $(STAGING_DIR_HOST)/lib/grub/grub2-$(GRUB2_VARIANT)/core.img \
  75                 $@.grub2/
  76         echo '(hd0) $@' > $@.grub2/device.map
  77         $(STAGING_DIR_HOST)/bin/grub-bios-setup \
  78                 -m "$@.grub2/device.map" \
  79                 -d "$@.grub2" \
  80                 -r "hd0,msdos1" \
  81                 $@
  82 endef
  83
  84 define Build/iso
  85         $(CP) $(KDIR)/$(KERNEL_NAME) $@.boot/boot/vmlinuz
  86         cat \
  87                 $(STAGING_DIR_HOST)/lib/grub/i386-pc/cdboot.img \
  88                 $(STAGING_DIR_HOST)/lib/grub/grub2-iso/eltorito.img \
  89                 > $@.boot/boot/grub/eltorito.img
  90         -$(CP) $(STAGING_DIR_ROOT)/boot/. $@.boot/boot/
  91         mkisofs -R -b boot/grub/eltorito.img -no-emul-boot -boot-info-table \
  92                 -o $@ $@.boot $(TARGET_DIR)
  93 endef
  94
  95 DEVICE_VARS += GRUB2_VARIANT
  96 define Device/Default
  97   ARTIFACT/image.iso := grub-config iso | iso
  98   IMAGES := combined.img.gz
  99   IMAGE/combined.img.gz := append-rootfs | pad-extra 128k | grub-config pc | combined | grub-install | gzip
 100   IMAGE/combined.vdi := append-rootfs | pad-extra 128k | grub-config pc | combined | grub-install | qemu-image vdi
 101   IMAGE/combined.vmdk := append-rootfs | pad-extra 128k | grub-config pc | combined | grub-install | qemu-image vmdk
 102   KERNEL := kernel-bin
 103   KERNEL_INSTALL := 1
 104   KERNEL_NAME := bzImage
 105   ifeq ($(CONFIG_ISO_IMAGES),y)
 106     ARTIFACTS := image.iso
 107   endif
 108   ifeq ($(CONFIG_VDI_IMAGES),y)
 109     IMAGES += combined.vdi
 110   endif
 111   ifeq ($(CONFIG_VMDK_IMAGES),y)
 112     IMAGES += combined.vmdk
 113   endif
 114 endef
 115
 116 $(eval $(call Image/gzip-ext4-padded-squashfs))
 117
 118 ifeq ($(SUBTARGET),64)
 119   include 64.mk
 120 endif
 121
 122 ifeq ($(SUBTARGET),generic)
 123   include generic.mk
 124 endif
 125
 126 ifeq ($(SUBTARGET),legacy)
 127   include legacy.mk
 128 endif
 129
 130 $(eval $(call BuildImage))
 131