Root/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#
7include $(TOPDIR)/rules.mk
8include $(INCLUDE_DIR)/image.mk
9
10export PATH=$(TARGET_PATH):/sbin
11
12GRUB2_MODULES = at_keyboard biosdisk boot chain configfile ext2 linux ls part_msdos reboot serial vga
13GRUB2_MODULES_ISO = at_keyboard biosdisk boot chain configfile iso9660 linux ls part_msdos reboot serial vga
14GRUB_TERMINALS =
15GRUB_SERIAL_CONFIG =
16GRUB_TERMINAL_CONFIG =
17GRUB_CONSOLE_CMDLINE =
18
19ifneq ($(CONFIG_X86_GRUB_CONSOLE),)
20  GRUB_CONSOLE_CMDLINE += console=tty0
21  GRUB_TERMINALS += console
22endif
23
24ifneq ($(CONFIG_X86_GRUB_SERIAL),)
25  GRUB_CONSOLE_CMDLINE += console=$(call qstrip,$(CONFIG_X86_GRUB_SERIAL)),$(CONFIG_X86_GRUB_BAUDRATE)n8
26  GRUB_SERIAL_CONFIG := serial --unit=0 --speed=$(CONFIG_X86_GRUB_BAUDRATE) --word=8 --parity=no --stop=1
27  GRUB_TERMINALS += serial
28endif
29
30ifneq ($(GRUB_TERMINALS),)
31  GRUB_TERMINAL_CONFIG := terminal_input $(GRUB_TERMINALS); terminal_output $(GRUB_TERMINALS)
32endif
33
34ROOTPART:=$(call qstrip,$(CONFIG_TARGET_ROOTFS_PARTNAME))
35
36GRUB_TIMEOUT:=$(call qstrip,$(CONFIG_X86_GRUB_TIMEOUT))
37
38ifneq ($(CONFIG_X86_GRUB_IMAGES),)
39
40  BOOTOPTS:=$(call qstrip,$(CONFIG_X86_GRUB_BOOTOPTS))
41
42  define Image/cmdline/ext4
43    root=$(ROOTPART) rootfstype=ext4 rootwait
44  endef
45
46  define Image/cmdline/jffs2-64k
47    block2mtd.block2mtd=$(ROOTPART),65536,rootfs root=/dev/mtdblock0 rootfstype=jffs2 rootwait
48  endef
49
50  define Image/cmdline/jffs2-128k
51    block2mtd.block2mtd=$(ROOTPART),131072,rootfs root=/dev/mtdblock0 rootfstype=jffs2 rootwait
52  endef
53
54  define Image/cmdline/squashfs
55    block2mtd.block2mtd=$(ROOTPART),65536,rootfs root=/dev/mtdblock0 rootfstype=squashfs rootwait
56  endef
57
58  define Image/Build/grub2
59    # left here because the image builder doesnt need these
60    $(INSTALL_DIR) $(KDIR)/root.grub/boot/grub $(KDIR)/grub2
61    $(CP) $(KDIR)/bzImage $(KDIR)/root.grub/boot/vmlinuz
62    grub-mkimage \
63        -o $(KDIR)/grub2/core.img \
64        -O i386-pc \
65        -c ./grub-early.cfg \
66        $(GRUB2_MODULES)
67    $(CP) $(STAGING_DIR_HOST)/lib/grub/i386-pc/*.img $(KDIR)/grub2/
68    echo '(hd0) $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img' > $(KDIR)/grub2/device.map
69    sed \
70        -e 's#@SERIAL_CONFIG@#$(strip $(GRUB_SERIAL_CONFIG))#g' \
71        -e 's#@TERMINAL_CONFIG@#$(strip $(GRUB_TERMINAL_CONFIG))#g' \
72        -e 's#@CMDLINE@#$(strip $(call Image/cmdline/$(1)) $(BOOTOPTS) $(GRUB_CONSOLE_CMDLINE))#g' \
73        -e 's#@TIMEOUT@#$(GRUB_TIMEOUT)#g' \
74        ./grub.cfg > $(KDIR)/root.grub/boot/grub/grub.cfg
75    PADDING="$(CONFIG_TARGET_IMAGES_PAD)" PATH="$(TARGET_PATH)" ./gen_image_generic.sh \
76        $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img \
77        $(CONFIG_TARGET_KERNEL_PARTSIZE) $(KDIR)/root.grub \
78        $(CONFIG_TARGET_ROOTFS_PARTSIZE) $(KDIR)/root.$(1) \
79        256
80    grub-bios-setup \
81        --device-map="$(KDIR)/grub2/device.map" \
82        -d "$(KDIR)/grub2" \
83        -r "hd0,msdos1" \
84        "$(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img"
85    $(call Image/Build/grub/$(1))
86  endef
87endif
88
89ROOTDELAY=10
90
91ifneq ($(CONFIG_OLPC_BOOTSCRIPT_IMAGES),)
92
93  define Image/cmdline/ext4
94    root=$(ROOTPART) rootfstype=ext4 rootwait
95  endef
96
97  define Image/cmdline/jffs2-64k
98    block2mtd.block2mtd=$(ROOTPART),65536,rootfs root=/dev/mtdblock0 rootfstype=jffs2 rootdelay=$(ROOTDELAY)
99  endef
100
101  define Image/cmdline/jffs2-128k
102    block2mtd.block2mtd=$(ROOTPART),131072,rootfs root=/dev/mtdblock0 rootfstype=jffs2 rootdelay=$(ROOTDELAY)
103  endef
104
105  define Image/cmdline/squashfs
106    block2mtd.block2mtd=$(ROOTPART),65536,rootfs root=/dev/mtdblock0 rootfstype=squashfs rootdelay=$(ROOTDELAY)
107  endef
108
109  define Image/Build/bootscript
110    # left here because the image builder doesnt need these
111    $(INSTALL_DIR) $(KDIR)/root.bootscript/boot
112    $(CP) $(KDIR)/bzImage $(KDIR)/root.bootscript/boot/vmlinuz
113    sed -e 's#@CMDLINE@#$(strip $(call Image/cmdline/$(1))) $(BOOTOPTS)#g' \
114        ./olpc.fth > $(KDIR)/root.bootscript/boot/olpc.fth
115    PADDING="$(CONFIG_TARGET_IMAGES_PAD)" PATH="$(TARGET_PATH)" ./gen_image_olpc.sh \
116        $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img \
117        $(CONFIG_TARGET_KERNEL_PARTSIZE) $(KDIR)/root.bootscript \
118        $(CONFIG_TARGET_ROOTFS_PARTSIZE) $(KDIR)/root.$(1)
119  endef
120
121endif
122
123define Image/Build/squashfs
124    $(call prepare_generic_squashfs,$(KDIR)/root.squashfs)
125endef
126
127define Image/Build/iso
128    $(INSTALL_DIR) $(KDIR)/root.grub/boot/grub $(KDIR)/grub2
129    $(CP) $(KDIR)/bzImage $(KDIR)/root.grub/boot/vmlinuz
130    grub-mkimage \
131        -o $(KDIR)/grub2/eltorito.img \
132        -O i386-pc \
133        -c ./grub-early.cfg \
134        $(GRUB2_MODULES_ISO)
135    cat \
136        $(STAGING_DIR_HOST)/lib/grub/i386-pc/cdboot.img \
137        $(KDIR)/grub2/eltorito.img \
138        > $(KDIR)/root.grub/boot/grub/eltorito.img
139    sed \
140        -e 's#@SERIAL_CONFIG@#$(strip $(GRUB_SERIAL_CONFIG))#g' \
141        -e 's#@TERMINAL_CONFIG@#$(strip $(GRUB_TERMINAL_CONFIG))#g' \
142        -e 's#@CMDLINE@#root=/dev/sr0 rootfstype=iso9660 rootwait $(strip $(call Image/cmdline/$(1)) $(BOOTOPTS) $(GRUB_CONSOLE_CMDLINE))#g' \
143        -e 's#@TIMEOUT@#$(GRUB_TIMEOUT)#g' \
144        ./grub-iso.cfg > $(KDIR)/root.grub/boot/grub/grub.cfg
145    $(CP) $(KDIR)/bzImage $(KDIR)/root.grub/boot/vmlinuz
146    mkisofs -R -b boot/grub/eltorito.img -no-emul-boot -boot-info-table \
147        -o $(KDIR)/root.iso $(KDIR)/root.grub $(TARGET_DIR)
148endef
149
150ifneq ($(CONFIG_X86_VDI_IMAGES),)
151  define Image/Build/vdi
152    # left here because the image builder doesnt need these
153    ifeq ($(1),ext4)
154        rm $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).vdi || true
155        qemu-img convert -f raw -O vdi \
156            $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img \
157            $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).vdi
158        # XXX: VBoxManage insists on setting perms to 0600
159        chmod 0644 $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).vdi
160    endif
161  endef
162endif
163
164ifneq ($(CONFIG_X86_VMDK_IMAGES),)
165  define Image/Build/vmdk
166    # left here because the image builder doesnt need these
167    ifeq ($(1),ext4)
168        rm $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).vmdk || true
169        qemu-img convert -f raw -O vmdk \
170            $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img \
171            $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).vmdk
172    endif
173  endef
174endif
175
176define Image/Build/gzip
177    gzip -f9 $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img
178    gzip -f9 $(BIN_DIR)/$(IMG_PREFIX)-rootfs-$(1).img
179endef
180
181ifneq ($(CONFIG_TARGET_IMAGES_GZIP),)
182  define Image/Build/gzip/ext4
183    $(call Image/Build/gzip,ext4)
184  endef
185  ifneq ($(CONFIG_TARGET_IMAGES_PAD),)
186    define Image/Build/gzip/squashfs
187    $(call Image/Build/gzip,squashfs)
188    endef
189    define Image/Build/gzip/jffs2-64k
190    $(call Image/Build/gzip,jffs2-64k)
191    endef
192    define Image/Build/gzip/jffs2-128k
193    $(call Image/Build/gzip,jffs2-128k)
194    endef
195  endif
196endif
197
198define Image/BuildKernel
199    $(CP) $(KDIR)/bzImage $(BIN_DIR)/$(IMG_PREFIX)-vmlinuz
200  ifneq ($(CONFIG_X86_ETHERBOOT_IMAGES),)
201    rm -f $(BIN_DIR)/$(IMG_PREFIX)-etherboot
202    $(STAGING_DIR_HOST)/bin/mkelfImage \
203        --append=$(CONFIG_X86_ETHERBOOT_BOOTOPTS) \
204        $(KDIR)/bzImage \
205        $(BIN_DIR)/$(IMG_PREFIX)-etherboot
206  endif
207endef
208
209define Image/Prepare
210    $(CP) $(LINUX_DIR)/arch/x86/boot/bzImage $(KDIR)/bzImage
211    $(call Image/Prepare/bootscript)
212    $(call Image/Prepare/grub2)
213endef
214
215define Image/Build
216    $(call Image/Build/$(1))
217    $(call Image/Build/bootscript,$(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))
228endef
229
230$(eval $(call BuildImage))
231

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