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 = biosdisk boot chain configfile ext2 linux ls part_msdos reboot serial vga
13GRUB2_MODULES_ISO = biosdisk boot chain configfile iso9660 linux ls part_msdos reboot serial vga
14GRUB_TERMINALS =
15GRUB_SERIAL_CONFIG =
16GRUB_TERMINAL_CONFIG =
17GRUB_CONSOLE_CMDLINE =
18
19USE_ATKBD = generic kvm_guest
20
21ifneq ($(strip $(foreach subtarget,$(USE_ATKBD),$(CONFIG_TARGET_x86_$(subtarget)))),)
22  GRUB2_MODULES += at_keyboard
23  GRUB2_MODULES_ISO += at_keyboard
24endif
25
26ifneq ($(CONFIG_X86_GRUB_CONSOLE),)
27  GRUB_CONSOLE_CMDLINE += console=tty0
28  GRUB_TERMINALS += console
29endif
30
31ifneq ($(CONFIG_X86_GRUB_SERIAL),)
32  GRUB_CONSOLE_CMDLINE += console=$(call qstrip,$(CONFIG_X86_GRUB_SERIAL)),$(CONFIG_X86_GRUB_BAUDRATE)n8
33  GRUB_SERIAL_CONFIG := serial --unit=0 --speed=$(CONFIG_X86_GRUB_BAUDRATE) --word=8 --parity=no --stop=1
34  GRUB_TERMINALS += serial
35endif
36
37ifneq ($(GRUB_TERMINALS),)
38  GRUB_TERMINAL_CONFIG := terminal_input $(GRUB_TERMINALS); terminal_output $(GRUB_TERMINALS)
39endif
40
41ROOTPART:=$(call qstrip,$(CONFIG_TARGET_ROOTFS_PARTNAME))
42
43GRUB_TIMEOUT:=$(call qstrip,$(CONFIG_X86_GRUB_TIMEOUT))
44
45ifneq ($(CONFIG_X86_GRUB_IMAGES),)
46
47  BOOTOPTS:=$(call qstrip,$(CONFIG_X86_GRUB_BOOTOPTS))
48
49  define Image/cmdline/ext4
50    root=$(ROOTPART) rootfstype=ext4 rootwait
51  endef
52
53  define Image/cmdline/jffs2-64k
54    block2mtd.block2mtd=$(ROOTPART),65536,rootfs root=/dev/mtdblock0 rootfstype=jffs2 rootwait
55  endef
56
57  define Image/cmdline/jffs2-128k
58    block2mtd.block2mtd=$(ROOTPART),131072,rootfs root=/dev/mtdblock0 rootfstype=jffs2 rootwait
59  endef
60
61  define Image/cmdline/squashfs
62    block2mtd.block2mtd=$(ROOTPART),65536,rootfs root=/dev/mtdblock0 rootfstype=squashfs rootwait
63  endef
64
65  define Image/Build/grub2
66    # left here because the image builder doesnt need these
67    $(INSTALL_DIR) $(KDIR)/root.grub/boot/grub $(KDIR)/grub2
68    $(CP) $(KDIR)/bzImage $(KDIR)/root.grub/boot/vmlinuz
69    grub-mkimage \
70        -o $(KDIR)/grub2/core.img \
71        -O i386-pc \
72        -c ./grub-early.cfg \
73        $(GRUB2_MODULES)
74    $(CP) $(STAGING_DIR_HOST)/lib/grub/i386-pc/*.img $(KDIR)/grub2/
75    echo '(hd0) $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img' > $(KDIR)/grub2/device.map
76    sed \
77        -e 's#@SERIAL_CONFIG@#$(strip $(GRUB_SERIAL_CONFIG))#g' \
78        -e 's#@TERMINAL_CONFIG@#$(strip $(GRUB_TERMINAL_CONFIG))#g' \
79        -e 's#@CMDLINE@#$(strip $(call Image/cmdline/$(1)) $(BOOTOPTS) $(GRUB_CONSOLE_CMDLINE))#g' \
80        -e 's#@TIMEOUT@#$(GRUB_TIMEOUT)#g' \
81        ./grub.cfg > $(KDIR)/root.grub/boot/grub/grub.cfg
82    PADDING="$(CONFIG_TARGET_IMAGES_PAD)" PATH="$(TARGET_PATH)" ./gen_image_generic.sh \
83        $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img \
84        $(CONFIG_TARGET_KERNEL_PARTSIZE) $(KDIR)/root.grub \
85        $(CONFIG_TARGET_ROOTFS_PARTSIZE) $(KDIR)/root.$(1) \
86        256
87    grub-bios-setup \
88        --device-map="$(KDIR)/grub2/device.map" \
89        -d "$(KDIR)/grub2" \
90        -r "hd0,msdos1" \
91        "$(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img"
92    $(call Image/Build/grub/$(1))
93  endef
94endif
95
96ROOTDELAY=10
97
98ifneq ($(CONFIG_OLPC_BOOTSCRIPT_IMAGES),)
99
100  define Image/cmdline/ext4
101    root=$(ROOTPART) rootfstype=ext4 rootwait
102  endef
103
104  define Image/cmdline/jffs2-64k
105    block2mtd.block2mtd=$(ROOTPART),65536,rootfs root=/dev/mtdblock0 rootfstype=jffs2 rootdelay=$(ROOTDELAY)
106  endef
107
108  define Image/cmdline/jffs2-128k
109    block2mtd.block2mtd=$(ROOTPART),131072,rootfs root=/dev/mtdblock0 rootfstype=jffs2 rootdelay=$(ROOTDELAY)
110  endef
111
112  define Image/cmdline/squashfs
113    block2mtd.block2mtd=$(ROOTPART),65536,rootfs root=/dev/mtdblock0 rootfstype=squashfs rootdelay=$(ROOTDELAY)
114  endef
115
116  define Image/Build/bootscript
117    # left here because the image builder doesnt need these
118    $(INSTALL_DIR) $(KDIR)/root.bootscript/boot
119    $(CP) $(KDIR)/bzImage $(KDIR)/root.bootscript/boot/vmlinuz
120    sed -e 's#@CMDLINE@#$(strip $(call Image/cmdline/$(1))) $(BOOTOPTS)#g' \
121        ./olpc.fth > $(KDIR)/root.bootscript/boot/olpc.fth
122    PADDING="$(CONFIG_TARGET_IMAGES_PAD)" PATH="$(TARGET_PATH)" ./gen_image_olpc.sh \
123        $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img \
124        $(CONFIG_TARGET_KERNEL_PARTSIZE) $(KDIR)/root.bootscript \
125        $(CONFIG_TARGET_ROOTFS_PARTSIZE) $(KDIR)/root.$(1)
126  endef
127
128endif
129
130define Image/Build/squashfs
131    $(call prepare_generic_squashfs,$(KDIR)/root.squashfs)
132endef
133
134define Image/Build/iso
135    $(INSTALL_DIR) $(KDIR)/root.grub/boot/grub $(KDIR)/grub2
136    $(CP) $(KDIR)/bzImage $(KDIR)/root.grub/boot/vmlinuz
137    grub-mkimage \
138        -o $(KDIR)/grub2/eltorito.img \
139        -O i386-pc \
140        -c ./grub-early.cfg \
141        $(GRUB2_MODULES_ISO)
142    cat \
143        $(STAGING_DIR_HOST)/lib/grub/i386-pc/cdboot.img \
144        $(KDIR)/grub2/eltorito.img \
145        > $(KDIR)/root.grub/boot/grub/eltorito.img
146    sed \
147        -e 's#@SERIAL_CONFIG@#$(strip $(GRUB_SERIAL_CONFIG))#g' \
148        -e 's#@TERMINAL_CONFIG@#$(strip $(GRUB_TERMINAL_CONFIG))#g' \
149        -e 's#@CMDLINE@#root=/dev/sr0 rootfstype=iso9660 rootwait $(strip $(call Image/cmdline/$(1)) $(BOOTOPTS) $(GRUB_CONSOLE_CMDLINE))#g' \
150        -e 's#@TIMEOUT@#$(GRUB_TIMEOUT)#g' \
151        ./grub-iso.cfg > $(KDIR)/root.grub/boot/grub/grub.cfg
152    $(CP) $(KDIR)/bzImage $(KDIR)/root.grub/boot/vmlinuz
153    mkisofs -R -b boot/grub/eltorito.img -no-emul-boot -boot-info-table \
154        -o $(KDIR)/root.iso $(KDIR)/root.grub $(TARGET_DIR)
155endef
156
157ifneq ($(CONFIG_X86_VDI_IMAGES),)
158  define Image/Build/vdi
159    # left here because the image builder doesnt need these
160    ifeq ($(1),ext4)
161        rm $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).vdi || true
162        qemu-img convert -f raw -O vdi \
163            $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img \
164            $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).vdi
165        # XXX: VBoxManage insists on setting perms to 0600
166        chmod 0644 $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).vdi
167    endif
168  endef
169endif
170
171ifneq ($(CONFIG_X86_VMDK_IMAGES),)
172  define Image/Build/vmdk
173    # left here because the image builder doesnt need these
174    ifeq ($(1),ext4)
175        rm $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).vmdk || true
176        qemu-img convert -f raw -O vmdk \
177            $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img \
178            $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).vmdk
179    endif
180  endef
181endif
182
183define Image/Build/gzip
184    gzip -f9 $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img
185    gzip -f9 $(BIN_DIR)/$(IMG_PREFIX)-rootfs-$(1).img
186endef
187
188ifneq ($(CONFIG_TARGET_IMAGES_GZIP),)
189  define Image/Build/gzip/ext4
190    $(call Image/Build/gzip,ext4)
191  endef
192  ifneq ($(CONFIG_TARGET_IMAGES_PAD),)
193    define Image/Build/gzip/squashfs
194    $(call Image/Build/gzip,squashfs)
195    endef
196    define Image/Build/gzip/jffs2-64k
197    $(call Image/Build/gzip,jffs2-64k)
198    endef
199    define Image/Build/gzip/jffs2-128k
200    $(call Image/Build/gzip,jffs2-128k)
201    endef
202  endif
203endif
204
205define Image/BuildKernel
206    $(CP) $(KDIR)/bzImage $(BIN_DIR)/$(IMG_PREFIX)-vmlinuz
207  ifneq ($(CONFIG_X86_ETHERBOOT_IMAGES),)
208    rm -f $(BIN_DIR)/$(IMG_PREFIX)-etherboot
209    $(STAGING_DIR_HOST)/bin/mkelfImage \
210        --append=$(CONFIG_X86_ETHERBOOT_BOOTOPTS) \
211        $(KDIR)/bzImage \
212        $(BIN_DIR)/$(IMG_PREFIX)-etherboot
213  endif
214endef
215
216define Image/Build/Profile/ar525w
217    cp $(KDIR)/bzImage $(KDIR)/bzImage.tmp
218    $(SCRIPT_DIR)/pad_image $(1) $(KDIR)/bzImage.tmp $(KDIR)/root.$(1) 32
219    $(STAGING_DIR_HOST)/bin/airlink -b 1 $(KDIR)/bzImage.tmp $(KDIR)/root.$(1) \
220        $(BIN_DIR)/$(IMG_PREFIX)-$(1)-ar525w.img
221    $(STAGING_DIR_HOST)/bin/airlink -e -b 1 $(KDIR)/bzImage.tmp $(KDIR)/root.$(1) \
222        $(BIN_DIR)/$(IMG_PREFIX)-$(1)-ar525w-web.img
223endef
224
225define Image/Build/Profile/sitecom
226    cp $(KDIR)/bzImage $(KDIR)/bzImage.tmp
227    #32k config data + 20 bytes header + 2 bytes checksum after kernel image
228    $(SCRIPT_DIR)/pad_image $(1) $(KDIR)/bzImage.tmp $(KDIR)/root.$(1) 32790
229    $(TOPDIR)/target/linux/rdc/image/mkimg_sitecom.pl $(KDIR)/bzImage.tmp > $(KDIR)/tmp.img
230    cat $(KDIR)/root.$(1) >> $(KDIR)/tmp.img
231    cp $(KDIR)/tmp.img $(BIN_DIR)/$(IMG_PREFIX)-$(1)-sitecom.img
232    rm $(KDIR)/tmp.img $(KDIR)/bzImage.tmp
233endef
234
235define Image/Build/Profile/bifferboard
236    $(TOPDIR)/target/linux/rdc/image/mkimg_bifferboard.py $(KDIR)/bzImage $(KDIR)/root.$(1) \
237        $(BIN_DIR)/$(IMG_PREFIX)-$(1)-bifferboard.img
238endef
239
240define Image/Prepare
241    $(CP) $(LINUX_DIR)/arch/x86/boot/bzImage $(KDIR)/bzImage
242    $(call Image/Prepare/bootscript)
243    $(call Image/Prepare/grub2)
244endef
245
246define Image/Build/Initramfs
247    $(CP) $(KDIR)/bzImage $(BIN_DIR)/$(IMG_PREFIX)-ramfs.bzImage
248endef
249
250define Image/Build
251    $(call Image/Build/$(1))
252    $(call Image/Build/bootscript,$(1))
253  ifneq ($(1),iso)
254    $(call Image/Build/grub2,$(1))
255    $(call Image/Build/vdi,$(1))
256    $(call Image/Build/vmdk,$(1))
257    $(CP) $(KDIR)/root.$(1) $(BIN_DIR)/$(IMG_PREFIX)-rootfs-$(1).img
258  else
259    $(CP) $(KDIR)/root.iso $(BIN_DIR)/$(IMG_PREFIX).iso
260  endif
261    $(CP) $(KDIR)/bzImage $(BIN_DIR)/$(IMG_PREFIX)-vmlinuz
262    $(call Image/Build/gzip/$(1))
263    $(call Image/Build/Profile/$(PROFILE),$(1))
264ifeq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y)
265    $(call Image/Build/Initramfs)
266endif
267endef
268
269$(eval $(call BuildImage))
270

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