aboutsummaryrefslogtreecommitdiffstats
path: root/target/linux/x86/image/Makefile
blob: dbf8a8594b44865ef3ff509d8262d9d2103b4a56 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
# 
# Copyright (C) 2006-2012 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
#
include $(TOPDIR)/rules.mk
include $(INCLUDE_DIR)/image.mk

export PATH=$(TARGET_PATH):/sbin

GRUB2_MODULES = biosdisk boot chain configfile ext2 linux ls part_msdos reboot serial vga
GRUB2_MODULES_ISO = biosdisk boot chain configfile iso9660 linux ls part_msdos reboot serial vga
GRUB_TERMINALS =
GRUB_SERIAL_CONFIG =
GRUB_TERMINAL_CONFIG =
GRUB_CONSOLE_CMDLINE =
GRUB_ROOT = hd0,msdos1

USE_ATKBD = generic 64

ifneq ($(strip $(foreach subtarget,$(USE_ATKBD),$(CONFIG_TARGET_x86_$(subtarget)))),)
  GRUB2_MODULES += at_keyboard
  GRUB2_MODULES_ISO += at_keyboard
endif

ifneq ($(CONFIG_GRUB_CONSOLE),)
  GRUB_CONSOLE_CMDLINE += console=tty0
  GRUB_TERMINALS += console
endif

GRUB_SERIAL:=$(call qstrip,$(CONFIG_GRUB_SERIAL))

ifneq ($(GRUB_SERIAL),)
  GRUB_CONSOLE_CMDLINE += console=$(GRUB_SERIAL),$(CONFIG_GRUB_BAUDRATE)n8$(if $(CONFIG_GRUB_FLOWCONTROL),r,)
  GRUB_SERIAL_CONFIG := serial --unit=0 --speed=$(CONFIG_GRUB_BAUDRATE) --word=8 --parity=no --stop=1 --rtscts=$(if $(CONFIG_GRUB_FLOWCONTROL),on,off)
  GRUB_TERMINALS += serial
endif

ifneq ($(GRUB_TERMINALS),)
  GRUB_TERMINAL_CONFIG := terminal_input $(GRUB_TERMINALS); terminal_output $(GRUB_TERMINALS)
endif

SIGNATURE:=$(shell perl -e 'printf("%08x", rand(0xFFFFFFFF))')
ROOTPART:=$(call qstrip,$(CONFIG_TARGET_ROOTFS_PARTNAME))
ROOTPART:=$(if $(ROOTPART),$(ROOTPART),PARTUUID=$(SIGNATURE)-02)

GRUB_TIMEOUT:=$(call qstrip,$(CONFIG_GRUB_TIMEOUT))
GRUB_TITLE:=$(call qstrip,$(CONFIG_GRUB_TITLE))

ifneq ($(CONFIG_TARGET_x86_xen_domu),)
  GRUB_ROOT = xen/xvda,msdos1
endif

ifneq ($(CONFIG_GRUB_IMAGES),)

  BOOTOPTS:=$(call qstrip,$(CONFIG_GRUB_BOOTOPTS))

  define Image/cmdline/ext4
    root=$(ROOTPART) rootfstype=ext4 rootwait
  endef

  define Image/cmdline/squashfs
    root=$(ROOTPART) rootfstype=squashfs rootwait
  endef

  define Image/Build/grub2
	# left here because the image builder doesnt need these
	$(INSTALL_DIR) $(KDIR)/root.grub/boot/grub $(KDIR)/grub2
	$(CP) $(KDIR)/bzImage $(KDIR)/root.grub/boot/vmlinuz
	grub-mkimage \
		-p /boot/grub \
		-d $(STAGING_DIR_HOST)/lib/grub/i386-pc \
		-o $(KDIR)/grub2/core.img \
		-O i386-pc \
		-c ./grub-early.cfg \
		$(GRUB2_MODULES)
	$(CP) $(STAGING_DIR_HOST)/lib/grub/i386-pc/*.img $(KDIR)/grub2/
	echo '(hd0) $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img' > $(KDIR)/grub2/device.map
	sed \
		-e 's#@SERIAL_CONFIG@#$(strip $(GRUB_SERIAL_CONFIG))#g' \
		-e 's#@TERMINAL_CONFIG@#$(strip $(GRUB_TERMINAL_CONFIG))#g' \
		-e 's#@CMDLINE@#$(strip $(call Image/cmdline/$(1)) $(BOOTOPTS) $(GRUB_CONSOLE_CMDLINE))#g' \
		-e 's#@TIMEOUT@#$(GRUB_TIMEOUT)#g' \
		-e 's#@ROOT@#$(GRUB_ROOT)#g' \
		-e 's#@TITLE@#$(GRUB_TITLE)#g' \
		./grub.cfg > $(KDIR)/root.grub/boot/grub/grub.cfg
	-$(CP) $(STAGING_DIR_ROOT)/boot/. $(KDIR)/root.grub/boot/
	PADDING="$(CONFIG_TARGET_IMAGES_PAD)" SIGNATURE="$(SIGNATURE)" PATH="$(TARGET_PATH)" $(SCRIPT_DIR)/gen_image_generic.sh \
		$(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img \
		$(CONFIG_TARGET_KERNEL_PARTSIZE) $(KDIR)/root.grub \
		$(CONFIG_TARGET_ROOTFS_PARTSIZE) $(KDIR)/root.$(1) \
		256
	grub-bios-setup \
		--device-map="$(KDIR)/grub2/device.map" \
		-d "$(KDIR)/grub2" \
		-r "hd0,msdos1" \
		"$(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img"
  endef
endif

define Image/Build/squashfs
	dd if=/dev/zero bs=128k count=1 >> $(KDIR)/root.squashfs
endef

define Image/Build/iso
	$(INSTALL_DIR) $(KDIR)/root.grub/boot/grub $(KDIR)/grub2
	$(CP) $(KDIR)/bzImage $(KDIR)/root.grub/boot/vmlinuz
	grub-mkimage \
		-p /boot/grub \
		-d $(STAGING_DIR_HOST)/lib/grub/i386-pc \
		-o $(KDIR)/grub2/eltorito.img \
		-O i386-pc \
		-c ./grub-early.cfg \
		$(GRUB2_MODULES_ISO)
	cat \
		$(STAGING_DIR_HOST)/lib/grub/i386-pc/cdboot.img \
		$(KDIR)/grub2/eltorito.img \
		> $(KDIR)/root.grub/boot/grub/eltorito.img
	sed \
		-e 's#@SERIAL_CONFIG@#$(strip $(GRUB_SERIAL_CONFIG))#g' \
		-e 's#@TERMINAL_CONFIG@#$(strip $(GRUB_TERMINAL_CONFIG))#g' \
		-e 's#@CMDLINE@#root=/dev/sr0 rootfstype=iso9660 rootwait $(strip $(call Image/cmdline/$(1)) $(BOOTOPTS) $(GRUB_CONSOLE_CMDLINE))#g' \
		-e 's#@TIMEOUT@#$(GRUB_TIMEOUT)#g' \
		-e 's#@TITLE@#$(GRUB_TITLE)#g' \
		./grub-iso.cfg > $(KDIR)/root.grub/boot/grub/grub.cfg
	-$(CP) $(STAGING_DIR_ROOT)/boot/. $(KDIR)/root.grub/boot/
	mkisofs -R -b boot/grub/eltorito.img -no-emul-boot -boot-info-table \
		-o $(KDIR)/root.iso $(KDIR)/root.grub $(TARGET_DIR)
endef

ifneq ($(CONFIG_VDI_IMAGES),)
  define Image/Build/vdi
	rm $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).vdi || true
	qemu-img convert -f raw -O vdi \
		$(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img \
		$(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).vdi
	# XXX: VBoxManage insists on setting perms to 0600
	chmod 0644 $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).vdi
  endef
endif

ifneq ($(CONFIG_VMDK_IMAGES),)
  define Image/Build/vmdk
	rm $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).vmdk || true
	qemu-img convert -f raw -O vmdk \
		$(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img \
		$(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).vmdk
  endef
endif

define Image/Build/gzip
	gzip -f9n $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img
	gzip -f9n $(BIN_DIR)/$(IMG_PREFIX)-rootfs-$(1).img
endef

ifneq ($(CONFIG_TARGET_IMAGES_GZIP),)
  define Image/Build/gzip/ext4
	$(call Image/Build/gzip,ext4)
  endef
  define Image/Build/gzip/squashfs
	$(call Image/Build/gzip,squashfs)
  endef
endif

define Image/BuildKernel
	$(CP) $(KDIR)/bzImage $(BIN_DIR)/$(IMG_PREFIX)-vmlinuz
endef

define Image/Prepare
	$(call Image/Prepare/grub2)
endef

define Image/Build/Initramfs
	$(CP) $(KDIR)/bzImage-initramfs $(BIN_DIR)/$(IMG_PREFIX)-ramfs.bzImage
endef

define Image/Build
	$(call Image/Build/$(1))
  ifneq ($(1),iso)
	$(call Image/Build/grub2,$(1))
	$(call Image/Build/vdi,$(1))
	$(call Image/Build/vmdk,$(1))
	$(CP) $(KDIR)/root.$(1) $(BIN_DIR)/$(IMG_PREFIX)-rootfs-$(1).img
  else
	$(CP) $(KDIR)/root.iso $(BIN_DIR)/$(IMG_PREFIX).iso
  endif
	$(CP) $(KDIR)/bzImage $(BIN_DIR)/$(IMG_PREFIX)-vmlinuz
	$(call Image/Build/gzip/$(1))
ifeq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y)
	$(call Image/Build/Initramfs)
endif
endef

$(eval $(call BuildImage))