1 # Copyright (C) 2006-2013 OpenWrt.org
3 # This is free software, licensed under the GNU General Public License v2.
4 # See /LICENSE for more information.
9 menuconfig TARGET_ROOTFS_INITRAMFS
11 default y if USES_INITRAMFS
13 Embed the rootfs into the kernel (initramfs)
17 default TARGET_INITRAMFS_COMPRESSION_LZMA if TARGET_ar71xx
18 default TARGET_INITRAMFS_COMPRESSION_LZMA if TARGET_ramips
19 default TARGET_INITRAMFS_COMPRESSION_NONE
20 depends on TARGET_ROOTFS_INITRAMFS
22 Select ramdisk compression.
24 config TARGET_INITRAMFS_COMPRESSION_NONE
27 config TARGET_INITRAMFS_COMPRESSION_GZIP
30 config TARGET_INITRAMFS_COMPRESSION_BZIP2
33 config TARGET_INITRAMFS_COMPRESSION_LZMA
36 config TARGET_INITRAMFS_COMPRESSION_LZO
39 config TARGET_INITRAMFS_COMPRESSION_LZ4
42 config TARGET_INITRAMFS_COMPRESSION_XZ
48 prompt "Use external cpio" if TARGET_ROOTFS_INITRAMFS
51 Kernel uses specified external cpio as INITRAMFS_SOURCE
53 comment "Root filesystem archives"
55 config TARGET_ROOTFS_CPIOGZ
57 default y if USES_CPIOGZ
59 Build a compressed cpio archive of the the root filesystem
61 config TARGET_ROOTFS_TARGZ
63 default y if USES_TARGZ
65 Build a compressed tar archive of the the root filesystem
67 comment "Root filesystem images"
69 menuconfig TARGET_ROOTFS_EXT4FS
71 default y if USES_EXT4
73 Build a ext4 root filesystem
75 config TARGET_ROOTFS_MAXINODE
76 int "Maximum number of inodes in root filesystem"
77 depends on TARGET_ROOTFS_EXT4FS
80 Allows you to change the maximum number of inodes in the root filesystem
82 config TARGET_ROOTFS_RESERVED_PCT
83 int "Percentage of reserved blocks in root filesystem"
84 depends on TARGET_ROOTFS_EXT4FS
87 Allows you to change the percentage of reserved blocks in the root filesystem
90 prompt "Root filesystem block size""
91 default TARGET_EXT4_BLOCKSIZE_4K
92 depends TARGET_ROOTFS_EXT4FS
94 Allows you to change the block size of the root filesystem
96 config TARGET_EXT4_BLOCKSIZE_4K
99 config TARGET_EXT4_BLOCKSIZE_2K
102 config TARGET_EXT4_BLOCKSIZE_1K
106 config TARGET_EXT4_BLOCKSIZE
108 default 4096 if TARGET_EXT4_BLOCKSIZE_4K
109 default 2048 if TARGET_EXT4_BLOCKSIZE_2K
110 default 1024 if TARGET_EXT4_BLOCKSIZE_1K
111 depends TARGET_ROOTFS_EXT4FS
113 config TARGET_ROOTFS_ISO
116 depends on TARGET_x86_generic
118 Create some bootable ISO image
120 config TARGET_ROOTFS_JFFS2
122 default y if USES_JFFS2
124 Build a jffs2 root filesystem
126 config TARGET_ROOTFS_JFFS2_NAND
127 bool "jffs2 for NAND"
128 default y if USES_JFFS2_NAND
129 depends on USES_JFFS2_NAND
131 Build a jffs2 root filesystem for NAND flash
133 config TARGET_ROOTFS_SQUASHFS
135 default y if USES_SQUASHFS
137 Build a squashfs-lzma root filesystem
139 menuconfig TARGET_ROOTFS_UBIFS
141 default y if USES_UBIFS
142 depends on USES_UBIFS
144 Build a ubifs root filesystem
148 default TARGET_UBIFS_COMPRESSION_NONE
149 depends on TARGET_ROOTFS_UBIFS
151 Select compression type
153 config TARGET_UBIFS_COMPRESSION_NONE
156 config TARGET_UBIFS_COMPRESSION_LZO
159 config TARGET_UBIFS_COMPRESSION_ZLIB
163 config TARGET_UBIFS_FREE_SPACE_FIXUP
164 bool "free space fixup" if TARGET_ROOTFS_UBIFS
167 The file-system free space has to be fixed up on first mount
169 config TARGET_UBIFS_JOURNAL_SIZE
171 prompt "journal size" if TARGET_ROOTFS_UBIFS
175 bool "Build GRUB images (Linux x86 or x86_64 host only)"
176 depends on TARGET_x86_64 || (TARGET_x86 && !(TARGET_x86_olpc || TARGET_x86_rdc))
177 depends on TARGET_ROOTFS_EXT4FS || TARGET_ROOTFS_ISO || TARGET_ROOTFS_JFFS2 || TARGET_ROOTFS_SQUASHFS
182 bool "Use Console Terminal (in addition to Serial)"
183 depends on GRUB_IMAGES
184 default n if (TARGET_x86_generic_Soekris45xx || TARGET_x86_generic_Soekris48xx || TARGET_x86_net5501 || TARGET_x86_geos || TARGET_x86_alix2)
188 string "Serial port device"
189 depends on GRUB_IMAGES
190 default "hvc0" if TARGET_x86_xen_domu
191 default "ttyS0" if ! TARGET_x86_xen_domu
194 int "Serial port baud rate"
195 depends on GRUB_IMAGES
196 default 19200 if TARGET_x86_generic_Soekris45xx || TARGET_x86_generic_Soekris48xx || TARGET_x86_net5501
197 default 38400 if TARGET_x86_alix2
198 default 115200 if TARGET_x86_geos || TARGET_x86_kvm_guest
202 string "Extra kernel boot options"
203 depends on GRUB_IMAGES
204 default "xencons=hvc" if TARGET_x86_xen_domu
206 If you don't know, just leave it blank.
209 string "Seconds to wait before booting the default entry"
210 depends on GRUB_IMAGES
213 If you don't know, 5 seconds is a reasonable default.
216 bool "Build VirtualBox image files (VDI)"
217 depends on TARGET_x86 || TARGET_x86_64
219 select TARGET_ROOTFS_EXT4FS
220 select PACKAGE_kmod-e1000
223 bool "Build VMware image files (VMDK)"
224 depends on TARGET_x86 || TARGET_x86_64
226 select TARGET_ROOTFS_EXT4FS
227 select PACKAGE_kmod-e1000
229 config TARGET_IMAGES_PAD
230 bool "Pad images to filesystem size (for JFFS2)"
231 depends on OLPC_BOOTSCRIPT_IMAGES || GRUB_IMAGES
233 config TARGET_IMAGES_GZIP
235 depends on TARGET_IMAGES_PAD || TARGET_ROOTFS_EXT4FS
238 comment "Image Options"
240 source "target/linux/*/image/Config.in"
242 config TARGET_KERNEL_PARTSIZE
243 int "Kernel partition size (in MB)"
244 depends on OLPC_BOOTSCRIPT_IMAGES || GRUB_IMAGES
247 config TARGET_ROOTFS_PARTSIZE
248 int "Root filesystem partition size (in MB)"
249 depends on GRUB_IMAGES || TARGET_ROOTFS_EXT4FS || TARGET_rb532
252 Allows you to change the root filesystem partition size
254 config TARGET_ROOTFS_PARTNAME
255 string "Root partition on target device"
256 depends on OLPC_BOOTSCRIPT_IMAGES || GRUB_IMAGES
257 default "/dev/xvda2" if TARGET_x86_xen_domu
258 default "/dev/sda2" if ! TARGET_x86_xen_domu
260 The root partition on the final device. If you don't know,
261 you probably want the default (/dev/sda2).
264 menuconfig TARGET_ROOTFS_INCLUDE_KERNEL
265 bool "Include kernel in root filesystem"
266 depends on TARGET_ROOTFS_UBIFS || TARGET_ROOTFS_EXT4FS
269 Include the kernel image in the rootfs. Typically the image is placed
272 config TARGET_ROOTFS_INCLUDE_UIMAGE
273 bool "include uImage" if TARGET_ROOTFS_INCLUDE_KERNEL
276 This option might not apply to all targets. Make sure
277 to check target/linux/<your_target>/image/Makefile to
278 see if this option will have any effect.
280 config TARGET_ROOTFS_INCLUDE_ZIMAGE
281 bool "include zImage" if TARGET_ROOTFS_INCLUDE_KERNEL
284 This option might not apply to all targets. Make sure
285 to check target/linux/<your_target>/image/Makefile to
286 see if this option will have any effect.
288 config TARGET_ROOTFS_INCLUDE_FIT
289 bool "include FIT" if TARGET_ROOTFS_INCLUDE_KERNEL
292 This option might not apply to all targets. Make sure
293 to check target/linux/<your_target>/image/Makefile to
294 see if this option will have any effect.
296 config TARGET_ROOTFS_INCLUDE_DTB
297 bool "Include DTB in root filesystem"
298 depends on USES_DEVICETREE && (TARGET_ROOTFS_UBIFS || TARGET_ROOTFS_EXT4FS)
301 Include the device tree blob file(s) in the rootfs. Typically the DTBs
302 are placed below /boot.