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 root filesystem 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_LZMA if TARGET_apm821xx
20 default TARGET_INITRAMFS_COMPRESSION_NONE
21 depends on TARGET_ROOTFS_INITRAMFS
23 Select ramdisk compression.
25 config TARGET_INITRAMFS_COMPRESSION_NONE
28 config TARGET_INITRAMFS_COMPRESSION_GZIP
31 config TARGET_INITRAMFS_COMPRESSION_BZIP2
34 config TARGET_INITRAMFS_COMPRESSION_LZMA
37 config TARGET_INITRAMFS_COMPRESSION_LZO
40 config TARGET_INITRAMFS_COMPRESSION_LZ4
43 config TARGET_INITRAMFS_COMPRESSION_XZ
49 prompt "Use external cpio" if TARGET_ROOTFS_INITRAMFS
52 Kernel uses specified external cpio as INITRAMFS_SOURCE.
54 comment "Root filesystem archives"
56 config TARGET_ROOTFS_CPIOGZ
58 default y if USES_CPIOGZ
60 Build a compressed cpio archive of the root filesystem.
62 config TARGET_ROOTFS_TARGZ
64 default y if USES_TARGZ
66 Build a compressed tar archive of the root filesystem.
68 comment "Root filesystem images"
70 menuconfig TARGET_ROOTFS_EXT4FS
72 default y if USES_EXT4
74 Build an ext4 root filesystem.
76 config TARGET_EXT4_MAXINODE
77 int "Maximum number of inodes in root filesystem"
78 depends on TARGET_ROOTFS_EXT4FS
81 Select the maximum number of inodes in the root filesystem.
83 config TARGET_EXT4_RESERVED_PCT
84 int "Percentage of reserved blocks in root filesystem"
85 depends on TARGET_ROOTFS_EXT4FS
88 Select the percentage of reserved blocks in the root filesystem.
91 prompt "Root filesystem block size"
92 default TARGET_EXT4_BLOCKSIZE_4K
93 depends on TARGET_ROOTFS_EXT4FS
95 Select the block size of the root filesystem.
97 config TARGET_EXT4_BLOCKSIZE_4K
100 config TARGET_EXT4_BLOCKSIZE_2K
103 config TARGET_EXT4_BLOCKSIZE_1K
107 config TARGET_EXT4_BLOCKSIZE
109 default 4096 if TARGET_EXT4_BLOCKSIZE_4K
110 default 2048 if TARGET_EXT4_BLOCKSIZE_2K
111 default 1024 if TARGET_EXT4_BLOCKSIZE_1K
112 depends on TARGET_ROOTFS_EXT4FS
114 config TARGET_EXT4_JOURNAL
115 bool "Create a journaling filesystem"
116 depends on TARGET_ROOTFS_EXT4FS
119 Create an ext4 filesystem with a journal.
121 config TARGET_ROOTFS_ISO
124 depends on TARGET_x86_generic
126 Create a bootable ISO image.
128 config TARGET_ROOTFS_JFFS2
130 depends on USES_JFFS2
132 Build a JFFS2 root filesystem.
134 config TARGET_ROOTFS_JFFS2_NAND
135 bool "jffs2 for NAND"
136 default y if USES_JFFS2_NAND
137 depends on USES_JFFS2_NAND
139 Build a JFFS2 root filesystem for NAND flash.
141 menuconfig TARGET_ROOTFS_SQUASHFS
143 default y if USES_SQUASHFS
145 Build a squashfs-lzma root filesystem.
147 config TARGET_SQUASHFS_BLOCK_SIZE
148 int "Block size (in KiB)"
149 depends on TARGET_ROOTFS_SQUASHFS
150 default 64 if LOW_MEMORY_FOOTPRINT
153 menuconfig TARGET_ROOTFS_UBIFS
155 default y if USES_UBIFS
156 depends on USES_UBIFS
158 Build a UBIFS root filesystem.
162 default TARGET_UBIFS_COMPRESSION_ZLIB
163 depends on TARGET_ROOTFS_UBIFS
165 Select compression type
167 config TARGET_UBIFS_COMPRESSION_NONE
170 config TARGET_UBIFS_COMPRESSION_LZO
173 config TARGET_UBIFS_COMPRESSION_ZLIB
177 config TARGET_UBIFS_FREE_SPACE_FIXUP
178 bool "free space fixup" if TARGET_ROOTFS_UBIFS
181 The filesystem free space has to be fixed up on first mount.
183 config TARGET_UBIFS_JOURNAL_SIZE
185 prompt "journal size" if TARGET_ROOTFS_UBIFS
189 bool "Build GRUB images (Linux x86 or x86_64 host only)"
190 depends on TARGET_x86
191 depends on TARGET_ROOTFS_EXT4FS || TARGET_ROOTFS_ISO || TARGET_ROOTFS_JFFS2 || TARGET_ROOTFS_SQUASHFS
196 bool "Use Console Terminal (in addition to Serial)"
197 depends on GRUB_IMAGES
198 default n if (TARGET_x86_generic_Soekris45xx || TARGET_x86_generic_Soekris48xx || TARGET_x86_net5501 || TARGET_x86_geos || TARGET_x86_alix2)
202 string "Serial port device"
203 depends on GRUB_IMAGES
204 default "hvc0" if TARGET_x86_xen_domu
205 default "ttyS0" if ! TARGET_x86_xen_domu
208 int "Serial port baud rate"
209 depends on GRUB_IMAGES
210 default 38400 if TARGET_x86_generic
211 default 38400 if TARGET_x86_geode
215 string "Extra kernel boot options"
216 depends on GRUB_IMAGES
217 default "xencons=hvc" if TARGET_x86_xen_domu
219 If you don't know, just leave it blank.
222 string "Seconds to wait before booting the default entry"
223 depends on GRUB_IMAGES
226 If you don't know, 5 seconds is a reasonable default.
229 bool "Build VirtualBox image files (VDI)"
230 depends on TARGET_x86 || TARGET_x86_64
232 select TARGET_IMAGES_PAD
233 select PACKAGE_kmod-e1000
236 bool "Build VMware image files (VMDK)"
237 depends on TARGET_x86 || TARGET_x86_64
239 select TARGET_IMAGES_PAD
240 select PACKAGE_kmod-e1000
242 config TARGET_IMAGES_PAD
243 bool "Pad images to filesystem size (for JFFS2)"
244 depends on GRUB_IMAGES
246 config TARGET_IMAGES_GZIP
248 depends on TARGET_IMAGES_PAD || TARGET_ROOTFS_EXT4FS
251 comment "Image Options"
253 source "target/linux/*/image/Config.in"
255 config TARGET_KERNEL_PARTSIZE
256 int "Kernel partition size (in MB)"
257 depends on GRUB_IMAGES
260 config TARGET_ROOTFS_PARTSIZE
261 int "Root filesystem partition size (in MB)"
262 depends on GRUB_IMAGES || TARGET_ROOTFS_EXT4FS || TARGET_rb532
265 Select the root filesystem partition size.
267 config TARGET_ROOTFS_PARTNAME
268 string "Root partition on target device"
269 depends on GRUB_IMAGES
271 Override the root partition on the final device. If left empty,
272 it will be mounted by PARTUUID which makes the kernel find the
273 appropriate disk automatically.