1# Copyright (C) 2006-2013 OpenWrt.org 2# 3# This is free software, licensed under the GNU General Public License v2. 4# See /LICENSE for more information. 5# 6 7menu "Target Images" 8 9 menuconfig TARGET_ROOTFS_INITRAMFS 10 bool "ramdisk" 11 default y if USES_INITRAMFS 12 help 13 Embed the root filesystem into the kernel (initramfs). 14 15 choice 16 prompt "Compression" 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 21 help 22 Select ramdisk compression. 23 24 config TARGET_INITRAMFS_COMPRESSION_NONE 25 bool "none" 26 27 config TARGET_INITRAMFS_COMPRESSION_GZIP 28 bool "gzip" 29 30 config TARGET_INITRAMFS_COMPRESSION_BZIP2 31 bool "bzip2" 32 33 config TARGET_INITRAMFS_COMPRESSION_LZMA 34 bool "lzma" 35 36 config TARGET_INITRAMFS_COMPRESSION_LZO 37 bool "lzo" 38 39 config TARGET_INITRAMFS_COMPRESSION_LZ4 40 bool "lz4" 41 42 config TARGET_INITRAMFS_COMPRESSION_XZ 43 bool "xz" 44 endchoice 45 46 config EXTERNAL_CPIO 47 string 48 prompt "Use external cpio" if TARGET_ROOTFS_INITRAMFS 49 default "" 50 help 51 Kernel uses specified external cpio as INITRAMFS_SOURCE. 52 53 comment "Root filesystem archives" 54 55 config TARGET_ROOTFS_CPIOGZ 56 bool "cpio.gz" 57 default y if USES_CPIOGZ 58 help 59 Build a compressed cpio archive of the root filesystem. 60 61 config TARGET_ROOTFS_TARGZ 62 bool "tar.gz" 63 default y if USES_TARGZ 64 help 65 Build a compressed tar archive of the root filesystem. 66 67 comment "Root filesystem images" 68 69 menuconfig TARGET_ROOTFS_EXT4FS 70 bool "ext4" 71 default y if USES_EXT4 72 help 73 Build an ext4 root filesystem. 74 75 config TARGET_EXT4_MAXINODE 76 int "Maximum number of inodes in root filesystem" 77 depends on TARGET_ROOTFS_EXT4FS 78 default 6000 79 help 80 Select the maximum number of inodes in the root filesystem. 81 82 config TARGET_EXT4_RESERVED_PCT 83 int "Percentage of reserved blocks in root filesystem" 84 depends on TARGET_ROOTFS_EXT4FS 85 default 0 86 help 87 Select the percentage of reserved blocks in the root filesystem. 88 89 choice 90 prompt "Root filesystem block size" 91 default TARGET_EXT4_BLOCKSIZE_4K 92 depends on TARGET_ROOTFS_EXT4FS 93 help 94 Select the block size of the root filesystem. 95 96 config TARGET_EXT4_BLOCKSIZE_4K 97 bool "4k" 98 99 config TARGET_EXT4_BLOCKSIZE_2K 100 bool "2k" 101 102 config TARGET_EXT4_BLOCKSIZE_1K 103 bool "1k" 104 endchoice 105 106 config TARGET_EXT4_BLOCKSIZE 107 int 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 on TARGET_ROOTFS_EXT4FS 112 113 config TARGET_EXT4_JOURNAL 114 bool "Create a journaling filesystem" 115 depends on TARGET_ROOTFS_EXT4FS 116 default n 117 help 118 Create an ext4 filesystem with a journal. 119 120 config TARGET_ROOTFS_ISO 121 bool "iso" 122 default n 123 depends on TARGET_x86_generic 124 help 125 Create a bootable ISO image. 126 127 config TARGET_ROOTFS_JFFS2 128 bool "jffs2" 129 default y if USES_JFFS2 130 help 131 Build a JFFS2 root filesystem. 132 133 config TARGET_ROOTFS_JFFS2_NAND 134 bool "jffs2 for NAND" 135 default y if USES_JFFS2_NAND 136 depends on USES_JFFS2_NAND 137 help 138 Build a JFFS2 root filesystem for NAND flash. 139 140 menuconfig TARGET_ROOTFS_SQUASHFS 141 bool "squashfs" 142 default y if USES_SQUASHFS 143 help 144 Build a squashfs-lzma root filesystem. 145 146 config TARGET_SQUASHFS_BLOCK_SIZE 147 int "Block size (in KiB)" 148 depends on TARGET_ROOTFS_SQUASHFS 149 default 64 if LOW_MEMORY_FOOTPRINT 150 default 256 151 152 menuconfig TARGET_ROOTFS_UBIFS 153 bool "ubifs" 154 default y if USES_UBIFS 155 depends on USES_UBIFS 156 help 157 Build a UBIFS root filesystem. 158 159 choice 160 prompt "compression" 161 default TARGET_UBIFS_COMPRESSION_ZLIB 162 depends on TARGET_ROOTFS_UBIFS 163 help 164 Select compression type 165 166 config TARGET_UBIFS_COMPRESSION_NONE 167 bool "none" 168 169 config TARGET_UBIFS_COMPRESSION_LZO 170 bool "lzo" 171 172 config TARGET_UBIFS_COMPRESSION_ZLIB 173 bool "zlib" 174 endchoice 175 176 config TARGET_UBIFS_FREE_SPACE_FIXUP 177 bool "free space fixup" if TARGET_ROOTFS_UBIFS 178 default y 179 help 180 The filesystem free space has to be fixed up on first mount. 181 182 config TARGET_UBIFS_JOURNAL_SIZE 183 string 184 prompt "journal size" if TARGET_ROOTFS_UBIFS 185 default "" 186 187 config GRUB_IMAGES 188 bool "Build GRUB images (Linux x86 or x86_64 host only)" 189 depends on TARGET_x86_64 || (TARGET_x86 && !TARGET_x86_rdc) 190 depends on TARGET_ROOTFS_EXT4FS || TARGET_ROOTFS_ISO || TARGET_ROOTFS_JFFS2 || TARGET_ROOTFS_SQUASHFS 191 select PACKAGE_grub2 192 default y 193 194 config GRUB_CONSOLE 195 bool "Use Console Terminal (in addition to Serial)" 196 depends on GRUB_IMAGES 197 default n if (TARGET_x86_generic_Soekris45xx || TARGET_x86_generic_Soekris48xx || TARGET_x86_net5501 || TARGET_x86_geos || TARGET_x86_alix2) 198 default y 199 200 config GRUB_SERIAL 201 string "Serial port device" 202 depends on GRUB_IMAGES 203 default "hvc0" if TARGET_x86_xen_domu 204 default "ttyS0" if ! TARGET_x86_xen_domu 205 206 config GRUB_BAUDRATE 207 int "Serial port baud rate" 208 depends on GRUB_IMAGES 209 default 38400 if TARGET_x86_generic 210 default 38400 if TARGET_x86_geode 211 default 115200 212 213 config GRUB_BOOTOPTS 214 string "Extra kernel boot options" 215 depends on GRUB_IMAGES 216 default "xencons=hvc" if TARGET_x86_xen_domu 217 help 218 If you don't know, just leave it blank. 219 220 config GRUB_TIMEOUT 221 string "Seconds to wait before booting the default entry" 222 depends on GRUB_IMAGES 223 default "5" 224 help 225 If you don't know, 5 seconds is a reasonable default. 226 227 config VDI_IMAGES 228 bool "Build VirtualBox image files (VDI)" 229 depends on TARGET_x86 || TARGET_x86_64 230 select GRUB_IMAGES 231 select TARGET_IMAGES_PAD 232 select PACKAGE_kmod-e1000 233 234 config VMDK_IMAGES 235 bool "Build VMware image files (VMDK)" 236 depends on TARGET_x86 || TARGET_x86_64 237 select GRUB_IMAGES 238 select TARGET_IMAGES_PAD 239 select PACKAGE_kmod-e1000 240 241 config TARGET_IMAGES_PAD 242 bool "Pad images to filesystem size (for JFFS2)" 243 depends on GRUB_IMAGES 244 245 config TARGET_IMAGES_GZIP 246 bool "GZip images" 247 depends on TARGET_IMAGES_PAD || TARGET_ROOTFS_EXT4FS 248 default y 249 250 comment "Image Options" 251 252 source "target/linux/*/image/Config.in" 253 254 config TARGET_KERNEL_PARTSIZE 255 int "Kernel partition size (in MB)" 256 depends on GRUB_IMAGES 257 default 4 258 259 config TARGET_ROOTFS_PARTSIZE 260 int "Root filesystem partition size (in MB)" 261 depends on GRUB_IMAGES || TARGET_ROOTFS_EXT4FS || TARGET_rb532 262 default 48 263 help 264 Select the root filesystem partition size. 265 266 config TARGET_ROOTFS_PARTNAME 267 string "Root partition on target device" 268 depends on GRUB_IMAGES 269 help 270 Override the root partition on the final device. If left empty, 271 it will be mounted by PARTUUID which makes the kernel find the 272 appropriate disk automatically. 273 274 275 menuconfig TARGET_ROOTFS_INCLUDE_KERNEL 276 bool "Include kernel in root filesystem" 277 depends on TARGET_ROOTFS_UBIFS || TARGET_ROOTFS_EXT4FS 278 default n 279 help 280 Include the kernel image in the rootfs. Typically, the image is placed 281 below /boot. 282 283 config TARGET_ROOTFS_INCLUDE_UIMAGE 284 bool "include uImage" if TARGET_ROOTFS_INCLUDE_KERNEL 285 default y 286 help 287 This option might not apply to all targets. Make sure 288 to check target/linux/<your_target>/image/Makefile to 289 see if this option will have any effect. 290 291 config TARGET_ROOTFS_INCLUDE_ZIMAGE 292 bool "include zImage" if TARGET_ROOTFS_INCLUDE_KERNEL 293 default y 294 help 295 This option might not apply to all targets. Make sure 296 to check target/linux/<your_target>/image/Makefile to 297 see if this option will have any effect. 298 299 config TARGET_ROOTFS_INCLUDE_FIT 300 bool "include FIT" if TARGET_ROOTFS_INCLUDE_KERNEL 301 default y 302 help 303 This option might not apply to all targets. Make sure 304 to check target/linux/<your_target>/image/Makefile to 305 see if this option will have any effect. 306 307 config TARGET_ROOTFS_INCLUDE_DTB 308 bool "Include DTB in root filesystem" 309 depends on USES_DEVICETREE && (TARGET_ROOTFS_UBIFS || TARGET_ROOTFS_EXT4FS) 310 default n 311 help 312 Include the device tree blob file(s) in the rootfs. Typically the DTBs 313 are placed below /boot. 314 315endmenu 316