config/Config-images.in

   1 # SPDX-License-Identifier: GPL-2.0-only
   2 #
   3 # Copyright (C) 2006-2013 OpenWrt.org
   4
   5 menu "Target Images"
   6
   7         menuconfig TARGET_ROOTFS_INITRAMFS
   8                 bool "ramdisk"
   9                 default y if USES_INITRAMFS
  10                 help
  11                   Embed the root filesystem into the kernel (initramfs).
  12
  13                 choice
  14                         prompt "Compression"
  15                         default TARGET_INITRAMFS_COMPRESSION_LZMA if TARGET_apm821xx
  16                         default TARGET_INITRAMFS_COMPRESSION_LZMA if TARGET_ath79_mikrotik
  17                         default TARGET_INITRAMFS_COMPRESSION_LZMA if TARGET_lantiq
  18                         default TARGET_INITRAMFS_COMPRESSION_LZMA if TARGET_mpc85xx
  19                         default TARGET_INITRAMFS_COMPRESSION_LZMA if TARGET_ramips
  20                         default TARGET_INITRAMFS_COMPRESSION_XZ if USES_SEPARATE_INITRAMFS
  21                         default TARGET_INITRAMFS_COMPRESSION_NONE
  22                         depends on TARGET_ROOTFS_INITRAMFS
  23                         help
  24                           Select ramdisk compression.
  25
  26                         config TARGET_INITRAMFS_COMPRESSION_NONE
  27                                 bool "none"
  28
  29                         config TARGET_INITRAMFS_COMPRESSION_GZIP
  30                                 bool "gzip"
  31
  32                         config TARGET_INITRAMFS_COMPRESSION_BZIP2
  33                                 bool "bzip2"
  34
  35                         config TARGET_INITRAMFS_COMPRESSION_LZMA
  36                                 bool "lzma"
  37
  38                         config TARGET_INITRAMFS_COMPRESSION_LZO
  39                                 depends on !TARGET_ROOTFS_INITRAMFS_SEPARATE
  40                                 bool "lzo"
  41
  42                         config TARGET_INITRAMFS_COMPRESSION_LZ4
  43                                 depends on !TARGET_ROOTFS_INITRAMFS_SEPARATE
  44                                 bool "lz4"
  45
  46                         config TARGET_INITRAMFS_COMPRESSION_XZ
  47                                 bool "xz"
  48
  49                         config TARGET_INITRAMFS_COMPRESSION_ZSTD
  50                                 depends on !LINUX_5_4 && !LINUX_4_19
  51                                 bool "zstd"
  52                 endchoice
  53
  54                 config EXTERNAL_CPIO
  55                         string
  56                         prompt "Use external cpio" if TARGET_ROOTFS_INITRAMFS
  57                         default ""
  58                         help
  59                           Kernel uses specified external cpio as INITRAMFS_SOURCE.
  60
  61                 config TARGET_INITRAMFS_FORCE
  62                         bool "Force"
  63                         depends on TARGET_ROOTFS_INITRAMFS
  64                         default n
  65                         help
  66                           Ignore the initramfs passed by the bootloader.
  67
  68                 config TARGET_ROOTFS_INITRAMFS_SEPARATE
  69                         bool "separate ramdisk"
  70                         depends on USES_SEPARATE_INITRAMFS && TARGET_ROOTFS_INITRAMFS && !TARGET_INITRAMFS_FORCE
  71                         default y if USES_SEPARATE_INITRAMFS
  72                         help
  73                           Generate separate initrd.cpio instead of embedding it.
  74                           This is useful for generating images with a dedicated
  75                           ramdisk e.g. in U-Boot's uImage and uImage.FIT formats.
  76
  77         comment "Root filesystem archives"
  78
  79         config TARGET_ROOTFS_CPIOGZ
  80                 bool "cpio.gz"
  81                 default y if USES_CPIOGZ
  82                 help
  83                   Build a compressed cpio archive of the root filesystem.
  84
  85         config TARGET_ROOTFS_TARGZ
  86                 bool "tar.gz"
  87                 default y if USES_TARGZ
  88                 help
  89                   Build a compressed tar archive of the root filesystem.
  90
  91         comment "Root filesystem images"
  92
  93         menuconfig TARGET_ROOTFS_EXT4FS
  94                 bool "ext4"
  95                 default y if USES_EXT4
  96                 help
  97                   Build an ext4 root filesystem.
  98
  99                 config TARGET_EXT4_RESERVED_PCT
 100                         int "Percentage of reserved blocks in root filesystem"
 101                         depends on TARGET_ROOTFS_EXT4FS
 102                         default 0
 103                         help
 104                           Select the percentage of reserved blocks in the root filesystem.
 105
 106                 choice
 107                         prompt "Root filesystem block size"
 108                         default TARGET_EXT4_BLOCKSIZE_4K
 109                         depends on TARGET_ROOTFS_EXT4FS
 110                         help
 111                           Select the block size of the root filesystem.
 112
 113                         config TARGET_EXT4_BLOCKSIZE_4K
 114                                 bool "4k"
 115
 116                         config TARGET_EXT4_BLOCKSIZE_2K
 117                                 bool "2k"
 118
 119                         config TARGET_EXT4_BLOCKSIZE_1K
 120                                 bool "1k"
 121                 endchoice
 122
 123                 config TARGET_EXT4_BLOCKSIZE
 124                         int
 125                         default 4096 if TARGET_EXT4_BLOCKSIZE_4K
 126                         default 2048 if TARGET_EXT4_BLOCKSIZE_2K
 127                         default 1024 if TARGET_EXT4_BLOCKSIZE_1K
 128                         depends on TARGET_ROOTFS_EXT4FS
 129
 130                 config TARGET_EXT4_JOURNAL
 131                         bool "Create a journaling filesystem"
 132                         depends on TARGET_ROOTFS_EXT4FS
 133                         default n
 134                         help
 135                           Create an ext4 filesystem with a journal.
 136
 137         config TARGET_ROOTFS_JFFS2
 138                 bool "jffs2"
 139                 depends on USES_JFFS2
 140                 help
 141                   Build a JFFS2 root filesystem.
 142
 143         config TARGET_ROOTFS_JFFS2_NAND
 144                 bool "jffs2 for NAND"
 145                 default y if USES_JFFS2_NAND
 146                 depends on USES_JFFS2_NAND
 147                 help
 148                   Build a JFFS2 root filesystem for NAND flash.
 149
 150         menuconfig TARGET_ROOTFS_SQUASHFS
 151                 bool "squashfs"
 152                 default y if USES_SQUASHFS
 153                 help
 154                   Build a squashfs-lzma root filesystem.
 155
 156                 config TARGET_SQUASHFS_BLOCK_SIZE
 157                         int "Block size (in KiB)"
 158                         depends on TARGET_ROOTFS_SQUASHFS
 159                         default 64 if LOW_MEMORY_FOOTPRINT
 160                         default 1024 if (SMALL_FLASH && !LOW_MEMORY_FOOTPRINT)
 161                         default 256
 162
 163         menuconfig TARGET_ROOTFS_UBIFS
 164                 bool "ubifs"
 165                 default y if USES_UBIFS
 166                 depends on USES_UBIFS
 167                 help
 168                   Build a UBIFS root filesystem.
 169
 170                 choice
 171                         prompt "compression"
 172                         default TARGET_UBIFS_COMPRESSION_ZLIB
 173                         depends on TARGET_ROOTFS_UBIFS
 174                         help
 175                           Select compression type
 176
 177                         config TARGET_UBIFS_COMPRESSION_NONE
 178                                 bool "none"
 179
 180                         config TARGET_UBIFS_COMPRESSION_LZO
 181                                 bool "lzo"
 182
 183                         config TARGET_UBIFS_COMPRESSION_ZLIB
 184                                 bool "zlib"
 185                 endchoice
 186
 187                 config TARGET_UBIFS_FREE_SPACE_FIXUP
 188                         bool "free space fixup" if TARGET_ROOTFS_UBIFS
 189                         default y
 190                         help
 191                           The filesystem free space has to be fixed up on first mount.
 192
 193                 config TARGET_UBIFS_JOURNAL_SIZE
 194                         string
 195                         prompt "journal size" if TARGET_ROOTFS_UBIFS
 196                         default ""
 197
 198         config GRUB_IMAGES
 199                 bool "Build GRUB images (Linux x86 or x86_64 host only)"
 200                 depends on TARGET_x86
 201                 depends on TARGET_ROOTFS_EXT4FS || TARGET_ROOTFS_JFFS2 || TARGET_ROOTFS_SQUASHFS
 202                 select PACKAGE_grub2
 203                 default y
 204
 205         config GRUB_EFI_IMAGES
 206                 bool "Build GRUB EFI images (Linux x86 or x86_64 host only)"
 207                 depends on TARGET_x86
 208                 depends on TARGET_ROOTFS_EXT4FS || TARGET_ROOTFS_JFFS2 || TARGET_ROOTFS_SQUASHFS
 209                 select PACKAGE_grub2
 210                 select PACKAGE_grub2-efi
 211                 select PACKAGE_kmod-fs-vfat
 212                 default y
 213
 214         config GRUB_CONSOLE
 215                 bool "Use Console Terminal (in addition to Serial)"
 216                 depends on GRUB_IMAGES || GRUB_EFI_IMAGES
 217                 default y
 218
 219         config GRUB_SERIAL
 220                 string "Serial port device"
 221                 depends on GRUB_IMAGES || GRUB_EFI_IMAGES
 222                 default "ttyS0"
 223
 224         config GRUB_BAUDRATE
 225                 int "Serial port baud rate"
 226                 depends on GRUB_IMAGES || GRUB_EFI_IMAGES
 227                 default 38400 if TARGET_x86_generic
 228                 default 115200
 229
 230         config GRUB_FLOWCONTROL
 231                 bool "Use RTE/CTS on serial console"
 232                 depends on GRUB_SERIAL != ""
 233                 default n
 234
 235         config GRUB_BOOTOPTS
 236                 string "Extra kernel boot options"
 237                 depends on GRUB_IMAGES || GRUB_EFI_IMAGES
 238                 help
 239                   If you don't know, just leave it blank.
 240
 241         config GRUB_TIMEOUT
 242                 string "Seconds to wait before booting the default entry"
 243                 depends on GRUB_IMAGES || GRUB_EFI_IMAGES
 244                 default "5"
 245                 help
 246                   If you don't know, 5 seconds is a reasonable default.
 247
 248         config GRUB_TITLE
 249                 string "Title for the menu entry in GRUB"
 250                 depends on GRUB_IMAGES || GRUB_EFI_IMAGES
 251                 default "OpenWrt"
 252                 help
 253                   This is the title of the GRUB menu entry.
 254                   If unspecified, it defaults to OpenWrt.
 255
 256         config ISO_IMAGES
 257                 bool "Build LiveCD image (ISO)"
 258                 depends on TARGET_x86
 259                 depends on GRUB_IMAGES || GRUB_EFI_IMAGES
 260
 261         config VDI_IMAGES
 262                 bool "Build VirtualBox image files (VDI)"
 263                 depends on TARGET_x86
 264                 depends on GRUB_IMAGES || GRUB_EFI_IMAGES
 265                 select PACKAGE_kmod-e1000
 266
 267         config VMDK_IMAGES
 268                 bool "Build VMware image files (VMDK)"
 269                 depends on TARGET_x86
 270                 depends on GRUB_IMAGES || GRUB_EFI_IMAGES
 271                 select PACKAGE_kmod-e1000
 272
 273         config TARGET_IMAGES_GZIP
 274                 bool "GZip images"
 275                 depends on TARGET_ROOTFS_EXT4FS || TARGET_x86 || TARGET_armvirt || TARGET_malta
 276                 default y
 277
 278         comment "Image Options"
 279
 280         source "target/linux/*/image/Config.in"
 281
 282         config TARGET_KERNEL_PARTSIZE
 283                 int "Kernel partition size (in MiB)"
 284                 depends on USES_BOOT_PART
 285                 default 8 if TARGET_apm821xx_sata
 286                 default 64 if TARGET_bcm27xx
 287                 default 16
 288
 289         config TARGET_ROOTFS_PARTSIZE
 290                 int "Root filesystem partition size (in MiB)"
 291                 depends on USES_ROOTFS_PART || TARGET_ROOTFS_EXT4FS || TARGET_omap || TARGET_sunxi || TARGET_uml
 292                 default 104
 293                 help
 294                   Select the root filesystem partition size.
 295
 296         config TARGET_ROOTFS_PARTNAME
 297                 string "Root partition on target device"
 298                 depends on GRUB_IMAGES || GRUB_EFI_IMAGES
 299                 help
 300                   Override the root partition on the final device. If left empty,
 301                   it will be mounted by PARTUUID which makes the kernel find the
 302                   appropriate disk automatically.
 303
 304 endmenu