333 lines
9.6 KiB
Plaintext
333 lines
9.6 KiB
Plaintext
menu "System configuration"
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config BR2_TARGET_GENERIC_HOSTNAME
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string "System hostname"
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default "buildroot"
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help
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Select system hostname to be stored in /etc/hostname.
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config BR2_TARGET_GENERIC_ISSUE
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string "System banner"
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default "Welcome to Buildroot"
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help
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Select system banner (/etc/issue) to be displayed at login.
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choice
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bool "Passwords encoding"
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default BR2_TARGET_GENERIC_PASSWD_MD5
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help
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Choose the password encoding scheme to use when Buildroot
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needs to encode a password (eg. the root password, below).
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Note: this is used at build-time, and *not* at runtime.
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config BR2_TARGET_GENERIC_PASSWD_DES
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bool "des"
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help
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Use standard 56-bit DES-based crypt(3) to encode passwords.
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Old, wildly available, but also the weakest, very susceptible to
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brute-force attacks.
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config BR2_TARGET_GENERIC_PASSWD_MD5
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bool "md5"
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help
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Use MD5 to encode passwords.
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The default. Wildly available, and pretty good.
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Although pretty strong, MD5 is now an old hash function, and
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suffers from some weaknesses, which makes it susceptible to
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brute-force attacks.
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config BR2_TARGET_GENERIC_PASSWD_SHA256
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bool "sha-256"
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help
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Use SHA256 to encode passwords.
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Very strong, but not ubiquitous, although available in glibc
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for some time now. Choose only if you are sure your C library
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understands SHA256 passwords.
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config BR2_TARGET_GENERIC_PASSWD_SHA512
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bool "sha-512"
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help
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Use SHA512 to encode passwords.
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Extremely strong, but not ubiquitous, although available in glibc
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for some time now. Choose only if you are sure your C library
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understands SHA512 passwords.
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endchoice # Passwd encoding
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config BR2_TARGET_GENERIC_PASSWD_METHOD
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string
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default "des" if BR2_TARGET_GENERIC_PASSWD_DES
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default "md5" if BR2_TARGET_GENERIC_PASSWD_MD5
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default "sha-256" if BR2_TARGET_GENERIC_PASSWD_SHA256
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default "sha-512" if BR2_TARGET_GENERIC_PASSWD_SHA512
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choice
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prompt "Init system"
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default BR2_INIT_BUSYBOX
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config BR2_INIT_BUSYBOX
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bool "Busybox"
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select BR2_PACKAGE_BUSYBOX
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config BR2_INIT_SYSV
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bool "systemV"
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select BR2_PACKAGE_SYSVINIT
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config BR2_INIT_SYSTEMD
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bool "systemd"
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depends on BR2_LARGEFILE
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depends on BR2_USE_WCHAR
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depends on BR2_INET_IPV6
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depends on BR2_ROOTFS_DEVICE_CREATION_DYNAMIC_UDEV
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depends on BR2_TOOLCHAIN_HAS_THREADS
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depends on BR2_USE_MMU
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select BR2_PACKAGE_DBUS
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select BR2_PACKAGE_SYSTEMD
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comment 'systemd needs udev /dev management and a toolchain w/ largefile, wchar, IPv6, threads'
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depends on BR2_USE_MMU
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depends on !(BR2_LARGEFILE && BR2_USE_WCHAR && \
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BR2_INET_IPV6 && BR2_TOOLCHAIN_HAS_THREADS && \
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BR2_ROOTFS_DEVICE_CREATION_DYNAMIC_UDEV)
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config BR2_INIT_NONE
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bool "None"
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endchoice
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choice
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prompt "/dev management"
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default BR2_ROOTFS_DEVICE_CREATION_DYNAMIC_DEVTMPFS
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config BR2_ROOTFS_DEVICE_CREATION_STATIC
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bool "Static using device table"
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config BR2_ROOTFS_DEVICE_CREATION_DYNAMIC_DEVTMPFS
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bool "Dynamic using devtmpfs only"
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config BR2_ROOTFS_DEVICE_CREATION_DYNAMIC_MDEV
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bool "Dynamic using mdev"
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select BR2_PACKAGE_BUSYBOX
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config BR2_ROOTFS_DEVICE_CREATION_DYNAMIC_UDEV
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bool "Dynamic using udev"
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depends on BR2_LARGEFILE # udev
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depends on BR2_USE_WCHAR # udev
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depends on !BR2_PREFER_STATIC_LIB # udev -> kmod
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select BR2_PACKAGE_UDEV
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comment "udev needs a toolchain w/ largefile, wchar"
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depends on !(BR2_LARGEFILE && BR2_USE_WCHAR)
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comment "udev doesn't work with 'prefer static libraries'"
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depends on BR2_PREFER_STATIC_LIB
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endchoice
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config BR2_ROOTFS_DEVICE_TABLE
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string "Path to the permission tables"
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default "system/device_table.txt"
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help
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Specify a space-separated list of permission table locations,
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that will be passed to the makedevs utility to assign
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correct owners and permissions on various files in the
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target filesystem.
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See package/makedevs/README for details on the usage and
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syntax of these files.
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config BR2_ROOTFS_STATIC_DEVICE_TABLE
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string "Path to the device tables"
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default "system/device_table_dev.txt"
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depends on BR2_ROOTFS_DEVICE_CREATION_STATIC
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help
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Specify a space-separated list of device table locations,
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that will be passed to the makedevs utility to create all
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the special device files under /dev.
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See package/makedevs/README for details on the usage and
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syntax of these files.
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choice
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prompt "Root FS skeleton"
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config BR2_ROOTFS_SKELETON_DEFAULT
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bool "default target skeleton"
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help
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Use default target skeleton
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config BR2_ROOTFS_SKELETON_CUSTOM
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bool "custom target skeleton"
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help
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Use custom target skeleton.
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endchoice
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if BR2_ROOTFS_SKELETON_CUSTOM
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config BR2_ROOTFS_SKELETON_CUSTOM_PATH
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string "custom target skeleton path"
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default "system/skeleton"
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help
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Path custom target skeleton.
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endif
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if BR2_ROOTFS_SKELETON_DEFAULT
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config BR2_TARGET_GENERIC_ROOT_PASSWD
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string "Root password"
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default ""
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help
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Set the initial root password (in clear). It will be md5-encrypted.
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If set to empty (the default), then no root password will be set,
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and root will need no password to log in.
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WARNING! WARNING!
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Although pretty strong, MD5 is now an old hash function, and
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suffers from some weaknesses, which makes it susceptible to attacks.
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It is showing its age, so this root password should not be trusted
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to properly secure any product that can be shipped to the wide,
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hostile world.
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WARNING! WARNING!
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The password appears in clear in the .config file, and may appear
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in the build log! Avoid using a valuable password if either the
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.config file or the build log may be distributed!
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config BR2_TARGET_GENERIC_GETTY
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bool "Run a getty (login prompt) after boot"
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default y
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if BR2_TARGET_GENERIC_GETTY
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menu "getty options"
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config BR2_TARGET_GENERIC_GETTY_PORT
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string "TTY port"
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default "ttyS0"
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help
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Specify a port to run a getty on.
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choice
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prompt "Baudrate"
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default BR2_TARGET_GENERIC_GETTY_BAUDRATE_115200
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help
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Select a baudrate to use.
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config BR2_TARGET_GENERIC_GETTY_BAUDRATE_KEEP
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bool "keep kernel default"
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config BR2_TARGET_GENERIC_GETTY_BAUDRATE_9600
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bool "9600"
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config BR2_TARGET_GENERIC_GETTY_BAUDRATE_19200
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bool "19200"
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config BR2_TARGET_GENERIC_GETTY_BAUDRATE_38400
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bool "38400"
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config BR2_TARGET_GENERIC_GETTY_BAUDRATE_57600
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bool "57600"
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config BR2_TARGET_GENERIC_GETTY_BAUDRATE_115200
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bool "115200"
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endchoice
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config BR2_TARGET_GENERIC_GETTY_BAUDRATE
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string
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default "0" if BR2_TARGET_GENERIC_GETTY_BAUDRATE_KEEP
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default "9600" if BR2_TARGET_GENERIC_GETTY_BAUDRATE_9600
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default "19200" if BR2_TARGET_GENERIC_GETTY_BAUDRATE_19200
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default "38400" if BR2_TARGET_GENERIC_GETTY_BAUDRATE_38400
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default "57600" if BR2_TARGET_GENERIC_GETTY_BAUDRATE_57600
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default "115200" if BR2_TARGET_GENERIC_GETTY_BAUDRATE_115200
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config BR2_TARGET_GENERIC_GETTY_TERM
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string "TERM environment variable"
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default "vt100"
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help
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Specify a TERM type.
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config BR2_TARGET_GENERIC_GETTY_OPTIONS
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string "other options to pass to getty"
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default ""
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help
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Any other flags you want to pass to getty,
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Refer to getty --help for details.
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endmenu
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endif
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config BR2_TARGET_GENERIC_REMOUNT_ROOTFS_RW
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bool "remount root filesystem read-write during boot"
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default y
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help
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The root filesystem is typically mounted read-only at boot.
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By default, buildroot remounts it in read-write mode early during the
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boot process.
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Say no here if you would rather like your root filesystem to remain
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read-only.
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If unsure, say Y.
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endif # BR2_ROOTFS_SKELETON_DEFAULT
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config BR2_ROOTFS_OVERLAY
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string "Root filesystem overlay directories"
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default ""
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help
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Specify a list of directories that are copied over the target
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root filesystem after the build has finished and before it is
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packed into the selected filesystem images.
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They are copied as-is into the rootfs, excluding files ending with
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~ and .git, .svn and .hg directories.
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config BR2_ROOTFS_POST_BUILD_SCRIPT
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string "Custom scripts to run before creating filesystem images"
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default ""
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help
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Specify a space-separated list of scripts to be run after the build
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has finished and before Buildroot starts packing the files into
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selected filesystem images.
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This gives users the oportunity to do board-specific cleanups,
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add-ons and the like, so the generated files can be used directly
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without further processing.
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These scripts are called with the target directory name as first
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argument. Make sure the exit code of those scripts are 0, otherwise
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make will stop after calling them.
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config BR2_ROOTFS_POST_IMAGE_SCRIPT
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string "Custom scripts to run after creating filesystem images"
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default ""
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help
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Specify a space-separated list of scripts to be run after
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the build has finished and after Buildroot has packed the
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files into selected filesystem images.
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This can for example be used to call a tool building a
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firmware image from different images generated by Buildroot,
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or automatically extract the tarball root filesystem image
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into some location exported by NFS, or any other custom
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action.
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These scripts are called with the images directory name as
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first argument. The script is executed from the main Buildroot
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source directory as the current directory.
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config BR2_ROOTFS_POST_SCRIPT_ARGS
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string "Extra post-{build,image} arguments"
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depends on BR2_ROOTFS_POST_BUILD_SCRIPT != "" || BR2_ROOTFS_POST_IMAGE_SCRIPT != ""
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help
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Pass these aditional arguments to each post-build or post-image
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scripts.
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Note that all the post-build and post-image scripts will be passed
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the same set of arguments, you can not pass different arguments to
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each script.
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Note also, as stated in their respective help text, that the first
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argument to each post-build or post-image script is the target
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directory / images directory. The arguments in this option will be
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passed *after* those.
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endmenu
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