prompt "Kernel version"
config BR2_LINUX_KERNEL_LATEST_VERSION
- bool "Latest version (4.11.3)"
+ bool "Latest version (4.16)"
config BR2_LINUX_KERNEL_LATEST_CIP_VERSION
- bool "Latest CIP SLTS version (v4.4.55-cip3)"
+ bool "Latest CIP SLTS version (v4.4.112-cip18)"
help
CIP launched in the spring of 2016 to address the needs of
organizations in industries such as power generation and
config BR2_LINUX_KERNEL_CUSTOM_TARBALL
bool "Custom tarball"
help
- This option allows to specify a URL pointing to a kernel source
- tarball. This URL can use any protocol recognized by Buildroot,
- like http://, ftp://, file:// or scp://.
+ This option allows to specify a URL pointing to a kernel
+ source tarball. This URL can use any protocol recognized by
+ Buildroot, like http://, ftp://, file:// or scp://.
- When pointing to a local tarball using file://, you may want to
- use a make variable like $(TOPDIR) to reference the root of the
- Buildroot tree.
+ When pointing to a local tarball using file://, you may want
+ to use a make variable like $(TOPDIR) to reference the root of
+ the Buildroot tree.
config BR2_LINUX_KERNEL_CUSTOM_GIT
bool "Custom Git repository"
default BR2_LINUX_KERNEL_CUSTOM_GIT_VERSION \
if BR2_LINUX_KERNEL_CUSTOM_GIT_VERSION != "" # legacy
help
- Revision to use in the typical format used by Git/Mercurial/Subversion
- E.G. a sha id, a tag, branch, ..
+ Revision to use in the typical format used by
+ Git/Mercurial/Subversion E.G. a sha id, a tag, branch, ..
endif
config BR2_LINUX_KERNEL_VERSION
string
- default "4.11.3" if BR2_LINUX_KERNEL_LATEST_VERSION
- default "v4.4.55-cip3" if BR2_LINUX_KERNEL_LATEST_CIP_VERSION
+ default "4.16.10" if BR2_LINUX_KERNEL_LATEST_VERSION
+ default "v4.4.112-cip18" if BR2_LINUX_KERNEL_LATEST_CIP_VERSION
default BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE \
if BR2_LINUX_KERNEL_CUSTOM_VERSION
default "custom" if BR2_LINUX_KERNEL_CUSTOM_TARBALL
Path to the kernel configuration file
Note: this can be a defconfig file or a complete .config file,
- which can later be saved back with make linux-update-(def)config.
+ which can later be saved back with make
+ linux-update-(def)config.
config BR2_LINUX_KERNEL_CONFIG_FRAGMENT_FILES
string "Additional configuration fragment files"
config BR2_LINUX_KERNEL_UIMAGE
bool "uImage"
- depends on BR2_arc || BR2_arm || BR2_armeb || BR2_bfin || \
+ depends on BR2_arc || BR2_arm || BR2_armeb || \
BR2_powerpc || BR2_powerpc64 || BR2_powerpc64le || \
BR2_sh || BR2_mips || BR2_mipsel || \
BR2_mips64 || BR2_mips64el || BR2_xtensa
choice
prompt "Kernel compression format"
help
- This selection will just ensure that the correct host tools are build.
- The actual compression for the kernel should be selected in the
- kernel configuration menu.
+ This selection will just ensure that the correct host tools
+ are built. The actual compression for the kernel should be
+ selected in the kernel configuration menu.
config BR2_LINUX_KERNEL_GZIP
bool "gzip compression"
depends on BR2_LINUX_KERNEL_IMAGE_TARGET_CUSTOM
help
The filename of the kernel image, if it is different from the
- make target (above). Only Xtensa uses a filename different from
- the make target. Defaults to BR2_LINUX_KERNEL_IMAGE_TARGET_NAME.
+ make target (above). Only Xtensa uses a filename different
+ from the make target. Defaults to
+ BR2_LINUX_KERNEL_IMAGE_TARGET_NAME.
If unsure, leave it empty.
depends on BR2_arm || BR2_armeb
depends on BR2_LINUX_KERNEL_UIMAGE || BR2_LINUX_KERNEL_APPENDED_UIMAGE
help
- If your ARM system's Linux kernel is configured with the new (3.7+)
- multi-architecture support (CONFIG_ARCH_MULTIPLATFORM=y in your
- kernel config), then it is necessary to specify a kernel load address
- when building the uImage. This should be a hexadecimal string
- beginning with 0x, for example: 0x00008000.
+ If your ARM system's Linux kernel is configured with the new
+ (3.7+) multi-architecture support (CONFIG_ARCH_MULTIPLATFORM=y
+ in your kernel config), then it is necessary to specify a
+ kernel load address when building the uImage. This should be a
+ hexadecimal string beginning with 0x, for example: 0x00008000.
If unsure, let this option empty.
config BR2_LINUX_KERNEL_DTS_SUPPORT
bool "Build a Device Tree Blob (DTB)"
help
- Compile one or more device tree sources into device tree blobs.
+ Compile one or more device tree sources into device tree
+ blobs.
Select the dts files to compile in the options below.
if BR2_LINUX_KERNEL_DTS_SUPPORT
config BR2_LINUX_KERNEL_APPENDED_DTB
bool
-choice
- prompt "Device tree source"
- default BR2_LINUX_KERNEL_USE_INTREE_DTS
-
-config BR2_LINUX_KERNEL_USE_INTREE_DTS
- bool "Use a device tree present in the kernel."
- help
- Use a device tree source distributed with
- the kernel sources. The dts files are located
- in the arch/<arch>/boot/dts folder.
-
-config BR2_LINUX_KERNEL_USE_CUSTOM_DTS
- bool "Use a custom device tree file"
- help
- Use a custom device tree file, i.e, a device
- tree file that does not belong to the kernel
- source tree.
-endchoice
-
config BR2_LINUX_KERNEL_INTREE_DTS_NAME
- string "Device Tree Source file names"
- depends on BR2_LINUX_KERNEL_USE_INTREE_DTS
+ string "In-tree Device Tree Source file names"
help
- Name of the device tree source file, without
+ Name of in-tree device tree source file, without
the trailing .dts. You can provide a list of
dts files to build, separated by spaces.
config BR2_LINUX_KERNEL_CUSTOM_DTS_PATH
- string "Device Tree Source file paths"
- depends on BR2_LINUX_KERNEL_USE_CUSTOM_DTS
+ string "Out-of-tree Device Tree Source file paths"
help
- Path to the device tree source files. You can
- provide a list of dts paths to copy and build,
- separated by spaces.
+ Path to to out-of-tree device tree source files.
+ You can provide a list of dts paths to copy and
+ build, separated by spaces.
endif
/boot if DTBs have been generated by the kernel build
process.
+config BR2_LINUX_KERNEL_NEEDS_HOST_OPENSSL
+ bool "Needs host OpenSSL"
+ help
+ Some Linux kernel configuration options (such as
+ CONFIG_SYSTEM_TRUSTED_KEYRING) require building a host
+ program called extract-cert, which itself needs
+ OpenSSL. Enabling this option will ensure host-openssl gets
+ built before the Linux kernel.
+
+ Enable this option if you get a Linux kernel build failure
+ such as "scripts/extract-cert.c:21:25: fatal error:
+ openssl/bio.h: No such file or directory".
+
+config BR2_LINUX_KERNEL_NEEDS_HOST_LIBELF
+ bool "Needs host libelf"
+ help
+ Some Linux kernel configuration options (such as
+ CONFIG_UNWINDER_ORC) require building a host program that
+ needs libelf. Enabling this option will ensure host-elfutils
+ (which provides libelf) gets built before the Linux kernel.
+
+ Enable this option if you get a Linux kernel build failure
+ such as "Cannot generate ORC metadata for
+ CONFIG_UNWINDER_ORC=y, please install libelf-dev,
+ libelf-devel or elfutils-libelf-devel".
+
# Linux extensions
source "linux/Config.ext.in"
projects / coffee / buildroot.git / blobdiff