lbuild

fork.conf

fork.conf is the kernel fork configuration file. This file is mandatory and is sourced early by lbuild. You can override many options but below are some most commonly used (and supported) settings for this file:

LINUX_GIT Specify upstream kernel repo.

LINUX_COMMIT or LINUX_BRANCH or LINUX_TAG Specify the exact kernel revision. The first defined option in the listed order will be used.

LINUX_DEFCONFIG Specify the defconfig used for building. Default to defconfig.

SUPPORTED_BOARDS Specify the supported boards list, which is a Bash array.

kconfig.conf

kconfig.conf is a kernel configuration file. This file mirrors defconfig format.