BR2_GLOBAL_PATCH_DIR="../global_patch_dir"
BR2_LINUX_KERNEL_CONFIG_FRAGMENT_FILES="../kernel_config_fragment"
BR2_PACKAGE_BUSYBOX_CONFIG_FRAGMENT_FILES="../busybox_config_fragment"
BR2_PACKAGE_KERNEL_MODULE=y
BR2_PACKAGE_STRACE=y
BR2_ROOTFS_OVERLAY="../rootfs_overlay"

## Host GDB
BR2_GDB_VERSION="7.11.1"
BR2_GDB_VERSION_7_10=n
BR2_GDB_VERSION_7_11=y
BR2_GDB_VERSION_7_12=n
BR2_PACKAGE_HOST_GDB=y
BR2_PACKAGE_HOST_GDB_PYTHON=y
BR2_PACKAGE_HOST_GDB_SIM=y
BR2_PACKAGE_HOST_GDB_TUI=y

## QEMU.
BR2_PACKAGE_HOST_QEMU=y
# False because otherwise we need the host to be as recent as guest.
BR2_PACKAGE_HOST_QEMU_LINUX_USER_MODE=n
BR2_PACKAGE_HOST_QEMU_SYSTEM_MODE=y
BR2_PACKAGE_HOST_QEMU_VDE2=y

## Target GDB
# This is preparation for target GDB / gdbserver.
# But those options require a toolchain with threads like glibc,
# which I'm afraid will make compilation slower, so let's leave it
# at that for now since our focus is kernel debug.
#BR2_DEBUG_1=n
#BR2_DEBUG_2=n
#BR2_DEBUG_3=y
#BR2_ENABLE_DEBUG=y
#BR2_OPTIMIZE_0=y