/usr/src/linux-headers-5.15.0-190/drivers/ntb/hw/intel
Edit: /usr/src/linux-headers-5.15.0-190/drivers/ntb/hw/intel/Kconfig (220B)
# SPDX-License-Identifier: GPL-2.0-only
config NTB_INTEL
tristate "Intel Non-Transparent Bridge support"
depends on X86_64
help
This driver supports Intel NTB on capable Xeon and Atom hardware.
If unsure, say N.