165f0ecb9SAlexander Usyskin# SPDX-License-Identifier: GPL-2.0 265f0ecb9SAlexander Usyskin# Copyright (C) 2023-2026 Intel Corporation 365f0ecb9SAlexander Usyskinconfig INTEL_SSEI 465f0ecb9SAlexander Usyskin tristate "Intel Silicon Security Engine Interface" 565f0ecb9SAlexander Usyskin help 665f0ecb9SAlexander Usyskin The ISSEI (Intel Silicon Security Engine Interface) 765f0ecb9SAlexander Usyskin subsystem provides a communication channel between the host and the 865f0ecb9SAlexander Usyskin Silicon Security Engine. 965f0ecb9SAlexander Usyskin Enable this driver to get SPDM and other features on Intel client CPUs 1065f0ecb9SAlexander Usyskin released in 2024 (Lunar Lake) or later. 1165f0ecb9SAlexander Usyskin 1265f0ecb9SAlexander Usyskin If selected, the /dev/isseiX device will be created. 1365f0ecb9SAlexander Usyskin If in doubt, select N. 14*8bf5e849SAlexander Usyskin 15*8bf5e849SAlexander Usyskinif INTEL_SSEI 16*8bf5e849SAlexander Usyskin 17*8bf5e849SAlexander Usyskinconfig INTEL_SSEI_HW_HECI 18*8bf5e849SAlexander Usyskin tristate "Intel Silicon Security Engine Interface Hardware" 19*8bf5e849SAlexander Usyskin depends on X86 && PCI 20*8bf5e849SAlexander Usyskin help 21*8bf5e849SAlexander Usyskin HECI interface of communication channel between 22*8bf5e849SAlexander Usyskin the host and the Silicon Security Engine. 23*8bf5e849SAlexander Usyskin 24*8bf5e849SAlexander Usyskin Implementation of ISSEI communication channel over 25*8bf5e849SAlexander Usyskin the HECI hardware PCI device. 26*8bf5e849SAlexander Usyskin This device is available on Intel client CPUs released in 2024 27*8bf5e849SAlexander Usyskin (Lunar Lake) or later. 28*8bf5e849SAlexander Usyskin 29*8bf5e849SAlexander Usyskinendif 30