| # |
| # SPDX-FileCopyrightText: Copyright 2020-2023 Arm Limited and/or its affiliates <open-source-office@arm.com> |
| # SPDX-License-Identifier: GPL-2.0-only |
| # |
| # This program is free software and is provided to you under the terms of the |
| # GNU General Public License version 2 as published by the Free Software |
| # Foundation, and any use by you of this program is subject to the terms |
| # of such GNU licence. |
| # |
| # This program is distributed in the hope that it will be useful, |
| # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| # GNU General Public License for more details. |
| # |
| # You should have received a copy of the GNU General Public License |
| # along with this program; if not, you can access it online at |
| # http://www.gnu.org/licenses/gpl-2.0.html. |
| # |
| |
| cmake_minimum_required(VERSION 3.0.2) |
| |
| # Set the project name and version |
| project("ethosu_kernel" VERSION 1.0) |
| |
| # Make sure KDIR is set |
| set(KDIR "" CACHE PATH "Path to Linux kernel sources") |
| if (NOT EXISTS ${KDIR}) |
| message(FATAL_ERROR "Can't build kernel module without KDIR.") |
| endif() |
| |
| # Depend on all h and c files |
| file(GLOB_RECURSE SOURCES RELATIVE ${CMAKE_CURRENT_SOURCE_DIR} "*.c" "*.h") |
| |
| # Build the kernel module |
| add_custom_target(kernel ALL |
| COMMAND ${CMAKE_MAKE_PROGRAM} -C ${KDIR} CF=-Wsparse-error C=2 M=${CMAKE_CURRENT_SOURCE_DIR} CONFIG_ETHOSU=m CROSS_COMPILE=${CROSS_COMPILE} ARCH=${ARCH} modules |
| BYPRODUCTS ethosu.ko |
| DEPENDS ${SOURCES} Kbuild Kconfig |
| COMMENT "Building ethosu.ko" |
| VERBATIM) |
| |
| # Install the kernel object and headers |
| install(FILES ethosu.ko DESTINATION "modules") |
| install(FILES "uapi/ethosu.h" DESTINATION "include/uapi") |