| # |
| # (C) COPYRIGHT 2020 ARM Limited. All rights reserved. |
| # |
| # 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. |
| # |
| # SPDX-License-Identifier: GPL-2.0-only |
| # |
| |
| cmake_minimum_required(VERSION 3.0.2) |
| |
| # Set the project name and version |
| project("mhu-mailbox" 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(mailbox-module ALL |
| COMMAND ${CMAKE_MAKE_PROGRAM} -C ${KDIR} |
| M=${CMAKE_CURRENT_SOURCE_DIR} CONFIG_ARM_MHU=m |
| CROSS_COMPILE=aarch64-linux-gnu- ARCH=arm64 modules |
| BYPRODUCTS arm_mhu.ko |
| DEPENDS ${SOURCES} Kbuild Kconfig |
| COMMENT "Building arm_mhu.ko" |
| VERBATIM) |