Kristofer Jonsson | 116a635 | 2020-08-20 17:25:23 +0200 | [diff] [blame] | 1 | # |
| 2 | # (C) COPYRIGHT 2020 ARM Limited. All rights reserved. |
| 3 | # |
| 4 | # This program is free software and is provided to you under the terms of the |
| 5 | # GNU General Public License version 2 as published by the Free Software |
| 6 | # Foundation, and any use by you of this program is subject to the terms |
| 7 | # of such GNU licence. |
| 8 | # |
| 9 | # This program is distributed in the hope that it will be useful, |
| 10 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | # GNU General Public License for more details. |
| 13 | # |
| 14 | # You should have received a copy of the GNU General Public License |
| 15 | # along with this program; if not, you can access it online at |
| 16 | # http://www.gnu.org/licenses/gpl-2.0.html. |
| 17 | # |
| 18 | # SPDX-License-Identifier: GPL-2.0-only |
| 19 | # |
| 20 | |
| 21 | cmake_minimum_required(VERSION 3.0.2) |
| 22 | |
| 23 | # Set the project name and version |
| 24 | project("mhu-mailbox" VERSION 1.0) |
| 25 | |
| 26 | # Make sure KDIR is set |
| 27 | set(KDIR "" CACHE PATH "Path to Linux kernel sources") |
| 28 | if (NOT EXISTS ${KDIR}) |
| 29 | message(FATAL_ERROR "Can't build kernel module without KDIR.") |
| 30 | endif() |
| 31 | |
| 32 | # Depend on all h and c files |
| 33 | file(GLOB_RECURSE SOURCES RELATIVE ${CMAKE_CURRENT_SOURCE_DIR} "*.c" "*.h") |
| 34 | |
| 35 | # Build the kernel module |
| 36 | add_custom_target(mailbox-module ALL |
| 37 | COMMAND ${CMAKE_MAKE_PROGRAM} -C ${KDIR} |
| 38 | M=${CMAKE_CURRENT_SOURCE_DIR} CONFIG_ARM_MHU=m |
| 39 | CROSS_COMPILE=aarch64-linux-gnu- ARCH=arm64 modules |
| 40 | BYPRODUCTS arm_mhu.ko |
| 41 | DEPENDS ${SOURCES} Kbuild Kconfig |
| 42 | COMMENT "Building arm_mhu.ko" |
| 43 | VERBATIM) |