xref: /dpdk/kernel/meson.build (revision acaa9ee9)
1# SPDX-License-Identifier: BSD-3-Clause
2# Copyright(c) 2017 Intel Corporation
3
4# Initially pull in common settings
5#eal_inc = [global_inc]
6#subdir('common') # defines common_sources, common_objs, etc.
7
8# Now do OS/exec-env specific settings, including building kernel modules
9# The <exec-env>/eal/meson.build file should define env_sources, etc.
10if host_machine.system() == 'linux'
11	dpdk_conf.set('RTE_EXEC_ENV_LINUXAPP', 1)
12	subdir('linux/igb_uio')
13
14elif host_machine.system() == 'freebsd'
15	dpdk_conf.set('RTE_EXEC_ENV_BSDAPP', 1)
16	kmods = ['contigmem', 'nic_uio']
17
18	# for building kernel modules, we use kernel build system using make, as
19	# with Linux. We have a skeleton BSDmakefile, which pulls many of its
20	# values from the environment. Each module only has a single source file
21	# right now, which allows us to simplify things. We pull in the sourcer
22	# files from the individual meson.build files, and then use a custom
23	# target to call make, passing in the values as env parameters.
24	kmod_cflags = ['-I' + meson.build_root(),
25			'-I' + join_paths(meson.source_root(), 'config'),
26			'-include rte_config.h']
27	foreach k:kmods
28		subdir(join_paths('freebsd', k))
29		custom_target(k,
30			input: [files('freebsd/BSDmakefile.meson'), sources],
31			output: k + '.ko',
32			command: ['make', '-f', '@INPUT0@',
33				'KMOD_SRC=@INPUT1@',
34				'KMOD=' + k,
35				'KMOD_CFLAGS=' + ' '.join(kmod_cflags)],
36			build_by_default: get_option('enable_kmods'))
37	endforeach
38else
39	error('unsupported system type @0@'.format(hostmachine.system()))
40endif
41
42cflags += '-D_GNU_SOURCE'
43sources = common_sources + env_sources
44objs = common_objs + env_objs
45headers = common_headers + env_headers
46includes = eal_inc
47