3 # Copyright(c) 2017 Intel Corporation.
6 # Redistribution and use in source and binary forms, with or without
7 # modification, are permitted provided that the following conditions
10 # * Redistributions of source code must retain the above copyright
11 # notice, this list of conditions and the following disclaimer.
12 # * Redistributions in binary form must reproduce the above copyright
13 # notice, this list of conditions and the following disclaimer in
14 # the documentation and/or other materials provided with the
16 # * Neither the name of Intel Corporation nor the names of its
17 # contributors may be used to endorse or promote products derived
18 # from this software without specific prior written permission.
20 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
23 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
24 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
25 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
26 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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30 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 # set the machine type and cflags for it
33 machine = get_option('machine')
34 dpdk_conf.set('RTE_MACHINE', machine)
35 add_project_arguments('-march=@0@'.format(machine), language: 'c')
38 add_project_link_arguments('-pthread', language: 'c')
39 dpdk_extra_ldflags += '-pthread'
41 # some libs depend on maths lib
42 add_project_link_arguments('-lm', language: 'c')
43 dpdk_extra_ldflags += '-lm'
45 # for linux link against dl, for bsd execinfo
46 if host_machine.system() == 'linux'
51 add_project_link_arguments('-l' + link_lib, language: 'c')
52 dpdk_extra_ldflags += '-l' + link_lib
54 # check for libraries used in multiple places in DPDK
56 numa_dep = cc.find_library('numa', required: false)
57 if numa_dep.found() and cc.has_header('numaif.h')
58 dpdk_conf.set10('RTE_HAS_LIBNUMA', true)
60 add_project_link_arguments('-lnuma', language: 'c')
61 dpdk_extra_ldflags += '-lnuma'
64 # add -include rte_config to cflags
65 add_project_arguments('-include', 'rte_config.h', language: 'c')
67 # enable extra warnings and disable any unwanted warnings
71 '-Wno-address-of-packed-member',
72 '-Wno-format-truncation'
74 foreach arg: warning_flags
75 if cc.has_argument(arg)
76 add_project_arguments(arg, language: 'c')
80 compile_time_cpuflags = []
81 if host_machine.cpu_family().startswith('x86')
85 dpdk_conf.set('RTE_COMPILE_TIME_CPUFLAGS', ','.join(compile_time_cpuflags))
87 # set the install path for the drivers
88 dpdk_conf.set_quoted('RTE_EAL_PMD_PATH', eal_pmd_path)
90 # set other values pulled from the build options
91 dpdk_conf.set('RTE_MAX_LCORE', get_option('max_lcores'))
92 dpdk_conf.set('RTE_MAX_NUMA_NODES', get_option('max_numa_nodes'))
93 dpdk_conf.set('RTE_LIBEAL_USE_HPET', get_option('use_hpet'))
94 dpdk_conf.set('RTE_EAL_ALLOW_INV_SOCKET_ID', get_option('allow_invalid_socket_id'))
95 # values which have defaults which may be overridden
96 dpdk_conf.set('RTE_MAX_VFIO_GROUPS', 64)
98 install_headers('rte_config.h', subdir: get_option('include_subdir_arch'))