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# SPDX-License-Identifier: BSD-3-Clause
# Copyright(c) 2017 Intel Corporation
# Defines the order in which the drivers are buit.
driver_classes = ['bus',
'mempool', # depends on bus.
'net', # depends on bus and mempool.
'crypto', # depenss on bus, mempool (net in future).
'event'] # depends on bus, mempool and net.
foreach class:driver_classes
drivers = []
std_deps = []
config_flag_fmt = '' # format string used to set the value in dpdk_conf
driver_name_fmt = '' # format string for driver name, used to name
# the library, the dependency and to find the
# version file for linking
subdir(class)
foreach drv:drivers
drv_path = join_paths(class, drv)
# set up empty variables used for build
build = true # set to false to disable, e.g. missing deps
name = drv
version = 1
allow_experimental_apis = false
sources = []
objs = []
cflags = machine_args
includes = [include_directories(drv_path)]
# set up internal deps. Drivers can append/override as necessary
deps = std_deps
# ext_deps: Stores external library dependency got
# using dependency() or cc.find_library(). For most cases, we
# probably also need to specify the "-l" flags in
# pkgconfig_extra_libs variable too, so that it can be reflected
# in the pkgconfig output for static builds
ext_deps = []
pkgconfig_extra_libs = []
# pull in driver directory which should assign to each of the above
subdir(drv_path)
if build
dpdk_conf.set(config_flag_fmt.format(name.to_upper()),1)
lib_name = driver_name_fmt.format(name)
if allow_experimental_apis
cflags += '-DALLOW_EXPERIMENTAL_API'
endif
# get dependency objs from strings
shared_objs = []
static_objs = []
foreach d:deps
shared_objs += [get_variable('shared_rte_' + d)]
static_objs += [get_variable('static_rte_' + d)]
endforeach
shared_objs += ext_deps
static_objs += ext_deps
dpdk_extra_ldflags += pkgconfig_extra_libs
# generate pmdinfo sources by building a temporary
# lib and then running pmdinfogen on the contents of
# that lib. The final lib reuses the object files and
# adds in the new source file.
out_filename = lib_name + '.pmd.c'
tmp_lib = static_library('tmp_' + lib_name,
sources,
include_directories: includes,
dependencies: static_objs,
c_args: cflags)
objs += tmp_lib.extract_all_objects()
sources = custom_target(out_filename,
command: [pmdinfo, tmp_lib.full_path(),
'@OUTPUT@', pmdinfogen],
output: out_filename,
depends: [pmdinfogen, tmp_lib])
if get_option('per_library_versions')
lib_version = '@0@.1'.format(version)
so_version = '@0@'.format(version)
else
pver = meson.project_version().split('.')
lib_version = '@0@.@1@'.format(pver.get(0),
pver.get(1))
so_version = lib_version
endif
# now build the static driver
static_lib = static_library(lib_name,
sources,
objects: objs,
include_directories: includes,
dependencies: static_objs,
c_args: cflags,
install: true)
# now build the shared driver
version_map = '@0@/@1@/@2@_version.map'.format(
meson.current_source_dir(),
drv_path, lib_name)
shared_lib = shared_library(lib_name,
sources,
objects: objs,
include_directories: includes,
dependencies: shared_objs,
c_args: cflags,
link_args: '-Wl,--version-script=' + version_map,
link_depends: version_map,
version: lib_version,
soversion: so_version,
install: true,
install_dir: driver_install_path)
# create a dependency object and add it to the global dictionary so
# testpmd or other built-in apps can find it if necessary
shared_dep = declare_dependency(link_with: shared_lib,
include_directories: includes,
dependencies: shared_objs)
static_dep = declare_dependency(link_with: static_lib,
include_directories: includes,
dependencies: static_objs)
dpdk_drivers += static_lib
set_variable('shared_@0@'.format(lib_name), shared_dep)
set_variable('static_@0@'.format(lib_name), static_dep)
endif # build
endforeach
endforeach
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