X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fmeson.build;h=5f9526557371c2a1a35488b39766d4c7dc472896;hb=34312be7a935ac9dd9ae096f392fc9a570cbb009;hp=574f21dd73abba6304420d5dd8d3b232922075f1;hpb=59c5d4505018eddde1576858f1cada28032f4000;p=dpdk.git diff --git a/drivers/meson.build b/drivers/meson.build index 574f21dd73..5f95265573 100644 --- a/drivers/meson.build +++ b/drivers/meson.build @@ -1,37 +1,34 @@ -# BSD LICENSE -# -# Copyright(c) 2017 Intel Corporation. -# All rights reserved. -# -# Redistribution and use in source and binary forms, with or without -# modification, are permitted provided that the following conditions -# are met: -# -# * Redistributions of source code must retain the above copyright -# notice, this list of conditions and the following disclaimer. -# * Redistributions in binary form must reproduce the above copyright -# notice, this list of conditions and the following disclaimer in -# the documentation and/or other materials provided with the -# distribution. -# * Neither the name of Intel Corporation nor the names of its -# contributors may be used to endorse or promote products derived -# from this software without specific prior written permission. -# -# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - -driver_classes = ['bus', 'mempool'] - -foreach class:driver_classes +# SPDX-License-Identifier: BSD-3-Clause +# Copyright(c) 2017-2019 Intel Corporation + +# Defines the order of dependencies evaluation +subdirs = [ + 'common', + 'bus', + 'common/mlx5', # depends on bus. + 'mempool', # depends on common and bus. + 'net', # depends on common, bus, mempool + 'raw', # depends on common, bus and net. + 'crypto', # depends on common, bus and mempool (net in future). + 'compress', # depends on common, bus, mempool. + 'regex', # depends on common, bus, regexdev. + 'vdpa', # depends on common, bus and mempool. + 'event', # depends on common, bus, mempool and net. + 'baseband', # depends on common and bus. +] + +disabled_drivers = run_command(list_dir_globs, get_option('disable_drivers'), + ).stdout().split() + +default_cflags = machine_args +default_cflags += ['-DALLOW_EXPERIMENTAL_API'] +default_cflags += ['-DALLOW_INTERNAL_API'] + +if cc.has_argument('-Wno-format-truncation') + default_cflags += '-Wno-format-truncation' +endif + +foreach subpath:subdirs drivers = [] std_deps = [] config_flag_fmt = '' # format string used to set the value in dpdk_conf @@ -39,88 +36,187 @@ foreach class:driver_classes # the library, the dependency and to find the # version file for linking - subdir(class) + # subpath can be either "class" or "class/driver" + if subpath.contains('/') + driver_path = subpath.split('/') + class = driver_path[0] + drivers += driver_path[1] + else + class = subpath + subdir(class) + endif + + # save class name on first occurrence + if not dpdk_driver_classes.contains(class) + dpdk_driver_classes += class + endif + # get already enabled drivers of the same class + enabled_drivers = get_variable(class + '_drivers', []) 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 - version = 1 - allow_experimental_apis = false + reason = '' # set if build == false to explain + name = drv + fmt_name = '' sources = [] objs = [] - cflags = [] + cflags = default_cflags 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 + # using dependency() (preferred) or find_library(). + # For the find_library() case (but not with dependency()) we 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 disabled_drivers.contains(drv_path) + build = false + reason = 'Explicitly disabled via build config' + else + # pull in driver directory which should update all the local variables + subdir(drv_path) + endif if build - dpdk_conf.set(config_flag_fmt.format(drv.to_upper()),1) - - if allow_experimental_apis - cflags += '-DALLOW_EXPERIMENTAL_API' - endif - # get dependency objs from strings - dep_objs = [] + shared_deps = ext_deps + static_deps = ext_deps foreach d:deps - dep_objs += [get_variable('dep_rte_' + d)] + if not is_variable('shared_rte_' + d) + build = false + reason = 'Missing internal dependency, "@0@"'.format(d) + message('Disabling @1@ [@2@]: missing internal dependency "@0@"' + .format(d, name, 'drivers/' + drv_path)) + else + shared_deps += [get_variable('shared_rte_' + d)] + static_deps += [get_variable('static_rte_' + d)] + endif endforeach - dep_objs += ext_deps + endif + + if not build + # some driver directories are placeholders which + # are never built, so we allow suppression of the + # component disable printout in those cases + if reason != '' + dpdk_drvs_disabled += drv_path + set_variable(drv_path.underscorify() + + '_disable_reason', reason) + endif + else + enabled_drivers += name + + if fmt_name == '' + fmt_name = name + endif + dpdk_conf.set(config_flag_fmt.format(fmt_name.to_upper()),1) + lib_name = driver_name_fmt.format(fmt_name) + dpdk_extra_ldflags += pkgconfig_extra_libs - # generate pmdinfo sources - pmdinfogen_srcs = run_command('grep', '--files-with-matches', - 'RTE_PMD_REGISTER_.*(.*)', sources).stdout().strip().split() - foreach src: pmdinfogen_srcs - out_filename = '@0@.pmd.c'.format(src.split('/')[-1]) - tmp_lib = static_library('tmp_@0@'.format(src.underscorify()), - src, include_directories: includes, - dependencies: dep_objs, - c_args: cflags) - sources += custom_target(out_filename, + # 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. + if not is_windows + out_filename = lib_name + '.pmd.c' + tmp_lib = static_library('tmp_' + lib_name, + sources, + include_directories: includes, + dependencies: static_deps, + 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]) - endforeach + endif - # now build the driver itself, and add to the drivers list - drv_name = driver_name_fmt.format(drv) + # now build the static driver + static_lib = static_library(lib_name, + sources, + objects: objs, + include_directories: includes, + dependencies: static_deps, + c_args: cflags, + install: true) + + # now build the shared driver version_map = '@0@/@1@/@2@_version.map'.format( meson.current_source_dir(), - drv_path, drv_name) - lib = library(drv_name, + drv_path, lib_name) + implib = 'lib' + lib_name + '.dll.a' + + def_file = custom_target(lib_name + '_def', + command: [map_to_win_cmd, '@INPUT@', '@OUTPUT@'], + input: version_map, + output: '@0@_exports.def'.format(lib_name)) + + mingw_map = custom_target(lib_name + '_mingw', + command: [map_to_win_cmd, '@INPUT@', '@OUTPUT@'], + input: version_map, + output: '@0@_mingw.map'.format(lib_name)) + + lk_deps = [version_map, def_file, mingw_map] + if is_windows + if is_ms_linker + lk_args = ['-Wl,/def:' + def_file.full_path(), + '-Wl,/implib:drivers\\' + implib] + else + lk_args = ['-Wl,--version-script=' + mingw_map.full_path()] + endif + else + lk_args = ['-Wl,--version-script=' + version_map] + # on unix systems check the output of the + # check-symbols.sh script, using it as a + # dependency of the .so build + lk_deps += custom_target(lib_name + '.sym_chk', + command: [check_symbols, + version_map, '@INPUT@'], + capture: true, + input: static_lib, + output: lib_name + '.sym_chk') + endif + + shared_lib = shared_library(lib_name, sources, objects: objs, include_directories: includes, - dependencies: dep_objs, + dependencies: shared_deps, c_args: cflags, - link_args: '-Wl,--version-script=' + version_map, - link_depends: version_map, - version: '@0@.1'.format(version), + link_args: lk_args, + link_depends: lk_deps, + version: abi_version, + soversion: so_version, install: true, install_dir: driver_install_path) - dpdk_drivers += lib - # create a dependency object and add it to the global dictionary so # testpmd or other built-in apps can find it if necessary - set_variable('dep_@0@'.format(drv_name), - declare_dependency(link_with: lib, + shared_dep = declare_dependency(link_with: shared_lib, + include_directories: includes, + dependencies: shared_deps) + static_dep = declare_dependency( include_directories: includes, - dependencies: dep_objs)) + dependencies: static_deps) + + dpdk_drivers += static_lib + + set_variable('shared_@0@'.format(lib_name), shared_dep) + set_variable('static_@0@'.format(lib_name), static_dep) + dependency_name = ''.join(lib_name.split('rte_')) + message('drivers/@0@: Defining dependency "@1@"'.format( + drv_path, dependency_name)) endif # build endforeach + + set_variable(class + '_drivers', enabled_drivers) endforeach