1# SPDX-License-Identifier: BSD-3-Clause 2# Copyright 2018 6WIND S.A. 3# Copyright 2018 Mellanox Technologies, Ltd 4 5if not is_linux 6 build = false 7 reason = 'only supported on Linux' 8 subdir_done() 9endif 10build = true 11 12pmd_dlopen = (get_option('ibverbs_link') == 'dlopen') 13LIB_GLUE_BASE = 'librte_pmd_mlx4_glue.so' 14LIB_GLUE_VERSION = '18.02.0' 15LIB_GLUE = LIB_GLUE_BASE + '.' + LIB_GLUE_VERSION 16if pmd_dlopen 17 dpdk_conf.set('RTE_IBVERBS_LINK_DLOPEN', 1) 18 cflags += [ 19 '-DMLX4_GLUE="@0@"'.format(LIB_GLUE), 20 '-DMLX4_GLUE_VERSION="@0@"'.format(LIB_GLUE_VERSION), 21 ] 22endif 23 24libnames = [ 'mnl', 'mlx4', 'ibverbs' ] 25libs = [] 26foreach libname:libnames 27 lib = dependency('lib' + libname, required:false) 28 if not lib.found() 29 lib = cc.find_library(libname, required:false) 30 endif 31 if lib.found() 32 libs += [ lib ] 33 else 34 build = false 35 reason = 'missing dependency, "' + libname + '"' 36 endif 37endforeach 38 39if build 40 allow_experimental_apis = true 41 ext_deps += libs 42 sources = files( 43 'mlx4.c', 44 'mlx4_ethdev.c', 45 'mlx4_flow.c', 46 'mlx4_intr.c', 47 'mlx4_mp.c', 48 'mlx4_mr.c', 49 'mlx4_rxq.c', 50 'mlx4_rxtx.c', 51 'mlx4_txq.c', 52 'mlx4_utils.c', 53 ) 54 if not pmd_dlopen 55 sources += files('mlx4_glue.c') 56 endif 57 cflags_options = [ 58 '-Wextra', 59 '-std=c11', 60 '-Wno-strict-prototypes', 61 '-D_BSD_SOURCE', 62 '-D_DEFAULT_SOURCE', 63 '-D_XOPEN_SOURCE=600' 64 ] 65 foreach option:cflags_options 66 if cc.has_argument(option) 67 cflags += option 68 endif 69 endforeach 70 if get_option('buildtype').contains('debug') 71 cflags += [ '-pedantic', '-UNDEBUG', '-DPEDANTIC' ] 72 else 73 cflags += [ '-DNDEBUG', '-UPEDANTIC' ] 74 endif 75 # To maintain the compatibility with the make build system 76 # mlx4_autoconf.h file is still generated. 77 # input array for meson member search: 78 # [ "MACRO to define if found", "header for the search", 79 # "symbol to search","struct member to search" ] 80 # 81 has_member_args = [ 82 [ 'HAVE_IBV_MLX4_WQE_LSO_SEG', 'infiniband/mlx4dv.h', 83 'struct mlx4_wqe_lso_seg', 'mss_hdr_size' ], 84 ] 85 # input array for meson symbol search: 86 # [ "MACRO to define if found", "header for the search", 87 # "symbol to search" ] 88 has_sym_args = [ 89 [ 'HAVE_IBV_MLX4_BUF_ALLOCATORS', 'infiniband/mlx4dv.h', 90 'MLX4DV_SET_CTX_ATTR_BUF_ALLOCATORS' ], 91 [ 'HAVE_IBV_MLX4_UAR_MMAP_OFFSET', 'infiniband/mlx4dv.h', 92 'MLX4DV_QP_MASK_UAR_MMAP_OFFSET' ], 93 ] 94 config = configuration_data() 95 foreach arg:has_sym_args 96 config.set(arg[0], cc.has_header_symbol(arg[1], arg[2])) 97 endforeach 98 foreach arg:has_member_args 99 file_prefix = '#include<' + arg[1] + '>' 100 config.set(arg[0], cc.has_member(arg[2], arg[3], 101 prefix : file_prefix)) 102 endforeach 103 configure_file(output : 'mlx4_autoconf.h', configuration : config) 104endif 105# Build Glue Library 106if pmd_dlopen and build 107 dlopen_name = 'mlx4_glue' 108 dlopen_lib_name = driver_name_fmt.format(dlopen_name) 109 dlopen_so_version = LIB_GLUE_VERSION 110 dlopen_sources = files('mlx4_glue.c') 111 dlopen_install_dir = [ eal_pmd_path + '-glue' ] 112 shared_lib = shared_library( 113 dlopen_lib_name, 114 dlopen_sources, 115 include_directories: global_inc, 116 c_args: cflags, 117 dependencies: libs, 118 link_args: [ 119 '-Wl,-export-dynamic', 120 '-Wl,-h,@0@'.format(LIB_GLUE), 121 ], 122 soversion: dlopen_so_version, 123 install: true, 124 install_dir: dlopen_install_dir, 125 ) 126endif 127