src/plugins/dpdk/CMakeLists.txt

   1 # Copyright (c) 2016 Cisco and/or its affiliates.
   2 # Licensed under the Apache License, Version 2.0 (the "License");
   3 # you may not use this file except in compliance with the License.
   4 # You may obtain a copy of the License at:
   5 #
   6 #     http://www.apache.org/licenses/LICENSE-2.0
   7 #
   8 # Unless required by applicable law or agreed to in writing, software
   9 # distributed under the License is distributed on an "AS IS" BASIS,
  10 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  11 # See the License for the specific language governing permissions and
  12 # limitations under the License.
  13
  14 ##############################################################################
  15 # Find lib and include files
  16 ##############################################################################
  17 find_path(DPDK_INCLUDE_DIR PATH_SUFFIXES dpdk NAMES rte_config.h HINTS
  18           ${DPDK_INCLUDE_DIR_HINT})
  19 find_library(DPDK_LIB NAMES libdpdk.a HINTS ${DPDK_LIB_DIR_HINT})
  20
  21 ##############################################################################
  22 # Find DPDK Version
  23 ##############################################################################
  24 file(WRITE ${CMAKE_CURRENT_BINARY_DIR}/dpdk_version.c
  25 "
  26 #include <stdio.h>
  27 #include <rte_version.h>
  28 int main()
  29 {
  30   puts(strchr(rte_version(), ' ') + 1);
  31   return 0;
  32 }
  33 ")
  34
  35 try_compile(DPDK_VERSION_COMPILED
  36   ${CMAKE_CURRENT_BINARY_DIR}
  37   ${CMAKE_CURRENT_BINARY_DIR}/dpdk_version.c
  38   CMAKE_FLAGS
  39   -DINCLUDE_DIRECTORIES=${DPDK_INCLUDE_DIR}
  40   COPY_FILE ${CMAKE_CURRENT_BINARY_DIR}/dpdk_version.bin
  41 )
  42
  43 if(DPDK_VERSION_COMPILED)
  44   execute_process(
  45     WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
  46     COMMAND ./dpdk_version.bin
  47     OUTPUT_VARIABLE DPDK_VERSION
  48     OUTPUT_STRIP_TRAILING_WHITESPACE
  49   )
  50 endif()
  51
  52 file(REMOVE
  53   ${CMAKE_CURRENT_BINARY_DIR}/dpdk_version.c
  54   ${CMAKE_CURRENT_BINARY_DIR}/dpdk_version.bin
  55 )
  56
  57
  58 ##############################################################################
  59 # DPDK plugin
  60 ##############################################################################
  61 if(DPDK_INCLUDE_DIR AND DPDK_LIB)
  62   include_directories (${DPDK_INCLUDE_DIR})
  63   add_vpp_plugin(dpdk_plugin
  64     buffer.c
  65     main.c
  66     thread.c
  67     api/dpdk_api.c
  68     api/dpdk_test.c
  69     device/cli.c
  70     device/common.c
  71     device/device.c
  72     device/flow.c
  73     device/format.c
  74     device/init.c
  75     device/node.c
  76     hqos/hqos.c
  77     ipsec/cli.c
  78     ipsec/crypto_node.c
  79     ipsec/esp_decrypt.c
  80     ipsec/esp_encrypt.c
  81     ipsec/ipsec.c
  82     api/dpdk.api
  83   )
  84
  85   vpp_library_set_multiarch_sources(dpdk_plugin
  86     buffer.c
  87     device/device.c
  88     device/node.c
  89   )
  90
  91   get_filename_component(DPDK_LIB_DIR ${DPDK_LIB} DIRECTORY)
  92   set(DPDK_LINK_FLAGS "-L${DPDK_LIB_DIR} -Wl,--whole-archive,${DPDK_LIB},--no-whole-archive")
  93   set(DPDK_LINK_FLAGS "${DPDK_LINK_FLAGS} -Wl,--exclude-libs,libIPSec_MB.a,-l:libIPSec_MB.a")
  94   set(DPDK_LINK_FLAGS "${DPDK_LINK_FLAGS} -Wl,-lnuma")
  95   set_target_properties(dpdk_plugin PROPERTIES LINK_FLAGS "${DPDK_LINK_FLAGS}")
  96   message("-- Found DPDK ${DPDK_VERSION}: ${DPDK_INCLUDE_DIR} ${DPDK_LIB}")
  97 else()
  98   message("-- DPDK not found - dpdk_plugin disabled")
  99 endif()
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