cmake: add support for linking with DPDK shared libs
Change-Id: I3423191c53ab6100ee9ecc4e24b06506ff1b25c8
Signed-off-by: Damjan Marion <damarion@cisco.com>
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 05ecd0b..b83d44e 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -16,7 +16,7 @@
project(vpp C)
include(CheckCCompilerFlag)
-include(cmake/message.cmake)
+include(cmake/misc.cmake)
include(cmake/cpu.cmake)
include(cmake/ccache.cmake)
diff --git a/src/cmake/message.cmake b/src/cmake/misc.cmake
similarity index 85%
rename from src/cmake/message.cmake
rename to src/cmake/misc.cmake
index c1e16bf..9542557 100644
--- a/src/cmake/message.cmake
+++ b/src/cmake/misc.cmake
@@ -52,3 +52,16 @@
endwhile()
_message("${cyan}${desc}${reset}: ${val}")
endfunction()
+
+##############################################################################
+# string append
+##############################################################################
+
+macro(string_append var str)
+ if (NOT ${var})
+ set(${var} "${str}")
+ else()
+ set(${var} "${${var}} ${str}")
+ endif()
+endmacro()
+
diff --git a/src/plugins/dpdk/CMakeLists.txt b/src/plugins/dpdk/CMakeLists.txt
index 36a369c..6c987ec 100644
--- a/src/plugins/dpdk/CMakeLists.txt
+++ b/src/plugins/dpdk/CMakeLists.txt
@@ -17,16 +17,34 @@
endif()
##############################################################################
+# macros
+##############################################################################
+macro(dpdk_find_library var name)
+ find_library(${var} NAMES ${name} ${ARGN})
+if (NOT ${var})
+ message(WARNING "-- ${name} library not found - dpdk_plugin disabled")
+ return()
+endif()
+ message(STATUS "DPDK plugin needs ${name} library - found at ${${var}}")
+endmacro()
+
+##############################################################################
# Find lib and include files
##############################################################################
find_path(DPDK_INCLUDE_DIR PATH_SUFFIXES dpdk NAMES rte_config.h)
find_library(DPDK_LIB NAMES libdpdk.a)
if (NOT DPDK_INCLUDE_DIR)
- message(WARNING "-- DPDK not found - dpdk_plugin disabled")
+ message(WARNING "-- DPDK headers not found - dpdk_plugin disabled")
return()
endif()
+if (NOT DPDK_LIB)
+ dpdk_find_library(DPDK_SHLIB "libdpdk.so")
+ set(DPDK_IS_SHARED_LIB 1)
+ message(WARNING "-- linking dpdk plugin against DPDK shared libs")
+endif()
+
##############################################################################
# Find DPDK Version
##############################################################################
@@ -95,75 +113,111 @@
endif()
##############################################################################
+# static or dynamic linking
+##############################################################################
+unset(DPDK_LINK_LIBRARIES)
+unset(DPDK_LINK_FLAGS)
+message(STATUS "Found DPDK ${DPDK_VERSION} in ${DPDK_INCLUDE_DIR}")
+include_directories (${DPDK_INCLUDE_DIR})
+
+if(DPDK_IS_SHARED_LIB)
+ get_filename_component(DPDK_LIB_DIR ${DPDK_SHLIB} DIRECTORY)
+ string_append(DPDK_LINK_FLAGS "-L${DPDK_LIB_DIR}")
+ list(APPEND DPDK_LINK_LIBRARIES ${DPDK_SHLIB})
+else()
+ get_filename_component(DPDK_LIB_DIR ${DPDK_LIB} DIRECTORY)
+ string_append(DPDK_LINK_FLAGS "-L${DPDK_LIB_DIR}")
+ string_append(DPDK_LINK_FLAGS "-Wl,--whole-archive,${DPDK_LIB},--no-whole-archive")
+endif()
+
+##############################################################################
+# libnuma
+##############################################################################
+dpdk_find_library(NUMA_LIB "numa")
+list(APPEND DPDK_LINK_LIBRARIES ${NUMA_LIB})
+
+##############################################################################
+# AESNI libraries
+##############################################################################
+if(DPDK_RTE_LIBRTE_PMD_AESNI_MB OR DPDK_RTE_LIBRTE_PMD_AESNI_GCM)
+ if(DPDK_IS_SHARED_LIB)
+ dpdk_find_library(IPSECMB_LIB "libIPSec_MB.so")
+ list(APPEND DPDK_LINK_LIBRARIES "${IPSECMB_LIB}")
+ else()
+ dpdk_find_library(IPSECMB_LIB "libIPSec_MB.a")
+ get_filename_component(IPSECMB_LIB_DIR ${IPSECMB_LIB} DIRECTORY)
+ string_append(DPDK_LINK_FLAGS "-L${IPSECMB_LIB_DIR}")
+ string_append(DPDK_LINK_FLAGS "-Wl,--exclude-libs,libIPSec_MB.a,-l:libIPSec_MB.a")
+ endif()
+endif()
+
+##############################################################################
+# Mellanox libraries
+##############################################################################
+if(DPDK_RTE_LIBRTE_MLX4_PMD OR DPDK_RTE_LIBRTE_MLX5_PMD)
+ dpdk_find_library(MNL_LIB "mnl")
+ list(APPEND DPDK_LINK_LIBRARIES "${MNL_LIB}")
+ if (DPDK_RTE_LIBRTE_MLX5_DLOPEN_DEPS)
+ message(STATUS "DPDK depends on libmnl (Mellanox PMD requirement)")
+ else()
+ dpdk_find_library(IBVERBS_LIB "ibverbs")
+ list(APPEND DPDK_LINK_LIBRARIES "${IBVERBS_LIB}")
+ dpdk_find_library(MLX5_LIB "mlx5")
+ list(APPEND DPDK_LINK_LIBRARIES "${MLX5_LIB}")
+ message(STATUS "DPDK depends on libmnl, libibverbs, libmlx5 (Mellanox PMD requirement)")
+ endif()
+endif()
+
+##############################################################################
# DPDK plugin
##############################################################################
-if(DPDK_INCLUDE_DIR AND DPDK_LIB)
- include_directories (${DPDK_INCLUDE_DIR})
+add_vpp_plugin(dpdk
+ SOURCES
+ buffer.c
+ main.c
+ thread.c
+ api/dpdk_api.c
+ api/dpdk_test.c
+ device/cli.c
+ device/common.c
+ device/device.c
+ device/flow.c
+ device/format.c
+ device/init.c
+ device/node.c
+ hqos/hqos.c
+ ipsec/cli.c
+ ipsec/crypto_node.c
+ ipsec/esp_decrypt.c
+ ipsec/esp_encrypt.c
+ ipsec/ipsec.c
- message(STATUS "Found DPDK ${DPDK_VERSION} in ${DPDK_INCLUDE_DIR}")
- get_filename_component(DPDK_LIB_DIR ${DPDK_LIB} DIRECTORY)
- set(DPDK_LINK_FLAGS "-L${DPDK_LIB_DIR} -Wl,--whole-archive,${DPDK_LIB},--no-whole-archive")
- if(DPDK_RTE_LIBRTE_PMD_AESNI_MB OR DPDK_RTE_LIBRTE_PMD_AESNI_GCM)
- set(DPDK_LINK_FLAGS "${DPDK_LINK_FLAGS} -Wl,--exclude-libs,libIPSec_MB.a,-l:libIPSec_MB.a")
- message(STATUS "DPDK depends on IPSec MB library")
- endif()
- if(DPDK_RTE_LIBRTE_MLX4_PMD OR DPDK_RTE_LIBRTE_MLX5_PMD)
- if (DPDK_RTE_LIBRTE_MLX5_DLOPEN_DEPS)
- set(DPDK_LINK_FLAGS "${DPDK_LINK_FLAGS} -Wl,-lmnl")
- message(STATUS "DPDK depends on libmnl (Mellanox PMD requirement)")
- else()
- set(DPDK_LINK_FLAGS "${DPDK_LINK_FLAGS} -Wl,-lmnl,-libverbs,-lmlx5")
- message(STATUS "DPDK depends on libmnl, libibverbs, libmlx5 (Mellanox PMD requirement)")
- endif()
- endif()
- set(DPDK_LINK_FLAGS "${DPDK_LINK_FLAGS} -Wl,-lnuma")
- add_vpp_plugin(dpdk
- SOURCES
- buffer.c
- main.c
- thread.c
- api/dpdk_api.c
- api/dpdk_test.c
- device/cli.c
- device/common.c
- device/device.c
- device/flow.c
- device/format.c
- device/init.c
- device/node.c
- hqos/hqos.c
- ipsec/cli.c
- ipsec/crypto_node.c
- ipsec/esp_decrypt.c
- ipsec/esp_encrypt.c
- ipsec/ipsec.c
+ MULTIARCH_SOURCES
+ buffer.c
+ device/device.c
+ device/node.c
+ ipsec/crypto_node.c
+ ipsec/esp_decrypt.c
+ ipsec/esp_encrypt.c
- MULTIARCH_SOURCES
- buffer.c
- device/device.c
- device/node.c
- ipsec/crypto_node.c
- ipsec/esp_decrypt.c
- ipsec/esp_encrypt.c
+ API_FILES
+ api/dpdk.api
- API_FILES
- api/dpdk.api
+ API_TEST_SOURCES
+ api/dpdk_test.c
- API_TEST_SOURCES
- api/dpdk_test.c
+ INSTALL_HEADERS
+ device/dpdk.h
+ api/dpdk_all_api_h.h
+ ipsec/ipsec.h
- INSTALL_HEADERS
- device/dpdk.h
- api/dpdk_all_api_h.h
- ipsec/ipsec.h
+ LINK_FLAGS
+ "${DPDK_LINK_FLAGS}"
- LINK_FLAGS
- ${DPDK_LINK_FLAGS}
+ LINK_LIBRARIES
+ ${DPDK_LINK_LIBRARIES}
- COMPONENT
- vpp-plugin-dpdk
- )
-else()
- message(WARNING "DPDK not found - dpdk disabled")
-endif()
+ COMPONENT
+ vpp-plugin-dpdk
+)