ceph/cmake/modules/Finddpdk.cmake
Clément Péron 96a8b4d846 cmake: dpdk: only append common dir if it has been found
Signed-off-by: Clément Péron <peron.clem@gmail.com>
2022-01-13 14:40:17 +01:00

144 lines
3.3 KiB
CMake

# Try to find dpdk
#
# Once done, this will define
#
# dpdk::dpdk
# dpdk_FOUND
# dpdk_INCLUDE_DIR
# dpdk_LIBRARIES
find_package(PkgConfig QUIET)
if(PKG_CONFIG_FOUND)
pkg_check_modules(dpdk QUIET libdpdk)
endif()
if(dpdk_INCLUDE_DIRS)
# good
elseif(TARGET dpdk::dpdk)
get_target_property(dpdk_INCLUDE_DIRS
dpdk::dpdk INTERFACE_INCLUDE_DIRECTORIES)
else()
find_path(dpdk_config_INCLUDE_DIR rte_config.h
HINTS
ENV DPDK_DIR
PATH_SUFFIXES
dpdk
include)
find_path(dpdk_common_INCLUDE_DIR rte_common.h
HINTS
ENV DPDK_DIR
PATH_SUFFIXES
dpdk
include)
set(dpdk_INCLUDE_DIRS "${dpdk_config_INCLUDE_DIR}")
if(dpdk_common_INCLUDE_DIR AND NOT dpdk_config_INCLUDE_DIR STREQUAL dpdk_common_INCLUDE_DIR)
list(APPEND dpdk_INCLUDE_DIRS "${dpdk_common_INCLUDE_DIR}")
endif()
endif()
set(components
bus_pci
bus_vdev
cfgfile
cmdline
eal
ethdev
hash
kvargs
mbuf
mempool
mempool_ring
net
pci
pmd_af_packet
pmd_bnxt
pmd_bond
pmd_cxgbe
pmd_e1000
pmd_ena
pmd_enic
pmd_i40e
pmd_ixgbe
pmd_mlx5
pmd_nfp
pmd_qede
pmd_ring
pmd_sfc_efx
pmd_vmxnet3_uio
pmd_hns3
pmd_hinic
ring
timer)
# for collecting dpdk library targets, it will be used when defining dpdk::dpdk
set(_dpdk_libs)
# for list of dpdk library archive paths
set(dpdk_LIBRARIES "")
foreach(c ${components})
set(dpdk_lib dpdk::${c})
if(TARGET ${dpdk_lib})
get_target_property(DPDK_rte_${c}_LIBRARY
${dpdk_lib} IMPORTED_LOCATION)
else()
find_library(DPDK_rte_${c}_LIBRARY rte_${c}
HINTS
ENV DPDK_DIR
${dpdk_LIBRARY_DIRS}
PATH_SUFFIXES lib)
endif()
if(DPDK_rte_${c}_LIBRARY)
if (NOT TARGET ${dpdk_lib})
add_library(${dpdk_lib} UNKNOWN IMPORTED)
set_target_properties(${dpdk_lib} PROPERTIES
INTERFACE_INCLUDE_DIRECTORIES "${dpdk_INCLUDE_DIRS}"
IMPORTED_LOCATION "${DPDK_rte_${c}_LIBRARY}")
if(c STREQUAL pmd_mlx5)
find_package(verbs QUIET)
if(verbs_FOUND)
target_link_libraries(${dpdk_lib} INTERFACE IBVerbs::verbs)
endif()
endif()
endif()
list(APPEND _dpdk_libs ${dpdk_lib})
list(APPEND dpdk_LIBRARIES ${DPDK_rte_${c}_LIBRARY})
endif()
endforeach()
mark_as_advanced(dpdk_INCLUDE_DIRS ${dpdk_LIBRARIES})
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(dpdk DEFAULT_MSG
dpdk_INCLUDE_DIRS
dpdk_LIBRARIES)
if(dpdk_FOUND)
if(NOT TARGET dpdk::cflags)
if(CMAKE_SYSTEM_PROCESSOR MATCHES "amd64|x86_64|AMD64")
set(rte_cflags "-march=core2")
elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "arm|ARM")
set(rte_cflags "-march=armv7-a")
elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "aarch64|AARCH64")
set(rte_cflags "-march=armv8-a+crc")
endif()
add_library(dpdk::cflags INTERFACE IMPORTED)
if (rte_cflags)
set_target_properties(dpdk::cflags PROPERTIES
INTERFACE_COMPILE_OPTIONS "${rte_cflags}")
endif()
endif()
if(NOT TARGET dpdk::dpdk)
add_library(dpdk::dpdk INTERFACE IMPORTED)
find_package(Threads QUIET)
list(APPEND _dpdk_libs
Threads::Threads
dpdk::cflags
numa)
set_target_properties(dpdk::dpdk PROPERTIES
INTERFACE_LINK_LIBRARIES "${_dpdk_libs}"
INTERFACE_INCLUDE_DIRECTORIES "${dpdk_INCLUDE_DIRS}")
endif()
endif()
unset(_dpdk_libs)