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-rw-r--r--build/external/packages/dpdk.mk403
-rw-r--r--build/external/patches/dpdk_20.08/0002-build-system-selective-libs.patch88
2 files changed, 220 insertions, 271 deletions
diff --git a/build/external/packages/dpdk.mk b/build/external/packages/dpdk.mk
index beabf48e94e..ef84383d55a 100644
--- a/build/external/packages/dpdk.mk
+++ b/build/external/packages/dpdk.mk
@@ -1,4 +1,4 @@
-# Copyright (c) 2018 Cisco and/or its affiliates.
+# Copyright (c) 2020 Cisco and/or its affiliates.
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at:
@@ -12,295 +12,156 @@
# limitations under the License.
DPDK_PKTMBUF_HEADROOM ?= 128
-DPDK_CACHE_LINE_SIZE ?= 64
-DPDK_DOWNLOAD_DIR ?= $(DL_CACHE_DIR)
DPDK_DEBUG ?= n
-DPDK_AARCH64_GENERIC ?= y
DPDK_MLX4_PMD ?= n
DPDK_MLX5_PMD ?= n
+DPDK_MLX5_COMMON_PMD ?= n
DPDK_TAP_PMD ?= n
DPDK_FAILSAFE_PMD ?= n
+DPDK_MACHINE ?= default
-DPDK_VERSION ?= 20.08
-DPDK_BASE_URL ?= http://fast.dpdk.org/rel
-DPDK_TARBALL := dpdk-$(DPDK_VERSION).tar.xz
-DPDK_TAR_URL := $(DPDK_BASE_URL)/$(DPDK_TARBALL)
-DPDK_18.11_TARBALL_MD5_CKSUM := 04b86f4a77f4f81a7fbd26467dd2ea9f
-DPDK_20.05_TARBALL_MD5_CKSUM := 7c6f3e7f7de2422775c4cba116012c4d
-DPDK_20.08_TARBALL_MD5_CKSUM := 64badd32cd6bc0761befc8f2402c2148
-MACHINE=$(shell uname -m)
+dpdk_version ?= 20.08
+dpdk_base_url ?= http://fast.dpdk.org/rel
+dpdk_tarball := dpdk-$(dpdk_version).tar.xz
+dpdk_tarball_md5sum_20.08 := 64badd32cd6bc0761befc8f2402c2148
+dpdk_tarball_md5sum := $(dpdk_tarball_md5sum_$(dpdk_version))
+dpdk_url := $(dpdk_base_url)/$(dpdk_tarball)
+dpdk_tarball_strip_dirs := 1
-# replace dot with space, and if 3rd word exists we deal with stable dpdk rel
-ifeq ($(word 3,$(subst ., ,$(DPDK_VERSION))),)
-DPDK_SOURCE := $(B)/dpdk-$(DPDK_VERSION)
-else
-DPDK_SOURCE := $(B)/dpdk-stable-$(DPDK_VERSION)
-endif
-
-ifeq ($(MACHINE),$(filter $(MACHINE),x86_64))
- AESNI ?= y
- DPDK_BUILD_DEPS := ipsec-mb-install
-else
- AESNI ?= n
-endif
-
-ifneq (,$(findstring clang,$(CC)))
-DPDK_CC=clang
-else ifneq (,$(findstring icc,$(CC)))
-DPDK_CC=icc
-else
-DPDK_CC=gcc
-endif
-
-##############################################################################
-# Intel x86
-##############################################################################
-ifeq ($(MACHINE),$(filter $(MACHINE),x86_64 i686))
-DPDK_TARGET ?= $(MACHINE)-native-linuxapp-$(DPDK_CC)
-DPDK_MACHINE ?= nhm
-DPDK_TUNE ?= core-avx2
-
-##############################################################################
-# ARM64
-##############################################################################
-else ifeq ($(MACHINE),aarch64)
-CROSS :=
-export CROSS
-DPDK_TARGET ?= arm64-armv8a-linuxapp-$(DPDK_CC)
-DPDK_MACHINE ?= armv8a
-DPDK_TUNE ?= generic
-ifeq (y, $(DPDK_AARCH64_GENERIC))
-DPDK_CACHE_LINE_SIZE := 128
-# assign aarch64 variant specific options
-else
-CPU_IMP_ARM = 0x41
-CPU_IMP_CAVIUM = 0x43
-
-CPU_PART_ARM_CORTEX_A53 = 0xd03
-CPU_PART_ARM_CORTEX_A57 = 0xd07
-CPU_PART_ARM_CORTEX_A72 = 0xd08
-CPU_PART_ARM_CORTEX_A73 = 0xd09
-
-CPU_PART_CAVIUM_THUNDERX = 0x0a1
-CPU_PART_CAVIUM_THUNDERX_81XX = 0x0a2
-CPU_PART_CAVIUM_THUNDERX_83XX = 0x0a3
+# Debug or release
-MIDR_IMPLEMENTER=$(shell awk '/implementer/ {print $$4;exit}' /proc/cpuinfo)
-MIDR_PARTNUM=$(shell awk '/part/ {print $$4;exit}' /proc/cpuinfo)
-
-ifeq ($(MIDR_IMPLEMENTER),$(CPU_IMP_ARM))
-##############################################################################
-# Arm Cortex
-##############################################################################
-CPU_PART_ARM_TUNE := $(CPU_PART_ARM_CORTEX_A53)/cortex-a53 \
- $(CPU_PART_ARM_CORTEX_A57)/cortex-a57 \
- $(CPU_PART_ARM_CORTEX_A72)/cortex-a72 \
- $(CPU_PART_ARM_CORTEX_A73)/cortex-a73
-CPU_TUNE = $(notdir $(filter $(MIDR_PARTNUM)/%,$(CPU_PART_ARM_TUNE)))
-ifneq ($(CPU_TUNE),)
-DPDK_TUNE = $(CPU_TUNE)
-else
-$(warning Unknown Arm CPU)
+DPDK_BUILD_TYPE:=release
+ifeq ($(DPDK_DEBUG), y)
+DPDK_BUILD_TYPE:=debug
endif
-else ifeq ($(MIDR_IMPLEMENTER),$(CPU_IMP_CAVIUM))
-##############################################################################
-# Cavium ThunderX
-##############################################################################
-ifneq (,$(findstring $(MIDR_PARTNUM),$(CPU_PART_CAVIUM_THUNDERX) \
- $(CPU_PART_CAVIUM_THUNDERX_81XX) $(CPU_PART_CAVIUM_THUNDERX_83XX)))
-DPDK_TARGET = arm64-thunderx-linuxapp-$(DPDK_CC)
-DPDK_MACHINE = thunderx
-DPDK_CACHE_LINE_SIZE := 128
-else
-$(warning Unknown Cavium CPU)
+DPDK_DRIVERS_DISABLED := baseband/\*, \
+ bus/dpaa, \
+ bus/ifpga, \
+ compress/\*, \
+ crypto/ccp, \
+ crypto/dpaa_sec, \
+ crypto/openssl, \
+ event/\*, \
+ mempool/dpaa, \
+ net/af_packet, \
+ net/bnx2x, \
+ net/bonding, \
+ net/ipn3ke, \
+ net/liquidio, \
+ net/pcap, \
+ net/pfe, \
+ net/sfc, \
+ net/softnic, \
+ net/thunderx, \
+ raw/ifpga, \
+ net/af_xdp
+
+DPDK_LIBS_DISABLED := acl, \
+ bbdev, \
+ bitratestats, \
+ bpf, \
+ cfgfile, \
+ distributor, \
+ efd, \
+ fib, \
+ flow_classify, \
+ graph, \
+ gro, \
+ gso, \
+ jobstats, \
+ kni, \
+ latencystats, \
+ lpm, \
+ member, \
+ node, \
+ pipeline, \
+ port, \
+ power, \
+ rawdev, \
+ rib, \
+ table
+
+# Adjust disabled pmd and libs depending on user provided variables
+ifeq ($(DPDK_MLX4_PMD), n)
+ DPDK_DRIVERS_DISABLED += ,net/mlx4
endif
+ifeq ($(DPDK_MLX5_PMD), n)
+ DPDK_DRIVERS_DISABLED += ,net/mlx5
endif
-
-# finish of assigning aarch64 variant specific options
+ifeq ($(DPDK_MLX5_COMMON_PMD), n)
+ DPDK_DRIVERS_DISABLED += ,common/mlx5
endif
-
-##############################################################################
-# Unknown platform
-##############################################################################
-else
-$(error Unknown platform)
+ifeq ($(DPDK_TAP_PMD), n)
+ DPDK_DRIVERS_DISABLED += ,net/tap
endif
-
-# compiler/linker custom arguments
-ifeq ($(DPDK_CC),clang)
-DPDK_CPU_CFLAGS := -fPIE -fPIC
-else
-DPDK_CPU_CFLAGS := -pie -fPIC
+ifeq ($(DPDK_FAILSAFE_PMD), n)
+ DPDK_DRIVERS_DISABLED += ,net/failsafe
endif
-ifeq ($(DPDK_DEBUG),n)
-DPDK_EXTRA_CFLAGS := -g -mtune=$(DPDK_TUNE)
-else
-DPDK_EXTRA_CFLAGS := -g -O0
-endif
-
-# -Wimplicit-fallthrough was introduced starting from GCC 7,
-# and it requires newer version of ccache.
-# Disable fallthrough warning for old ccache version.
-ifeq ($(DPDK_CC),gcc)
-GCC_VER_V = "7.0.0"
-CCACHE_VER_V = "3.4.1"
-GCC_VER = $(shell gcc --version | grep ^gcc | sed 's/^.* //g')
-CCACHE_VER = $(shell ccache --version | grep ^ccache | sed 's/^.* //g')
-ifeq ($(shell expr "$(GCC_VER)" ">=" "$(GCC_VER_V)"),1)
-ifeq ($(shell expr "$(CCACHE_VER)" "<" "$(CCACHE_VER_V)"),1)
-DPDK_EXTRA_CFLAGS += -Wimplicit-fallthrough=0
-endif
-endif
-endif
-
-DPDK_EXTRA_CFLAGS += -I$(I)/include
-DPDK_EXTRA_LDFLAGS += -L$(I)/lib
-
-# assemble DPDK make arguments
-DPDK_MAKE_ARGS := -C $(DPDK_SOURCE) -j $(JOBS) \
- T=$(DPDK_TARGET) \
- RTE_CONFIG_TEMPLATE=../custom-config \
- EXTRA_CFLAGS="$(DPDK_EXTRA_CFLAGS)" \
- EXTRA_LDFLAGS="$(DPDK_EXTRA_LDFLAGS)" \
- CPU_CFLAGS="$(DPDK_CPU_CFLAGS)" \
- DESTDIR=$(I) \
- MAKE_PAUSE=n \
- $(DPDK_MAKE_EXTRA_ARGS)
-
-define set
-@if grep -q CONFIG_$1 $@ ; \
- then sed -i -e 's/.*\(CONFIG_$1=\).*/\1$2/' $@ ; \
- else echo CONFIG_$1=$2 >> $@ ; \
+# Sanitize DPDK_DRIVERS_DISABLED and DPDK_LIBS_DISABLED
+DPDK_DRIVERS_DISABLED := $(shell echo $(DPDK_DRIVERS_DISABLED) | tr -d '\\\t ')
+DPDK_LIBS_DISABLED := $(shell echo $(DPDK_LIBS_DISABLED) | tr -d '\\\t ')
+
+HASH := \#
+# post-meson-setup snippet to alter rte_build_config.h
+define dpdk_config
+if grep -q RTE_$(1) $(dpdk_src_dir)/config/rte_config.h ; then \
+sed -i -e 's/$(HASH)define RTE_$(1).*/$(HASH)define RTE_$(1) $(DPDK_$(1))/' \
+ $(dpdk_src_dir)/config/rte_config.h; \
+elif grep -q RTE_$(1) $(dpdk_build_dir)/rte_build_config.h ; then \
+sed -i -e 's/$(HASH)define RTE_$(1).*/$(HASH)define RTE_$(1) $(DPDK_$(1))/' \
+ $(dpdk_build_dir)/rte_build_config.h; \
+else \
+echo '$(HASH)define RTE_$(1) $(DPDK_$(1))' \
+ >> $(dpdk_build_dir)/rte_build_config.h ; \
fi
endef
-$(B)/custom-config: $(B)/.dpdk-patch.ok Makefile
- @echo --- generating custom config from $(DPDK_SOURCE)/config/defconfig_$(DPDK_TARGET) ---
- @cpp -undef -ffreestanding -x assembler-with-cpp $(DPDK_SOURCE)/config/defconfig_$(DPDK_TARGET) $@
- $(call set,RTE_MACHINE,$(DPDK_MACHINE))
- @# modify options
- $(call set,RTE_MAX_LCORE,256)
- $(call set,RTE_PKTMBUF_HEADROOM,$(DPDK_PKTMBUF_HEADROOM))
- $(call set,RTE_CACHE_LINE_SIZE,$(DPDK_CACHE_LINE_SIZE))
- $(call set,RTE_BUILD_COMBINE_LIBS,y)
- $(call set,RTE_PCI_CONFIG,y)
- $(call set,RTE_PCI_EXTENDED_TAG,"on")
- $(call set,RTE_PCI_MAX_READ_REQUEST_SIZE,4096)
- $(call set,RTE_LIBRTE_PMD_BOND,n)
- $(call set,RTE_LIBRTE_IP_FRAG,y)
- $(call set,RTE_LIBRTE_PMD_QAT,y)
- $(call set,RTE_LIBRTE_PMD_QAT_SYM,y)
- $(call set,RTE_LIBRTE_PMD_AESNI_MB,$(AESNI))
- $(call set,RTE_LIBRTE_PMD_AESNI_GCM,$(AESNI))
- $(call set,RTE_LIBRTE_MLX4_PMD,$(DPDK_MLX4_PMD))
- $(call set,RTE_LIBRTE_MLX5_PMD,$(DPDK_MLX5_PMD))
- $(call set,RTE_LIBRTE_BNXT_PMD,y)
- $(call set,RTE_LIBRTE_PMD_SOFTNIC,n)
- $(call set,RTE_IBVERBS_LINK_DLOPEN,y)
- $(call set,RTE_LIBRTE_PMD_TAP,$(DPDK_TAP_PMD))
- $(call set,RTE_LIBRTE_GSO,$(DPDK_TAP_PMD))
- $(call set,RTE_LIBRTE_PMD_FAILSAFE,$(DPDK_FAILSAFE_PMD))
- @# not needed
- $(call set,RTE_ETHDEV_RXTX_CALLBACKS,n)
- $(call set,RTE_LIBRTE_CFGFILE,n)
- $(call set,RTE_LIBRTE_LPM,n)
- $(call set,RTE_LIBRTE_ACL,n)
- $(call set,RTE_LIBRTE_JOBSTATS,n)
- $(call set,RTE_LIBRTE_EFD,n)
- $(call set,RTE_LIBRTE_MEMBER,n)
- $(call set,RTE_LIBRTE_BITRATE,n)
- $(call set,RTE_LIBRTE_LATENCY_STATS,n)
- $(call set,RTE_LIBRTE_POWER,n)
- $(call set,RTE_LIBRTE_DISTRIBUTOR,n)
- $(call set,RTE_LIBRTE_PORT,n)
- $(call set,RTE_LIBRTE_TABLE,n)
- $(call set,RTE_LIBRTE_PIPELINE,n)
- $(call set,RTE_LIBRTE_PMD_SOFTNIC,n)
- $(call set,RTE_LIBRTE_FLOW_CLASSIFY,n)
- $(call set,RTE_LIBRTE_ACL,n)
- $(call set,RTE_LIBRTE_GRO,n)
- $(call set,RTE_LIBRTE_KNI,n)
- $(call set,RTE_LIBRTE_BPF,n)
- $(call set,RTE_LIBRTE_RAWDEV,n)
- $(call set,RTE_LIBRTE_PMD_IFPGA_RAWDEV,n)
- $(call set,RTE_LIBRTE_IPN3KE_PMD,n)
- $(call set,RTE_LIBRTE_IFPGA_BUS,n)
- $(call set,RTE_LIBRTE_BBDEV,n)
- $(call set,RTE_LIBRTE_BBDEV_NULL,n)
- $(call set,RTE_LIBRTE_GRAPH,n)
- $(call set,RTE_LIBRTE_NODE,n)
- $(call set,RTE_LIBRTE_FIB,n)
- $(call set,RTE_LIBRTE_RIB,n)
- $(call set,RTE_TEST_PMD,n)
- $(call set,RTE_KNI_KMOD,n)
- $(call set,RTE_EAL_IGB_UIO,n)
- @# currently broken in 18.02
- $(call set,RTE_LIBRTE_DPAA_BUS,n)
- $(call set,RTE_LIBRTE_DPAA_MEMPOOL,n)
- $(call set,RTE_LIBRTE_DPAA_PMD,n)
- $(call set,RTE_LIBRTE_PMD_DPAA_SEC,n)
- $(call set,RTE_LIBRTE_PMD_DPAA_EVENTDEV,n)
- @rm -f .dpdk-config.ok
-
-DPDK_DOWNLOADS = $(CURDIR)/downloads/$(DPDK_TARBALL)
-
-$(DPDK_DOWNLOADS):
- mkdir -p downloads
- @if [ -e $(DPDK_DOWNLOAD_DIR)/$(DPDK_TARBALL) ] ; \
- then cp $(DPDK_DOWNLOAD_DIR)/$(DPDK_TARBALL) $@ ; \
- else curl -o $@ -LO $(DPDK_TAR_URL) ; \
- fi
- @rm -f $(B)/.dpdk-download.ok
-
-$(B)/.dpdk-download.ok: $(DPDK_DOWNLOADS)
- @mkdir -p $(B)
- @openssl md5 $< | cut -f 2 -d " " - > $(B)/$(DPDK_TARBALL).md5sum
- @([ "$$(<$(B)/$(DPDK_TARBALL).md5sum)" = "$(DPDK_$(DPDK_VERSION)_TARBALL_MD5_CKSUM)" ] || \
- ( echo "Bad Checksum! Please remove $< and retry" && \
- rm $(B)/$(DPDK_TARBALL).md5sum && false ))
- @touch $@
-
-.PHONY: dpdk-download
-dpdk-download: $(B)/.dpdk-download.ok
-
-$(B)/.dpdk-extract.ok: $(B)/.dpdk-download.ok
- @echo --- extracting $(DPDK_TARBALL) ---
- @tar --directory $(B) --extract --file $(DPDK_DOWNLOADS)
- @touch $@
-
-.PHONY: dpdk-extract
-dpdk-extract: $(B)/.dpdk-extract.ok
-
-$(B)/.dpdk-patch.ok: $(B)/.dpdk-extract.ok
-ifneq ($(wildcard $(CURDIR)/patches/dpdk_$(DPDK_VERSION)/*.patch),)
- @echo --- patching ---
- @for f in $(CURDIR)/patches/dpdk_$(DPDK_VERSION)/*.patch ; do \
- echo Applying patch: $$(basename $$f) ; \
- patch -p1 -d $(DPDK_SOURCE) < $$f ; \
- done
-endif
- @touch $@
-
-.PHONY: dpdk-patch
-dpdk-patch: $(B)/.dpdk-patch.ok
-
-$(B)/.dpdk-config.ok: $(B)/.dpdk-patch.ok $(B)/custom-config
- @make $(DPDK_MAKE_ARGS) config
- @touch $@
-
-.PHONY: dpdk-config
-dpdk-config: $(B)/.dpdk-config.ok
+DPDK_MESON_ARGS = \
+ --default-library static \
+ --libdir lib \
+ --prefix $(dpdk_install_dir) \
+ -Dtests=false \
+ "-Ddisable_drivers=$(DPDK_DRIVERS_DISABLED)" \
+ "-Ddisable_libs=$(DPDK_LIBS_DISABLED)" \
+ -Db_pie=true \
+ -Dmachine=$(DPDK_MACHINE) \
+ --buildtype=$(DPDK_BUILD_TYPE)
+
+define dpdk_config_cmds
+ cd $(dpdk_build_dir) && \
+ rm -rf ../dpdk-meson-venv && \
+ mkdir -p ../dpdk-meson-venv && \
+ python3 -m venv ../dpdk-meson-venv && \
+ source ../dpdk-meson-venv/bin/activate && \
+ pip3 install meson==0.54 && \
+ meson setup $(dpdk_src_dir) \
+ $(dpdk_build_dir) \
+ $(DPDK_MESON_ARGS) \
+ | tee $(dpdk_config_log) && \
+ deactivate && \
+ echo "DPDK post meson configuration" && \
+ echo "Altering rte_build_config.h" && \
+ $(call dpdk_config,PKTMBUF_HEADROOM)
+endef
-$(B)/.dpdk-build.ok: dpdk-config $(DPDK_BUILD_DEPS)
- @if [ ! -e $(B)/.dpdk-config.ok ] ; then echo 'Please run "make config" first' && false ; fi
- @rm -f $(B)/.*.install.ok #deals with build-root/Makefile line 709
- @make $(DPDK_MAKE_ARGS) install
- @touch $@
+define dpdk_build_cmds
+ cd $(dpdk_build_dir) && \
+ source ../dpdk-meson-venv/bin/activate && \
+ meson compile -C . | tee $(dpdk_build_log) && \
+ deactivate
+endef
-.PHONY: dpdk-build
-dpdk-build: $(B)/.dpdk-build.ok
+define dpdk_install_cmds
+ cd $(dpdk_build_dir) && \
+ source ../dpdk-meson-venv/bin/activate && \
+ meson install && \
+ cd $(dpdk_install_dir)/lib && \
+ echo "GROUP ( $$(ls librte*.a ) )" > libdpdk.a && \
+ rm -rf librte*.so librte*.so.* dpdk/*/librte*.so dpdk/*/librte*.so.* && \
+ deactivate && \
+ rm -rf $(dpdk_build_dir)/../dpdk-meson-venv
+endef
-.PHONY: dpdk-install
-dpdk-install: $(B)/.dpdk-build.ok
+$(eval $(call package,dpdk))
diff --git a/build/external/patches/dpdk_20.08/0002-build-system-selective-libs.patch b/build/external/patches/dpdk_20.08/0002-build-system-selective-libs.patch
new file mode 100644
index 00000000000..62094846a3e
--- /dev/null
+++ b/build/external/patches/dpdk_20.08/0002-build-system-selective-libs.patch
@@ -0,0 +1,88 @@
+diff --git a/app/meson.build b/app/meson.build
+index eb74f215a..93affefa3 100644
+--- a/app/meson.build
++++ b/app/meson.build
+@@ -42,7 +42,17 @@ foreach app:apps
+
+ subdir(name)
+
+- if build
++ foreach d:deps
++ if dpdk_libs_disabled.contains(d)
++ build = false
++ reason = 'missing dependency, "@0@" '.format (d)
++ endif
++ endforeach
++
++ if not build
++ dpdk_apps_disabled += name
++ set_variable(name.underscorify() + '_disable_reason', reason)
++ else
+ dep_objs = []
+ foreach d:deps
+ dep_objs += get_variable(get_option('default_library')
+diff --git a/lib/meson.build b/lib/meson.build
+index 3852c0156..76996544d 100644
+--- a/lib/meson.build
++++ b/lib/meson.build
+@@ -44,6 +44,8 @@ if is_windows
+ ] # only supported libraries for windows
+ endif
+
++disabled_libs = get_option('disable_libs').split(',')
++
+ default_cflags = machine_args
+ default_cflags += ['-DALLOW_EXPERIMENTAL_API']
+ default_cflags += ['-DALLOW_INTERNAL_API']
+@@ -78,6 +80,11 @@ foreach l:libraries
+ dir_name = 'librte_' + l
+ subdir(dir_name)
+
++ if disabled_libs.contains(l)
++ build = false
++ reason = 'Explicitly disabled via build config'
++ endif
++
+ if build
+ shared_deps = ext_deps
+ static_deps = ext_deps
+diff --git a/meson.build b/meson.build
+index 61d9a4f5f..cf04f0e0e 100644
+--- a/meson.build
++++ b/meson.build
+@@ -21,6 +21,7 @@ dpdk_drivers = []
+ dpdk_extra_ldflags = []
+ dpdk_libs_disabled = []
+ dpdk_drvs_disabled = []
++dpdk_apps_disabled = []
+ abi_version_file = files('ABI_VERSION')
+
+ if host_machine.cpu_family().startswith('x86')
+@@ -106,6 +107,14 @@ foreach class:dpdk_driver_classes
+ endforeach
+ message(output_message + '\n')
+
++output_message = '\n===============\nApplications Disabled\n===============\n'
++foreach app:dpdk_apps_disabled
++ reason = get_variable(app.underscorify() + '_disable_reason')
++ output_message += app + ':\t' + reason + '\n\t'
++endforeach
++
++message(output_message + '\n')
++
+ output_message = '\n=================\nContent Skipped\n=================\n'
+ output_message += '\nlibs:\n\t'
+ foreach lib:dpdk_libs_disabled
+diff --git a/meson_options.txt b/meson_options.txt
+index 9bf18ab6b..d1aa46b8d 100644
+--- a/meson_options.txt
++++ b/meson_options.txt
+@@ -4,6 +4,8 @@ option('armv8_crypto_dir', type: 'string', value: '',
+ description: 'path to the armv8_crypto library installation directory')
+ option('disable_drivers', type: 'string', value: '',
+ description: 'Comma-separated list of drivers to explicitly disable.')
++option('disable_libs', type: 'string', value: '',
++ description: 'Comma-separated list of libs to explicitly disable.')
+ option('drivers_install_subdir', type: 'string', value: 'dpdk/pmds-<VERSION>',
+ description: 'Subdirectory of libdir where to install PMDs. Defaults to using a versioned subdirectory.')
+ option('enable_docs', type: 'boolean', value: false,