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# Copyright (c) 2015 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:
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# Scripts require non-POSIX parts of bash
SHELL := /bin/bash
DPDK_VERSION ?= v18.11
DPDK_BUILD_DIR ?= $(CURDIR)/_build
DPDK_INSTALL_DIR ?= $(DPDK_BUILD_DIR)/dpdk/$(RTE_TARGET)
DPDK_PKTMBUF_HEADROOM ?= 128
DPDK_MARCH ?= native
DPDK_TUNE ?= generic
DPDK_DEBUG ?= n
B := $(DPDK_BUILD_DIR)
I := $(DPDK_INSTALL_DIR)
DPDK_GIT_REPO ?= http://dpdk.org/git/dpdk
DPDK_SOURCE := $(B)/dpdk
ifneq (,$(findstring clang,$(CC)))
DPDK_CC=clang
else
DPDK_CC=gcc
endif
ifeq (,$(DPDK_TARGET))
DPDK_TARGET := x86_64-native-linuxapp-$(DPDK_CC)
endif
JOBS := $(shell grep processor /proc/cpuinfo | wc -l)
# compiler/linker custom arguments
DPDK_CPU_CFLAGS := -pie -fPIC
DPDK_CPU_LDFLAGS :=
DPDK_EXTRA_LDFLAGS := -g
ifeq ($(DPDK_DEBUG),n)
DPDK_EXTRA_CFLAGS := -g -mtune=$(DPDK_TUNE)
else
DPDK_EXTRA_CFLAGS := -g -O0
endif
# translate gcc march values to DPDK arch
ifeq ($(DPDK_MARCH),native)
DPDK_MACHINE:=native # autodetect host CPU
else ifeq ($(DPDK_MARCH),corei7)
DPDK_MACHINE:=nhm # Nehalem / Westmere
else ifeq ($(DPDK_MARCH),corei7-avx)
DPDK_MACHINE:=snb # Sandy Bridge
else ifeq ($(DPDK_MARCH),core-avx-i)
DPDK_MACHINE:=ivb # Ivy Bridge
else ifeq ($(DPDK_MARCH),core-avx2)
DPDK_MACHINE:=hsw # Haswell
else ifeq ($(DPDK_MARCH),armv7a)
DPDK_MACHINE:=armv7a # ARMv7
else ifeq ($(DPDK_MARCH),armv8a)
DPDK_MACHINE:=armv8a # ARMv8
else
$(error Unknown DPDK_MARCH)
endif
# assemble DPDK make arguments
DPDK_MAKE_ARGS := -C $(DPDK_SOURCE) -j $(JOBS) \
T=$(DPDK_TARGET) \
RTE_CONFIG_TEMPLATE=../custom-config \
RTE_OUTPUT=$(I) \
EXTRA_CFLAGS="$(DPDK_EXTRA_CFLAGS)" \
EXTRA_LDFLAGS="$(DPDK_EXTRA_LDFLAGS)" \
CPU_CFLAGS="$(DPDK_CPU_CFLAGS)" \
CPU_LDFLAGS="$(DPDK_CPU_LDFLAGS)" \
$(DPDK_MAKE_EXTRA_ARGS)
DPDK_SOURCE_FILES := $(shell [ -e $(DPDK_SOURCE) ] && \
find $(DPDK_SOURCE) -name "*.[chS]")
define set
@if grep -q CONFIG_$1 $@ ; \
then sed -i -e 's/.*\(CONFIG_$1=\).*/\1$2/' $@ ; \
else echo CONFIG_$1=$2 >> $@ ; \
fi
endef
all: build
$(B)/custom-config: $(B)/.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_LIBEAL_USE_HPET,y)
$(call set,RTE_BUILD_COMBINE_LIBS,y)
$(call set,RTE_LIBRTE_I40E_16BYTE_RX_DESC,y)
$(call set,RTE_LIBRTE_I40E_ITR_INTERVAL,16)
$(call set,RTE_LIBRTE_PMD_PCAP,y)
@# enable debug init for device drivers
$(call set,RTE_LIBRTE_I40E_DEBUG_INIT,$(DPDK_DEBUG))
$(call set,RTE_LIBRTE_IXGBE_DEBUG_INIT,$(DPDK_DEBUG))
$(call set,RTE_LIBRTE_E1000_DEBUG_INIT,$(DPDK_DEBUG))
$(call set,RTE_LIBRTE_VIRTIO_DEBUG_INIT,$(DPDK_DEBUG))
$(call set,RTE_LIBRTE_VMXNET3_DEBUG_INIT,$(DPDK_DEBUG))
$(call set,RTE_LIBRTE_PMD_BOND,y)
$(call set,RTE_LIBRTE_IP_FRAG,y)
@# not needed
$(call set,RTE_LIBRTE_CFGFILE,n)
$(call set,RTE_LIBRTE_POWER,n)
$(call set,RTE_LIBRTE_DISTRIBUTOR,n)
$(call set,RTE_LIBRTE_REORDER,n)
$(call set,RTE_LIBRTE_FLOW_CLASSIFY,n)
$(call set,RTE_LIBRTE_PMD_CRYPTO_SCHEDULER,n)
$(call set,RTE_KNI_KMOD,n)
@rm -f .config.ok
$(B)/.download.ok:
@mkdir -p $(B)
@if [ -e $(DPDK_SOURCE) ] ; \
then rm -rf $(DPDK_SOURCE) ; \
fi
@git clone $(DPDK_GIT_REPO) --branch $(DPDK_VERSION) $(DPDK_SOURCE)
@touch $@
.PHONY: download
download: $(B)/.download.ok
$(B)/.patch.ok: $(B)/.download.ok
ifneq ($(wildcard $(CURDIR)/dpdk-$(DPDK_VERSION)_patches/*.patch),)
@echo --- patching ---
for f in $(CURDIR)/dpdk-$(DPDK_VERSION)_patches/*.patch ; do \
echo Applying patch: $$(basename $$f) ; \
patch -p1 -d $(DPDK_SOURCE) < $$f ; \
done
endif
@touch $@
.PHONY: patch
patch: $(B)/.patch.ok
$(B)/.config.ok: $(B)/.patch.ok $(B)/custom-config
@make $(DPDK_MAKE_ARGS) config
@touch $@
.PHONY: config
config: $(B)/.config.ok
$(B)/.build.ok: $(DPDK_SOURCE_FILES)
@if [ ! -e $(B)/.config.ok ] ; then echo 'Please run "make config" \
first' && false ; fi
@make $(DPDK_MAKE_ARGS) install
@cp $(I)/.config $(B)/.config
@touch $@
.PHONY: build
build: $(B)/.build.ok
.PHONY: clean
clean:
@rm -rf $(B) $(I)
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