Initial commit of vpp code.

Change-Id: Ib246f1fbfce93274020ee93ce461e3d8bd8b9f17
Signed-off-by: Ed Warnicke <eaw@cisco.com>

1 files changed, 174 insertions, 0 deletions

diff --git a/dpdk/Makefile b/dpdk/Makefile
new file mode 100644
index 00000000..c33cf63c
--- /dev/null
+++ b/dpdk/Makefile
@@ -0,0 +1,174 @@
+# 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_BUILD_DIR        ?= $(CURDIR)/_build
+DPDK_INSTALL_DIR      ?= $(CURDIR)/_install
+DPDK_PKTMBUF_HEADROOM ?= 256
+DPDK_DOWNLOAD_DIR     ?= $(HOME)/Downloads
+DPDK_MARCH            ?= native
+DPDK_DEBUG            ?= n
+
+B := $(DPDK_BUILD_DIR)
+I := $(DPDK_INSTALL_DIR)
+DPDK_VERSION := 2.1.0
+DPDK_TARBALL := dpdk-$(DPDK_VERSION).tar.gz
+DPDK_TAR_URL := http://dpdk.org/browse/dpdk/snapshot/$(DPDK_TARBALL)
+DPDK_TARBALL_MD5_CKSUM := 205a0d12bfd6eb717d57506272f43519
+DPDK_SOURCE := $(B)/dpdk-$(DPDK_VERSION)
+DPDK_TARGET := x86_64-native-linuxapp-gcc
+JOBS := $(shell grep processor /proc/cpuinfo | wc -l)
+
+# compiler/linker custom arguments
+DPDK_CPU_CFLAGS := -pie -fPIC
+DPDK_CPU_LDFLAGS := -pie -fPIC
+DPDK_EXTRA_LDFLAGS := -g
+
+ifeq ($(DPDK_DEBUG),n)
+DPDK_EXTRA_CFLAGS := -g 
+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 ($(DPDK_MARCH),core-avx2)
+DPDK_MACHINE:=hsw                        # Haswell
+else
+$(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_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/common_linuxapp ---
+	@cp $(DPDK_SOURCE)/config/common_linuxapp $@ 
+	$(call set,RTE_MACHINE,$(DPDK_MACHINE))
+	$(call set,RTE_ARCH,"x86_64")
+	$(call set,RTE_ARCH_X86_64,y)
+	$(call set,RTE_ARCH_64,y)
+	$(call set,RTE_TOOLCHAIN_GCC,y)
+	$(call set,RTE_TOOLCHAIN,"gcc")
+	@# modify options
+	$(call set,RTE_PKTMBUF_HEADROOM,$(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)
+	@# 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))
+	@# not needed
+	$(call set,RTE_LIBRTE_PMD_BOND,n)
+	$(call set,RTE_LIBRTE_TIMER,n)
+	$(call set,RTE_LIBRTE_CFGFILE,n)
+	$(call set,RTE_LIBRTE_LPM,n)
+	$(call set,RTE_LIBRTE_ACL,n)
+	$(call set,RTE_LIBRTE_POWER,n)
+	$(call set,RTE_LIBRTE_IP_FRAG,n)
+	$(call set,RTE_LIBRTE_DISTRIBUTOR,n)
+	$(call set,RTE_LIBRTE_REORDER,n)
+	$(call set,RTE_LIBRTE_PORT,n)
+	$(call set,RTE_LIBRTE_TABLE,n)
+	$(call set,RTE_LIBRTE_PIPELINE,n)
+	$(call set,RTE_KNI_KMOD,n)
+	@rm -f .config.ok
+
+$(CURDIR)/$(DPDK_TARBALL):
+	@mkdir -p $(B)
+	@if [ -e $(DPDK_DOWNLOAD_DIR)/$(DPDK_TARBALL) ] ; \
+		then cp $(DPDK_DOWNLOAD_DIR)/$(DPDK_TARBALL) $(CURDIR) ; \
+		else curl -o $(CURDIR)/$(DPDK_TARBALL) -LO $(DPDK_TAR_URL) ; \
+	fi
+	@rm -f $(B)/.download.ok
+
+$(B)/.download.ok: $(CURDIR)/$(DPDK_TARBALL)
+	@openssl md5 $< | cut -f 2 -d " " - > $(B)/$(DPDK_TARBALL).md5sum
+	@([ "$$(<$(B)/$(DPDK_TARBALL).md5sum)" = "$(DPDK_TARBALL_MD5_CKSUM)" ] || \
+	( echo "Bad Checksum! Please remove $< and retry" && \
+		rm $(B)/$(DPDK_TARBALL).md5sum && false ))
+	@touch $@
+
+.PHONY: download
+download: $(B)/.download.ok
+
+$(B)/.extract.ok: $(B)/.download.ok
+	@echo --- extracting $(DPDK_TARBALL) ---
+	@tar --directory $(B) --extract --file $(CURDIR)/$(DPDK_TARBALL) --gzip
+	@touch $@
+
+.PHONY: extract
+extract: $(B)/.extract.ok
+
+$(B)/.patch.ok: $(B)/.extract.ok
+	@echo --- patching ---
+	for f in $(CURDIR)/dpdk-$(DPDK_VERSION)_patches/*.patch ; do \
+		echo Applying patch: $$(basename $$f) ; \
+		patch -p1 -d $(DPDK_SOURCE) < $$f ; \
+	done
+	@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
+	@dkms/create_deb_manifest.sh $(DPDK_VERSION) $(subst $(realpath ..)/,,$(B))
+	@touch $@
+
+.PHONY: build
+build: $(B)/.build.ok
+
+.PHONY: clean
+clean:
+	@rm -rf $(B) $(I)
+