Imported Upstream version 16.04

Change-Id: I77eadcd8538a9122e4773cbe55b24033dc451757
Signed-off-by: C.J. Collier <cjcollier@linuxfoundation.org>

11 files changed, 716 insertions, 0 deletions

diff --git a/mk/internal/rte.build-post.mk b/mk/internal/rte.build-post.mk
new file mode 100644
index 00000000..62b1129c
--- /dev/null
+++ b/mk/internal/rte.build-post.mk
@@ -0,0 +1,62 @@
+#   BSD LICENSE
+#
+#   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+#   All rights reserved.
+#
+#   Redistribution and use in source and binary forms, with or without
+#   modification, are permitted provided that the following conditions
+#   are met:
+#
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in
+#       the documentation and/or other materials provided with the
+#       distribution.
+#     * Neither the name of Intel Corporation nor the names of its
+#       contributors may be used to endorse or promote products derived
+#       from this software without specific prior written permission.
+#
+#   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+#   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+#   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+#   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+#   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+#   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+#   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+#   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+#   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+#   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+#   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+# build helper .mk
+
+# fast way, no need to do prebuild and postbuild
+ifeq ($(PREBUILD)$(POSTBUILD),)
+
+_postbuild: $(_BUILD)
+	@touch _postbuild
+
+else # slower way
+
+_prebuild: $(PREBUILD)
+	@touch _prebuild
+
+ifneq ($(_BUILD),)
+$(_BUILD): _prebuild
+else
+_BUILD = _prebuild
+endif
+
+_build: $(_BUILD)
+	@touch _build
+
+ifneq ($(POSTBUILD),)
+$(POSTBUILD): _build
+else
+POSTBUILD = _build
+endif
+
+_postbuild: $(POSTBUILD)
+	@touch _postbuild
+endif
\ No newline at end of file
diff --git a/mk/internal/rte.build-pre.mk b/mk/internal/rte.build-pre.mk
new file mode 100644
index 00000000..560cf829
--- /dev/null
+++ b/mk/internal/rte.build-pre.mk
@@ -0,0 +1,35 @@
+#   BSD LICENSE
+#
+#   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+#   All rights reserved.
+#
+#   Redistribution and use in source and binary forms, with or without
+#   modification, are permitted provided that the following conditions
+#   are met:
+#
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in
+#       the documentation and/or other materials provided with the
+#       distribution.
+#     * Neither the name of Intel Corporation nor the names of its
+#       contributors may be used to endorse or promote products derived
+#       from this software without specific prior written permission.
+#
+#   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+#   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+#   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+#   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+#   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+#   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+#   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+#   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+#   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+#   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+#   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+_BUILD_TARGETS := _prebuild _build _postbuild
+
+comma := ,
+linkerprefix = $(subst -Wl$(comma)-L,-L,$(addprefix -Wl$(comma),$1))
diff --git a/mk/internal/rte.clean-post.mk b/mk/internal/rte.clean-post.mk
new file mode 100644
index 00000000..d6c98ab6
--- /dev/null
+++ b/mk/internal/rte.clean-post.mk
@@ -0,0 +1,62 @@
+#   BSD LICENSE
+#
+#   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+#   All rights reserved.
+#
+#   Redistribution and use in source and binary forms, with or without
+#   modification, are permitted provided that the following conditions
+#   are met:
+#
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in
+#       the documentation and/or other materials provided with the
+#       distribution.
+#     * Neither the name of Intel Corporation nor the names of its
+#       contributors may be used to endorse or promote products derived
+#       from this software without specific prior written permission.
+#
+#   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+#   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+#   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+#   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+#   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+#   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+#   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+#   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+#   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+#   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+#   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+# clean helper .mk
+
+# fast way, no need to do preclean and postclean
+ifeq ($(PRECLEAN)$(POSTCLEAN),)
+
+_postclean: $(_CLEAN)
+	@touch _postclean
+
+else # slower way
+
+_preclean: $(PRECLEAN)
+	@touch _preclean
+
+ifneq ($(_CLEAN),)
+$(_CLEAN): _preclean
+else
+_CLEAN = _preclean
+endif
+
+_clean: $(_CLEAN)
+	@touch _clean
+
+ifneq ($(POSTCLEAN),)
+$(POSTCLEAN): _clean
+else
+POSTCLEAN = _clean
+endif
+
+_postclean: $(POSTCLEAN)
+	@touch _postclean
+endif
diff --git a/mk/internal/rte.clean-pre.mk b/mk/internal/rte.clean-pre.mk
new file mode 100644
index 00000000..3147e23c
--- /dev/null
+++ b/mk/internal/rte.clean-pre.mk
@@ -0,0 +1,32 @@
+#   BSD LICENSE
+#
+#   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+#   All rights reserved.
+#
+#   Redistribution and use in source and binary forms, with or without
+#   modification, are permitted provided that the following conditions
+#   are met:
+#
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in
+#       the documentation and/or other materials provided with the
+#       distribution.
+#     * Neither the name of Intel Corporation nor the names of its
+#       contributors may be used to endorse or promote products derived
+#       from this software without specific prior written permission.
+#
+#   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+#   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+#   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+#   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+#   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+#   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+#   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+#   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+#   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+#   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+#   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+_CLEAN_TARGETS := _preclean _clean _postclean
diff --git a/mk/internal/rte.compile-post.mk b/mk/internal/rte.compile-post.mk
new file mode 100644
index 00000000..fd366c62
--- /dev/null
+++ b/mk/internal/rte.compile-post.mk
@@ -0,0 +1,33 @@
+#   BSD LICENSE
+#
+#   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+#   All rights reserved.
+#
+#   Redistribution and use in source and binary forms, with or without
+#   modification, are permitted provided that the following conditions
+#   are met:
+#
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in
+#       the documentation and/or other materials provided with the
+#       distribution.
+#     * Neither the name of Intel Corporation nor the names of its
+#       contributors may be used to endorse or promote products derived
+#       from this software without specific prior written permission.
+#
+#   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+#   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+#   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+#   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+#   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+#   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+#   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+#   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+#   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+#   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+#   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+# no rule no build these files
+$(DEPS-y) $(CMDS-y):
diff --git a/mk/internal/rte.compile-pre.mk b/mk/internal/rte.compile-pre.mk
new file mode 100644
index 00000000..b9bff4a7
--- /dev/null
+++ b/mk/internal/rte.compile-pre.mk
@@ -0,0 +1,176 @@
+#   BSD LICENSE
+#
+#   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+#   All rights reserved.
+#
+#   Redistribution and use in source and binary forms, with or without
+#   modification, are permitted provided that the following conditions
+#   are met:
+#
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in
+#       the documentation and/or other materials provided with the
+#       distribution.
+#     * Neither the name of Intel Corporation nor the names of its
+#       contributors may be used to endorse or promote products derived
+#       from this software without specific prior written permission.
+#
+#   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+#   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+#   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+#   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+#   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+#   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+#   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+#   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+#   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+#   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+#   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#
+# Common to rte.lib.mk, rte.app.mk, rte.obj.mk
+#
+
+SRCS-all := $(SRCS-y) $(SRCS-n) $(SRCS-)
+
+# convert source to obj file
+src2obj = $(strip $(patsubst %.c,%.o,\
+	$(patsubst %.S,%_s.o,$(1))))
+
+# add a dot in front of the file name
+dotfile = $(strip $(foreach f,$(1),\
+	$(join $(dir $f),.$(notdir $f))))
+
+# convert source/obj files into dot-dep filename (does not
+# include .S files)
+src2dep = $(strip $(call dotfile,$(patsubst %.c,%.o.d, \
+		$(patsubst %.S,,$(1)))))
+obj2dep = $(strip $(call dotfile,$(patsubst %.o,%.o.d,$(1))))
+
+# convert source/obj files into dot-cmd filename
+src2cmd = $(strip $(call dotfile,$(patsubst %.c,%.o.cmd, \
+		$(patsubst %.S,%_s.o.cmd,$(1)))))
+obj2cmd = $(strip $(call dotfile,$(patsubst %.o,%.o.cmd,$(1))))
+
+OBJS-y := $(call src2obj,$(SRCS-y))
+OBJS-n := $(call src2obj,$(SRCS-n))
+OBJS-  := $(call src2obj,$(SRCS-))
+OBJS-all := $(filter-out $(SRCS-all),$(OBJS-y) $(OBJS-n) $(OBJS-))
+
+DEPS-y := $(call src2dep,$(SRCS-y))
+DEPS-n := $(call src2dep,$(SRCS-n))
+DEPS-  := $(call src2dep,$(SRCS-))
+DEPS-all := $(DEPS-y) $(DEPS-n) $(DEPS-)
+DEPSTMP-all := $(DEPS-all:%.d=%.d.tmp)
+
+CMDS-y := $(call src2cmd,$(SRCS-y))
+CMDS-n := $(call src2cmd,$(SRCS-n))
+CMDS-  := $(call src2cmd,$(SRCS-))
+CMDS-all := $(CMDS-y) $(CMDS-n) $(CMDS-)
+
+-include $(DEPS-y) $(CMDS-y)
+
+# command to compile a .c file to generate an object
+ifeq ($(USE_HOST),1)
+C_TO_O = $(HOSTCC) -Wp,-MD,$(call obj2dep,$(@)).tmp $(HOST_CFLAGS) \
+	$(CFLAGS_$(@)) $(HOST_EXTRA_CFLAGS) -o $@ -c $<
+C_TO_O_STR = $(subst ','\'',$(C_TO_O)) #'# fix syntax highlight
+C_TO_O_DISP = $(if $(V),"$(C_TO_O_STR)","  HOSTCC $(@)")
+else
+C_TO_O = $(CC) -Wp,-MD,$(call obj2dep,$(@)).tmp $(CFLAGS) \
+	$(CFLAGS_$(@)) $(EXTRA_CFLAGS) -o $@ -c $<
+C_TO_O_STR = $(subst ','\'',$(C_TO_O)) #'# fix syntax highlight
+C_TO_O_DISP = $(if $(V),"$(C_TO_O_STR)","  CC $(@)")
+endif
+C_TO_O_CMD = 'cmd_$@ = $(C_TO_O_STR)'
+C_TO_O_DO = @set -e; \
+	echo $(C_TO_O_DISP); \
+	$(C_TO_O) && \
+	echo $(C_TO_O_CMD) > $(call obj2cmd,$(@)) && \
+	sed 's,'$@':,dep_'$@' =,' $(call obj2dep,$(@)).tmp > $(call obj2dep,$(@)) && \
+	rm -f $(call obj2dep,$(@)).tmp
+
+# return an empty string if string are equal
+compare = $(strip $(subst $(1),,$(2)) $(subst $(2),,$(1)))
+
+# return a non-empty string if the dst file does not exist
+file_missing = $(call compare,$(wildcard $@),$@)
+
+# return a non-empty string if cmdline changed
+cmdline_changed = $(call compare,$(strip $(cmd_$@)),$(strip $(1)))
+
+# return a non-empty string if a dependency file does not exist
+depfile_missing = $(call compare,$(wildcard $(dep_$@)),$(dep_$@))
+
+# return an empty string if no prereq is newer than target
+#     - $^ -> names of all the prerequisites
+#     - $(wildcard $^) -> every existing prereq
+#     - $(filter-out $(wildcard $^),$^) -> every prereq that don't
+#       exist (filter-out removes existing ones from the list)
+#     - $? -> names of all the prerequisites newer than target
+depfile_newer = $(strip $(filter-out FORCE,$? \
+	$(filter-out $(wildcard $^),$^)))
+
+# return 1 if parameter is a non-empty string, else 0
+boolean = $(if $1,1,0)
+
+#
+# Compile .c file if needed
+# Note: dep_$$@ is from the .d file and DEP_$$@ can be specified by
+# user (by default it is empty)
+#
+.SECONDEXPANSION:
+%.o: %.c $$(wildcard $$(dep_$$@)) $$(DEP_$$(@)) FORCE
+	@[ -d $(dir $@) ] || mkdir -p $(dir $@)
+	$(if $(D),\
+		@echo -n "$< -> $@ " ; \
+		echo -n "file_missing=$(call boolean,$(file_missing)) " ; \
+		echo -n "cmdline_changed=$(call boolean,$(call cmdline_changed,$(C_TO_O))) " ; \
+		echo -n "depfile_missing=$(call boolean,$(depfile_missing)) " ; \
+		echo "depfile_newer=$(call boolean,$(depfile_newer))")
+	$(if $(or \
+		$(file_missing),\
+		$(call cmdline_changed,$(C_TO_O)),\
+		$(depfile_missing),\
+		$(depfile_newer)),\
+		$(C_TO_O_DO))
+
+# command to assemble a .S file to generate an object
+ifeq ($(USE_HOST),1)
+S_TO_O = $(CPP) $(HOST_CPPFLAGS) $($(@)_CPPFLAGS) $(HOST_EXTRA_CPPFLAGS) $< $(@).tmp && \
+	$(HOSTAS) $(HOST_ASFLAGS) $($(@)_ASFLAGS) $(HOST_EXTRA_ASFLAGS) -o $@ $(@).tmp
+S_TO_O_STR = $(subst ','\'',$(S_TO_O)) #'# fix syntax highlight
+S_TO_O_DISP =  $(if $(V),"$(S_TO_O_STR)","  HOSTAS $(@)")
+else
+S_TO_O = $(CPP) $(CPPFLAGS) $($(@)_CPPFLAGS) $(EXTRA_CPPFLAGS) $< -o $(@).tmp && \
+	$(AS) $(ASFLAGS) $($(@)_ASFLAGS) $(EXTRA_ASFLAGS) -o $@ $(@).tmp
+S_TO_O_STR = $(subst ','\'',$(S_TO_O)) #'# fix syntax highlight
+S_TO_O_DISP =  $(if $(V),"$(S_TO_O_STR)","  AS $(@)")
+endif
+
+S_TO_O_CMD = "cmd_$@ = $(S_TO_O_STR)"
+S_TO_O_DO = @set -e; \
+	echo $(S_TO_O_DISP); \
+	$(S_TO_O) && \
+	echo $(S_TO_O_CMD) > $(call obj2cmd,$(@))
+
+#
+# Compile .S file if needed
+# Note: DEP_$$@ can be specified by user (by default it is empty)
+#
+%_s.o: %.S $$(DEP_$$@) FORCE
+	@[ ! -d $(dir $@) ] || mkdir -p $(dir $@)
+	$(if $(D),\
+		@echo -n "$< -> $@ " ; \
+		echo -n "file_missing=$(call boolean,$(file_missing)) " ; \
+		echo -n "cmdline_changed=$(call boolean,$(call cmdline_changed,$(S_TO_O_STR))) " ; \
+		echo -n "depfile_missing=$(call boolean,$(depfile_missing)) " ; \
+		echo "depfile_newer=$(call boolean,$(depfile_newer)) ")
+	$(if $(or \
+		$(file_missing),\
+		$(call cmdline_changed,$(S_TO_O_STR)),\
+		$(depfile_missing),\
+		$(depfile_newer)),\
+		$(S_TO_O_DO))
diff --git a/mk/internal/rte.depdirs-post.mk b/mk/internal/rte.depdirs-post.mk
new file mode 100644
index 00000000..fc6904dd
--- /dev/null
+++ b/mk/internal/rte.depdirs-post.mk
@@ -0,0 +1,42 @@
+#   BSD LICENSE
+#
+#   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+#   All rights reserved.
+#
+#   Redistribution and use in source and binary forms, with or without
+#   modification, are permitted provided that the following conditions
+#   are met:
+#
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in
+#       the documentation and/or other materials provided with the
+#       distribution.
+#     * Neither the name of Intel Corporation nor the names of its
+#       contributors may be used to endorse or promote products derived
+#       from this software without specific prior written permission.
+#
+#   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+#   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+#   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+#   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+#   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+#   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+#   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+#   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+#   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+#   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+#   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+.PHONY: depdirs
+depdirs:
+	@for d in $(DEPDIRS-y); do \
+		$(RTE_SDK)/scripts/depdirs-rule.sh $(S) $$d ; \
+	done
+
+.PHONY: depgraph
+depgraph:
+	@for d in $(DEPDIRS-y); do \
+		echo "    \"$(S)\" -> \"$$d\"" ; \
+	done
diff --git a/mk/internal/rte.depdirs-pre.mk b/mk/internal/rte.depdirs-pre.mk
new file mode 100644
index 00000000..8825db03
--- /dev/null
+++ b/mk/internal/rte.depdirs-pre.mk
@@ -0,0 +1,32 @@
+#   BSD LICENSE
+#
+#   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+#   All rights reserved.
+#
+#   Redistribution and use in source and binary forms, with or without
+#   modification, are permitted provided that the following conditions
+#   are met:
+#
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in
+#       the documentation and/or other materials provided with the
+#       distribution.
+#     * Neither the name of Intel Corporation nor the names of its
+#       contributors may be used to endorse or promote products derived
+#       from this software without specific prior written permission.
+#
+#   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+#   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+#   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+#   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+#   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+#   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+#   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+#   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+#   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+#   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+#   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+# nothing
diff --git a/mk/internal/rte.extvars.mk b/mk/internal/rte.extvars.mk
new file mode 100644
index 00000000..e2462fd2
--- /dev/null
+++ b/mk/internal/rte.extvars.mk
@@ -0,0 +1,83 @@
+#   BSD LICENSE
+#
+#   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+#   All rights reserved.
+#
+#   Redistribution and use in source and binary forms, with or without
+#   modification, are permitted provided that the following conditions
+#   are met:
+#
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in
+#       the documentation and/or other materials provided with the
+#       distribution.
+#     * Neither the name of Intel Corporation nor the names of its
+#       contributors may be used to endorse or promote products derived
+#       from this software without specific prior written permission.
+#
+#   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+#   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+#   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+#   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+#   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+#   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+#   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+#   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+#   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+#   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+#   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#
+# directory where sources are located
+#
+ifdef S
+ifeq ("$(origin S)", "command line")
+RTE_SRCDIR := $(abspath $(S))
+endif
+endif
+RTE_SRCDIR  ?= $(CURDIR)
+export RTE_SRCDIR
+
+#
+# Makefile to call once $(RTE_OUTPUT) is created
+#
+ifdef M
+ifeq ("$(origin M)", "command line")
+RTE_EXTMK := $(abspath $(M))
+endif
+endif
+RTE_EXTMK ?= $(RTE_SRCDIR)/Makefile
+export RTE_EXTMK
+
+# RTE_SDK_BIN must point to .config, include/ and lib/.
+RTE_SDK_BIN := $(RTE_SDK)/$(RTE_TARGET)
+ifeq ($(wildcard $(RTE_SDK_BIN)/.config),)
+$(error Cannot find .config in $(RTE_SDK_BIN))
+endif
+
+#
+# Output files wil go in a separate directory: default output is
+# $(RTE_SRCDIR)/build
+# Output dir can be given as command line using "O="
+#
+ifdef O
+ifeq ("$(origin O)", "command line")
+RTE_OUTPUT := $(abspath $(O))
+endif
+endif
+RTE_OUTPUT ?= $(RTE_SRCDIR)/build
+export RTE_OUTPUT
+
+# if we are building an external application, include SDK
+# configuration and include project configuration if any
+include $(RTE_SDK_BIN)/.config
+ifneq ($(wildcard $(RTE_OUTPUT)/.config),)
+  include $(RTE_OUTPUT)/.config
+endif
+# remove double-quotes from config names
+RTE_ARCH := $(CONFIG_RTE_ARCH:"%"=%)
+RTE_MACHINE := $(CONFIG_RTE_MACHINE:"%"=%)
+RTE_EXEC_ENV := $(CONFIG_RTE_EXEC_ENV:"%"=%)
+RTE_TOOLCHAIN := $(CONFIG_RTE_TOOLCHAIN:"%"=%)
diff --git a/mk/internal/rte.install-post.mk b/mk/internal/rte.install-post.mk
new file mode 100644
index 00000000..77addee2
--- /dev/null
+++ b/mk/internal/rte.install-post.mk
@@ -0,0 +1,99 @@
+#   BSD LICENSE
+#
+#   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+#   All rights reserved.
+#
+#   Redistribution and use in source and binary forms, with or without
+#   modification, are permitted provided that the following conditions
+#   are met:
+#
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in
+#       the documentation and/or other materials provided with the
+#       distribution.
+#     * Neither the name of Intel Corporation nor the names of its
+#       contributors may be used to endorse or promote products derived
+#       from this software without specific prior written permission.
+#
+#   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+#   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+#   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+#   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+#   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+#   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+#   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+#   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+#   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+#   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+#   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+# install helper .mk
+
+#
+# generate rules to install files in RTE_OUTPUT.
+#
+# arg1: relative install dir in RTE_OUTPUT
+# arg2: relative file name in a source dir (VPATH)
+#
+define install_rule
+$(addprefix $(RTE_OUTPUT)/$(1)/,$(notdir $(2))): $(2)
+	@echo "  INSTALL-FILE $(addprefix $(1)/,$(notdir $(2)))"
+	@[ -d $(RTE_OUTPUT)/$(1) ] || mkdir -p $(RTE_OUTPUT)/$(1)
+	$(Q)cp -rf $$(<) $(RTE_OUTPUT)/$(1)
+endef
+
+$(foreach dir,$(INSTALL-DIRS-y),\
+	$(foreach file,$(INSTALL-y-$(dir)),\
+		$(eval $(call install_rule,$(dir),$(file)))))
+
+
+#
+# generate rules to install symbolic links of files in RTE_OUTPUT.
+#
+# arg1: relative install dir in RTE_OUTPUT
+# arg2: relative file name in a source dir (VPATH)
+#
+define symlink_rule
+$(addprefix $(RTE_OUTPUT)/$(1)/,$(notdir $(2))): $(2)
+	@echo "  SYMLINK-FILE $(addprefix $(1)/,$(notdir $(2)))"
+	@[ -d $(RTE_OUTPUT)/$(1) ] || mkdir -p $(RTE_OUTPUT)/$(1)
+	$(Q)ln -nsf `$(RTE_SDK)/scripts/relpath.sh $$(<) $(RTE_OUTPUT)/$(1)` \
+		$(RTE_OUTPUT)/$(1)
+endef
+
+$(foreach dir,$(SYMLINK-DIRS-y),\
+	$(foreach file,$(SYMLINK-y-$(dir)),\
+		$(eval $(call symlink_rule,$(dir),$(file)))))
+
+
+# fast way, no need to do preinstall and postinstall
+ifeq ($(PREINSTALL)$(POSTINSTALL),)
+
+_postinstall: $(_INSTALL)
+	@touch _postinstall
+
+else # slower way
+
+_preinstall: $(PREINSTALL)
+	@touch _preinstall
+
+ifneq ($(_INSTALL),)
+$(_INSTALL): _preinstall
+else
+_INSTALL = _preinstall
+endif
+
+_install: $(_INSTALL)
+	@touch _install
+
+ifneq ($(POSTINSTALL),)
+$(POSTINSTALL): _install
+else
+POSTINSTALL = _install
+endif
+
+_postinstall: $(POSTINSTALL)
+	@touch _postinstall
+endif
diff --git a/mk/internal/rte.install-pre.mk b/mk/internal/rte.install-pre.mk
new file mode 100644
index 00000000..0a8712f7
--- /dev/null
+++ b/mk/internal/rte.install-pre.mk
@@ -0,0 +1,60 @@
+#   BSD LICENSE
+#
+#   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+#   All rights reserved.
+#
+#   Redistribution and use in source and binary forms, with or without
+#   modification, are permitted provided that the following conditions
+#   are met:
+#
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in
+#       the documentation and/or other materials provided with the
+#       distribution.
+#     * Neither the name of Intel Corporation nor the names of its
+#       contributors may be used to endorse or promote products derived
+#       from this software without specific prior written permission.
+#
+#   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+#   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+#   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+#   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+#   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+#   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+#   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+#   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+#   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+#   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+#   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#
+# get all variables starting with "INSTALL-y-", and extract the
+# installation dir and path
+#
+INSTALL-y := $(filter INSTALL-y-%,$(.VARIABLES))
+INSTALL-n := $(filter INSTALL-n-%,$(.VARIABLES))
+INSTALL- := $(filter INSTALL--%,$(.VARIABLES))
+INSTALL-DIRS-y := $(patsubst INSTALL-y-%,%,$(INSTALL-y))
+INSTALL-FILES-y := $(foreach i,$(INSTALL-DIRS-y),\
+	$(addprefix $(RTE_OUTPUT)/$(i)/,$(notdir $(INSTALL-y-$(i)))))
+INSTALL-FILES-all := $(foreach i,$(INSTALL-DIRS-y) $(INSTALL-DIRS-n) $(INSTALL-DIRS-),\
+	$(addprefix $(RTE_OUTPUT)/$(i)/,$(notdir $(INSTALL-y-$(i)))))
+
+_INSTALL_TARGETS := _preinstall _install _postinstall
+
+#
+# get all variables starting with "SYMLINK-y-", and extract the
+# installation dir and path
+#
+SYMLINK-y := $(filter SYMLINK-y-%,$(.VARIABLES))
+SYMLINK-n := $(filter SYMLINK-n-%,$(.VARIABLES))
+SYMLINK- := $(filter SYMLINK--%,$(.VARIABLES))
+SYMLINK-DIRS-y := $(patsubst SYMLINK-y-%,%,$(SYMLINK-y))
+SYMLINK-FILES-y := $(foreach i,$(SYMLINK-DIRS-y),\
+	$(addprefix $(RTE_OUTPUT)/$(i)/,$(notdir $(SYMLINK-y-$(i)))))
+SYMLINK-FILES-all := $(foreach i,$(SYMLINK-DIRS-y) $(SYMLINK-DIRS-n) $(SYMLINK-DIRS-),\
+	$(addprefix $(RTE_OUTPUT)/$(i)/,$(notdir $(SYMLINK-y-$(i)))))
+
+_SYMLINK_TARGETS := _presymlink _symlink _postsymlink