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+# BSD LICENSE
+#
+# Copyright(c) 2010-2012 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.
+#
+# version: DPDK.L.1.2.3-3
+
+#
+# toolchain:
+#
+# - define CC, LD, AR, AS, ... (overriden by cmdline value)
+# - define TOOLCHAIN_CFLAGS variable (overriden by cmdline value)
+# - define TOOLCHAIN_LDFLAGS variable (overriden by cmdline value)
+# - define TOOLCHAIN_ASFLAGS variable (overriden by cmdline value)
+#
+# examples for RTE_TOOLCHAIN: gcc, icc
+#
+
+CC = $(CROSS)gcc
+CPP = $(CROSS)cpp
+# for now, we don't use as but nasm.
+# AS = $(CROSS)as
+AS = nasm
+AR = $(CROSS)ar
+LD = $(CROSS)ld
+OBJCOPY = $(CROSS)objcopy
+OBJDUMP = $(CROSS)objdump
+STRIP = $(CROSS)strip
+READELF = $(CROSS)readelf
+GCOV = $(CROSS)gcov
+
+HOSTCC = gcc
+HOSTAS = as
+
+TOOLCHAIN_ASFLAGS =
+TOOLCHAIN_CFLAGS =
+TOOLCHAIN_LDFLAGS =
+
+ifeq ($(CONFIG_RTE_LIBRTE_GCOV),y)
+TOOLCHAIN_CFLAGS += --coverage
+TOOLCHAIN_LDFLAGS += --coverage
+ifeq (,$(findstring -O0,$(EXTRA_CFLAGS)))
+ $(warning "EXTRA_CFLAGS doesn't contains -O0, coverage will be inaccurate with optimizations enabled")
+endif
+endif
+
+WERROR_FLAGS := -W -Wall -Werror -Wstrict-prototypes -Wmissing-prototypes
+WERROR_FLAGS += -Wmissing-declarations -Wold-style-definition -Wpointer-arith
+WERROR_FLAGS += -Wcast-align -Wnested-externs -Wcast-qual
+WERROR_FLAGS += -Wformat-nonliteral -Wformat-security
+
+ifeq ($(CONFIG_RTE_EXEC_ENV),"linuxapp")
+# These trigger warnings in newlib, so can't be used for baremetal
+WERROR_FLAGS += -Wundef -Wwrite-strings
+endif
+
+# process cpu flags
+include $(RTE_SDK)/mk/toolchain/$(RTE_TOOLCHAIN)/rte.toolchain-compat.mk
+
+export CC AS AR LD OBJCOPY OBJDUMP STRIP READELF
+export TOOLCHAIN_CFLAGS TOOLCHAIN_LDFLAGS TOOLCHAIN_ASFLAGS