diff --git a/make/target/toolchain/gcc/4.9/defs.flags b/make/target/toolchain/gcc/4.9/defs.flags
new file mode 100644
index 00000000000..d7f340d62be
--- /dev/null
+++ b/make/target/toolchain/gcc/4.9/defs.flags
@@ -0,0 +1,34 @@
+# defs.flags - build system
+
+# Copyright (c) 2015 Intel Corporation.
+
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#
+# 1) Redistributions of source code must retain the above copyright notice,
+# this list of conditions and the following disclaimer.
+#
+# 2) 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.
+#
+# 3) Neither the name of Wind River Systems 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 HOLDER 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.
+
+iGCC_4.9_CFLAGS   =
+iGCC_4.9_ASMFLAGS =
+iGCC_4.9_LFLAGS   = --build-id=none -rpath-link,$(iGCC_LIBGCC_DIR)
+iGCC_4.9_ARFLAGS  =
diff --git a/make/target/toolchain/gcc/4.9/rules.gcc b/make/target/toolchain/gcc/4.9/rules.gcc
new file mode 100644
index 00000000000..e678a9c665a
--- /dev/null
+++ b/make/target/toolchain/gcc/4.9/rules.gcc
@@ -0,0 +1,33 @@
+# rules.gcc - build system
+
+#
+# Copyright (c) 2015 Intel Corporation.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#
+# 1) Redistributions of source code must retain the above copyright notice,
+# this list of conditions and the following disclaimer.
+#
+# 2) 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.
+#
+# 3) Neither the name of Wind River Systems 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 HOLDER 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 GCC4.9-specific rules
diff --git a/make/target/toolchain/gcc/arch/x86/defs.exec.variant_yocto b/make/target/toolchain/gcc/arch/x86/defs.exec.variant_yocto
new file mode 100644
index 00000000000..b8ed4a86c83
--- /dev/null
+++ b/make/target/toolchain/gcc/arch/x86/defs.exec.variant_yocto
@@ -0,0 +1,40 @@
+# defs.exec.variant_yocto - build system
+
+# Copyright (c) 2015 Intel Corporation.
+
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#
+# 1) Redistributions of source code must retain the above copyright notice,
+# this list of conditions and the following disclaimer.
+#
+# 2) 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.
+#
+# 3) Neither the name of Wind River Systems 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 HOLDER 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.
+
+iGCC_TARGET ?= i586-poky-elf
+vGCC_VER_x86 ?= 4.9
+
+iGCC_BIN_DIR  ?= $(YOCTO_SDK_INSTALL_DIR)/sysroots/x86_64-pokysdk-linux/usr/bin/
+iGCC_PREFIX   ?= $(iGCC_BIN_DIR)/$(iGCC_TARGET)/$(iGCC_TARGET)
+iGCC_EXE__USR ?= $(iGCC_PREFIX)-gcc
+
+iGCC_LIBGCC_DIR ?= $(YOCTO_SDK_INSTALL_DIR)/sysroots/$(iGCC_TARGET)/usr/lib/$(iGCC_TARGET)/4.9.2
+iGCC_LDFLAGS_EX ?= $(iGCC_4.9_LDFLAGS)
+iGCC_CCFLAGS_EX ?= $(iGCC_4.9_CFLAGS)
diff --git a/make/target/toolchain/gcc/defs.gcc.x86-linux2.variant_yocto b/make/target/toolchain/gcc/defs.gcc.x86-linux2.variant_yocto
new file mode 100644
index 00000000000..eb258918b22
--- /dev/null
+++ b/make/target/toolchain/gcc/defs.gcc.x86-linux2.variant_yocto
@@ -0,0 +1,33 @@
+# defs.gcc.x86-linux2.variant_yocto - build system
+
+# Copyright (c) 2015 Intel Corporation.
+
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#
+# 1) Redistributions of source code must retain the above copyright notice,
+# this list of conditions and the following disclaimer.
+#
+# 2) 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.
+#
+# 3) Neither the name of Wind River Systems 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 HOLDER 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.
+
+iGCC_CUSTOM_DIR_x86 = $(YOCTO_SDK_INSTALL_DIR)/sysroots/x86_64-pokysdk-linux/usr/bin
+iGCC_CUSTOM_DIR = $(iGCC_CUSTOM_DIR_x86)/$(iGCC_TARGET)
+iTC_AUX_LIB_DIR =  $(iGCC_LIBGCC_DIR)