diff --git a/app-emulation/xen/Manifest b/app-emulation/xen/Manifest
new file mode 100644
index 0000000..b3a6d96
--- /dev/null
+++ b/app-emulation/xen/Manifest
@@ -0,0 +1,5 @@
+AUX xen-4.6-efi.patch 1954 SHA256 6ac4fc1fc99e89a16838a54c8b0657a84caa296d739d1ce9443bf4f10cbe57db SHA512 361af33159cf49626e92d2815fd4422ea5b1d696a32ce2695ce75205fbbfb89d96b64a8af7332fffdc4a4390000bf52d3730403dfc2334af0da0bea59d58b689 WHIRLPOOL 2a2a306e8ab6c57c169b2adc46ac9e00208e8adf294e5da407406e392da0177c47e84bd21832147e665135ec618e2dd161f6f32c280d82c7f4583ff39bc532e2
+AUX xen-4.8.0-coff-x86-64.patch 2044 SHA256 e90c1df0b8f00cddaf5bfba93c422f9d15a0380dc091ab48eaac81bfe52530ef SHA512 0b696b34d354af03c2b76db0485cd7cae539424d718b369ebd5f88d2ce4fb748d7e869ae6f6f68251eaf8a4da0122823947a8808283efdd8c914dc4bc8b77ebf WHIRLPOOL 474b01029f4e037ac35d7cbc1dc9ec62b40f5e4f5f3b890f22d49e6c0b25d3cb695c77219129e0da17869216ea9b3349f3a7ffa6718c3be858ad0e91741d3c0d
+DIST xen-4.8.2-upstream-patches-2.tar.xz 38852 SHA256 12c1f1fd2adba22b923d2ee944e6e66794701393966f9e9e2079961e202f6d64 SHA512 536823eabf03e92585a8c5cde90ce502672dd1ec080b28b39411d6a778b899436a57bfb633f11c94d48d2f963848b7771e469f5ea53e84b580976f631f69cc5d WHIRLPOOL 5baf92709da895eccbe8b154c1d1cdf4c2f0faf5166ef2e4bbf32ca6899d8b88aa67ccd765a15a2f9a6d5200d4a1eb832775891d41c00a950855e5d1d4358e35
+DIST xen-4.8.2.tar.gz 22522336 SHA256 cb1cc2f0985e3d8651215e5d24c1fcc3036994fa7cc495a5091a2c85ece2aff9 SHA512 7805531f73d23ecfff3439770e62d387f4254a444875670d53a0a739323e5d4d8f8fcc478f8936ee1ae8aff3e0229549e47c01c606365a8ce060dd5c503e87da WHIRLPOOL 8e54e79219f89640162673da471a02ee8a39bb884e2376a79a09226462903185b49a771fef51ceca54c4dd42a110ee1214db6dbf94235a156a17d6c597634c3d
+EBUILD xen-4.8.2-r2.ebuild 4985 SHA256 3db78c062682a62cbc02a5c792532ef3faefa14d156817c72e5d2012cbb0236f SHA512 b846f341562e7eae25b668b9389ddd947868a848f53e5379909668bcf33a3420108cd7b229bbd67941bd7dd05d7f95fe6b3089eda03b3a2c9e6d56e932277484 WHIRLPOOL f78235e3727ea398cc8bd650a1b945730ee0d17bbbc31dc2d0cb49f75a17e22106934117df223096d6c3bbe68ca8c39f68933bf881d15ede1223d3c3072741a1
diff --git a/app-emulation/xen/files/xen-4.6-efi.patch b/app-emulation/xen/files/xen-4.6-efi.patch
new file mode 100644
index 0000000..bf888de
--- /dev/null
+++ b/app-emulation/xen/files/xen-4.6-efi.patch
@@ -0,0 +1,36 @@
+diff --git a/xen/Makefile b/xen/Makefile
+index 4c54e9b..a5cdccd 100644
+--- a/xen/Makefile
++++ b/xen/Makefile
+@@ -41,9 +41,15 @@ _install: Z=$(CONFIG_XEN_INSTALL_SUFFIX)
+ _install: $(TARGET)$(CONFIG_XEN_INSTALL_SUFFIX)
+ 	[ -d $(D)$(BOOT_DIR) ] || $(INSTALL_DIR) $(D)$(BOOT_DIR)
+ 	$(INSTALL_DATA) $(TARGET)$(Z) $(D)$(BOOT_DIR)/$(T)-$(XEN_FULLVERSION)$(Z)
+-	ln -f -s $(T)-$(XEN_FULLVERSION)$(Z) $(D)$(BOOT_DIR)/$(T)-$(XEN_VERSION).$(XEN_SUBVERSION)$(Z)
+-	ln -f -s $(T)-$(XEN_FULLVERSION)$(Z) $(D)$(BOOT_DIR)/$(T)-$(XEN_VERSION)$(Z)
+-	ln -f -s $(T)-$(XEN_FULLVERSION)$(Z) $(D)$(BOOT_DIR)/$(T)$(Z)
++	if [ 'x$(EFI_VENDOR)' == 'x' ]; then \
++		ln -f -s $(T)-$(XEN_FULLVERSION)$(Z) $(D)$(BOOT_DIR)/$(T)-$(XEN_VERSION).$(XEN_SUBVERSION)$(Z); \
++		ln -f -s $(T)-$(XEN_FULLVERSION)$(Z) $(D)$(BOOT_DIR)/$(T)-$(XEN_VERSION)$(Z); \
++		ln -f -s $(T)-$(XEN_FULLVERSION)$(Z) $(D)$(BOOT_DIR)/$(T)$(Z); \
++	else \
++		$(INSTALL_DATA) $(TARGET)$(Z) $(D)$(BOOT_DIR)/$(T)-$(XEN_VERSION).$(XEN_SUBVERSION)$(Z); \
++		$(INSTALL_DATA) $(TARGET)$(Z) $(D)$(BOOT_DIR)/$(T)-$(XEN_VERSION)$(Z); \
++		$(INSTALL_DATA) $(TARGET)$(Z) $(D)$(BOOT_DIR)/$(T)$(Z); \
++	fi;
+ 	[ -d "$(D)$(DEBUG_DIR)" ] || $(INSTALL_DIR) $(D)$(DEBUG_DIR)
+ 	$(INSTALL_DATA) $(TARGET)-syms $(D)$(DEBUG_DIR)/$(T)-syms-$(XEN_FULLVERSION)
+ 	if [ -r $(TARGET).efi -a -n '$(EFI_DIR)' ]; then \
+diff --git a/xen/arch/x86/Makefile b/xen/arch/x86/Makefile
+index 5f24951..4ec0ee2 100644
+--- a/xen/arch/x86/Makefile
++++ b/xen/arch/x86/Makefile
+@@ -116,7 +116,7 @@ $(TARGET)-syms: prelink.o xen.lds $(BASEDIR)/common/symbols-dummy.o
+ 	    $(@D)/.$(@F).1.o -o $@
+ 	rm -f $(@D)/.$(@F).[0-9]*
+ 
+-EFI_LDFLAGS = $(patsubst -m%,-mi386pep,$(LDFLAGS)) --subsystem=10
++EFI_LDFLAGS = -mi386pep $(patsubst -m%,-mi386pep,$(LDFLAGS)) --subsystem=10
+ EFI_LDFLAGS += --image-base=$(1) --stack=0,0 --heap=0,0 --strip-debug
+ EFI_LDFLAGS += --section-alignment=0x200000 --file-alignment=0x20
+ EFI_LDFLAGS += --major-image-version=$(XEN_VERSION)
diff --git a/app-emulation/xen/files/xen-4.8.0-coff-x86-64.patch b/app-emulation/xen/files/xen-4.8.0-coff-x86-64.patch
new file mode 100644
index 0000000..87eb130
--- /dev/null
+++ b/app-emulation/xen/files/xen-4.8.0-coff-x86-64.patch
@@ -0,0 +1,26 @@
+--- xen/arch/x86/Makefile_ORIGINAL	2016-12-09 08:00:35.187413472 -0800
++++ xen/arch/x86/Makefile	2016-12-09 08:05:26.275430987 -0800
+@@ -174,20 +174,20 @@
+ $(TARGET).efi: prelink-efi.o $(note_file) efi.lds efi/relocs-dummy.o $(BASEDIR)/common/symbols-dummy.o efi/mkreloc
+ 	$(foreach base, $(VIRT_BASE) $(ALT_BASE), \
+ 	          $(guard) $(LD) $(call EFI_LDFLAGS,$(base)) -T efi.lds -N $< efi/relocs-dummy.o \
+-	                $(BASEDIR)/common/symbols-dummy.o $(note_file) -o $(@D)/.$(@F).$(base).0 &&) :
++	                $(BASEDIR)/common/symbols-dummy.o  -b coff-x86-64 $(note_file) -o $(@D)/.$(@F).$(base).0 &&) :
+ 	$(guard) efi/mkreloc $(foreach base,$(VIRT_BASE) $(ALT_BASE),$(@D)/.$(@F).$(base).0) >$(@D)/.$(@F).0r.S
+ 	$(guard) $(NM) -pa --format=sysv $(@D)/.$(@F).$(VIRT_BASE).0 \
+ 		| $(guard) $(BASEDIR)/tools/symbols $(all_symbols) --sysv --sort >$(@D)/.$(@F).0s.S
+ 	$(guard) $(MAKE) -f $(BASEDIR)/Rules.mk $(@D)/.$(@F).0r.o $(@D)/.$(@F).0s.o
+ 	$(foreach base, $(VIRT_BASE) $(ALT_BASE), \
+ 	          $(guard) $(LD) $(call EFI_LDFLAGS,$(base)) -T efi.lds -N $< \
+-	                $(@D)/.$(@F).0r.o $(@D)/.$(@F).0s.o $(note_file) -o $(@D)/.$(@F).$(base).1 &&) :
++	                $(@D)/.$(@F).0r.o $(@D)/.$(@F).0s.o  -b coff-x86-64 $(note_file) -o $(@D)/.$(@F).$(base).1 &&) :
+ 	$(guard) efi/mkreloc $(foreach base,$(VIRT_BASE) $(ALT_BASE),$(@D)/.$(@F).$(base).1) >$(@D)/.$(@F).1r.S
+ 	$(guard) $(NM) -pa --format=sysv $(@D)/.$(@F).$(VIRT_BASE).1 \
+ 		| $(guard) $(BASEDIR)/tools/symbols $(all_symbols) --sysv --sort >$(@D)/.$(@F).1s.S
+ 	$(guard) $(MAKE) -f $(BASEDIR)/Rules.mk $(@D)/.$(@F).1r.o $(@D)/.$(@F).1s.o
+ 	$(guard) $(LD) $(call EFI_LDFLAGS,$(VIRT_BASE)) -T efi.lds -N $< \
+-	                $(@D)/.$(@F).1r.o $(@D)/.$(@F).1s.o $(note_file) -o $@
++	                $(@D)/.$(@F).1r.o $(@D)/.$(@F).1s.o  -b coff-x86-64 $(note_file) -o $@
+ 	if $(guard) false; then rm -f $@; echo 'EFI support disabled'; \
+ 	else $(NM) -pa --format=sysv $(@D)/$(@F) \
+ 		| $(BASEDIR)/tools/symbols --xensyms --sysv --sort >$(@D)/$(@F).map; fi
diff --git a/app-emulation/xen/xen-4.8.2-r2.ebuild b/app-emulation/xen/xen-4.8.2-r2.ebuild
new file mode 100644
index 0000000..dbcbe23
--- /dev/null
+++ b/app-emulation/xen/xen-4.8.2-r2.ebuild
@@ -0,0 +1,185 @@
+# Copyright 1999-2017 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+PYTHON_COMPAT=( python2_7 )
+
+inherit eutils flag-o-matic mount-boot multilib python-any-r1 toolchain-funcs
+
+MY_PV=${PV/_/-}
+MY_P=${PN}-${MY_PV}
+
+if [[ $PV == *9999 ]]; then
+	inherit git-r3
+	KEYWORDS=""
+	EGIT_REPO_URI="git://xenbits.xen.org/xen.git"
+	SRC_URI=""
+else
+	KEYWORDS="amd64 ~arm -x86"
+	UPSTREAM_VER=2
+	SECURITY_VER=
+	GENTOO_VER=
+
+	[[ -n ${UPSTREAM_VER} ]] && \
+		UPSTREAM_PATCHSET_URI="https://dev.gentoo.org/~dlan/distfiles/${P}-upstream-patches-${UPSTREAM_VER}.tar.xz"
+	[[ -n ${SECURITY_VER} ]] && \
+		SECURITY_PATCHSET_URI="https://dev.gentoo.org/~dlan/distfiles/${PN}-security-patches-${SECURITY_VER}.tar.xz"
+	[[ -n ${GENTOO_VER} ]] && \
+		GENTOO_PATCHSET_URI="https://dev.gentoo.org/~dlan/distfiles/${PN}-gentoo-patches-${GENTOO_VER}.tar.xz"
+	SRC_URI="https://downloads.xenproject.org/release/xen/${MY_PV}/${MY_P}.tar.gz
+		${UPSTREAM_PATCHSET_URI}
+		${SECURITY_PATCHSET_URI}
+		${GENTOO_PATCHSET_URI}"
+fi
+
+DESCRIPTION="The Xen virtual machine monitor"
+HOMEPAGE="http://xen.org/"
+HOMEPAGE="https://www.xenproject.org"
+LICENSE="GPL-2"
+SLOT="0"
+IUSE="custom-cflags debug efi flask"
+
+DEPEND="${PYTHON_DEPS}
+	efi? ( >=sys-devel/binutils-2.22[multitarget] )
+	!efi? ( >=sys-devel/binutils-2.22 )"
+RDEPEND=""
+PDEPEND="~app-emulation/xen-tools-${PV}"
+
+# no tests are available for the hypervisor
+# prevent the silliness of /usr/lib/debug/usr/lib/debug files
+# prevent stripping of the debug info from the /usr/lib/debug/xen-syms
+RESTRICT="test splitdebug strip"
+
+# Approved by QA team in bug #144032
+QA_WX_LOAD="boot/xen-syms-${PV}"
+
+REQUIRED_USE="arm? ( debug )"
+
+S="${WORKDIR}/${MY_P}"
+
+pkg_setup() {
+	python-any-r1_pkg_setup
+	if [[ -z ${XEN_TARGET_ARCH} ]]; then
+		if use amd64; then
+			export XEN_TARGET_ARCH="x86_64"
+		elif use arm; then
+			export XEN_TARGET_ARCH="arm32"
+		elif use arm64; then
+			export XEN_TARGET_ARCH="arm64"
+		else
+			die "Unsupported architecture!"
+		fi
+	fi
+
+	if use flask ; then
+		export "XSM_ENABLE=y"
+		export "FLASK_ENABLE=y"
+	fi
+}
+
+src_prepare() {
+	# Upstream's patchset
+	if [[ -n ${UPSTREAM_VER} ]]; then
+		EPATCH_SUFFIX="patch" \
+		EPATCH_FORCE="yes" \
+		EPATCH_OPTS="-p1" \
+			epatch "${WORKDIR}"/patches-upstream
+	fi
+
+	# Security patchset
+	if [[ -n ${SECURITY_VER} ]]; then
+	einfo "Try to apply Xen Security patch set"
+		# apply main xen patches
+		# Two parallel systems, both work side by side
+		# Over time they may concdense into one. This will suffice for now
+		EPATCH_SUFFIX="patch"
+		EPATCH_FORCE="yes"
+
+		source "${WORKDIR}"/patches-security/${PV}.conf
+
+		local i
+		for i in ${XEN_SECURITY_MAIN}; do
+			epatch "${WORKDIR}"/patches-security/xen/$i
+		done
+	fi
+
+	# Gentoo's patchset
+	if [[ -n ${GENTOO_VER} ]]; then
+		EPATCH_SUFFIX="patch" \
+		EPATCH_FORCE="yes" \
+			epatch "${WORKDIR}"/patches-gentoo
+	fi
+
+	epatch "${FILESDIR}"/${PN}-4.6-efi.patch
+	epatch "${FILESDIR}"/${PN}-4.8.0-coff-x86-64.patch
+
+	# Drop .config
+	sed -e '/-include $(XEN_ROOT)\/.config/d' -i Config.mk || die "Couldn't	drop"
+
+	if use efi; then
+		export EFI_VENDOR="gentoo"
+		export EFI_MOUNTPOINT="boot"
+	fi
+
+	# if the user *really* wants to use their own custom-cflags, let them
+	if use custom-cflags; then
+		einfo "User wants their own CFLAGS - removing defaults"
+		# try and remove all the default custom-cflags
+		find "${S}" -name Makefile -o -name Rules.mk -o -name Config.mk -exec sed \
+			-e 's/CFLAGS\(.*\)=\(.*\)-O3\(.*\)/CFLAGS\1=\2\3/' \
+			-e 's/CFLAGS\(.*\)=\(.*\)-march=i686\(.*\)/CFLAGS\1=\2\3/' \
+			-e 's/CFLAGS\(.*\)=\(.*\)-fomit-frame-pointer\(.*\)/CFLAGS\1=\2\3/' \
+			-e 's/CFLAGS\(.*\)=\(.*\)-g3*\s\(.*\)/CFLAGS\1=\2 \3/' \
+			-e 's/CFLAGS\(.*\)=\(.*\)-O2\(.*\)/CFLAGS\1=\2\3/' \
+			-i {} \; || die "failed to re-set custom-cflags"
+	fi
+
+	default
+}
+
+src_configure() {
+	use arm && myopt="${myopt} CONFIG_EARLY_PRINTK=sun7i"
+
+	use debug && myopt="${myopt} debug=y"
+
+	if use custom-cflags; then
+		filter-flags -fPIE -fstack-protector
+		replace-flags -O3 -O2
+	else
+		unset CFLAGS
+		unset LDFLAGS
+		unset ASFLAGS
+	fi
+}
+
+src_compile() {
+	# Send raw LDFLAGS so that --as-needed works
+	emake V=1 CC="$(tc-getCC)" LDFLAGS="$(raw-ldflags)" LD="$(tc-getLD)" -C xen ${myopt}
+}
+
+src_install() {
+	local myopt
+	use debug && myopt="${myopt} debug=y"
+
+	# The 'make install' doesn't 'mkdir -p' the subdirs
+	if use efi; then
+		mkdir -p "${D}"${EFI_MOUNTPOINT}/efi/${EFI_VENDOR} || die
+	fi
+
+	emake LDFLAGS="$(raw-ldflags)" DESTDIR="${D}" -C xen ${myopt} install
+
+	# make install likes to throw in some extra EFI bits if it built
+	use efi || rm -rf "${D}/usr/$(get_libdir)/efi"
+}
+
+pkg_postinst() {
+	elog "Official Xen Guide:"
+	elog " https://wiki.gentoo.org/wiki/Xen"
+
+	use efi && einfo "The efi executable is installed in boot/efi/gentoo"
+
+	elog "You can optionally block the installation of /boot/xen-syms by an entry"
+	elog "in folder /etc/portage/env using the portage's feature INSTALL_MASK"
+	elog "e.g. echo ${msg} > /etc/portage/env/xen.conf"
+}