app-emulation/xen: add 4.15.4_pre

Signed-off-by: Florian Schmaus <flow@gentoo.org>

2 files changed, 184 insertions, 0 deletions

diff --git a/app-emulation/xen/Manifest b/app-emulation/xen/Manifest
index 200a1210cc81..54f968d25053 100644
--- a/app-emulation/xen/Manifest
+++ b/app-emulation/xen/Manifest
@@ -1,4 +1,5 @@
 DIST xen-4.15.3.tar.gz 40793144 BLAKE2B 33932d855a0502cfe2768a7c8ae19d7da285d70b4970d96fd703daf0ee24a77ad47a3d1b4bcf5f465aa81aa7eb7f9295bce96302b2149ca208fa662cd966d6af SHA512 c25903cc263891885ec76500488405226c8e025bb461d2bf0d590b9bd2d7ca5c2693de7ecc38b3655bfd6793cc96314826559f14a09cc139de8cfdbeb914cbd3
 DIST xen-4.16.1.tar.gz 44964667 BLAKE2B 190d9c330b5dcdd47bae26b6ef42111c9c63b71b8b92e20eae268054c6b40aaabadef78c0c9634cb3c3b1bde32a746cbb1404b5eed2a82ab829ba10632103856 SHA512 eeabba9c263cd2425bca083e32b5ebfc6c716c00553759c144fd4b6f64a89836b260787fa25ba22c1f5c4ea65aaad7c95b8c2c1070d3377b1c43c9517aa7032a
 DIST xen-gentoo-patches-4.16.1-gentoo-patchset-1.tar.bz2 4351 BLAKE2B 1ba306fbc4a55aa1fea71139f7a900c8c363cf948f34a2aabd1ff6f8a68f2e632154ea0e0289580c84328b372c4f8cfdb2879bc63ae3ec163bfb29487783a758 SHA512 8d8198fbf8d9d4b46a83cf46c965448cb47b30438518a70c9b552c7cd1b23616e50f615206ddb18603e8482d19b25ccb611904c404d445898928ecf88051b70d
+DIST xen-upstream-patches-4.15.4-pre-patchset-0.1.tar.bz2 28980 BLAKE2B 5bdabed3bce4306fe5f656a965d1e537608c03b4706dc801a0b0b9649d001b875b1a2543c68c6b459483991570f0fbf2490a97ea1776761c9f61e9876f240fdf SHA512 4f6bbf0dab57ad58292f32fab55294b2eedd0442be7f62341a2df922a1d21880fe33cc29956ccbbb8b4aee4c10b38d4aa090e4db9496d6e0f5256e60999cad7d
 DIST xen-upstream-patches-4.16.2-pre-patchset-1.tar.bz2 56760 BLAKE2B 4c8030347f9e1ad3c2c4f440645656452daa1f087c34b8a3baba3cae1e7623a910e5727395e8c6f4a8573f3a37e58a318c485fa2f878c8e2f3240fb75cee0c03 SHA512 5e279845052addfbf7681ad5ccab9e692e4a1d69b73e51e1782e498f98217de77bfc4f5158307ee90164393edb023165e032b9f9f7123c0c614ee2336c021259
diff --git a/app-emulation/xen/xen-4.15.4_pre.ebuild b/app-emulation/xen/xen-4.15.4_pre.ebuild
new file mode 100644
index 000000000000..c231b44c827f
--- /dev/null
+++ b/app-emulation/xen/xen-4.15.4_pre.ebuild
@@ -0,0 +1,183 @@
+# Copyright 1999-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=( python3_{8..10} )
+
+inherit flag-o-matic mount-boot python-any-r1 toolchain-funcs
+
+if [[ ${PV} == *9999 ]]; then
+	inherit git-r3
+	EGIT_REPO_URI="git://xenbits.xen.org/xen.git"
+	SRC_URI=""
+else
+	KEYWORDS="~amd64 ~arm -x86"
+
+	XEN_PRE_PATCHSET_NUM=0.1
+	XEN_GENTOO_PATCHSET_NUM=
+	XEN_PRE_VERSION_BASE=4.15.3
+
+	XEN_BASE_PV="${PV}"
+	if [[ -n "${XEN_PRE_VERSION_BASE}" ]]; then
+		XEN_BASE_PV="${XEN_PRE_VERSION_BASE}"
+	fi
+
+	SRC_URI="https://downloads.xenproject.org/release/xen/${XEN_BASE_PV}/xen-${XEN_BASE_PV}.tar.gz"
+
+	if [[ -n "${XEN_PRE_PATCHSET_NUM}" ]]; then
+		XEN_UPSTREAM_PATCHES_TAG="$(ver_cut 1-3)-pre-patchset-${XEN_PRE_PATCHSET_NUM}"
+		XEN_UPSTREAM_PATCHES_NAME="xen-upstream-patches-${XEN_UPSTREAM_PATCHES_TAG}"
+		SRC_URI+=" https://gitweb.gentoo.org/proj/xen-upstream-patches.git/snapshot/${XEN_UPSTREAM_PATCHES_NAME}.tar.bz2"
+		XEN_UPSTREAM_PATCHES_DIR="${WORKDIR}/${XEN_UPSTREAM_PATCHES_NAME}"
+	fi
+	if [[ -n "${XEN_GENTOO_PATCHSET_NUM}" ]]; then
+		XEN_GENTOO_PATCHES_TAG="$(ver_cut 1-3 ${XEN_BASE_PV})-gentoo-patchset-${XEN_GENTOO_PATCHSET_NUM}"
+		XEN_GENTOO_PATCHES_NAME="xen-gentoo-patches-${XEN_GENTOO_PATCHES_TAG}"
+		SRC_URI+=" https://gitweb.gentoo.org/proj/xen-gentoo-patches.git/snapshot/${XEN_GENTOO_PATCHES_NAME}.tar.bz2"
+		XEN_GENTOO_PATCHES_DIR="${WORKDIR}/${XEN_GENTOO_PATCHES_NAME}"
+	fi
+fi
+
+DESCRIPTION="The Xen virtual machine monitor"
+HOMEPAGE="https://xenproject.org"
+
+S="${WORKDIR}/xen-$(ver_cut 1-3 ${XEN_BASE_PV})"
+
+LICENSE="GPL-2"
+SLOT="0"
+IUSE="debug efi flask"
+REQUIRED_USE="arm? ( debug )"
+
+DEPEND="${PYTHON_DEPS}
+	efi? ( >=sys-devel/binutils-2.22[multitarget] )
+	!efi? ( >=sys-devel/binutils-2.22 )
+	flask? ( sys-apps/checkpolicy )"
+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}"
+
+pkg_setup() {
+	python-any-r1_pkg_setup
+	if [[ -z ${XEN_TARGET_ARCH} ]]; then
+		if use amd64; then
+			export XEN_TARGET_ARCH="x86_64"
+		elif use arm; then
+			export XEN_TARGET_ARCH="arm32"
+		elif use arm64; then
+			export XEN_TARGET_ARCH="arm64"
+		else
+			die "Unsupported architecture!"
+		fi
+	fi
+}
+
+src_prepare() {
+	if [[ -v XEN_UPSTREAM_PATCHES_DIR ]]; then
+		eapply "${XEN_UPSTREAM_PATCHES_DIR}"
+	fi
+
+	if [[ -v XEN_GENTOO_PATCHES_DIR ]]; then
+		eapply "${XEN_GENTOO_PATCHES_DIR}"
+	fi
+
+	eapply "${FILESDIR}"/${PN}-4.15-efi.patch
+
+	# Enable XSM-FLASK
+	use flask && eapply "${FILESDIR}"/${PN}-4.15-flask.patch
+
+	# Workaround new gcc-11 options
+	sed -e '/^CFLAGS/s/-Werror//g' -i xen/Makefile || die
+
+	# Drop .config
+	sed -e '/-include $(XEN_ROOT)\/.config/d' -i Config.mk || die "Couldn't	drop"
+
+	if use efi; then
+		export EFI_VENDOR="gentoo"
+		export EFI_MOUNTPOINT="/boot"
+	fi
+
+	default
+}
+
+xen_make() {
+	# Setting clang to either 'y' or 'n' tells Xen's build system
+	# whether or not clang is used.
+	local clang=n
+	if tc-is-clang; then
+		clang=y
+	fi
+
+	# Send raw LDFLAGS so that --as-needed works
+	emake \
+		V=1 \
+		LDFLAGS="$(raw-ldflags)" \
+		HOSTCC="$(tc-getBUILD_CC)" \
+		HOSTCXX="$(tc-getBUILD_CXX)" \
+		clang="${clang}" \
+		"$@"
+}
+
+src_configure() {
+	cd xen || die
+
+	touch gentoo-config || die
+	if use arm; then
+	   echo "CONFIG_EARLY_PRINTK=sun7i" >> gentoo-config || die
+	fi
+	if use debug; then
+		cat <<-EOF >> gentoo-config || die
+		CONFIG_DEBUG=y
+		CONFIG_CRASH_DEBUG=y
+EOF
+	fi
+	if use flask; then
+		echo "CONFIG_XSM=y" >> gentoo-config || die
+	fi
+
+	# remove flags
+	unset CFLAGS
+
+	tc-ld-disable-gold # Bug 700374
+
+	xen_make KCONFIG_ALLCONFIG=gentoo-config alldefconfig
+}
+
+src_compile() {
+	xen_make -C xen
+}
+
+src_install() {
+	# The 'make install' doesn't 'mkdir -p' the subdirs
+	if use efi; then
+		mkdir -p "${D}"${EFI_MOUNTPOINT}/efi/${EFI_VENDOR} || die
+	fi
+
+	xen_make DESTDIR="${D}" -C xen 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"
+
+	ewarn
+	ewarn "Xen 4.12+ changed the default scheduler to credit2 which can cause"
+	ewarn "domU lockups on multi-cpu systems. The legacy credit scheduler seems"
+	ewarn "to work fine."
+	ewarn
+	ewarn "Add sched=credit to xen command line options to use the legacy scheduler."
+	ewarn
+	ewarn "https://wiki.gentoo.org/wiki/Xen#Xen_domU_hanging_with_Xen_4.12.2B"
+}