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-rw-r--r--app-emulation/xen/xen-4.15.3.ebuild183
1 files changed, 183 insertions, 0 deletions
diff --git a/app-emulation/xen/xen-4.15.3.ebuild b/app-emulation/xen/xen-4.15.3.ebuild
new file mode 100644
index 00000000000..be0c811dcf7
--- /dev/null
+++ b/app-emulation/xen/xen-4.15.3.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 [[ ${PV} == *9999 ]]; then
+ inherit git-r3
+ EGIT_REPO_URI="git://xenbits.xen.org/xen.git"
+ SRC_URI=""
+else
+ KEYWORDS="~amd64 ~arm -x86"
+
+ XEN_PRE_PATCHSET_NUM=
+ XEN_GENTOO_PATCHSET_NUM=
+ XEN_PRE_VERSION_BASE=
+
+ XEN_BASE_PV="${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://github.com/Flowdalic/xen-upstream-patches/archive/refs/tags/${XEN_UPSTREAM_PATCHES_TAG}.tar.gz -> ${XEN_UPSTREAM_PATCHES_NAME}.tar.gz"
+ XEN_UPSTREAM_PATCHES_DIR="${WORKDIR}/${XEN_UPSTREAM_PATCHES_NAME}"
+ fi
+ if [[ -n "${XEN_GENTOO_PATCHSET_NUM}" ]]; then
+ XEN_GENTOO_PATCHES_TAG="4.16.1-gentoo-patchset-${XEN_GENTOO_PATCHSET_NUM}"
+ XEN_GENTOO_PATCHES_NAME="xen-gentoo-patches-${XEN_GENTOO_PATCHES_TAG}"
+ SRC_URI+=" https://github.com/Flowdalic/xen-gentoo-patches/archive/refs/tags/${XEN_GENTOO_PATCHES_TAG}.tar.gz -> ${XEN_GENTOO_PATCHES_NAME}.tar.gz"
+ XEN_GENTOO_PATCHES_DIR="${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"
+}