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186 lines
4.6 KiB
186 lines
4.6 KiB
# Copyright 1999-2022 Gentoo Authors
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# Distributed under the terms of the GNU General Public License v2
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EAPI=8
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PYTHON_COMPAT=( python3_{8..10} )
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inherit flag-o-matic mount-boot python-any-r1 toolchain-funcs
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if [[ ${PV} == *9999 ]]; then
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inherit git-r3
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EGIT_REPO_URI="git://xenbits.xen.org/xen.git"
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SRC_URI=""
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else
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KEYWORDS="~amd64 ~arm -x86"
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XEN_PRE_PATCHSET_NUM=0
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XEN_GENTOO_PATCHSET_NUM=1
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XEN_PRE_VERSION_BASE=4.16.1
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XEN_BASE_PV="${PV}"
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if [[ -n "${XEN_PRE_VERSION_BASE}" ]]; then
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XEN_BASE_PV="${XEN_PRE_VERSION_BASE}"
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fi
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SRC_URI="https://downloads.xenproject.org/release/xen/${XEN_BASE_PV}/xen-${XEN_BASE_PV}.tar.gz"
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if [[ -n "${XEN_PRE_PATCHSET_NUM}" ]]; then
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XEN_UPSTREAM_PATCHES_TAG="$(ver_cut 1-3)-pre-patchset-${XEN_PRE_PATCHSET_NUM}"
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XEN_UPSTREAM_PATCHES_NAME="xen-upstream-patches-${XEN_UPSTREAM_PATCHES_TAG}"
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SRC_URI+=" https://gitweb.gentoo.org/proj/xen-upstream-patches.git/snapshot/${XEN_UPSTREAM_PATCHES_NAME}.tar.bz2"
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XEN_UPSTREAM_PATCHES_DIR="${WORKDIR}/${XEN_UPSTREAM_PATCHES_NAME}"
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fi
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if [[ -n "${XEN_GENTOO_PATCHSET_NUM}" ]]; then
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XEN_GENTOO_PATCHES_TAG="$(ver_cut 1-3 ${XEN_BASE_PV})-gentoo-patchset-${XEN_GENTOO_PATCHSET_NUM}"
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XEN_GENTOO_PATCHES_NAME="xen-gentoo-patches-${XEN_GENTOO_PATCHES_TAG}"
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SRC_URI+=" https://gitweb.gentoo.org/proj/xen-gentoo-patches.git/snapshot/${XEN_GENTOO_PATCHES_NAME}.tar.bz2"
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XEN_GENTOO_PATCHES_DIR="${WORKDIR}/${XEN_GENTOO_PATCHES_NAME}"
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fi
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fi
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DESCRIPTION="The Xen virtual machine monitor"
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HOMEPAGE="https://xenproject.org"
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S="${WORKDIR}/xen-$(ver_cut 1-3 ${XEN_BASE_PV})"
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LICENSE="GPL-2"
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SLOT="0"
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IUSE="+boot-symlinks debug efi flask"
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REQUIRED_USE="arm? ( debug )"
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DEPEND="${PYTHON_DEPS}
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efi? ( >=sys-devel/binutils-2.22[multitarget] )
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!efi? ( >=sys-devel/binutils-2.22 )
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flask? ( sys-apps/checkpolicy )"
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RDEPEND=""
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PDEPEND="~app-emulation/xen-tools-${PV}"
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# no tests are available for the hypervisor
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# prevent the silliness of /usr/lib/debug/usr/lib/debug files
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# prevent stripping of the debug info from the /usr/lib/debug/xen-syms
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RESTRICT="test splitdebug strip"
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# Approved by QA team in bug #144032
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QA_WX_LOAD="boot/xen-syms-${PV}"
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pkg_setup() {
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python-any-r1_pkg_setup
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if [[ -z ${XEN_TARGET_ARCH} ]]; then
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if use amd64; then
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export XEN_TARGET_ARCH="x86_64"
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elif use arm; then
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export XEN_TARGET_ARCH="arm32"
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elif use arm64; then
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export XEN_TARGET_ARCH="arm64"
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else
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die "Unsupported architecture!"
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fi
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fi
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}
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src_prepare() {
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if [[ -v XEN_UPSTREAM_PATCHES_DIR ]]; then
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eapply "${XEN_UPSTREAM_PATCHES_DIR}"
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fi
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if [[ -v XEN_GENTOO_PATCHES_DIR ]]; then
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eapply "${XEN_GENTOO_PATCHES_DIR}"
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fi
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eapply "${FILESDIR}"/${PN}-4.16-efi.patch
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# Symlinks do not work on fat32 volumes # 829765
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if ! use boot-symlinks || use efi; then
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eapply "${FILESDIR}"/${PN}-4.16-no-symlink.patch
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fi
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# Workaround new gcc-11 options
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sed -e '/^CFLAGS/s/-Werror//g' -i xen/Makefile || die
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# Drop .config
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sed -e '/-include $(XEN_ROOT)\/.config/d' -i Config.mk || die "Couldn't drop"
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if use efi; then
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export EFI_VENDOR="gentoo"
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export EFI_MOUNTPOINT="/boot"
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fi
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default
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}
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xen_make() {
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# Setting clang to either 'y' or 'n' tells Xen's build system
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# whether or not clang is used.
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local clang=n
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if tc-is-clang; then
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clang=y
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fi
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# Send raw LDFLAGS so that --as-needed works
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emake \
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V=1 \
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LDFLAGS="$(raw-ldflags)" \
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HOSTCC="$(tc-getBUILD_CC)" \
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HOSTCXX="$(tc-getBUILD_CXX)" \
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clang="${clang}" \
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"$@"
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}
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src_configure() {
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cd xen || die
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touch gentoo-config || die
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if use arm; then
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echo "CONFIG_EARLY_PRINTK=sun7i" >> gentoo-config || die
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fi
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if use debug; then
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cat <<-EOF >> gentoo-config || die
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CONFIG_DEBUG=y
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CONFIG_CRASH_DEBUG=y
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EOF
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fi
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if use flask; then
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echo "CONFIG_XSM=y" >> gentoo-config || die
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fi
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# remove flags
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unset CFLAGS
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tc-ld-disable-gold # Bug 700374
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xen_make KCONFIG_ALLCONFIG=gentoo-config alldefconfig
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}
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src_compile() {
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xen_make -C xen
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}
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src_install() {
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# The 'make install' doesn't 'mkdir -p' the subdirs
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if use efi; then
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mkdir -p "${D}"${EFI_MOUNTPOINT}/efi/${EFI_VENDOR} || die
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fi
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xen_make DESTDIR="${D}" -C xen install
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# make install likes to throw in some extra EFI bits if it built
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use efi || rm -rf "${D}/usr/$(get_libdir)/efi"
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}
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pkg_postinst() {
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elog "Official Xen Guide:"
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elog " https://wiki.gentoo.org/wiki/Xen"
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use efi && einfo "The efi executable is installed in /boot/efi/gentoo"
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ewarn
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ewarn "Xen 4.12+ changed the default scheduler to credit2 which can cause"
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ewarn "domU lockups on multi-cpu systems. The legacy credit scheduler seems"
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ewarn "to work fine."
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ewarn
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ewarn "Add sched=credit to xen command line options to use the legacy scheduler."
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ewarn
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ewarn "https://wiki.gentoo.org/wiki/Xen#Xen_domU_hanging_with_Xen_4.12.2B"
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}
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