[gentoo-commits] repo/gentoo:master commit in: sys-firmware/intel-microcode/

[Thomas Deutschmann]

commit:     18ccb7f1533c05dd92085fb2c176154700afecfa
Author:     Thomas Deutschmann <whissi <AT> gentoo <DOT> org>
AuthorDate: Mon Sep 24 14:28:49 2018 +0000
Commit:     Thomas Deutschmann <whissi <AT> gentoo <DOT> org>
CommitDate: Mon Sep 24 14:28:56 2018 +0000
URL:        https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=18ccb7f1

sys-firmware/intel-microcode: bump

- New microcode:

  sig 0x000806e9, pf_mask 0x10, 2018-06-26, rev 0x0098

- Updated microcodes:

  sig 0x00050655, pf_mask 0xb7, 2018-03-14, rev 0x3000009 -> 2018-04-27, rev 0x300000b
  sig 0x000706a1, pf_mask 0x01, 2018-05-22, rev 0x0028    -> 2018-07-25, rev 0x002a

Package-Manager: Portage-2.3.50, Repoman-2.3.11

 sys-firmware/intel-microcode/Manifest              |   1 +
 .../intel-microcode-20180807a_p20180922.ebuild     | 253 +++++++++++++++++++++
 2 files changed, 254 insertions(+)

diff --git a/sys-firmware/intel-microcode/Manifest b/sys-firmware/intel-microcode/Manifest
index 2730dbac48e..b865a5e6ce6 100644
--- a/sys-firmware/intel-microcode/Manifest
+++ b/sys-firmware/intel-microcode/Manifest
@@ -1,2 +1,3 @@
 DIST intel-microcode-collection-20180916.tar.xz 4414792 BLAKE2B e0dee0ef27e5d5460a4856b73a0a3940e563b649912f648cf45c109404666b7ebffb3bcce900f2eb48502b8ef2f0410cdde39eb478879e79cca4414f326c6947 SHA512 ac1964cbaffdf8a5e42ea80fd6898583f3f97a3163b0b661bcc0a83f6a1e9ba0c0a22bc79b8aadb759e5d02f77d2e2c04bd16c8811a277eb261a9a5e3bae3761
+DIST intel-microcode-collection-20180922.tar.xz 4506768 BLAKE2B c985c20e01ab171637bf8acbab912a802608681a7f62779a63cd4218008435638c06452fef157d26ff6295dbee963827493dd85fb31b6e2b8e447158eb55d9f9 SHA512 08d38e25d02a45cbc2272c440e64255dbaac90efc67dd241f8e329c84eff2baab38236ee97a52e3803ecbc87a751d1d44f08a18288fba52cbbf916390d461646
 DIST microcode-20180807a.tgz 1628061 BLAKE2B a6b5a07596a0b1687efb95c207b2194865b2f975cc0d761a687d5b9d8fea63e777eb73373113f356a18592fd53651cf37d044d4e98cdfe6b306393b54ac06129 SHA512 3cd6794a5ce26e86f7b644e523ba978699316046e593da215b73b17c4b43049ac4a81636e2ce3e727d06c2efbac98657764aa3ff355edb429127585bb49a9b10

diff --git a/sys-firmware/intel-microcode/intel-microcode-20180807a_p20180922.ebuild b/sys-firmware/intel-microcode/intel-microcode-20180807a_p20180922.ebuild
new file mode 100644
index 00000000000..42757b59066
--- /dev/null
+++ b/sys-firmware/intel-microcode/intel-microcode-20180807a_p20180922.ebuild
@@ -0,0 +1,253 @@
+# Copyright 1999-2018 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI="6"
+
+inherit linux-info toolchain-funcs mount-boot
+
+# Find updates by searching and clicking the first link (hopefully it's the one):
+# https://www.intel.com/content/www/us/en/search.html?keyword=Processor+Microcode+Data+File
+
+COLLECTION_SNAPSHOT="${PV##*_p}"
+INTEL_SNAPSHOT="${PV/_p*}"
+NUM="28087"
+DESCRIPTION="Intel IA32/IA64 microcode update data"
+HOMEPAGE="http://inertiawar.com/microcode/ https://downloadcenter.intel.com/Detail_Desc.aspx?DwnldID=${NUM}"
+SRC_URI="https://downloadmirror.intel.com/${NUM}/eng/microcode-${INTEL_SNAPSHOT}.tgz
+	https://dev.gentoo.org/~whissi/dist/intel-microcode/intel-microcode-collection-${COLLECTION_SNAPSHOT}.tar.xz"
+
+LICENSE="intel-ucode"
+SLOT="0"
+KEYWORDS="-* ~amd64 ~x86"
+IUSE="hostonly initramfs +split-ucode vanilla"
+REQUIRED_USE="|| ( initramfs split-ucode )"
+
+DEPEND="sys-apps/iucode_tool"
+
+# !<sys-apps/microcode-ctl-1.17-r2 due to bug #268586
+RDEPEND="hostonly? ( sys-apps/iucode_tool )"
+
+RESTRICT="binchecks bindist mirror strip"
+
+S=${WORKDIR}
+
+# Blacklist bad microcode here.
+# 0x000406f1 aka 06-4f-01 aka CPUID 406F1 require newer microcode loader
+MICROCODE_BLACKLIST_DEFAULT="-s !0x000406f1"
+MICROCODE_BLACKLIST="${MICROCODE_BLACKLIST:=${MICROCODE_BLACKLIST_DEFAULT}}"
+
+# In case we want to set some defaults ...
+MICROCODE_SIGNATURES_DEFAULT=""
+
+# Advanced users only:
+# merge with:
+# only current CPU: MICROCODE_SIGNATURES="-S"
+# only specific CPU: MICROCODE_SIGNATURES="-s 0x00000f4a -s 0x00010676"
+# exclude specific CPU: MICROCODE_SIGNATURES="-s !0x00000686"
+MICROCODE_SIGNATURES="${MICROCODE_SIGNATURES:=${MICROCODE_SIGNATURES_DEFAULT}}"
+
+pkg_pretend() {
+	use initramfs && mount-boot_pkg_pretend
+}
+
+src_prepare() {
+	default
+
+	# Prevent "invalid file format" errors from iucode_tool
+	rm -f "${S}"/intel-ucod*/list || die
+}
+
+src_install() {
+	# This will take ALL of the upstream microcode sources:
+	# - microcode.dat
+	# - intel-ucode/
+	# In some cases, they have not contained the same content (eg the directory has newer stuff).
+	MICROCODE_SRC=(
+		"${S}"/intel-ucode/
+		"${S}"/intel-ucode-with-caveats/
+	)
+
+	# Allow users who are scared about microcode updates not included in Intel's official
+	# microcode tarball to opt-out and comply with Intel marketing
+	if ! use vanilla; then
+		MICROCODE_SRC+=( "${S}"/intel-microcode-collection-${COLLECTION_SNAPSHOT} )
+	fi
+
+	opts=(
+		${MICROCODE_BLACKLIST}
+		${MICROCODE_SIGNATURES}
+		# be strict about what we are doing
+		--overwrite
+		--strict-checks
+		--no-ignore-broken
+		# we want to install latest version
+		--no-downgrade
+		# show everything we find
+		--list-all
+		# show what we selected
+		--list
+	)
+
+	# The earlyfw cpio needs to be in /boot because it must be loaded before
+	# rootfs is mounted.
+	use initramfs && dodir /boot && opts+=( --write-earlyfw="${ED%/}"/boot/intel-uc.img )
+	# split location (we use a temporary location so that we are able
+	# to re-run iucode_tool in pkg_preinst; use keepdir instead of dodir to carry
+	# this folder to pkg_preinst to avoid an error even if no microcode was selected):
+	keepdir /tmp/intel-ucode && opts+=( --write-firmware="${ED%/}"/tmp/intel-ucode )
+
+	iucode_tool \
+		"${opts[@]}" \
+		"${MICROCODE_SRC[@]}" \
+		|| die "iucode_tool ${opts[@]} ${MICROCODE_SRC[@]}"
+
+	dodoc releasenote
+
+	# Record how package was created so we can show this in build.log
+	# even for binary packages.
+	if [[ "${MICROCODE_BLACKLIST}" != "${MICROCODE_BLACKLIST_DEFAULT}" ]]; then
+		echo ${MICROCODE_BLACKLIST} > "${ED%/}/tmp/.blacklist_altered" || die "Failed to add marker that MICROCODE_BLACKLIST variable was used"
+	fi
+
+	if [[ "${MICROCODE_SIGNATURES}" != "${MICROCODE_SIGNATURES_DEFAULT}" ]]; then
+		echo ${MICROCODE_SIGNATURES} > "${ED%/}/tmp/.signatures_altered" || die "Failed to add marker that MICROCODE_SIGNATURES variable was used"
+	fi
+}
+
+pkg_preinst() {
+	if [[ -f "${ED%/}/tmp/.blacklist_altered" ]]; then
+		local _recorded_MICROCODE_BLACKLIST_value=$(cat "${ED%/}/tmp/.blacklist_altered")
+		ewarn "MICROCODE_BLACKLIST is set to \"${_recorded_MICROCODE_BLACKLIST_value}\" instead of default \"${MICROCODE_BLACKLIST_DEFAULT}\". You are on your own!"
+	fi
+
+	if [[ -f "${ED%/}/tmp/.signatures_altered" ]]; then
+		local _recorded_MICROCODE_SIGNATURES_value=$(cat "${ED%/}/tmp/.signatures_altered")
+		ewarn "Package was created using advanced options:"
+		ewarn "MICROCODE_SIGNATURES is set to \"${_recorded_MICROCODE_SIGNATURES_value}\" instead of default \"${MICROCODE_SIGNATURES_DEFAULT}\"!"
+	fi
+
+	# Make sure /boot is available if needed.
+	use initramfs && mount-boot_pkg_preinst
+
+	local _initramfs_file="${ED%/}/boot/intel-uc.img"
+	local _ucode_dir="${ED%/}/lib/firmware/intel-ucode"
+
+	if use hostonly; then
+		# While this output looks redundant we do this check to detect
+		# rare cases where iucode_tool was unable to detect system's processor(s).
+		local _detected_processors=$(iucode_tool --scan-system 2>&1)
+		if [[ -z "${_detected_processors}" ]]; then
+			ewarn "Looks like iucode_tool was unable to detect any processor!"
+		else
+			einfo "Only installing ucode(s) for ${_detected_processors#iucode_tool: system has } due to USE=hostonly ..."
+		fi
+
+		opts=(
+			--scan-system
+			# be strict about what we are doing
+			--overwrite
+			--strict-checks
+			--no-ignore-broken
+			# we want to install latest version
+			--no-downgrade
+			# show everything we find
+			--list-all
+			# show what we selected
+			--list
+		)
+
+		# The earlyfw cpio needs to be in /boot because it must be loaded before
+		# rootfs is mounted.
+		use initramfs && opts+=( --write-earlyfw=${_initramfs_file} )
+		# split location:
+		use split-ucode && dodir /lib/firmware/intel-ucode && opts+=( --write-firmware=${_ucode_dir} )
+
+		iucode_tool \
+			"${opts[@]}" \
+			"${ED%/}"/tmp/intel-ucode \
+			|| die "iucode_tool ${opts[@]} ${ED%/}/tmp/intel-ucode"
+
+	else
+		if use split-ucode; then
+			# Temporary /tmp/intel-ucode will become final /lib/firmware/intel-ucode ...
+			dodir /lib/firmware
+			mv "${ED%/}/tmp/intel-ucode" "${ED%/}/lib/firmware" || die "Failed to install splitted ucodes!"
+		fi
+	fi
+
+	# Because it is possible that this package will install not one single file
+	# due to user selection which is still somehow unexpected we add the following
+	# check to inform user so that the user has at least a chance to detect
+	# a problem/invalid select.
+	local _has_installed_something=
+	if use initramfs && [[ -s "${_initramfs_file}" ]]; then
+		_has_installed_something="yes"
+	elif use split-ucode; then
+		_has_installed_something=$(find "${_ucode_dir}" -maxdepth 0 -not -empty -exec echo yes \;)
+	fi
+
+	if use hostonly && [[ -n "${_has_installed_something}" ]]; then
+		elog "You only installed ucode(s) for all currently available (=online)"
+		elog "processor(s). Remember to re-emerge this package whenever you"
+		elog "change the system's processor model."
+		elog ""
+	elif [[ -z "${_has_installed_something}" ]]; then
+		ewarn "WARNING:"
+		if [[ -f "${ED%/}/tmp/.signatures_altered" ]]; then
+			ewarn "No ucode was installed! Because you have created this package"
+			ewarn "using MICROCODE_SIGNATURES variable please double check if you"
+			ewarn "have an invalid select."
+			ewarn "It's rare but it is also possible that just no ucode update"
+			ewarn "is available for your processor(s). In this case it is safe"
+			ewarn "to ignore this warning."
+		else
+			ewarn "No ucode was installed! It's rare but it is also possible"
+			ewarn "that just no ucode update is available for your processor(s)."
+			ewarn "In this case it is safe to ignore this warning."
+		fi
+
+		ewarn ""
+
+		if use hostonly; then
+			ewarn "Unset \"hostonly\" USE flag to install all available ucodes."
+			ewarn ""
+		fi
+	fi
+
+	# Cleanup any temporary leftovers so that we don't merge any
+	# unneeded files on disk.
+	rm -r "${ED%/}/tmp" || die "Failed to cleanup '${ED%/}/tmp'"
+}
+
+pkg_prerm() {
+	# Make sure /boot is mounted so that we can remove /boot/intel-uc.img!
+	use initramfs && mount-boot_pkg_prerm
+}
+
+pkg_postrm() {
+	# Don't forget to umount /boot if it was previously mounted by us.
+	use initramfs && mount-boot_pkg_postrm
+}
+
+pkg_postinst() {
+	# Don't forget to umount /boot if it was previously mounted by us.
+	use initramfs && mount-boot_pkg_postinst
+
+	# We cannot give detailed information if user is affected or not:
+	# If MICROCODE_BLACKLIST wasn't modified, user can still use MICROCODE_SIGNATURES
+	# to to force a specific, otherwise blacklisted, microcode. So we
+	# only show a generic warning based on running kernel version:
+	if kernel_is -lt 4 14 34; then
+		ewarn "${P} contains microcode updates which require"
+		ewarn "additional kernel patches which aren't yet included in kernel <4.14.34."
+		ewarn "Loading such a microcode through kernel interface from an unpatched kernel"
+		ewarn "can crash your system!"
+		ewarn ""
+		ewarn "Those microcodes are blacklisted per default. However, if you have altered"
+		ewarn "MICROCODE_BLACKLIST or MICROCODE_SIGNATURES, you maybe have unintentionally"
+		ewarn "re-enabled those microcodes...!"
+		ewarn ""
+		ewarn "Check \"${EROOT%/}/usr/share/doc/${PN}-*/releasenot*\" if your microcode update"
+		ewarn "requires additional kernel patches or not."
+	fi
+}