microcode-data: add USE flags to control install of file sets #403119

With newer kernels, there's no need to install the microcode.dat file
as they can automatically load the ucode files themselves.  Add USE
flags so people can avoid installing the parts they don't need.

diff --git a/sys-apps/microcode-data/metadata.xml b/sys-apps/microcode-data/metadata.xml
index 96a2d586367db7ac21a29fd459fdc264e9bba260..09a573a327e1abf6803c8dc2fe7e41138c72fca0 100644 (file)
--- a/sys-apps/microcode-data/metadata.xml
+++ b/sys-apps/microcode-data/metadata.xml
@@ -2,4 +2,8 @@
 <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 <herd>base-system</herd>
+<use>
+       <flag name='monolithic'>install the large text microcode.dat (used by older kernels via microcode_ctl)</flag>
+       <flag name='split-ucode'>install the split binary ucode files (used by the kernel directly)</flag>
+</use>
 </pkgmetadata>

diff --git a/sys-apps/microcode-data/microcode-data-20150121-r1.ebuild b/sys-apps/microcode-data/microcode-data-20150121-r1.ebuild
new file mode 100644 (file)
index 0000000..ca78889
--- /dev/null
+++ b/sys-apps/microcode-data/microcode-data-20150121-r1.ebuild
@@ -0,0 +1,49 @@
+# Copyright 1999-2015 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Id$
+
+EAPI="4"
+
+inherit toolchain-funcs
+
+# Find updates by searching and clicking the first link (hopefully it's the one):
+# http://www.intel.com/content/www/us/en/search.html?keyword=Processor+Microcode+Data+File
+
+NUM="24661"
+DESCRIPTION="Intel IA32 microcode update data"
+HOMEPAGE="http://inertiawar.com/microcode/ https://downloadcenter.intel.com/Detail_Desc.aspx?DwnldID=${NUM}"
+SRC_URI="http://downloadmirror.intel.com/${NUM}/eng/microcode-${PV}.tgz"
+
+LICENSE="intel-ucode"
+SLOT="0"
+KEYWORDS="-* ~amd64 ~x86"
+IUSE="monolithic +split-ucode"
+REQUIRED_USE="|| ( monolithic split-ucode )"
+
+RDEPEND="!<sys-apps/microcode-ctl-1.17-r2" #268586
+
+S=${WORKDIR}
+
+src_unpack() {
+       default
+       cp "${FILESDIR}"/intel-microcode2ucode.c ./ || die
+}
+
+src_compile() {
+       if use split-ucode ; then
+               tc-env_build emake intel-microcode2ucode
+               ./intel-microcode2ucode microcode.dat || die
+       fi
+}
+
+src_install() {
+       insinto /lib/firmware
+       use monolithic && doins microcode.dat
+       use split-ucode && doins -r intel-ucode
+}
+
+pkg_postinst() {
+       elog "The microcode available for Intel CPUs has been updated.  You'll need"
+       elog "to reload the code into your processor.  If you're using the init.d:"
+       elog "/etc/init.d/microcode_ctl restart"
+}