Add an ebuild to install AMD's CPUs microcode which can be loaded directly by the kernel.

(Portage version: 2.2.0_alpha15/cvs/Linux x86_64)

3 files changed, 73 insertions, 0 deletions

diff --git a/sys-kernel/amd-ucode/ChangeLog b/sys-kernel/amd-ucode/ChangeLog
new file mode 100644
index 000000000000..0b8b84ed9cce
--- /dev/null
+++ b/sys-kernel/amd-ucode/ChangeLog
@@ -0,0 +1,11 @@
+# ChangeLog for sys-kernel/amd-ucode
+# Copyright 1999-2011 Gentoo Foundation; Distributed under the GPL v2
+# $Header: /var/cvsroot/gentoo-x86/sys-kernel/amd-ucode/ChangeLog,v 1.1 2011/01/16 23:48:36 flameeyes Exp $
+
+*amd-ucode-2011.01.11 (16 Jan 2011)
+
+  16 Jan 2011; Diego E. Pettenò <flameeyes@gentoo.org>
+  +amd-ucode-2011.01.11.ebuild, +metadata.xml:
+  Add an ebuild to install AMD's CPUs microcode which can be loaded directly by
+  the kernel.
+
diff --git a/sys-kernel/amd-ucode/amd-ucode-2011.01.11.ebuild b/sys-kernel/amd-ucode/amd-ucode-2011.01.11.ebuild
new file mode 100644
index 000000000000..806acfece42d
--- /dev/null
+++ b/sys-kernel/amd-ucode/amd-ucode-2011.01.11.ebuild
@@ -0,0 +1,54 @@
+# Copyright 1999-2011 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Header: /var/cvsroot/gentoo-x86/sys-kernel/amd-ucode/amd-ucode-2011.01.11.ebuild,v 1.1 2011/01/16 23:48:36 flameeyes Exp $
+
+inherit versionator linux-info
+
+MY_P="${PN}-$(replace_all_version_separators -)"
+
+DESCRIPTION="AMD Family 10h, 11h and 14h microcode patch data"
+HOMEPAGE="http://www.amd64.org/support/microcode.html"
+SRC_URI="http://www.amd64.org/pub/microcode/${MY_P}.tar"
+
+LICENSE="amd-ucode"
+SLOT="0"
+IUSE=""
+
+# only meaningful for x86 and x86-64
+KEYWORDS="-* ~amd64 ~x86"
+
+# The license does not allow us to mirror the content.
+RESTRICT="mirror"
+
+S="${WORKDIR}/${MY_P}"
+
+CONFIG_CHECK="~MICROCODE_AMD"
+ERROR_MICROCODE_AMD="Your kernel needs to support AMD microcode loading. You're suggested to build it as a module as it doesn't require a reboot to reload the microcode, that way."
+
+src_install() {
+	insinto /lib/firmware/amd-ucode
+	doins microcode_amd.bin || die
+
+	# INSTALL file also has instructions to load it, so install it as
+	# part of the documentation.
+	dodoc README INSTALL || die
+}
+
+pkg_postinst() {
+	elog "The microcode will be updated next time the microcode kernel code"
+	elog "will be executed; you can issue the following command to force a"
+	elog "reload, if you built the support as modules:"
+	elog ""
+	elog "    modprobe -r microcode && modprobe microcode"
+	elog ""
+	elog "If you didn't build the microcode support as a module, you should"
+	elog "rebuild your kernel with the new microcode embedded."
+
+	if linux_config_exists && ! linux_chkconfig_module MICROCODE; then
+		ewarn ""
+		ewarn "You're suggested to build CPU microcode update support as module"
+		ewarn "as there is currently no automatic way to load in the updated"
+		ewarn "microcode when it is built-in in the kernel."
+		ewarn ""
+	fi
+}
diff --git a/sys-kernel/amd-ucode/metadata.xml b/sys-kernel/amd-ucode/metadata.xml
new file mode 100644
index 000000000000..2d083ce3bc66
--- /dev/null
+++ b/sys-kernel/amd-ucode/metadata.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+  <herd>no-herd</herd>
+  <maintainer>
+    <email>flameeyes@gentoo.org</email>
+  </maintainer>
+</pkgmetadata>