From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756397Ab3AaWiZ (ORCPT ); Thu, 31 Jan 2013 17:38:25 -0500 Received: from terminus.zytor.com ([198.137.202.10]:45029 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754197Ab3AaWiX (ORCPT ); Thu, 31 Jan 2013 17:38:23 -0500 Date: Thu, 31 Jan 2013 14:38:10 -0800 From: tip-bot for Fenghua Yu Message-ID: Cc: linux-kernel@vger.kernel.org, hpa@zytor.com, mingo@kernel.org, fenghua.yu@intel.com, tglx@linutronix.de, hpa@linux.intel.com Reply-To: mingo@kernel.org, hpa@zytor.com, linux-kernel@vger.kernel.org, fenghua.yu@intel.com, tglx@linutronix.de, hpa@linux.intel.com In-Reply-To: <1356075872-3054-13-git-send-email-fenghua.yu@intel.com> References: <1356075872-3054-13-git-send-email-fenghua.yu@intel.com> To: linux-tip-commits@vger.kernel.org Subject: [tip:x86/microcode] x86/Kconfig: Make early microcode loading a configuration feature Git-Commit-ID: da76f64e7eb28b718501d15c1b79af560b7ca4ea X-Mailer: tip-git-log-daemon Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.2.7 (terminus.zytor.com [127.0.0.1]); Thu, 31 Jan 2013 14:38:16 -0800 (PST) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: da76f64e7eb28b718501d15c1b79af560b7ca4ea Gitweb: http://git.kernel.org/tip/da76f64e7eb28b718501d15c1b79af560b7ca4ea Author: Fenghua Yu AuthorDate: Thu, 20 Dec 2012 23:44:32 -0800 Committer: H. Peter Anvin CommitDate: Thu, 31 Jan 2013 13:20:42 -0800 x86/Kconfig: Make early microcode loading a configuration feature MICROCODE_INTEL_LIB, MICROCODE_INTEL_EARLY, and MICROCODE_EARLY are three new configurations to enable or disable the feature. Signed-off-by: Fenghua Yu Link: http://lkml.kernel.org/r/1356075872-3054-13-git-send-email-fenghua.yu@intel.com Signed-off-by: H. Peter Anvin --- arch/x86/Kconfig | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 79795af..e243da7 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -1029,6 +1029,24 @@ config MICROCODE_OLD_INTERFACE def_bool y depends on MICROCODE +config MICROCODE_INTEL_LIB + def_bool y + depends on MICROCODE_INTEL + +config MICROCODE_INTEL_EARLY + bool "Early load microcode" + depends on MICROCODE_INTEL && BLK_DEV_INITRD + default y + help + This option provides functionality to read additional microcode data + at the beginning of initrd image. The data tells kernel to load + microcode to CPU's as early as possible. No functional change if no + microcode data is glued to the initrd, therefore it's safe to say Y. + +config MICROCODE_EARLY + def_bool y + depends on MICROCODE_INTEL_EARLY + config X86_MSR tristate "/dev/cpu/*/msr - Model-specific register support" ---help---