From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753364Ab2LPRqX (ORCPT ); Sun, 16 Dec 2012 12:46:23 -0500 Received: from mga02.intel.com ([134.134.136.20]:2911 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752980Ab2LPRpw (ORCPT ); Sun, 16 Dec 2012 12:45:52 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.84,294,1355126400"; d="scan'208";a="234790731" From: "Fenghua Yu" To: "H Peter Anvin" , "Ingo Molnar" , "Thomas Gleixner" , "Asit K Mallick" , "Tigran Aivazian" , "Andreas Herrmann" , "Borislav Petkov" , "Yinghai Lu" , "linux-kernel" , "x86" Cc: "Fenghua Yu" Subject: [PATCH v3 10/10] x86/Kconfig: Configurations to enable/disable the feature Date: Sun, 16 Dec 2012 02:43:29 -0800 Message-Id: <1355654609-16800-11-git-send-email-fenghua.yu@intel.com> X-Mailer: git-send-email 1.7.2 In-Reply-To: <1355654609-16800-1-git-send-email-fenghua.yu@intel.com> References: <1355654609-16800-1-git-send-email-fenghua.yu@intel.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Fenghua Yu MICROCODE_INTEL_LIB, MICROCODE_INTEL_EARLY, and MICROCODE_EARLY are three new configurations to enable or disable the feature. Signed-off-by: Fenghua Yu --- arch/x86/Kconfig | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 65a872b..edf6fd2 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -1028,6 +1028,24 @@ 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--- -- 1.8.0.1