Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753085Ab2HRIcP (ORCPT ); Sat, 18 Aug 2012 04:32:15 -0400 Received: from mga02.intel.com ([134.134.136.20]:10632 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753175Ab2HRIaI (ORCPT ); Sat, 18 Aug 2012 04:30:08 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.77,790,1336374000"; d="scan'208";a="182264789" From: "Fenghua Yu" To: "H Peter Anvin" , "Ingo Molnar" , "Thomas Gleixner" , "Asit K Mallick" , "Tigran Aivazian" , "Andreas Herrmann" , "Borislav Petkov" , "linux-kernel" , "x86" Cc: "Fenghua Yu" Subject: [PATCH 11/11] x86/Kconfig: Configurations to enable/disable the feature Date: Sat, 18 Aug 2012 01:15:29 -0700 Message-Id: <1345277729-8399-12-git-send-email-fenghua.yu@intel.com> X-Mailer: git-send-email 1.7.2 In-Reply-To: <1345277729-8399-1-git-send-email-fenghua.yu@intel.com> References: <1345277729-8399-1-git-send-email-fenghua.yu@intel.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1757 Lines: 58 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 | 22 ++++++++++++++++++++++ 1 files changed, 22 insertions(+), 0 deletions(-) diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 50c660d..32caa77 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -1035,6 +1035,7 @@ config MICROCODE_INTEL depends on MICROCODE default MICROCODE select FW_LOADER + select MICROCODE_INTEL_LIB ---help--- This options enables microcode patch loading support for Intel processors. @@ -1055,6 +1056,27 @@ config MICROCODE_OLD_INTERFACE def_bool y depends on MICROCODE +config MICROCODE_EARLY + def_bool y + depends on MICROCODE_INTEL_EARLY + +config MICROCODE_INTEL_LIB + def_bool y + depends on MICROCODE_INTEL_EARLY + +config MICROCODE_INTEL_EARLY + bool "Early load microcode" + depends on MICROCODE_INTEL && BLK_DEV_INITRD + default y + select FW_LOADER + select MICROCODE_EARLY + select MICROCODE_INTEL_LIB + 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 X86_MSR tristate "/dev/cpu/*/msr - Model-specific register support" ---help--- -- 1.7.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/