From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752493Ab2LUCvl (ORCPT ); Thu, 20 Dec 2012 21:51:41 -0500 Received: from mga01.intel.com ([192.55.52.88]:49854 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752206Ab2LUCus (ORCPT ); Thu, 20 Dec 2012 21:50:48 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.84,327,1355126400"; d="scan'208";a="265338764" From: "Fenghua Yu" To: "H Peter Anvin" , "Ingo Molnar" , "Thomas Gleixner" , "Asit K Mallick" , "Tigran Aivazian" , "Yinghai Lu" , "Andreas Herrmann" , "Borislav Petkov" , "linux-kernel" , "x86" Cc: "Fenghua Yu" Subject: [PATCH v4 09/11] x86/head64.c: Early update ucode in 64-bit Date: Thu, 20 Dec 2012 11:48:11 -0800 Message-Id: <1356032893-2730-10-git-send-email-fenghua.yu@intel.com> X-Mailer: git-send-email 1.7.2 In-Reply-To: <1356032893-2730-1-git-send-email-fenghua.yu@intel.com> References: <1356032893-2730-1-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 This updates ucode on BSP in 64-bit mode. Paging and virtual address are working now. Signed-off-by: Fenghua Yu --- arch/x86/kernel/head64.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/x86/kernel/head64.c b/arch/x86/kernel/head64.c index e1cb611..1ccbaf1 100644 --- a/arch/x86/kernel/head64.c +++ b/arch/x86/kernel/head64.c @@ -26,6 +26,7 @@ #include #include #include +#include /* * Manage page tables very early on. @@ -179,6 +180,11 @@ void __init x86_64_start_kernel(char * real_mode_data) } load_idt((const struct desc_ptr *)&idt_descr); + /* + * Load microcode early on BSP. + */ + load_ucode_bsp(__va(real_mode_data)); + copy_bootdata(__va(real_mode_data)); if (console_loglevel == 10) -- 1.8.0.1