From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752443Ab2LUOtM (ORCPT ); Fri, 21 Dec 2012 09:49:12 -0500 Received: from mga03.intel.com ([143.182.124.21]:40310 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751099Ab2LUOrF (ORCPT ); Fri, 21 Dec 2012 09:47:05 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.84,329,1355126400"; d="scan'208";a="235197563" 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 v5 09/12] x86/head_32.S: Early update ucode in 32-bit Date: Thu, 20 Dec 2012 23:44:29 -0800 Message-Id: <1356075872-3054-10-git-send-email-fenghua.yu@intel.com> X-Mailer: git-send-email 1.7.2 In-Reply-To: <1356075872-3054-1-git-send-email-fenghua.yu@intel.com> References: <1356075872-3054-1-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 in 32-bit kernel on BSP and AP. At this point, there is no paging and no virtual address yet. Signed-off-by: Fenghua Yu --- arch/x86/kernel/head_32.S | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/arch/x86/kernel/head_32.S b/arch/x86/kernel/head_32.S index 8e7f655..2f70530 100644 --- a/arch/x86/kernel/head_32.S +++ b/arch/x86/kernel/head_32.S @@ -144,6 +144,11 @@ ENTRY(startup_32) movl %eax, pa(olpc_ofw_pgd) #endif +#ifdef CONFIG_MICROCODE_EARLY + /* Early load ucode on BSP. */ + call load_ucode_bsp +#endif + /* * Initialize page tables. This creates a PDE and a set of page * tables, which are located immediately beyond __brk_base. The variable @@ -299,6 +304,12 @@ ENTRY(startup_32_smp) movl %eax,%ss leal -__PAGE_OFFSET(%ecx),%esp +#ifdef CONFIG_MICROCODE_EARLY + /* Early load ucode on AP. */ + call load_ucode_ap +#endif + + default_entry: /* * New page tables may be in 4Mbyte page mode and may -- 1.8.0.1