From nobody Wed Dec 25 02:18:09 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; spf=none (zoho.com: 198.145.21.10 is neither permitted nor denied by domain of lists.01.org) smtp.mailfrom=edk2-devel-bounces@lists.01.org Return-Path: Received: from ml01.01.org (ml01.01.org [198.145.21.10]) by mx.zohomail.com with SMTPS id 1512095868997787.7951284790781; Thu, 30 Nov 2017 18:37:48 -0800 (PST) Received: from [127.0.0.1] (localhost [IPv6:::1]) by ml01.01.org (Postfix) with ESMTP id 4A6F92211B43D; Thu, 30 Nov 2017 18:33:16 -0800 (PST) Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ml01.01.org (Postfix) with ESMTPS id A3BC8220F3C2C for ; Thu, 30 Nov 2017 18:33:12 -0800 (PST) Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by fmsmga105.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 30 Nov 2017 18:37:38 -0800 Received: from jwang36-mobl2.ccr.corp.intel.com ([10.239.192.33]) by fmsmga004.fm.intel.com with ESMTP; 30 Nov 2017 18:37:37 -0800 X-Original-To: edk2-devel@lists.01.org Received-SPF: none (zoho.com: 198.145.21.10 is neither permitted nor denied by domain of lists.01.org) client-ip=198.145.21.10; envelope-from=edk2-devel-bounces@lists.01.org; helo=ml01.01.org; Received-SPF: Pass (sender SPF authorized) identity=mailfrom; client-ip=192.55.52.43; helo=mga05.intel.com; envelope-from=jian.j.wang@intel.com; receiver=edk2-devel@lists.01.org X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.45,343,1508828400"; d="scan'208";a="8199527" From: Jian J Wang To: edk2-devel@lists.01.org Date: Fri, 1 Dec 2017 10:37:23 +0800 Message-Id: <20171201023728.4680-7-jian.j.wang@intel.com> X-Mailer: git-send-email 2.14.1.windows.1 In-Reply-To: <20171201023728.4680-1-jian.j.wang@intel.com> References: <20171201023728.4680-1-jian.j.wang@intel.com> Subject: [edk2] [PATCH v3 06/11] MdeModulePkg/CpuExceptionHandlerLibNull: Add new API implementation X-BeenThere: edk2-devel@lists.01.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: EDK II Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Jiewen Yao , Eric Dong , Star Zeng MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Errors-To: edk2-devel-bounces@lists.01.org Sender: "edk2-devel" X-ZohoMail: RSF_4 Z_629925259 SPT_0 Content-Type: text/plain; charset="utf-8" > v3: > Newly added This patch add implementation of new API InitializeCpuExceptionHandlersEx introduced into CpuExceptionHandlerLib on behalf of Stack Guard feature. Cc: Star Zeng Cc: Eric Dong Cc: Jiewen Yao Suggested-by: Ayellet Wolman Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Jian J Wang --- .../CpuExceptionHandlerLibNull.c | 34 ++++++++++++++++++= ++++ 1 file changed, 34 insertions(+) diff --git a/MdeModulePkg/Library/CpuExceptionHandlerLibNull/CpuExceptionHa= ndlerLibNull.c b/MdeModulePkg/Library/CpuExceptionHandlerLibNull/CpuExcepti= onHandlerLibNull.c index cbe4768633..6ea71972aa 100644 --- a/MdeModulePkg/Library/CpuExceptionHandlerLibNull/CpuExceptionHandlerLi= bNull.c +++ b/MdeModulePkg/Library/CpuExceptionHandlerLibNull/CpuExceptionHandlerLi= bNull.c @@ -111,3 +111,37 @@ DumpCpuContext ( ) { } + +/** + Initializes all CPU exceptions entries with optional extra initializatio= ns. + + By default, this method should include all functionalities implemented by + InitializeCpuExceptionHandlers(), plus extra initialization works, if an= y. + This is could be done by calling InitializeCpuExceptionHandlers() direct= ly + in this method besides the extra works. + + InitDataEx is optional and its use and content are processor arch depend= ent. + The typical usage of it is to convey resources which have to be reserved + elsewhere and are necessary for the extra initializations of exception. + + @param[in] VectorInfo Pointer to reserved vector list. + @param[in] InitDataEx Pointer to data optional for extra initializat= ions + of exception. + + @retval EFI_SUCCESS The exceptions have been successfully + initialized. + @retval EFI_INVALID_PARAMETER VectorInfo or InitDataEx contains invalid + content. + @retval EFI_UNSUPPORTED This function is not supported. + +**/ +EFI_STATUS +EFIAPI +InitializeCpuExceptionHandlersEx ( + IN EFI_VECTOR_HANDOFF_INFO *VectorInfo OPTIONAL, + IN CPU_EXCEPTION_INIT_DATA_EX *InitDataEx OPTIONAL + ) +{ + return InitializeCpuExceptionHandlers (VectorInfo); +} + --=20 2.14.1.windows.1 _______________________________________________ edk2-devel mailing list edk2-devel@lists.01.org https://lists.01.org/mailman/listinfo/edk2-devel