From nobody Sun May 5 17:35:15 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 1515036678110263.6778809106497; Wed, 3 Jan 2018 19:31:18 -0800 (PST) Received: from [127.0.0.1] (localhost [IPv6:::1]) by ml01.01.org (Postfix) with ESMTP id 2CDF8222D153C; Wed, 3 Jan 2018 19:26:12 -0800 (PST) Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) (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 65563222A54FF for ; Wed, 3 Jan 2018 19:26:11 -0800 (PST) Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by orsmga103.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 03 Jan 2018 19:31:13 -0800 Received: from shwdeopenpsi068.ccr.corp.intel.com ([10.239.158.46]) by fmsmga004.fm.intel.com with ESMTP; 03 Jan 2018 19:31:12 -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=134.134.136.65; helo=mga03.intel.com; envelope-from=star.zeng@intel.com; receiver=edk2-devel@lists.01.org X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.45,505,1508828400"; d="scan'208";a="18011778" From: Star Zeng To: edk2-devel@lists.01.org Date: Thu, 4 Jan 2018 11:31:10 +0800 Message-Id: <1515036670-18616-1-git-send-email-star.zeng@intel.com> X-Mailer: git-send-email 2.7.0.windows.1 Subject: [edk2] [PATCH] IntelSiliconPkg IntelVTdDxe: Signal AcpiNotificationFunc() initially X-BeenThere: edk2-devel@lists.01.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: EDK II Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Jiewen Yao , 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" Signal AcpiNotificationFunc() initially for the case that DMAR table has been installed when creating event. Cc: Jiewen Yao Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Star Zeng Reviewed-by: Jiewen.yao@intel.com --- IntelSiliconPkg/Feature/VTd/IntelVTdDxe/DmaProtection.c | 16 ++++++++++++-= --- IntelSiliconPkg/Feature/VTd/IntelVTdDxe/DmarAcpiTable.c | 3 +++ 2 files changed, 15 insertions(+), 4 deletions(-) diff --git a/IntelSiliconPkg/Feature/VTd/IntelVTdDxe/DmaProtection.c b/Inte= lSiliconPkg/Feature/VTd/IntelVTdDxe/DmaProtection.c index 37b3b19bce90..648f64c20b77 100644 --- a/IntelSiliconPkg/Feature/VTd/IntelVTdDxe/DmaProtection.c +++ b/IntelSiliconPkg/Feature/VTd/IntelVTdDxe/DmaProtection.c @@ -1,6 +1,6 @@ /** @file =20 - Copyright (c) 2017, Intel Corporation. All rights reserved.
+ Copyright (c) 2017 - 2018, Intel Corporation. All rights reserved.
This program and the accompanying materials are licensed and made available under the terms and conditions of the BS= D License which accompanies this distribution. The full text of the license may b= e found at @@ -473,7 +473,8 @@ InitializeDmaProtection ( EFI_STATUS Status; EFI_EVENT ExitBootServicesEvent; EFI_EVENT LegacyBootEvent; - EFI_EVENT Event; + EFI_EVENT EventAcpi10; + EFI_EVENT EventAcpi20; =20 Status =3D gBS->CreateEventEx ( EVT_NOTIFY_SIGNAL, @@ -481,7 +482,7 @@ InitializeDmaProtection ( AcpiNotificationFunc, NULL, &gEfiAcpi10TableGuid, - &Event + &EventAcpi10 ); ASSERT_EFI_ERROR (Status); =20 @@ -491,10 +492,17 @@ InitializeDmaProtection ( AcpiNotificationFunc, NULL, &gEfiAcpi20TableGuid, - &Event + &EventAcpi20 ); ASSERT_EFI_ERROR (Status); =20 + // + // Signal the events initially for the case + // that DMAR table has been installed. + // + gBS->SignalEvent (EventAcpi20); + gBS->SignalEvent (EventAcpi10); + Status =3D gBS->CreateEventEx ( EVT_NOTIFY_SIGNAL, TPL_CALLBACK, diff --git a/IntelSiliconPkg/Feature/VTd/IntelVTdDxe/DmarAcpiTable.c b/Inte= lSiliconPkg/Feature/VTd/IntelVTdDxe/DmarAcpiTable.c index ce350bafbe3f..b16bd93d53f1 100644 --- a/IntelSiliconPkg/Feature/VTd/IntelVTdDxe/DmarAcpiTable.c +++ b/IntelSiliconPkg/Feature/VTd/IntelVTdDxe/DmarAcpiTable.c @@ -1005,6 +1005,9 @@ GetDmarAcpiTable ( &AcpiTable ); } + if (EFI_ERROR (Status)) { + return EFI_NOT_FOUND; + } ASSERT (AcpiTable !=3D NULL); =20 mAcpiDmarTable =3D FindAcpiPtr ( --=20 2.7.0.windows.1 _______________________________________________ edk2-devel mailing list edk2-devel@lists.01.org https://lists.01.org/mailman/listinfo/edk2-devel