From nobody Fri May 10 03:12:11 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zohomail.com: domain of groups.io designates 66.175.222.108 as permitted sender) client-ip=66.175.222.108; envelope-from=bounce+27952+90350+1787277+3901457@groups.io; helo=mail02.groups.io; Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of groups.io designates 66.175.222.108 as permitted sender) smtp.mailfrom=bounce+27952+90350+1787277+3901457@groups.io; dmarc=fail(p=none dis=none) header.from=intel.com ARC-Seal: i=1; a=rsa-sha256; t=1654751467; cv=none; d=zohomail.com; s=zohoarc; b=R25VmRnpFOKhOl/UKIiucDE+ypkart9qvI93uxoEhlxk/CAndhXHp+erBVJ9xXbspLYhDRyH9S0NU13jiIhoZcEAnil7nPM4eoyJMn2IfkIYuKQ97LfMJVLRoF7k1uuTjs2VxCaH5nv5yr2CJs2rdeOifV+ld53IkbRKFj2xTkY= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1654751467; h=Content-Transfer-Encoding:Cc:Date:From:List-Subscribe:List-Id:List-Help:List-Unsubscribe:MIME-Version:Message-ID:Reply-To:Sender:Subject:To; bh=pmL/JqTBYguHAkrF2XlZpTWUx5+AyRKuvDyCSIUArQA=; b=Bied4utVFn64GRlN/zZkP755IpbSTLa6Bf+Kz8ug2UaXxqptP5iIEblaq6ypJZscYJ6ntli5mBgYQnmgMb56NIKk0j3gV1f5NR74PlSzmGueB4b1qQ85jAKWAPkiSAT8LmXp00r1cwQiRJLZ+nm8n/jWxL86EBw0jSj0vHmyHWQ= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of groups.io designates 66.175.222.108 as permitted sender) smtp.mailfrom=bounce+27952+90350+1787277+3901457@groups.io; dmarc=fail header.from= (p=none dis=none) Received: from mail02.groups.io (mail02.groups.io [66.175.222.108]) by mx.zohomail.com with SMTPS id 1654751467644550.6889481729235; Wed, 8 Jun 2022 22:11:07 -0700 (PDT) Return-Path: X-Received: by 127.0.0.2 with SMTP id joHLYY1788612xZuclhMLtY6; Wed, 08 Jun 2022 22:11:07 -0700 X-Received: from mga06.intel.com (mga06.intel.com [134.134.136.31]) by mx.groups.io with SMTP id smtpd.web12.6851.1654751465047867743 for ; Wed, 08 Jun 2022 22:11:06 -0700 X-IronPort-AV: E=McAfee;i="6400,9594,10372"; a="338919774" X-IronPort-AV: E=Sophos;i="5.91,287,1647327600"; d="scan'208";a="338919774" X-Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Jun 2022 22:11:04 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.91,287,1647327600"; d="scan'208";a="670968744" X-Received: from shwdesssddpdwei.ccr.corp.intel.com ([10.239.157.43]) by FMSMGA003.fm.intel.com with ESMTP; 08 Jun 2022 22:11:02 -0700 From: "Sheng Wei" To: devel@edk2.groups.io Cc: Robert Kowalewski , Ray Ni , Rangasai V Chaganty , Jenny Huang Subject: [edk2-devel] [PATCH v3] IntelSiliconPkg/VTd: Add PCD for VTd Abort DMA Mode Support Date: Thu, 9 Jun 2022 13:10:53 +0800 Message-Id: <20220609051053.2063-1-w.sheng@intel.com> MIME-Version: 1.0 Precedence: Bulk List-Unsubscribe: List-Subscribe: List-Help: Sender: devel@edk2.groups.io List-Id: Mailing-List: list devel@edk2.groups.io; contact devel+owner@edk2.groups.io Reply-To: devel@edk2.groups.io,w.sheng@intel.com X-Gm-Message-State: tLV0EKtNJe6PPaAunPExWoAkx1787277AA= Content-Transfer-Encoding: quoted-printable DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=groups.io; q=dns/txt; s=20140610; t=1654751467; bh=iW0w4Ppn/XoUCQmXWwB/5pnfAV3rRo51W4OMIlNSXd4=; h=Cc:Date:From:Reply-To:Subject:To; b=My9DjrQk2GLoWs9PQFUGN8b0BXAjiiXRViAWp93E57mx4Y0w7Uamb/QCvtjbIRx7+Fm jqIaF+I2c70eBwCoqyzYcOhybFKvTeu8Bh9BZlSOmu7S2o6TaxWU+HFm9dVaN5mmPnrRk Vv3zGD+y2X7nZg8uPGzTxpIinALvJ9TtICw= X-ZohoMail-DKIM: pass (identity @groups.io) X-ZM-MESSAGEID: 1654751467841100001 Content-Type: text/plain; charset="utf-8" PcdVTdSupportAbortDmaMode is used to enable/disable using VTd Abort DMA Mod= e. Signed-off-by: Sheng Wei Reviewed-by: Robert Kowalewski Cc: Ray Ni Cc: Rangasai V Chaganty Cc: Jenny Huang Change-Id: If999d2f4906bda887dffe8574ec17cb90346b710 Reviewed-by: Jenny Huang --- .../Feature/VTd/IntelVTdDmarPei/IntelVTdDmar.c | 9 ++++++--- .../Feature/VTd/IntelVTdDmarPei/IntelVTdDmarPei.inf | 3 ++- Silicon/Intel/IntelSiliconPkg/IntelSiliconPkg.dec | 6 ++++++ 3 files changed, 14 insertions(+), 4 deletions(-) diff --git a/Silicon/Intel/IntelSiliconPkg/Feature/VTd/IntelVTdDmarPei/Inte= lVTdDmar.c b/Silicon/Intel/IntelSiliconPkg/Feature/VTd/IntelVTdDmarPei/Inte= lVTdDmar.c index b4c44d87..0d372f6c 100644 --- a/Silicon/Intel/IntelSiliconPkg/Feature/VTd/IntelVTdDmarPei/IntelVTdDma= r.c +++ b/Silicon/Intel/IntelSiliconPkg/Feature/VTd/IntelVTdDmarPei/IntelVTdDma= r.c @@ -1,6 +1,6 @@ /** @file =20 - Copyright (c) 2020 - 2021, Intel Corporation. All rights reserved.
+ Copyright (c) 2020 - 2022, Intel Corporation. All rights reserved.
=20 SPDX-License-Identifier: BSD-2-Clause-Patent =20 @@ -570,10 +570,12 @@ EnableVTdTranslationProtectionBlockDma ( =20 DEBUG ((DEBUG_INFO, "EnableVTdTranslationProtectionBlockDma - 0x%08x\n",= VtdUnitBaseAddress)); =20 + DEBUG ((DEBUG_INFO, "PcdVTdSupportAbortDmaMode : %d\n", FixedPcdGetBool = (PcdVTdSupportAbortDmaMode))); + ECapReg.Uint64 =3D MmioRead64 (VtdUnitBaseAddress + R_ECAP_REG); - DEBUG ((DEBUG_INFO, "ECapReg : 0%016lx\n", ECapReg.Uint64)); + DEBUG ((DEBUG_INFO, "ECapReg.ADMS : %d\n", ECapReg.Bits.ADMS)); =20 - if (ECapReg.Bits.ADMS =3D=3D 1) { + if ((ECapReg.Bits.ADMS =3D=3D 1) && FixedPcdGetBool (PcdVTdSupportAbortD= maMode)) { // // Use Abort DMA Mode // @@ -594,6 +596,7 @@ EnableVTdTranslationProtectionBlockDma ( ASSERT (FALSE); return EFI_DEVICE_ERROR; } + DEBUG ((DEBUG_INFO, "Block All DMA by TE.\n")); Status =3D EnableDmarPreMem (VtdUnitBaseAddress, (UINT64) (*RootEntryT= able)); } =20 diff --git a/Silicon/Intel/IntelSiliconPkg/Feature/VTd/IntelVTdDmarPei/Inte= lVTdDmarPei.inf b/Silicon/Intel/IntelSiliconPkg/Feature/VTd/IntelVTdDmarPei= /IntelVTdDmarPei.inf index b97ff900..473665e9 100644 --- a/Silicon/Intel/IntelSiliconPkg/Feature/VTd/IntelVTdDmarPei/IntelVTdDma= rPei.inf +++ b/Silicon/Intel/IntelSiliconPkg/Feature/VTd/IntelVTdDmarPei/IntelVTdDma= rPei.inf @@ -4,7 +4,7 @@ # This driver initializes VTd engine based upon EDKII_VTD_INFO_PPI # and provide DMA protection in PEI. # -# Copyright (c) 2020, Intel Corporation. All rights reserved.
+# Copyright (c) 2022, Intel Corporation. All rights reserved.
# SPDX-License-Identifier: BSD-2-Clause-Patent # ## @@ -55,6 +55,7 @@ gIntelSiliconPkgTokenSpaceGuid.PcdVTdPolicyPropertyMask ## CONSUMES gIntelSiliconPkgTokenSpaceGuid.PcdVTdPeiDmaBufferSize ## CONSUMES gIntelSiliconPkgTokenSpaceGuid.PcdVTdPeiDmaBufferSizeS3 ## CONSUMES + gIntelSiliconPkgTokenSpaceGuid.PcdVTdSupportAbortDmaMode ## CONSUMES =20 [Depex] gEfiPeiMasterBootModePpiGuid AND diff --git a/Silicon/Intel/IntelSiliconPkg/IntelSiliconPkg.dec b/Silicon/In= tel/IntelSiliconPkg/IntelSiliconPkg.dec index e5b785ae..c36d130a 100644 --- a/Silicon/Intel/IntelSiliconPkg/IntelSiliconPkg.dec +++ b/Silicon/Intel/IntelSiliconPkg/IntelSiliconPkg.dec @@ -135,6 +135,12 @@ gIntelSiliconPkgTokenSpaceGuid.PcdFlashMicrocodeFvSize|0x000A0000|UINT32= |0x0000000A gIntelSiliconPkgTokenSpaceGuid.PcdFlashMicrocodeFvOffset|0x00660000|UINT= 32|0x0000000B =20 + ## Indicates if VTd Abort DMA Mode is supported.

+ # TRUE - Support VTd abort DMA mode. + # FALSE - Not support VTd abort DMA mode. + # @Prompt VTd abort DMA mode support. + gIntelSiliconPkgTokenSpaceGuid.PcdVTdSupportAbortDmaMode|FALSE|BOOLEAN|0= x0000000C + [PcdsFixedAtBuild, PcdsPatchableInModule] ## Error code for VTd error.

# EDKII_ERROR_CODE_VTD_ERROR =3D (EFI_IO_BUS_UNSPECIFIED | (EFI_OEM_SPE= CIFIC | 0x00000000)) =3D 0x02008000
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