From nobody Mon Feb 9 05:00:24 2026 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+93135+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+93135+1787277+3901457@groups.io; dmarc=fail(p=none dis=none) header.from=intel.com ARC-Seal: i=1; a=rsa-sha256; t=1662366942; cv=none; d=zohomail.com; s=zohoarc; b=blKVIEaaWiTb83scPnxQoo4k9VAncPwuMAybICZCoGm+xcn80y7R8smRr7GGuiJVdxAtKdT7K0+/gjX3jOX/3Yd5VXupXZh48VpnvT2oUkqIoxOpMNbzHjQ36xzvbhlj97h/zWnfhQHSUgs+NE4xuklNMdUxi6n75wgTZQ3SIWE= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1662366942; h=Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Id:List-Help:List-Unsubscribe:MIME-Version:Message-ID:Reply-To:References:Sender:Subject:To; bh=R7M/GpNLflKpLdgA3DWwUBaHIV5kjYGimu6PrsZ3PSA=; b=erbpgMhJUdkFCEc/e5/R5/K0nqhvcwbIXJ8Rszt9aEQ1fUsvpqdSCfZLb0ahgM0U7R338X1mTWuO5BWNw3f83ye7gCfIrkaqTwo36giG34Y44owudm5NzFcUa51N0Hx3AW3FxLiWzHDRwsC4Q26VtBJF3fpAKOxPAEXuHWTtdro= 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+93135+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 1662366942910541.7371404457516; Mon, 5 Sep 2022 01:35:42 -0700 (PDT) Return-Path: X-Received: by 127.0.0.2 with SMTP id 5IsoYY1788612xpZ1Bhmj27s; Mon, 05 Sep 2022 01:35:42 -0700 X-Received: from mga18.intel.com (mga18.intel.com [134.134.136.126]) by mx.groups.io with SMTP id smtpd.web09.22417.1662366920227192887 for ; Mon, 05 Sep 2022 01:35:42 -0700 X-IronPort-AV: E=McAfee;i="6500,9779,10460"; a="279355951" X-IronPort-AV: E=Sophos;i="5.93,290,1654585200"; d="scan'208";a="279355951" X-Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Sep 2022 01:35:41 -0700 X-IronPort-AV: E=Sophos;i="5.93,290,1654585200"; d="scan'208";a="675194507" X-Received: from mxu9-mobl1.ccr.corp.intel.com ([10.255.30.119]) by fmsmga008-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Sep 2022 01:35:38 -0700 From: "Min Xu" To: devel@edk2.groups.io Cc: Jiaqi Gao , Michael D Kinney , Liming Gao , Zhiguang Liu , Erdem Aktas , Gerd Hoffmann , James Bottomley , Jiewen Yao , Tom Lendacky , Min Xu Subject: [edk2-devel] [PATCH V3 10/12] MdePkg: The prototype definition of EdkiiMemoryAcceptProtocol Date: Mon, 5 Sep 2022 16:35:04 +0800 Message-Id: In-Reply-To: References: 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,min.m.xu@intel.com X-Gm-Message-State: ZdzrrH9BCBWb5ul0SQeZ2BMKx1787277AA= Content-Transfer-Encoding: quoted-printable DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=groups.io; q=dns/txt; s=20140610; t=1662366942; bh=OeeW4tqAxyinS7QMDmvnBl+5YWX0oyFPtyM+BaPF83Q=; h=Cc:Date:From:Reply-To:Subject:To; b=ld2NCBwQAabNQusy0sGJaY0WgI2dl6UxJK+kDFfEaV79O/ZcDe+QWSoCTi2eclEoYg/ hCUSQA2Q+dAJfzRR7H1IEk52uen049NbFc4mHJ2haWktl86ym3ouEiBKIp6Lv1PEbiTxv 1atIW++T2Ll8Lsob/XuSgqNWy9XjF54KUAM= X-ZohoMail-DKIM: pass (identity @groups.io) X-ZM-MESSAGEID: 1662366944571100001 Content-Type: text/plain; charset="utf-8" From: Jiaqi Gao RFC: https://bugzilla.tianocore.org/show_bug.cgi?id=3D3937 EdkiiMemoryAcceptProtocol is defined in MdePkg, the method AcceptMemory() can be called when memory needs to be accepted. EdkiiMemoryAcceptProtocol can be installed by architecture-specific drivers such as TdxDxe. This allows different isolation architectures to realize their own low-level methods to accept memory. Cc: Michael D Kinney Cc: Liming Gao Cc: Zhiguang Liu Cc: Erdem Aktas Cc: Gerd Hoffmann Cc: James Bottomley Cc: Jiewen Yao Cc: Tom Lendacky Acked-by: Gerd Hoffmann Signed-off-by: Jiaqi Gao Signed-off-by: Min Xu --- MdePkg/Include/Protocol/MemoryAccept.h | 37 ++++++++++++++++++++++++++ MdePkg/MdePkg.dec | 3 +++ 2 files changed, 40 insertions(+) create mode 100644 MdePkg/Include/Protocol/MemoryAccept.h diff --git a/MdePkg/Include/Protocol/MemoryAccept.h b/MdePkg/Include/Protoc= ol/MemoryAccept.h new file mode 100644 index 000000000000..f7646e04d8a1 --- /dev/null +++ b/MdePkg/Include/Protocol/MemoryAccept.h @@ -0,0 +1,37 @@ +/** @file + The file provides the protocol to provide interface to accept memory. + + Copyright (c) 2021 - 2022, Intel Corporation. All rights reserved.
+ SPDX-License-Identifier: BSD-2-Clause-Patent +**/ + +#ifndef MEMORY_ACCEPT_H_ +#define MEMORY_ACCEPT_H_ + +#define EDKII_MEMORY_ACCEPT_PROTOCOL_GUID \ + { 0x38c74800, 0x5590, 0x4db4, { 0xa0, 0xf3, 0x67, 0x5d, 0x9b, 0x8e, 0x80= , 0x26 } }; + +typedef struct _EDKII_MEMORY_ACCEPT_PROTOCOL EDKII_MEMORY_ACCEPT_PROTOCOL; + +/** + @param This A pointer to a EDKII_MEMORY_ACCEPT_PROTOCO= L. +**/ +typedef +EFI_STATUS +(EFIAPI *EDKII_ACCEPT_MEMORY)( + IN EDKII_MEMORY_ACCEPT_PROTOCOL *This, + IN EFI_PHYSICAL_ADDRESS StartAddress, + IN UINTN Size + ); + +/// +/// The EDKII_MEMORY_ACCEPT_PROTOCOL provides the ability for memory servi= ces +/// to accept memory. +/// +struct _EDKII_MEMORY_ACCEPT_PROTOCOL { + EDKII_ACCEPT_MEMORY AcceptMemory; +}; + +extern EFI_GUID gEdkiiMemoryAcceptProtocolGuid; + +#endif diff --git a/MdePkg/MdePkg.dec b/MdePkg/MdePkg.dec index f1ebf9e251c1..6b6bfbec29b3 100644 --- a/MdePkg/MdePkg.dec +++ b/MdePkg/MdePkg.dec @@ -1019,6 +1019,9 @@ gEfiPeiDelayedDispatchPpiGuid =3D { 0x869c711d, 0x649c, 0x44fe, { 0x8b,= 0x9e, 0x2c, 0xbb, 0x29, 0x11, 0xc3, 0xe6 }} =20 [Protocols] + ## Include/Protocol/MemoryAccept.h + gEdkiiMemoryAcceptProtocolGuid =3D { 0x38c74800, 0x5590, 0x4db4, { 0xa0,= 0xf3, 0x67, 0x5d, 0x9b, 0x8e, 0x80, 0x26 }} + ## Include/Protocol/Pcd.h gPcdProtocolGuid =3D { 0x11B34006, 0xD85B, 0x4D0A, { 0xA2,= 0x90, 0xD5, 0xA5, 0x71, 0x31, 0x0E, 0xF7 }} =20 --=20 2.29.2.windows.2 -=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#93135): https://edk2.groups.io/g/devel/message/93135 Mute This Topic: https://groups.io/mt/93474521/1787277 Group Owner: devel+owner@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [importer@patchew.org] -=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-