From nobody Mon Feb 9 16:02:09 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+95530+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+95530+1787277+3901457@groups.io ARC-Seal: i=1; a=rsa-sha256; t=1666644098; cv=none; d=zohomail.com; s=zohoarc; b=FNROiR6kJ5GG/YFbu0T062FbxrSUTtHO9F3kLoI5/9Dd3BxiKgAuPFAyVBfCotF8qaGiNdTixM93ODWYbj+kpHJXUfoPEcGFalTocxaO178z0bL4trW9zowS+OTQTo2xQlbigaFp3URAQ5WynDhco4bydcfYml1JzEq9bxwMZoY= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1666644098; h=Content-Type: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=G9DS0LTll1G8T1epF2oYVhcd/pqXkf678HLOeoT7qSA=; b=Qj08Jom8LOwmL3Zrj3+JH+ZYUTJMmiQLhEN7yrxOpe0EDXkCQWdxg8yLzkq7uE41iA8UboIxBEMsUfyGnbsoj/1jPxF7JnRJhpIPXlXdKao0Te3tCJ5XgREkTGpc8lVCV1M/Rz1rKzJF8SSeMlpGtConCtKhnWqRZfme3msa/5Q= 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+95530+1787277+3901457@groups.io Received: from mail02.groups.io (mail02.groups.io [66.175.222.108]) by mx.zohomail.com with SMTPS id 1666644098298793.3157261081411; Mon, 24 Oct 2022 13:41:38 -0700 (PDT) Return-Path: X-Received: by 127.0.0.2 with SMTP id MARmYY1788612xWA8RImEEOJ; Mon, 24 Oct 2022 13:41:38 -0700 X-Received: from mail-pl1-f202.google.com (mail-pl1-f202.google.com [209.85.214.202]) by mx.groups.io with SMTP id smtpd.web10.1415.1666644096638138152 for ; Mon, 24 Oct 2022 13:41:36 -0700 X-Received: by mail-pl1-f202.google.com with SMTP id c12-20020a170903234c00b0017f695bf8f0so6944114plh.6 for ; Mon, 24 Oct 2022 13:41:36 -0700 (PDT) X-Gm-Message-State: taovYgB7Wj9evNdPHT0BI9Akx1787277AA= X-Google-Smtp-Source: AMsMyM7CVgyPjUXhEeaViPfXZda+f7yW79KxlTP3zmVI2+ybIEDfcx56vSlr/Q2xLxg/Co/4YZp3E2AeDOK/w55DRA== X-Received: from dionnaglaze.c.googlers.com ([fda3:e722:ac3:cc00:7f:e700:c0a8:2ee6]) (user=dionnaglaze job=sendgmr) by 2002:a63:d202:0:b0:46f:930:ea56 with SMTP id a2-20020a63d202000000b0046f0930ea56mr6235815pgg.275.1666644095999; Mon, 24 Oct 2022 13:41:35 -0700 (PDT) Date: Mon, 24 Oct 2022 20:41:13 +0000 In-Reply-To: <20221024204114.2772064-1-dionnaglaze@google.com> Mime-Version: 1.0 References: <20221024204114.2772064-1-dionnaglaze@google.com> Message-ID: <20221024204114.2772064-7-dionnaglaze@google.com> Subject: [edk2-devel] [PATCH v8 6/7] OvmfPkg: Implement AcceptAllUnacceptedMemory in CocoDxe From: "Dionna Glaze via groups.io" To: devel@edk2.groups.io Cc: Dionna Glaze , Gerd Hoffmann , James Bottomley , Jiewen Yao , Tom Lendacky , Ard Biesheuvel , "Min M. Xu" , Andrew Fish , "Michael D. Kinney" 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,dionnaglaze@google.com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=groups.io; q=dns/txt; s=20140610; t=1666644098; bh=7g1TSJVlRaXocGW4XOyGfYYChk7QqC2AO7wxtbVU0fM=; h=Cc:Content-Type:Date:From:Reply-To:Subject:To; b=c8Oo/oithYPQV659JsRGjyzR/d9eJzkKmSftEhFVCVy3bnaJhalI0u4ChGmE/Q1aGCj f9ygVqdO+3fRGFjdn7sYaabz8ZWAuSM5C16a7bDwgjh3D/P9qLoP9MyWQmgpr7ieo692j K4Y/wUk0cR+zOgyju/bbNLzz44wPGA2a084= X-ZohoMail-DKIM: pass (identity @groups.io) X-ZM-MESSAGEID: 1666644099678100005 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" This protocol implementation disables the accept-all-memory behavior of the BeforeExitBootServices event this driver adds. Cc: Gerd Hoffmann Cc: James Bottomley Cc: Jiewen Yao Cc: Tom Lendacky Cc: Ard Biesheuvel Cc: "Min M. Xu" Cc: Andrew Fish Cc: "Michael D. Kinney" Signed-off-by: Dionna Glaze --- OvmfPkg/CocoDxe/CocoDxe.c | 28 ++++++++++++++++++++ OvmfPkg/CocoDxe/CocoDxe.inf | 1 + 2 files changed, 29 insertions(+) diff --git a/OvmfPkg/CocoDxe/CocoDxe.c b/OvmfPkg/CocoDxe/CocoDxe.c index 98874e6cfc..14fbcf60d7 100644 --- a/OvmfPkg/CocoDxe/CocoDxe.c +++ b/OvmfPkg/CocoDxe/CocoDxe.c @@ -17,11 +17,14 @@ #include #include #include +#include =20 STATIC BOOLEAN mAcceptAllMemoryAtEBS =3D TRUE; =20 STATIC EFI_EVENT mAcceptAllMemoryEvent =3D NULL; =20 +STATIC EFI_HANDLE mCocoDxeHandle =3D NULL; + STATIC EFI_STATUS AcceptAllMemory ( @@ -110,6 +113,21 @@ ResolveUnacceptedMemory ( ASSERT_EFI_ERROR (Status); } =20 +STATIC +EFI_STATUS +EFIAPI +AllowUnacceptedMemory ( + IN BZ3987_MEMORY_ACCEPTANCE_PROTOCOL *This + ) +{ + mAcceptAllMemoryAtEBS =3D FALSE; + return EFI_SUCCESS; +} + +STATIC +BZ3987_MEMORY_ACCEPTANCE_PROTOCOL + mMemoryAcceptanceProtocol =3D { AllowUnacceptedMemory }; + EFI_STATUS EFIAPI CocoDxeEntryPoint ( @@ -142,5 +160,15 @@ CocoDxeEntryPoint ( DEBUG ((DEBUG_ERROR, "AllowUnacceptedMemory event creation for EventBe= foreExitBootServices failed.\n")); } =20 + Status =3D gBS->InstallProtocolInterface ( + &mCocoDxeHandle, + &gBz3987MemoryAcceptanceProtocolGuid, + EFI_NATIVE_INTERFACE, + &mMemoryAcceptanceProtocol + ); + if (EFI_ERROR (Status)) { + DEBUG ((DEBUG_ERROR, "Install Bz3987MemoryAcceptanceProtocol failed.\n= ")); + } + return EFI_SUCCESS; } diff --git a/OvmfPkg/CocoDxe/CocoDxe.inf b/OvmfPkg/CocoDxe/CocoDxe.inf index 8d4452e94d..05c2651a89 100644 --- a/OvmfPkg/CocoDxe/CocoDxe.inf +++ b/OvmfPkg/CocoDxe/CocoDxe.inf @@ -42,4 +42,5 @@ gEfiEventBeforeExitBootServicesGuid =20 [Protocols] + gBz3987MemoryAcceptanceProtocolGuid gEdkiiMemoryAcceptProtocolGuid --=20 2.38.0.135.g90850a2211-goog -=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D- Groups.io Links: You receive all messages sent to this group. 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