From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by mx.groups.io with SMTP id smtpd.web09.6093.1645613608326299095 for ; Wed, 23 Feb 2022 02:53:28 -0800 Authentication-Results: mx.groups.io; dkim=pass header.i=@redhat.com header.s=mimecast20190719 header.b=FtMYcx2n; spf=pass (domain: redhat.com, ip: 170.10.129.124, mailfrom: kraxel@redhat.com) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1645613607; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=yDqLxB7FJtDO10UiM5KRUsetfN5ysAL0Ie9Pv2QiLdw=; b=FtMYcx2nXNP25Wk5QfxTMPukmSDoWDY3m1dGNxzcX1bIEHcfOFSDesQMPalKXLUR9yxVFC us0j1ewGuyyHlYDQ/M36UqFX2l06R4ytIH05JpjJyT2LxQ46AopQYiukURvrUjy+fWfzJY QFAJzITfE94iEQvnkjQH4wJLd7HFzZY= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-595-Yg8bPEZBNlGbxb6kRA-ctA-1; Wed, 23 Feb 2022 05:53:22 -0500 X-MC-Unique: Yg8bPEZBNlGbxb6kRA-ctA-1 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id A150D824FA6; Wed, 23 Feb 2022 10:53:20 +0000 (UTC) Received: from sirius.home.kraxel.org (unknown [10.39.195.81]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 4BA4F83083; Wed, 23 Feb 2022 10:53:20 +0000 (UTC) Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id 4F0D918003BA; Wed, 23 Feb 2022 11:53:18 +0100 (CET) Date: Wed, 23 Feb 2022 11:53:18 +0100 From: "Gerd Hoffmann" To: Min Xu Cc: devel@edk2.groups.io, Michael D Kinney , Brijesh Singh , Erdem Aktas , James Bottomley , Jiewen Yao , Tom Lendacky Subject: Re: [PATCH V3 5/8] OvmfPkg/IntelTdx: Add Sec to bring up both Legacy and Tdx guest Message-ID: <20220223105318.tec6yytiwk7v3ll7@sirius.home.kraxel.org> References: <20220220023319.1495-1-min.m.xu@intel.com> <20220220023319.1495-6-min.m.xu@intel.com> MIME-Version: 1.0 In-Reply-To: <20220220023319.1495-6-min.m.xu@intel.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=kraxel@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Sun, Feb 20, 2022 at 10:33:16AM +0800, Min Xu wrote: > RFC: https://bugzilla.tianocore.org/show_bug.cgi?id=3429 > > OvmfPkg/IntelTdx/Sec is a simplied version of OvmfPkg/Sec. There > are below differences between these 2 Sec > - IntelTdx/Sec only supports Legacy guest and Tdx guest in X64. > - IntelTdx/Sec calls TdxStartup () to jump from SEC to DXE directly. > - IntelTdx/Sec uses MemoryAllocationLib / HobLib / PrePiLib in > EmbeddedPkg. > > Cc: Michael D Kinney > Cc: Brijesh Singh > Cc: Erdem Aktas > Cc: James Bottomley > Cc: Jiewen Yao > Cc: Tom Lendacky > Cc: Gerd Hoffmann > Signed-off-by: Min Xu Acked-by: Gerd Hoffmann