From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail02.groups.io (mail02.groups.io [66.175.222.108]) by spool.mail.gandi.net (Postfix) with ESMTPS id A5746AC0A51 for ; Wed, 28 Feb 2024 05:52:17 +0000 (UTC) DKIM-Signature: a=rsa-sha256; bh=0518Gqhz7tsf5ZMFt3CWVdwnV8hrBtzAs+1Mys5eTOM=; c=relaxed/simple; d=groups.io; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From:In-Reply-To:Precedence:List-Subscribe:List-Help:Sender:List-Id:Mailing-List:Delivered-To:Reply-To:List-Unsubscribe-Post:List-Unsubscribe:Content-Language:Content-Type:Content-Transfer-Encoding; s=20140610; t=1709099536; v=1; b=j4mNnahREy7041Qd95w1OD5zKcqC4URGcOGkIF6XmBBYteCFccDSKINWod96OjyxbMq1cVw2 1iGEkI2NzWVVAp9ZoIJpjRQOZo7B9FxAvjuB3XrGcBNrGzhUxpMgL+22Nn1jsbBCWgBZG11uo7V qpjFAeBR7dpjtDoaGZ+x7/3Q= X-Received: by 127.0.0.2 with SMTP id GBK1YY7687511xUzbr7aOSKF; Tue, 27 Feb 2024 21:52:16 -0800 X-Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by mx.groups.io with SMTP id smtpd.web10.7189.1709099535732248504 for ; Tue, 27 Feb 2024 21:52:15 -0800 X-Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-646-QzPN7e_1NKSK9jO9BZS4tQ-1; Wed, 28 Feb 2024 00:52:10 -0500 X-MC-Unique: QzPN7e_1NKSK9jO9BZS4tQ-1 X-Received: from smtp.corp.redhat.com (int-mx10.intmail.prod.int.rdu2.redhat.com [10.11.54.10]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 341D784B054; Wed, 28 Feb 2024 05:52:10 +0000 (UTC) X-Received: from [10.39.192.46] (unknown [10.39.192.46]) by smtp.corp.redhat.com (Postfix) with ESMTPS id AE249492BD7; Wed, 28 Feb 2024 05:52:08 +0000 (UTC) Message-ID: Date: Wed, 28 Feb 2024 06:52:07 +0100 MIME-Version: 1.0 Subject: Re: [edk2-devel] [PATCH 09/10] OvmfPkg/ResetVector: leave SEV VC handler installed longer To: devel@edk2.groups.io, kraxel@redhat.com Cc: Tom Lendacky , Jiewen Yao , Oliver Steffen , Erdem Aktas , Michael Roth , Ard Biesheuvel , Min Xu References: <20240222115435.85794-1-kraxel@redhat.com> <20240222115435.85794-10-kraxel@redhat.com> From: "Laszlo Ersek" In-Reply-To: <20240222115435.85794-10-kraxel@redhat.com> X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.10 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Precedence: Bulk 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,lersek@redhat.com List-Unsubscribe-Post: List-Unsubscribe=One-Click List-Unsubscribe: X-Gm-Message-State: enTfSlRF7SeXDOrZo9ljA6Bix7686176AA= Content-Language: en-US Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-GND-Status: LEGIT Authentication-Results: spool.mail.gandi.net; dkim=pass header.d=groups.io header.s=20140610 header.b=j4mNnahR; dmarc=fail reason="SPF not aligned (relaxed), DKIM not aligned (relaxed)" header.from=redhat.com (policy=none); spf=pass (spool.mail.gandi.net: domain of bounce@groups.io designates 66.175.222.108 as permitted sender) smtp.mailfrom=bounce@groups.io On 2/22/24 12:54, Gerd Hoffmann wrote: > When running in SEV mode keep the VC handler installed. > Add a function to uninstall it later. >=20 > This allows using the cpuid instruction in SetCr3ForPageTables64, > which is needed to check for la57 & 1G page support. >=20 > Signed-off-by: Gerd Hoffmann > --- > OvmfPkg/ResetVector/Ia32/AmdSev.asm | 12 ++++++++++-- > OvmfPkg/ResetVector/Ia32/PageTables64.asm | 1 + > OvmfPkg/ResetVector/Main.asm | 4 ++++ > 3 files changed, 15 insertions(+), 2 deletions(-) I'll leave this to Tom. Laszlo -=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 (#116089): https://edk2.groups.io/g/devel/message/116089 Mute This Topic: https://groups.io/mt/104506799/7686176 Group Owner: devel+owner@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [rebecca@openfw.io] -=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-