From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 15C20C3A59C for ; Fri, 16 Aug 2019 11:25:18 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id DF6C92086C for ; Fri, 16 Aug 2019 11:25:17 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org DF6C92086C Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:54066 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1hyaM9-0000ew-2O for qemu-devel@archiver.kernel.org; Fri, 16 Aug 2019 07:25:17 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:47908) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1hyaLA-0008Cv-CM for qemu-devel@nongnu.org; Fri, 16 Aug 2019 07:24:17 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hyaL9-0008DR-Bt for qemu-devel@nongnu.org; Fri, 16 Aug 2019 07:24:16 -0400 Received: from mx1.redhat.com ([209.132.183.28]:37290) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hyaL9-0008Ci-6t for qemu-devel@nongnu.org; Fri, 16 Aug 2019 07:24:15 -0400 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 699E9308212F; Fri, 16 Aug 2019 11:24:14 +0000 (UTC) Received: from dell-r430-03.lab.eng.brq.redhat.com (dell-r430-03.lab.eng.brq.redhat.com [10.37.153.18]) by smtp.corp.redhat.com (Postfix) with ESMTP id 3A12A43FF3; Fri, 16 Aug 2019 11:24:12 +0000 (UTC) From: Igor Mammedov To: qemu-devel@nongnu.org Date: Fri, 16 Aug 2019 07:24:05 -0400 Message-Id: <20190816112407.28180-1-imammedo@redhat.com> X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.47]); Fri, 16 Aug 2019 11:24:14 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [POC QEMU PATCH 0/2] CPU hotplug: use dedicated SMRAM at 0x30000 in SMM address space X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "Chen, Yingwen" , edk2-devel-groups-io , Phillip Goerl , "Yao, Jiewen" , "Nakajima, Jun" , pbonzini@redhat.com, Boris Ostrovsky , edk2-rfc-groups-io , Laszlo Ersek , Joao Marcal Lemos Martins Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" It's just a quick hack together with Seabios to show that normal RAM at 0x30000 is not affected by SMM relocation and dedicated SMRAM could be used for relocation without need to care about untrusted RAM content at 0x30000. CC: "Chen, Yingwen" CC: edk2-devel-groups-io CC: Phillip Goerl CC: qemu devel list CC: "Yao, Jiewen" CC: "Nakajima, Jun" CC: Boris Ostrovsky CC: edk2-rfc-groups-io CC: Laszlo Ersek CC: Joao Marcal Lemos Martins CC: pbonzini@redhat.com include/hw/pci-host/q35.h | 1 + hw/pci-host/q35.c | 10 ++++++++++ 2 files changed, 11 insertions(+) -- 2.18.1