From patchwork Thu Jul 8 00:55:10 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Isaku Yamahata X-Patchwork-Id: 12364479 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=-13.7 required=3.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 78102C07E95 for ; Thu, 8 Jul 2021 01:14:40 +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 1334E61206 for ; Thu, 8 Jul 2021 01:14:40 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1334E61206 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:40384 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1m1Ich-0000Ho-9e for qemu-devel@archiver.kernel.org; Wed, 07 Jul 2021 21:14:39 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:38230) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1m1IL4-0002iv-2Q for qemu-devel@nongnu.org; Wed, 07 Jul 2021 20:56:27 -0400 Received: from mga12.intel.com ([192.55.52.136]:57610) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1m1IL2-0007LH-AK for qemu-devel@nongnu.org; Wed, 07 Jul 2021 20:56:25 -0400 X-IronPort-AV: E=McAfee;i="6200,9189,10038"; a="189101740" X-IronPort-AV: E=Sophos;i="5.84,222,1620716400"; d="scan'208";a="189101740" Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Jul 2021 17:55:59 -0700 X-IronPort-AV: E=Sophos;i="5.84,222,1620716400"; d="scan'208";a="423770120" Received: from ls.sc.intel.com (HELO localhost) ([143.183.96.54]) by fmsmga007-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Jul 2021 17:55:59 -0700 From: isaku.yamahata@gmail.com To: qemu-devel@nongnu.org, pbonzini@redhat.com, alistair@alistair23.me, ehabkost@redhat.com, marcel.apfelbaum@gmail.com, mst@redhat.com, cohuck@redhat.com, mtosatti@redhat.com, xiaoyao.li@intel.com, seanjc@google.com, erdemaktas@google.com Subject: [RFC PATCH v2 40/44] hw/i386: add a flag to disallow SMI Date: Wed, 7 Jul 2021 17:55:10 -0700 Message-Id: X-Mailer: git-send-email 2.25.1 In-Reply-To: References: MIME-Version: 1.0 Received-SPF: pass client-ip=192.55.52.136; envelope-from=isaku.yamahata@intel.com; helo=mga12.intel.com X-Spam_score_int: -17 X-Spam_score: -1.8 X-Spam_bar: - X-Spam_report: (-1.8 / 5.0 requ) BAYES_00=-1.9, DKIM_ADSP_CUSTOM_MED=0.001, FORGED_GMAIL_RCVD=1, FREEMAIL_FORGED_FROMDOMAIN=0.25, FREEMAIL_FROM=0.001, HEADER_FROM_DIFFERENT_DOMAINS=0.25, NML_ADSP_CUSTOM_MED=0.9, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action 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: isaku.yamahata@intel.com, isaku.yamahata@gmail.com, kvm@vger.kernel.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Isaku Yamahata Add a new flag to X86Machine to disallow SMI and pass it to ioapic creation so that ioapic disallows delivery mode of SMI. Signed-off-by: Isaku Yamahata --- hw/i386/microvm.c | 6 ++++-- hw/i386/pc_piix.c | 3 ++- hw/i386/pc_q35.c | 3 ++- hw/i386/x86.c | 11 +++++++++-- include/hw/i386/x86.h | 7 +++++-- 5 files changed, 22 insertions(+), 8 deletions(-) diff --git a/hw/i386/microvm.c b/hw/i386/microvm.c index 9b03d051ca..7504324891 100644 --- a/hw/i386/microvm.c +++ b/hw/i386/microvm.c @@ -175,10 +175,12 @@ static void microvm_devices_init(MicrovmMachineState *mms) &error_abort); isa_bus_irqs(isa_bus, x86ms->gsi); - ioapic_init_gsi(gsi_state, "machine", x86ms->eoi_intercept_unsupported); + ioapic_init_gsi(gsi_state, "machine", x86ms->eoi_intercept_unsupported, + x86ms->smi_unsupported); if (ioapics > 1) { x86ms->ioapic2 = ioapic_init_secondary( - gsi_state, x86ms->eoi_intercept_unsupported); + gsi_state, x86ms->eoi_intercept_unsupported, + x86ms->smi_unsupported); } kvmclock_create(true); diff --git a/hw/i386/pc_piix.c b/hw/i386/pc_piix.c index a601c4a916..0958035bf8 100644 --- a/hw/i386/pc_piix.c +++ b/hw/i386/pc_piix.c @@ -223,7 +223,8 @@ static void pc_init1(MachineState *machine, } if (pcmc->pci_enabled) { - ioapic_init_gsi(gsi_state, "i440fx", x86ms->eoi_intercept_unsupported); + ioapic_init_gsi(gsi_state, "i440fx", x86ms->eoi_intercept_unsupported, + x86ms->smi_unsupported); } if (tcg_enabled()) { diff --git a/hw/i386/pc_q35.c b/hw/i386/pc_q35.c index 464463766c..1ab8a6a78b 100644 --- a/hw/i386/pc_q35.c +++ b/hw/i386/pc_q35.c @@ -256,7 +256,8 @@ static void pc_q35_init(MachineState *machine) } if (pcmc->pci_enabled) { - ioapic_init_gsi(gsi_state, "q35", x86ms->eoi_intercept_unsupported); + ioapic_init_gsi(gsi_state, "q35", x86ms->eoi_intercept_unsupported, + x86ms->smi_unsupported); } if (tcg_enabled()) { diff --git a/hw/i386/x86.c b/hw/i386/x86.c index 88c365b72d..3dc36e3590 100644 --- a/hw/i386/x86.c +++ b/hw/i386/x86.c @@ -609,7 +609,8 @@ void gsi_handler(void *opaque, int n, int level) } void ioapic_init_gsi(GSIState *gsi_state, const char *parent_name, - bool level_trigger_unsupported) + bool level_trigger_unsupported, + bool smi_unsupported) { DeviceState *dev; SysBusDevice *d; @@ -625,6 +626,8 @@ void ioapic_init_gsi(GSIState *gsi_state, const char *parent_name, "ioapic", OBJECT(dev)); object_property_set_bool(OBJECT(dev), "level_trigger_unsupported", level_trigger_unsupported, NULL); + object_property_set_bool(OBJECT(dev), "smi_unsupported", + smi_unsupported, NULL); d = SYS_BUS_DEVICE(dev); sysbus_realize_and_unref(d, &error_fatal); sysbus_mmio_map(d, 0, IO_APIC_DEFAULT_ADDRESS); @@ -635,7 +638,8 @@ void ioapic_init_gsi(GSIState *gsi_state, const char *parent_name, } DeviceState *ioapic_init_secondary(GSIState *gsi_state, - bool level_trigger_unsupported) + bool level_trigger_unsupported, + bool smi_unsupported) { DeviceState *dev; SysBusDevice *d; @@ -644,6 +648,8 @@ DeviceState *ioapic_init_secondary(GSIState *gsi_state, dev = qdev_new(TYPE_IOAPIC); object_property_set_bool(OBJECT(dev), "level_trigger_unsupported", level_trigger_unsupported, NULL); + object_property_set_bool(OBJECT(dev), "smi_unsupported", + smi_unsupported, NULL); d = SYS_BUS_DEVICE(dev); sysbus_realize_and_unref(d, &error_fatal); sysbus_mmio_map(d, 0, IO_APIC_SECONDARY_ADDRESS); @@ -1318,6 +1324,7 @@ static void x86_machine_initfn(Object *obj) x86ms->oem_table_id = g_strndup(ACPI_BUILD_APPNAME8, 8); x86ms->bus_lock_ratelimit = 0; x86ms->eoi_intercept_unsupported = false; + x86ms->smi_unsupported = false; object_property_add_str(obj, "kvm-type", x86_get_kvm_type, x86_set_kvm_type); diff --git a/include/hw/i386/x86.h b/include/hw/i386/x86.h index 7536e5fb8c..3d1d74d171 100644 --- a/include/hw/i386/x86.h +++ b/include/hw/i386/x86.h @@ -64,6 +64,7 @@ struct X86MachineState { unsigned apic_id_limit; uint16_t boot_cpus; bool eoi_intercept_unsupported; + bool smi_unsupported; OnOffAuto smm; OnOffAuto acpi; @@ -141,8 +142,10 @@ typedef struct GSIState { qemu_irq x86_allocate_cpu_irq(void); void gsi_handler(void *opaque, int n, int level); void ioapic_init_gsi(GSIState *gsi_state, const char *parent_name, - bool eoi_intercept_unsupported); + bool eoi_intercept_unsupported, + bool smi_unsupported); DeviceState *ioapic_init_secondary(GSIState *gsi_state, - bool eoi_intercept_unsupported); + bool eoi_intercept_unsupported, + bool smi_unsupported); #endif