From patchwork Wed Sep 30 13:40:14 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vitaly Kuznetsov X-Patchwork-Id: 1374374 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256 header.s=mimecast20190719 header.b=WCPZzaZs; dkim-atps=neutral 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 ozlabs.org (Postfix) with ESMTPS id 4C1d1N2c3Qz9sSG for ; Wed, 30 Sep 2020 23:50:16 +1000 (AEST) Received: from localhost ([::1]:57556 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kNcUo-0006O7-7T for incoming@patchwork.ozlabs.org; Wed, 30 Sep 2020 09:50:14 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:37834) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kNcMM-00068s-Bj for qemu-devel@nongnu.org; Wed, 30 Sep 2020 09:41:30 -0400 Received: from us-smtp-delivery-124.mimecast.com ([63.128.21.124]:32378) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1kNcMF-0005bx-Qd for qemu-devel@nongnu.org; Wed, 30 Sep 2020 09:41:29 -0400 Dkim-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1601473282; 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: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=cRKCvAJzbGC4n/pGjCuBkh9xgOAleZcJhxYpNzpXK+Y=; b=WCPZzaZsrCqMFAZgSshmthYTi8FO9z86G3rcHJ1cqJ4Oxd/8Ge6eczSZ6Ud6i074vAl2TT bfiaLj9HH9C26peo/lqYSm0lbKyRPPlLna3epuIO99hJ+6ZDQKlHf/eo90TsXgE5npLczo dLWIdBpwgPCiQs7afhtAuJ2yDpCRsxQ= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-254-3dloJli-O4-ckWikIGL1HA-1; Wed, 30 Sep 2020 09:41:19 -0400 X-MC-Unique: 3dloJli-O4-ckWikIGL1HA-1 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id A57A81040C2F for ; Wed, 30 Sep 2020 13:41:18 +0000 (UTC) Received: from vitty.brq.redhat.com (unknown [10.40.194.207]) by smtp.corp.redhat.com (Postfix) with ESMTP id F3D9260C05; Wed, 30 Sep 2020 13:41:12 +0000 (UTC) From: Vitaly Kuznetsov To: qemu-devel@nongnu.org Subject: [PATCH RFC v2 06/19] i386: move hyperv_version_id initialization to x86_cpu_realizefn() Date: Wed, 30 Sep 2020 15:40:14 +0200 Message-Id: <20200930134027.1348021-7-vkuznets@redhat.com> In-Reply-To: <20200930134027.1348021-1-vkuznets@redhat.com> References: <20200930134027.1348021-1-vkuznets@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=vkuznets@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=63.128.21.124; envelope-from=vkuznets@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/09/30 00:31:59 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -25 X-Spam_score: -2.6 X-Spam_bar: -- X-Spam_report: (-2.6 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.469, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham 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: Paolo Bonzini , Marcelo Tosatti , Eduardo Habkost Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" As a preparation to expanding Hyper-V CPU features early, move hyperv_version_id initialization to x86_cpu_realizefn(). Signed-off-by: Vitaly Kuznetsov --- target/i386/cpu.c | 4 ++++ target/i386/cpu.h | 1 + target/i386/kvm.c | 14 ++++++++++++-- 3 files changed, 17 insertions(+), 2 deletions(-) diff --git a/target/i386/cpu.c b/target/i386/cpu.c index 9e77d9579b5c..99bcfcbb448a 100644 --- a/target/i386/cpu.c +++ b/target/i386/cpu.c @@ -6511,6 +6511,10 @@ static void x86_cpu_hyperv_realize(X86CPU *cpu) cpu->hyperv_interface_id[1] = 0; cpu->hyperv_interface_id[2] = 0; cpu->hyperv_interface_id[3] = 0; + + /* Hypervisor system identity */ + cpu->hyperv_version_id[0] = 0x00001bbc; + cpu->hyperv_version_id[1] = 0x00060001; } static void x86_cpu_realizefn(DeviceState *dev, Error **errp) diff --git a/target/i386/cpu.h b/target/i386/cpu.h index 702949462ab9..077c19c5642b 100644 --- a/target/i386/cpu.h +++ b/target/i386/cpu.h @@ -1661,6 +1661,7 @@ struct X86CPU { OnOffAuto hyperv_no_nonarch_cs; uint32_t hyperv_vendor_id[3]; uint32_t hyperv_interface_id[4]; + uint32_t hyperv_version_id[4]; bool check_cpuid; bool enforce_cpuid; diff --git a/target/i386/kvm.c b/target/i386/kvm.c index 6dde7c97deb3..b335b3a3d1c7 100644 --- a/target/i386/kvm.c +++ b/target/i386/kvm.c @@ -1239,6 +1239,14 @@ static int hyperv_handle_properties(CPUState *cs, cpu->hyperv_interface_id[3] = c->edx; } + c = cpuid_find_entry(cpuid, HV_CPUID_VERSION, 0); + if (c) { + cpu->hyperv_version_id[0] = c->eax; + cpu->hyperv_version_id[1] = c->ebx; + cpu->hyperv_version_id[2] = c->ecx; + cpu->hyperv_version_id[3] = c->edx; + } + c = cpuid_find_entry(cpuid, HV_CPUID_FEATURES, 0); if (c) { env->features[FEAT_HYPERV_EAX] = c->eax; @@ -1328,8 +1336,10 @@ static int hyperv_handle_properties(CPUState *cs, c = &cpuid_ent[cpuid_i++]; c->function = HV_CPUID_VERSION; - c->eax = 0x00001bbc; - c->ebx = 0x00060001; + c->eax = cpu->hyperv_version_id[0]; + c->ebx = cpu->hyperv_version_id[1]; + c->ecx = cpu->hyperv_version_id[2]; + c->edx = cpu->hyperv_version_id[3]; c = &cpuid_ent[cpuid_i++]; c->function = HV_CPUID_FEATURES;