From patchwork Thu May 4 20:53:10 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Babu Moger X-Patchwork-Id: 1777073 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.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: legolas.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=amd.com header.i=@amd.com header.a=rsa-sha256 header.s=selector1 header.b=pK0ZFFc5; dkim-atps=neutral Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4QC5g655Vlz214L for ; Fri, 5 May 2023 06:55:14 +1000 (AEST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1pufxL-0001nX-1B; Thu, 04 May 2023 16:53:39 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1pufxJ-0001nG-C5 for qemu-devel@nongnu.org; Thu, 04 May 2023 16:53:37 -0400 Received: from mail-bn8nam11on20600.outbound.protection.outlook.com ([2a01:111:f400:7eae::600] helo=NAM11-BN8-obe.outbound.protection.outlook.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1pufxH-0006AH-5U for qemu-devel@nongnu.org; Thu, 04 May 2023 16:53:37 -0400 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=QTEqDiaLUP6L93wX/udf/mLgozjTl/xZ4otcVjWbiPZhr90KA9n6AyDgq93Ii122SwDP2w+9Wpa6dXUwygmokIL+J+9ieehiBBQgcMK34nxTFR/5g7sOVc2Yq6nvnFN45m+p9jfp1CgHWwHvatDy+5Qq2kibfGL/oqcro4MZC9s3vtSuMdDgsB+G3tTYBtHafVbipz68OqV1Wsk9g7kIuUHvn3oEL71LzMVmNgJt2Roa1m0vUQFZHVQeeHlbyFfVBPxpTnN2G7ZNd/J40DqejFkKISyirHxDrIjvRG6xlKn0BY18OrVN43qUbvzi4tBXoW0NDiMMK4n/+0oflvaq2A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=rbWhGaDsfZ7f4Rtw53TegEa8G45rHiyejRm38z1ZK3E=; b=JgFsGOiNLMCLokoCqqkDdPwmoyXrWGAQPl2/WXFUPrqxDQ0WY5wGWF4Y3ysuViYXOnNtPpj0GmXVaP/ZLsFGcUKV7JsQk5rGJ6HrJu30zUKK9Qqbf2m5WhuXxGuBGPUlzgEAzbh0RoGKPuHLSuEAOAqcJNsXqyQM7YALMw9cNaQBELd+EvBzLNvrNXsRBaaPs4diSgqYGDGxSfkptKMtJ7CbP9t3AAOP/iTtA7f5NimWvqCUrRp88MQObtqJ7arm/3+EQZv5ydT8JTWz4ZT3t7pZgvwG4G0ya64zxiNOuGwwC1PJUkihwUCXema4ul+CRfeS+91RFIVbdXxW5P5wkw== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 165.204.84.17) smtp.rcpttodomain=redhat.com smtp.mailfrom=amd.com; dmarc=pass (p=quarantine sp=quarantine pct=100) action=none header.from=amd.com; dkim=none (message not signed); arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amd.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=rbWhGaDsfZ7f4Rtw53TegEa8G45rHiyejRm38z1ZK3E=; b=pK0ZFFc5qn3z7wW4pLkfUWro4JsvRpC4V+8u0D0aR2/1ZB50t6g1bfDexCV/COO64GINlBo/E0atCrmxvhXGPsVjFNVVQa640uWZemSl25TbDj+Pu8M5e81nlRRiGKBj4YQD+hlId/7Jw7YUlO3B+vgRnX5Bwuaw8yt7UQHuV7U= Received: from MW4P222CA0011.NAMP222.PROD.OUTLOOK.COM (2603:10b6:303:114::16) by PH0PR12MB7470.namprd12.prod.outlook.com (2603:10b6:510:1e9::20) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6363.22; Thu, 4 May 2023 20:53:31 +0000 Received: from CO1NAM11FT098.eop-nam11.prod.protection.outlook.com (2603:10b6:303:114:cafe::6c) by MW4P222CA0011.outlook.office365.com (2603:10b6:303:114::16) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6363.26 via Frontend Transport; Thu, 4 May 2023 20:53:31 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 165.204.84.17) smtp.mailfrom=amd.com; dkim=none (message not signed) header.d=none;dmarc=pass action=none header.from=amd.com; Received-SPF: Pass (protection.outlook.com: domain of amd.com designates 165.204.84.17 as permitted sender) receiver=protection.outlook.com; client-ip=165.204.84.17; helo=SATLEXMB04.amd.com; pr=C Received: from SATLEXMB04.amd.com (165.204.84.17) by CO1NAM11FT098.mail.protection.outlook.com (10.13.174.207) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.6363.26 via Frontend Transport; Thu, 4 May 2023 20:53:30 +0000 Received: from bmoger-ubuntu.amd.com (10.180.168.240) by SATLEXMB04.amd.com (10.181.40.145) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.34; Thu, 4 May 2023 15:53:28 -0500 From: Babu Moger To: , CC: , , , , , , , , , , , , , , , , , Subject: [PATCH v4 5/7] target/i386: Add missing feature bits in EPYC-Milan model Date: Thu, 4 May 2023 15:53:10 -0500 Message-ID: <20230504205313.225073-6-babu.moger@amd.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230504205313.225073-1-babu.moger@amd.com> References: <20230504205313.225073-1-babu.moger@amd.com> MIME-Version: 1.0 X-Originating-IP: [10.180.168.240] X-ClientProxiedBy: SATLEXMB03.amd.com (10.181.40.144) To SATLEXMB04.amd.com (10.181.40.145) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CO1NAM11FT098:EE_|PH0PR12MB7470:EE_ X-MS-Office365-Filtering-Correlation-Id: 3c58fd64-e597-497c-a17b-08db4ce19e63 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:165.204.84.17; CTRY:US; LANG:en; SCL:1; SRV:; IPV:CAL; SFV:NSPM; H:SATLEXMB04.amd.com; PTR:InfoDomainNonexistent; CAT:NONE; SFS:(13230028)(4636009)(376002)(136003)(346002)(39860400002)(396003)(451199021)(46966006)(40470700004)(36840700001)(40460700003)(478600001)(4326008)(70206006)(7696005)(70586007)(6666004)(966005)(54906003)(316002)(110136005)(86362001)(36756003)(426003)(47076005)(336012)(26005)(36860700001)(1076003)(8676002)(8936002)(7416002)(5660300002)(44832011)(41300700001)(2906002)(82310400005)(40480700001)(356005)(81166007)(16526019)(186003)(83380400001)(2616005)(82740400003)(36900700001); DIR:OUT; SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 04 May 2023 20:53:30.9864 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 3c58fd64-e597-497c-a17b-08db4ce19e63 X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d; Ip=[165.204.84.17]; Helo=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: CO1NAM11FT098.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PH0PR12MB7470 Received-SPF: softfail client-ip=2a01:111:f400:7eae::600; envelope-from=Babu.Moger@amd.com; helo=NAM11-BN8-obe.outbound.protection.outlook.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Add the following feature bits for EPYC-Milan model and bump the version. vaes : Vector VAES(ENC|DEC), VAES(ENC|DEC)LAST instruction support vpclmulqdq : Vector VPCLMULQDQ instruction support stibp-always-on : Single Thread Indirect Branch Prediction Mode has enhanced performance and may be left Always on amd-psfd : Predictive Store Forward Disable no-nested-data-bp : Processor ignores nested data breakpoints lfence-always-serializing : LFENCE instruction is always serializing null-sel-clr-base : Null Selector Clears Base. When this bit is set, a null segment load clears the segment base These new features will be added in EPYC-Milan-v2. The "-cpu help" output after the change will be. x86 EPYC-Milan (alias configured by machine type) x86 EPYC-Milan-v1 AMD EPYC-Milan Processor x86 EPYC-Milan-v2 AMD EPYC-Milan Processor The documentation for the features are available in the links below. a. Processor Programming Reference (PPR) for AMD Family 19h Model 01h, Revision B1 Processors b. SECURITY ANALYSIS OF AMD PREDICTIVE STORE FORWARDING c. AMD64 Architecture Programmer’s Manual Volumes 1–5 Publication No. Revision 40332 4.05 Date October 2022 Signed-off-by: Babu Moger Acked-by: Michael S. Tsirkin Link: https://www.amd.com/system/files/TechDocs/55898_B1_pub_0.50.zip Link: https://www.amd.com/system/files/documents/security-analysis-predictive-store-forwarding.pdf Link: https://www.amd.com/system/files/TechDocs/40332_4.05.pdf --- target/i386/cpu.c | 70 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 70 insertions(+) diff --git a/target/i386/cpu.c b/target/i386/cpu.c index 5c93c230e6..0a6fb2fc82 100644 --- a/target/i386/cpu.c +++ b/target/i386/cpu.c @@ -1923,6 +1923,56 @@ static const CPUCaches epyc_milan_cache_info = { }, }; +static const CPUCaches epyc_milan_v2_cache_info = { + .l1d_cache = &(CPUCacheInfo) { + .type = DATA_CACHE, + .level = 1, + .size = 32 * KiB, + .line_size = 64, + .associativity = 8, + .partitions = 1, + .sets = 64, + .lines_per_tag = 1, + .self_init = 1, + .no_invd_sharing = true, + }, + .l1i_cache = &(CPUCacheInfo) { + .type = INSTRUCTION_CACHE, + .level = 1, + .size = 32 * KiB, + .line_size = 64, + .associativity = 8, + .partitions = 1, + .sets = 64, + .lines_per_tag = 1, + .self_init = 1, + .no_invd_sharing = true, + }, + .l2_cache = &(CPUCacheInfo) { + .type = UNIFIED_CACHE, + .level = 2, + .size = 512 * KiB, + .line_size = 64, + .associativity = 8, + .partitions = 1, + .sets = 1024, + .lines_per_tag = 1, + }, + .l3_cache = &(CPUCacheInfo) { + .type = UNIFIED_CACHE, + .level = 3, + .size = 32 * MiB, + .line_size = 64, + .associativity = 16, + .partitions = 1, + .sets = 32768, + .lines_per_tag = 1, + .self_init = true, + .inclusive = true, + .complex_indexing = false, + }, +}; + /* The following VMX features are not supported by KVM and are left out in the * CPU definitions: * @@ -4401,6 +4451,26 @@ static const X86CPUDefinition builtin_x86_defs[] = { .xlevel = 0x8000001E, .model_id = "AMD EPYC-Milan Processor", .cache_info = &epyc_milan_cache_info, + .versions = (X86CPUVersionDefinition[]) { + { .version = 1 }, + { + .version = 2, + .props = (PropValue[]) { + { "model-id", + "AMD EPYC-Milan-v2 Processor" }, + { "vaes", "on" }, + { "vpclmulqdq", "on" }, + { "stibp-always-on", "on" }, + { "amd-psfd", "on" }, + { "no-nested-data-bp", "on" }, + { "lfence-always-serializing", "on" }, + { "null-sel-clr-base", "on" }, + { /* end of list */ } + }, + .cache_info = &epyc_milan_v2_cache_info + }, + { /* end of list */ } + } }, };