Received: by 2002:ab2:620c:0:b0:1ef:ffd0:ce49 with SMTP id o12csp814987lqt; Tue, 19 Mar 2024 05:01:39 -0700 (PDT) X-Forwarded-Encrypted: i=3; AJvYcCVc1Z5pUZc1oBAfAjZJg/b8mFYdV0aR2ZqUN7PmIdLY9v2YeiG1oTHquT0lnq8VJ+VMYA6Vugynu7BB3auc3sej/AhltGmvHs6xZIHbiQ== X-Google-Smtp-Source: AGHT+IGk68WYDdlNHVXtkZo+Lkg64gJ7e+GTIYQpb/Q1lrKCHSlmnJO7+x/ljJnLaJt1hf1SNsqC X-Received: by 2002:a05:6a20:d48f:b0:1a3:4737:42e2 with SMTP id im15-20020a056a20d48f00b001a3473742e2mr15834317pzb.19.1710849698805; Tue, 19 Mar 2024 05:01:38 -0700 (PDT) Return-Path: Received: from sv.mirrors.kernel.org (sv.mirrors.kernel.org. [139.178.88.99]) by mx.google.com with ESMTPS id q14-20020a63d60e000000b005e49d9ecdcasi10056774pgg.741.2024.03.19.05.01.38 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 19 Mar 2024 05:01:38 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel+bounces-107494-linux.lists.archive=gmail.com@vger.kernel.org designates 139.178.88.99 as permitted sender) client-ip=139.178.88.99; Authentication-Results: mx.google.com; dkim=pass header.i=@amd.com header.s=selector1 header.b=ysP0sa9u; arc=fail (signature failed); spf=pass (google.com: domain of linux-kernel+bounces-107494-linux.lists.archive=gmail.com@vger.kernel.org designates 139.178.88.99 as permitted sender) smtp.mailfrom="linux-kernel+bounces-107494-linux.lists.archive=gmail.com@vger.kernel.org"; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=amd.com Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sv.mirrors.kernel.org (Postfix) with ESMTPS id 592AE28419D for ; Tue, 19 Mar 2024 12:01:34 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 3F6047FBB7; Tue, 19 Mar 2024 12:01:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=amd.com header.i=@amd.com header.b="ysP0sa9u" Received: from NAM11-CO1-obe.outbound.protection.outlook.com (mail-co1nam11on2076.outbound.protection.outlook.com [40.107.220.76]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 65D0B7FBA5; Tue, 19 Mar 2024 12:00:59 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=40.107.220.76 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710849661; cv=fail; b=bijMMOLuBFVjTngckHSqe14OT1E4/pbC1MBCViVokme9K8DMJx5faXbOaVtgyEGdvuKgAd5aNx/eJy67YaQjU28AZKKLXdbyYpn9EQgYBenb6PQJts8/eq1PrYvLdZWNa7YfAbfLu6nYMQ7Rm4hdmDC8RLhIxIdkQWhlERbx7JI= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710849661; c=relaxed/simple; bh=l2m1bnbrTTCkx/CENgd0NhaNMcXWzJYKNa6R76senbw=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=lqoLDgZ9VDnI2ViZnpvROQCmwRcA2fieuTpTqsScSmnp60Ce3TnKyI71s3CxRAa4n/FCLz6X35zZVNRtI8P8loToOdTmRzDlEy3D5TzJ2NPmUbfVIeqfkJxvnwdCLA2rqFFwcqQZQ0Fs5wxNuX+GrKBNA/irqpavSIo/taqQeQw= ARC-Authentication-Results:i=2; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=amd.com; spf=fail smtp.mailfrom=amd.com; dkim=pass (1024-bit key) header.d=amd.com header.i=@amd.com header.b=ysP0sa9u; arc=fail smtp.client-ip=40.107.220.76 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=amd.com Authentication-Results: smtp.subspace.kernel.org; spf=fail smtp.mailfrom=amd.com ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=PsAgywPsKNS+7+uQFG6jgXrSgOpq9dzBcR9XJMQBzzy5jCmYlhNIBnJ8oq/MsAU9Mzpp1RI3jraSw0QTTQbBk3OXeK8CxQz0jVXe8qVaUPk8PKTwHKhkzXBZyysm2qDBalOaKPpfxV97Inm3ei81A/i49CvtY2L3m6h0urady7cg0zK31VU7vx3nVdmDMoXQAWxkgiEQdvLIkeX62ystPe9LeBRkOTLN1TxqokGpybqoFlkSkWkyCjRVA0g9XsBUekPe3NbLIkDXpwJdUo622vdUyfL1dZqyYuCeVrmKdoZGtqiE2wUFEDBY/++fNLpPcHfF4y1QfcDwxTVkD6itrA== 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=0EBbmY+EBezwVQPkDMJqdiHHAQP3kBoX9VkXI55EaPg=; b=PX2+4+Zpftg7QYq0u1Ymp3vj4+beHHNNRGJkCg2XqZ8LbznWGUCBYTrKnthYU4M4qE/PXAFo2LR+CYVrcQOEKnFmlVsGZUJGo5K/NkeiTWFzyEF6fc5PjhEjZUvhbbpFuJqptnPlLrhp64t6nE22xoVQRzVw+CLFjANgVA70lfdtATZpM4yseW/XDZxE8XsPZJaMYXFTmdUcCL0jIvNoWYNPsnAZZS2gHdDmsihLxdhJ9NaMOG+G2ILbqBZTIe/OZEDh4hQSeOCPWZ+54fMTQ4s3zE559pPfCPF9Wmy6ZhMcLgGTwr3jYceLvVFr4vvhtEUBley+dDyS9ECpNLIkPQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 165.204.84.17) smtp.rcpttodomain=kernel.org 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 (0) 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=0EBbmY+EBezwVQPkDMJqdiHHAQP3kBoX9VkXI55EaPg=; b=ysP0sa9ufmji8KvjnnBlmDY+FesBKF+z2gQhzpErEnvKeWNhFPz4jsZBhoYBa5+OkCEp1EmX4OAh/iB9DxAvASsSX+nwrWokOgWrQFzrylPs04loCPD4ltAqCEroHA/RlEP5m+k2n2PVPoVb7HcBGIeupze4iOCY0RZgUIc7NQ8= Received: from CH5PR05CA0021.namprd05.prod.outlook.com (2603:10b6:610:1f0::18) by PH0PR12MB8030.namprd12.prod.outlook.com (2603:10b6:510:28d::21) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7386.30; Tue, 19 Mar 2024 12:00:55 +0000 Received: from CH1PEPF0000AD7F.namprd04.prod.outlook.com (2603:10b6:610:1f0:cafe::40) by CH5PR05CA0021.outlook.office365.com (2603:10b6:610:1f0::18) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7409.12 via Frontend Transport; Tue, 19 Mar 2024 12:00:54 +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 CH1PEPF0000AD7F.mail.protection.outlook.com (10.167.244.88) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.7409.10 via Frontend Transport; Tue, 19 Mar 2024 12:00:54 +0000 Received: from rric.localdomain (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 15.1.2507.35; Tue, 19 Mar 2024 07:00:52 -0500 From: Robert Richter To: "Rafael J. Wysocki" CC: Dave Hansen , Dan Williams , Alison Schofield , , , , Robert Richter , Len Brown Subject: [PATCH v2 2/3] ACPI/NUMA: Print CXL Early Discovery Table (CEDT) Date: Tue, 19 Mar 2024 13:00:24 +0100 Message-ID: <20240319120026.2246389-3-rrichter@amd.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20240319120026.2246389-1-rrichter@amd.com> References: <20240319120026.2246389-1-rrichter@amd.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-ClientProxiedBy: SATLEXMB04.amd.com (10.181.40.145) To SATLEXMB04.amd.com (10.181.40.145) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CH1PEPF0000AD7F:EE_|PH0PR12MB8030:EE_ X-MS-Office365-Filtering-Correlation-Id: 390452fe-fc47-44f1-0be4-08dc480c3b18 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:(13230031)(1800799015)(376005)(36860700004)(82310400014);DIR:OUT;SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 19 Mar 2024 12:00:54.7381 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 390452fe-fc47-44f1-0be4-08dc480c3b18 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: CH1PEPF0000AD7F.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PH0PR12MB8030 The CEDT contains similar entries as the SRAT. For diagnostic reasons print the CEDT same style as the SRAT. Signed-off-by: Robert Richter --- drivers/acpi/numa/srat.c | 112 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 112 insertions(+) diff --git a/drivers/acpi/numa/srat.c b/drivers/acpi/numa/srat.c index e45e64993c50..50ae8557e8d1 100644 --- a/drivers/acpi/numa/srat.c +++ b/drivers/acpi/numa/srat.c @@ -300,6 +300,114 @@ acpi_numa_memory_affinity_init(struct acpi_srat_mem_affinity *ma) return -EINVAL; } +static int __init +__acpi_table_print_cedt_entry(union acpi_subtable_headers *__header, + void *arg, const unsigned long table_end) +{ + struct acpi_cedt_header *header = (struct acpi_cedt_header *)__header; + + switch (header->type) { + case ACPI_CEDT_TYPE_CHBS: + { + struct acpi_cedt_chbs *p = + (struct acpi_cedt_chbs *)header; + + if (header->length < sizeof(struct acpi_cedt_chbs)) { + pr_warn("CEDT: unsupported CHBS entry: size %d\n", + header->length); + break; + } + + pr_info("CEDT: CHBS (0x%llx length 0x%llx uid %lu) %s (%d)\n", + (unsigned long long)p->base, + (unsigned long long)p->length, + (unsigned long)p->uid, + (p->cxl_version == ACPI_CEDT_CHBS_VERSION_CXL11) ? + "cxl11" : + (p->cxl_version == ACPI_CEDT_CHBS_VERSION_CXL20) ? + "cxl20" : + "unsupported version", + p->cxl_version); + } + break; + case ACPI_CEDT_TYPE_CFMWS: + { + struct acpi_cedt_cfmws *p = + (struct acpi_cedt_cfmws *)header; + int eiw_to_ways[] = {1, 2, 4, 8, 16, 3, 6, 12}; + int targets = -1; + + if (header->length < sizeof(struct acpi_cedt_cfmws)) { + pr_warn("CEDT: unsupported CFMWS entry: size %d\n", + header->length); + break; + } + + if (p->interleave_ways < ARRAY_SIZE(eiw_to_ways)) + targets = eiw_to_ways[p->interleave_ways]; + if (header->length < struct_size( + p, interleave_targets, targets)) + targets = -1; + + pr_info("CEDT: CFMWS (0x%llx length 0x%llx) with %d target%s", + (unsigned long long)p->base_hpa, + (unsigned long long)p->window_size, + targets, targets > 1 ? "s" : ""); + for (int i = 0; i < targets; i++) + pr_cont("%s%lu", i ? ", " : " (", + (unsigned long)p->interleave_targets[i]); + pr_cont("%s%s%s%s%s%s\n", + targets > 0 ? ")" : "", + (p->restrictions & ACPI_CEDT_CFMWS_RESTRICT_TYPE2) ? + " type2" : "", + (p->restrictions & ACPI_CEDT_CFMWS_RESTRICT_TYPE3) ? + " type3" : "", + (p->restrictions & ACPI_CEDT_CFMWS_RESTRICT_VOLATILE) ? + " volatile" : "", + (p->restrictions & ACPI_CEDT_CFMWS_RESTRICT_PMEM) ? + " pmem" : "", + (p->restrictions & ACPI_CEDT_CFMWS_RESTRICT_FIXED) ? + " fixed" : ""); + } + break; + case ACPI_CEDT_TYPE_CXIMS: + { + struct acpi_cedt_cxims *p = + (struct acpi_cedt_cxims *)header; + + if (header->length < sizeof(struct acpi_cedt_cxims)) { + pr_warn("CEDT: unsupported CXIMS entry: size %d\n", + header->length); + break; + } + + pr_info("CEDT: CXIMS (hbig %u nr_xormaps %u)\n", + (unsigned int)p->hbig, + (unsigned int)p->nr_xormaps); + } + break; + default: + pr_warn("CEDT: Found unsupported entry (type = 0x%x)\n", + header->type); + break; + } + + return 0; +} + +static void __init acpi_table_print_cedt_entry(enum acpi_cedt_type id) +{ + acpi_table_parse_cedt(id, __acpi_table_print_cedt_entry, NULL); +} + +static void __init acpi_table_print_cedt(void) +{ + /* Print only implemented CEDT types */ + acpi_table_print_cedt_entry(ACPI_CEDT_TYPE_CHBS); + acpi_table_print_cedt_entry(ACPI_CEDT_TYPE_CFMWS); + acpi_table_print_cedt_entry(ACPI_CEDT_TYPE_CXIMS); +} + static int __init acpi_parse_cfmws(union acpi_subtable_headers *header, void *arg, const unsigned long table_end) { @@ -341,6 +449,7 @@ static int __init acpi_parse_cfmws(union acpi_subtable_headers *header, return 0; } #else +static inline void acpi_table_print_cedt(void) {} static int __init acpi_parse_cfmws(union acpi_subtable_headers *header, void *arg, const unsigned long table_end) { @@ -526,6 +635,9 @@ int __init acpi_numa_init(void) /* SLIT: System Locality Information Table */ acpi_table_parse(ACPI_SIG_SLIT, acpi_parse_slit); + /* CEDT: CXL Early Discovery Table */ + acpi_table_print_cedt(); + /* * CXL Fixed Memory Window Structures (CFMWS) must be parsed * after the SRAT. Create NUMA Nodes for CXL memory ranges that -- 2.39.2