From patchwork Thu May 4 14:50:13 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ross Philipson X-Patchwork-Id: 13231300 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id A0672C77B7C for ; Thu, 4 May 2023 14:51:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231268AbjEDOvf (ORCPT ); Thu, 4 May 2023 10:51:35 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45452 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230458AbjEDOvT (ORCPT ); Thu, 4 May 2023 10:51:19 -0400 Received: from mx0a-00069f02.pphosted.com (mx0a-00069f02.pphosted.com [205.220.165.32]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 62A46D7; Thu, 4 May 2023 07:51:18 -0700 (PDT) Received: from pps.filterd (m0333521.ppops.net [127.0.0.1]) by mx0b-00069f02.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 344DeFli011077; Thu, 4 May 2023 14:50:57 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : content-transfer-encoding : content-type : mime-version; s=corp-2023-03-30; bh=AgfLFGdE6rrSurm61uLHPL1UaO98TOYAEit6wg3NKOQ=; b=UvhGIzs+Xbb2Sr58ME316pqO3r5xhc6VDvtCIqX77UCZ41a5VzAGtbWRdFdlD60KnMGi dUDmmOLoHSZdrLfZiHQd4Ja7EWGpbnkouHF9NdE70LT4EGf7WvV/Uw6uOS7mw1EPvgJO U+1gOuUsfT0+oX4cLf00eXLIrMuMg6nGPtcSC0Tq9t+tN6rJwaCi+yuVQxYaShHYowey 2WLTqNecol+XJBpeBYp79EIENU+VEOZHX6DFhAGroED9M09/fJvwzU26CJJPSrisqU58 ThUv65Efi3njXxchRQZM/MczJ+BOKjxP5CosD6cQNc8vmFQ5Xd2ZeBv5Em1k43VWLDk5 Lw== Received: from iadpaimrmta03.imrmtpd1.prodappiadaev1.oraclevcn.com (iadpaimrmta03.appoci.oracle.com [130.35.103.27]) by mx0b-00069f02.pphosted.com (PPS) with ESMTPS id 3q8t5ft21k-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 04 May 2023 14:50:56 +0000 Received: from pps.filterd (iadpaimrmta03.imrmtpd1.prodappiadaev1.oraclevcn.com [127.0.0.1]) by iadpaimrmta03.imrmtpd1.prodappiadaev1.oraclevcn.com (8.17.1.19/8.17.1.19) with ESMTP id 344EPINg027145; Thu, 4 May 2023 14:50:55 GMT Received: from nam11-bn8-obe.outbound.protection.outlook.com (mail-bn8nam11lp2168.outbound.protection.outlook.com [104.47.58.168]) by iadpaimrmta03.imrmtpd1.prodappiadaev1.oraclevcn.com (PPS) with ESMTPS id 3q8spevpkg-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 04 May 2023 14:50:55 +0000 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=n0xkQeyO0tuMkf9Kse0d9AWJvLWWff1IHTnoOUDjoyaX8eWD1EyAn4b7whLmlfieunxcgNrNOE4mIWciH9+ZiYjJuAGssMjcLhj+UtYglv/nVL26OZk3YiP0RreJ6ycVU9XiWmCzLaorY2sWZEJlt5MiZVBAKuZnXdZFz++ICoSw3IhzEiVEHq5MpBTDRmCp3KdrSXQr1pQMd1Glzf9+3Zt8mRKFjoNO4okeb7cvpANsJBSP7PceIJahIC5C6y84A0czQTqk3vQOvUmgLrwLFQV+W4QthUKOcSGOgJGM/Ywt7n9HbP0/WbCqNwtdlXnXFC5CCPOHF1sZlaDGeRzpZA== 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=AgfLFGdE6rrSurm61uLHPL1UaO98TOYAEit6wg3NKOQ=; b=KuYGYta/NOzA2KTHeTrnojise1ml9RffaDeAEeS8pqwocfNeZUv/OPUx9qONTJJi/osT1zF5+RdKEYB52kYQNghSLkU78VU/TcqFBISjPYeVQGNgND2L0i3zoIxBCriOTt4LruBGn4Z7ffE8t3z6EAt73y7q5k/2VJ+JNZzWdiGoP+0IY3CH6Z+vJu3NUR8Bh3rh6w+cdgmTTTygSxzXUF7clDj3epODd1otR9DjyqInIMsO/Ta4+m20vMj3tAJjjO8ZmaQPPeLPIC3mrSbeKCCqyAN4H061Gy2xt6g8d1OAUywqCIv/SFXB+IuQvWSubpK9BbXExq4E0MPTQKtmjQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=oracle.com; dmarc=pass action=none header.from=oracle.com; dkim=pass header.d=oracle.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.onmicrosoft.com; s=selector2-oracle-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=AgfLFGdE6rrSurm61uLHPL1UaO98TOYAEit6wg3NKOQ=; b=qyw4ifSzj2iCnY1sQHdxVYhgjwpLbpPDvD5E+elGL3BrtLPw990qXFmS7lvam1rcx1uumXtaro7syTrPs3LRcIAtMi3hBrv75YViPv9mWttHv90f3kYKqLDPglM5UurzDndi6v2kYMwlGYGB/VL7fcPrs5O3C+sdGp8O3aNTH3U= Received: from BY5PR10MB3793.namprd10.prod.outlook.com (2603:10b6:a03:1f6::14) by PH0PR10MB6982.namprd10.prod.outlook.com (2603:10b6:510:287::8) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6363.26; Thu, 4 May 2023 14:50:53 +0000 Received: from BY5PR10MB3793.namprd10.prod.outlook.com ([fe80::a007:b0c1:5cb:329a]) by BY5PR10MB3793.namprd10.prod.outlook.com ([fe80::a007:b0c1:5cb:329a%5]) with mapi id 15.20.6363.026; Thu, 4 May 2023 14:50:53 +0000 From: Ross Philipson To: linux-kernel@vger.kernel.org, x86@kernel.org, linux-integrity@vger.kernel.org, linux-doc@vger.kernel.org, linux-crypto@vger.kernel.org, iommu@lists.linux-foundation.org, kexec@lists.infradead.org, linux-efi@vger.kernel.org Cc: ross.philipson@oracle.com, dpsmith@apertussolutions.com, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, hpa@zytor.com, ardb@kernel.org, mjg59@srcf.ucam.org, James.Bottomley@hansenpartnership.com, luto@amacapital.net, nivedita@alum.mit.edu, kanth.ghatraju@oracle.com, trenchboot-devel@googlegroups.com Subject: [PATCH v6 04/14] x86: Secure Launch Resource Table header file Date: Thu, 4 May 2023 14:50:13 +0000 Message-Id: <20230504145023.835096-5-ross.philipson@oracle.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20230504145023.835096-1-ross.philipson@oracle.com> References: <20230504145023.835096-1-ross.philipson@oracle.com> X-ClientProxiedBy: LO4P123CA0163.GBRP123.PROD.OUTLOOK.COM (2603:10a6:600:18a::6) To BY5PR10MB3793.namprd10.prod.outlook.com (2603:10b6:a03:1f6::14) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BY5PR10MB3793:EE_|PH0PR10MB6982:EE_ X-MS-Office365-Filtering-Correlation-Id: 5dfc258a-9949-4259-8630-08db4caef562 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:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:BY5PR10MB3793.namprd10.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230028)(39860400002)(396003)(346002)(136003)(376002)(366004)(451199021)(36756003)(38100700002)(5660300002)(7416002)(2906002)(44832011)(8936002)(316002)(86362001)(4326008)(66556008)(66476007)(66946007)(8676002)(41300700001)(83380400001)(186003)(6512007)(6506007)(1076003)(26005)(6486002)(478600001)(2616005)(6666004);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: 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 X-MS-Exchange-AntiSpam-ExternalHop-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-ExternalHop-MessageData-0: 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 X-OriginatorOrg: oracle.com X-MS-Exchange-CrossTenant-Network-Message-Id: 5dfc258a-9949-4259-8630-08db4caef562 X-MS-Exchange-CrossTenant-AuthSource: BY5PR10MB3793.namprd10.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 04 May 2023 14:50:53.0305 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 4e2c6054-71cb-48f1-bd6c-3a9705aca71b X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: oCNkEolGjrtq87ExmNAqruxeCBbKDwy46ozrm6aL4pzzF0Y4XnMgbSQTg8SzLyTunhsg/rsKHuDLrE8ONn/U7Ctw1TtaBVNrotZJkiebVhQ= X-MS-Exchange-Transport-CrossTenantHeadersStamped: PH0PR10MB6982 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.942,Hydra:6.0.573,FMLib:17.11.170.22 definitions=2023-05-04_10,2023-05-04_01,2023-02-09_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 malwarescore=0 bulkscore=0 spamscore=0 mlxlogscore=999 mlxscore=0 adultscore=0 phishscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2303200000 definitions=main-2305040122 X-Proofpoint-GUID: mWALsQ1zHX1h7ye4ZzfeD1fCUfAoaWE1 X-Proofpoint-ORIG-GUID: mWALsQ1zHX1h7ye4ZzfeD1fCUfAoaWE1 Precedence: bulk List-ID: X-Mailing-List: linux-integrity@vger.kernel.org Introduce the Secure Launch Resource Table which forms the formal interface between the pre and post launch code. Signed-off-by: Ross Philipson --- include/linux/slr_table.h | 270 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 270 insertions(+) create mode 100644 include/linux/slr_table.h diff --git a/include/linux/slr_table.h b/include/linux/slr_table.h new file mode 100644 index 0000000..d4b76e5 --- /dev/null +++ b/include/linux/slr_table.h @@ -0,0 +1,270 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Secure Launch Resource Table + * + * Copyright (c) 2023, Oracle and/or its affiliates. + */ + +#ifndef _LINUX_SLR_TABLE_H +#define _LINUX_SLR_TABLE_H + +/* Put this in efi.h if it becomes a standard */ +#define SLR_TABLE_GUID EFI_GUID(0x877a9b2a, 0x0385, 0x45d1, 0xa0, 0x34, 0x9d, 0xac, 0x9c, 0x9e, 0x56, 0x5f) + +/* SLR table header values */ +#define SLR_TABLE_MAGIC 0x4452544d +#define SLR_TABLE_REVISION 1 + +/* Current revisions for the policy and UEFI config */ +#define SLR_POLICY_REVISION 1 +#define SLR_UEFI_CONFIG_REVISION 1 + +/* SLR defined architectures */ +#define SLR_INTEL_TXT 1 +#define SLR_AMD_SKINIT 2 + +/* SLR defined bootloaders */ +#define SLR_BOOTLOADER_INVALID 0 +#define SLR_BOOTLOADER_GRUB 1 + +/* Log formats */ +#define SLR_DRTM_TPM12_LOG 1 +#define SLR_DRTM_TPM20_LOG 2 + +/* DRTM Policy Entry Flags */ +#define SLR_POLICY_FLAG_MEASURED 0x1 +#define SLR_POLICY_IMPLICIT_SIZE 0x2 + +/* Array Lengths */ +#define TPM_EVENT_INFO_LENGTH 32 +#define TXT_VARIABLE_MTRRS_LENGTH 32 + +/* Tags */ +#define SLR_ENTRY_INVALID 0x0000 +#define SLR_ENTRY_DL_INFO 0x0001 +#define SLR_ENTRY_LOG_INFO 0x0002 +#define SLR_ENTRY_ENTRY_POLICY 0x0003 +#define SLR_ENTRY_INTEL_INFO 0x0004 +#define SLR_ENTRY_AMD_INFO 0x0005 +#define SLR_ENTRY_ARM_INFO 0x0006 +#define SLR_ENTRY_UEFI_INFO 0x0007 +#define SLR_ENTRY_UEFI_CONFIG 0x0008 +#define SLR_ENTRY_END 0xffff + +/* Entity Types */ +#define SLR_ET_UNSPECIFIED 0x0000 +#define SLR_ET_SLRT 0x0001 +#define SLR_ET_BOOT_PARAMS 0x0002 +#define SLR_ET_SETUP_DATA 0x0003 +#define SLR_ET_CMDLINE 0x0004 +#define SLR_ET_UEFI_MEMMAP 0x0005 +#define SLR_ET_RAMDISK 0x0006 +#define SLR_ET_TXT_OS2MLE 0x0010 +#define SLR_ET_UNUSED 0xffff + +#ifndef __ASSEMBLY__ + +/* + * Primary SLR Table Header + */ +struct slr_table { + u32 magic; + u16 revision; + u16 architecture; + u32 size; + u32 max_size; + /* entries[] */ +} __packed; + +/* + * Common SLRT Table Header + */ +struct slr_entry_hdr { + u16 tag; + u16 size; +} __packed; + +/* + * Boot loader context + */ +struct slr_bl_context { + u16 bootloader; + u16 reserved; + u64 context; +} __packed; + +/* + * DRTM Dynamic Launch Configuration + */ +struct slr_entry_dl_info { + struct slr_entry_hdr hdr; + struct slr_bl_context bl_context; + u64 dl_handler; + u64 dce_base; + u32 dce_size; + u64 dlme_entry; +} __packed; + +/* + * TPM Log Information + */ +struct slr_entry_log_info { + struct slr_entry_hdr hdr; + u16 format; + u16 reserved; + u64 addr; + u32 size; +} __packed; + +/* + * DRTM Measurement Policy + */ +struct slr_entry_policy { + struct slr_entry_hdr hdr; + u16 revision; + u16 nr_entries; + /* policy_entries[] */ +} __packed; + +/* + * DRTM Measurement Entry + */ +struct slr_policy_entry { + u16 pcr; + u16 entity_type; + u16 flags; + u16 reserved; + u64 entity; + u64 size; + char evt_info[TPM_EVENT_INFO_LENGTH]; +} __packed; + +/* + * Secure Launch defined MTRR saving structures + */ +struct slr_txt_mtrr_pair { + u64 mtrr_physbase; + u64 mtrr_physmask; +} __packed; + +struct slr_txt_mtrr_state { + u64 default_mem_type; + u64 mtrr_vcnt; + struct slr_txt_mtrr_pair mtrr_pair[TXT_VARIABLE_MTRRS_LENGTH]; +} __packed; + +/* + * Intel TXT Info table + */ +struct slr_entry_intel_info { + struct slr_entry_hdr hdr; + u64 saved_misc_enable_msr; + struct slr_txt_mtrr_state saved_bsp_mtrrs; +} __packed; + +/* + * AMD SKINIT Info table + */ +struct slr_entry_amd_info { + struct slr_entry_hdr hdr; +} __packed; + +/* + * ARM DRTM Info table + */ +struct slr_entry_arm_info { + struct slr_entry_hdr hdr; +} __packed; + +struct slr_entry_uefi_config { + struct slr_entry_hdr hdr; + u16 revision; + u16 nr_entries; + /* uefi_cfg_entries[] */ +} __packed; + +struct slr_uefi_cfg_entry { + u16 pcr; + u16 reserved; + u64 cfg; /* address or value */ + u32 size; + char evt_info[TPM_EVENT_INFO_LENGTH]; +} __packed; + +static inline void *slr_end_of_entrys(struct slr_table *table) +{ + return (((void *)table) + table->size); +} + +static inline struct slr_entry_hdr * +slr_next_entry(struct slr_table *table, + struct slr_entry_hdr *curr) +{ + struct slr_entry_hdr *next = (struct slr_entry_hdr *) + ((u8 *)curr + curr->size); + + if ((void *)next >= slr_end_of_entrys(table)) + return NULL; + if (next->tag == SLR_ENTRY_END) + return NULL; + + return next; +} + +static inline struct slr_entry_hdr * +slr_next_entry_by_tag(struct slr_table *table, + struct slr_entry_hdr *entry, + u16 tag) +{ + if (!entry) /* Start from the beginning */ + entry = (struct slr_entry_hdr *)(((u8 *)table) + sizeof(*table)); + + for ( ; ; ) { + if (entry->tag == tag) + return entry; + + entry = slr_next_entry(table, entry); + if (!entry) + return NULL; + } + + return NULL; +} + +static inline int +slr_add_entry(struct slr_table *table, + struct slr_entry_hdr *entry) +{ + struct slr_entry_hdr *end; + + if ((table->size + entry->size) > table->max_size) + return -1; + + memcpy((u8 *)table + table->size - sizeof(*end), entry, entry->size); + table->size += entry->size; + + end = (struct slr_entry_hdr *)((u8 *)table + table->size - sizeof(*end)); + end->tag = SLR_ENTRY_END; + end->size = sizeof(*end); + + return 0; +} + +static inline void +slr_init_table(struct slr_table *slrt, u16 architecture, u32 max_size) +{ + struct slr_entry_hdr *end; + + slrt->magic = SLR_TABLE_MAGIC; + slrt->revision = SLR_TABLE_REVISION; + slrt->architecture = architecture; + slrt->size = sizeof(*slrt) + sizeof(*end); + slrt->max_size = max_size; + end = (struct slr_entry_hdr *)((u8 *)slrt + sizeof(*slrt)); + end->tag = SLR_ENTRY_END; + end->size = sizeof(*end); +} + +#endif /* !__ASSEMBLY */ + +#endif /* _LINUX_SLR_TABLE_H */