From patchwork Thu Dec 19 19:41:59 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ross Philipson X-Patchwork-Id: 852156 Received: from mx0a-00069f02.pphosted.com (mx0a-00069f02.pphosted.com [205.220.165.32]) (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 0E8C01BD4E5; Thu, 19 Dec 2024 19:55:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.165.32 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734638152; cv=none; b=PJStYgaxHuQH7MVCmCLtf/JP+AZyWGsuwu2uUUlVUuMMia2HHW3416Y7VHbvbMXyXEmfzg1hvF5nbyvw4lKVMau/6S2i3cOzKzn1zZBEgsYUINz4a7lamJn4N9/9auTmcLz3b6abWslSJdd7tq5X3r0m4yG4GerSHNb6nWNTnUo= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734638152; c=relaxed/simple; bh=dmaclvxf9TnntMUluXb08EwHCTH4g/hWhBwJSuhJdWI=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=EGoP+oHuKWWktfFbimY/B3qAQojW+hYCOEWIYjikW20AoMx9K3p4K7dWODs7fiPqfgTLWzWyE3TH8J5KeH8xNqC/ZvZsnG5LV9AkGg9i309wfO4Zdh4n4B2sn7c6foyaPceZNab8zvMUT0ILHPDJduZMDWKuccLzYLSJ8V/70ZY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=oracle.com; spf=pass smtp.mailfrom=oracle.com; dkim=pass (2048-bit key) header.d=oracle.com header.i=@oracle.com header.b=He4wFQm4; arc=none smtp.client-ip=205.220.165.32 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=oracle.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=oracle.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=oracle.com header.i=@oracle.com header.b="He4wFQm4" Received: from pps.filterd (m0246627.ppops.net [127.0.0.1]) by mx0b-00069f02.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 4BJINN2R003444; Thu, 19 Dec 2024 19:54:24 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=cc :content-transfer-encoding:date:from:in-reply-to:message-id :mime-version:references:subject:to; s=corp-2023-11-20; bh=iHkSe z91kyWzaGskjIuEmyVAQSjTMQkYdSsIHKK4oeU=; b=He4wFQm4R0AQd4cMmutdc srHS4Jje2+rRGeCTEzdgw5HO9ep5KBh8lApU0EqWZ6/xtwclSU1F+9DtMCQfk1IA feNt3+Weed16EYAu/YOKMVx41SwwA/JS2hukKJZqlOAlG49HXo6MHRouBbTotBWx YWdhzdT2KG+uctT6+IY5gWpxIYLFDEWst1LdmiCeJCc/BGuKFgaUcpfnnDDBK6YK oeLmSNlDczmO8bh9+tHYWfduGn5p9bK46KynwmXhS12WxQmkVgpyvqGGo+Jl2QoR GaQ/+t94NiscgDqrNvrPvvsY1gvAglBqGWdDTrpKrS2rbwqK+qZqrMW1126NSvl4 w== Received: from iadpaimrmta03.imrmtpd1.prodappiadaev1.oraclevcn.com (iadpaimrmta03.appoci.oracle.com [130.35.103.27]) by mx0b-00069f02.pphosted.com (PPS) with ESMTPS id 43h0m0c1uk-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 19 Dec 2024 19:54:24 +0000 (GMT) Received: from pps.filterd (iadpaimrmta03.imrmtpd1.prodappiadaev1.oraclevcn.com [127.0.0.1]) by iadpaimrmta03.imrmtpd1.prodappiadaev1.oraclevcn.com (8.18.1.2/8.18.1.2) with ESMTP id 4BJI2KUL032770; Thu, 19 Dec 2024 19:54:22 GMT Received: from pps.reinject (localhost [127.0.0.1]) by iadpaimrmta03.imrmtpd1.prodappiadaev1.oraclevcn.com (PPS) with ESMTPS id 43h0fhvkvf-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Thu, 19 Dec 2024 19:54:22 +0000 Received: from iadpaimrmta03.imrmtpd1.prodappiadaev1.oraclevcn.com (iadpaimrmta03.imrmtpd1.prodappiadaev1.oraclevcn.com [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 4BJJsLtY009143; Thu, 19 Dec 2024 19:54:21 GMT Received: from bur-virt-x6-2-100.us.oracle.com (bur-virt-x6-2-100.us.oracle.com [10.153.92.40]) by iadpaimrmta03.imrmtpd1.prodappiadaev1.oraclevcn.com (PPS) with ESMTPS id 43h0fhvkeq-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Thu, 19 Dec 2024 19:54:21 +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, kexec@lists.infradead.org, linux-efi@vger.kernel.org, iommu@lists.linux-foundation.org Cc: ross.philipson@oracle.com, dpsmith@apertussolutions.com, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, hpa@zytor.com, dave.hansen@linux.intel.com, ardb@kernel.org, mjg59@srcf.ucam.org, James.Bottomley@hansenpartnership.com, peterhuewe@gmx.de, jarkko@kernel.org, jgg@ziepe.ca, luto@amacapital.net, nivedita@alum.mit.edu, herbert@gondor.apana.org.au, davem@davemloft.net, corbet@lwn.net, ebiederm@xmission.com, dwmw2@infradead.org, baolu.lu@linux.intel.com, kanth.ghatraju@oracle.com, andrew.cooper3@citrix.com, trenchboot-devel@googlegroups.com Subject: [PATCH v12 02/19] x86: Secure Launch Kconfig Date: Thu, 19 Dec 2024 11:41:59 -0800 Message-Id: <20241219194216.152839-3-ross.philipson@oracle.com> X-Mailer: git-send-email 2.39.3 In-Reply-To: <20241219194216.152839-1-ross.philipson@oracle.com> References: <20241219194216.152839-1-ross.philipson@oracle.com> Precedence: bulk X-Mailing-List: linux-efi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1057,Hydra:6.0.680,FMLib:17.12.68.34 definitions=2024-12-19_09,2024-12-19_01,2024-11-22_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 phishscore=0 spamscore=0 suspectscore=0 adultscore=0 bulkscore=0 mlxscore=0 mlxlogscore=999 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2411120000 definitions=main-2412190158 X-Proofpoint-GUID: BdejskqseAZS49t0swJrHH4Qfaq3EQZM X-Proofpoint-ORIG-GUID: BdejskqseAZS49t0swJrHH4Qfaq3EQZM Initial bits to bring in Secure Launch functionality. Add Kconfig options for compiling in/out the Secure Launch code. Signed-off-by: Ross Philipson --- arch/x86/Kconfig | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 9d7bd0ae48c4..86af03707f04 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -2057,6 +2057,17 @@ config EFI_RUNTIME_MAP See also Documentation/ABI/testing/sysfs-firmware-efi-runtime-map. +config SECURE_LAUNCH + bool "Secure Launch support" + depends on X86_64 && X86_X2APIC && TCG_TIS && TCG_CRB && CRYPTO_LIB_SHA1 && CRYPTO_LIB_SHA256 + help + The Secure Launch feature allows a kernel to be loaded + directly through an Intel TXT measured launch. Intel TXT + establishes a Dynamic Root of Trust for Measurement (DRTM) + where the CPU measures the kernel image. This feature then + continues the measurement chain over kernel configuration + information and init images. + source "kernel/Kconfig.hz" config ARCH_SUPPORTS_KEXEC