From mboxrd@z Thu Jan 1 00:00:00 1970 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 807FDC7EE2A for ; Fri, 12 May 2023 11:43:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=mR9YLChhvS3eAyrGK1qwhZnLWiHEsZFZlaT9AW2Oh1A=; b=mpKYDTkc30doDA wsh/K+jKUh/c9Y8JFtWMb4nd4tOiGlmtS6gYMSADQ/IqKHdywYN7p9KTdhLZnrJIg929Sz96fyff0 HUejChFtCeTTigzxzJXCKwYvZE3S9xEWPBD4GIiJurVAs5hHZcZTr7nxc6r6PbFKDVXXxtzRPs9sz JxYvtw6sbzESpZwOMyef5F8VyqsdoRKxmIX9PeK3NsjEvOZMlqO6O+QF6bnZ03YU3YlIKseyeQrjx Ibyj4RQnmiCJW+TvYSHVB1y/ZGxYxV466+IPCvCBE4tri8eeznN9kUm39kNGVzjkUG1I2SskW1SuT YjEQq+FpKzQYs4UJIfFA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1pxRBh-00Bqmt-1J; Fri, 12 May 2023 11:43:53 +0000 Received: from irc.codon.org.uk ([2a00:1098:84:22e::2] helo=cavan.codon.org.uk) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1pxRBe-00BqmG-3A for kexec@lists.infradead.org; Fri, 12 May 2023 11:43:52 +0000 Received: by cavan.codon.org.uk (Postfix, from userid 1000) id 77AB940A6F; Fri, 12 May 2023 12:43:49 +0100 (BST) Date: Fri, 12 May 2023 12:43:49 +0100 From: Matthew Garrett To: Ross Philipson Cc: 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, dpsmith@apertussolutions.com, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, hpa@zytor.com, ardb@kernel.org, James.Bottomley@hansenpartnership.com, luto@amacapital.net, nivedita@alum.mit.edu, kanth.ghatraju@oracle.com, trenchboot-devel@googlegroups.com Subject: Re: [PATCH v6 13/14] tpm: Allow locality 2 to be set when initializing the TPM for Secure Launch Message-ID: <20230512114349.GH14461@srcf.ucam.org> References: <20230504145023.835096-1-ross.philipson@oracle.com> <20230504145023.835096-14-ross.philipson@oracle.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20230504145023.835096-14-ross.philipson@oracle.com> User-Agent: Mutt/1.10.1 (2018-07-13) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230512_044351_170912_9CF66085 X-CRM114-Status: UNSURE ( 9.33 ) X-CRM114-Notice: Please train this message. X-BeenThere: kexec@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "kexec" Errors-To: kexec-bounces+kexec=archiver.kernel.org@lists.infradead.org On Thu, May 04, 2023 at 02:50:22PM +0000, Ross Philipson wrote: > The Secure Launch MLE environment uses PCRs that are only accessible from > the DRTM locality 2. By default the TPM drivers always initialize the > locality to 0. When a Secure Launch is in progress, initialize the > locality to 2. This looks correct in itself, but looking at the CRB driver code I don't think locality support is actually implemented. Are there any SL systems using CRB? _______________________________________________ kexec mailing list kexec@lists.infradead.org http://lists.infradead.org/mailman/listinfo/kexec