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 X-Spam-Level: X-Spam-Status: No, score=0.1 required=3.0 tests=DKIM_ADSP_ALL, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 635A1C43612 for ; Sat, 12 Jan 2019 09:52:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3E2D12177B for ; Sat, 12 Jan 2019 09:52:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725885AbfALJwV convert rfc822-to-8bit (ORCPT ); Sat, 12 Jan 2019 04:52:21 -0500 Received: from sender-of-o53.zoho.com ([135.84.80.218]:21784 "EHLO sender-of-o53.zoho.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725816AbfALJwU (ORCPT ); Sat, 12 Jan 2019 04:52:20 -0500 ARC-Seal: i=1; a=rsa-sha256; t=1547286727; cv=none; d=zoho.com; s=zohoarc; b=UZRrDciQxH1j9OMNebZGsu0Qhw68cz7e9+x2qdd7GE8PvAEvo/P4sQfo4AU/qYLLYkF0IgOQuTKMNQoC/3GY9IU8FE8dtEfiq5CMIvPdOQ+GK18FzpTDZ8PBkrbLDH32dmbF96N6/GZSK9XrqwCbHp9TfqiBVTBQzXZ7a4I4BBU= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1547286727; h=Content-Type:Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:MIME-Version:Message-ID:References:Subject:To:ARC-Authentication-Results; bh=ARNOOvFj2diIzxlLWeNivkt/4FkJtP4zGRx+1Pey9bk=; b=AUAQGDv4fA8C2rhF+gII4U9JaKYwfYpP1kIBy6J6AwLvxRh/Ex1NT0o1jSKV2SGnZ3D6vcrjwLuoatkxkOiwVJDuyiogKnUNE9+bbnPG8TK7n34hBmGUvX9BV53Ghq1kpSm9Fhmgo75GqozuPSsxwGcRyV0QgaxZmW4ymaqqYgM= ARC-Authentication-Results: i=1; mx.zoho.com; dkim=pass header.i=mniewoehner.de; spf=pass smtp.mailfrom=linux@mniewoehner.de; dmarc=pass header.from= header.from= Received: from z3r0 (31.187.91.78 [31.187.91.78]) by mx.zohomail.com with SMTPS id 1547286726002108.85719570779668; Sat, 12 Jan 2019 01:52:06 -0800 (PST) Message-ID: <1ee67fe6cd7cc556a28e97529febf52ab0247ab4.camel@mniewoehner.de> Subject: Re: [BUG] Nuvoton NCPT650 TPM 2.0 mode not working From: Michael =?ISO-8859-1?Q?Niew=F6hner?= To: Mimi Zohar Cc: jarkko.sakkinen@linux.intel.com, linux-integrity@vger.kernel.org, linux-kernel In-Reply-To: <1547221227.19931.453.camel@linux.ibm.com> References: <776f384a81466642472beb4a34b10f26f1de88e9.camel@mniewoehner.de> <1541960689.3190.4.camel@HansenPartnership.com> <1547221227.19931.453.camel@linux.ibm.com> Content-Type: text/plain; charset="UTF-8" Date: Sat, 12 Jan 2019 10:52:02 +0100 Mime-Version: 1.0 User-Agent: Evolution 3.30.3 Content-Transfer-Encoding: 8BIT X-ZohoMailClient: External Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Mimi, On Fri, 2019-01-11 at 10:40 -0500, Mimi Zohar wrote: > Hi Michael, > > On Sun, 2018-11-11 at 19:50 +0100, Michael Niewöhner wrote: > > > Well, there are at least two implementations I know of: > > For my Lenovo X260 I can choose between Infineon TPM 1.2 or Intel PTT TPM > > 2.0 > > This here is my ThinkStation P320 which can choose between PTT 1.2, PTT 2.0, > > Nuvoton 1.2 and 2.0. When switchting between 1.2 and 2.0 the Nuvoton gets > > reflashed with the appropriate firmware. > > With IBM's LTC help, we finally found a Lenovo with the Nuvoton > NCPT650. It's a System x3550 M5[1], not a ThinkStation P320, running > Fedora (vmlinuz-4.16.14-300.fc28.x86_64). I replaced the 4.16 kernel > with the latest stable 4.19.y kernel. Both the TPM and IMA seem to be > working properly. Not sure if this helps... > > From dmesg: > # dmesg | grep -i tpm > [ 0.000000] Linux version 4.19.14 (mimi@x86tpm2Server.rtp.stglabs.i > bm.com) (gcc version 8.1.1 20180502 (Red Hat 8.1.1-1) (GCC)) #6 SMP > Thu Jan 10 22:32:54 EST 2019 > [ 0.000000] efi: ACPI=0x7b786000 ACPI 2.0=0x7b786014 > SMBIOS=0x793fe000 TPMEventLog=0x426fa018 > [ 0.014413] ACPI: SSDT 0x000000007B784000 0003A7 (v02 INTEL > Tpm2Tabl 00001000 INTL 20130328) > [ 0.014416] ACPI: TPM2 0x000000007B783000 000034 (v03 INTEL EDK2 > 00000002 INTL 01000013) > [ 2.667052] tpm_tis MSFT0101:00: 2.0 TPM (device-id 0xFE, rev-id 2 > > # cat /sys/kernel/security/ima/ascii_runtime_measurements | head -2 > 10 5425744ce804c8cae89a08d53b41ab20ff1b3ea6 ima-sig > sha1:7996f7339c3ce64e63f1232ef1aa6033247af784 boot_aggregate > > I installed the ibmtpm2tss[2], built (eg. autoreconf -i; configure -- > enable-hwtpm) and installed it. > > # export LD_LIBRARY_PATH=/usr/local/lib/ > # cd /usr/local/bin > # ./tsspcrread -ha 10 -halg sha256 -ns > f73ff9109b06d4f7a7cbe7eac32b20d2ca662e55cb4c81e152beea261989ad4b > > Mimi > > [1] https://lenovopress.com/lp0599.pdf > [2] https://git.code.sf.net/p/ibmtpm20tss/tss > what UEFI version is installed on that machine? Is the TPM connected via LPC or I2C? Best regards Michael