Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1423247Ab3DFQBH (ORCPT ); Sat, 6 Apr 2013 12:01:07 -0400 Received: from smtp3.nethome.no ([92.62.33.13]:36873 "EHLO smtp.nethome.no" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1423221Ab3DFQBF (ORCPT ); Sat, 6 Apr 2013 12:01:05 -0400 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Date: Sat, 06 Apr 2013 18:00:59 +0200 From: peterasplund@gentoo.se To: Kent Yoder Cc: , , , , Subject: Re: [tpmdd-devel] =?UTF-8?Q?tpm=5Ftis=20driver=20failed=20to=20su?= =?UTF-8?Q?spend=2C=20error=20-=36=32?= In-Reply-To: References: <20130319023440.GA12425@aaronlu.sh.intel.com> <51540408.3000702@intel.com> <74A44E99E3274B4CB570415926B37D4414B14E@MUCSE501.eu.infineon.com> <733a6b303b7e9a3c4fb396acad9d9c5c@gentoo.se> Message-ID: User-Agent: Roundcube Webmail/0.8.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3293 Lines: 86 2013-04-02 16:03 skrev Kent Yoder: > Hi Peter, > > On Mon, Apr 1, 2013 at 4:17 PM, wrote: >> 2013-03-28 14:12 skrev Peter.Huewe@infineon.com: >>> What also might be worth a look - in your bugzilla it states: >>> [ 0.225891] pnp 00:0a: Plug and Play ACPI device, IDs IFX0102 >>> PNP0c31 >>> (active) >>> [ 9.150673] tpm_tis 00:0a: 1.2 TPM (device-id 0xB, rev-id 16) >>> [ 9.292148] tpm_tis 00:0a: Adjusting TPM timeout parameters. >>> [ 10.084067] tpm_tis 00:0a: A TPM error (7) occurred attempting to >>> read a pcr >>> value >>> [ 10.084077] tpm_tis 00:0a: TPM is disabled/deactivated (0x7) >>> >>> >>> Can you perhaps try to enable your TPM in the BIOS? It's quite >>> often >>> hidden under "embedded security device" or "system security". >>> Quite often you have to have a bios password set to access these >>> settings. >>> If your system does not have bios support for TPMs, please tell me >>> so >>> and I'll try to help you out. >>> >> >> I've enabled it in BIOS now, and the output seems to be a bit >> different. Not too uplifting though... >> >> root@zepto:/home/peter# dmesg | grep tpm >> [ 14.631662] tpm_tis 00:08: 1.2 TPM (device-id 0xB, rev-id 16) >> [ 14.748276] tpm_tis 00:08: Adjusting TPM timeout parameters. >> [ 34.908128] tpm_tis 00:08: tpm_transmit: tpm_send: error -62 >> [ 125.992108] tpm_tis 00:08: tpm_transmit: tpm_send: error -62 >> [ 212.908502] tpm_tis 00:08: tpm_transmit: tpm_send: error -62 >> root@zepto:/home/peter# tpm_version >> Tspi_Context_Connect failed: 0x00003011 - layer=tsp, code=0011 (17), >> Communication failure >> root@zepto:/home/peter# tcsd -f >> TCSD TDDL ioctl: (25) Inappropriate ioctl for device >> TCSD TDDL Falling back to Read/Write device support. >> TCSD TDDL ERROR: write to device /dev/tpm0 failed: Timer expired >> TCSD TCS ERROR: TCS GetCapability failed with result = 0x1087 > > Can you cat /sys/class/misc/tpm0/device/timeouts? Ivan Pryvalov > reported that his TPM showed values that were too small to keep from > causing timeouts waiting on TPM commands, but too big to trigger the > driver's code to scale them. (He saw 12000 for the 3 timeout > values.) > Hi Kent The values I'm seeing are: root@zepto:~# cat /sys/class/misc/tpm0/device/timeouts 752000 2000000 752000 752000 [adjusted] So I guess these are within a normal range? Thanks, Peter > If you're seeing similar values, can you try the attached patch? > > Thanks, > Kent > >> /Peter A >> >> >> ------------------------------------------------------------------------------ >> Own the Future-Intel® Level Up Game Demo Contest 2013 >> Rise to greatness in Intel's independent game demo contest. >> Compete for recognition, cash, and the chance to get your game >> on Steam. $5K grand prize plus 10 genre and skill prizes. >> Submit your demo by 6/6/13. http://p.sf.net/sfu/intel_levelupd2d >> _______________________________________________ >> tpmdd-devel mailing list >> tpmdd-devel@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/tpmdd-devel -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/