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Message-ID: <e5f4563e58ecbe575d4ac315d1310695@gentoo.se> Date: Tue, 23 Apr 2013 17:03:31 +0200 From: peterasplund@...too.se To: Kent Yoder <shpedoikal@...il.com> Cc: <Peter.Huewe@...ineon.com>, <mail@...jiv.net>, <aaron.lu@...el.com>, <tpmdd-devel@...ts.sourceforge.net>, <linux-kernel@...r.kernel.org> Subject: Re: [tpmdd-devel] tpm_tis driver failed to suspend, error -62 2013-04-23 16:43 skrev Kent Yoder: > On Tue, Apr 23, 2013 at 04:30:53PM +0200, peterasplund@...too.se > wrote: >> 2013-04-11 23:41 skrev Kent Yoder: >> >On Sat, Apr 06, 2013 at 06:00:59PM +0200, peterasplund@...too.se >> >wrote: >> >>2013-04-02 16:03 skrev Kent Yoder: >> >>>Hi Peter, >> >>> >> >>>On Mon, Apr 1, 2013 at 4:17 PM, <peterasplund@...too.se> wrote: >> >>>>2013-03-28 14:12 skrev Peter.Huewe@...ineon.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@...to:/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@...to:/home/peter# tpm_version >> >>>>Tspi_Context_Connect failed: 0x00003011 - layer=tsp, code=0011 >> >>(17), >> >>>>Communication failure >> >>>>root@...to:/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@...to:~# cat /sys/class/misc/tpm0/device/timeouts >> >>752000 2000000 752000 752000 [adjusted] >> >> >> >>So I guess these are within a normal range? >> > >> > Yes, these look normal. So it seems you can send commands to the >> >TPM >> >up until you try to suspend? Can you try to cat other files like >> >/sys/class/misc/tpm0/device/pcrs? This is the simplest way to send >> >some >> >command to the TPM... >> > >> >Kent >> > >> >> Hi Kent, I'm sorry I haven't replied to this message before. I must >> have missed it! >> >> root@...to:/sys/class/misc/tpm0# ll >> drwxr-xr-x 3 root root 0 Apr 23 16:20 ./ >> drwxr-xr-x 3 root root 0 Apr 23 16:20 ../ >> -r--r--r-- 1 root root 4096 Apr 23 16:26 dev >> lrwxrwxrwx 1 root root 0 Apr 23 16:26 device -> ../../../00:08/ >> drwxr-xr-x 2 root root 0 Apr 23 16:26 power/ >> lrwxrwxrwx 1 root root 0 Apr 23 16:20 subsystem -> >> ../../../../../class/misc/ >> -rw-r--r-- 1 root root 4096 Apr 23 16:20 uevent >> >> root@...to:/sys/class/misc/tpm0# cat dev >> 10:224 >> root@...to:/sys/class/misc/tpm0# cat device/pcrs (prints nothing >> after a delay of a second or so) >> root@...to:/sys/class/misc/tpm0# cat uevent >> MAJOR=10 >> MINOR=224 >> DEVNAME=tpm0 >> root@...to:/sys/class/misc/tpm0# cat device/active >> root@...to:/sys/class/misc/tpm0# cat device/cancel >> cat: device/cancel: Permission denied >> root@...to:/sys/class/misc/tpm0# cat device/caps >> root@...to:/sys/class/misc/tpm0# cat device/durations >> 1000000 4000000 152000000 [adjusted] >> root@...to:/sys/class/misc/tpm0# cat device/enabled >> root@...to:/sys/class/misc/tpm0# cat device/id >> IFX0102 >> PNP0c31 >> root@...to:/sys/class/misc/tpm0# cat device/options >> root@...to:/sys/class/misc/tpm0# cat device/owned >> root@...to:/sys/class/misc/tpm0# cat device/pubek >> root@...to:/sys/class/misc/tpm0# cat device/resources >> state = active >> mem 0xfed40000-0xfed44fff >> io 0x4e-0x4f >> io 0x1670-0x167f >> irq 11 >> root@...to:/sys/class/misc/tpm0# cat device/temp_deactivated >> root@...to:/sys/class/misc/tpm0# cat device/timeouts >> 752000 2000000 752000 752000 [adjusted] >> root@...to:/sys/class/misc/tpm0# cat device/uevent >> DRIVER=tpm_tis >> >> To be able to do the 'cat' above, I usually need to restart my >> computer, otherwise the files aren't there. That's probably after >> I've put the computer in sleep mode (which works if I add tpm_tis to >> the module blacklist). Perhaps the same problem is related to this >> one: >> I just did a grep of my dmesg and saw some new error messages (28) >> in it. Perhaps they started occurring after I enabled it in BIOS. >> >> root@...to:/home/peter# dmesg | grep tpm_ >> [ 11.369198] tpm_tis 00:08: 1.2 TPM (device-id 0xB, rev-id 16) >> [ 11.508115] tpm_tis 00:08: Adjusting TPM timeout parameters. >> [ 32.560040] tpm_tis 00:08: tpm_transmit: tpm_send: error -62 >> [ 4320.577827] tpm_tis 00:08: 1.2 TPM (device-id 0xB, rev-id 16) >> [ 4320.636111] tpm_tis 00:08: A TPM error (28) occurred attempting >> to determine the timeouts > > Your TPM failed its internal self test (rc=28). At this point it > will > have gone shut down. Looks like your hardware is broken. :( > > Kent But this only seems to happen after the tpm module has been unloaded when going to sleep. I don't get these messages after a reboot: root@...to:/sys/class/misc/tpm0# dmesg | grep tpm [ 12.068202] tpm_tis 00:08: 1.2 TPM (device-id 0xB, rev-id 16) [ 12.212122] tpm_tis 00:08: Adjusting TPM timeout parameters. [ 33.068050] tpm_tis 00:08: tpm_transmit: tpm_send: error -62 [ 434.500088] tpm_tis 00:08: tpm_transmit: tpm_send: error -62 [ 485.180079] tpm_tis 00:08: tpm_transmit: tpm_send: error -62 [ 511.436081] tpm_tis 00:08: tpm_transmit: tpm_send: error -62 [ 523.412084] tpm_tis 00:08: tpm_transmit: tpm_send: error -62 [ 535.396083] tpm_tis 00:08: tpm_transmit: tpm_send: error -62 [ 550.316068] tpm_tis 00:08: tpm_transmit: tpm_send: error -62 [ 559.164074] tpm_tis 00:08: tpm_transmit: tpm_send: error -62 [ 570.028078] tpm_tis 00:08: tpm_transmit: tpm_send: error -62 /Peter > >> [ 4320.696081] tpm_tis 00:08: A TPM error (28) occurred attempting >> to determine the durations >> [ 4320.696091] tpm_tis 00:08: Could not get TPM timeouts and >> durations >> [ 9279.692915] tpm_tis 00:08: 1.2 TPM (device-id 0xB, rev-id 16) >> [ 9279.756184] tpm_tis 00:08: A TPM error (28) occurred attempting >> to determine the timeouts >> [ 9279.822186] tpm_tis 00:08: A TPM error (28) occurred attempting >> to determine the durations >> [ 9279.822197] tpm_tis 00:08: Could not get TPM timeouts and >> durations >> [10968.845856] tpm_tis 00:08: 1.2 TPM (device-id 0xB, rev-id 16) >> [10968.904111] tpm_tis 00:08: A TPM error (28) occurred attempting >> to determine the timeouts >> [10968.964100] tpm_tis 00:08: A TPM error (28) occurred attempting >> to determine the durations >> [10968.964111] tpm_tis 00:08: Could not get TPM timeouts and >> durations >> [13304.341746] tpm_tis 00:08: 1.2 TPM (device-id 0xB, rev-id 16) >> [13304.400093] tpm_tis 00:08: A TPM error (28) occurred attempting >> to determine the timeouts >> [13304.464134] tpm_tis 00:08: A TPM error (28) occurred attempting >> to determine the durations >> [13304.464142] tpm_tis 00:08: Could not get TPM timeouts and >> durations >> >> Thank you, >> Peter A >> >> >> >>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@...ts.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@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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