tree 6ea6c763643e2cfb607e7d19e06c7c1169805b0d
parent 184ade8f2b341de2a46d55fda044beaa0a387e86
author Bryan Freed <bfreed@chromium.org> 1451976007 -0800
committer ChromeOS Commit Bot <chromeos-commit-bot@chromium.org> 1471917308 +0000

CHERRY-PICK: Add autotest support for a new TPM class directory.

Kernel TPM patches from 4.x moved /sys/class/misc/tpm0 to /sys/class/tpm/tpm0.
Support both paths in autotest.

BUG=chromium:573368
TEST=grep for TPM_DICTIONARY_ATTACK_COUNTER in the keyval of Pkcs11 tests
     and verify numeric values.
     Confirm firmware_TPMExtend gives valid
     "Dumping PCRs read from device" data.

Change-Id: I6801f1be24a67720b9e96d9ff769bad57501d32b
Reviewed-on: https://chromium-review.googlesource.com/320460
Commit-Ready: Bryan Freed <bfreed@chromium.org>
Tested-by: Bryan Freed <bfreed@chromium.org>
Reviewed-by: Duncan Laurie <dlaurie@chromium.org>
Reviewed-by: Nicolas Boichat <drinkcat@chromium.org>
(cherry picked from commit ed5bdb3b626cf524aec3b8801901223f2476484b)
Reviewed-on: https://chromium-review.googlesource.com/373758
Reviewed-by: David Wu <david_wu@quantatw.com>
Reviewed-by: Duncan Laurie <dlaurie@google.com>
Tested-by: David Wu <david_wu@quantatw.com>
Commit-Queue: David Wu <david_wu@quantatw.com>