mirror of
https://github.com/Telecominfraproject/OpenCellular.git
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7bfabc008c
Change-Id: I7a77a7cd9d51238da314b09b3ac18b9dabeaa610 BUG=6061 TEST=successfully built and ran the autotest Review URL: http://codereview.chromium.org/3593012
85 lines
2.8 KiB
Python
85 lines
2.8 KiB
Python
# Copyright (c) 2010 The Chromium OS Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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import logging, os, re
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from autotest_lib.client.bin import test, utils
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from autotest_lib.client.common_lib import error
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def old_or_missing_firmware_version():
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f = open("/sys/devices/platform/chromeos_acpi/FWID")
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if not f:
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return True
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version = f.readline().strip()
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logging.info("firmware version: %s", version)
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# Expect a dot-separated list of 6 elements. Discard 1st element.
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v = re.split("\.", version)[1:]
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w = re.split("\.", "any-nickname.03.60.1118.0036.")[1:]
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if len(v) != len(w):
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raise error.TestError("malformed firmware version %s" % version)
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return v < w
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def dict_from_command(command):
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dict = {}
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out = os.popen(command)
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for linecr in out.readlines():
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line = linecr.strip()
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match = re.match("([^ ]+) (.*)", line)
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k = match.group(1)
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v = match.group(2)
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dict[k] = v
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return dict
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def expect(d, key, value):
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if (d[key] != value):
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raise error.TestError("expecting %s = %s, observing %s = %s" %
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(key, value, key, d[key]))
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def checkp(space, permission):
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c = "tpmc getp %s" % space
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l = os.popen(c).readline()
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if (not re.match(".*%s" % permission, l)):
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raise error.TestError("invalid response to %s: %s" % (c, l))
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class hardware_TPMCheck(test.test):
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version = 1
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def run_once(self):
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if old_or_missing_firmware_version():
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logging.warning("skipping test because firmware " +
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"version missing or deemed too old")
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return
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try:
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utils.system("stop tcsd", ignore_status=True)
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# Check volatile (ST_CLEAR) flags
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d = dict_from_command("tpmc getvf");
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expect(d, "deactivated", "0")
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expect(d, "physicalPresence", "0")
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expect(d, "physicalPresenceLock", "1")
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expect(d, "bGlobalLock", "1")
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# Check permanent flags
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d = dict_from_command("tpmc getpf");
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expect(d, "disable", "0")
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expect(d, "ownership", "1")
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expect(d, "deactivated", "0")
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expect(d, "physicalPresenceHWEnable", "0")
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expect(d, "physicalPresenceCMDEnable", "1")
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expect(d, "physicalPresenceLifetimeLock", "1")
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expect(d, "nvLocked", "1")
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# Check space permissions
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checkp("0x1007", "0x8001")
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checkp("0x1008", "0x1")
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# Check kernel space UID
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l = os.popen("tpmc read 0x1008 0x5").readline()
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if (not re.match(".* 4c 57 52 47$", l)):
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raise error.TestError("invalid kernel space UID: %s" % l)
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finally:
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utils.system("start tcsd", ignore_status=True)
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