390 lines
14 KiB
Python
390 lines
14 KiB
Python
# Copyright (c) 2013 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 re
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import time
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import common
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from autotest_lib.client.bin import utils
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from autotest_lib.client.cros.cellular import air_state_verifier
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from autotest_lib.client.cros.cellular import base_station_interface
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from autotest_lib.client.cros.cellular import cellular
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from autotest_lib.client.cros.cellular import cellular_logging
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from autotest_lib.client.cros.cellular import cellular_system_error
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POLL_SLEEP = 0.2
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log = cellular_logging.SetupCellularLogging('base_station_pxt')
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class BaseStationPxt(base_station_interface.BaseStationInterface):
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"""Wrap an Agilent PXT"""
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def __init__(self, scpi_connection, no_initialization=False):
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"""
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Creates a PXT call-box object.
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TODO(byronk): Make a factory that returns a call_box, of either
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a 8960 or a PXT, or a...
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@param scpi_connection: The scpi port to send commands over.
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@param no_initialization: Don't do anything. Useful for unit testing
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and debugging when you don't want to run all the usual functions.
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"""
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# TODO(byronk): Use variables longer then 1 char.
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self.c = scpi_connection
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if no_initialization:
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return
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self.checker_context = self.c.checker_context
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with self.checker_context:
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self._Verify()
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self._Reset()
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def _Verify(self):
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idn = self.c.Query('*IDN?')
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if 'E6621' not in idn:
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raise cellular_system_error.BadScpiCommand(
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'Not actually a E6621 PXT: *IDN? says ' + idn)
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def _Reset(self):
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self.c.Reset()
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self.Stop()
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def _IsIdle(self):
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bs_active = self.c.Query('BSE:SIMULator?')
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return bs_active == 'STOP'
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def Close(self):
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self.c.Close()
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def GetAirStateVerifier(self):
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return air_state_verifier.AirStateVerifierBasestation(self)
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def GetDataCounters(self):
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raise NotImplementedError
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def GetRatUeDataStatus(self):
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"""Get the radio-access-technology-specific status of the UE.
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Unlike GetUeDataStatus, below, this returns a status that depends
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on the RAT being used.
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"""
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status = self.c.Query('BSE:STATus:ACELL?')
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rat = \
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ConfigDictionaries.FORMAT_TO_DATA_STATUS_TYPE[self.format][status]
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return rat
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def GetUeDataStatus(self):
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"""Get the UeGenericDataStatus status of the device."""
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rat = self.GetRatUeDataStatus()
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return cellular.RatToGenericDataStatus[rat]
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def ResetDataCounters(self):
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# Keep this here until the implementation of this class
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# is done. If we never hit this, then we can safely remove it,
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# but we should think twice about that. The 8960 needs it,
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# it seems likely that the PXT should.
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raise NotImplementedError
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def ClearErrors(self):
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self.c.RetrieveErrors()
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def LogStats(self):
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# Keep this here until the implementation of this class
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# is done. If we never hit this, then we can safely remove it,
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# but we should think twice about that. The 8960 needs it,
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# it seems likely that the PXT should.
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raise NotImplementedError
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def SetBsIpV4(self, ip1, ip2):
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return # TODO(byronk): Configure the PXT to find.crbug.com:/235643
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def SetBsNetmaskV4(self, netmask):
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return # TODO(byronk): Configure the PXT to find. crbug.com:/235643
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def SetPlmn(self, mcc, mnc):
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raise NotImplementedError
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def SetPower(self, dbm):
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# TODO(byronk): Setting the RF output of the PXT. crbug.com/235655
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# and 8960 call boxes to OFF should be off
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if dbm <= cellular.Power.OFF:
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self.c.SendStanza(['AMPLitude:ALL -120'])
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else:
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self.c.SendStanza(['AMPLitude:ALL %s' % dbm])
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def SetTechnology(self, technology):
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# TODO(byronk): The set technology step likely belongs in the
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# constructor.
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# Print out a helpful message on a key error.
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try:
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self.format = ConfigDictionaries.TECHNOLOGY_TO_FORMAT[technology]
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except KeyError:
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raise KeyError('%s not in %s ' % (
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technology,
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ConfigDictionaries.TECHNOLOGY_TO_FORMAT))
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self.technology = technology
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def SetUeDnsV4(self, dns1, dns2):
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"""Set the DNS values provided to the UE. Emulator must be stopped."""
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return # TODO(byronk): Configure the PXT to find. crbug.com/235643
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# the data server
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def SetUeIpV4(self, ip1, ip2=None):
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"""
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Set the IP addresses provided to the UE. Emulator must be stopped.
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"""
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return # TODO(byronk) crbug.com:/235643: Configure the PXT to find
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# the data server
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def Start(self):
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commands = [
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'*CLS',
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'STATus:PRESet',
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# Enable conn checks
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'BSE:CONFig:RRC:CTIMer:STATus ON',
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# Check freq (secs)
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'BSE:CONFig:RRC:CTIMer:LENGth 5',
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'SIGN:MODE BSE',
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'SCENArio:LOAD "FDD_Combined_v6.3.lbmf"',
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'BSE:CONF:PROF 20MH',
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'FREQ:BAND 13',
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'BSE:SIMULator RUN'
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]
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self.c.SendStanza(commands)
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def Stop(self):
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self.c.SendStanza(['BSE:SIMULator STOP'])
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# Make sure the call status goes to idle before continuing.
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utils.poll_for_condition(
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self._IsIdle,
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timeout=cellular.DEFAULT_TIMEOUT,
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exception=cellular_system_error.BadState(
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'PXT did not enter IDLE state'))
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def SupportedTechnologies(self):
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return [cellular.Technology.LTE]
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def WaitForStatusChange(self,
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interested=None,
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timeout=cellular.DEFAULT_TIMEOUT):
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"""When UE status changes (to a value in |interested|),
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return the value.
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Arguments:
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interested: if non-None, only transitions to these states will
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cause a return
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timeout: in seconds.
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Returns: state
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Raises: cellular_system_error.InstrumentTimeout
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"""
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start = time.time()
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# TODO(byronk): consider utils.poll_for_condition()
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while time.time() - start <= timeout:
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state = self.GetUeDataStatus()
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if state in interested:
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return state
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time.sleep(POLL_SLEEP)
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state = self.GetUeDataStatus()
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if state in interested:
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return state
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raise cellular_system_error.InstrumentTimeout(
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'Timed out waiting for state in %s. State was %s.' %
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(interested, state))
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class ConfigStanzas(object):
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# p 22 of http://cp.literature.agilent.com/litweb/pdf/5989-5932EN.pdf
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def _Parse( command_sequence):
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"""Split and remove comments from a config stanza."""
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return [line for line in command_sequence.splitlines()
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if line and not line.startswith('#')]
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LTE = _Parse(""" """)
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# TODO(byronk): ConfigStanza should not be. These belong somewhere in
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# the PXT class.
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WCDMA_MAX = _Parse("""
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# RAB3: 64 Up/384 down
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# http://wireless.agilent.com/rfcomms/refdocs/
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# wcdma/wcdmala_hpib_call_service.html#CACBDEAH
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CALL:UPLink:TXPower:LEVel:MAXimum 24
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CALL:SERVICE:GPRS:RAB GPRSRAB3
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""")
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# p 20 of http://cp.literature.agilent.com/litweb/pdf/5989-5932EN.pdf
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CDMA_2000_MAX = _Parse("""
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CALL:SCHannel:FORWard:DRATe BPS153600
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CALL:CELL:SOPTion:RCONfig3 SOFS33
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""")
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# p 19 of http://cp.literature.agilent.com/litweb/pdf/5989-5932EN.pdf
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EVDO_1X_MAX = _Parse("""
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CALL:CELL:CONTrol:CATTribute:ISTate:PCCCycle ATSP
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# Default data application
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CALL:APPLication:SESSion DPAPlication
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# Give DUT 100% of channel
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CALL:CELL:APPLication:ATDPackets 100
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""")
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GPRS_MAX = _Parse("""
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call:bch:scel gprs
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call:pdtch:mslot:config d1u1
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call:cell:tbflow:t3192 ms1500
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""")
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EGPRS_MAX = _Parse("""
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call:bch:scel egprs
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call:pdtch:mslot:config d4u1
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call:cell:tbflow:t3192 ms1500
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""")
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CAT_08 = _Parse("""
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call:pow:stat ON
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call:ms:pow:targ 0
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call:cell:rlc:rees OFF
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call:hsdpa:ms:hsdschannel:cat:control:auto off
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call:hsdpa:ms:hsdschannel:cat:man 8
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call:hsdpa:service:psdata:hsdschannel:config cqiv
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call:hsdpa:service:psdata:cqi 22
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call:serv:gprs:rab PHSP
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call:serv:rbt:rab HSDP12
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call:serv:psd:srb:mapp UEDD
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call:hsup:serv:psd:edpd:ccod:max T2T4
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call:hsup:edch:tti MS10
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call:hsup:serv:psd:ergc:inf:stat Off
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""")
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CAT_10 = _Parse("""
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call:pow:stat ON
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call:ms:pow:targ 0
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call:cell:rlc:rees OFF
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call:hsdpa:ms:hsdschannel:cat:control:auto off
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call:hsdpa:ms:hsdschannel:cat:man 10
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call:serv:gprs:rab PHSP
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call:serv:rbt:rab HSDP12
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call:hsdpa:service:psdata:hsdschannel:config cqiv
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call:hsdpa:service:psdata:cqi 22
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call:serv:psd:srb:mapp UEDD
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call:hsup:serv:psd:edpd:ccod:max T2T4
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call:hsup:edch:tti MS2
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call:hsup:serv:psd:ergc:inf:stat Off
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""")
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class ConfigDictionaries(object):
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TECHNOLOGY_TO_FORMAT_RAW = {
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cellular.Technology.GPRS: 'GSM/GPRS',
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cellular.Technology.EGPRS: 'GSM/GPRS',
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cellular.Technology.WCDMA: 'WCDMA',
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cellular.Technology.HSDPA: 'WCDMA',
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cellular.Technology.HSUPA: 'WCDMA',
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cellular.Technology.HSDUPA: 'WCDMA',
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cellular.Technology.HSPA_PLUS: 'WCDMA',
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cellular.Technology.CDMA_2000: 'IS-2000/IS-95/AMPS',
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cellular.Technology.EVDO_1X: 'IS-856',
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cellular.Technology.LTE: 'LTE',
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}
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# Put each value in "" marks to quote it for GPIB
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TECHNOLOGY_TO_FORMAT = dict([
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(x, '"%s"' % y) for
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x, y in TECHNOLOGY_TO_FORMAT_RAW.iteritems()])
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TECHNOLOGY_TO_CONFIG_STANZA = {
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cellular.Technology.CDMA_2000: ConfigStanzas.CDMA_2000_MAX,
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cellular.Technology.EVDO_1X: ConfigStanzas.EVDO_1X_MAX,
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cellular.Technology.GPRS: ConfigStanzas.GPRS_MAX,
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cellular.Technology.EGPRS: ConfigStanzas.EGPRS_MAX,
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cellular.Technology.WCDMA: ConfigStanzas.WCDMA_MAX,
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cellular.Technology.HSDPA: ConfigStanzas.CAT_08,
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cellular.Technology.HSUPA: ConfigStanzas.CAT_08,
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cellular.Technology.HSDUPA: ConfigStanzas.CAT_08,
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cellular.Technology.HSPA_PLUS: ConfigStanzas.CAT_10,
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cellular.Technology.LTE: ConfigStanzas.LTE,
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}
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# TODO(byronk): remove these. Not used for LTE. Check for external deps
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# http://wireless.agilent.com/rfcomms/refdocs/
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# gsmgprs/prog_synch_callstategprs.html#CHDDFBAJ
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# NB: We have elided a few states of the GSM state machine here.
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CALL_STATUS_DATA_TO_STATUS_GSM_GPRS = {
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'IDLE': cellular.UeGsmDataStatus.IDLE,
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'ATTG': cellular.UeGsmDataStatus.ATTACHING,
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'DET': cellular.UeGsmDataStatus.DETACHING,
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'ATT': cellular.UeGsmDataStatus.ATTACHED,
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'STAR': cellular.UeGsmDataStatus.ATTACHING,
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'END': cellular.UeGsmDataStatus.PDP_DEACTIVATING,
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'TRAN': cellular.UeGsmDataStatus.PDP_ACTIVE,
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'PDPAG': cellular.UeGsmDataStatus.PDP_ACTIVATING,
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'PDP': cellular.UeGsmDataStatus.PDP_ACTIVE,
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'PDPD': cellular.UeGsmDataStatus.PDP_DEACTIVATING,
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'DCON': cellular.UeGsmDataStatus.PDP_ACTIVE,
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'SUSP': cellular.UeGsmDataStatus.IDLE,
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}
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# http://wireless.agilent.com/rfcomms/refdocs/
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# wcdma/wcdma_gen_call_proc_status.html#CJADGAHG
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CALL_STATUS_DATA_TO_STATUS_WCDMA = {
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'IDLE': cellular.UeGsmDataStatus.IDLE,
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'ATTG': cellular.UeGsmDataStatus.ATTACHING,
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'DET': cellular.UeGsmDataStatus.DETACHING,
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'OFF': cellular.UeGsmDataStatus.NONE,
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'PDPAG': cellular.UeGsmDataStatus.PDP_ACTIVATING,
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'PDP': cellular.UeGsmDataStatus.PDP_ACTIVE,
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'PDPD': cellular.UeGsmDataStatus.PDP_DEACTIVATING,
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}
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# http://wireless.agilent.com/rfcomms/refdocs/
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# cdma2k/cdma2000_hpib_call_status.html#CJABGBCF
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CALL_STATUS_DATA_TO_STATUS_CDMA_2000 = {
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'OFF': cellular.UeC2kDataStatus.OFF,
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'DORM': cellular.UeC2kDataStatus.DORMANT,
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'DCON': cellular.UeC2kDataStatus.DATA_CONNECTED,
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}
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# http://wireless.agilent.com/rfcomms/refdocs/
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# 1xevdo/1xevdo_hpib_call_status.html#BABCGBCD
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CALL_STATUS_DATA_TO_STATUS_EVDO = {
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'CCL': cellular.UeEvdoDataStatus.CONNECTION_CLOSING,
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'CNEG': cellular.UeEvdoDataStatus.CONNECTION_NEGOTIATE,
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'CREQ': cellular.UeEvdoDataStatus.CONNECTION_REQUEST,
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'DCON': cellular.UeEvdoDataStatus.DATA_CONNECTED,
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'DORM': cellular.UeEvdoDataStatus.DORMANT,
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'HAND': cellular.UeEvdoDataStatus.HANDOFF,
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'IDLE': cellular.UeEvdoDataStatus.IDLE,
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'PAG': cellular.UeEvdoDataStatus.PAGING,
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'SCL': cellular.UeEvdoDataStatus.SESSION_CLOSING,
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'SNEG': cellular.UeEvdoDataStatus.SESSION_NEGOTIATE,
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'SOP': cellular.UeEvdoDataStatus.SESSION_OPEN,
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'UREQ': cellular.UeEvdoDataStatus.UATI_REQUEST,
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}
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#lte status from BSE:STATus:ACELL? on the PXT
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#OFF | IDLE | CON | REG |
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#LOOP | REL | UNAV
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CALL_STATUS_DATA_TO_STATUS_LTE = {
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'OFF': cellular.UeLteDataStatus.OFF,
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'IDLE': cellular.UeLteDataStatus.IDLE,
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'CON': cellular.UeLteDataStatus.CONNECTED,
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'REG': cellular.UeLteDataStatus.REGISTERED,
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'LOOP': cellular.UeLteDataStatus.LOOPBACK,
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'REL': cellular.UeLteDataStatus.RELEASE,
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'UNAV': cellular.UeLteDataStatus.UNAVAILABLE,
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}
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FORMAT_TO_DATA_STATUS_TYPE = {
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'"GSM/GPRS"': CALL_STATUS_DATA_TO_STATUS_GSM_GPRS,
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'"WCDMA"': CALL_STATUS_DATA_TO_STATUS_WCDMA,
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'"IS-2000/IS-95/AMPS"': CALL_STATUS_DATA_TO_STATUS_CDMA_2000,
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'"IS-856"': CALL_STATUS_DATA_TO_STATUS_EVDO,
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'"LTE"': CALL_STATUS_DATA_TO_STATUS_LTE,
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}
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