483 lines
13 KiB
C#
483 lines
13 KiB
C#
// UNCLASSIFIED
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/*-------------------------------------------------------------------------
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RAYTHEON PROPRIETARY: THIS DOCUMENT CONTAINS DATA OR INFORMATION
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PROPRIETARY TO RAYTHEON COMPANY AND IS RESTRICTED TO USE ONLY BY PERSONS
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AUTHORIZED BY RAYTHEON COMPANY IN WRITING TO USE IT. DISCLOSURE TO
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UNAUTHORIZED PERSONS WOULD LIKELY CAUSE SUBSTANTIAL COMPETITIVE HARM TO
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RAYTHEON COMPANY'S BUSINESS POSITION. NEITHER SAID DOCUMENT NOR ITS
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CONTENTS SHALL BE FURNISHED OR DISCLOSED TO OR COPIED OR USED BY PERSONS
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OUTSIDE RAYTHEON COMPANY WITHOUT THE EXPRESS WRITTEN APPROVAL OF RAYTHEON
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COMPANY.
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THIS PROPRIETARY NOTICE IS NOT APPLICABLE IF DELIVERED TO THE U.S.
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GOVERNMENT.
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UNPUBLISHED WORK - COPYRIGHT RAYTHEON COMPANY.
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-------------------------------------------------------------------------*/
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using System;
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using Raytheon.Instruments.GeneralIO;
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using System.Collections.Generic;
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using Raytheon.Common;
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using NLog;
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using Pickering.Lxi.Communication;
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using Pickering.Lxi.Piplx;
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using Pickering.Lxi;
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using System.IO;
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using System.Reflection;
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namespace Raytheon.Instruments
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{
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/// <summary>
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/// A class that implements a Pickering DIO card
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/// </summary>
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public class DIOPickering40x : IGeneralIO, IDisposable
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{
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#region PrivateClassMembers
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private string _name;
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private readonly int _pxiCardSlotIndex;
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private SelfTestResult _selfTestResult;
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private State _state;
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private object _syncObj = new Object();
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private PiplxCard _dioCard;
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private int _numChannelPerPort = 8;
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private int _channelStartIndex = 0;
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private int _numInputChannels;
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private int _numOutputChannels;
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private bool _shallWeInitializeOutput = false;
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private Dictionary<string, IODatatypes.DIOChannelInfo> _signalNameToChannelMap = new Dictionary<string, IODatatypes.DIOChannelInfo>();
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/// <summary>
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/// NLog logger
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/// </summary>
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private readonly ILogger _logger;
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/// <summary>
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/// Raytheon configuration
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/// </summary>
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private readonly IConfigurationManager _configurationManager;
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private readonly IConfiguration _configuration;
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#endregion
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#region PrivateClassFunctions
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/// <summary>
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/// The finalizer.
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/// </summary>
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~DIOPickering40x()
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{
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Dispose(false);
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}
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/// <summary>
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/// Dispose of this object.
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/// </summary>
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/// <param name="disposing">True = currently disposing, False = not disposing.</param>
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protected virtual void Dispose(bool disposing)
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{
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try
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{
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if (disposing)
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{
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// nothing to do here
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}
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}
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catch (Exception)
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{
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try
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{
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//ErrorLogger.Instance().Write(err.Message + "\r\n" + err.StackTrace);
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}
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catch (Exception)
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{
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//Do not rethrow. Exception from error logger that has already been garbage collected
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}
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}
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}
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#endregion
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#region PublicClassFunctions
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/// <summary>
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/// DIOPickering40x factory constructor
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/// </summary>
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/// <param name="deviceName"></param>
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/// <param name="configurationManager"></param>
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public DIOPickering40x(string deviceName, IConfigurationManager configurationManager, ILogger logger)
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{
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Name = deviceName;
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_logger = logger;
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_configurationManager = configurationManager;
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_configuration = _configurationManager.GetConfiguration(Name);
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string assemblyFolder = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location);
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string dioModuleDefPath = _configuration.GetConfigurationValue(deviceName, ConfigXml.DIO_MODULE_DEF_FILEPATH.ToString());
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if (!Path.IsPathRooted(dioModuleDefPath))
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dioModuleDefPath = Path.GetFullPath(Path.Combine(assemblyFolder, dioModuleDefPath));
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IConfigurationFile dioModuleConfig = new ConfigurationFile(dioModuleDefPath);
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Int32.TryParse(dioModuleConfig.ReadValue(Name, ConfigIni.PXI_CARD_SLOT_INDEX.ToString()), out _pxiCardSlotIndex);
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Boolean.TryParse(dioModuleConfig.ReadValue(Name, ConfigIni.SHALL_WE_DRIVE_OUTPUT_UPON_INITIALIZATION.ToString()), out _shallWeInitializeOutput);
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List<string> outputSignalNames = dioModuleConfig.ReadAllKeys($"{Name}.{ConfigIni.OUTPUT_SIGNALS}");
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List<string> intputSignalNames = dioModuleConfig.ReadAllKeys($"{Name}.{ConfigIni.INPUT_SIGNALS}");
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Int32.TryParse(dioModuleConfig.ReadValue(Name, ConfigIni.NUM_CHANNELS_PER_PORT.ToString()), out _numChannelPerPort);
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Int32.TryParse(dioModuleConfig.ReadValue(Name, ConfigIni.CHANNEL_START_INDEX.ToString()), out _channelStartIndex);
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if (!(_channelStartIndex == 0 || _channelStartIndex == 1))
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{
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throw new Exception($"The value for key {ConfigIni.CHANNEL_START_INDEX.ToString()} in section {Name} must be 0 or 1 in {dioModuleDefPath}");
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}
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IODatatypes.DIOChannelInfo info;
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foreach (string signalName in outputSignalNames)
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{
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if (_signalNameToChannelMap.ContainsKey(signalName))
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throw new Exception($"Key {signalName} in section {Name}.{ConfigIni.OUTPUT_SIGNALS} conflicts with the same key defined in another section.");
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string iniLine = dioModuleConfig.ReadValue($"{Name}.{ConfigIni.OUTPUT_SIGNALS}", signalName);
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string[] infoTokens = iniLine.Split('|');
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if (infoTokens.Length != 2)
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{
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throw new Exception($"Key {signalName} in section {Name}.{ConfigIni.OUTPUT_SIGNALS} does not contain 2 tokens");
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}
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info.channelNumber = Convert.ToUInt32(infoTokens[0]);
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info.initialValue = Convert.ToInt32(infoTokens[1]);
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_signalNameToChannelMap[signalName] = info;
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}
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foreach (string signalName in intputSignalNames)
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{
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if (_signalNameToChannelMap.ContainsKey(signalName))
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throw new Exception($"Key {signalName} in section {Name}.{ConfigIni.INPUT_SIGNALS} conflicts with the same key defined in another section.");
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string iniLine = dioModuleConfig.ReadValue($"{Name}.{ConfigIni.INPUT_SIGNALS}", signalName);
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info.channelNumber = Convert.ToUInt32(iniLine);
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info.initialValue = -1;
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_signalNameToChannelMap[signalName] = info;
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}
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_selfTestResult = SelfTestResult.Unknown;
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_state = State.Uninitialized;
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}
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/// <summary>
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/// Initialize the card
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/// </summary>
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public void Initialize()
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{
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lock (_syncObj)
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{
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if (_state == State.Uninitialized)
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{
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PiplxManager manager = new PiplxManager("");
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_dioCard = (PiplxCard)manager.Cards[_pxiCardSlotIndex];
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PiplxCardInfo info = (PiplxCardInfo)_dioCard.Info;
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_numInputChannels = info.InputSubunitsCount * _numChannelPerPort;
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_numOutputChannels = info.OutputSubunitsCount * _numChannelPerPort;
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_dioCard.Open();
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if (_shallWeInitializeOutput)
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{
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foreach (KeyValuePair<string, IODatatypes.DIOChannelInfo> item in _signalNameToChannelMap)
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{
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if (item.Value.initialValue != -1)
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{
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SetBit(item.Key, (IODatatypes.BitState)item.Value.initialValue);
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}
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}
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}
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_state = State.Ready;
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}
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else
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{
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throw new Exception("Expected the state to be Uninitialized, state was: " + _state.ToString() + " on card " + _name);
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}
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}
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}
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/// <summary>
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/// Return list of signal names
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/// </summary>
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public List<string> GetSignalNames()
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{
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return new List<string>(_signalNameToChannelMap.Keys);
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}
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/// <summary>
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///
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/// </summary>
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/// <returns></returns>
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public bool ClearErrors()
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{
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throw new NotImplementedException();
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}
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/// <summary>
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///
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/// </summary>
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public string DetailedStatus
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{
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get
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{
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return "This is a Pickering DIO Card " + _name;
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}
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}
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/// <summary>
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///
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/// </summary>
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public bool DisplayEnabled
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{
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get
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{
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throw new NotImplementedException();
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}
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set
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{
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throw new NotImplementedException();
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}
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}
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/// <summary>
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/// Dispose of this object.
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/// </summary>
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public void Dispose()
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{
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lock (_syncObj)
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{
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try
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{
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Dispose(true);
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GC.SuppressFinalize(this);
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}
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catch (Exception)
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{
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try
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{
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//ErrorLogger.Instance().Write(err.Message + "\r\n" + err.StackTrace);
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}
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catch (Exception)
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{
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//Do not rethrow. Exception from error logger that has already been garbage collected.
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}
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}
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}
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}
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/// <summary>
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///
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/// </summary>
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public bool FrontPanelEnabled
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{
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get
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{
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throw new NotImplementedException();
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}
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set
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{
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throw new NotImplementedException();
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}
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}
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/// <summary>
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///
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/// </summary>
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/// <param name="signalName"></param>
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/// <param name="state"></param>
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public void SetBit(string signalName, IODatatypes.BitState state)
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{
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lock (_syncObj)
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{
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if (!_signalNameToChannelMap.ContainsKey(signalName))
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throw new Exception($"Signal name {signalName} doesn't exist for card: " + _name);
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if (_signalNameToChannelMap[signalName].channelNumber >= _numOutputChannels || _signalNameToChannelMap[signalName].channelNumber < _channelStartIndex)
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{
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throw new Exception($"The input channel number {_signalNameToChannelMap[signalName].channelNumber} specified must be >= {_channelStartIndex} and < {_numOutputChannels +_channelStartIndex} on card " + _name);
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}
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GetPortIndexAndBitIndex(signalName, out int portIndex, out int bitIndex);
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DigitalInputOutputSubunit subunit = (DigitalInputOutputSubunit)_dioCard.OutputSubunits[portIndex];
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subunit[bitIndex+1] = state != 0;
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}
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}
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/// <summary>
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///
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/// </summary>
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/// <param name="signalName"></param>
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/// <returns></returns>
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public IODatatypes.BitState GetBitState(string signalName)
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{
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lock (_syncObj)
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{
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if (!_signalNameToChannelMap.ContainsKey(signalName))
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throw new Exception($"Signal name {signalName} doesn't exist for card: " + _name);
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if (_signalNameToChannelMap[signalName].channelNumber >= _numInputChannels || _signalNameToChannelMap[signalName].channelNumber < _channelStartIndex)
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{
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throw new Exception($"The input channel number {_signalNameToChannelMap[signalName].channelNumber} specified must be >= {_channelStartIndex} and < {_numInputChannels+_channelStartIndex} on card " + _name);
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}
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GetPortIndexAndBitIndex(signalName, out int portIndex, out int bitIndex);
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DigitalInputOutputSubunit subunit = (DigitalInputOutputSubunit)_dioCard.InputSubunits[portIndex];
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return (IODatatypes.BitState)(subunit[bitIndex+1] ? 1:0);
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}
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}
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/// <summary>
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/// Because the user has to define each channel number in the config file, some people will use 0 or 1 start their starting channel number
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/// Whether the user prefers 0 or 1 as their starting channel number, this function will then calculate the port index and bit index that the
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/// driver API needs to be able to drive/read the signal
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/// <param name="signalName"></param>
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/// <param name="portIndex">portIndex will range from 0..N</param>
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/// <param name="bitIndex">bitIndex will range from 0..M</param>
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/// </summary>
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private void GetPortIndexAndBitIndex(string signalName, out int portIndex, out int bitIndex)
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{
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portIndex = (int)(Math.Ceiling((double)((int)_signalNameToChannelMap[signalName].channelNumber + Math.Abs(_channelStartIndex - 1)) / (double)_numChannelPerPort) - 1.0);
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int multiplier = ((int)_signalNameToChannelMap[signalName].channelNumber + _numChannelPerPort) / _numChannelPerPort;
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bitIndex = (((int)_signalNameToChannelMap[signalName].channelNumber + _numChannelPerPort) - (_numChannelPerPort * multiplier)) - _channelStartIndex;
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if (bitIndex < 0)
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{
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bitIndex = _numChannelPerPort - 1;
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}
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}
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/// <summary>
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///
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/// </summary>
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public InstrumentMetadata Info
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{
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get
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{
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throw new NotImplementedException();
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}
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}
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/// <summary>
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///
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/// </summary>
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public string Name
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{
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get { return _name; }
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set { _name = value; }
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}
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/// <summary>
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///
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/// </summary>
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public uint NumberOfInputBits
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{
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get
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{
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return (uint)_numInputChannels;
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}
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}
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/// <summary>
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///
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/// </summary>
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public uint NumberOfOutputBits
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{
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get
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{
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return (uint)_numOutputChannels;
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}
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}
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/// <summary>
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///
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/// </summary>
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/// <returns></returns>
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public SelfTestResult PerformSelfTest()
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{
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lock (_syncObj)
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{
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throw new NotImplementedException();
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}
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}
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/// <summary>
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///
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/// </summary>
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public void Reset()
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{
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lock (_syncObj)
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{
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Shutdown();
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Initialize();
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}
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}
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/// <summary>
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///
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/// </summary>
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public SelfTestResult SelfTestResult
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{
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get
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{
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return _selfTestResult;
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}
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}
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/// <summary>
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///
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/// </summary>
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/// <param name="bit"></param>
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public void SetTristate(string signalName)
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{
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throw new NotImplementedException();
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}
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/// <summary>
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///
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/// </summary>
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public State Status
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{
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get
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{
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return _state;
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}
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}
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/// <summary>
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///
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/// </summary>
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public void Shutdown()
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{
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lock (_syncObj)
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{
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_state = State.Uninitialized;
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}
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}
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#endregion
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}
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}
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