Hardware/CPU/CPUGroup.cs
author moel.mich
Mon, 20 Sep 2010 19:28:25 +0000
changeset 191 6545fa3ae298
parent 182 4801e9eaf979
child 195 0ee888c485d5
permissions -rw-r--r--
Refactored the CPU classes and added a GenericCPU class.
     1 /*
     2   
     3   Version: MPL 1.1/GPL 2.0/LGPL 2.1
     4 
     5   The contents of this file are subject to the Mozilla Public License Version
     6   1.1 (the "License"); you may not use this file except in compliance with
     7   the License. You may obtain a copy of the License at
     8  
     9   http://www.mozilla.org/MPL/
    10 
    11   Software distributed under the License is distributed on an "AS IS" basis,
    12   WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
    13   for the specific language governing rights and limitations under the License.
    14 
    15   The Original Code is the Open Hardware Monitor code.
    16 
    17   The Initial Developer of the Original Code is 
    18   Michael Möller <m.moeller@gmx.ch>.
    19   Portions created by the Initial Developer are Copyright (C) 2009-2010
    20   the Initial Developer. All Rights Reserved.
    21 
    22   Contributor(s):
    23 
    24   Alternatively, the contents of this file may be used under the terms of
    25   either the GNU General Public License Version 2 or later (the "GPL"), or
    26   the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
    27   in which case the provisions of the GPL or the LGPL are applicable instead
    28   of those above. If you wish to allow use of your version of this file only
    29   under the terms of either the GPL or the LGPL, and not to allow others to
    30   use your version of this file under the terms of the MPL, indicate your
    31   decision by deleting the provisions above and replace them with the notice
    32   and other provisions required by the GPL or the LGPL. If you do not delete
    33   the provisions above, a recipient may use your version of this file under
    34   the terms of any one of the MPL, the GPL or the LGPL.
    35  
    36 */
    37 
    38 using System;
    39 using System.Collections.Generic;
    40 using System.Globalization;
    41 using System.Text;
    42 
    43 namespace OpenHardwareMonitor.Hardware.CPU {
    44 
    45   internal class CPUGroup : IGroup { 
    46     private List<IHardware> hardware = new List<IHardware>();
    47 
    48     private CPUID[][][] threads;
    49 
    50     private static CPUID[][] GetProcessorThreads() {
    51 
    52       List<CPUID> threads = new List<CPUID>();
    53       for (int i = 0; i < 32; i++) {
    54         try {
    55           threads.Add(new CPUID(i));
    56         } catch (ArgumentOutOfRangeException) { }
    57       }
    58 
    59       SortedDictionary<uint, List<CPUID>> processors =
    60         new SortedDictionary<uint, List<CPUID>>();
    61       foreach (CPUID thread in threads) {
    62         List<CPUID> list;
    63         processors.TryGetValue(thread.ProcessorId, out list);
    64         if (list == null) {
    65           list = new List<CPUID>();
    66           processors.Add(thread.ProcessorId, list);
    67         }
    68         list.Add(thread);
    69       }
    70 
    71       CPUID[][] processorThreads = new CPUID[processors.Count][];
    72       int index = 0;
    73       foreach (List<CPUID> list in processors.Values) {
    74         processorThreads[index] = list.ToArray();
    75         index++;
    76       }
    77       return processorThreads;
    78     }
    79 
    80     private static CPUID[][] GroupThreadsByCore(CPUID[] threads) {
    81 
    82       SortedDictionary<uint, List<CPUID>> cores = 
    83         new SortedDictionary<uint, List<CPUID>>();
    84       foreach (CPUID thread in threads) {
    85         List<CPUID> coreList;
    86         cores.TryGetValue(thread.CoreId, out coreList);
    87         if (coreList == null) {
    88           coreList = new List<CPUID>();
    89           cores.Add(thread.CoreId, coreList);
    90         }
    91         coreList.Add(thread);
    92       }
    93 
    94       CPUID[][] coreThreads = new CPUID[cores.Count][];
    95       int index = 0;
    96       foreach (List<CPUID> list in cores.Values) {
    97         coreThreads[index] = list.ToArray();
    98         index++;
    99       }
   100       return coreThreads;
   101     }
   102 
   103     public CPUGroup(ISettings settings) {
   104       // No implementation for cpuid on Unix systems
   105       int p = (int)System.Environment.OSVersion.Platform;
   106       if ((p == 4) || (p == 128)) 
   107         return;
   108       
   109       if (!WinRing0.IsCpuid())
   110         return;
   111 
   112       CPUID[][] processorThreads = GetProcessorThreads();
   113       this.threads = new CPUID[processorThreads.Length][][];
   114 
   115       int index = 0;
   116       foreach (CPUID[] threads in processorThreads) {
   117         if (threads.Length == 0)
   118           continue;
   119             
   120         CPUID[][] coreThreads = GroupThreadsByCore(threads);
   121 
   122         this.threads[index] = coreThreads;
   123 
   124         switch (threads[0].Vendor) {
   125           case Vendor.Intel:
   126             hardware.Add(new IntelCPU(index, coreThreads, settings));
   127             break;
   128           case Vendor.AMD:
   129             switch (threads[0].Family) {
   130               case 0x0F:
   131                 hardware.Add(new AMD0FCPU(index, coreThreads, settings));
   132                 break;
   133               case 0x10:
   134                 hardware.Add(new AMD10CPU(index, coreThreads, settings));
   135                 break;
   136               default:
   137                 hardware.Add(new GenericCPU(index, coreThreads, settings));
   138                 break;
   139             } break;
   140           default:
   141             hardware.Add(new GenericCPU(index, coreThreads, settings));
   142             break;
   143         }
   144 
   145         index++;
   146       }
   147     }
   148     
   149     public IHardware[] Hardware {
   150       get {
   151         return hardware.ToArray();
   152       }
   153     }
   154 
   155     private static void AppendCpuidData(StringBuilder r, uint[,] data, 
   156       uint offset) 
   157     {
   158       for (int i = 0; i < data.GetLength(0); i++) {
   159         r.Append(" ");
   160         r.Append((i + offset).ToString("X8", CultureInfo.InvariantCulture));
   161         for (int j = 0; j < 4; j++) {
   162           r.Append("  ");
   163           r.Append(data[i, j].ToString("X8", CultureInfo.InvariantCulture));
   164         }
   165         r.AppendLine();
   166       }
   167     }
   168 
   169     public string GetReport() {
   170       if (threads == null)
   171         return null;
   172       
   173       StringBuilder r = new StringBuilder();
   174       
   175       r.AppendLine("CPUID");
   176       r.AppendLine();
   177 
   178       for (int i = 0; i < threads.Length; i++) {
   179 
   180         r.AppendLine("Processor " + i);
   181         r.AppendLine();
   182         r.AppendFormat("Processor Vendor: {0}{1}", threads[i][0][0].Vendor,
   183           Environment.NewLine);
   184         r.AppendFormat("Processor Brand: {0}{1}", threads[i][0][0].BrandString,
   185           Environment.NewLine);
   186         r.AppendFormat("Family: 0x{0}{1}", 
   187           threads[i][0][0].Family.ToString("X", CultureInfo.InvariantCulture), 
   188           Environment.NewLine);
   189         r.AppendFormat("Model: 0x{0}{1}",
   190           threads[i][0][0].Model.ToString("X", CultureInfo.InvariantCulture), 
   191           Environment.NewLine);
   192         r.AppendFormat("Stepping: 0x{0}{1}",
   193           threads[i][0][0].Stepping.ToString("X", CultureInfo.InvariantCulture), 
   194           Environment.NewLine);
   195         r.AppendLine();
   196 
   197         r.AppendLine("CPUID Return Values");
   198         r.AppendLine();
   199         for (int j = 0; j < threads[i].Length; j++)
   200           for (int k = 0; k < threads[i][j].Length; k++) {
   201             r.AppendLine(" CPU Thread: " + threads[i][j][k].Thread);
   202             r.AppendLine(" APIC ID: " + threads[i][j][k].ApicId);
   203             r.AppendLine(" Processor ID: " + threads[i][j][k].ProcessorId);
   204             r.AppendLine(" Core ID: " + threads[i][j][k].CoreId);
   205             r.AppendLine(" Thread ID: " + threads[i][j][k].ThreadId);
   206             r.AppendLine();
   207             r.AppendLine(" Function  EAX       EBX       ECX       EDX");
   208             AppendCpuidData(r, threads[i][j][k].Data, CPUID.CPUID_0);
   209             AppendCpuidData(r, threads[i][j][k].ExtData, CPUID.CPUID_EXT);
   210             r.AppendLine();
   211           }
   212       }
   213       return r.ToString(); 
   214     }
   215 
   216     public void Close() { }
   217   }
   218 }