OpenHardwareMonitor: Hardware/ATI/ADL.cs@fa9dfbfc4145

     1 /*

     3   Version: MPL 1.1/GPL 2.0/LGPL 2.1

     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

     9   http://www.mozilla.org/MPL/

    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.

    15   The Original Code is the Open Hardware Monitor code.

    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.

    22   Contributor(s):

    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.

    36 */

    38 using System;

    39 using System.Collections.Generic;

    40 using System.Runtime.InteropServices;

    42 namespace OpenHardwareMonitor.Hardware.ATI {

    44   [StructLayout(LayoutKind.Sequential)]

    45   internal struct ADLAdapterInfo {

    46     public int Size;

    47     public int AdapterIndex;

    48     [MarshalAs(UnmanagedType.ByValTStr, SizeConst = ADL.ADL_MAX_PATH)]

    49     public string UDID;

    50     public int BusNumber;

    51     public int DeviceNumber;

    52     public int FunctionNumber;

    53     public int VendorID;

    54     [MarshalAs(UnmanagedType.ByValTStr, SizeConst = ADL.ADL_MAX_PATH)]

    55     public string AdapterName;

    56     [MarshalAs(UnmanagedType.ByValTStr, SizeConst = ADL.ADL_MAX_PATH)]

    57     public string DisplayName;

    58     public int Present;

    59     public int Exist;

    60     [MarshalAs(UnmanagedType.ByValTStr, SizeConst = ADL.ADL_MAX_PATH)]

    61     public string DriverPath;

    62     [MarshalAs(UnmanagedType.ByValTStr, SizeConst = ADL.ADL_MAX_PATH)]

    63     public string DriverPathExt;

    64     [MarshalAs(UnmanagedType.ByValTStr, SizeConst = ADL.ADL_MAX_PATH)]

    65     public string PNPString;

    66     public int OSDisplayIndex;

    67   }

    69   [StructLayout(LayoutKind.Sequential)]

    70   internal struct ADLPMActivity {

    71     public int Size;

    72     public int EngineClock;

    73     public int MemoryClock;

    74     public int Vddc;

    75     public int ActivityPercent;

    76     public int CurrentPerformanceLevel;

    77     public int CurrentBusSpeed;

    78     public int CurrentBusLanes;

    79     public int MaximumBusLanes;

    80     public int Reserved;

    81   }

    83   [StructLayout(LayoutKind.Sequential)]

    84   internal struct ADLTemperature {

    85     public int Size;

    86     public int Temperature;

    87   }

    89   [StructLayout(LayoutKind.Sequential)]

    90   internal struct ADLFanSpeedValue {

    91     public int Size;

    92     public int SpeedType;

    93     public int FanSpeed;

    94     public int Flags;

    95   }

    97   [StructLayout(LayoutKind.Sequential)]

    98   internal struct ADLFanSpeedInfo {

    99     public int Size;

   100     public int Flags;

   101     public int MinPercent;

   102     public int MaxPercent;

   103     public int MinRPM;

   104     public int MaxRPM;

   105   }

   107   internal class ADL {

   108     public const int ADL_MAX_PATH = 256;

   109     public const int ADL_MAX_ADAPTERS = 40;

   110     public const int ADL_MAX_DISPLAYS = 40;

   111     public const int ADL_MAX_DEVICENAME = 32;

   112     public const int ADL_OK = 0;

   113     public const int ADL_ERR = -1;

   114     public const int ADL_DRIVER_OK = 0;

   115     public const int ADL_MAX_GLSYNC_PORTS = 8;

   116     public const int ADL_MAX_GLSYNC_PORT_LEDS = 8;

   117     public const int ADL_MAX_NUM_DISPLAYMODES = 1024;

   119     public const int ADL_DL_FANCTRL_SPEED_TYPE_PERCENT = 1;

   120     public const int ADL_DL_FANCTRL_SPEED_TYPE_RPM = 2;

   122     public const int ADL_DL_FANCTRL_SUPPORTS_PERCENT_READ = 1;

   123     public const int ADL_DL_FANCTRL_SUPPORTS_PERCENT_WRITE = 2;

   124     public const int ADL_DL_FANCTRL_SUPPORTS_RPM_READ = 4;

   125     public const int ADL_DL_FANCTRL_SUPPORTS_RPM_WRITE = 8;

   127     public const int ATI_VENDOR_ID1 = 1002;

   128     public const int ATI_VENDOR_ID2 = 0x1002;

   130     private delegate int ADL_Main_Control_CreateDelegate(

   131       ADL_Main_Memory_AllocDelegate callback, int enumConnectedAdapters);

   132     private delegate int ADL_Adapter_AdapterInfo_GetDelegate(IntPtr info,

   133       int size);

   135     public delegate int ADL_Main_Control_DestroyDelegate();

   136     public delegate int ADL_Adapter_NumberOfAdapters_GetDelegate(

   137       ref int numAdapters);

   138     public delegate int ADL_Adapter_ID_GetDelegate(int adapterIndex,

   139       out int adapterID);

   140     public delegate int ADL_Display_AdapterID_GetDelegate(int adapterIndex,

   141       out int adapterID);

   142     public delegate int ADL_Adapter_Active_GetDelegate(int adapterIndex,

   143       out int status);

   144     public delegate int ADL_Overdrive5_CurrentActivity_GetDelegate(

   145       int iAdapterIndex, ref ADLPMActivity activity);

   146     public delegate int ADL_Overdrive5_Temperature_GetDelegate(int adapterIndex,

   147         int thermalControllerIndex, ref ADLTemperature temperature);

   148     public delegate int ADL_Overdrive5_FanSpeed_GetDelegate(int adapterIndex,

   149         int thermalControllerIndex, ref	ADLFanSpeedValue fanSpeedValue);

   150     public delegate int ADL_Overdrive5_FanSpeedInfo_GetDelegate(

   151       int adapterIndex, int thermalControllerIndex,

   152       ref ADLFanSpeedInfo fanSpeedInfo);

   154     private static ADL_Main_Control_CreateDelegate

   155       _ADL_Main_Control_Create;

   156     private static ADL_Adapter_AdapterInfo_GetDelegate

   157       _ADL_Adapter_AdapterInfo_Get;

   159     public static ADL_Main_Control_DestroyDelegate

   160       ADL_Main_Control_Destroy;

   161     public static ADL_Adapter_NumberOfAdapters_GetDelegate

   162       ADL_Adapter_NumberOfAdapters_Get;

   163     public static ADL_Adapter_ID_GetDelegate

   164       _ADL_Adapter_ID_Get;

   165     public static ADL_Display_AdapterID_GetDelegate

   166       _ADL_Display_AdapterID_Get;

   167     public static ADL_Adapter_Active_GetDelegate

   168       ADL_Adapter_Active_Get;

   169     public static ADL_Overdrive5_CurrentActivity_GetDelegate

   170       ADL_Overdrive5_CurrentActivity_Get;

   171     public static ADL_Overdrive5_Temperature_GetDelegate

   172       ADL_Overdrive5_Temperature_Get;

   173     public static ADL_Overdrive5_FanSpeed_GetDelegate

   174       ADL_Overdrive5_FanSpeed_Get;

   175     public static ADL_Overdrive5_FanSpeedInfo_GetDelegate

   176       ADL_Overdrive5_FanSpeedInfo_Get;

   178     private static string dllName;

   180     private static void GetDelegate<T>(string entryPoint, out T newDelegate)

   181       where T : class

   182     {

   183       DllImportAttribute attribute = new DllImportAttribute(dllName);

   184       attribute.CallingConvention = CallingConvention.StdCall;

   185       attribute.PreserveSig = true;

   186       attribute.EntryPoint = entryPoint;

   187       PInvokeDelegateFactory.CreateDelegate(attribute, out newDelegate);

   188     }

   190     private static void CreateDelegates(string name) {

   191       int p = (int)System.Environment.OSVersion.Platform;

   192       if ((p == 4) || (p == 128))

   193         dllName = name + ".so";

   194       else

   195         dllName = name + ".dll";

   197       GetDelegate("ADL_Main_Control_Create",

   198         out _ADL_Main_Control_Create);

   199       GetDelegate("ADL_Adapter_AdapterInfo_Get",

   200         out _ADL_Adapter_AdapterInfo_Get);

   201       GetDelegate("ADL_Main_Control_Destroy",

   202         out ADL_Main_Control_Destroy);

   203       GetDelegate("ADL_Adapter_NumberOfAdapters_Get",

   204         out ADL_Adapter_NumberOfAdapters_Get);

   205       GetDelegate("ADL_Adapter_ID_Get",

   206         out _ADL_Adapter_ID_Get);

   207       GetDelegate("ADL_Display_AdapterID_Get",

   208         out _ADL_Display_AdapterID_Get);

   209       GetDelegate("ADL_Adapter_Active_Get",

   210         out ADL_Adapter_Active_Get);

   211       GetDelegate("ADL_Overdrive5_CurrentActivity_Get",

   212         out ADL_Overdrive5_CurrentActivity_Get);

   213       GetDelegate("ADL_Overdrive5_Temperature_Get",

   214         out ADL_Overdrive5_Temperature_Get);

   215       GetDelegate("ADL_Overdrive5_FanSpeed_Get",

   216         out ADL_Overdrive5_FanSpeed_Get);

   217       GetDelegate("ADL_Overdrive5_FanSpeedInfo_Get",

   218         out ADL_Overdrive5_FanSpeedInfo_Get);

   219     }

   221     static ADL() {

   222       CreateDelegates("atiadlxx");

   223     }

   225     private ADL() { }

   227     public static int ADL_Main_Control_Create(int enumConnectedAdapters) {

   228       try {

   229         try {

   230           return _ADL_Main_Control_Create(Main_Memory_Alloc,

   231             enumConnectedAdapters);

   232         } catch {

   233           CreateDelegates("atiadlxy");

   234           return _ADL_Main_Control_Create(Main_Memory_Alloc,

   235             enumConnectedAdapters);

   236         }

   237       } catch {

   238         return ADL.ADL_ERR;

   239       }

   240     }

   242     public static int ADL_Adapter_AdapterInfo_Get(ADLAdapterInfo[] info) {

   243       int elementSize = Marshal.SizeOf(typeof(ADLAdapterInfo));

   244       int size = info.Length * elementSize;

   245       IntPtr ptr = Marshal.AllocHGlobal(size);

   246       int result = _ADL_Adapter_AdapterInfo_Get(ptr, size);

   247       for (int i = 0; i < info.Length; i++)

   248         info[i] = (ADLAdapterInfo)

   249           Marshal.PtrToStructure((IntPtr)((long)ptr + i * elementSize),

   250           typeof(ADLAdapterInfo));

   251       Marshal.FreeHGlobal(ptr);

   252       return result;

   253     }

   255     public static int ADL_Adapter_ID_Get(int adapterIndex,

   256       out int adapterID) {

   257       try {

   258         return _ADL_Adapter_ID_Get(adapterIndex, out adapterID);

   259       } catch (EntryPointNotFoundException) {

   260         try {

   261           return _ADL_Display_AdapterID_Get(adapterIndex, out adapterID);

   262         } catch (EntryPointNotFoundException) {

   263           adapterID = 1;

   264           return ADL_OK;

   265         }

   266       }

   267     }

   269     private delegate IntPtr ADL_Main_Memory_AllocDelegate(int size);

   271     private static IntPtr Main_Memory_Alloc(int size) {

   272       return Marshal.AllocHGlobal(size);;

   273     }

   275     private static void Main_Memory_Free(IntPtr buffer) {

   276       if (IntPtr.Zero != buffer)

   277         Marshal.FreeHGlobal(buffer);

   278     }

   279   }

   280 }

author	moel.mich
	Thu, 12 Aug 2010 20:53:27 +0000
changeset 166	fa9dfbfc4145
parent 160	f7d962d25af4
child 167	b7cc9d09aefe
permissions	-rw-r--r--