OpenHardwareMonitor: Hardware/ATI/ADL.cs@090259cfd699

     1 /*

     3   This Source Code Form is subject to the terms of the Mozilla Public

     4   License, v. 2.0. If a copy of the MPL was not distributed with this

     5   file, You can obtain one at http://mozilla.org/MPL/2.0/.

     7   Copyright (C) 2009-2012 Michael Möller <mmoeller@openhardwaremonitor.org>

     9 */

    11 using System;

    12 using System.Runtime.InteropServices;

    13 using System.Text.RegularExpressions;

    15 namespace OpenHardwareMonitor.Hardware.ATI {

    17   [StructLayout(LayoutKind.Sequential)]

    18   internal struct ADLAdapterInfo {

    19     public int Size;

    20     public int AdapterIndex;

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

    22     public string UDID;

    23     public int BusNumber;

    24     public int DeviceNumber;

    25     public int FunctionNumber;

    26     public int VendorID;

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

    28     public string AdapterName;

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

    30     public string DisplayName;

    31     public int Present;

    32     public int Exist;

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

    34     public string DriverPath;

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

    36     public string DriverPathExt;

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

    38     public string PNPString;

    39     public int OSDisplayIndex;

    40   }

    42   [StructLayout(LayoutKind.Sequential)]

    43   internal struct ADLPMActivity {

    44     public int Size;

    45     public int EngineClock;

    46     public int MemoryClock;

    47     public int Vddc;

    48     public int ActivityPercent;

    49     public int CurrentPerformanceLevel;

    50     public int CurrentBusSpeed;

    51     public int CurrentBusLanes;

    52     public int MaximumBusLanes;

    53     public int Reserved;

    54   }

    56   [StructLayout(LayoutKind.Sequential)]

    57   internal struct ADLTemperature {

    58     public int Size;

    59     public int Temperature;

    60   }

    62   [StructLayout(LayoutKind.Sequential)]

    63   internal struct ADLFanSpeedValue {

    64     public int Size;

    65     public int SpeedType;

    66     public int FanSpeed;

    67     public int Flags;

    68   }

    70   [StructLayout(LayoutKind.Sequential)]

    71   internal struct ADLFanSpeedInfo {

    72     public int Size;

    73     public int Flags;

    74     public int MinPercent;

    75     public int MaxPercent;

    76     public int MinRPM;

    77     public int MaxRPM;

    78   }

    80   internal class ADL {

    81     public const int ADL_MAX_PATH = 256;

    82     public const int ADL_MAX_ADAPTERS = 40;

    83     public const int ADL_MAX_DISPLAYS = 40;

    84     public const int ADL_MAX_DEVICENAME = 32;

    85     public const int ADL_OK = 0;

    86     public const int ADL_ERR = -1;

    87     public const int ADL_DRIVER_OK = 0;

    88     public const int ADL_MAX_GLSYNC_PORTS = 8;

    89     public const int ADL_MAX_GLSYNC_PORT_LEDS = 8;

    90     public const int ADL_MAX_NUM_DISPLAYMODES = 1024;

    92     public const int ADL_DL_FANCTRL_SPEED_TYPE_PERCENT = 1;

    93     public const int ADL_DL_FANCTRL_SPEED_TYPE_RPM = 2;

    95     public const int ADL_DL_FANCTRL_SUPPORTS_PERCENT_READ = 1;

    96     public const int ADL_DL_FANCTRL_SUPPORTS_PERCENT_WRITE = 2;

    97     public const int ADL_DL_FANCTRL_SUPPORTS_RPM_READ = 4;

    98     public const int ADL_DL_FANCTRL_SUPPORTS_RPM_WRITE = 8;

    99     public const int ADL_DL_FANCTRL_FLAG_USER_DEFINED_SPEED = 1;

   101     public const int ATI_VENDOR_ID = 0x1002;

   103     private delegate int ADL_Main_Control_CreateDelegate(

   104       ADL_Main_Memory_AllocDelegate callback, int enumConnectedAdapters);

   105     private delegate int ADL_Adapter_AdapterInfo_GetDelegate(IntPtr info,

   106       int size);

   108     public delegate int ADL_Main_Control_DestroyDelegate();

   109     public delegate int ADL_Adapter_NumberOfAdapters_GetDelegate(

   110       ref int numAdapters);

   111     public delegate int ADL_Adapter_ID_GetDelegate(int adapterIndex,

   112       out int adapterID);

   113     public delegate int ADL_Display_AdapterID_GetDelegate(int adapterIndex,

   114       out int adapterID);

   115     public delegate int ADL_Adapter_Active_GetDelegate(int adapterIndex,

   116       out int status);

   117     public delegate int ADL_Overdrive5_CurrentActivity_GetDelegate(

   118       int iAdapterIndex, ref ADLPMActivity activity);

   119     public delegate int ADL_Overdrive5_Temperature_GetDelegate(int adapterIndex,

   120         int thermalControllerIndex, ref ADLTemperature temperature);

   121     public delegate int ADL_Overdrive5_FanSpeed_GetDelegate(int adapterIndex,

   122         int thermalControllerIndex, ref	ADLFanSpeedValue fanSpeedValue);

   123     public delegate int ADL_Overdrive5_FanSpeedInfo_GetDelegate(

   124       int adapterIndex, int thermalControllerIndex,

   125       ref ADLFanSpeedInfo fanSpeedInfo);

   126     public delegate int ADL_Overdrive5_FanSpeedToDefault_SetDelegate(

   127       int adapterIndex, int thermalControllerIndex);

   128     public delegate int ADL_Overdrive5_FanSpeed_SetDelegate(int adapterIndex,

   129       int thermalControllerIndex, ref	ADLFanSpeedValue fanSpeedValue);

   131     private static ADL_Main_Control_CreateDelegate

   132       _ADL_Main_Control_Create;

   133     private static ADL_Adapter_AdapterInfo_GetDelegate

   134       _ADL_Adapter_AdapterInfo_Get;

   136     public static ADL_Main_Control_DestroyDelegate

   137       ADL_Main_Control_Destroy;

   138     public static ADL_Adapter_NumberOfAdapters_GetDelegate

   139       ADL_Adapter_NumberOfAdapters_Get;

   140     public static ADL_Adapter_ID_GetDelegate

   141       _ADL_Adapter_ID_Get;

   142     public static ADL_Display_AdapterID_GetDelegate

   143       _ADL_Display_AdapterID_Get;

   144     public static ADL_Adapter_Active_GetDelegate

   145       ADL_Adapter_Active_Get;

   146     public static ADL_Overdrive5_CurrentActivity_GetDelegate

   147       ADL_Overdrive5_CurrentActivity_Get;

   148     public static ADL_Overdrive5_Temperature_GetDelegate

   149       ADL_Overdrive5_Temperature_Get;

   150     public static ADL_Overdrive5_FanSpeed_GetDelegate

   151       ADL_Overdrive5_FanSpeed_Get;

   152     public static ADL_Overdrive5_FanSpeedInfo_GetDelegate

   153       ADL_Overdrive5_FanSpeedInfo_Get;

   154     public static ADL_Overdrive5_FanSpeedToDefault_SetDelegate

   155       ADL_Overdrive5_FanSpeedToDefault_Set;

   156     public static ADL_Overdrive5_FanSpeed_SetDelegate

   157       ADL_Overdrive5_FanSpeed_Set;

   159     private static string dllName;

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

   162       where T : class

   163     {

   164       DllImportAttribute attribute = new DllImportAttribute(dllName);

   165       attribute.CallingConvention = CallingConvention.Cdecl;

   166       attribute.PreserveSig = true;

   167       attribute.EntryPoint = entryPoint;

   168       PInvokeDelegateFactory.CreateDelegate(attribute, out newDelegate);

   169     }

   171     private static void CreateDelegates(string name) {

   172       int p = (int)Environment.OSVersion.Platform;

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

   174         dllName = name + ".so";

   175       else

   176         dllName = name + ".dll";

   178       GetDelegate("ADL_Main_Control_Create",

   179         out _ADL_Main_Control_Create);

   180       GetDelegate("ADL_Adapter_AdapterInfo_Get",

   181         out _ADL_Adapter_AdapterInfo_Get);

   182       GetDelegate("ADL_Main_Control_Destroy",

   183         out ADL_Main_Control_Destroy);

   184       GetDelegate("ADL_Adapter_NumberOfAdapters_Get",

   185         out ADL_Adapter_NumberOfAdapters_Get);

   186       GetDelegate("ADL_Adapter_ID_Get",

   187         out _ADL_Adapter_ID_Get);

   188       GetDelegate("ADL_Display_AdapterID_Get",

   189         out _ADL_Display_AdapterID_Get);

   190       GetDelegate("ADL_Adapter_Active_Get",

   191         out ADL_Adapter_Active_Get);

   192       GetDelegate("ADL_Overdrive5_CurrentActivity_Get",

   193         out ADL_Overdrive5_CurrentActivity_Get);

   194       GetDelegate("ADL_Overdrive5_Temperature_Get",

   195         out ADL_Overdrive5_Temperature_Get);

   196       GetDelegate("ADL_Overdrive5_FanSpeed_Get",

   197         out ADL_Overdrive5_FanSpeed_Get);

   198       GetDelegate("ADL_Overdrive5_FanSpeedInfo_Get",

   199         out ADL_Overdrive5_FanSpeedInfo_Get);

   200       GetDelegate("ADL_Overdrive5_FanSpeedToDefault_Set",

   201         out ADL_Overdrive5_FanSpeedToDefault_Set);

   202       GetDelegate("ADL_Overdrive5_FanSpeed_Set",

   203         out ADL_Overdrive5_FanSpeed_Set);

   204     }

   206     static ADL() {

   207       CreateDelegates("atiadlxx");

   208     }

   210     private ADL() { }

   212     public static int ADL_Main_Control_Create(int enumConnectedAdapters) {

   213       try {

   214         try {

   215           return _ADL_Main_Control_Create(Main_Memory_Alloc,

   216             enumConnectedAdapters);

   217         } catch {

   218           CreateDelegates("atiadlxy");

   219           return _ADL_Main_Control_Create(Main_Memory_Alloc,

   220             enumConnectedAdapters);

   221         }

   222       } catch {

   223         return ADL_ERR;

   224       }

   225     }

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

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

   229       int size = info.Length * elementSize;

   230       IntPtr ptr = Marshal.AllocHGlobal(size);

   231       int result = _ADL_Adapter_AdapterInfo_Get(ptr, size);

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

   233         info[i] = (ADLAdapterInfo)

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

   235           typeof(ADLAdapterInfo));

   236       Marshal.FreeHGlobal(ptr);

   238       // the ADLAdapterInfo.VendorID field reported by ADL is wrong on

   239       // Windows systems (parse error), so we fix this here

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

   241         // try Windows UDID format

   242         Match m = Regex.Match(info[i].UDID, "PCI_VEN_([A-Fa-f0-9]{1,4})&.*");

   243         if (m.Success && m.Groups.Count == 2) {

   244           info[i].VendorID = Convert.ToInt32(m.Groups[1].Value, 16);

   245           continue;

   246         }

   247         // if above failed, try Unix UDID format

   248         m = Regex.Match(info[i].UDID, "[0-9]+:[0-9]+:([0-9]+):[0-9]+:[0-9]+");

   249         if (m.Success && m.Groups.Count == 2) {

   250           info[i].VendorID = Convert.ToInt32(m.Groups[1].Value, 10);

   251         }

   252       }

   254       return result;

   255     }

   257     public static int ADL_Adapter_ID_Get(int adapterIndex,

   258       out int adapterID) {

   259       try {

   260         return _ADL_Adapter_ID_Get(adapterIndex, out adapterID);

   261       } catch (EntryPointNotFoundException) {

   262         try {

   263           return _ADL_Display_AdapterID_Get(adapterIndex, out adapterID);

   264         } catch (EntryPointNotFoundException) {

   265           adapterID = 1;

   266           return ADL_OK;

   267         }

   268       }

   269     }

   271     private delegate IntPtr ADL_Main_Memory_AllocDelegate(int size);

   273     // create a Main_Memory_Alloc delegate and keep it alive

   274     private static ADL_Main_Memory_AllocDelegate Main_Memory_Alloc =

   275       delegate(int size) {

   276         return Marshal.AllocHGlobal(size);

   277       };

   279     private static void Main_Memory_Free(IntPtr buffer) {

   280       if (IntPtr.Zero != buffer)

   281         Marshal.FreeHGlobal(buffer);

   282     }

   283   }

   284 }

author	StephaneLenclud
	Sun, 03 Feb 2013 18:01:50 +0100
branch	MiniDisplay
changeset 433	090259cfd699
parent 344	3145aadca3d2
permissions	-rw-r--r--