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1 // Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of the License "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // e32test\bench\d_prof.cpp |
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15 // LDD for thread time profiling |
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16 // |
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17 // |
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18 |
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19 |
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20 #ifndef __WINS__ |
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21 #include "platform.h" |
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22 #else |
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23 #include <kernel/kernel.h> |
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24 #endif |
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25 #include "d_prof.h" |
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26 |
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27 const TInt KMajorVersionNumber=0; |
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28 const TInt KMinorVersionNumber=1; |
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29 const TInt KBuildVersionNumber=1; |
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30 |
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31 class DProfile; |
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32 |
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33 class DProfileFactory : public DLogicalDevice |
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34 // |
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35 // Profile LDD factory |
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36 // |
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37 { |
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38 public: |
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39 DProfileFactory(); |
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40 virtual TInt Install(); //overriding pure virtual |
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41 virtual void GetCaps(TDes8& aDes) const; //overriding pure virtual |
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42 virtual DLogicalChannel* CreateL(); //overriding pure virtual |
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43 }; |
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44 |
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45 class DProfile : public DLogicalChannel |
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46 // |
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47 // Profile logical channel |
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48 // |
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49 { |
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50 public: |
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51 DProfile(DLogicalDevice* aLogicalDevice); |
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52 ~DProfile(); |
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53 protected: |
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54 virtual void DoCancel(TInt aReqNo); //overriding pure virtual |
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55 virtual void DoRequest(TInt aReqNo,TAny* a1,TAny* a2); //overriding pure virtual |
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56 virtual void DoCreateL(TInt aUnit,CBase* aPdd,const TDesC* anInfo,const TVersion& aVer); |
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57 virtual TInt DoControl(TInt aFunction,TAny *a1,TAny *a2); |
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58 }; |
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59 |
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60 DECLARE_STANDARD_LDD() |
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61 { |
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62 return new DProfileFactory; |
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63 } |
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64 |
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65 DProfileFactory::DProfileFactory() |
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66 // |
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67 // Constructor |
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68 // |
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69 { |
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70 iVersion=TVersion(KMajorVersionNumber,KMinorVersionNumber,KBuildVersionNumber); |
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71 //iParseMask=0;//No units, no info, no PDD |
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72 //iUnitsMask=0;//Only one thing |
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73 } |
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74 |
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75 DLogicalChannel* DProfileFactory::CreateL() |
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76 // |
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77 // Create a new DProfile on this logical device |
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78 // |
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79 { |
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80 return(new(ELeave) DProfile(this)); |
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81 } |
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82 |
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83 TInt DProfileFactory::Install() |
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84 // |
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85 // Install the LDD - overriding pure virtual |
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86 // |
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87 { |
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88 TPtrC name=_L("Profile"); |
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89 return(SetName(&name)); |
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90 } |
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91 |
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92 void DProfileFactory::GetCaps(TDes8& aDes) const |
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93 // |
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94 // Get capabilities - overriding pure virtual |
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95 // |
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96 { |
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97 TCapsProfileV01 b; |
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98 b.iVersion=TVersion(KMajorVersionNumber,KMinorVersionNumber,KBuildVersionNumber); |
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99 Kern::InfoCopy(aDes,(TUint8*)&b,sizeof(b)); |
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100 } |
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101 |
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102 DProfile::DProfile(DLogicalDevice* aLogicalDevice) |
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103 // |
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104 // Constructor |
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105 // |
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106 : DLogicalChannel(aLogicalDevice) |
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107 { |
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108 } |
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109 |
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110 void DProfile::DoCreateL(TInt /*aUnit*/,CBase* /*aPdd*/,const TDesC* /*anInfo*/,const TVersion& aVer) |
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111 // |
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112 // Create channel |
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113 // |
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114 { |
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115 |
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116 if (!User::QueryVersionSupported(TVersion(KMajorVersionNumber,KMinorVersionNumber,KBuildVersionNumber),aVer)) |
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117 User::Leave(KErrNotSupported); |
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118 } |
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119 |
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120 DProfile::~DProfile() |
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121 // |
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122 // Destructor |
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123 // |
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124 { |
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125 } |
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126 |
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127 void DProfile::DoCancel(TInt /*aReqNo*/) |
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128 // |
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129 // Cancel an outstanding request - overriding pure virtual |
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130 // |
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131 { |
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132 // not used |
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133 } |
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134 |
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135 void DProfile::DoRequest(TInt /*aReqNo*/, TAny* /*a1*/, TAny* /*a2*/) |
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136 // |
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137 // Asynchronous requests - overriding pure virtual |
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138 // |
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139 { |
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140 // not used |
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141 } |
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142 |
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143 LOCAL_C void Reset() |
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144 { |
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145 CObjectCon& threads=*Kern::Threads(); |
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146 TInt i; |
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147 TInt c=threads.Count(); |
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148 for (i=0; i<c; i++) |
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149 { |
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150 DPlatThread *pT=(DPlatThread*)threads[i]; |
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151 pT->iTotalCpuTime=0; |
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152 pT->iMaxContinuousCpuTime=0; |
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153 pT->iLastYieldTotal=0; |
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154 pT->iMaxTimeBeforeYield=0; |
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155 } |
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156 } |
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157 |
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158 LOCAL_C TInt Read(TInt aHandle, TProfileData& aData) |
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159 { |
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160 DPlatThread *pT=(DPlatThread*)Kern::ThreadFromHandle(aHandle); |
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161 if (!pT) |
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162 return KErrArgument; |
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163 aData.iTotalCpuTime=(pT->iTotalCpuTime * 125)>>6; |
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164 aData.iMaxContinuousCpuTime=(pT->iMaxContinuousCpuTime * 125)>>6; |
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165 aData.iMaxTimeBeforeYield=(pT->iMaxTimeBeforeYield * 125)>>6; |
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166 return KErrNone; |
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167 } |
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168 |
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169 #if defined(__MARM__) |
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170 TInt DProfile::DoControl(TInt aFunction, TAny* a1, TAny* a2) |
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171 { |
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172 TInt r=KErrNone; |
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173 switch (aFunction) |
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174 { |
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175 case RProfile::EControlResetProfile: |
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176 Reset(); |
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177 break; |
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178 case RProfile::EControlReadProfile: |
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179 r=Read(TInt(a1),*(TProfileData*)a2); |
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180 break; |
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181 default: |
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182 r=KErrNotSupported; |
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183 break; |
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184 } |
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185 return r; |
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186 } |
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187 #else |
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188 TInt DProfile::DoControl(TInt /*aFunction*/, TAny* /*a1*/, TAny* /*a2*/) |
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189 { |
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190 |
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191 return KErrNotSupported; |
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192 } |
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193 #endif |
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194 |