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1 // Copyright (c) 2010 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 |
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15 |
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16 #include <kernel/kernel.h> |
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17 #include <drivers/mmc.h> |
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18 #include <drivers/sdcard.h> |
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19 #include <drivers/sdio/sdio.h> |
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20 #include <drivers/d_sdapc.h> |
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21 |
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22 #include "OstTraceDefinitions.h" |
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23 #ifdef OST_TRACE_COMPILER_IN_USE |
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24 #include "locmedia_ost.h" |
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25 #ifdef __VC32__ |
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26 #pragma warning(disable: 4127) // disabling warning "conditional expression is constant" |
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27 #endif |
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28 #include "d_sdapcTraces.h" |
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29 #endif |
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30 |
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31 _LIT(KLddName,"D_SDAPC"); |
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32 |
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33 const TInt KMajorVersionNumber=1; |
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34 const TInt KMinorVersionNumber=0; |
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35 const TInt KBuildVersionNumber=1; |
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36 |
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37 const TInt KSocketNumber = 0; |
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38 const TInt KStackNumber = 0; |
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39 const TInt KCardNumber = 0; |
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40 |
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41 // global Dfc Que |
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42 TDynamicDfcQue* gDfcQ; |
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43 |
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44 class DSDAuxiliaryPowerControlFactory : public DLogicalDevice |
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45 // |
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46 // LDD factory |
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47 // |
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48 { |
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49 public: |
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50 DSDAuxiliaryPowerControlFactory(); |
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51 ~DSDAuxiliaryPowerControlFactory(); |
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52 virtual TInt Install(); //overriding pure virtual |
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53 virtual void GetCaps(TDes8& aDes) const; //overriding pure virtual |
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54 virtual TInt Create(DLogicalChannelBase*& aChannel); //overriding pure virtual |
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55 }; |
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56 |
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57 |
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58 class DSDAuxiliaryPowerControl : public DLogicalChannel |
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59 // |
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60 // Logical channel |
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61 // |
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62 { |
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63 public: |
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64 DSDAuxiliaryPowerControl(); |
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65 virtual ~DSDAuxiliaryPowerControl(); |
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66 |
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67 protected: |
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68 virtual TInt DoCreate(TInt aUnit, const TDesC8* anInfo, const TVersion& aVer); |
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69 virtual void HandleMsg(class TMessageBase *); |
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70 |
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71 private: |
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72 static void BusCallBack(TAny* aPtr, TInt aReason, TAny* a1, TAny* a2); |
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73 TInt PowerUpStack(); |
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74 |
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75 private: |
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76 DMMCSocket* iSocketP; |
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77 DMMCStack* iStackP; |
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78 TSDCard* iCardP; |
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79 |
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80 DThread* iClient; |
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81 |
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82 TPBusCallBack iBusCallBack; |
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83 DSemaphore* iPowerUpSemaphore; |
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84 TBool iInitialised; |
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85 }; |
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86 |
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87 |
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88 DECLARE_STANDARD_LDD() |
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89 { |
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90 return new DSDAuxiliaryPowerControlFactory; |
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91 } |
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92 |
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93 DSDAuxiliaryPowerControlFactory::DSDAuxiliaryPowerControlFactory() |
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94 // |
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95 // Constructor |
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96 // |
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97 { |
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98 OstTrace0( TRACE_FLOW, DSDAUXILIARYPOWERCONTROLFACTORY_DSDAUXILIARYPOWERCONTROLFACTORY, "DSDAuxiliaryPowerControlFactory::DSDAuxiliaryPowerControlFactory"); |
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99 __KTRACE_OPT(KPBUS1, Kern::Printf(">DSDAuxiliaryPowerControlFactory::DSDAuxiliaryPowerControlFactory")); |
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100 iParseMask=KDeviceAllowUnit; |
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101 iUnitsMask=0xffffffff; |
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102 iVersion=TVersion(KMajorVersionNumber,KMinorVersionNumber,KBuildVersionNumber); |
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103 } |
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104 |
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105 TInt DSDAuxiliaryPowerControlFactory::Create(DLogicalChannelBase*& aChannel) |
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106 // |
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107 // Create a new DSDAuxiliaryPowerControl on this logical device |
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108 // |
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109 { |
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110 OstTrace0( TRACE_FLOW, DSDAUXILIARYPOWERCONTROLFACTORY_CREATE, "DSDAuxiliaryPowerControlFactory::Create"); |
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111 __KTRACE_OPT(KPBUS1, Kern::Printf(">DSDAuxiliaryPowerControlFactory::Create")); |
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112 aChannel=new DSDAuxiliaryPowerControl; |
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113 return aChannel ? KErrNone : KErrNoMemory; |
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114 } |
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115 |
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116 const TInt KDSDAuxiliaryPowerControlApiThreadPriority = 27; |
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117 _LIT(KDSDAuxiliaryPowerControlApiThread,"DSDAuxiliaryPowerControlApiThread"); |
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118 |
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119 TInt DSDAuxiliaryPowerControlFactory::Install() |
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120 // |
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121 // Install the LDD - overriding pure virtual |
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122 // |
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123 { |
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124 // Allocate a kernel thread to run the DFC |
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125 TInt r = Kern::DynamicDfcQCreate(gDfcQ, KDSDAuxiliaryPowerControlApiThreadPriority, KDSDAuxiliaryPowerControlApiThread); |
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126 |
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127 if (r != KErrNone) |
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128 return r; |
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129 |
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130 return SetName(&KLddName); |
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131 } |
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132 |
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133 void DSDAuxiliaryPowerControlFactory::GetCaps(TDes8& aDes) const |
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134 // |
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135 // Stub - overriding pure virtual |
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136 // |
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137 { |
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138 } |
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139 |
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140 /** |
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141 Destructor |
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142 */ |
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143 DSDAuxiliaryPowerControlFactory::~DSDAuxiliaryPowerControlFactory() |
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144 { |
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145 OstTrace0( TRACE_FLOW, DSDAUXILIARYPOWERCONTROLFACTORY_DSDAUXILIARYPOWERCONTROLFACTORY_DTOR, "DSDAuxiliaryPowerControlFactory::~DSDAuxiliaryPowerControlFactory"); |
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146 __KTRACE_OPT(KPBUS1, Kern::Printf(">DSDAuxiliaryPowerControlFactory::~DSDAuxiliaryPowerControlFactory")); |
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147 if (gDfcQ) |
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148 gDfcQ->Destroy(); |
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149 } |
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150 |
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151 void DSDAuxiliaryPowerControl::BusCallBack(TAny* aPtr, TInt aReason, TAny* a1, TAny* a2) |
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152 { |
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153 DSDAuxiliaryPowerControl* pTest = (DSDAuxiliaryPowerControl*)aPtr; |
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154 TPBusState busState = (TPBusState) (TInt) a1; |
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155 switch (aReason) |
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156 { |
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157 case TPBusCallBack::EPBusStateChange: |
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158 if (busState != EPBusPoweringUp) |
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159 Kern::SemaphoreSignal(*(pTest->iPowerUpSemaphore)); |
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160 break; |
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161 } |
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162 } |
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163 |
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164 TInt DSDAuxiliaryPowerControl::PowerUpStack() |
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165 { |
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166 iBusCallBack.iFunction = BusCallBack; |
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167 iBusCallBack.iPtr=this; |
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168 iBusCallBack.SetSocket(iSocketP->iSocketNumber); |
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169 iBusCallBack.Add(); |
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170 TInt r = Kern::SemaphoreCreate(iPowerUpSemaphore, _L("SDPowerUpSem"), 0); |
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171 if (r == KErrNone) |
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172 { |
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173 r = iSocketP->PowerUp(); |
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174 if (r == KErrNone) |
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175 Kern::SemaphoreWait(*iPowerUpSemaphore); |
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176 } |
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177 return r; |
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178 } |
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179 |
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180 TInt DSDAuxiliaryPowerControl::DoCreate(TInt /*aUnit*/, const TDesC8* /*aInfo*/, const TVersion& aVer) |
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181 // |
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182 // Create channel |
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183 // |
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184 { |
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185 OstTrace0( TRACE_FLOW, DSDAUXILIARYPOWERCONTROL_DOCREATE_1, "DSDAuxiliaryPowerControl::DoCreate()"); |
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186 __KTRACE_OPT(KPBUS1, Kern::Printf(">DSDAuxiliaryPowerControl::DoCreate()")); |
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187 |
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188 if (!Kern::QueryVersionSupported(TVersion(KMajorVersionNumber,KMinorVersionNumber,KBuildVersionNumber),aVer)) |
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189 return KErrNotSupported; |
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190 |
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191 // |
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192 // Obtain the appropriate card from the socket/stack |
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193 // |
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194 iSocketP = static_cast<DMMCSocket*>(DPBusSocket::SocketFromId(KSocketNumber)); |
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195 if(iSocketP == NULL) |
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196 { |
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197 OstTrace0( TRACE_FLOW, DSDAUXILIARYPOWERCONTROL_DOCREATE_2, "DSDAuxiliaryPowerControl::DoCreate() : Didn't obtain socket"); |
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198 __KTRACE_OPT(KPBUS1, Kern::Printf("DSDAuxiliaryPowerControl::DoCreate() : Didn't obtain socket")); |
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199 return KErrNoMemory; |
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200 } |
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201 |
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202 iStackP = static_cast<DSDStack*>(iSocketP->Stack(KStackNumber)); |
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203 if(iStackP == NULL) |
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204 { |
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205 OstTrace0( TRACE_FLOW, DSDAUXILIARYPOWERCONTROL_DOCREATE_3, "DSDAuxiliaryPowerControl::DoCreate() : Didn't obtain stack"); |
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206 __KTRACE_OPT(KPBUS1, Kern::Printf("DSDAuxiliaryPowerControl::DoCreate() : Didn't obtain stack")); |
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207 return KErrNoMemory; |
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208 } |
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209 |
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210 iCardP = static_cast<TSDCard*>(iStackP->CardP(KCardNumber)); |
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211 if(iCardP == NULL) |
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212 { |
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213 OstTrace0( TRACE_FLOW, DSDAUXILIARYPOWERCONTROL_DOCREATE_4, "DSDAuxiliaryPowerControl::DoCreate() : Didn't obtain card"); |
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214 __KTRACE_OPT(KPBUS1, Kern::Printf("DSDAuxiliaryPowerControl::DoCreate() : Didn't obtain card")); |
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215 return KErrNoMemory; |
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216 } |
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217 |
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218 SetDfcQ(gDfcQ); |
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219 iMsgQ.Receive(); |
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220 |
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221 // Make sure stack is powered up |
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222 TInt r = PowerUpStack(); |
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223 if (r != KErrNone && r != KErrCompletion) |
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224 { |
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225 OstTrace1( TRACE_FLOW, DSDAUXILIARYPOWERCONTROL_DOCREATE_5, "DSDAuxiliaryPowerControl::DoCreate() : Failed To Power up stack, r = %d", r); |
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226 __KTRACE_OPT(KPBUS1, Kern::Printf("DSDAuxiliaryPowerControl::DoCreate() : Failed To Power up stack, r = %d", r)); |
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227 return r; |
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228 } |
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229 |
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230 if(!iCardP->IsReady()) |
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231 { |
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232 OstTrace0( TRACE_FLOW, DSDAUXILIARYPOWERCONTROL_DOCREATE_6, "DSDAuxiliaryPowerControl::DoCreate() : Card not ready"); |
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233 __KTRACE_OPT(KPBUS1, Kern::Printf("DSDAuxiliaryPowerControl::DoCreate() : Card not ready")); |
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234 return KErrNotReady; |
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235 } |
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236 |
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237 if(!iCardP->ClientsRegistered()) |
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238 { |
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239 iCardP->RegisterClient(); |
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240 ((DSDIOPsu*)(iSocketP->iVcc))->Lock(); |
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241 TBool locked = ((DSDIOPsu*)(iSocketP->iVcc))->IsLocked(); |
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242 OstTrace1( TRACE_FLOW, DSDAUXILIARYPOWERCONTROL_DOCREATE_7, "DSDAuxiliaryPowerControl::DoCreate() : PSU IsLocked(), locked = %d", locked); |
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243 __KTRACE_OPT(KPBUS1, Kern::Printf("DSDAuxiliaryPowerControl::DoCreate() : PSU IsLocked(), locked = %d", locked)); |
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244 if(!locked) |
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245 return KErrNotReady; |
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246 } |
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247 |
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248 return KErrNone; |
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249 } |
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250 |
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251 DSDAuxiliaryPowerControl::DSDAuxiliaryPowerControl() |
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252 // |
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253 // Constructor |
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254 // |
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255 { |
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256 iClient=&Kern::CurrentThread(); |
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257 ((DObject*)iClient)->Open(); |
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258 } |
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259 |
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260 |
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261 DSDAuxiliaryPowerControl::~DSDAuxiliaryPowerControl() |
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262 // |
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263 // Destructor |
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264 // |
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265 { |
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266 OstTrace0( TRACE_FLOW, DSDAUXILIARYPOWERCONTROL_DSDAUXILIARYPOWERCONTROL_DTOR, "DSDAuxiliaryPowerControl::~DSDAuxiliaryPowerControl"); |
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267 __KTRACE_OPT(KPBUS1, Kern::Printf("DSDAuxiliaryPowerControl::~DSDAuxiliaryPowerControl")); |
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268 iBusCallBack.Remove(); |
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269 |
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270 if (iSocketP) |
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271 iSocketP->ControlIO(DPBusSocket::EControlMediaState, (TAny*)DPBusSocket::EPeriphBusMediaNormal, NULL); |
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272 |
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273 |
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274 if(iCardP->ClientsRegistered()) |
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275 { |
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276 iCardP->DeregisterClient(); |
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277 ((DSDIOPsu*)(iSocketP->iVcc))->Unlock(); |
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278 } |
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279 |
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280 iPowerUpSemaphore->Close(NULL); |
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281 |
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282 Kern::SafeClose((DObject*&)iClient,NULL); |
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283 } |
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284 |
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285 void DSDAuxiliaryPowerControl::HandleMsg(TMessageBase* aMsg) |
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286 { |
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287 TThreadMessage& m=*(TThreadMessage*)aMsg; |
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288 TInt id=m.iValue; |
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289 |
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290 if (id==(TInt)ECloseMsg) |
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291 { |
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292 if (iSocketP) |
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293 iSocketP->ControlIO(DPBusSocket::EControlMediaState, (TAny*)DPBusSocket::EPeriphBusMediaNormal, NULL); |
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294 |
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295 m.Complete(KErrNone, EFalse); |
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296 return; |
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297 } |
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298 else if (id==KMaxTInt) |
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299 { |
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300 // DoCancel |
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301 m.Complete(KErrNone,ETrue); |
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302 return; |
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303 } |
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304 } |