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1 // Copyright (c) 1996-2009 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 "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 // wins\specific\lffsdev.cpp |
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15 // |
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16 // |
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17 |
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18 #include <flash_media.h> |
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19 #include <emulator.h> |
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20 #include <property.h> |
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21 |
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22 #define FLASH_FAULT() Kern::Fault("LFFSDEV",__LINE__) |
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23 |
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24 //#define M18_EMULATION // Test for Control Mode operation |
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25 |
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26 /******************************************** |
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27 * Driver definitions |
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28 ********************************************/ |
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29 |
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30 /** LFFS image name */ |
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31 const CHAR KLfsFileName[] = "LFSLDRV.BIN"; |
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32 |
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33 |
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34 //-- default values for LFFS related entries in "epoc.ini" file |
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35 const TInt KDefaultFlashSize = 0x400000; //-- "FlashSize" entry, default 4MB |
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36 const TInt KEraseBlockSize = 0x20000; //-- "FlashEraseSize" entry, default 128KB |
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37 const TUint32 KFlashEraseTime = 1000000; //-- "FlashEraseTime" entry, default 1s |
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38 const TInt KWriteBlockSize = 64; //-- "FlashWriteSize" entry |
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39 const TInt KFlashWriteTime = 406; //-- "FlashWriteTime" entry, default 406us |
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40 const TInt KResumeTime = 5000; //-- "FlashResumeTime" entry, default 5ms |
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41 |
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42 //-- other possible LFFS related entries in "epoc.ini" file: |
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43 //-- "FlashHoldOffTime" default value = iEraseTime/10 |
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44 |
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45 //-- "FlashForceImgMount" default value = 0. If not 0 LFFS image will be mounted as it is, even if it doesn't have TLfsParams structure in the end. |
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46 //-- Moreover, it won't be zero filled and TLfsParams structure won't be written at the end of the image file. |
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47 //-- shall be useful for dealing with real images from the real devices |
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48 |
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49 |
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50 /** |
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51 This cunning structure is supposed to be at the very end of the LFFS image file. If it is not foung there, |
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52 the image gets zero-filled (depends on "FlashForceImgMount" flag in epoc.ini). |
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53 */ |
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54 |
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55 struct TLfsParams |
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56 { |
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57 TInt iEraseSize; |
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58 }; |
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59 |
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60 #ifdef _DEBUG |
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61 /*************************************************** |
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62 * ControlIO command types - for debug builds, only |
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63 ***************************************************/ |
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64 |
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65 enum TCtrlIoTypes |
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66 { |
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67 //KCtrlIoRww=0, |
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68 KCtrlIoTimeout=1 |
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69 }; |
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70 #endif |
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71 |
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72 |
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73 const TInt KDataBufSize=1024; |
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74 |
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75 /******************************************** |
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76 * Media driver class |
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77 ********************************************/ |
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78 class DMediaDriverFlashWin32 : public DMediaDriverFlash |
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79 { |
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80 public: |
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81 enum TState |
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82 { |
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83 EIdle=0, |
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84 EWriting=1, |
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85 EEraseNoSuspend=2, |
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86 EErase=3, |
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87 ESuspendPending=4, |
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88 ESuspending=5, |
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89 ESuspended=6, |
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90 EErasePending=7 |
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91 }; |
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92 public: |
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93 DMediaDriverFlashWin32(TInt aMediaId); |
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94 public: |
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95 // replacing pure virtual - FLASH device specific stuff |
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96 virtual TInt Initialise(); |
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97 virtual TUint32 EraseBlockSize(); |
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98 virtual TUint32 TotalSize(); |
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99 virtual TInt DoRead(); |
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100 virtual TInt DoWrite(); |
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101 virtual TInt DoErase(); |
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102 virtual TInt Caps(TLocalDriveCapsV2& caps); |
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103 public: |
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104 void HandleEvent(); |
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105 void StartTimer(TInt aMicros); |
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106 void StartErase(); |
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107 void SuspendErase(); |
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108 void CompleteErase(); |
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109 void CompleteWrite(); |
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110 void CompleteSuspend(); |
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111 void StartPendingRW(); |
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112 void ReadFlashParameters(); |
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113 public: |
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114 static void TimerFn(TAny* aPtr); |
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115 static void EventDfc(TAny* aPtr); |
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116 #ifdef _DEBUG |
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117 public: |
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118 enum TCtrlIoState {/*EIdle=0,ECtrlIoWaitWr=1,ECtrlIoWaitRd=2,ECtrlIoWrActive=3,*/ECtrlIoTimeOutPrep=4}; |
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119 TInt ControlIO(TInt aCommand,TAny* aParam1,TAny* /*aParam2*/); |
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120 TInt Request(TLocDrvRequest& m); |
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121 #endif |
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122 public: |
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123 TState iState; |
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124 |
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125 TInt iSize; |
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126 TInt iEraseBlockSize; |
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127 TInt iEraseTime; |
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128 TInt iSuspendHoldOffTime; |
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129 TInt iResumeTime; |
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130 TInt iWriteBlockSize; |
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131 TInt iWriteTime; |
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132 |
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133 HANDLE iFile; |
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134 HANDLE iMapping; |
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135 TUint8* iBase; |
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136 TUint8* iData; // data being written |
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137 |
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138 NTimer iTimer; |
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139 TDfc iEventDfc; |
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140 TUint32 iTickPeriod; |
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141 TUint32 iEraseCounter; |
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142 TUint32 iErasePos; |
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143 TInt iTimerExtra; |
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144 |
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145 #ifdef _DEBUG |
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146 public: |
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147 TUint8 iCtrlIoState; |
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148 #endif |
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149 }; |
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150 |
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151 DMediaDriverFlashWin32::DMediaDriverFlashWin32(TInt aMediaId) |
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152 : DMediaDriverFlash(aMediaId), |
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153 iTimer(&TimerFn,this), |
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154 iEventDfc(&EventDfc,this,NULL,2), |
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155 iTickPeriod(NKern::TickPeriod()) |
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156 { |
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157 // iState=EIdle; |
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158 #ifdef _DEBUG |
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159 //iCtrlIoState=EIdle; |
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160 #endif |
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161 |
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162 } |
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163 |
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164 void DMediaDriverFlashWin32::ReadFlashParameters() |
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165 // |
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166 // Read the flash parameters from the ini file, or use defaults |
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167 // |
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168 { |
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169 |
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170 iSize = Property::GetInt("FlashSize", KDefaultFlashSize); |
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171 |
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172 TInt nblocks = Property::GetInt("FlashEraseBlocks", 0); |
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173 if (nblocks == 0) |
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174 nblocks = iSize/Property::GetInt("FlashEraseSize", KEraseBlockSize); |
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175 |
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176 iEraseBlockSize = iSize / nblocks; |
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177 __ASSERT_ALWAYS(iEraseBlockSize * nblocks == iSize, FLASH_FAULT()); |
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178 __ASSERT_ALWAYS((iEraseBlockSize & (iEraseBlockSize-1)) == 0, FLASH_FAULT()); |
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179 |
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180 iEraseTime = Property::GetInt("FlashEraseTime", KFlashEraseTime); |
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181 |
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182 iSuspendHoldOffTime = Property::GetInt("FlashHoldOffTime", iEraseTime/10); |
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183 iResumeTime = Property::GetInt("FlashResumeTime", KResumeTime); |
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184 iWriteBlockSize = Property::GetInt("FlashWriteSize", KWriteBlockSize); |
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185 __ASSERT_ALWAYS((iWriteBlockSize & (iWriteBlockSize-1)) == 0, FLASH_FAULT()); |
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186 |
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187 iWriteTime = Property::GetInt("FlashWriteTime", KFlashWriteTime); |
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188 |
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189 } |
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190 |
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191 TInt DMediaDriverFlashWin32::Initialise() |
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192 { |
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193 iEventDfc.SetDfcQ(iPrimaryMedia->iDfcQ); |
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194 iData=(TUint8*)Kern::Alloc(KDataBufSize); |
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195 if (!iData) |
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196 return KErrNoMemory; |
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197 |
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198 ReadFlashParameters(); |
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199 |
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200 // locate/open the file that models the flash |
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201 CHAR filename[MAX_PATH]; |
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202 strcpy(filename, Property::GetString("EmulatorMediaPath")); |
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203 if (!Emulator::CreateAllDirectories(filename)) |
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204 return Emulator::LastError(); |
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205 strcat(filename, KLfsFileName); |
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206 |
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207 iFile = CreateFileA(filename, GENERIC_READ|GENERIC_WRITE, 0, NULL, OPEN_ALWAYS, FILE_FLAG_RANDOM_ACCESS, NULL); |
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208 if (iFile == INVALID_HANDLE_VALUE) |
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209 return Emulator::LastError(); |
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210 |
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211 TLfsParams p; |
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212 p.iEraseSize = -1; |
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213 DWORD bytes; |
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214 TBool valid; |
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215 |
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216 //-- try to read TLfsParams structure from the end of the image file. |
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217 if (SetFilePointer(iFile, iSize, NULL, FILE_BEGIN) != -1 |
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218 && ReadFile(iFile, &p, sizeof(TLfsParams), &bytes, NULL) |
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219 && p.iEraseSize == iEraseBlockSize) |
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220 { |
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221 valid = ETrue; //-- read it OK. |
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222 } |
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223 else |
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224 {//-- couldn't read TLfsParams structure from the end of the image file. |
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225 //-- if "FlashForceImgMount" parameter from epoc.ini is 0 or not present, |
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226 //-- zero-fill the lffs image file and write TLfsParams structure at the end of the file. |
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227 |
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228 const TInt forceImgMount = Property::GetInt("FlashForceImgMount", 0); |
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229 if(!forceImgMount) |
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230 { |
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231 p.iEraseSize = iEraseBlockSize; |
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232 if (SetFilePointer(iFile,iSize, NULL, FILE_BEGIN) == -1 |
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233 || !WriteFile(iFile, &p, sizeof(p), &bytes, NULL) |
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234 || !SetEndOfFile(iFile)) |
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235 return Emulator::LastError(); |
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236 |
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237 valid = EFalse; |
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238 } |
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239 else |
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240 {//-- mount LFFS image forcingly. |
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241 valid = ETrue; |
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242 } |
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243 } |
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244 |
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245 iMapping = CreateFileMappingA(iFile, NULL, PAGE_READWRITE, 0, iSize, NULL); |
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246 if (iMapping == NULL) |
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247 return Emulator::LastError(); |
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248 |
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249 iBase = (TUint8*)MapViewOfFile(iMapping, FILE_MAP_WRITE, 0, 0, iSize); |
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250 if (iBase == NULL) |
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251 return Emulator::LastError(); |
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252 |
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253 //-- zero-fill media image it doesn't contain TLfsParams data at the very end. |
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254 if (!valid) |
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255 { |
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256 memclr(iBase, iSize); |
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257 } |
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258 |
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259 return KErrNone; |
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260 } |
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261 |
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262 TUint32 DMediaDriverFlashWin32::EraseBlockSize() |
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263 { |
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264 return iEraseBlockSize; |
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265 } |
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266 |
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267 TUint32 DMediaDriverFlashWin32::TotalSize() |
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268 { |
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269 return iSize; |
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270 } |
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271 |
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272 TInt DMediaDriverFlashWin32::DoRead() |
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273 { |
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274 if (iWriteReq) |
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275 return 1; // write in progress so defer read |
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276 |
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277 __KTRACE_OPT(KLOCDRV,Kern::Printf("Flash:DoRead")); |
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278 |
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279 if (iState==EErasePending) |
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280 { |
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281 iTimer.Cancel(); |
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282 iState = ESuspended; |
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283 } |
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284 if (iState==EIdle || iState==ESuspended) |
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285 { |
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286 // can do the read now |
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287 TInt pos=(TInt)iReadReq->Pos(); |
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288 TInt len=(TInt)iReadReq->Length(); |
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289 |
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290 TPtrC8 des(iBase+pos,len); |
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291 TInt r=iReadReq->WriteRemote(&des,0); |
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292 Complete(EReqRead,r); |
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293 if (iState==ESuspended) |
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294 StartErase(); |
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295 } |
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296 else if (iState==EErase) |
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297 { |
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298 // erase in progress - suspend it |
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299 SuspendErase(); |
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300 } |
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301 else if (iState==EEraseNoSuspend) |
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302 iState=ESuspendPending; |
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303 // wait for suspend to complete |
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304 return KErrNone; |
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305 } |
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306 |
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307 TInt DMediaDriverFlashWin32::DoWrite() |
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308 { |
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309 if (iReadReq) |
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310 return 1; // read in progress so defer write |
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311 |
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312 if (iState==EErasePending) |
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313 { |
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314 iTimer.Cancel(); |
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315 iState = ESuspended; |
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316 } |
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317 if (iState==EIdle || iState==ESuspended) |
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318 { |
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319 // can start the write now |
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320 __KTRACE_OPT(KLOCDRV,Kern::Printf("Flash:Write Pos=%08x Length=%08x RemDesOff=%08x", |
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321 (TInt)iWriteReq->Pos(),(TInt)iWriteReq->Length(),iWriteReq->RemoteDesOffset())); |
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322 if (iState==EIdle) |
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323 iState=EWriting; |
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324 TInt pos = (TInt)iWriteReq->Pos(); |
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325 TInt end = pos + (TInt)iWriteReq->Length(); |
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326 pos &= ~(iWriteBlockSize-1); |
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327 end = (end + iWriteBlockSize-1) & ~(iWriteBlockSize-1); |
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328 StartTimer(((end-pos)/iWriteBlockSize) * iWriteTime); |
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329 } |
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330 else if (iState==EErase) |
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331 { |
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332 // erase in progress - suspend it |
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333 SuspendErase(); |
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334 } |
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335 else if (iState==EEraseNoSuspend) |
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336 iState=ESuspendPending; |
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337 // wait for suspend to complete |
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338 return KErrNone; |
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339 } |
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340 |
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341 void DMediaDriverFlashWin32::CompleteWrite() |
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342 // |
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343 // Do the actual write in the completion |
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344 // Transfer data in blocks from the client and AND it to the 'flash' |
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345 // |
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346 { |
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347 __KTRACE_OPT(KLOCDRV,Kern::Printf("Flash:WriteComplete")); |
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348 |
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349 TInt r = KErrNone; |
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350 TUint8* flash = iBase + (TInt)iWriteReq->Pos(); |
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351 TInt len = (TInt)iWriteReq->Length(); |
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352 TInt offset = 0; |
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353 while (len > 0) |
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354 { |
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355 TInt size = Min(len, KDataBufSize); |
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356 TPtr8 des(iData,size); |
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357 r = iWriteReq->ReadRemote(&des, offset); |
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358 if (r!=KErrNone) |
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359 break; |
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360 len -= size; |
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361 offset += size; |
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362 const TUint8* ptr = iData; |
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363 do |
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364 { |
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365 *flash++ &= *ptr++; |
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366 } while (--size > 0); |
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367 } |
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368 |
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369 if (iState == EWriting) |
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370 iState = EIdle; |
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371 Complete(EReqWrite,r); |
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372 if (iState == ESuspended) |
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373 StartErase(); |
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374 } |
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375 |
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376 TInt DMediaDriverFlashWin32::DoErase() |
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377 { |
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378 if (iReadReq || iWriteReq) |
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379 return 1; // read or write in progress so defer this request |
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380 TInt pos=(TUint32)iEraseReq->Pos(); |
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381 TInt len=(TUint32)iEraseReq->Length(); |
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382 __KTRACE_OPT(KLOCDRV,Kern::Printf("Flash:DoErase %d@%08x",len,pos)); |
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383 if (len!=iEraseBlockSize) |
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384 return KErrArgument; // only allow single-block erase |
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385 if (pos & (iEraseBlockSize-1)) |
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386 return KErrArgument; // start position must be on erase block boundary |
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387 __ASSERT_ALWAYS(iState==EIdle,FLASH_FAULT()); |
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388 iErasePos=pos; |
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389 StartErase(); |
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390 return KErrNone; |
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391 } |
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392 |
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393 void DMediaDriverFlashWin32::StartTimer(TInt aMicros) |
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394 { |
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395 aMicros += iTimerExtra - (iTickPeriod>>1); |
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396 if (aMicros < 0) |
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397 { |
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398 iTimerExtra = aMicros + (iTickPeriod>>1); |
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399 iEventDfc.Enque(); // go off 'immediately' |
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400 } |
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401 else |
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402 { |
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403 iTimerExtra = 0; |
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404 iTimer.OneShot(aMicros / iTickPeriod); |
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405 } |
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406 } |
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407 |
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408 void DMediaDriverFlashWin32::TimerFn(TAny* aPtr) |
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409 { |
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410 ((DMediaDriverFlashWin32*)aPtr)->iEventDfc.Add(); |
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411 } |
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412 |
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413 void DMediaDriverFlashWin32::EventDfc(TAny* aPtr) |
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414 { |
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415 ((DMediaDriverFlashWin32*)aPtr)->HandleEvent(); |
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416 } |
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417 |
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418 void DMediaDriverFlashWin32::HandleEvent() |
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419 { |
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420 __KTRACE_OPT(KLOCDRV,Kern::Printf("Flash:Event %d", iState)); |
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421 switch (iState) |
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422 { |
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423 case ESuspended: |
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424 case EWriting: // write completed |
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425 { |
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426 #ifdef _DEBUG |
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427 if(iCtrlIoState==ECtrlIoTimeOutPrep) |
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428 { |
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429 iState=EIdle; |
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430 iCtrlIoState=EIdle; |
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431 Complete(EReqWrite,KErrNotReady); |
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432 } |
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433 else |
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434 #endif |
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435 CompleteWrite(); |
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436 break; |
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437 } |
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438 case EEraseNoSuspend: |
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439 { |
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440 #ifdef _DEBUG |
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441 if(iCtrlIoState==ECtrlIoTimeOutPrep) |
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442 { |
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443 iState=EIdle; |
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444 iCtrlIoState=EIdle; |
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445 Complete(EReqErase,KErrNotReady); |
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446 } |
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447 else |
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448 { |
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449 #endif |
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450 TInt remain = iEraseCounter - NKern::TickCount(); |
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451 if (remain <= 0) |
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452 CompleteErase(); |
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453 else |
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454 { |
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455 iState=EErase; |
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456 StartTimer(remain * iTickPeriod); |
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457 } |
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458 #ifdef _DEBUG |
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459 } |
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460 #endif |
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461 break; |
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462 } |
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463 case EErasePending: |
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464 StartErase(); |
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465 break; |
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466 case EErase: // erase completed |
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467 CompleteErase(); |
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468 break; |
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469 case ESuspendPending: |
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470 if (TInt(iEraseCounter - NKern::TickCount()) <= 0) |
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471 CompleteErase(); |
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472 else |
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473 SuspendErase(); |
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474 break; |
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475 case ESuspending: |
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476 CompleteSuspend(); |
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477 break; |
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478 default: |
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479 __KTRACE_OPT(KPANIC,Kern::Printf("iState=%d",iState)); |
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480 FLASH_FAULT(); |
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481 } |
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482 } |
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483 |
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484 void DMediaDriverFlashWin32::StartErase() |
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485 // |
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486 // Continue an erase - iEraseCounter has the remaining time for the erase |
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487 // |
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488 { |
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489 __KTRACE_OPT(KLOCDRV,Kern::Printf("Flash:StartErase %08x",iBase+iErasePos)); |
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490 switch (iState) |
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491 { |
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492 case ESuspended: |
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493 iState = EErasePending; |
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494 StartTimer(iResumeTime); |
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495 break; |
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496 case EIdle: // starting to erase |
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497 iEraseCounter = iEraseTime; |
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498 case EErasePending: |
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499 { |
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500 iState = EEraseNoSuspend; |
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501 TUint32 remain = iEraseCounter; |
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502 iEraseCounter = NKern::TickCount() + remain/iTickPeriod; |
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503 StartTimer(Min(remain, iSuspendHoldOffTime)); |
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504 } |
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505 break; |
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506 default: |
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507 __KTRACE_OPT(KPANIC,Kern::Printf("iState=%d",iState)); |
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508 FLASH_FAULT(); |
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509 } |
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510 } |
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511 |
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512 void DMediaDriverFlashWin32::SuspendErase() |
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513 { |
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514 __ASSERT_ALWAYS(iState==EErase || iState==ESuspendPending,FLASH_FAULT()); |
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515 __KTRACE_OPT(KLOCDRV,Kern::Printf("Flash:SuspendErase %08x",iBase+iErasePos)); |
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516 iTimer.Cancel(); |
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517 TInt remain = Max(0, TInt(iEraseCounter - NKern::TickCount())); |
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518 iEraseCounter = remain * iTickPeriod; |
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519 iState = ESuspending; |
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520 StartTimer(0); |
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521 } |
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522 |
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523 void DMediaDriverFlashWin32::CompleteSuspend() |
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524 { |
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525 // erase suspend completion |
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526 __KTRACE_OPT(KLOCDRV,Kern::Printf("Flash:SuspendComplete")); |
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527 |
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528 iState = ESuspended; |
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529 // start any pending read or write requests |
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530 StartPendingRW(); |
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531 } |
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532 |
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533 void DMediaDriverFlashWin32::CompleteErase() |
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534 // |
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535 // Do the actual erase in the completion |
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536 // |
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537 { |
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538 // erase completion |
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539 __KTRACE_OPT(KLOCDRV,Kern::Printf("Flash:EraseComplete")); |
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540 |
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541 memset(iBase + iErasePos, 0xff, iEraseBlockSize); |
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542 |
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543 // complete the erase request |
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544 iState = EIdle; |
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545 Complete(EReqErase,KErrNone); |
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546 |
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547 // start any pending read or write requests |
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548 StartPendingRW(); |
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549 } |
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550 |
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551 |
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552 void DMediaDriverFlashWin32::StartPendingRW() |
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553 { |
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554 // start any pending read or write requests |
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555 if (iReadReq) |
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556 DoRead(); |
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557 if (iWriteReq) |
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558 DoWrite(); |
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559 } |
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560 |
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561 #ifdef _DEBUG |
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562 // Override the base class version in order to provide access to ControlIO |
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563 // |
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564 TInt DMediaDriverFlashWin32::Request(TLocDrvRequest& m) |
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565 { |
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566 TInt r; |
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567 TInt id=m.Id(); |
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568 __KTRACE_OPT(KLOCDRV,Kern::Printf(">DMediaDriverFlashWin32::Request %d",id)); |
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569 if (id!=DLocalDrive::EControlIO) |
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570 { |
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571 r=DMediaDriverFlash::Request(m); |
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572 return r; |
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573 } |
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574 r=ControlIO((TInt)m.iArg[0],m.iArg[1],m.iArg[2]); |
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575 DMediaDriver::Complete(m,r); |
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576 return r; |
|
577 } |
|
578 |
|
579 TInt DMediaDriverFlashWin32::ControlIO(TInt aCommand,TAny* /*aParam1*/,TAny* /*aParam2*/) |
|
580 { |
|
581 switch (aCommand) |
|
582 { |
|
583 case(KCtrlIoTimeout): |
|
584 { |
|
585 __KTRACE_OPT(KLOCDRV,Kern::Printf("Flash:DoControlIO invoked for KCtrlIoTimeout")); |
|
586 // The aim of this test is simulate a flash timeout (and so exercise the consequent |
|
587 // actions of the software that initiated the request) |
|
588 if(iCtrlIoState!=EIdle) |
|
589 { |
|
590 __KTRACE_OPT(KLOCDRV,Kern::Printf("Flash: ControlIO request before previous completed")); |
|
591 return KErrServerBusy; |
|
592 } |
|
593 else |
|
594 { |
|
595 __KTRACE_OPT(KLOCDRV,Kern::Printf("Flash: ControlIO timeout initiated")); |
|
596 iCtrlIoState=ECtrlIoTimeOutPrep; |
|
597 } |
|
598 break; |
|
599 } |
|
600 |
|
601 default: |
|
602 { |
|
603 __KTRACE_OPT(KLOCDRV,Kern::Printf("Flash: ERROR - unrecognised ControlIO command %d",aCommand)); |
|
604 FLASH_FAULT(); |
|
605 break; |
|
606 } |
|
607 } |
|
608 return KErrNone; |
|
609 } |
|
610 |
|
611 #endif |
|
612 |
|
613 TInt DMediaDriverFlashWin32::Caps(TLocalDriveCapsV2& aCaps) |
|
614 // On return, aCaps data contains capability information about the |
|
615 // flash device, in the form of a class derived from TLocalDriveCapsV2. |
|
616 // The size of the derived class should not exceed KMaxLocalDriveCapsLength |
|
617 // which is defined and used in e32\drivers\locmedia\locmedia.cpp. If a |
|
618 // larger sized capabilities class is used, and this code is modified to |
|
619 // write to member data beyond KMaxLocalDriveCapsLength this will cause a |
|
620 // fault. |
|
621 { |
|
622 // Invoke the base class method then update the sizes for |
|
623 // Control Mode and Object Mode as required. |
|
624 DMediaDriverFlash::Caps(aCaps); |
|
625 #if defined (M18_EMULATION) |
|
626 TLocalDriveCapsV7* caps = &((TLocalDriveCapsV7&)(aCaps)); |
|
627 caps->iControlModeSize=16; |
|
628 caps->iObjectModeSize=1024; |
|
629 __KTRACE_OPT( KLOCDRV, Kern::Printf("MLFS: ) ControlModeSize UPDATED as=0x%x", caps->iControlModeSize) ); |
|
630 __KTRACE_OPT( KLOCDRV, Kern::Printf("MLFS: ) ObjectModeSize UPDATED as=0x%x", caps->iObjectModeSize) ); |
|
631 #endif |
|
632 return KErrCompletion; // synchronous completion |
|
633 } |
|
634 |
|
635 DMediaDriverFlash* DMediaDriverFlash::New(TInt aDevice) |
|
636 { |
|
637 return new DMediaDriverFlashWin32(aDevice); |
|
638 } |
|
639 |
|
640 |
|
641 |
|
642 |