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1 /* |
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2 * Copyright (c) 2010 ISB. |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of the License "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * ISB - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: USB driver for test |
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15 * |
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16 */ |
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17 |
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18 #include "webcamera_pdd.h" |
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19 #include <webcamera_driver.h> |
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20 |
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21 #define DP(format...) Kern::Printf(format) |
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22 |
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23 //Name for PDD |
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24 _LIT(KWebcameraPddName,"WebcameraDevice.pdd"); |
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25 |
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26 // --------------------------------------------------------------- |
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27 // --------------------------------------------------------------- |
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28 |
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29 DWebcameraPddFactory::DWebcameraPddFactory() |
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30 { |
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31 DP("DWebcameraPddFactory::DWebcameraPddFactory()"); |
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32 iVersion=TVersion(KCommsMajorVersionNumber,KCommsMinorVersionNumber,KCommsBuildVersionNumber); |
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33 } |
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34 |
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35 TInt DWebcameraPddFactory::Install() |
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36 { |
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37 DP("DWebcameraPddFactory::Install"); |
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38 return SetName(&KWebcameraPddName); |
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39 } |
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40 |
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41 void DWebcameraPddFactory::GetCaps(TDes8 &aDes) const |
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42 { |
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43 DP("DWebcameraPddFactory::GetCaps start"); |
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44 RWebcameraDevice::TCaps capsBuf; |
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45 capsBuf.iVersion = iVersion; |
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46 aDes.FillZ(aDes.MaxLength()); |
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47 TInt size=sizeof(capsBuf); |
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48 if(size>aDes.MaxLength()) |
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49 { |
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50 size=aDes.MaxLength(); |
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51 } |
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52 aDes.Copy((TUint8*)&capsBuf,size); |
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53 DP("DWebcameraPddFactory::GetCaps end"); |
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54 } |
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55 |
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56 TInt DWebcameraPddFactory::Create(DBase*& aChannel, TInt aUnit, const TDesC8* anInfo, const TVersion& aVer) |
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57 { |
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58 DP("DWebcameraPddFactory::Create start"); |
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59 DWebcameraDriver* pD=new DWebcameraDriver; |
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60 aChannel=pD; |
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61 TInt r=KErrNoMemory; |
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62 if (pD) |
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63 { |
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64 r=pD->DoCreate(aUnit,anInfo); |
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65 } |
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66 DP("DWebcameraPddFactory::Create end"); |
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67 return r; |
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68 } |
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69 |
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70 TInt DWebcameraPddFactory::Validate(TInt aUnit, const TDesC8* /*anInfo*/, const TVersion& aVer) |
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71 { |
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72 DP("DWebcameraPddFactory::Validate start"); |
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73 if ((!Kern::QueryVersionSupported(iVersion,aVer)) || |
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74 (!Kern::QueryVersionSupported(aVer,TVersion(KMinimumLddMajorVersion,KMinimumLddMinorVersion,KMinimumLddBuild)))) |
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75 { |
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76 return KErrNotSupported; |
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77 } |
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78 DP("DWebcameraPddFactory::Validate end"); |
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79 return KErrNone; |
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80 } |
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81 |
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82 // --------------------------------------------------------------- |
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83 // --------------------------------------------------------------- |
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84 |
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85 DWebcameraDriver::DWebcameraDriver() |
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86 { |
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87 DP("DWebcameraDriver::DWebcameraDriver start"); |
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88 DP("DWebcameraDriver::DWebcameraDriver end"); |
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89 } |
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90 |
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91 DWebcameraDriver::~DWebcameraDriver() |
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92 { |
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93 DP("DWebcameraDriver::~DWebcameraDriver start"); |
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94 Interrupt::Unbind(iIrq); |
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95 DP("DWebcameraDriver::~DWebcameraDriver end"); |
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96 } |
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97 |
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98 TInt DWebcameraDriver::DoCreate(TInt aUnit, const TDesC8* anInfo) |
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99 { |
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100 DP("DWebcameraDriver::DoCreate start"); |
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101 iPortAddr=KHwSVPWebcameraDevice; |
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102 iIrq = EIrqWebamera; |
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103 Interrupt::Bind(iIrq,Isr,this); |
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104 DP("DWebcameraDriver::DoCreate end"); |
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105 return KErrNone; |
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106 } |
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107 |
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108 TInt DWebcameraDriver::StartViewerFinder(TUint aBuffer,TInt aSize) |
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109 { |
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110 DP("DWebcameraDriver::StartViewerFinder start"); |
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111 iType=0; |
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112 TUint32 temp=(TUint32)aBuffer; |
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113 DP("temp=%x",temp); |
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114 DP("iPortAddr=%x",iPortAddr); |
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115 WriteReg(iPortAddr,WEBCAMERA_REG_DATA_TYPE, 0x0); |
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116 WriteReg(iPortAddr,WEBCAMERA_REG_DMA_ADDR,temp); |
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117 WriteReg(iPortAddr,WEBCAMERA_REG_DMA_SIZE, aSize); |
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118 WriteReg(iPortAddr,WEBCAMERA_REG_INT_ENABLE, 0x1); |
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119 Interrupt::Enable(iIrq); |
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120 |
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121 DP("DWebcameraDriver::StartViewerFinder END"); |
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122 return KErrNone; |
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123 } |
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124 |
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125 TInt DWebcameraDriver::StartCapture(TUint aBuffer,TInt aSize) |
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126 { |
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127 DP("DWebcameraDriver::StartCapture start"); |
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128 // Save a pointer to the buffer we need to put the 'recevied' data in |
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129 iType=1; |
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130 TUint32 temp=(TUint32)aBuffer; |
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131 DP("temp=%x",temp); |
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132 WriteReg(iPortAddr,WEBCAMERA_REG_DATA_TYPE, 0x1); |
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133 WriteReg(iPortAddr,WEBCAMERA_REG_DMA_ADDR,temp); |
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134 WriteReg(iPortAddr,WEBCAMERA_REG_DMA_SIZE, aSize); |
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135 WriteReg(iPortAddr,WEBCAMERA_REG_INT_ENABLE, 0x1); |
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136 Interrupt::Enable(iIrq); |
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137 |
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138 DP("DWebcameraDriver::StartCapture END"); |
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139 return KErrNone; |
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140 } |
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141 |
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142 void DWebcameraDriver::Stop(TUSBStopMode aMode) |
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143 { |
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144 DP("DWebcameraDriver::Stop start"); |
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145 WriteReg(iPortAddr, WEBCAMERA_REG_INT_ENABLE, 0x0); |
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146 Interrupt::Disable(iIrq); |
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147 DP("DWebcameraDriver::Stop end"); |
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148 } |
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149 |
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150 void DWebcameraDriver::Isr(TAny* aPtr) |
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151 { |
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152 DP("DWebcameraDriver::Isr start"); |
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153 ((DWebcameraDriver*)aPtr)->receivedatacallback(); |
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154 DP("DWebcameraDriver::Isr end"); |
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155 } |
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156 |
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157 void DWebcameraDriver::receivedatacallback() |
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158 { |
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159 DP("DWebcameraDriver::receivedatacallback start"); |
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160 TInt datasize=ReadReg(iPortAddr,WEBCAMERA_REG_DMA_SIZE); |
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161 switch (iType) |
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162 { |
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163 case 0: |
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164 iLdd->GetOneFlameComplete(datasize); |
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165 break; |
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166 case 1: |
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167 iLdd->CaptureComplete(datasize); |
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168 break; |
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169 default: |
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170 // |
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171 } |
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172 WriteReg(iPortAddr,WEBCAMERA_REG_DMA_ADDR, 0); |
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173 WriteReg(iPortAddr,WEBCAMERA_REG_DMA_SIZE, 0); |
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174 WriteReg(iPortAddr,WEBCAMERA_REG_INT_ENABLE, 0x0); |
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175 DP("DWebcameraDriver::receivedatacallback end"); |
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176 } |
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177 |
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178 // --------------------------------------------------------------- |
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179 // --------------------------------------------------------------- |
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180 |
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181 DECLARE_STANDARD_PDD() |
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182 { |
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183 DP("DECLARE_STANDARD_PDD()"); |
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184 return new DWebcameraPddFactory; |
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185 } |
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186 |