1 // Copyright (c) 1999-2009 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 // This header provides the interface to MMCIF.LDD, which provides a set of |
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15 // direct interface functions with the kernel MultiMediaCard Controller |
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16 // |
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17 // |
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18 |
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19 #if !defined(__D_MMCIF_H__) |
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20 #include <e32cmn.h> |
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21 #ifndef __KERNEL_MODE__ |
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22 #include <e32std.h> |
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23 #endif |
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24 |
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25 // |
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26 enum TMmcMediaType {EMmcROM,EMmcFlash,EMmcIO,EMmcOther,EMmcNotSupported}; |
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27 // |
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28 const TInt KMaxCardsPerStack=2; |
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29 const TInt KSectorSizeInBytes=512; |
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30 const TInt KSectorSizeShift=9; |
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31 const TInt KDrvBufSizeInSectors=8; |
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32 |
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33 /** |
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34 @internalComponent |
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35 */ |
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36 class TMmcCardInfo |
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37 { |
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38 public: |
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39 inline TMmcCardInfo() |
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40 {memset(this,0x00,sizeof(TMmcCardInfo)); iMediaType=EMmcNotSupported;} |
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41 public: |
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42 TBool iIsReady; |
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43 TBool iIsLocked; |
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44 TUint8 iCID[16]; |
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45 TUint8 iCSD[16]; |
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46 TUint16 iRCA; |
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47 TMmcMediaType iMediaType; |
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48 TInt64 iCardSizeInBytes; |
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49 TUint iReadBlLen; |
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50 TUint iWriteBlLen; |
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51 TBool iReadBlPartial; |
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52 TBool iWriteBlPartial; |
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53 TBool iReadBlkMisalign; |
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54 TBool iWriteBlkMisalign; |
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55 TInt iReadCurrentInMilliAmps; |
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56 TInt iWriteCurrentInMilliAmps; |
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57 TUint iSpecVers; |
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58 TUint iTAAC; |
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59 TUint iNSAC; |
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60 TUint iTransferSpeed; |
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61 TUint iCommandRegister; |
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62 TBool iHighCapacity; |
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63 }; |
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64 |
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65 /** |
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66 @internalComponent |
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67 */ |
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68 class TCapsMmcIfV01 |
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69 { |
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70 public: |
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71 TVersion version; |
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72 }; |
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73 |
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74 /** |
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75 @internalComponent |
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76 */ |
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77 class RMmcCntrlIf : public RBusLogicalChannel |
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78 { |
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79 public: |
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80 enum {EMajorVersionNumber=1,EMinorVersionNumber=0,EBuildVersionNumber=1}; |
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81 enum TRequest |
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82 { |
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83 EReqReadSect, |
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84 EReqWriteSect, |
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85 EReqPwrUp, |
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86 EReqReadExtCSD |
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87 }; |
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88 enum TControl |
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89 { |
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90 ESvReset, |
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91 ESvPwrDown, |
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92 ESvRegisterEvent, |
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93 EExecSelectCard, |
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94 EExecStackInfo, |
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95 EExecCardInfo |
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96 }; |
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97 public: |
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98 inline void Cancel(); |
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99 inline TInt Open(TInt aStack,const TVersion& aVer) |
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100 {return(DoCreate(_L("MmcIf"),aVer,(TInt)aStack,NULL,NULL));} |
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101 inline TVersion VersionRequired() const |
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102 {return(TVersion(EMajorVersionNumber,EMinorVersionNumber,EBuildVersionNumber));} |
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103 inline void Reset() |
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104 {DoControl(ESvReset);} |
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105 inline void PwrDownStack() |
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106 {DoControl(ESvPwrDown);} |
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107 inline TInt StackInfo(TUint& aCardsPresentMask) |
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108 {return(DoControl(EExecStackInfo,&aCardsPresentMask));} |
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109 inline TInt SelectCard(TInt aCard) |
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110 {return(DoControl(EExecSelectCard,(TAny*)aCard));} |
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111 inline TInt CardInfo(TMmcCardInfo& anInfo) |
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112 {return(DoControl(EExecCardInfo,&anInfo));} |
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113 |
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114 // inline TInt RegisterEvent(TUint anEventMask,TRequestStatus *aReqStat) |
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115 // {return(DoControl(ESvRegisterEvent,(TAny*)anEventMask,(TAny*)aReqStat));} |
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116 |
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117 inline void PwrUpAndInitStack(TRequestStatus& aStatus) |
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118 {DoRequest(EReqPwrUp,aStatus);} |
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119 inline void ReadSector(TRequestStatus &aStatus,TInt aSectNum,TDes8 &aDes) |
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120 {DoRequest(EReqReadSect,aStatus,(TAny*)aSectNum,(TAny*)&aDes);} |
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121 inline void WriteSector(TRequestStatus &aStatus,TInt aSectNum,const TDesC8 &aDes) |
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122 {DoRequest(EReqWriteSect,aStatus,(TAny*)aSectNum,(TAny*)&aDes);} |
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123 |
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124 |
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125 inline void ReadExtCSD(TRequestStatus& aStatus, TDes8& aExtCSD) |
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126 {DoRequest(EReqReadExtCSD, aStatus, (TAny*) &aExtCSD, NULL);} |
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127 |
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128 }; |
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129 // |
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130 #endif |
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