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1 // Copyright (c) 2005-2009 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 // |
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15 |
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16 #include <d32btrace.h> |
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17 |
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18 class TBTraceBufferK |
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19 { |
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20 public: |
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21 TLinAddr iAddress; |
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22 TUint iStart; |
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23 TUint iEnd; |
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24 TUint iHead; |
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25 volatile TInt iRequestDataSize; |
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26 TUint8* iRecordOffsets; |
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27 TUint iDropped; |
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28 DChunk* iBufferChunk; |
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29 volatile TDfc* iWaitingDfc; |
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30 BTrace::THandler iOldBTraceHandler; |
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31 BTrace::TControlFunction iOldBTraceControl; |
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32 TBool iTimestamp2Enabled; |
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33 TUint iCrashReadPart; |
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34 public: |
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35 TInt Create(TInt aSize); |
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36 void Close(); |
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37 void Reset(TUint aMode); |
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38 TInt RequestData(TInt aSize, TDfc* aDfc); |
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39 static TBool Trace(TUint32 aHeader,TUint32 aHeader2,const TUint32 aContext,const TUint32 a1,const TUint32 a2,const TUint32 a3,const TUint32 aExtra,const TUint32 aPc); |
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40 static TBool TraceWithTimestamp2(TUint32 aHeader,TUint32 aHeader2,const TUint32 aContext,const TUint32 a1,const TUint32 a2,const TUint32 a3,const TUint32 aExtra,const TUint32 aPc); |
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41 static TInt ControlFunction(BTrace::TControl aFunction, TAny* aArg1, TAny* aArg2); |
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42 void CrashRead(TUint8*& aData, TUint& aSize); |
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43 private: |
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44 static TBool Trace_Impl(TUint32 aHeader,TUint32 aHeader2,const TUint32 aContext,const TUint32 a1,const TUint32 a2,const TUint32 a3,const TUint32 aExtra, const TUint32 aPc, const TBool aIncTimestamp2); |
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45 }; |
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46 |
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47 extern TBTraceBufferK Buffer; |
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48 |
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49 /** |
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50 If this macro is defined a timestamp is added to each fast-trace record; if supported by the platform. |
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51 */ |
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52 #define BTRACE_INCLUDE_TIMESTAMPS |
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53 |
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54 #ifdef __MARM__ |
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55 #ifndef __SMP__ |
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56 #define BTRACE_DRIVER_MACHINE_CODED |
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57 #endif |
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58 #endif |
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59 |