--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/kerneltest/e32test/pccd/t_pccdbm.cpp Mon Oct 19 15:55:17 2009 +0100
@@ -0,0 +1,477 @@
+// Copyright (c) 1996-2009 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of the License "Eclipse Public License v1.0"
+// which accompanies this distribution, and is available
+// at the URL "http://www.eclipse.org/legal/epl-v10.html".
+//
+// Initial Contributors:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+// e32test\pccd\t_pccdbm.cpp
+//
+//
+#include "../mmu/d_sharedchunk.h"
+#include <hal.h>
+#include <e32test.h>
+#include <e32svr.h>
+#include <e32hal.h>
+#include <e32uid.h>
+
+const TInt K1K = 1024;
+const TInt K4K = 4096;
+const TInt K1MB = K1K*K1K;
+const TInt KMaxTestSize = K1MB; // Redefine to increase test length
+const TInt KVeryLongRdWrBufLen=((KMaxTestSize*2)+K4K); // Double Max Test size + 4K
+
+LOCAL_D TPtr8 DataBuf(NULL, KVeryLongRdWrBufLen,KVeryLongRdWrBufLen);
+LOCAL_D HBufC8* wrBufH = NULL;
+
+LOCAL_D TInt DriveNumber;
+LOCAL_D TBusLocalDrive TheDrive;
+LOCAL_D TBool IsReadOnly;
+
+LOCAL_D RSharedChunkLdd Ldd;
+LOCAL_D RChunk TheChunk;
+const TUint ChunkSize = KVeryLongRdWrBufLen;
+
+const TTimeIntervalMicroSeconds32 KFloatingPointTestTime = 10000000; // 10 seconds
+LOCAL_D TInt gFastCounterFreq;
+LOCAL_D TBool ChangeFlag;
+
+RTest test(_L("Local Drive BenchMark Test"));
+
+///// Buffer Allocation
+void AllocateBuffers()
+ {
+ test.Next(_L("Allocate Buffers"));
+
+ wrBufH = HBufC8::New(KVeryLongRdWrBufLen);
+ test(wrBufH != NULL);
+ }
+
+void AllocateSharedBuffers(TBool Fragmented, TBool Caching)
+ {
+ // Setup SharedMemory Buffers
+ test.Next(_L("Allocate Shared Memory\n"));
+
+ RLoader l;
+ test(l.Connect()==KErrNone);
+ test(l.CancelLazyDllUnload()==KErrNone);
+ l.Close();
+
+ test.Printf(_L("Initialise\n"));
+ TInt PageSize = 0;
+ TInt r = UserHal::PageSizeInBytes(PageSize);
+ test(r==KErrNone);
+
+ test.Printf(_L("Loading test driver\n"));
+ r = User::LoadLogicalDevice(KSharedChunkLddName);
+ test(r==KErrNone || r==KErrAlreadyExists);
+
+ test.Printf(_L("Opening channel\n"));
+ r = Ldd.Open();
+ test(r==KErrNone);
+
+ test.Printf(_L("Create chunk\n"));
+
+ TUint aCreateFlags = EMultiple|EOwnsMemory;
+
+ if (Caching)
+ {
+ test.Printf(_L("Chunk Type:Caching\n"));
+ aCreateFlags |= ECached;
+ }
+ else
+ test.Printf(_L("Chunk Type:Fully Blocking\n"));
+
+ TCommitType aCommitType = EContiguous;
+
+ TUint TotalChunkSize = ChunkSize; // rounded to nearest Page Size
+
+ TUint ChunkAttribs = TotalChunkSize|aCreateFlags;
+ r = Ldd.CreateChunk(ChunkAttribs);
+ test(r==KErrNone);
+
+ if(Fragmented)
+ {
+ test.Printf(_L("Commit Fragmented Memory\n"));
+
+ // Allocate Pages in reverse order to maximise memory fragmentation
+ TUint i = ChunkSize;
+ do
+ {
+ i-=PageSize;
+ test.Printf(_L("Commit %d\n"), i);
+ r = Ldd.CommitMemory(aCommitType|i,PageSize);
+ test(r==KErrNone);
+ }while (i>0);
+ }
+ else
+ {
+ test.Printf(_L("Commit Contigouos Memory\n"));
+ r = Ldd.CommitMemory(aCommitType,TotalChunkSize);
+ test(r==KErrNone);
+ }
+
+ test.Printf(_L("Open user handle\n"));
+ r = Ldd.GetChunkHandle(TheChunk);
+ test(r==KErrNone);
+
+ }
+
+void DeAllocateBuffers()
+ {
+ delete wrBufH;
+ }
+
+void DeAllocareSharedMemory()
+ {
+// destory chunk
+ test.Printf(_L("Shared Memory\n"));
+ test.Printf(_L("Close user chunk handle\n"));
+ TheChunk.Close();
+
+ test.Printf(_L("Close kernel chunk handle\n"));
+ TInt r = Ldd.CloseChunk(); // 1==DObject::EObjectDeleted
+ test(r==1);
+
+ test.Printf(_L("Check chunk is destroyed\n"));
+ r = Ldd.IsDestroyed();
+ test(r==1);
+
+ test.Printf(_L("Close test driver\n"));
+ Ldd.Close();
+ }
+
+// end Buffer allocation
+
+
+LOCAL_C void FillRegion(TInt aBlockSize)
+/**
+ * Fill media starting at pos 0,
+ * with a pattern of 2*aBlockSize in length
+ */
+ {
+ test.Printf(_L("Fill Region with Data!\n"));
+ DataBuf.SetLength(aBlockSize);
+
+ //fill up buffer
+ for (TInt i=0;i<(aBlockSize);i++)
+ {
+ DataBuf[i]=(TUint8)(0xFF-i);
+ }
+
+ TInt r = TheDrive.Write(0, DataBuf);
+ test (r == KErrNone);
+ }
+
+LOCAL_C void DoTestRead(TInt aBlockSize)
+//
+// Multiple Read operations of aBlockSize are performed for 10 seconds.
+// Average is then displayed.
+//
+ {
+ DataBuf.SetLength(aBlockSize);
+
+ TUint functionCalls = 0;
+ TUint initTicks = 0;
+ TUint finalTicks = 0;
+
+ RTimer timer;
+ timer.CreateLocal();
+ TRequestStatus reqStat;
+
+ TInt pos = 0;
+
+ timer.After(reqStat, KFloatingPointTestTime);
+ initTicks = User::FastCounter();
+
+ for (TInt i = 0; reqStat==KRequestPending; i++)
+ {
+ TInt r = TheDrive.Read(pos, aBlockSize, DataBuf);
+
+ test (r == KErrNone);
+
+ pos += aBlockSize;
+ if (pos > KVeryLongRdWrBufLen-aBlockSize)
+ pos = 0;
+
+ functionCalls++;
+ }
+
+ finalTicks = User::FastCounter();
+ timer.Close();
+
+ TTimeIntervalMicroSeconds duration = TInt64(finalTicks - initTicks) * TInt64(1000000) / TInt64(gFastCounterFreq) ;
+
+ TInt dataTransferred = functionCalls * aBlockSize;
+ TReal transferRate = TReal32(dataTransferred) /
+ TReal(duration.Int64()) * TReal(1000000) / TReal(K1K); // KB/s
+
+ test.Printf(_L("Read %7d bytes in %7d byte blocks:\t%11.3f KBytes/s\n"),
+ dataTransferred, aBlockSize, transferRate);
+
+ return;
+ }
+
+
+LOCAL_C void TestRead()
+/**
+ * Repeat read test for values between 1Byte and KMaxTestSize, in steps of power of 2
+ */
+ {
+ FillRegion(KVeryLongRdWrBufLen);
+
+ for (TInt i = 1; i<=KMaxTestSize; i*=2)
+ {
+ DoTestRead(i);
+ }
+ }
+
+LOCAL_C void DoTestWrite(TInt aBlockSize)
+//
+// Multiple Write operations of aBlockSize are performed for 10 seconds.
+// Average is then displayed.
+//
+ {
+ DataBuf.SetLength(aBlockSize);
+
+ //fill up buffer
+ for (TInt i=0;i<aBlockSize;i++)
+ {
+ DataBuf[i]=(TUint8)(0xFF-i);
+ }
+
+ TUint functionCalls = 0;
+ TUint initTicks = 0;
+ TUint finalTicks = 0;
+
+ RTimer timer;
+ timer.CreateLocal();
+ TRequestStatus reqStat;
+
+ TInt pos = 0;
+
+ timer.After(reqStat, KFloatingPointTestTime);
+ initTicks = User::FastCounter();
+
+ for (TInt j = 0; reqStat==KRequestPending; j++)
+ {
+ TInt r = TheDrive.Write(pos, DataBuf);
+
+ test (r == KErrNone);
+
+ pos += aBlockSize;
+ if (pos > KVeryLongRdWrBufLen-aBlockSize)
+ pos = 0;
+
+ functionCalls++;
+ }
+
+ finalTicks = User::FastCounter();
+ timer.Close();
+
+ TTimeIntervalMicroSeconds duration = TInt64(finalTicks - initTicks) * TInt64(1000000) / TInt64(gFastCounterFreq) ;
+
+ TInt dataTransferred = functionCalls * aBlockSize;
+ TReal transferRate = TReal32(dataTransferred) /
+ TReal(duration.Int64()) * TReal(1000000) / TReal(K1K); // KB/s
+
+ test.Printf(_L("Write %7d bytes in %7d byte blocks:\t%11.3f KBytes/s\n"),
+ dataTransferred, aBlockSize, transferRate);
+
+ return;
+ }
+
+LOCAL_C void TestWrite()
+/**
+ * Repeat write test for values between 1Byte and KMaxTestSize, in steps of power of 2
+ */
+ {
+ for (TInt i = 1; i<=KMaxTestSize; i*=2)
+ {
+ DoTestWrite(i);
+ }
+ }
+
+TBool TestDriveInfo()
+ {
+ test.Next( _L("Test drive info") );
+
+ TLocalDriveCapsV6Buf DriveCaps;
+ TheDrive.Caps( DriveCaps );
+
+ test.Printf( _L("Caps V1:\n\tiSize=0x%lx\n\tiType=%d\n\tiBattery=%d\n\tiDriveAtt=0x%x\n\tiMediaAtt=0x%x\n\tiBaseAddress=0x%x\n\tiFileSystemId=0x%x\n\tiPartitionType=0x%x\n"),
+ DriveCaps().iSize,
+ DriveCaps().iType,
+ DriveCaps().iBattery,
+ DriveCaps().iDriveAtt,
+ DriveCaps().iMediaAtt,
+ DriveCaps().iBaseAddress,
+ DriveCaps().iFileSystemId,
+ DriveCaps().iPartitionType );
+
+ test.Printf( _L("Caps V2:\n\tiHiddenSectors=0x%x\n\tiEraseBlockSize=0x%x\nCaps V3:\n\tiExtraInfo=%x\n\tiMaxBytesPerFormat=0x%x\n"),
+ DriveCaps().iHiddenSectors,
+ DriveCaps().iEraseBlockSize,
+ DriveCaps().iExtraInfo,
+ DriveCaps().iMaxBytesPerFormat );
+
+ test.Printf( _L("Format info:\n\tiCapacity=0x%lx\n\tiSectorsPerCluster=0x%x\n\tiSectorsPerTrack=0x%x\n\tiNumberOfSides=0x%x\n\tiFatBits=%d\n"),
+ DriveCaps().iFormatInfo.iCapacity,
+ DriveCaps().iFormatInfo.iSectorsPerCluster,
+ DriveCaps().iFormatInfo.iSectorsPerTrack,
+ DriveCaps().iFormatInfo.iNumberOfSides,
+ DriveCaps().iFormatInfo.iFATBits );
+
+ test.Printf( _L("Caps V4:\n"));
+ test.Printf(_L("\tiNumberOfSectors: %d\r\n"),DriveCaps().iNumberOfSectors);
+ test.Printf(_L("\tiNumPagesPerBlock: %d\r\n"),DriveCaps().iNumPagesPerBlock);
+ test.Printf(_L("\tiSectorSizeInBytes: %d\r\n"),DriveCaps().iSectorSizeInBytes);
+ test.Printf(_L("\tiNumBytesSpare: %d\r\n"),DriveCaps().iNumBytesSpare);
+ test.Printf(_L("\tiEffectiveBlks: %d\r\n"),DriveCaps().iEffectiveBlks);
+ test.Printf(_L("\tiStartPage: %d\r\n"),DriveCaps().iStartPage);
+ test.Printf(_L("\tMediaSizeInBytes: %ld\r\n"),DriveCaps().MediaSizeInBytes());
+
+ test.Printf( _L("Caps V5:\n"));
+ if(DriveCaps().iSerialNumLength > 0)
+ {
+ test.Printf( _L("\tiSerialNum : ") );
+ TBuf8<2*KMaxSerialNumLength> snBuf;
+ TUint i;
+ for (i=0; i<DriveCaps().iSerialNumLength; i++)
+ {
+ snBuf.AppendNumFixedWidth( DriveCaps().iSerialNum[i], EHex, 2 );
+ test.Printf( _L("%02x"), DriveCaps().iSerialNum[i]);
+ }
+ test.Printf( _L("\n") );
+ }
+ else
+ {
+ test.Printf( _L("\tiSerialNum : Not Supported") );
+ }
+
+ test.Printf(_L("Caps V6:\n"));
+ test.Printf(_L("\tiBlockSize: %d\r\n"),DriveCaps().iBlockSize);
+
+ TBool isReadOnly = DriveCaps().iMediaAtt & KMediaAttWriteProtected;
+ return(isReadOnly);
+ }
+
+
+
+void ParseCommandLineArgs()
+ {
+ TBuf<0x100> buf;
+
+ TChar driveToTest;
+
+ // Get the list of drives
+ TDriveInfoV1Buf diBuf;
+ UserHal::DriveInfo(diBuf);
+ TDriveInfoV1 &di=diBuf();
+ TInt driveCount = di.iTotalSupportedDrives;
+
+ // Parse command line arguments for the drive to test
+ User::CommandLine(buf);
+ TLex lex(buf);
+ TPtrC token=lex.NextToken();
+ TFileName thisfile=RProcess().FileName();
+ if (token.MatchF(thisfile)==0)
+ {
+ token.Set(lex.NextToken());
+ }
+
+ if(token.Length()!=0)
+ {
+ driveToTest=token[0];
+ }
+ else
+ {
+ //Print the list of usable drives
+ test.Printf(_L("\nDRIVES USED AT PRESENT :\r\n"));
+
+ for (TInt i=0; i < driveCount; i++)
+ {
+ TBool flag=EFalse;
+ RLocalDrive d;
+ TInt r=d.Connect(i,flag);
+ //Not all the drives are used at present
+ if (r == KErrNotSupported)
+ continue;
+
+ test.Printf(_L("%d : DRIVE NAME :%- 16S\r\n"), i, &di.iDriveName[i]);
+ }
+
+ test.Printf(_L("\r\nWarning - all data on drive will be lost.\r\n"));
+ test.Printf(_L("<<<Hit drive number to continue>>>\r\n"));
+
+ driveToTest=(TUint)test.Getch();
+ }
+
+ DriveNumber=((TUint)driveToTest) - '0';
+ test(DriveNumber >= 1 && DriveNumber < di.iTotalSupportedDrives);
+ }
+
+GLDEF_C TInt E32Main()
+ {
+ test.Title();
+ test.Start(_L("Benchmark Testing for Local Media Drivers"));
+
+ ParseCommandLineArgs();
+
+ AllocateBuffers();
+
+ test.Printf(_L("Connect to local drive (%d)\n"),DriveNumber);
+
+ ChangeFlag=EFalse;
+ test(TheDrive.Connect(DriveNumber,ChangeFlag)==KErrNone);
+
+ TInt r = HAL::Get(HAL::EFastCounterFrequency, gFastCounterFreq);
+ test(r == KErrNone);
+
+ IsReadOnly = TestDriveInfo();
+
+ if (IsReadOnly)
+ {
+ test.Printf(_L("Drive is read only - can't run test!!\n"));
+ DeAllocateBuffers();
+ test.End();
+ return(0);
+ }
+
+// Heap Memory
+ DataBuf.Set(wrBufH->Des());
+ test.Next(_L("Read Benchmark - Heap Memory"));
+ TestRead();
+ test.Next(_L("Write Benchmark - Heap Memory"));
+ TestWrite();
+ DeAllocateBuffers();
+
+// Contiguous Shared Chunk
+ AllocateSharedBuffers(EFalse, EFalse);
+ DataBuf.Set(TheChunk.Base(),KVeryLongRdWrBufLen, KVeryLongRdWrBufLen);
+ test.Next(_L("Read Benchmark - Shared Contiguous Memory"));
+ TestRead();
+ test.Next(_L("Write Benchmark - Shared Contiguous Memory"));
+ TestWrite();
+ DeAllocareSharedMemory();
+
+// Fragmented Shared Chunk
+ AllocateSharedBuffers(ETrue, EFalse);
+ DataBuf.Set(TheChunk.Base(),KVeryLongRdWrBufLen, KVeryLongRdWrBufLen);
+ test.Next(_L("Read Benchmark - Shared Fragmented Memory"));
+ TestRead();
+ test.Next(_L("Write Benchmark - Shared Fragmented Memory"));
+ TestWrite();
+ DeAllocareSharedMemory();
+
+ test.End();
+
+ return(0);
+ }
+