sl@0: // Copyright (c) 1996-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of the License "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: // e32\drivers\medata\ata.h
sl@0: // 
sl@0: //
sl@0: 
sl@0: #include <partitions.h>
sl@0: 
sl@0: #if defined (SELECT_PRIMARY_IO_CONFIG)
sl@0: //
sl@0: // ATA Register addresses (for primary)
sl@0: // 
sl@0: const TUint KAtaDataRdWr16=0x000001F0;
sl@0: const TUint KAtaDataRdWr8=0x000001F0;
sl@0: 
sl@0: const TUint KAtaErrorRd8=0x000001F1;
sl@0: const TUint KAtaFeaturesWr8=0x000001F1;
sl@0: 
sl@0: const TUint KAtaSectorCountRdWr8=0x000001F2;
sl@0: 
sl@0: const TUint KAtaSectorNoRdWr8=0x000001F3;
sl@0: const TUint KAtaLba7_0RdWr8=0x000001F3;
sl@0: 
sl@0: const TUint KAtaCylinderLowRdWr8=0x000001F4;
sl@0: const TUint KAtaLba15_8RdWr8=0x000001F4;
sl@0: 
sl@0: const TUint KAtaCylinderHighRdWr8=0x000001F5;
sl@0: const TUint KAtaLba23_16RdWr8=0x000001F5;
sl@0: 
sl@0: const TUint KAtaSelectDriveHeadRdWr8=0x000001F6;
sl@0: const TUint KAtaDriveLba27_24RdWr8=0x000001F6;
sl@0: 
sl@0: const TUint KAtaStatusRd8=0x000001F7;
sl@0: const TUint KAtaCommandWr8=0x000001F7;
sl@0: 
sl@0: #else
sl@0: //
sl@0: // ATA Register addresses (for either contiguous I/O or memory mapped)
sl@0: // 
sl@0: const TUint KAtaDataRdWr16=0x00000000;
sl@0: const TUint KAtaDataRdWr8=0x00000000;
sl@0: const TUint KAtaDataRdWrWinBase16=0x00000400;	// Memory mapped only
sl@0: const TUint KAtaDataRdWrWinBase8=0x00000400;	// Memory mapped only
sl@0: 
sl@0: const TUint KAtaErrorRd8=0x00000001;
sl@0: const TUint KAtaFeaturesWr8=0x00000001;
sl@0: 
sl@0: const TUint KAtaSectorCountRdWr8=0x00000002;
sl@0: 
sl@0: const TUint KAtaSectorNoRdWr8=0x00000003;
sl@0: const TUint KAtaLba7_0RdWr8=0x00000003;
sl@0: 
sl@0: const TUint KAtaCylinderLowRdWr8=0x00000004;
sl@0: const TUint KAtaLba15_8RdWr8=0x00000004;
sl@0: 
sl@0: const TUint KAtaCylinderHighRdWr8=0x00000005;
sl@0: const TUint KAtaLba23_16RdWr8=0x00000005;
sl@0: 
sl@0: const TUint KAtaSelectDriveHeadRdWr8=0x00000006;
sl@0: const TUint KAtaDriveLba27_24RdWr8=0x00000006;
sl@0: 
sl@0: const TUint KAtaStatusRd8=0x00000007;
sl@0: const TUint KAtaCommandWr8=0x00000007;
sl@0: #endif
sl@0: 
sl@0: //
sl@0: // ATA Register addresses (for contiguous I/O or memory mapped)
sl@0: // 
sl@0: const TUint KAtaDupEvenDataRdWr8=0x00000008;
sl@0: const TUint KAtaDupOddDataRdWr8=0x00000009;
sl@0: const TUint KAtaDupErrorRd8=0x0000000D;
sl@0: const TUint KAtaDupFeaturesWr8=0x0000000D;
sl@0: const TUint KAtaAltStatusRd8=0x0000000E;
sl@0: const TUint KAtaDeviceCtlWr8=0x0000000E;
sl@0: const TUint KAtaDriveAddressRd8=0x0000000F;
sl@0: 
sl@0: //
sl@0: // ATA Register bit fields 
sl@0: // 
sl@0: // KAtaErrorRd8
sl@0: const TUint8	KAtaErrorAmnf=0x01;
sl@0: const TUint8	KAtaErrorAbort=0x04;
sl@0: const TUint8	KAtaErrorIdnf=0x10;
sl@0: const TUint8	KAtaErrorUnc=0x40;
sl@0: const TUint8	KAtaErrorBbk=0x80;
sl@0: 
sl@0: // KAtaSelectDriveHeadRdWr8
sl@0: // KAtaDriveLba27_24RdWr8
sl@0: const TUint8	KAtaDrvHeadLba27_24=0x0F;
sl@0: const TUint8	KAtaDrvHeadDrive1=0x10;
sl@0: const TUint8	KAtaDrvHeadLbaOn=0x40;
sl@0: 
sl@0: // KAtaStatusRd8
sl@0: const TUint8	KAtaStatusErr=0x01;
sl@0: const TUint8	KAtaStatusCorr=0x04;
sl@0: const TUint8	KAtaStatusDrq=0x08;
sl@0: const TUint8	KAtaStatusDsc=0x10;
sl@0: const TUint8	KAtaStatusDwf=0x20;
sl@0: const TUint8	KAtaStatusRdy=0x40;
sl@0: const TUint8	KAtaStatusBusy=0x80;
sl@0: 
sl@0: // KAtaDeviceCtlWr8
sl@0: const TUint8	KAtaDeviceCtlIntDis=0x02;
sl@0: const TUint8	KAtaDeviceCtlSwRes=0x04;
sl@0: 
sl@0: //
sl@0: // ATA commands
sl@0: // 
sl@0: const TUint8 KAtaCmdIdentifyDrive=0xEC;
sl@0: const TUint8 KAtaCmdReadSectors=0x20;
sl@0: const TUint8 KAtaCmdWriteSectors=0x30;
sl@0: const TUint8 KAtaCmdSetFeatures=0xEF;
sl@0: const TUint8 KAtaCmdRequestSense=0x03;
sl@0: const TUint8 KAtaCmdFormatTrack=0x50;
sl@0: const TUint8 KAtaCmdIdle=0xE3;
sl@0: 
sl@0: //
sl@0: // Defines for Identify Drive Command
sl@0: //
sl@0: const TInt KAtaIdDefaultCylinders=2;			// Offset in bytes
sl@0: const TInt KAtaIdDefaultHeads=6;			
sl@0: const TInt KAtaIdDefaultSectorsPerTrack=12;			
sl@0: const TInt KAtaIdCapabilities=98;			
sl@0: const TUint16	KAtaIdCapLbaSupported=0x0200;
sl@0: const TInt KAtaIdTranslationParams=106;		
sl@0: const TUint16 	KAtaIdTrParamsValid=0x0001;		
sl@0: const TInt KAtaIdCurrentCylinders=108;		
sl@0: const TInt KAtaIdCurrentHeads=110;			
sl@0: const TInt KAtaIdCurrentSectorsPerTrack=112;			
sl@0: const TInt KAtaIdCurrentTotalSectors=114;			
sl@0: const TInt KAtaIdTotalSectorsInLba=120;		
sl@0: 
sl@0: //
sl@0: // Drive parameters
sl@0: //
sl@0: class TDriveParameters
sl@0: 	{
sl@0: public:
sl@0: 	TInt iCylinders;
sl@0: 	TInt iHeads;
sl@0: 	TInt iSectorsPerTrack;
sl@0: 	TInt iSectorsPerCylinder;
sl@0: 	TBool iSupportsLba;
sl@0: 	TInt iTotalSectorsInLba;
sl@0: 	};
sl@0: 
sl@0: const TInt KAtaSectorSize=512;
sl@0: const TInt KAtaSectorSizeMinusOne=(KAtaSectorSize-1);
sl@0: const TInt KAtaSectorShift=9;
sl@0: const TUint KAtaSectorMask=0xFFFFFE00;
sl@0: 
sl@0: const TInt KMaxSectorsPerCmd=256; // Maximum sectors that can be transfered in single command
sl@0: 
sl@0: enum TAtaDriveSelect
sl@0: 	{
sl@0: 	ESelectDrive1=KAtaDrvHeadDrive1,
sl@0: 	ESelectDrive0=0x00
sl@0: 	};
sl@0: