diff -r 000000000000 -r a41df078684a brdbootldr/ubootldr/inc/flash_nor.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/brdbootldr/ubootldr/inc/flash_nor.h Mon Oct 19 15:55:17 2009 +0100 @@ -0,0 +1,119 @@ +// Copyright (c) 1998-2009 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: +// + +#ifndef __FLASH_NOR_H__ +#define __FLASH_NOR_H__ + +// If Flash parameters are not already defined, set them to Tyax values. +#ifndef FLASHERASEBLOCKSIZE +#define FLASHERASEBLOCKSIZE 0x20000 //128KB +#endif +#ifndef FLASHWRITEBUFSIZE +#define FLASHWRITEBUFSIZE 0x40 //64 bytes +#endif + +/////////////////////////////////////////////////////////////////////////////// +// +// CFI - flash identification +// +/////////////////////////////////////////////////////////////////////////////// +enum CfiManifacturerId + { + CFI_MANUF_SPANSION = 0x01, + CFI_MANUF_INTEL = 0x89, + CFI_MANUF_ANY = (TUint16) -1, // some manufacturers' flash chips comform to one standard CFI command set + }; + +enum CfiDeviceId + { + CFI_DEV_S29GL512N = 0x227e, + CFI_DEV_SIBLEY = 0x88b1, // Intel Sibley as found on 3430 SDP (H6) + CFI_DEV_28F256L18T = 0x880d, // Intel Tyax as found on my H4 + CFI_DEV_ANY = (TUint16) -1, // some manufacturers' flash chips comform to one standard CFI command set + }; + +typedef struct + { + TPtrC name; + TUint16 manufacturerId; + TUint16 deviceId; + + TInt (*reset)(TUint32 flashId, TUint32 address); + TInt (*erase)(TUint32 flashId, TUint32 aBase, TUint32 anAddr, TUint32 aSize); + TInt (*write)(TUint32 flashId, TUint32 anAddr, TUint32 aSize, const TUint32* aPS); + + TUint blockSize; // the physical block size of the flash + } +TFlashInfo; + +const TUint FLASH_TYPE_UNKNOWN = 0; + +/////////////////////////////////////////////////////////////////////////////// +// +// CFI - generic command processing +// +/////////////////////////////////////////////////////////////////////////////// +typedef struct + { + TUint32 location; // where to write this command to + TUint32 offset; // the offset for this command + TUint32 command; // the command itself + } +TCfiCommands; + +enum + { + CFI_BASE8, // use the base address for this 8 bit command + CFI_SECTOR8, // use the sector address for this 8 bit command + + CFI_END = (TUint32) -1 // used to mark the end of the command sequence + }; + + + +const TUint32 KFlashEraseBlockSize = FLASHERASEBLOCKSIZE; +const TUint32 KFlashWriteBufSize = FLASHWRITEBUFSIZE; +const TUint32 KRebootDelaySecs = 5; // Delay(S) between flashing bootldr to reboot + +// Flash commands +//const TUint8 KCmdWordProgram = 0x40 ; +const TUint8 KCmdBlockErase1 = 0x20 ; +const TUint8 KCmdBlockErase2 = 0xd0 ; +//const TUint8 KCmdEraseSuspend = 0xb0 ; +//const TUint8 KCmdEraseResume = 0xd0 ; +const TUint8 KCmdReadStatus = 0x70 ; +const TUint8 KCmdClearStatus = 0x50 ; +const TUint8 KCmdReadArrayMode = 0xFF ; +const TUint8 KCmdClearBlockLockBit1 = 0x60 ; +const TUint8 KCmdClearBlockLockBit2 = 0xD0 ; +//const TUint8 KCmdSetBlockLockBit1 = 0x60 ; +//const TUint8 KCmdSetBlockLockBit2 = 0x01 ; + +// Flash status +const TUint8 KStatusBusy = 0x80 ; +//const TUint8 KStatusProgramError = 0x38 ; +//const TUint8 KStatusVoltageError = 0x08 ; +const TUint8 KStatusCmdSeqError = 0x30 ; +const TUint8 KStatusLockBitError = 0x20 ; + +const TUint8 KCmdWriteStatusSibley = 0xE9; // Sibley write +const TUint8 KCmdWriteStatus = 0xE8; // send Tyax write + +GLREF_C TUint32 * GetFlashChunk(void); +GLREF_C TBool BlankCheck (TUint32 anAddr, TUint32 aSize); +GLREF_C TInt Erase (TUint32 anAddr, TUint32 aSize); +GLREF_C TInt Write (TUint32 anAddr, TUint32 aSize, const TUint32* aPS); + +#endif