164 lines
6.2 KiB
C
164 lines
6.2 KiB
C
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/*
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* $Log: V:/Flite/archives/TrueFFS5/Src/NANDDEFS.H_V $
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*
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* Rev 1.9 Apr 15 2002 07:38:10 oris
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* Added 2 additional fields to mtdVars record for backwards compatibility (under RAM_MTD compilation flag)
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* - unsigned short pageSize;
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* - unsigned short pageAndTailSize;
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*
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* Rev 1.8 Jan 20 2002 20:29:14 oris
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* Changed doc2000FreeWindow prototype to remove warnings.
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* Changed docPlusFreeWindow prototype to remove warnings.
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*
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* Rev 1.7 Jan 17 2002 23:03:52 oris
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* Definitions for the new memory access routine mechanism
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* - NDOC2window was moved from docsys.h
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* - Add pointer to read back buffer when MTD_RECONSTRUCT_BBT and VERIFY_VOLUME compilation flags are defined.
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* Replaced flbuffer.h include with flflash.h
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* Changed win_io from unsigned to word.
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* Changed the use of vol (macro *pVol) to *flash in NFDC21thisVars.
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*
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* Rev 1.6 Sep 15 2001 23:47:50 oris
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* Added 128MB flash support
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*
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* Rev 1.5 Jul 13 2001 01:08:58 oris
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* Added readBackBuffer pointer for the VERIFY_WRITE Compilation flag.
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*
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* Rev 1.4 May 16 2001 21:21:14 oris
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* Change "data" named variables to flData to avoid name clashes.
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*
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* Rev 1.3 Apr 10 2001 16:43:40 oris
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* Added prototype of docSocketInit.
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*
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* Rev 1.2 Apr 01 2001 07:48:26 oris
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* Revised in order to support both diskonchip 2000 family and doc plus family.
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*
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* Rev 1.1 Feb 07 2001 17:42:24 oris
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* removed MAX_FLASH_DEVICES_MDOC define since alone can support 16 chips
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*
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* Rev 1.0 Feb 04 2001 12:26:10 oris
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* Initial revision.
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*
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*/
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/************************************************************************/
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/* */
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/* FAT-FTL Lite Software Development Kit */
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/* Copyright (C) M-Systems Ltd. 1995-2001 */
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/* */
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/************************************************************************/
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#ifndef NANDDEFS_H
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#define NANDDEFS_H
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#include "flflash.h"
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typedef byte Reg8bitType;
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typedef word Reg16bitType;
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typedef struct {
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#ifdef RAM_MTD
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unsigned short pageSize;
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unsigned short pageAndTailSize;
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#endif /* RAM_MTD */
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unsigned short vendorID;
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unsigned short chipID;
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dword pageMask; /* ...these............... */
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unsigned short pageAreaSize; /* .......variables....... */
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unsigned short tailSize; /* .............interleave */
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unsigned short noOfBlocks; /* total erasable blocks in flash device*/
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unsigned short pagesPerBlock;
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unsigned char currentFloor; /* 0 .. totalFloors-1 */
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long floorSize; /* in bytes */
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long floorSizeMask;
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byte floorSizeBits;
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byte if_cfg; /* host access type */
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unsigned short flags; /* bitwise: BIG_PAGE, SLOW_IO etc. */
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FLBuffer* buffer; /* buffer for map through buffer */
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#if (defined(VERIFY_WRITE) || defined(VERIFY_ERASE) || defined(MTD_RECONSTRUCT_BBT) || defined(VERIFY_VOLUME))
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byte* readBackBuffer; /* buffer for map through buffer */
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#endif /* VERIFY_WRITE || VERIFY_ERASE || VERIFY_VOLUME */
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word win_io; /* pointer to DOC CDSN_IO */
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NDOC2window win; /* pointer to DOC memory window */
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} NFDC21Vars;
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#define NFDC21thisVars ((NFDC21Vars *) flash->mtdVars)
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#define NFDC21thisWin (NFDC21thisVars->win)
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#define NFDC21thisIO (NFDC21thisVars->win_io)
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#define NFDC21thisBuffer (NFDC21thisVars->buffer->flData)
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/* Flash commands */
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#define SERIAL_DATA_INPUT 0x80
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#define READ_MODE 0x00
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#define READ_MODE_2 0x50
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#define RESET_FLASH 0xff
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#define SETUP_WRITE 0x10
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#define SETUP_ERASE 0x60
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#define CONFIRM_ERASE 0xd0
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#define READ_STATUS 0x70
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#define READ_ID 0x90
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#define SUSPEND_ERASE 0xb0
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#define REGISTER_READ 0xe0
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/* commands for moving flash pointer to areeas A,B or C of page */
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typedef enum { AREA_A = READ_MODE, AREA_B = 0x1, AREA_C = READ_MODE_2 } PointerOp;
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#define FAIL 0x01 /* error in block erase */
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#define EXTRA_LEN 8 /* In memory of 4MB chips */
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#define SECTOR_EXTRA_LEN 16
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/* Flash IDs*/
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#define KM29N16000_FLASH 0xec64
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#define KM29N32000_FLASH 0xece5
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#define KM29V64000_FLASH 0xece6
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#define KM29V128000_FLASH 0xec73
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#define KM29V256000_FLASH 0xec75
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#define KM29V512000_FLASH 0xec76
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#define NM29N16_FLASH 0x8f64
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#define NM29N32_FLASH 0x8fe5
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#define NM29N64_FLASH 0x8fe6
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#define TC5816_FLASH 0x9864
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#define TC5832_FLASH 0x98e5
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#define TC5864_FLASH 0x98e6
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#define TC58128_FLASH 0x9873
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#define TC58256_FLASH 0x9875
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#define TC58512_FLASH 0x9876
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#define TC581024_FLASH 0x9877
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/*******************************/
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/**** Exported routines ****/
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/*******************************/
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/* DiskOnChip 2000 family registration routines */
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#ifndef MTD_STANDALONE
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extern FLBoolean checkWinForDOC(unsigned driveNo, NDOC2window memWinPtr);
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#endif /* MTD_STANDALONE */
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#ifndef MTD_FOR_EXB
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extern FLStatus flRegisterDOC2000(void);
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extern FLStatus flRegisterDOCSOC(dword lowAddress, dword highAddress);
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#else
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FLStatus doc2000SearchForWindow(FLSocket * socket, dword lowAddress,
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dword highAddress);
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FLStatus doc2000Identify(FLFlash vol);
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void doc2000FreeWindow(FLSocket * socket);
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#endif /* MTD_FOR_EXB */
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/* DiskOnChip Plus family registration routines */
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#ifndef MTD_STANDALONE
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extern FLBoolean checkWinForDOCPLUS(unsigned driveNo, NDOC2window memWinPtr);
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extern void docSocketInit(FLSocket vol);
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#endif /* MTD_STANDALONE */
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#ifndef MTD_FOR_EXB
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extern FLStatus flRegisterDOCPLUS(void);
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extern FLStatus flRegisterDOCPLUSSOC(dword lowAddress, dword highAddress);
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#else
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FLStatus docPlusSearchForWindow(FLSocket * socket, dword lowAddress,
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dword highAddress);
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FLStatus docPlusIdentify(FLFlash vol);
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void docPlusFreeWindow(FLSocket * socket);
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#endif /* MTD_FOR_EXB */
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#endif /* NANDDEFS_H */
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