nand.h

Sirf/Centrality公司GPS平台AtlasIII芯片AT640的Nboot源码

//
// Copyright (c) Microsoft Corporation.  All rights reserved.
//
//
// Use of this source code is subject to the terms of the Microsoft end-user
// license agreement (EULA) under which you licensed this SOFTWARE PRODUCT.
// If you did not accept the terms of the EULA, you are not authorized to use
// this source code. For a copy of the EULA, please see the LICENSE.RTF on your
// install media.
//
/*++
THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF
ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO
THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A
PARTICULAR PURPOSE.
--*/
#ifndef __NAND_H__
#define __NAND_H__

#define VIRTUAL_TO_PHYSICAL(va)		((va) - 0x8C000000 + 0xC0000000)

typedef DWORD  SECTOR_ADDR;
typedef PDWORD PSECTOR_ADDR;

typedef enum  _FLASH_TYPE { NAND, NOR } FLASH_TYPE;

typedef struct _FlashInfo
{
    FLASH_TYPE  flashType;
    DWORD       dwNumBlocks;
    DWORD       dwBytesPerBlock;
    WORD        wSectorsPerBlock;
    WORD        wDataBytesPerSector;
}FlashInfo, *PFlashInfo;


typedef struct _SectorInfo
{
	DWORD dwReserved1;				// Reserved - used by FAL
	BYTE  bOEMReserved;				// For use by OEM
	BYTE  bBadBlock;				// Indicates if block is BAD
	WORD  wReserved2;				// Reserved - used by FAL

	DWORD dwReserved3[6];
}SectorInfo, *PSectorInfo;

BOOL 
FMD_ReadSector(
    SECTOR_ADDR startSectorAddr, 
    LPBYTE pSectorBuff,
    PSectorInfo pSectorInfoBuff, 
    DWORD dwNumSectors
    );


void FMD_Init(void);


typedef struct ROMHDR {
    ULONG   dllfirst;               // first DLL address
    ULONG   dlllast;                // last DLL address
    ULONG   physfirst;              // first physical address
    ULONG   physlast;               // highest physical address
    ULONG   nummods;                // number of TOCentry's
    ULONG   ulRAMStart;             // start of RAM
    ULONG   ulRAMFree;              // start of RAM free space
    ULONG   ulRAMEnd;               // end of RAM
    ULONG   ulCopyEntries;          // number of copy section entries
    ULONG   ulCopyOffset;           // offset to copy section
    ULONG   ulProfileLen;           // length of PROFentries RAM 
    ULONG   ulProfileOffset;        // offset to PROFentries
    ULONG   numfiles;               // number of FILES
    ULONG   ulKernelFlags;          // optional kernel flags from ROMFLAGS .bib config option
    ULONG   ulFSRamPercent;         // Percentage of RAM used for filesystem 
                                        // from FSRAMPERCENT .bib config option
                                        // byte 0 = #4K chunks/Mbyte of RAM for filesystem 0-2Mbytes 0-255
                                        // byte 1 = #4K chunks/Mbyte of RAM for filesystem 2-4Mbytes 0-255
                                        // byte 2 = #4K chunks/Mbyte of RAM for filesystem 4-6Mbytes 0-255
                                        // byte 3 = #4K chunks/Mbyte of RAM for filesystem > 6Mbytes 0-255

    ULONG   ulDrivglobStart;        // device driver global starting address
    ULONG   ulDrivglobLen;          // device driver global length
    USHORT  usCPUType;              // CPU (machine) Type
    USHORT  usMiscFlags;            // Miscellaneous flags
    PVOID   pExtensions;            // pointer to ROM Header extensions
    ULONG   ulTrackingStart;        // tracking memory starting address
    ULONG   ulTrackingLen;          // tracking memory ending address
} ROMHDR, *PROMHDR;

#define ERR_SUCCESS               0
#define ERR_DISK_OP_FAIL1         1
#define ERR_DISK_OP_FAIL2         2
#define ERR_INVALID_BOOT_SECTOR   3
#define ERR_INVALID_LOAD_ADDR     4
#define ERR_GEN_FAILURE           5
#define ERR_INVALID_PARAMETER     6
#define ERR_JUMP_FAILED           7
#define ERR_INVALID_TOC           8
#define ERR_INVALID_FILE_TYPE     9
#define ERR_MEDIA_CORRUPTED       10

#if !defined (EXTERN_C)
#if !defined (__cplusplus)
	#define	EXTERN_C	extern
#else	/* !defined (__cplusplus) */
	#define	EXTERN_C	extern "C"
#endif	/* !defined (__cplusplus) */
#endif	/* !defined (EXTERN_C) */

EXTERN_C BOOL NandLocateBlocks(void);
EXTERN_C BOOL NandWriteToc(void);
EXTERN_C BOOL NandWriteCurImg(void);
EXTERN_C BOOL NandEraseAll(void);
EXTERN_C BOOL NandIsOEMReservedBlock(DWORD dwBlock);
EXTERN_C int TOC_Reset (unsigned int wParam);
EXTERN_C void FMDDirectReadMode(void);

#endif /*__NAND_H__*/