/* ----------------------------------------------------------------------------
 *         ATMEL Microcontroller Software Support 
 * ----------------------------------------------------------------------------
 * Copyright (c) 2008, Atmel Corporation
 *
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * - Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the disclaimer below.
 *
 * Atmel's name may not be used to endorse or promote products derived from
 * this software without specific prior written permission.
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 * DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR
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 */

#ifndef MAPPEDNANDFLASH_H
#define MAPPEDNANDFLASH_H

//------------------------------------------------------------------------------
//         Headers
//------------------------------------------------------------------------------

#include "ManagedNandFlash.h"

//------------------------------------------------------------------------------
//         Types
//------------------------------------------------------------------------------

struct MappedNandFlash {

    struct ManagedNandFlash managed;
    signed short logicalMapping[NandCommon_MAXNUMBLOCKS];
    signed short logicalMappingBlock;
    unsigned char mappingModified;
};

//------------------------------------------------------------------------------
//         Exported functions
//------------------------------------------------------------------------------

extern unsigned char MappedNandFlash_Initialize(
    struct MappedNandFlash *mapped,
    const struct NandFlashModel *model,
    unsigned int commandAddress,
    unsigned int addressAddress,
    unsigned int dataAddress,
    const Pin pinChipEnable,
    const Pin pinReadyBusy);

extern unsigned char MappedNandFlash_ReadPage(
    const struct MappedNandFlash *mapped,
    unsigned short block,
    unsigned short page,
    void *data,
    void *spare);

extern unsigned char MappedNandFlash_WritePage(
    const struct MappedNandFlash *mapped,
    unsigned short block,
    unsigned short page,
    void *data,
    void *spare);

extern unsigned char MappedNandFlash_Map(
    struct MappedNandFlash *mapped,
    unsigned short logicalBlock,
    unsigned short physicalBlock);

extern unsigned char MappedNandFlash_Unmap(
    struct MappedNandFlash *mapped,
    unsigned short logicalBlock);

extern signed short MappedNandFlash_LogicalToPhysical(
    const struct MappedNandFlash *mapped,
    unsigned short logicalBlock);

extern signed short MappedNandFlash_PhysicalToLogical(
    const struct MappedNandFlash *mapped,
    unsigned short physicalBlock);

extern unsigned char MappedNandFlash_SaveLogicalMapping(
    struct MappedNandFlash *mapped,
    unsigned short physicalBlock);

#endif //#ifndef MAPPEDNANDFLASH_H