/*****************************************************************************
*  Copyright Statement:
*  --------------------
*  This software is protected by Copyright and the information contained
*  herein is confidential. The software may not be copied and the information
*  contained herein may not be used or disclosed except with the written
*  permission of MediaTek Inc. (C) 2005
*
*  BY OPENING THIS FILE, BUYER HEREBY UNEQUIVOCALLY ACKNOWLEDGES AND AGREES
*  THAT THE SOFTWARE/FIRMWARE AND ITS DOCUMENTATIONS ("MEDIATEK SOFTWARE")
*  RECEIVED FROM MEDIATEK AND/OR ITS REPRESENTATIVES ARE PROVIDED TO BUYER ON
*  AN "AS-IS" BASIS ONLY. MEDIATEK EXPRESSLY DISCLAIMS ANY AND ALL WARRANTIES,
*  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF
*  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT.
*  NEITHER DOES MEDIATEK PROVIDE ANY WARRANTY WHATSOEVER WITH RESPECT TO THE
*  SOFTWARE OF ANY THIRD PARTY WHICH MAY BE USED BY, INCORPORATED IN, OR
*  SUPPLIED WITH THE MEDIATEK SOFTWARE, AND BUYER AGREES TO LOOK ONLY TO SUCH
*  THIRD PARTY FOR ANY WARRANTY CLAIM RELATING THERETO. MEDIATEK SHALL ALSO
*  NOT BE RESPONSIBLE FOR ANY MEDIATEK SOFTWARE RELEASES MADE TO BUYER'S
*  SPECIFICATION OR TO CONFORM TO A PARTICULAR STANDARD OR OPEN FORUM.
*
*  BUYER'S SOLE AND EXCLUSIVE REMEDY AND MEDIATEK'S ENTIRE AND CUMULATIVE
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*  AT MEDIATEK'S OPTION, TO REVISE OR REPLACE THE MEDIATEK SOFTWARE AT ISSUE,
*  OR REFUND ANY SOFTWARE LICENSE FEES OR SERVICE CHARGE PAID BY BUYER TO
*  MEDIATEK FOR SUCH MEDIATEK SOFTWARE AT ISSUE.
*
*  THE TRANSACTION CONTEMPLATED HEREUNDER SHALL BE CONSTRUED IN ACCORDANCE
*  WITH THE LAWS OF THE STATE OF CALIFORNIA, USA, EXCLUDING ITS CONFLICT OF
*  LAWS PRINCIPLES.  ANY DISPUTES, CONTROVERSIES OR CLAIMS ARISING THEREOF AND
*  RELATED THERETO SHALL BE SETTLED BY ARBITRATION IN SAN FRANCISCO, CA, UNDER
*  THE RULES OF THE INTERNATIONAL CHAMBER OF COMMERCE (ICC).
*
*****************************************************************************/

/*******************************************************************************
 *
 * Filename:
 * ---------
 *	FlashConf.C
 *
 * Project:
 * --------
 *   MAUI
 *
 * Description:
 * ------------
 *   This is a flash MTD driver for AMD and Toshiba flash devices.
 *
 * Author:
 * -------
 * -------
 *
 *==============================================================================
 * 				HISTORY
 * Below this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
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 *==============================================================================
 *******************************************************************************/

#include "flash_opt.h"
#include "flash_mtd.h"


#if  (defined(_LOW_COST_SINGLE_BANK_FLASH_) && defined(__MTK_TARGET__))
   #pragma arm section code = "SNORCODE"
#endif 

void * BlockAddress(NOR_Flash_MTD_Data * D, kal_uint32 BlockIndex)
{
   kal_uint32 addr  = 0;
   kal_uint32 region = 0, BlockUpperBound = 0;

   BlockUpperBound = D->RegionInfo[0].RegionBlocks;
   while(BlockUpperBound <= BlockIndex)
   {
      addr += D->RegionInfo[region].RegionBlocks * D->RegionInfo[region].BlockSize;
      region++;
      BlockUpperBound += D->RegionInfo[region].RegionBlocks;
   }
   addr += (BlockIndex - (BlockUpperBound-D->RegionInfo[region].RegionBlocks)) * D->RegionInfo[region].BlockSize;

   return (D->BaseAddr + addr);
}

#if  (defined(_LOW_COST_SINGLE_BANK_FLASH_) && defined(__MTK_TARGET__))
   #pragma arm section code
#endif 

/*-----------------------------------*/
void * MapWindow(void * DriveData, kal_uint32 BlockIndex, kal_uint32 WindowIndex)
{
   NOR_Flash_MTD_Data * D = DriveData;

   /* MapWindow: window index greater zero */
   ASSERT(WindowIndex == 0);
   return D->CurrAddr = BlockAddress(D, BlockIndex);
}