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/*
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* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of the License "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description: Minimalistic non volatile memory driver
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*
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*/
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#ifndef _SYBORG_MEDNVMEMORY_H
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#define _SYBORG_MEDNVMEMORY_H
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#include <kpower.h>
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#include <e32keys.h>
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#include <system.h>
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//#define DEBUG_MEDNVMEMORY
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#ifdef DEBUG_MEDNVMEMORY
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#define __DEBUG_PRINT(format...) Kern::Printf(format)
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#else
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#define __DEBUG_PRINT(format...) __KTRACE_OPT(KLOCDRV,Kern::Printf(format))
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#endif
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#define R_NVMEM_ID 0x0000
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#define R_NVMEM_TRANSACTION_OFFSET 0x0004
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#define R_NVMEM_TRANSACTION_SIZE 0x0008
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#define R_NVMEM_TRANSACTION_DIRECTION 0x000c
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#define R_NVMEM_TRANSACTION_EXECUTE 0x0010
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#define R_NVMEM_SHARED_MEMORY_BASE 0x0014
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#define R_NVMEM_NV_MEMORY_SIZE 0x0018
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#define R_NVMEM_SHARED_MEMORY_SIZE 0x001c
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#define R_NVMEM_STATUS 0x0020
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#define R_NVMEM_ENABLE 0x0024
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#define R_NVMEM_LASTREG 0x0028 // not a register, address of last register
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#define NVMEM_TRANSACTION_UNDEFINED 0
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#define NVMEM_TRANSACTION_READ 1
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#define NVMEM_TRANSACTION_WRITE 2
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// 512 Byte sectors
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const TInt KDiskSectorShift = 9;
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const TInt KDiskSectorSize = 0x200;
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// Dfc thread priority
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const TInt KNVMemDfcThreadPriority = 24;
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// Transfer buffer size 256kBytes
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const TInt KNVMemTransferBufferSize = 0x40000;
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// Transfer buffer size in sectors
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const TInt KNVMemTransferBufferSectorCount = KNVMemTransferBufferSize/KDiskSectorSize;
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#endif
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