1 // Copyright (c) 1998-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of the License "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 // e32test\mmu\mmudetect.h

    15 // 

    16 //

    17 

    18 #ifndef __MMUDETECT_H__

    19 #define __MMUDETECT_H__

    20 

    21 #include "u32std.h"

    22 #include <e32rom.h>

    23 #include <e32svr.h>

    24 

    25 inline TUint32 MemModelAttributes()

    26 	{ return (TUint32)UserSvr::HalFunction(EHalGroupKernel, EKernelHalMemModelInfo, NULL, NULL); }

    27 

    28 inline TUint32 MemModelType()

    29 	{ return MemModelAttributes() & EMemModelTypeMask; }

    30 

    31 inline TBool HaveMMU()

    32 	{ return MemModelAttributes()&EMemModelAttrVA; }

    33 

    34 inline TBool HaveVirtMem()

    35 	{ return MemModelAttributes()&EMemModelAttrVA; }

    36 

    37 inline TBool HaveMultAddr()

    38 	{ return (MemModelAttributes()&(EMemModelAttrProcessProt|EMemModelAttrSameVA))

    39 									==(EMemModelAttrProcessProt|EMemModelAttrSameVA); }

    40 

    41 inline TBool HaveProcessProt()

    42 	{ return (MemModelAttributes()&EMemModelAttrProcessProt); }

    43 

    44 inline TBool HaveDirectKernProt()

    45 	{ return (MemModelAttributes()&EMemModelAttrKernProt); }

    46 

    47 inline TBool HaveIPCKernProt()

    48 	{ return (MemModelAttributes()&EMemModelAttrIPCKernProt); }

    49 

    50 inline TBool HaveWriteProt()

    51 	{ return (MemModelAttributes()&EMemModelAttrWriteProt); }

    52 

    53 #ifdef __EPOC32__

    54 inline TUint8* KernData()

    55 	{

    56 	const TRomHeader& romHdr=*(const TRomHeader*)UserSvr::RomHeaderAddress();

    57 	return (TUint8*)romHdr.iKernDataAddress;

    58 	}

    59 #else

    60 inline TUint8* KernData()

    61 	{ return NULL; }

    62 #endif

    63 #endif