Subversion Repositories or1k

/*

 * HvCallHpt.h

 * Copyright (C) 2001  Mike Corrigan IBM Corporation

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation; either version 2 of the License, or

 * (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA

 */

//============================================================================

//

//      This file contains the "hypervisor call" interface which is used to

//      drive the hypervisor from the OS.

//

//============================================================================

//-------------------------------------------------------------------

// Standard Includes

//-------------------------------------------------------------------

#ifndef  _HVCALLSC_H

#include "HvCallSc.h"

#endif

#ifndef  _HVTYPES_H

#include <asm/iSeries/HvTypes.h>

#endif

//-------------------------------------------------------------------

// Other Includes

//-------------------------------------------------------------------

#ifndef _PPC_MMU_H

#include <asm/mmu.h>

#endif

//-----------------------------------------------------------------------------

// Constants

//-----------------------------------------------------------------------------

#ifndef _HVCALLHPT_H

#define _HVCALLHPT_H

#define HvCallHptGetHptAddress          HvCallHpt +  0

#define HvCallHptGetHptPages            HvCallHpt +  1

#define HvCallHptSetPp                  HvCallHpt +  5

#define HvCallHptSetSwBits              HvCallHpt +  6

#define HvCallHptUpdate                 HvCallHpt +  7

#define HvCallHptInvalidateNoSyncICache HvCallHpt +  8

#define HvCallHptGet                    HvCallHpt + 11

#define HvCallHptFindNextValid          HvCallHpt + 12

#define HvCallHptFindValid              HvCallHpt + 13

#define HvCallHptAddValidate            HvCallHpt + 16

#define HvCallHptInvalidateSetSwBitsGet HvCallHpt + 18

//============================================================================

static inline u64               HvCallHpt_getHptAddress(void)

{

        u64 retval = HvCall0(HvCallHptGetHptAddress);

        // getPaca()->adjustHmtForNoOfSpinLocksHeld();

        return retval;

}

//============================================================================

static inline u64               HvCallHpt_getHptPages(void)

{

        u64 retval = HvCall0(HvCallHptGetHptPages);

        // getPaca()->adjustHmtForNoOfSpinLocksHeld();

        return retval;

}

//=============================================================================

static inline void              HvCallHpt_setPp(u32 hpteIndex, u8 value)

{

        HvCall2( HvCallHptSetPp, hpteIndex, value );

        // getPaca()->adjustHmtForNoOfSpinLocksHeld();

}

//=============================================================================

static inline void              HvCallHpt_setSwBits(u32 hpteIndex, u8 bitson, u8 bitsoff )

{

        HvCall3( HvCallHptSetSwBits, hpteIndex, bitson, bitsoff );

        // getPaca()->adjustHmtForNoOfSpinLocksHeld();

}

//=============================================================================

static inline void              HvCallHpt_invalidateNoSyncICache(u32 hpteIndex)

{

        HvCall1( HvCallHptInvalidateNoSyncICache, hpteIndex );

        // getPaca()->adjustHmtForNoOfSpinLocksHeld();

}

//=============================================================================

static inline u64               HvCallHpt_invalidateSetSwBitsGet(u32 hpteIndex, u8 bitson, u8 bitsoff )

{

        u64 compressedStatus;

        compressedStatus = HvCall4( HvCallHptInvalidateSetSwBitsGet, hpteIndex, bitson, bitsoff, 1 );

        HvCall1( HvCallHptInvalidateNoSyncICache, hpteIndex );

        // getPaca()->adjustHmtForNoOfSpinLocksHeld();

        return compressedStatus;

}

//=============================================================================

static inline u64               HvCallHpt_findValid( struct _HPTE *hpte, u64 vpn )

{

        u64 retIndex = HvCall3Ret16( HvCallHptFindValid, hpte, vpn, 0, 0 );

        // getPaca()->adjustHmtForNoOfSpinLocksHeld();

        return retIndex;

}

//=============================================================================

static inline u64               HvCallHpt_findNextValid( struct _HPTE *hpte, u32 hpteIndex, u8 bitson, u8 bitsoff )

{

        u64 retIndex = HvCall3Ret16( HvCallHptFindNextValid, hpte, hpteIndex, bitson, bitsoff );

        // getPaca()->adjustHmtForNoOfSpinLocksHeld();

        return retIndex;

}

//=============================================================================

static inline void              HvCallHpt_get( struct _HPTE *hpte, u32 hpteIndex )

{

        HvCall2Ret16( HvCallHptGet, hpte, hpteIndex, 0 );

        // getPaca()->adjustHmtForNoOfSpinLocksHeld();

}

//============================================================================

static inline void              HvCallHpt_addValidate( u32 hpteIndex,

                                                       u32 hBit,

                                                       struct _HPTE *hpte )

{

        HvCall4( HvCallHptAddValidate, hpteIndex,

                 hBit, (*((u64 *)hpte)), (*(((u64 *)hpte)+1)) );

        // getPaca()->adjustHmtForNoOfSpinLocksHeld();

}

//=============================================================================

#endif // _HVCALLHPT_H