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/*
* 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
*/
#ifndef _HVCALLHPT_H
#define _HVCALLHPT_H
//============================================================================
//
// This file contains the "hypervisor call" interface which is used to
// drive the hypervisor from the OS.
//
//============================================================================
#include <asm/iSeries/HvCallSc.h>
#include <asm/iSeries/HvTypes.h>
#include <asm/mmu.h>
//-----------------------------------------------------------------------------
// Constants
//-----------------------------------------------------------------------------
#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( HPTE *hpte, u64 vpn )
{
u64 retIndex = HvCall3Ret16( HvCallHptFindValid, hpte, vpn, 0, 0 );
// getPaca()->adjustHmtForNoOfSpinLocksHeld();
return retIndex;
}
//=============================================================================
static inline u64 HvCallHpt_findNextValid( 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( HPTE *hpte, u32 hpteIndex )
{
HvCall2Ret16( HvCallHptGet, hpte, hpteIndex, 0 );
// getPaca()->adjustHmtForNoOfSpinLocksHeld();
}
//============================================================================
static inline void HvCallHpt_addValidate( u32 hpteIndex,
u32 hBit,
HPTE *hpte )
{
HvCall4( HvCallHptAddValidate, hpteIndex,
hBit, (*((u64 *)hpte)), (*(((u64 *)hpte)+1)) );
// getPaca()->adjustHmtForNoOfSpinLocksHeld();
}
//=============================================================================
#endif /* _HVCALLHPT_H */
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