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/*
* 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 _PLATFORMS_ISERIES_CALL_HPT_H
#define _PLATFORMS_ISERIES_CALL_HPT_H
/*
* This file contains the "hypervisor call" interface which is used to
* drive the hypervisor from the OS.
*/
#include <asm/iseries/hv_call_sc.h>
#include <asm/iseries/hv_types.h>
#include <asm/mmu.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)
{
return HvCall0(HvCallHptGetHptAddress);
}
static inline u64 HvCallHpt_getHptPages(void)
{
return HvCall0(HvCallHptGetHptPages);
}
static inline void HvCallHpt_setPp(u32 hpteIndex, u8 value)
{
HvCall2(HvCallHptSetPp, hpteIndex, value);
}
static inline void HvCallHpt_setSwBits(u32 hpteIndex, u8 bitson, u8 bitsoff)
{
HvCall3(HvCallHptSetSwBits, hpteIndex, bitson, bitsoff);
}
static inline void HvCallHpt_invalidateNoSyncICache(u32 hpteIndex)
{
HvCall1(HvCallHptInvalidateNoSyncICache, hpteIndex);
}
static inline u64 HvCallHpt_invalidateSetSwBitsGet(u32 hpteIndex, u8 bitson,
u8 bitsoff)
{
u64 compressedStatus;
compressedStatus = HvCall4(HvCallHptInvalidateSetSwBitsGet,
hpteIndex, bitson, bitsoff, 1);
HvCall1(HvCallHptInvalidateNoSyncICache, hpteIndex);
return compressedStatus;
}
static inline u64 HvCallHpt_findValid(struct hash_pte *hpte, u64 vpn)
{
return HvCall3Ret16(HvCallHptFindValid, hpte, vpn, 0, 0);
}
static inline u64 HvCallHpt_findNextValid(struct hash_pte *hpte, u32 hpteIndex,
u8 bitson, u8 bitsoff)
{
return HvCall3Ret16(HvCallHptFindNextValid, hpte, hpteIndex,
bitson, bitsoff);
}
static inline void HvCallHpt_get(struct hash_pte *hpte, u32 hpteIndex)
{
HvCall2Ret16(HvCallHptGet, hpte, hpteIndex, 0);
}
static inline void HvCallHpt_addValidate(u32 hpteIndex, u32 hBit,
struct hash_pte *hpte)
{
HvCall4(HvCallHptAddValidate, hpteIndex, hBit, hpte->v, hpte->r);
}
#endif /* _PLATFORMS_ISERIES_CALL_HPT_H */
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