103 lines
3.0 KiB
C
103 lines
3.0 KiB
C
/*
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* Copyright (C) 2001 Mike Corrigan IBM Corporation
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef _PLATFORMS_ISERIES_CALL_HPT_H
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#define _PLATFORMS_ISERIES_CALL_HPT_H
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/*
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* This file contains the "hypervisor call" interface which is used to
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* drive the hypervisor from the OS.
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*/
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#include <asm/iseries/hv_call_sc.h>
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#include <asm/iseries/hv_types.h>
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#include <asm/mmu.h>
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#define HvCallHptGetHptAddress HvCallHpt + 0
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#define HvCallHptGetHptPages HvCallHpt + 1
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#define HvCallHptSetPp HvCallHpt + 5
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#define HvCallHptSetSwBits HvCallHpt + 6
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#define HvCallHptUpdate HvCallHpt + 7
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#define HvCallHptInvalidateNoSyncICache HvCallHpt + 8
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#define HvCallHptGet HvCallHpt + 11
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#define HvCallHptFindNextValid HvCallHpt + 12
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#define HvCallHptFindValid HvCallHpt + 13
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#define HvCallHptAddValidate HvCallHpt + 16
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#define HvCallHptInvalidateSetSwBitsGet HvCallHpt + 18
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static inline u64 HvCallHpt_getHptAddress(void)
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{
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return HvCall0(HvCallHptGetHptAddress);
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}
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static inline u64 HvCallHpt_getHptPages(void)
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{
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return HvCall0(HvCallHptGetHptPages);
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}
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static inline void HvCallHpt_setPp(u32 hpteIndex, u8 value)
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{
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HvCall2(HvCallHptSetPp, hpteIndex, value);
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}
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static inline void HvCallHpt_setSwBits(u32 hpteIndex, u8 bitson, u8 bitsoff)
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{
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HvCall3(HvCallHptSetSwBits, hpteIndex, bitson, bitsoff);
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}
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static inline void HvCallHpt_invalidateNoSyncICache(u32 hpteIndex)
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{
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HvCall1(HvCallHptInvalidateNoSyncICache, hpteIndex);
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}
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static inline u64 HvCallHpt_invalidateSetSwBitsGet(u32 hpteIndex, u8 bitson,
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u8 bitsoff)
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{
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u64 compressedStatus;
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compressedStatus = HvCall4(HvCallHptInvalidateSetSwBitsGet,
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hpteIndex, bitson, bitsoff, 1);
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HvCall1(HvCallHptInvalidateNoSyncICache, hpteIndex);
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return compressedStatus;
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}
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static inline u64 HvCallHpt_findValid(struct hash_pte *hpte, u64 vpn)
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{
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return HvCall3Ret16(HvCallHptFindValid, hpte, vpn, 0, 0);
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}
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static inline u64 HvCallHpt_findNextValid(struct hash_pte *hpte, u32 hpteIndex,
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u8 bitson, u8 bitsoff)
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{
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return HvCall3Ret16(HvCallHptFindNextValid, hpte, hpteIndex,
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bitson, bitsoff);
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}
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static inline void HvCallHpt_get(struct hash_pte *hpte, u32 hpteIndex)
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{
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HvCall2Ret16(HvCallHptGet, hpte, hpteIndex, 0);
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}
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static inline void HvCallHpt_addValidate(u32 hpteIndex, u32 hBit,
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struct hash_pte *hpte)
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{
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HvCall4(HvCallHptAddValidate, hpteIndex, hBit, hpte->v, hpte->r);
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}
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#endif /* _PLATFORMS_ISERIES_CALL_HPT_H */
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