mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-28 01:57:06 +07:00
102 lines
3.0 KiB
C
102 lines
3.0 KiB
C
/*
|
|
* 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(hpte_t *hpte, u64 vpn)
|
|
{
|
|
return HvCall3Ret16(HvCallHptFindValid, hpte, vpn, 0, 0);
|
|
}
|
|
|
|
static inline u64 HvCallHpt_findNextValid(hpte_t *hpte, u32 hpteIndex,
|
|
u8 bitson, u8 bitsoff)
|
|
{
|
|
return HvCall3Ret16(HvCallHptFindNextValid, hpte, hpteIndex,
|
|
bitson, bitsoff);
|
|
}
|
|
|
|
static inline void HvCallHpt_get(hpte_t *hpte, u32 hpteIndex)
|
|
{
|
|
HvCall2Ret16(HvCallHptGet, hpte, hpteIndex, 0);
|
|
}
|
|
|
|
static inline void HvCallHpt_addValidate(u32 hpteIndex, u32 hBit, hpte_t *hpte)
|
|
{
|
|
HvCall4(HvCallHptAddValidate, hpteIndex, hBit, hpte->v, hpte->r);
|
|
}
|
|
|
|
#endif /* _PLATFORMS_ISERIES_CALL_HPT_H */
|