aboutsummaryrefslogtreecommitdiff
path: root/include/asm-ppc64/iSeries/HvCallHpt.h
blob: da769873d18b030920c785ac531cc48b730b1cdc (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
/*
 * 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 */