3 * Copyright (C) 2001 Mike Corrigan IBM Corporation
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 //============================================================================
22 // This file contains the "hypervisor call" interface which is used to
23 // drive the hypervisor from the OS.
25 //============================================================================
27 //-------------------------------------------------------------------
29 //-------------------------------------------------------------------
35 #include <asm/iSeries/HvTypes.h>
38 //-------------------------------------------------------------------
40 //-------------------------------------------------------------------
46 //-----------------------------------------------------------------------------
48 //-----------------------------------------------------------------------------
52 #define HvCallHptGetHptAddress HvCallHpt + 0
53 #define HvCallHptGetHptPages HvCallHpt + 1
54 #define HvCallHptSetPp HvCallHpt + 5
55 #define HvCallHptSetSwBits HvCallHpt + 6
56 #define HvCallHptUpdate HvCallHpt + 7
57 #define HvCallHptInvalidateNoSyncICache HvCallHpt + 8
58 #define HvCallHptGet HvCallHpt + 11
59 #define HvCallHptFindNextValid HvCallHpt + 12
60 #define HvCallHptFindValid HvCallHpt + 13
61 #define HvCallHptAddValidate HvCallHpt + 16
62 #define HvCallHptInvalidateSetSwBitsGet HvCallHpt + 18
65 //============================================================================
66 static inline u64 HvCallHpt_getHptAddress(void)
68 u64 retval = HvCall0(HvCallHptGetHptAddress);
69 // getPaca()->adjustHmtForNoOfSpinLocksHeld();
72 //============================================================================
73 static inline u64 HvCallHpt_getHptPages(void)
75 u64 retval = HvCall0(HvCallHptGetHptPages);
76 // getPaca()->adjustHmtForNoOfSpinLocksHeld();
79 //=============================================================================
80 static inline void HvCallHpt_setPp(u32 hpteIndex, u8 value)
82 HvCall2( HvCallHptSetPp, hpteIndex, value );
83 // getPaca()->adjustHmtForNoOfSpinLocksHeld();
85 //=============================================================================
86 static inline void HvCallHpt_setSwBits(u32 hpteIndex, u8 bitson, u8 bitsoff )
88 HvCall3( HvCallHptSetSwBits, hpteIndex, bitson, bitsoff );
89 // getPaca()->adjustHmtForNoOfSpinLocksHeld();
91 //=============================================================================
92 static inline void HvCallHpt_invalidateNoSyncICache(u32 hpteIndex)
95 HvCall1( HvCallHptInvalidateNoSyncICache, hpteIndex );
96 // getPaca()->adjustHmtForNoOfSpinLocksHeld();
98 //=============================================================================
99 static inline u64 HvCallHpt_invalidateSetSwBitsGet(u32 hpteIndex, u8 bitson, u8 bitsoff )
102 u64 compressedStatus;
103 compressedStatus = HvCall4( HvCallHptInvalidateSetSwBitsGet, hpteIndex, bitson, bitsoff, 1 );
104 HvCall1( HvCallHptInvalidateNoSyncICache, hpteIndex );
105 // getPaca()->adjustHmtForNoOfSpinLocksHeld();
106 return compressedStatus;
108 //=============================================================================
109 static inline u64 HvCallHpt_findValid( struct _HPTE *hpte, u64 vpn )
111 u64 retIndex = HvCall3Ret16( HvCallHptFindValid, hpte, vpn, 0, 0 );
112 // getPaca()->adjustHmtForNoOfSpinLocksHeld();
115 //=============================================================================
116 static inline u64 HvCallHpt_findNextValid( struct _HPTE *hpte, u32 hpteIndex, u8 bitson, u8 bitsoff )
118 u64 retIndex = HvCall3Ret16( HvCallHptFindNextValid, hpte, hpteIndex, bitson, bitsoff );
119 // getPaca()->adjustHmtForNoOfSpinLocksHeld();
122 //=============================================================================
123 static inline void HvCallHpt_get( struct _HPTE *hpte, u32 hpteIndex )
125 HvCall2Ret16( HvCallHptGet, hpte, hpteIndex, 0 );
126 // getPaca()->adjustHmtForNoOfSpinLocksHeld();
128 //============================================================================
129 static inline void HvCallHpt_addValidate( u32 hpteIndex,
134 HvCall4( HvCallHptAddValidate, hpteIndex,
135 hBit, (*((u64 *)hpte)), (*(((u64 *)hpte)+1)) );
136 // getPaca()->adjustHmtForNoOfSpinLocksHeld();
140 //=============================================================================
142 #endif // _HVCALLHPT_H