[PATCH] ppc64: kill bitfields in ppc64 hash code
[pandora-kernel.git] / include / asm-ppc64 / iSeries / HvCallHpt.h
1 /*
2  * HvCallHpt.h
3  * Copyright (C) 2001  Mike Corrigan IBM Corporation
4  *
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.
9  *
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.
14  *
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
18  */
19 #ifndef _HVCALLHPT_H
20 #define _HVCALLHPT_H
21
22 /*
23  * This file contains the "hypervisor call" interface which is used to
24  * drive the hypervisor from the OS.
25  */
26
27 #include <asm/iSeries/HvCallSc.h>
28 #include <asm/iSeries/HvTypes.h>
29 #include <asm/mmu.h>
30
31 #define HvCallHptGetHptAddress          HvCallHpt +  0
32 #define HvCallHptGetHptPages            HvCallHpt +  1
33 #define HvCallHptSetPp                  HvCallHpt +  5
34 #define HvCallHptSetSwBits              HvCallHpt +  6
35 #define HvCallHptUpdate                 HvCallHpt +  7
36 #define HvCallHptInvalidateNoSyncICache HvCallHpt +  8
37 #define HvCallHptGet                    HvCallHpt + 11
38 #define HvCallHptFindNextValid          HvCallHpt + 12
39 #define HvCallHptFindValid              HvCallHpt + 13
40 #define HvCallHptAddValidate            HvCallHpt + 16
41 #define HvCallHptInvalidateSetSwBitsGet HvCallHpt + 18
42
43
44 static inline u64 HvCallHpt_getHptAddress(void)
45 {
46         return HvCall0(HvCallHptGetHptAddress);
47 }
48
49 static inline u64 HvCallHpt_getHptPages(void)
50 {
51         return HvCall0(HvCallHptGetHptPages);
52 }
53
54 static inline void HvCallHpt_setPp(u32 hpteIndex, u8 value)
55 {
56         HvCall2(HvCallHptSetPp, hpteIndex, value);
57 }
58
59 static inline void HvCallHpt_setSwBits(u32 hpteIndex, u8 bitson, u8 bitsoff)
60 {
61         HvCall3(HvCallHptSetSwBits, hpteIndex, bitson, bitsoff);
62 }
63
64 static inline void HvCallHpt_invalidateNoSyncICache(u32 hpteIndex)
65 {
66         HvCall1(HvCallHptInvalidateNoSyncICache, hpteIndex);
67 }
68
69 static inline u64 HvCallHpt_invalidateSetSwBitsGet(u32 hpteIndex, u8 bitson,
70                 u8 bitsoff)
71 {
72         u64 compressedStatus;
73
74         compressedStatus = HvCall4(HvCallHptInvalidateSetSwBitsGet,
75                         hpteIndex, bitson, bitsoff, 1);
76         HvCall1(HvCallHptInvalidateNoSyncICache, hpteIndex);
77         return compressedStatus;
78 }
79
80 static inline u64 HvCallHpt_findValid(hpte_t *hpte, u64 vpn)
81 {
82         return HvCall3Ret16(HvCallHptFindValid, hpte, vpn, 0, 0);
83 }
84
85 static inline u64 HvCallHpt_findNextValid(hpte_t *hpte, u32 hpteIndex,
86                 u8 bitson, u8 bitsoff)
87 {
88         return HvCall3Ret16(HvCallHptFindNextValid, hpte, hpteIndex,
89                         bitson, bitsoff);
90 }
91
92 static inline void HvCallHpt_get(hpte_t *hpte, u32 hpteIndex)
93 {
94         HvCall2Ret16(HvCallHptGet, hpte, hpteIndex, 0);
95 }
96
97 static inline void HvCallHpt_addValidate(u32 hpteIndex, u32 hBit, hpte_t *hpte)
98 {
99         HvCall4(HvCallHptAddValidate, hpteIndex, hBit, hpte->v, hpte->r);
100 }
101
102 #endif /* _HVCALLHPT_H */