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 * This file contains the "hypervisor call" interface which is used to
21 * drive the hypervisor from the OS.
26 #include <asm/iSeries/HvCallSc.h>
27 #include <asm/iSeries/HvTypes.h>
30 /* Type of yield for HvCallBaseYieldProcessor */
31 #define HvCall_YieldTimed 0 /* Yield until specified time (tb) */
32 #define HvCall_YieldToActive 1 /* Yield until all active procs have run */
33 #define HvCall_YieldToProc 2 /* Yield until the specified processor has run */
35 /* interrupt masks for setEnabledInterrupts */
36 #define HvCall_MaskIPI 0x00000001
37 #define HvCall_MaskLpEvent 0x00000002
38 #define HvCall_MaskLpProd 0x00000004
39 #define HvCall_MaskTimeout 0x00000008
41 /* Log buffer formats */
42 #define HvCall_LogBuffer_ASCII 0
43 #define HvCall_LogBuffer_EBCDIC 1
45 #define HvCallBaseAckDeferredInts HvCallBase + 0
46 #define HvCallBaseCpmPowerOff HvCallBase + 1
47 #define HvCallBaseGetHwPatch HvCallBase + 2
48 #define HvCallBaseReIplSpAttn HvCallBase + 3
49 #define HvCallBaseSetASR HvCallBase + 4
50 #define HvCallBaseSetASRAndRfi HvCallBase + 5
51 #define HvCallBaseSetIMR HvCallBase + 6
52 #define HvCallBaseSendIPI HvCallBase + 7
53 #define HvCallBaseTerminateMachine HvCallBase + 8
54 #define HvCallBaseTerminateMachineSrc HvCallBase + 9
55 #define HvCallBaseProcessPlicInterrupts HvCallBase + 10
56 #define HvCallBaseIsPrimaryCpmOrMsdIpl HvCallBase + 11
57 #define HvCallBaseSetVirtualSIT HvCallBase + 12
58 #define HvCallBaseVaryOffThisProcessor HvCallBase + 13
59 #define HvCallBaseVaryOffMemoryChunk HvCallBase + 14
60 #define HvCallBaseVaryOffInteractivePercentage HvCallBase + 15
61 #define HvCallBaseSendLpProd HvCallBase + 16
62 #define HvCallBaseSetEnabledInterrupts HvCallBase + 17
63 #define HvCallBaseYieldProcessor HvCallBase + 18
64 #define HvCallBaseVaryOffSharedProcUnits HvCallBase + 19
65 #define HvCallBaseSetVirtualDecr HvCallBase + 20
66 #define HvCallBaseClearLogBuffer HvCallBase + 21
67 #define HvCallBaseGetLogBufferCodePage HvCallBase + 22
68 #define HvCallBaseGetLogBufferFormat HvCallBase + 23
69 #define HvCallBaseGetLogBufferLength HvCallBase + 24
70 #define HvCallBaseReadLogBuffer HvCallBase + 25
71 #define HvCallBaseSetLogBufferFormatAndCodePage HvCallBase + 26
72 #define HvCallBaseWriteLogBuffer HvCallBase + 27
73 #define HvCallBaseRouter28 HvCallBase + 28
74 #define HvCallBaseRouter29 HvCallBase + 29
75 #define HvCallBaseRouter30 HvCallBase + 30
76 #define HvCallBaseSetDebugBus HvCallBase + 31
78 #define HvCallCcSetDABR HvCallCc + 7
80 static inline void HvCall_setVirtualDecr(void)
83 * Ignore any error return codes - most likely means that the
84 * target value for the LP has been increased and this vary off
85 * would bring us below the new target.
87 HvCall0(HvCallBaseSetVirtualDecr);
90 static inline void HvCall_yieldProcessor(unsigned typeOfYield, u64 yieldParm)
92 HvCall2(HvCallBaseYieldProcessor, typeOfYield, yieldParm);
95 static inline void HvCall_setEnabledInterrupts(u64 enabledInterrupts)
97 HvCall1(HvCallBaseSetEnabledInterrupts, enabledInterrupts);
100 static inline void HvCall_setLogBufferFormatAndCodepage(int format,
103 HvCall2(HvCallBaseSetLogBufferFormatAndCodePage, format, codePage);
106 extern void HvCall_writeLogBuffer(const void *buffer, u64 bufLen);
108 static inline void HvCall_sendIPI(struct paca_struct *targetPaca)
110 HvCall1(HvCallBaseSendIPI, targetPaca->paca_index);
113 #endif /* _HVCALL_H */