| 1 | /* $Id: EMInternal.h 3510 2007-07-09 14:37:57Z vboxsync $ */
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| 2 | /** @file
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| 3 | * EM - Internal header file.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2006-2007 innotek GmbH
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License as published by the Free Software Foundation,
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| 13 | * in version 2 as it comes in the "COPYING" file of the VirtualBox OSE
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| 14 | * distribution. VirtualBox OSE is distributed in the hope that it will
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| 15 | * be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | *
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| 17 | * If you received this file as part of a commercial VirtualBox
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| 18 | * distribution, then only the terms of your commercial VirtualBox
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| 19 | * license agreement apply instead of the previous paragraph.
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| 20 | */
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| 21 |
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| 22 | #ifndef __EMInternal_h__
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| 23 | #define __EMInternal_h__
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| 24 |
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| 25 | #include <VBox/cdefs.h>
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| 26 | #include <VBox/types.h>
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| 27 | #include <VBox/em.h>
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| 28 | #include <VBox/stam.h>
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| 29 | #include <VBox/patm.h>
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| 30 | #include <VBox/dis.h>
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| 31 | #include <iprt/avl.h>
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| 32 | #include <setjmp.h>
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| 33 |
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| 34 | __BEGIN_DECLS
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| 35 |
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| 36 |
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| 37 | /** @defgroup grp_em_int Internal
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| 38 | * @ingroup grp_em
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| 39 | * @internal
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| 40 | * @{
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| 41 | */
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| 42 |
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| 43 | /** The saved state version. */
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| 44 | #define EM_SAVED_STATE_VERSION 2
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| 45 |
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| 46 | /** Enable for tracing in raw mode.
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| 47 | * @remark SvL: debugging help primarily for myself. */
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| 48 | #define DEBUG_TRACING_ENABLED
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| 49 |
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| 50 | /**
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| 51 | * Converts a EM pointer into a VM pointer.
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| 52 | * @returns Pointer to the VM structure the EM is part of.
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| 53 | * @param pEM Pointer to EM instance data.
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| 54 | */
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| 55 | #define EM2VM(pEM) ( (PVM)((char*)pEM - pEM->offVM) )
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| 56 |
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| 57 | /**
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| 58 | * Cli node structure
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| 59 | */
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| 60 | typedef struct CLISTAT
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| 61 | {
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| 62 | /** The key is the cli address. */
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| 63 | AVLPVNODECORE Core;
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| 64 | /** Occurrences. */
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| 65 | STAMCOUNTER Counter;
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| 66 | } CLISTAT, *PCLISTAT;
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| 67 |
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| 68 |
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| 69 | /**
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| 70 | * Excessive EM statistics.
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| 71 | */
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| 72 | typedef struct EMSTATS
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| 73 | {
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| 74 | /** GC: Profiling of EMInterpretInstruction(). */
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| 75 | STAMPROFILE StatGCEmulate;
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| 76 | /** HC: Profiling of EMInterpretInstruction(). */
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| 77 | STAMPROFILE StatHCEmulate;
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| 78 |
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| 79 | /** @name Interpreter Instruction statistics.
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| 80 | * @{
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| 81 | */
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| 82 | STAMCOUNTER StatGCInterpretSucceeded;
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| 83 | STAMCOUNTER StatHCInterpretSucceeded;
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| 84 |
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| 85 | STAMCOUNTER StatGCAnd;
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| 86 | STAMCOUNTER StatHCAnd;
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| 87 | STAMCOUNTER StatGCCpuId;
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| 88 | STAMCOUNTER StatHCCpuId;
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| 89 | STAMCOUNTER StatGCDec;
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| 90 | STAMCOUNTER StatHCDec;
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| 91 | STAMCOUNTER StatGCHlt;
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| 92 | STAMCOUNTER StatHCHlt;
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| 93 | STAMCOUNTER StatGCInc;
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| 94 | STAMCOUNTER StatHCInc;
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| 95 | STAMCOUNTER StatGCInvlPg;
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| 96 | STAMCOUNTER StatHCInvlPg;
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| 97 | STAMCOUNTER StatGCIret;
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| 98 | STAMCOUNTER StatHCIret;
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| 99 | STAMCOUNTER StatGCLLdt;
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| 100 | STAMCOUNTER StatHCLLdt;
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| 101 | STAMCOUNTER StatGCMov;
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| 102 | STAMCOUNTER StatHCMov;
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| 103 | STAMCOUNTER StatGCMovCRx;
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| 104 | STAMCOUNTER StatHCMovCRx;
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| 105 | STAMCOUNTER StatGCMovDRx;
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| 106 | STAMCOUNTER StatHCMovDRx;
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| 107 | STAMCOUNTER StatGCOr;
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| 108 | STAMCOUNTER StatHCOr;
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| 109 | STAMCOUNTER StatGCPop;
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| 110 | STAMCOUNTER StatHCPop;
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| 111 | STAMCOUNTER StatGCSti;
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| 112 | STAMCOUNTER StatHCSti;
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| 113 | STAMCOUNTER StatGCXchg;
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| 114 | STAMCOUNTER StatHCXchg;
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| 115 | STAMCOUNTER StatGCXor;
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| 116 | STAMCOUNTER StatHCXor;
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| 117 | STAMCOUNTER StatGCMonitor;
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| 118 | STAMCOUNTER StatHCMonitor;
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| 119 | STAMCOUNTER StatGCMWait;
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| 120 | STAMCOUNTER StatHCMWait;
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| 121 | STAMCOUNTER StatGCAdd;
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| 122 | STAMCOUNTER StatHCAdd;
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| 123 | STAMCOUNTER StatGCSub;
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| 124 | STAMCOUNTER StatHCSub;
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| 125 | STAMCOUNTER StatGCAdc;
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| 126 | STAMCOUNTER StatHCAdc;
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| 127 | STAMCOUNTER StatGCRdtsc;
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| 128 | STAMCOUNTER StatHCRdtsc;
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| 129 | STAMCOUNTER StatGCBtr;
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| 130 | STAMCOUNTER StatHCBtr;
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| 131 | STAMCOUNTER StatGCBts;
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| 132 | STAMCOUNTER StatHCBts;
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| 133 | STAMCOUNTER StatGCBtc;
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| 134 | STAMCOUNTER StatHCBtc;
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| 135 | STAMCOUNTER StatGCCmpXchg;
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| 136 | STAMCOUNTER StatHCCmpXchg;
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| 137 | STAMCOUNTER StatGCClts;
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| 138 | STAMCOUNTER StatHCClts;
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| 139 |
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| 140 | STAMCOUNTER StatGCInterpretFailed;
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| 141 | STAMCOUNTER StatHCInterpretFailed;
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| 142 |
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| 143 | STAMCOUNTER StatGCFailedAnd;
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| 144 | STAMCOUNTER StatHCFailedAnd;
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| 145 | STAMCOUNTER StatGCFailedCpuId;
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| 146 | STAMCOUNTER StatHCFailedCpuId;
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| 147 | STAMCOUNTER StatGCFailedDec;
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| 148 | STAMCOUNTER StatHCFailedDec;
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| 149 | STAMCOUNTER StatGCFailedHlt;
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| 150 | STAMCOUNTER StatHCFailedHlt;
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| 151 | STAMCOUNTER StatGCFailedInc;
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| 152 | STAMCOUNTER StatHCFailedInc;
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| 153 | STAMCOUNTER StatGCFailedInvlPg;
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| 154 | STAMCOUNTER StatHCFailedInvlPg;
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| 155 | STAMCOUNTER StatGCFailedIret;
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| 156 | STAMCOUNTER StatHCFailedIret;
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| 157 | STAMCOUNTER StatGCFailedLLdt;
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| 158 | STAMCOUNTER StatHCFailedLLdt;
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| 159 | STAMCOUNTER StatGCFailedMisc;
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| 160 | STAMCOUNTER StatHCFailedMisc;
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| 161 | STAMCOUNTER StatGCFailedMov;
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| 162 | STAMCOUNTER StatHCFailedMov;
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| 163 | STAMCOUNTER StatGCFailedMovCRx;
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| 164 | STAMCOUNTER StatHCFailedMovCRx;
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| 165 | STAMCOUNTER StatGCFailedMovDRx;
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| 166 | STAMCOUNTER StatHCFailedMovDRx;
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| 167 | STAMCOUNTER StatGCFailedOr;
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| 168 | STAMCOUNTER StatHCFailedOr;
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| 169 | STAMCOUNTER StatGCFailedPop;
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| 170 | STAMCOUNTER StatHCFailedPop;
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| 171 | STAMCOUNTER StatGCFailedSti;
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| 172 | STAMCOUNTER StatHCFailedSti;
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| 173 | STAMCOUNTER StatGCFailedXchg;
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| 174 | STAMCOUNTER StatHCFailedXchg;
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| 175 | STAMCOUNTER StatGCFailedXor;
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| 176 | STAMCOUNTER StatHCFailedXor;
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| 177 | STAMCOUNTER StatGCFailedMonitor;
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| 178 | STAMCOUNTER StatHCFailedMonitor;
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| 179 | STAMCOUNTER StatGCFailedMWait;
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| 180 | STAMCOUNTER StatHCFailedMWait;
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| 181 |
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| 182 | STAMCOUNTER StatGCFailedAdd;
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| 183 | STAMCOUNTER StatHCFailedAdd;
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| 184 | STAMCOUNTER StatGCFailedAdc;
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| 185 | STAMCOUNTER StatHCFailedAdc;
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| 186 | STAMCOUNTER StatGCFailedBtr;
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| 187 | STAMCOUNTER StatHCFailedBtr;
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| 188 | STAMCOUNTER StatGCFailedBts;
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| 189 | STAMCOUNTER StatHCFailedBts;
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| 190 | STAMCOUNTER StatGCFailedBtc;
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| 191 | STAMCOUNTER StatHCFailedBtc;
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| 192 | STAMCOUNTER StatGCFailedCli;
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| 193 | STAMCOUNTER StatHCFailedCli;
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| 194 | STAMCOUNTER StatGCFailedCmpXchg;
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| 195 | STAMCOUNTER StatHCFailedCmpXchg;
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| 196 | STAMCOUNTER StatHCFailedMovNTPS;
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| 197 | STAMCOUNTER StatGCFailedMovNTPS;
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| 198 | STAMCOUNTER StatGCFailedStosWD;
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| 199 | STAMCOUNTER StatHCFailedStosWD;
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| 200 | STAMCOUNTER StatGCFailedSub;
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| 201 | STAMCOUNTER StatHCFailedSub;
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| 202 | STAMCOUNTER StatGCFailedWbInvd;
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| 203 | STAMCOUNTER StatHCFailedWbInvd;
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| 204 | STAMCOUNTER StatGCFailedRdtsc;
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| 205 | STAMCOUNTER StatHCFailedRdtsc;
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| 206 | STAMCOUNTER StatGCFailedClts;
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| 207 | STAMCOUNTER StatHCFailedClts;
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| 208 |
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| 209 | STAMCOUNTER StatGCFailedUserMode;
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| 210 | STAMCOUNTER StatHCFailedUserMode;
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| 211 | STAMCOUNTER StatGCFailedPrefix;
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| 212 | STAMCOUNTER StatHCFailedPrefix;
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| 213 | /** @} */
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| 214 |
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| 215 | /** @name Privileged Instructions Ending Up In HC.
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| 216 | * @{ */
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| 217 | STAMCOUNTER StatCli;
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| 218 | STAMCOUNTER StatSti;
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| 219 | STAMCOUNTER StatIn;
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| 220 | STAMCOUNTER StatOut;
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| 221 | STAMCOUNTER StatInvlpg;
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| 222 | STAMCOUNTER StatHlt;
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| 223 | STAMCOUNTER StatMovReadCR[USE_REG_CR4 + 1];
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| 224 | STAMCOUNTER StatMovWriteCR[USE_REG_CR4 + 1];
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| 225 | STAMCOUNTER StatMovDRx;
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| 226 | STAMCOUNTER StatIret;
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| 227 | STAMCOUNTER StatMovLgdt;
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| 228 | STAMCOUNTER StatMovLldt;
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| 229 | STAMCOUNTER StatMovLidt;
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| 230 | STAMCOUNTER StatMisc;
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| 231 | STAMCOUNTER StatSysEnter;
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| 232 | STAMCOUNTER StatSysExit;
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| 233 | STAMCOUNTER StatSysCall;
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| 234 | STAMCOUNTER StatSysRet;
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| 235 | /** @} */
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| 236 |
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| 237 | } EMSTATS, *PEMSTATS;
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| 238 |
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| 239 | /**
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| 240 | * EM VM Instance data.
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| 241 | * Changes to this must checked against the padding of the cfgm union in VM!
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| 242 | */
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| 243 | typedef struct EM
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| 244 | {
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| 245 | /** Offset to the VM structure.
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| 246 | * See EM2VM(). */
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| 247 | RTUINT offVM;
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| 248 |
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| 249 | /** Execution Manager State. */
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| 250 | volatile EMSTATE enmState;
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| 251 | /** Force raw-mode execution.
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| 252 | * This is used to prevent REM from trying to execute patch code.
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| 253 | * The flag is cleared upon entering emR3RawExecute() and updated in certain return paths. */
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| 254 | bool fForceRAW;
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| 255 |
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| 256 | #ifdef DEBUG_TRACING_ENABLED
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| 257 | /** @see DEBUG_TRACING_ENABLED */
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| 258 | bool fTracing;
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| 259 | #endif
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| 260 |
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| 261 | /** Inhibit interrupts for this instruction. Valid only when VM_FF_INHIBIT_INTERRUPTS is set. */
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| 262 | RTGCUINTPTR GCPtrInhibitInterrupts;
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| 263 |
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| 264 |
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| 265 | /** Pointer to the PATM status structure. (HC Ptr) */
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| 266 | HCPTRTYPE(PPATMGCSTATE) pPatmGCState;
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| 267 |
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| 268 | /** Pointer to the guest CPUM state. (HC Ptr) */
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| 269 | HCPTRTYPE(PCPUMCTX) pCtx;
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| 270 |
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| 271 |
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| 272 | union
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| 273 | {
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| 274 | /** Padding used in the other rings.
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| 275 | * This must be larger than jmp_buf on any supported platform. */
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| 276 | char achPaddingFatalLongJump[HC_ARCH_BITS == 32 ? 176 : 256];
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| 277 | #ifdef IN_RING3
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| 278 | /** Long buffer jump for fatal VM errors.
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| 279 | * It will jump to before the outer EM loop is entered. */
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| 280 | jmp_buf FatalLongJump;
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| 281 | #endif
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| 282 | } u;
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| 283 |
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| 284 | /** @name Execution profiling.
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| 285 | * @{ */
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| 286 | STAMPROFILE StatForcedActions;
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| 287 | STAMPROFILE StatHalted;
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| 288 | STAMPROFILEADV StatHwAccEntry;
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| 289 | STAMPROFILE StatHwAccExec;
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| 290 | STAMPROFILE StatREMEmu;
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| 291 | STAMPROFILE StatREMExec;
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| 292 | STAMPROFILE StatREMSync;
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| 293 | STAMPROFILEADV StatREMTotal;
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| 294 | STAMPROFILE StatRAWExec;
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| 295 | STAMPROFILEADV StatRAWEntry;
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| 296 | STAMPROFILEADV StatRAWTail;
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| 297 | STAMPROFILEADV StatRAWTotal;
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| 298 | STAMPROFILEADV StatTotal;
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| 299 | /** @} */
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| 300 |
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| 301 | /** HC: Profiling of emR3RawExecuteIOInstruction. */
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| 302 | STAMPROFILE StatIOEmu;
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| 303 | /** HC: Profiling of emR3RawPrivileged. */
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| 304 | STAMPROFILE StatPrivEmu;
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| 305 | /** HC: Profiling of emR3RawExecuteInstruction. */
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| 306 | STAMPROFILE StatMiscEmu;
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| 307 |
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| 308 | /** @todo r=bird: Are any of these actually used? */
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| 309 | STAMCOUNTER StatPatchTrap;
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| 310 | STAMCOUNTER StatPatchInt3;
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| 311 | STAMCOUNTER StatPatchIF0;
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| 312 | STAMCOUNTER StatPatchEmulate;
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| 313 | STAMCOUNTER StatPageOutOfSync;
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| 314 | STAMCOUNTER StatHwAccExecuteEntry;
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| 315 |
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| 316 | /** More statistics (HC). */
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| 317 | HCPTRTYPE(PEMSTATS) pStatsHC;
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| 318 | /** More statistics (GC). */
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| 319 | GCPTRTYPE(PEMSTATS) pStatsGC;
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| 320 | #if HC_ARCH_BITS != GC_ARCH_BITS && GC_ARCH_BITS == 32
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| 321 | RTGCPTR padding0;
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| 322 | #endif
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| 323 |
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| 324 | /** Tree for keeping track of cli occurances (debug only). */
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| 325 | HCPTRTYPE(PAVLPVNODECORE) pCliStatTree;
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| 326 | STAMCOUNTER StatTotalClis;
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| 327 | #if 0
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| 328 | /** 64-bit Visual C++ rounds the struct size up to 16 byte. */
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| 329 | uint64_t padding1;
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| 330 | #endif
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| 331 |
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| 332 | } EM;
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| 333 | /** Pointer to EM VM instance data. */
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| 334 | typedef EM *PEM;
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| 335 |
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| 336 |
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| 337 |
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| 338 | /** @} */
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| 339 |
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| 340 | __END_DECLS
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| 341 |
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| 342 | #endif
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| 343 |
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