| 1 | /** @file
|
|---|
| 2 | * EM - Execution Monitor.
|
|---|
| 3 | */
|
|---|
| 4 |
|
|---|
| 5 | /*
|
|---|
| 6 | * Copyright (C) 2006-2019 Oracle Corporation
|
|---|
| 7 | *
|
|---|
| 8 | * This file is part of VirtualBox Open Source Edition (OSE), as
|
|---|
| 9 | * available from http://www.virtualbox.org. This file is free software;
|
|---|
| 10 | * you can redistribute it and/or modify it under the terms of the GNU
|
|---|
| 11 | * General Public License (GPL) as published by the Free Software
|
|---|
| 12 | * Foundation, in version 2 as it comes in the "COPYING" file of the
|
|---|
| 13 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
|
|---|
| 14 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
|
|---|
| 15 | *
|
|---|
| 16 | * The contents of this file may alternatively be used under the terms
|
|---|
| 17 | * of the Common Development and Distribution License Version 1.0
|
|---|
| 18 | * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
|
|---|
| 19 | * VirtualBox OSE distribution, in which case the provisions of the
|
|---|
| 20 | * CDDL are applicable instead of those of the GPL.
|
|---|
| 21 | *
|
|---|
| 22 | * You may elect to license modified versions of this file under the
|
|---|
| 23 | * terms and conditions of either the GPL or the CDDL or both.
|
|---|
| 24 | */
|
|---|
| 25 |
|
|---|
| 26 | #ifndef VBOX_INCLUDED_vmm_em_h
|
|---|
| 27 | #define VBOX_INCLUDED_vmm_em_h
|
|---|
| 28 | #ifndef RT_WITHOUT_PRAGMA_ONCE
|
|---|
| 29 | # pragma once
|
|---|
| 30 | #endif
|
|---|
| 31 |
|
|---|
| 32 | #include <VBox/types.h>
|
|---|
| 33 | #include <VBox/vmm/trpm.h>
|
|---|
| 34 | #include <VBox/vmm/vmapi.h>
|
|---|
| 35 |
|
|---|
| 36 |
|
|---|
| 37 | RT_C_DECLS_BEGIN
|
|---|
| 38 |
|
|---|
| 39 | /** @defgroup grp_em The Execution Monitor / Manager API
|
|---|
| 40 | * @ingroup grp_vmm
|
|---|
| 41 | * @{
|
|---|
| 42 | */
|
|---|
| 43 |
|
|---|
| 44 | /** Enable to allow V86 code to run in raw mode. */
|
|---|
| 45 | #define VBOX_RAW_V86
|
|---|
| 46 |
|
|---|
| 47 | /**
|
|---|
| 48 | * The Execution Manager State.
|
|---|
| 49 | *
|
|---|
| 50 | * @remarks This is used in the saved state!
|
|---|
| 51 | */
|
|---|
| 52 | typedef enum EMSTATE
|
|---|
| 53 | {
|
|---|
| 54 | /** Not yet started. */
|
|---|
| 55 | EMSTATE_NONE = 1,
|
|---|
| 56 | /** Raw-mode execution. */
|
|---|
| 57 | EMSTATE_RAW,
|
|---|
| 58 | /** Hardware accelerated raw-mode execution. */
|
|---|
| 59 | EMSTATE_HM,
|
|---|
| 60 | /** Executing in IEM. */
|
|---|
| 61 | EMSTATE_IEM,
|
|---|
| 62 | /** Recompiled mode execution. */
|
|---|
| 63 | EMSTATE_REM,
|
|---|
| 64 | /** Execution is halted. (waiting for interrupt) */
|
|---|
| 65 | EMSTATE_HALTED,
|
|---|
| 66 | /** Application processor execution is halted. (waiting for startup IPI (SIPI)) */
|
|---|
| 67 | EMSTATE_WAIT_SIPI,
|
|---|
| 68 | /** Execution is suspended. */
|
|---|
| 69 | EMSTATE_SUSPENDED,
|
|---|
| 70 | /** The VM is terminating. */
|
|---|
| 71 | EMSTATE_TERMINATING,
|
|---|
| 72 | /** Guest debug event from raw-mode is being processed. */
|
|---|
| 73 | EMSTATE_DEBUG_GUEST_RAW,
|
|---|
| 74 | /** Guest debug event from hardware accelerated mode is being processed. */
|
|---|
| 75 | EMSTATE_DEBUG_GUEST_HM,
|
|---|
| 76 | /** Guest debug event from interpreted execution mode is being processed. */
|
|---|
| 77 | EMSTATE_DEBUG_GUEST_IEM,
|
|---|
| 78 | /** Guest debug event from recompiled-mode is being processed. */
|
|---|
| 79 | EMSTATE_DEBUG_GUEST_REM,
|
|---|
| 80 | /** Hypervisor debug event being processed. */
|
|---|
| 81 | EMSTATE_DEBUG_HYPER,
|
|---|
| 82 | /** The VM has encountered a fatal error. (And everyone is panicing....) */
|
|---|
| 83 | EMSTATE_GURU_MEDITATION,
|
|---|
| 84 | /** Executing in IEM, falling back on REM if we cannot switch back to HM or
|
|---|
| 85 | * RAW after a short while. */
|
|---|
| 86 | EMSTATE_IEM_THEN_REM,
|
|---|
| 87 | /** Executing in native (API) execution monitor. */
|
|---|
| 88 | EMSTATE_NEM,
|
|---|
| 89 | /** Guest debug event from NEM mode is being processed. */
|
|---|
| 90 | EMSTATE_DEBUG_GUEST_NEM,
|
|---|
| 91 | /** Just a hack to ensure that we get a 32-bit integer. */
|
|---|
| 92 | EMSTATE_MAKE_32BIT_HACK = 0x7fffffff
|
|---|
| 93 | } EMSTATE;
|
|---|
| 94 |
|
|---|
| 95 |
|
|---|
| 96 | /**
|
|---|
| 97 | * EMInterpretInstructionCPU execution modes.
|
|---|
| 98 | */
|
|---|
| 99 | typedef enum
|
|---|
| 100 | {
|
|---|
| 101 | /** Only supervisor code (CPL=0). */
|
|---|
| 102 | EMCODETYPE_SUPERVISOR,
|
|---|
| 103 | /** User-level code only. */
|
|---|
| 104 | EMCODETYPE_USER,
|
|---|
| 105 | /** Supervisor and user-level code (use with great care!). */
|
|---|
| 106 | EMCODETYPE_ALL,
|
|---|
| 107 | /** Just a hack to ensure that we get a 32-bit integer. */
|
|---|
| 108 | EMCODETYPE_32BIT_HACK = 0x7fffffff
|
|---|
| 109 | } EMCODETYPE;
|
|---|
| 110 |
|
|---|
| 111 | VMM_INT_DECL(EMSTATE) EMGetState(PVMCPU pVCpu);
|
|---|
| 112 | VMM_INT_DECL(void) EMSetState(PVMCPU pVCpu, EMSTATE enmNewState);
|
|---|
| 113 |
|
|---|
| 114 | /** @name Callback handlers for instruction emulation functions.
|
|---|
| 115 | * These are placed here because IOM wants to use them as well.
|
|---|
| 116 | * @{
|
|---|
| 117 | */
|
|---|
| 118 | typedef DECLCALLBACK(uint32_t) FNEMULATEPARAM2UINT32(void *pvParam1, uint64_t val2);
|
|---|
| 119 | typedef FNEMULATEPARAM2UINT32 *PFNEMULATEPARAM2UINT32;
|
|---|
| 120 | typedef DECLCALLBACK(uint32_t) FNEMULATEPARAM2(void *pvParam1, size_t val2);
|
|---|
| 121 | typedef FNEMULATEPARAM2 *PFNEMULATEPARAM2;
|
|---|
| 122 | typedef DECLCALLBACK(uint32_t) FNEMULATEPARAM3(void *pvParam1, uint64_t val2, size_t val3);
|
|---|
| 123 | typedef FNEMULATEPARAM3 *PFNEMULATEPARAM3;
|
|---|
| 124 | typedef DECLCALLBACK(int) FNEMULATELOCKPARAM2(void *pvParam1, uint64_t val2, RTGCUINTREG32 *pf);
|
|---|
| 125 | typedef FNEMULATELOCKPARAM2 *PFNEMULATELOCKPARAM2;
|
|---|
| 126 | typedef DECLCALLBACK(int) FNEMULATELOCKPARAM3(void *pvParam1, uint64_t val2, size_t cb, RTGCUINTREG32 *pf);
|
|---|
| 127 | typedef FNEMULATELOCKPARAM3 *PFNEMULATELOCKPARAM3;
|
|---|
| 128 | /** @} */
|
|---|
| 129 |
|
|---|
| 130 | VMMDECL(void) EMSetInhibitInterruptsPC(PVMCPU pVCpu, RTGCUINTPTR PC);
|
|---|
| 131 | VMMDECL(RTGCUINTPTR) EMGetInhibitInterruptsPC(PVMCPU pVCpu);
|
|---|
| 132 | VMMDECL(bool) EMIsInhibitInterruptsActive(PVMCPU pVCpu);
|
|---|
| 133 | VMMDECL(void) EMSetHypercallInstructionsEnabled(PVMCPU pVCpu, bool fEnabled);
|
|---|
| 134 | VMMDECL(bool) EMAreHypercallInstructionsEnabled(PVMCPU pVCpu);
|
|---|
| 135 | VMM_INT_DECL(bool) EMShouldContinueAfterHalt(PVMCPU pVCpu, PCPUMCTX pCtx);
|
|---|
| 136 | VMM_INT_DECL(bool) EMMonitorWaitShouldContinue(PVMCPU pVCpu, PCPUMCTX pCtx);
|
|---|
| 137 | VMM_INT_DECL(int) EMMonitorWaitPrepare(PVMCPU pVCpu, uint64_t rax, uint64_t rcx, uint64_t rdx, RTGCPHYS GCPhys);
|
|---|
| 138 | VMM_INT_DECL(void) EMMonitorWaitClear(PVMCPU pVCpu);
|
|---|
| 139 | VMM_INT_DECL(bool) EMMonitorIsArmed(PVMCPU pVCpu);
|
|---|
| 140 | VMM_INT_DECL(unsigned) EMMonitorWaitIsActive(PVMCPU pVCpu);
|
|---|
| 141 | VMM_INT_DECL(int) EMMonitorWaitPerform(PVMCPU pVCpu, uint64_t rax, uint64_t rcx);
|
|---|
| 142 | VMM_INT_DECL(int) EMUnhaltAndWakeUp(PVM pVM, PVMCPU pVCpuDst);
|
|---|
| 143 | VMMRZ_INT_DECL(VBOXSTRICTRC) EMRZSetPendingIoPortWrite(PVMCPU pVCpu, RTIOPORT uPort, uint8_t cbInstr, uint8_t cbValue, uint32_t uValue);
|
|---|
| 144 | VMMRZ_INT_DECL(VBOXSTRICTRC) EMRZSetPendingIoPortRead(PVMCPU pVCpu, RTIOPORT uPort, uint8_t cbInstr, uint8_t cbValue);
|
|---|
| 145 |
|
|---|
| 146 | /**
|
|---|
| 147 | * Common defined exit types that EM knows what to do about.
|
|---|
| 148 | *
|
|---|
| 149 | * These should be used instead of the VT-x, SVM or NEM specific ones for exits
|
|---|
| 150 | * worth optimizing.
|
|---|
| 151 | */
|
|---|
| 152 | typedef enum EMEXITTYPE
|
|---|
| 153 | {
|
|---|
| 154 | EMEXITTYPE_INVALID = 0,
|
|---|
| 155 | EMEXITTYPE_IO_PORT_READ,
|
|---|
| 156 | EMEXITTYPE_IO_PORT_WRITE,
|
|---|
| 157 | EMEXITTYPE_IO_PORT_STR_READ,
|
|---|
| 158 | EMEXITTYPE_IO_PORT_STR_WRITE,
|
|---|
| 159 | EMEXITTYPE_MMIO,
|
|---|
| 160 | EMEXITTYPE_MMIO_READ,
|
|---|
| 161 | EMEXITTYPE_MMIO_WRITE,
|
|---|
| 162 | EMEXITTYPE_MSR_READ,
|
|---|
| 163 | EMEXITTYPE_MSR_WRITE,
|
|---|
| 164 | EMEXITTYPE_CPUID,
|
|---|
| 165 | EMEXITTYPE_RDTSC,
|
|---|
| 166 | EMEXITTYPE_MOV_CRX,
|
|---|
| 167 | EMEXITTYPE_MOV_DRX,
|
|---|
| 168 |
|
|---|
| 169 | /** @name Raw-mode only (for now), keep at end.
|
|---|
| 170 | * @{ */
|
|---|
| 171 | EMEXITTYPE_INVLPG,
|
|---|
| 172 | EMEXITTYPE_LLDT,
|
|---|
| 173 | EMEXITTYPE_RDPMC,
|
|---|
| 174 | EMEXITTYPE_CLTS,
|
|---|
| 175 | EMEXITTYPE_STI,
|
|---|
| 176 | EMEXITTYPE_INT,
|
|---|
| 177 | EMEXITTYPE_SYSCALL,
|
|---|
| 178 | EMEXITTYPE_SYSENTER,
|
|---|
| 179 | EMEXITTYPE_HLT
|
|---|
| 180 | /** @} */
|
|---|
| 181 | } EMEXITTYPE;
|
|---|
| 182 | AssertCompileSize(EMEXITTYPE, 4);
|
|---|
| 183 |
|
|---|
| 184 | /** @name EMEXIT_F_XXX - EM exit flags.
|
|---|
| 185 | *
|
|---|
| 186 | * The flags the exit type are combined to a 32-bit number using the
|
|---|
| 187 | * EMEXIT_MAKE_FT() macro.
|
|---|
| 188 | *
|
|---|
| 189 | * @{ */
|
|---|
| 190 | #define EMEXIT_F_TYPE_MASK UINT32_C(0x00000fff) /**< The exit type mask. */
|
|---|
| 191 | #define EMEXIT_F_KIND_EM UINT32_C(0x00000000) /**< EMEXITTYPE */
|
|---|
| 192 | #define EMEXIT_F_KIND_VMX UINT32_C(0x00001000) /**< VT-x exit codes. */
|
|---|
| 193 | #define EMEXIT_F_KIND_SVM UINT32_C(0x00002000) /**< SVM exit codes. */
|
|---|
| 194 | #define EMEXIT_F_KIND_NEM UINT32_C(0x00003000) /**< NEMEXITTYPE */
|
|---|
| 195 | #define EMEXIT_F_KIND_XCPT UINT32_C(0x00004000) /**< Exception numbers (raw-mode). */
|
|---|
| 196 | #define EMEXIT_F_KIND_MASK UINT32_C(0x00007000)
|
|---|
| 197 | #define EMEXIT_F_CS_EIP UINT32_C(0x00010000) /**< The PC is EIP in the low dword and CS in the high. */
|
|---|
| 198 | #define EMEXIT_F_UNFLATTENED_PC UINT32_C(0x00020000) /**< The PC hasn't had CS.BASE added to it. */
|
|---|
| 199 | /** HM is calling (from ring-0). Preemption is currently disabled or we're using preemption hooks. */
|
|---|
| 200 | #define EMEXIT_F_HM UINT32_C(0x00040000)
|
|---|
| 201 | /** Combines flags and exit type into EMHistoryAddExit() input. */
|
|---|
| 202 | #define EMEXIT_MAKE_FT(a_fFlags, a_uType) ((a_fFlags) | (uint32_t)(a_uType))
|
|---|
| 203 | /** @} */
|
|---|
| 204 |
|
|---|
| 205 | typedef enum EMEXITACTION
|
|---|
| 206 | {
|
|---|
| 207 | /** The record is free. */
|
|---|
| 208 | EMEXITACTION_FREE_RECORD = 0,
|
|---|
| 209 | /** Take normal action on the exit. */
|
|---|
| 210 | EMEXITACTION_NORMAL,
|
|---|
| 211 | /** Take normal action on the exit, already probed and found nothing. */
|
|---|
| 212 | EMEXITACTION_NORMAL_PROBED,
|
|---|
| 213 | /** Do a probe execution. */
|
|---|
| 214 | EMEXITACTION_EXEC_PROBE,
|
|---|
| 215 | /** Execute using EMEXITREC::cMaxInstructionsWithoutExit. */
|
|---|
| 216 | EMEXITACTION_EXEC_WITH_MAX
|
|---|
| 217 | } EMEXITACTION;
|
|---|
| 218 | AssertCompileSize(EMEXITACTION, 4);
|
|---|
| 219 |
|
|---|
| 220 | /**
|
|---|
| 221 | * Accumulative exit record.
|
|---|
| 222 | *
|
|---|
| 223 | * This could perhaps be squeezed down a bit, but there isn't too much point.
|
|---|
| 224 | * We'll probably need more data as time goes by.
|
|---|
| 225 | */
|
|---|
| 226 | typedef struct EMEXITREC
|
|---|
| 227 | {
|
|---|
| 228 | /** The flat PC of the exit. */
|
|---|
| 229 | uint64_t uFlatPC;
|
|---|
| 230 | /** Flags and type, see EMEXIT_MAKE_FT. */
|
|---|
| 231 | uint32_t uFlagsAndType;
|
|---|
| 232 | /** The action to take (EMEXITACTION). */
|
|---|
| 233 | uint8_t enmAction;
|
|---|
| 234 | uint8_t bUnused;
|
|---|
| 235 | /** Maximum number of instructions to execute without hitting an exit. */
|
|---|
| 236 | uint16_t cMaxInstructionsWithoutExit;
|
|---|
| 237 | /** The exit number (EMCPU::iNextExit) at which it was last updated. */
|
|---|
| 238 | uint64_t uLastExitNo;
|
|---|
| 239 | /** Number of hits. */
|
|---|
| 240 | uint64_t cHits;
|
|---|
| 241 | } EMEXITREC;
|
|---|
| 242 | AssertCompileSize(EMEXITREC, 32);
|
|---|
| 243 | /** Pointer to an accumulative exit record. */
|
|---|
| 244 | typedef EMEXITREC *PEMEXITREC;
|
|---|
| 245 | /** Pointer to a const accumulative exit record. */
|
|---|
| 246 | typedef EMEXITREC const *PCEMEXITREC;
|
|---|
| 247 |
|
|---|
| 248 | VMM_INT_DECL(PCEMEXITREC) EMHistoryAddExit(PVMCPU pVCpu, uint32_t uFlagsAndType, uint64_t uFlatPC, uint64_t uTimestamp);
|
|---|
| 249 | #ifdef IN_RC
|
|---|
| 250 | VMMRC_INT_DECL(void) EMRCHistoryAddExitCsEip(PVMCPU pVCpu, uint32_t uFlagsAndType, uint16_t uCs, uint32_t uEip,
|
|---|
| 251 | uint64_t uTimestamp);
|
|---|
| 252 | #endif
|
|---|
| 253 | #ifdef IN_RING0
|
|---|
| 254 | VMMR0_INT_DECL(void) EMR0HistoryUpdatePC(PVMCPU pVCpu, uint64_t uFlatPC, bool fFlattened);
|
|---|
| 255 | #endif
|
|---|
| 256 | VMM_INT_DECL(PCEMEXITREC) EMHistoryUpdateFlagsAndType(PVMCPU pVCpu, uint32_t uFlagsAndType);
|
|---|
| 257 | VMM_INT_DECL(PCEMEXITREC) EMHistoryUpdateFlagsAndTypeAndPC(PVMCPU pVCpu, uint32_t uFlagsAndType, uint64_t uFlatPC);
|
|---|
| 258 | VMM_INT_DECL(VBOXSTRICTRC) EMHistoryExec(PVMCPU pVCpu, PCEMEXITREC pExitRec, uint32_t fWillExit);
|
|---|
| 259 |
|
|---|
| 260 |
|
|---|
| 261 | /** @name Deprecated interpretation related APIs (use IEM).
|
|---|
| 262 | * @{ */
|
|---|
| 263 | VMM_INT_DECL(int) EMInterpretDisasCurrent(PVM pVM, PVMCPU pVCpu, PDISCPUSTATE pCpu, unsigned *pcbInstr);
|
|---|
| 264 | VMM_INT_DECL(int) EMInterpretDisasOneEx(PVM pVM, PVMCPU pVCpu, RTGCUINTPTR GCPtrInstr, PCCPUMCTXCORE pCtxCore,
|
|---|
| 265 | PDISCPUSTATE pDISState, unsigned *pcbInstr);
|
|---|
| 266 | VMM_INT_DECL(VBOXSTRICTRC) EMInterpretInstruction(PVMCPU pVCpu, PCPUMCTXCORE pCoreCtx, RTGCPTR pvFault);
|
|---|
| 267 | VMM_INT_DECL(VBOXSTRICTRC) EMInterpretInstructionEx(PVMCPU pVCpu, PCPUMCTXCORE pRegFrame, RTGCPTR pvFault, uint32_t *pcbWritten);
|
|---|
| 268 | VMM_INT_DECL(VBOXSTRICTRC) EMInterpretInstructionDisasState(PVMCPU pVCpu, PDISCPUSTATE pDis, PCPUMCTXCORE pCoreCtx,
|
|---|
| 269 | RTGCPTR pvFault, EMCODETYPE enmCodeType);
|
|---|
| 270 | #ifdef IN_RC
|
|---|
| 271 | VMM_INT_DECL(int) EMInterpretIretV86ForPatm(PVM pVM, PVMCPU pVCpu, PCPUMCTXCORE pRegFrame);
|
|---|
| 272 | #endif
|
|---|
| 273 | VMM_INT_DECL(int) EMInterpretRdpmc(PVM pVM, PVMCPU pVCpu, PCPUMCTXCORE pRegFrame);
|
|---|
| 274 | VMM_INT_DECL(int) EMInterpretDRxWrite(PVM pVM, PVMCPU pVCpu, PCPUMCTXCORE pRegFrame, uint32_t DestRegDrx, uint32_t SrcRegGen);
|
|---|
| 275 | VMM_INT_DECL(int) EMInterpretDRxRead(PVM pVM, PVMCPU pVCpu, PCPUMCTXCORE pRegFrame, uint32_t DestRegGen, uint32_t SrcRegDrx);
|
|---|
| 276 | /** @} */
|
|---|
| 277 |
|
|---|
| 278 |
|
|---|
| 279 | /** @name REM locking routines
|
|---|
| 280 | * @{ */
|
|---|
| 281 | VMMDECL(void) EMRemUnlock(PVM pVM);
|
|---|
| 282 | VMMDECL(void) EMRemLock(PVM pVM);
|
|---|
| 283 | VMMDECL(bool) EMRemIsLockOwner(PVM pVM);
|
|---|
| 284 | VMM_INT_DECL(int) EMRemTryLock(PVM pVM);
|
|---|
| 285 | /** @} */
|
|---|
| 286 |
|
|---|
| 287 |
|
|---|
| 288 | /** @name EM_ONE_INS_FLAGS_XXX - flags for EMR3HmSingleInstruction (et al).
|
|---|
| 289 | * @{ */
|
|---|
| 290 | /** Return when CS:RIP changes or some other important event happens.
|
|---|
| 291 | * This means running whole REP and LOOP $ sequences for instance. */
|
|---|
| 292 | #define EM_ONE_INS_FLAGS_RIP_CHANGE RT_BIT_32(0)
|
|---|
| 293 | /** Mask of valid flags. */
|
|---|
| 294 | #define EM_ONE_INS_FLAGS_MASK UINT32_C(0x00000001)
|
|---|
| 295 | /** @} */
|
|---|
| 296 |
|
|---|
| 297 |
|
|---|
| 298 | #ifdef IN_RING0
|
|---|
| 299 | /** @defgroup grp_em_r0 The EM Host Context Ring-0 API
|
|---|
| 300 | * @{ */
|
|---|
| 301 | # ifdef VBOX_BUGREF_9217
|
|---|
| 302 | VMMR0_INT_DECL(int) EMR0InitVM(PGVM pGVM);
|
|---|
| 303 | # else
|
|---|
| 304 | VMMR0_INT_DECL(int) EMR0InitVM(PGVM pGVM, PVM pVM);
|
|---|
| 305 | # endif
|
|---|
| 306 | /** @} */
|
|---|
| 307 | #endif
|
|---|
| 308 |
|
|---|
| 309 |
|
|---|
| 310 | #ifdef IN_RING3
|
|---|
| 311 | /** @defgroup grp_em_r3 The EM Host Context Ring-3 API
|
|---|
| 312 | * @{
|
|---|
| 313 | */
|
|---|
| 314 |
|
|---|
| 315 | /**
|
|---|
| 316 | * Command argument for EMR3RawSetMode().
|
|---|
| 317 | *
|
|---|
| 318 | * It's possible to extend this interface to change several
|
|---|
| 319 | * execution modes at once should the need arise.
|
|---|
| 320 | */
|
|---|
| 321 | typedef enum EMEXECPOLICY
|
|---|
| 322 | {
|
|---|
| 323 | /** The customary invalid zero entry. */
|
|---|
| 324 | EMEXECPOLICY_INVALID = 0,
|
|---|
| 325 | /** Whether to recompile ring-0 code or execute it in raw/hm. */
|
|---|
| 326 | EMEXECPOLICY_RECOMPILE_RING0,
|
|---|
| 327 | /** Whether to recompile ring-3 code or execute it in raw/hm. */
|
|---|
| 328 | EMEXECPOLICY_RECOMPILE_RING3,
|
|---|
| 329 | /** Whether to only use IEM for execution. */
|
|---|
| 330 | EMEXECPOLICY_IEM_ALL,
|
|---|
| 331 | /** End of valid value (not included). */
|
|---|
| 332 | EMEXECPOLICY_END,
|
|---|
| 333 | /** The customary 32-bit type blowup. */
|
|---|
| 334 | EMEXECPOLICY_32BIT_HACK = 0x7fffffff
|
|---|
| 335 | } EMEXECPOLICY;
|
|---|
| 336 | VMMR3DECL(int) EMR3SetExecutionPolicy(PUVM pUVM, EMEXECPOLICY enmPolicy, bool fEnforce);
|
|---|
| 337 | VMMR3DECL(int) EMR3QueryExecutionPolicy(PUVM pUVM, EMEXECPOLICY enmPolicy, bool *pfEnforced);
|
|---|
| 338 | VMMR3DECL(int) EMR3QueryMainExecutionEngine(PUVM pUVM, uint8_t *pbMainExecutionEngine);
|
|---|
| 339 |
|
|---|
| 340 | VMMR3_INT_DECL(int) EMR3Init(PVM pVM);
|
|---|
| 341 | VMMR3_INT_DECL(int) EMR3InitCompleted(PVM pVM, VMINITCOMPLETED enmWhat);
|
|---|
| 342 | VMMR3_INT_DECL(void) EMR3Relocate(PVM pVM);
|
|---|
| 343 | VMMR3_INT_DECL(void) EMR3ResetCpu(PVMCPU pVCpu);
|
|---|
| 344 | VMMR3_INT_DECL(void) EMR3Reset(PVM pVM);
|
|---|
| 345 | VMMR3_INT_DECL(int) EMR3Term(PVM pVM);
|
|---|
| 346 | VMMR3DECL(DECLNORETURN(void)) EMR3FatalError(PVMCPU pVCpu, int rc);
|
|---|
| 347 | VMMR3_INT_DECL(int) EMR3ExecuteVM(PVM pVM, PVMCPU pVCpu);
|
|---|
| 348 | VMMR3_INT_DECL(int) EMR3CheckRawForcedActions(PVM pVM, PVMCPU pVCpu);
|
|---|
| 349 | VMMR3_INT_DECL(int) EMR3NotifyResume(PVM pVM);
|
|---|
| 350 | VMMR3_INT_DECL(int) EMR3NotifySuspend(PVM pVM);
|
|---|
| 351 | VMMR3_INT_DECL(VBOXSTRICTRC) EMR3HmSingleInstruction(PVM pVM, PVMCPU pVCpu, uint32_t fFlags);
|
|---|
| 352 |
|
|---|
| 353 | /** @} */
|
|---|
| 354 | #endif /* IN_RING3 */
|
|---|
| 355 |
|
|---|
| 356 | /** @} */
|
|---|
| 357 |
|
|---|
| 358 | RT_C_DECLS_END
|
|---|
| 359 |
|
|---|
| 360 | #endif /* !VBOX_INCLUDED_vmm_em_h */
|
|---|
| 361 |
|
|---|
