| 1 | /** @file
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| 2 | * DBGF - Debugger Facility. (VMM)
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| 3 | */
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| 4 |
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| 5 | /*
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| 6 | * Copyright (C) 2006-2007 Sun Microsystems, Inc.
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| 7 | *
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| 8 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 9 | * available from http://www.virtualbox.org. This file is free software;
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| 10 | * you can redistribute it and/or modify it under the terms of the GNU
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| 11 | * General Public License (GPL) as published by the Free Software
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| 12 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 13 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 14 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 15 | *
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| 16 | * The contents of this file may alternatively be used under the terms
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| 17 | * of the Common Development and Distribution License Version 1.0
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| 18 | * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
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| 19 | * VirtualBox OSE distribution, in which case the provisions of the
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| 20 | * CDDL are applicable instead of those of the GPL.
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| 21 | *
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| 22 | * You may elect to license modified versions of this file under the
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| 23 | * terms and conditions of either the GPL or the CDDL or both.
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| 24 | *
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| 25 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
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| 26 | * Clara, CA 95054 USA or visit http://www.sun.com if you need
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| 27 | * additional information or have any questions.
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| 28 | */
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| 29 |
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| 30 | #ifndef ___VBox_dbgf_h
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| 31 | #define ___VBox_dbgf_h
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| 32 |
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| 33 | #include <VBox/cdefs.h>
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| 34 | #include <VBox/types.h>
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| 35 | #include <VBox/vmm.h>
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| 36 | #include <VBox/log.h> /* LOG_ENABLED */
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| 37 | #include <VBox/dbgfsel.h>
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| 38 |
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| 39 | #include <iprt/stdarg.h>
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| 40 | #include <iprt/dbg.h>
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| 41 |
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| 42 | RT_C_DECLS_BEGIN
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| 43 |
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| 44 |
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| 45 | /** @defgroup grp_dbgf The Debugger Facility API
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| 46 | * @{
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| 47 | */
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| 48 |
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| 49 | #if defined(IN_RC)|| defined(IN_RING0)
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| 50 | /** @addgroup grp_dbgf_rz The RZ DBGF API
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| 51 | * @ingroup grp_dbgf
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| 52 | * @{
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| 53 | */
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| 54 | VMMRZDECL(int) DBGFRZTrap01Handler(PVM pVM, PVMCPU pVCpu, PCPUMCTXCORE pRegFrame, RTGCUINTREG uDr6);
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| 55 | VMMRZDECL(int) DBGFRZTrap03Handler(PVM pVM, PVMCPU pVCpu, PCPUMCTXCORE pRegFrame);
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| 56 | /** @} */
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| 57 | #endif
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| 58 |
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| 59 |
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| 60 |
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| 61 | /**
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| 62 | * Mixed address.
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| 63 | */
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| 64 | typedef struct DBGFADDRESS
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| 65 | {
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| 66 | /** The flat address. */
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| 67 | RTGCUINTPTR FlatPtr;
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| 68 | /** The selector offset address. */
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| 69 | RTGCUINTPTR off;
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| 70 | /** The selector. DBGF_SEL_FLAT is a legal value. */
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| 71 | RTSEL Sel;
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| 72 | /** Flags describing further details about the address. */
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| 73 | uint16_t fFlags;
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| 74 | } DBGFADDRESS;
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| 75 | /** Pointer to a mixed address. */
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| 76 | typedef DBGFADDRESS *PDBGFADDRESS;
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| 77 | /** Pointer to a const mixed address. */
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| 78 | typedef const DBGFADDRESS *PCDBGFADDRESS;
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| 79 |
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| 80 | /** @name DBGFADDRESS Flags.
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| 81 | * @{ */
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| 82 | /** A 16:16 far address. */
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| 83 | #define DBGFADDRESS_FLAGS_FAR16 0
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| 84 | /** A 16:32 far address. */
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| 85 | #define DBGFADDRESS_FLAGS_FAR32 1
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| 86 | /** A 16:64 far address. */
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| 87 | #define DBGFADDRESS_FLAGS_FAR64 2
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| 88 | /** A flat address. */
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| 89 | #define DBGFADDRESS_FLAGS_FLAT 3
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| 90 | /** A physical address. */
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| 91 | #define DBGFADDRESS_FLAGS_PHYS 4
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| 92 | /** A physical address. */
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| 93 | #define DBGFADDRESS_FLAGS_RING0 5
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| 94 | /** The address type mask. */
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| 95 | #define DBGFADDRESS_FLAGS_TYPE_MASK 7
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| 96 |
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| 97 | /** Set if the address is valid. */
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| 98 | #define DBGFADDRESS_FLAGS_VALID RT_BIT(3)
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| 99 |
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| 100 | /** The address is within the hypervisor memoary area (HMA).
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| 101 | * If not set, the address can be assumed to be a guest address. */
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| 102 | #define DBGFADDRESS_FLAGS_HMA RT_BIT(4)
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| 103 |
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| 104 | /** Checks if the mixed address is flat or not. */
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| 105 | #define DBGFADDRESS_IS_FLAT(pAddress) ( ((pAddress)->fFlags & DBGFADDRESS_FLAGS_TYPE_MASK) == DBGFADDRESS_FLAGS_FLAT )
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| 106 | /** Checks if the mixed address is flat or not. */
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| 107 | #define DBGFADDRESS_IS_PHYS(pAddress) ( ((pAddress)->fFlags & DBGFADDRESS_FLAGS_TYPE_MASK) == DBGFADDRESS_FLAGS_PHYS )
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| 108 | /** Checks if the mixed address is far 16:16 or not. */
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| 109 | #define DBGFADDRESS_IS_FAR16(pAddress) ( ((pAddress)->fFlags & DBGFADDRESS_FLAGS_TYPE_MASK) == DBGFADDRESS_FLAGS_FAR16 )
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| 110 | /** Checks if the mixed address is far 16:32 or not. */
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| 111 | #define DBGFADDRESS_IS_FAR32(pAddress) ( ((pAddress)->fFlags & DBGFADDRESS_FLAGS_TYPE_MASK) == DBGFADDRESS_FLAGS_FAR32 )
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| 112 | /** Checks if the mixed address is far 16:64 or not. */
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| 113 | #define DBGFADDRESS_IS_FAR64(pAddress) ( ((pAddress)->fFlags & DBGFADDRESS_FLAGS_TYPE_MASK) == DBGFADDRESS_FLAGS_FAR64 )
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| 114 | /** Checks if the mixed address is valid. */
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| 115 | #define DBGFADDRESS_IS_VALID(pAddress) ( !!((pAddress)->fFlags & DBGFADDRESS_FLAGS_VALID) )
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| 116 | /** Checks if the address is flagged as within the HMA. */
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| 117 | #define DBGFADDRESS_IS_HMA(pAddress) ( !!((pAddress)->fFlags & DBGFADDRESS_FLAGS_HMA) )
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| 118 | /** @} */
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| 119 |
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| 120 | VMMR3DECL(int) DBGFR3AddrFromSelOff(PVM pVM, VMCPUID idCpu, PDBGFADDRESS pAddress, RTSEL Sel, RTUINTPTR off);
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| 121 | VMMR3DECL(PDBGFADDRESS) DBGFR3AddrFromFlat(PVM pVM, PDBGFADDRESS pAddress, RTGCUINTPTR FlatPtr);
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| 122 | VMMR3DECL(PDBGFADDRESS) DBGFR3AddrFromPhys(PVM pVM, PDBGFADDRESS pAddress, RTGCPHYS PhysAddr);
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| 123 | VMMR3DECL(bool) DBGFR3AddrIsValid(PVM pVM, PCDBGFADDRESS pAddress);
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| 124 | VMMR3DECL(int) DBGFR3AddrToPhys(PVM pVM, VMCPUID idCpu, PDBGFADDRESS pAddress, PRTGCPHYS pGCPhys);
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| 125 | VMMR3DECL(int) DBGFR3AddrToHostPhys(PVM pVM, VMCPUID idCpu, PDBGFADDRESS pAddress, PRTHCPHYS pHCPhys);
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| 126 | VMMR3DECL(int) DBGFR3AddrToVolatileR3Ptr(PVM pVM, VMCPUID idCpu, PDBGFADDRESS pAddress, bool fReadOnly, void **ppvR3Ptr);
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| 127 | VMMR3DECL(PDBGFADDRESS) DBGFR3AddrAdd(PDBGFADDRESS pAddress, RTGCUINTPTR uAddend);
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| 128 | VMMR3DECL(PDBGFADDRESS) DBGFR3AddrSub(PDBGFADDRESS pAddress, RTGCUINTPTR uSubtrahend);
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| 129 |
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| 130 |
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| 131 |
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| 132 |
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| 133 | /**
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| 134 | * VMM Debug Event Type.
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| 135 | */
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| 136 | typedef enum DBGFEVENTTYPE
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| 137 | {
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| 138 | /** Halt completed.
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| 139 | * This notifies that a halt command have been successfully completed.
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| 140 | */
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| 141 | DBGFEVENT_HALT_DONE = 0,
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| 142 | /** Detach completed.
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| 143 | * This notifies that the detach command have been successfully completed.
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| 144 | */
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| 145 | DBGFEVENT_DETACH_DONE,
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| 146 | /** The command from the debugger is not recognized.
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| 147 | * This means internal error or half implemented features.
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| 148 | */
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| 149 | DBGFEVENT_INVALID_COMMAND,
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| 150 |
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| 151 |
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| 152 | /** Fatal error.
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| 153 | * This notifies a fatal error in the VMM and that the debugger get's a
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| 154 | * chance to first hand information about the the problem.
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| 155 | */
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| 156 | DBGFEVENT_FATAL_ERROR = 100,
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| 157 | /** Breakpoint Hit.
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| 158 | * This notifies that a breakpoint installed by the debugger was hit. The
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| 159 | * identifier of the breakpoint can be found in the DBGFEVENT::u::Bp::iBp member.
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| 160 | */
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| 161 | DBGFEVENT_BREAKPOINT,
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| 162 | /** Breakpoint Hit in the Hypervisor.
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| 163 | * This notifies that a breakpoint installed by the debugger was hit. The
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| 164 | * identifier of the breakpoint can be found in the DBGFEVENT::u::Bp::iBp member.
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| 165 | */
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| 166 | DBGFEVENT_BREAKPOINT_HYPER,
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| 167 | /** Assertion in the Hypervisor (breakpoint instruction).
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| 168 | * This notifies that a breakpoint instruction was hit in the hypervisor context.
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| 169 | */
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| 170 | DBGFEVENT_ASSERTION_HYPER,
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| 171 | /** Single Stepped.
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| 172 | * This notifies that a single step operation was completed.
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| 173 | */
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| 174 | DBGFEVENT_STEPPED,
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| 175 | /** Single Stepped.
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| 176 | * This notifies that a hypervisor single step operation was completed.
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| 177 | */
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| 178 | DBGFEVENT_STEPPED_HYPER,
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| 179 | /** The developer have used the DBGFSTOP macro or the PDMDeviceDBGFSTOP function
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| 180 | * to bring up the debugger at a specific place.
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| 181 | */
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| 182 | DBGFEVENT_DEV_STOP,
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| 183 | /** The VM is terminating.
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| 184 | * When this notification is received, the debugger thread should detach ASAP.
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| 185 | */
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| 186 | DBGFEVENT_TERMINATING,
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| 187 |
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| 188 | /** The usual 32-bit hack. */
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| 189 | DBGFEVENT_32BIT_HACK = 0x7fffffff
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| 190 | } DBGFEVENTTYPE;
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| 191 |
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| 192 |
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| 193 | /**
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| 194 | * The context of an event.
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| 195 | */
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| 196 | typedef enum DBGFEVENTCTX
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| 197 | {
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| 198 | /** The usual invalid entry. */
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| 199 | DBGFEVENTCTX_INVALID = 0,
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| 200 | /** Raw mode. */
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| 201 | DBGFEVENTCTX_RAW,
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| 202 | /** Recompiled mode. */
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| 203 | DBGFEVENTCTX_REM,
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| 204 | /** VMX / AVT mode. */
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| 205 | DBGFEVENTCTX_HWACCL,
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| 206 | /** Hypervisor context. */
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| 207 | DBGFEVENTCTX_HYPER,
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| 208 | /** Other mode */
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| 209 | DBGFEVENTCTX_OTHER,
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| 210 |
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| 211 | /** The usual 32-bit hack */
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| 212 | DBGFEVENTCTX_32BIT_HACK = 0x7fffffff
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| 213 | } DBGFEVENTCTX;
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| 214 |
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| 215 | /**
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| 216 | * VMM Debug Event.
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| 217 | */
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| 218 | typedef struct DBGFEVENT
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| 219 | {
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| 220 | /** Type. */
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| 221 | DBGFEVENTTYPE enmType;
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| 222 | /** Context */
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| 223 | DBGFEVENTCTX enmCtx;
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| 224 | /** Type specific data. */
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| 225 | union
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| 226 | {
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| 227 | /** Fatal error details. */
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| 228 | struct
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| 229 | {
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| 230 | /** The GC return code. */
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| 231 | int rc;
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| 232 | } FatalError;
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| 233 |
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| 234 | /** Source location. */
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| 235 | struct
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| 236 | {
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| 237 | /** File name. */
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| 238 | R3PTRTYPE(const char *) pszFile;
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| 239 | /** Function name. */
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| 240 | R3PTRTYPE(const char *) pszFunction;
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| 241 | /** Message. */
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| 242 | R3PTRTYPE(const char *) pszMessage;
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| 243 | /** Line number. */
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| 244 | unsigned uLine;
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| 245 | } Src;
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| 246 |
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| 247 | /** Assertion messages. */
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| 248 | struct
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| 249 | {
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| 250 | /** The first message. */
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| 251 | R3PTRTYPE(const char *) pszMsg1;
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| 252 | /** The second message. */
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| 253 | R3PTRTYPE(const char *) pszMsg2;
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| 254 | } Assert;
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| 255 |
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| 256 | /** Breakpoint. */
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| 257 | struct DBGFEVENTBP
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| 258 | {
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| 259 | /** The identifier of the breakpoint which was hit. */
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| 260 | RTUINT iBp;
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| 261 | } Bp;
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| 262 | /** Padding for ensuring that the structure is 8 byte aligned. */
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| 263 | uint64_t au64Padding[4];
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| 264 | } u;
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| 265 | } DBGFEVENT;
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| 266 | /** Pointer to VMM Debug Event. */
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| 267 | typedef DBGFEVENT *PDBGFEVENT;
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| 268 | /** Pointer to const VMM Debug Event. */
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| 269 | typedef const DBGFEVENT *PCDBGFEVENT;
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| 270 |
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| 271 |
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| 272 | /** @def DBGFSTOP
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| 273 | * Stops the debugger raising a DBGFEVENT_DEVELOPER_STOP event.
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| 274 | *
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| 275 | * @returns VBox status code which must be propagated up to EM if not VINF_SUCCESS.
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| 276 | * @param pVM VM Handle.
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| 277 | */
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| 278 | #ifdef VBOX_STRICT
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| 279 | # define DBGFSTOP(pVM) DBGFR3EventSrc(pVM, DBGFEVENT_DEV_STOP, __FILE__, __LINE__, __PRETTY_FUNCTION__, NULL)
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| 280 | #else
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| 281 | # define DBGFSTOP(pVM) VINF_SUCCESS
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| 282 | #endif
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| 283 |
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| 284 | VMMR3DECL(int) DBGFR3Init(PVM pVM);
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| 285 | VMMR3DECL(int) DBGFR3Term(PVM pVM);
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| 286 | VMMR3DECL(void) DBGFR3Relocate(PVM pVM, RTGCINTPTR offDelta);
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| 287 | VMMR3DECL(int) DBGFR3VMMForcedAction(PVM pVM);
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| 288 | VMMR3DECL(int) DBGFR3Event(PVM pVM, DBGFEVENTTYPE enmEvent);
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| 289 | VMMR3DECL(int) DBGFR3EventSrc(PVM pVM, DBGFEVENTTYPE enmEvent, const char *pszFile, unsigned uLine, const char *pszFunction, const char *pszFormat, ...);
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| 290 | VMMR3DECL(int) DBGFR3EventSrcV(PVM pVM, DBGFEVENTTYPE enmEvent, const char *pszFile, unsigned uLine, const char *pszFunction, const char *pszFormat, va_list args);
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| 291 | VMMR3DECL(int) DBGFR3EventAssertion(PVM pVM, DBGFEVENTTYPE enmEvent, const char *pszMsg1, const char *pszMsg2);
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| 292 | VMMR3DECL(int) DBGFR3EventBreakpoint(PVM pVM, DBGFEVENTTYPE enmEvent);
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| 293 | VMMR3DECL(int) DBGFR3Attach(PVM pVM);
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| 294 | VMMR3DECL(int) DBGFR3Detach(PVM pVM);
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| 295 | VMMR3DECL(int) DBGFR3EventWait(PVM pVM, unsigned cMillies, PCDBGFEVENT *ppEvent);
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| 296 | VMMR3DECL(int) DBGFR3Halt(PVM pVM);
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| 297 | VMMR3DECL(bool) DBGFR3IsHalted(PVM pVM);
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| 298 | VMMR3DECL(bool) DBGFR3CanWait(PVM pVM);
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| 299 | VMMR3DECL(int) DBGFR3Resume(PVM pVM);
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| 300 | VMMR3DECL(int) DBGFR3Step(PVM pVM, VMCPUID idCpu);
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| 301 | VMMR3DECL(int) DBGFR3PrgStep(PVMCPU pVCpu);
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| 302 |
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| 303 |
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| 304 | /** Breakpoint type. */
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| 305 | typedef enum DBGFBPTYPE
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| 306 | {
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| 307 | /** Free breakpoint entry. */
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| 308 | DBGFBPTYPE_FREE = 0,
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| 309 | /** Debug register. */
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| 310 | DBGFBPTYPE_REG,
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| 311 | /** INT 3 instruction. */
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| 312 | DBGFBPTYPE_INT3,
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| 313 | /** Recompiler. */
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| 314 | DBGFBPTYPE_REM,
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| 315 | /** ensure 32-bit size. */
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| 316 | DBGFBPTYPE_32BIT_HACK = 0x7fffffff
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| 317 | } DBGFBPTYPE;
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| 318 |
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| 319 |
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| 320 | /**
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| 321 | * A Breakpoint.
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| 322 | */
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| 323 | typedef struct DBGFBP
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| 324 | {
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| 325 | /** The number of breakpoint hits. */
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| 326 | uint64_t cHits;
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| 327 | /** The hit number which starts to trigger the breakpoint. */
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| 328 | uint64_t iHitTrigger;
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| 329 | /** The hit number which stops triggering the breakpoint (disables it).
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| 330 | * Use ~(uint64_t)0 if it should never stop. */
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| 331 | uint64_t iHitDisable;
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| 332 | /** The Flat GC address of the breakpoint.
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| 333 | * (PC register value if REM type?) */
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| 334 | RTGCUINTPTR GCPtr;
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| 335 | /** The breakpoint id. */
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| 336 | RTUINT iBp;
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| 337 | /** The breakpoint status - enabled or disabled. */
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| 338 | bool fEnabled;
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| 339 |
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| 340 | /** The breakpoint type. */
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| 341 | DBGFBPTYPE enmType;
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| 342 |
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| 343 | #if GC_ARCH_BITS == 64
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| 344 | uint32_t u32Padding;
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| 345 | #endif
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| 346 |
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| 347 | /** Union of type specific data. */
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| 348 | union
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| 349 | {
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| 350 | /** Debug register data. */
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| 351 | struct DBGFBPREG
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| 352 | {
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| 353 | /** The debug register number. */
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| 354 | uint8_t iReg;
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| 355 | /** The access type (one of the X86_DR7_RW_* value). */
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| 356 | uint8_t fType;
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| 357 | /** The access size. */
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| 358 | uint8_t cb;
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| 359 | } Reg;
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| 360 | /** Recompiler breakpoint data. */
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| 361 | struct DBGFBPINT3
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| 362 | {
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| 363 | /** The byte value we replaced by the INT 3 instruction. */
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| 364 | uint8_t bOrg;
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| 365 | } Int3;
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| 366 |
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| 367 | /** Recompiler breakpoint data. */
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| 368 | struct DBGFBPREM
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| 369 | {
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| 370 | /** nothing yet */
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| 371 | uint8_t fDummy;
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| 372 | } Rem;
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| 373 | /** Paddind to ensure that the size is identical on win32 and linux. */
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| 374 | uint64_t u64Padding;
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| 375 | } u;
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| 376 | } DBGFBP;
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| 377 |
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| 378 | /** Pointer to a breakpoint. */
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| 379 | typedef DBGFBP *PDBGFBP;
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| 380 | /** Pointer to a const breakpoint. */
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| 381 | typedef const DBGFBP *PCDBGFBP;
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| 382 |
|
|---|
| 383 |
|
|---|
| 384 | VMMR3DECL(int) DBGFR3BpSet(PVM pVM, PCDBGFADDRESS pAddress, uint64_t iHitTrigger, uint64_t iHitDisable, PRTUINT piBp);
|
|---|
| 385 | VMMR3DECL(int) DBGFR3BpSetReg(PVM pVM, PCDBGFADDRESS pAddress, uint64_t iHitTrigger, uint64_t iHitDisable,
|
|---|
| 386 | uint8_t fType, uint8_t cb, PRTUINT piBp);
|
|---|
| 387 | VMMR3DECL(int) DBGFR3BpSetREM(PVM pVM, PCDBGFADDRESS pAddress, uint64_t iHitTrigger, uint64_t iHitDisable, PRTUINT piBp);
|
|---|
| 388 | VMMR3DECL(int) DBGFR3BpClear(PVM pVM, RTUINT iBp);
|
|---|
| 389 | VMMR3DECL(int) DBGFR3BpEnable(PVM pVM, RTUINT iBp);
|
|---|
| 390 | VMMR3DECL(int) DBGFR3BpDisable(PVM pVM, RTUINT iBp);
|
|---|
| 391 |
|
|---|
| 392 | /**
|
|---|
| 393 | * Breakpoint enumeration callback function.
|
|---|
| 394 | *
|
|---|
| 395 | * @returns VBox status code. Any failure will stop the enumeration.
|
|---|
| 396 | * @param pVM The VM handle.
|
|---|
| 397 | * @param pvUser The user argument.
|
|---|
| 398 | * @param pBp Pointer to the breakpoint information. (readonly)
|
|---|
| 399 | */
|
|---|
| 400 | typedef DECLCALLBACK(int) FNDBGFBPENUM(PVM pVM, void *pvUser, PCDBGFBP pBp);
|
|---|
| 401 | /** Pointer to a breakpoint enumeration callback function. */
|
|---|
| 402 | typedef FNDBGFBPENUM *PFNDBGFBPENUM;
|
|---|
| 403 |
|
|---|
| 404 | VMMR3DECL(int) DBGFR3BpEnum(PVM pVM, PFNDBGFBPENUM pfnCallback, void *pvUser);
|
|---|
| 405 | VMMDECL(RTGCUINTREG) DBGFBpGetDR7(PVM pVM);
|
|---|
| 406 | VMMDECL(RTGCUINTREG) DBGFBpGetDR0(PVM pVM);
|
|---|
| 407 | VMMDECL(RTGCUINTREG) DBGFBpGetDR1(PVM pVM);
|
|---|
| 408 | VMMDECL(RTGCUINTREG) DBGFBpGetDR2(PVM pVM);
|
|---|
| 409 | VMMDECL(RTGCUINTREG) DBGFBpGetDR3(PVM pVM);
|
|---|
| 410 | VMMDECL(bool) DBGFIsStepping(PVMCPU pVCpu);
|
|---|
| 411 |
|
|---|
| 412 |
|
|---|
| 413 |
|
|---|
| 414 |
|
|---|
| 415 | /** Pointer to a info helper callback structure. */
|
|---|
| 416 | typedef struct DBGFINFOHLP *PDBGFINFOHLP;
|
|---|
| 417 | /** Pointer to a const info helper callback structure. */
|
|---|
| 418 | typedef const struct DBGFINFOHLP *PCDBGFINFOHLP;
|
|---|
| 419 |
|
|---|
| 420 | /**
|
|---|
| 421 | * Info helper callback structure.
|
|---|
| 422 | */
|
|---|
| 423 | typedef struct DBGFINFOHLP
|
|---|
| 424 | {
|
|---|
| 425 | /**
|
|---|
| 426 | * Print formatted string.
|
|---|
| 427 | *
|
|---|
| 428 | * @param pHlp Pointer to this structure.
|
|---|
| 429 | * @param pszFormat The format string.
|
|---|
| 430 | * @param ... Arguments.
|
|---|
| 431 | */
|
|---|
| 432 | DECLCALLBACKMEMBER(void, pfnPrintf)(PCDBGFINFOHLP pHlp, const char *pszFormat, ...);
|
|---|
| 433 |
|
|---|
| 434 | /**
|
|---|
| 435 | * Print formatted string.
|
|---|
| 436 | *
|
|---|
| 437 | * @param pHlp Pointer to this structure.
|
|---|
| 438 | * @param pszFormat The format string.
|
|---|
| 439 | * @param args Argument list.
|
|---|
| 440 | */
|
|---|
| 441 | DECLCALLBACKMEMBER(void, pfnPrintfV)(PCDBGFINFOHLP pHlp, const char *pszFormat, va_list args);
|
|---|
| 442 | } DBGFINFOHLP;
|
|---|
| 443 |
|
|---|
| 444 |
|
|---|
| 445 | /**
|
|---|
| 446 | * Info handler, device version.
|
|---|
| 447 | *
|
|---|
| 448 | * @param pDevIns Device instance which registered the info.
|
|---|
| 449 | * @param pHlp Callback functions for doing output.
|
|---|
| 450 | * @param pszArgs Argument string. Optional and specific to the handler.
|
|---|
| 451 | */
|
|---|
| 452 | typedef DECLCALLBACK(void) FNDBGFHANDLERDEV(PPDMDEVINS pDevIns, PCDBGFINFOHLP pHlp, const char *pszArgs);
|
|---|
| 453 | /** Pointer to a FNDBGFHANDLERDEV function. */
|
|---|
| 454 | typedef FNDBGFHANDLERDEV *PFNDBGFHANDLERDEV;
|
|---|
| 455 |
|
|---|
| 456 | /**
|
|---|
| 457 | * Info handler, driver version.
|
|---|
| 458 | *
|
|---|
| 459 | * @param pDrvIns Driver instance which registered the info.
|
|---|
| 460 | * @param pHlp Callback functions for doing output.
|
|---|
| 461 | * @param pszArgs Argument string. Optional and specific to the handler.
|
|---|
| 462 | */
|
|---|
| 463 | typedef DECLCALLBACK(void) FNDBGFHANDLERDRV(PPDMDRVINS pDrvIns, PCDBGFINFOHLP pHlp, const char *pszArgs);
|
|---|
| 464 | /** Pointer to a FNDBGFHANDLERDRV function. */
|
|---|
| 465 | typedef FNDBGFHANDLERDRV *PFNDBGFHANDLERDRV;
|
|---|
| 466 |
|
|---|
| 467 | /**
|
|---|
| 468 | * Info handler, internal version.
|
|---|
| 469 | *
|
|---|
| 470 | * @param pVM The VM handle.
|
|---|
| 471 | * @param pHlp Callback functions for doing output.
|
|---|
| 472 | * @param pszArgs Argument string. Optional and specific to the handler.
|
|---|
| 473 | */
|
|---|
| 474 | typedef DECLCALLBACK(void) FNDBGFHANDLERINT(PVM pVM, PCDBGFINFOHLP pHlp, const char *pszArgs);
|
|---|
| 475 | /** Pointer to a FNDBGFHANDLERINT function. */
|
|---|
| 476 | typedef FNDBGFHANDLERINT *PFNDBGFHANDLERINT;
|
|---|
| 477 |
|
|---|
| 478 | /**
|
|---|
| 479 | * Info handler, external version.
|
|---|
| 480 | *
|
|---|
| 481 | * @param pvUser User argument.
|
|---|
| 482 | * @param pHlp Callback functions for doing output.
|
|---|
| 483 | * @param pszArgs Argument string. Optional and specific to the handler.
|
|---|
| 484 | */
|
|---|
| 485 | typedef DECLCALLBACK(void) FNDBGFHANDLEREXT(void *pvUser, PCDBGFINFOHLP pHlp, const char *pszArgs);
|
|---|
| 486 | /** Pointer to a FNDBGFHANDLEREXT function. */
|
|---|
| 487 | typedef FNDBGFHANDLEREXT *PFNDBGFHANDLEREXT;
|
|---|
| 488 |
|
|---|
| 489 |
|
|---|
| 490 | /** @name Flags for the info registration functions.
|
|---|
| 491 | * @{ */
|
|---|
| 492 | /** The handler must run on the EMT. */
|
|---|
| 493 | #define DBGFINFO_FLAGS_RUN_ON_EMT RT_BIT(0)
|
|---|
| 494 | /** @} */
|
|---|
| 495 |
|
|---|
| 496 | VMMR3DECL(int) DBGFR3InfoRegisterDevice(PVM pVM, const char *pszName, const char *pszDesc, PFNDBGFHANDLERDEV pfnHandler, PPDMDEVINS pDevIns);
|
|---|
| 497 | VMMR3DECL(int) DBGFR3InfoRegisterDriver(PVM pVM, const char *pszName, const char *pszDesc, PFNDBGFHANDLERDRV pfnHandler, PPDMDRVINS pDrvIns);
|
|---|
| 498 | VMMR3DECL(int) DBGFR3InfoRegisterInternal(PVM pVM, const char *pszName, const char *pszDesc, PFNDBGFHANDLERINT pfnHandler);
|
|---|
| 499 | VMMR3DECL(int) DBGFR3InfoRegisterInternalEx(PVM pVM, const char *pszName, const char *pszDesc, PFNDBGFHANDLERINT pfnHandler, uint32_t fFlags);
|
|---|
| 500 | VMMR3DECL(int) DBGFR3InfoRegisterExternal(PVM pVM, const char *pszName, const char *pszDesc, PFNDBGFHANDLEREXT pfnHandler, void *pvUser);
|
|---|
| 501 | VMMR3DECL(int) DBGFR3InfoDeregisterDevice(PVM pVM, PPDMDEVINS pDevIns, const char *pszName);
|
|---|
| 502 | VMMR3DECL(int) DBGFR3InfoDeregisterDriver(PVM pVM, PPDMDRVINS pDrvIns, const char *pszName);
|
|---|
| 503 | VMMR3DECL(int) DBGFR3InfoDeregisterInternal(PVM pVM, const char *pszName);
|
|---|
| 504 | VMMR3DECL(int) DBGFR3InfoDeregisterExternal(PVM pVM, const char *pszName);
|
|---|
| 505 | VMMR3DECL(int) DBGFR3Info(PVM pVM, const char *pszName, const char *pszArgs, PCDBGFINFOHLP pHlp);
|
|---|
| 506 | VMMR3DECL(int) DBGFR3InfoLogRel(PVM pVM, const char *pszName, const char *pszArgs);
|
|---|
| 507 | VMMR3DECL(int) DBGFR3InfoStdErr(PVM pVM, const char *pszName, const char *pszArgs);
|
|---|
| 508 |
|
|---|
| 509 | /** @def DBGFR3InfoLog
|
|---|
| 510 | * Display a piece of info writing to the log if enabled.
|
|---|
| 511 | *
|
|---|
| 512 | * @param pVM VM handle.
|
|---|
| 513 | * @param pszName The identifier of the info to display.
|
|---|
| 514 | * @param pszArgs Arguments to the info handler.
|
|---|
| 515 | */
|
|---|
| 516 | #ifdef LOG_ENABLED
|
|---|
| 517 | #define DBGFR3InfoLog(pVM, pszName, pszArgs) \
|
|---|
| 518 | do { \
|
|---|
| 519 | if (LogIsEnabled()) \
|
|---|
| 520 | DBGFR3Info(pVM, pszName, pszArgs, NULL); \
|
|---|
| 521 | } while (0)
|
|---|
| 522 | #else
|
|---|
| 523 | #define DBGFR3InfoLog(pVM, pszName, pszArgs) do { } while (0)
|
|---|
| 524 | #endif
|
|---|
| 525 |
|
|---|
| 526 | /**
|
|---|
| 527 | * Enumeration callback for use with DBGFR3InfoEnum.
|
|---|
| 528 | *
|
|---|
| 529 | * @returns VBox status code.
|
|---|
| 530 | * A status code indicating failure will end the enumeration
|
|---|
| 531 | * and DBGFR3InfoEnum will return with that status code.
|
|---|
| 532 | * @param pVM VM handle.
|
|---|
| 533 | * @param pszName Info identifier name.
|
|---|
| 534 | * @param pszDesc The description.
|
|---|
| 535 | */
|
|---|
| 536 | typedef DECLCALLBACK(int) FNDBGFINFOENUM(PVM pVM, const char *pszName, const char *pszDesc, void *pvUser);
|
|---|
| 537 | /** Pointer to a FNDBGFINFOENUM function. */
|
|---|
| 538 | typedef FNDBGFINFOENUM *PFNDBGFINFOENUM;
|
|---|
| 539 |
|
|---|
| 540 | VMMR3DECL(int) DBGFR3InfoEnum(PVM pVM, PFNDBGFINFOENUM pfnCallback, void *pvUser);
|
|---|
| 541 | VMMR3DECL(PCDBGFINFOHLP) DBGFR3InfoLogHlp(void);
|
|---|
| 542 | VMMR3DECL(PCDBGFINFOHLP) DBGFR3InfoLogRelHlp(void);
|
|---|
| 543 |
|
|---|
| 544 |
|
|---|
| 545 |
|
|---|
| 546 | VMMR3DECL(int) DBGFR3LogModifyGroups(PVM pVM, const char *pszGroupSettings);
|
|---|
| 547 | VMMR3DECL(int) DBGFR3LogModifyFlags(PVM pVM, const char *pszFlagSettings);
|
|---|
| 548 | VMMR3DECL(int) DBGFR3LogModifyDestinations(PVM pVM, const char *pszDestSettings);
|
|---|
| 549 |
|
|---|
| 550 |
|
|---|
| 551 |
|
|---|
| 552 | /** Max length (including '\\0') of a symbol name. */
|
|---|
| 553 | #define DBGF_SYMBOL_NAME_LENGTH 512
|
|---|
| 554 |
|
|---|
| 555 | /**
|
|---|
| 556 | * Debug symbol.
|
|---|
| 557 | */
|
|---|
| 558 | typedef struct DBGFSYMBOL
|
|---|
| 559 | {
|
|---|
| 560 | /** Symbol value (address). */
|
|---|
| 561 | RTGCUINTPTR Value;
|
|---|
| 562 | /** Symbol size. */
|
|---|
| 563 | uint32_t cb;
|
|---|
| 564 | /** Symbol Flags. (reserved). */
|
|---|
| 565 | uint32_t fFlags;
|
|---|
| 566 | /** Symbol name. */
|
|---|
| 567 | char szName[DBGF_SYMBOL_NAME_LENGTH];
|
|---|
| 568 | } DBGFSYMBOL;
|
|---|
| 569 | /** Pointer to debug symbol. */
|
|---|
| 570 | typedef DBGFSYMBOL *PDBGFSYMBOL;
|
|---|
| 571 | /** Pointer to const debug symbol. */
|
|---|
| 572 | typedef const DBGFSYMBOL *PCDBGFSYMBOL;
|
|---|
| 573 |
|
|---|
| 574 | /**
|
|---|
| 575 | * Debug line number information.
|
|---|
| 576 | */
|
|---|
| 577 | typedef struct DBGFLINE
|
|---|
| 578 | {
|
|---|
| 579 | /** Address. */
|
|---|
| 580 | RTGCUINTPTR Address;
|
|---|
| 581 | /** Line number. */
|
|---|
| 582 | uint32_t uLineNo;
|
|---|
| 583 | /** Filename. */
|
|---|
| 584 | char szFilename[260];
|
|---|
| 585 | } DBGFLINE;
|
|---|
| 586 | /** Pointer to debug line number. */
|
|---|
| 587 | typedef DBGFLINE *PDBGFLINE;
|
|---|
| 588 | /** Pointer to const debug line number. */
|
|---|
| 589 | typedef const DBGFLINE *PCDBGFLINE;
|
|---|
| 590 |
|
|---|
| 591 | /** @name Address spaces aliases.
|
|---|
| 592 | * @{ */
|
|---|
| 593 | /** The guest global address space. */
|
|---|
| 594 | #define DBGF_AS_GLOBAL ((RTDBGAS)-1)
|
|---|
| 595 | /** The guest kernel address space.
|
|---|
| 596 | * This is usually resolves to the same as DBGF_AS_GLOBAL. */
|
|---|
| 597 | #define DBGF_AS_KERNEL ((RTDBGAS)-2)
|
|---|
| 598 | /** The physical address space. */
|
|---|
| 599 | #define DBGF_AS_PHYS ((RTDBGAS)-3)
|
|---|
| 600 | /** Raw-mode context. */
|
|---|
| 601 | #define DBGF_AS_RC ((RTDBGAS)-4)
|
|---|
| 602 | /** Ring-0 context. */
|
|---|
| 603 | #define DBGF_AS_R0 ((RTDBGAS)-5)
|
|---|
| 604 | /** Raw-mode context and then global guest context.
|
|---|
| 605 | * When used for looking up information, it works as if the call was first made
|
|---|
| 606 | * with DBGF_AS_RC and then on failure with DBGF_AS_GLOBAL. When called for
|
|---|
| 607 | * making address space changes, it works as if DBGF_AS_RC was used. */
|
|---|
| 608 | #define DBGF_AS_RC_AND_GC_GLOBAL ((RTDBGAS)-6)
|
|---|
| 609 |
|
|---|
| 610 | /** The first special one. */
|
|---|
| 611 | #define DBGF_AS_FIRST DBGF_AS_RC_AND_GC_GLOBAL
|
|---|
| 612 | /** The last special one. */
|
|---|
| 613 | #define DBGF_AS_LAST DBGF_AS_GLOBAL
|
|---|
| 614 | /** The number of special address space handles. */
|
|---|
| 615 | #define DBGF_AS_COUNT (6U)
|
|---|
| 616 | /** Converts an alias handle to an array index. */
|
|---|
| 617 | #define DBGF_AS_ALIAS_2_INDEX(hAlias) \
|
|---|
| 618 | ( (uintptr_t)(hAlias) - (uintptr_t)DBGF_AS_FIRST )
|
|---|
| 619 | /** Predicat macro that check if the specified handle is an alias. */
|
|---|
| 620 | #define DBGF_AS_IS_ALIAS(hAlias) \
|
|---|
| 621 | ( DBGF_AS_ALIAS_2_INDEX(hAlias) < DBGF_AS_COUNT )
|
|---|
| 622 | /** Predicat macro that check if the specified alias is a fixed one or not. */
|
|---|
| 623 | #define DBGF_AS_IS_FIXED_ALIAS(hAlias) \
|
|---|
| 624 | ( DBGF_AS_ALIAS_2_INDEX(hAlias) < (uintptr_t)DBGF_AS_PHYS - (uintptr_t)DBGF_AS_FIRST + 1U )
|
|---|
| 625 |
|
|---|
| 626 | /** @} */
|
|---|
| 627 |
|
|---|
| 628 | VMMR3DECL(int) DBGFR3AsAdd(PVM pVM, RTDBGAS hDbgAs, RTPROCESS ProcId);
|
|---|
| 629 | VMMR3DECL(int) DBGFR3AsDelete(PVM pVM, RTDBGAS hDbgAs);
|
|---|
| 630 | VMMR3DECL(int) DBGFR3AsSetAlias(PVM pVM, RTDBGAS hAlias, RTDBGAS hAliasFor);
|
|---|
| 631 | VMMR3DECL(RTDBGAS) DBGFR3AsResolve(PVM pVM, RTDBGAS hAlias);
|
|---|
| 632 | VMMR3DECL(RTDBGAS) DBGFR3AsResolveAndRetain(PVM pVM, RTDBGAS hAlias);
|
|---|
| 633 | VMMR3DECL(RTDBGAS) DBGFR3AsQueryByName(PVM pVM, const char *pszName);
|
|---|
| 634 | VMMR3DECL(RTDBGAS) DBGFR3AsQueryByPid(PVM pVM, RTPROCESS ProcId);
|
|---|
| 635 |
|
|---|
| 636 | VMMR3DECL(int) DBGFR3AsLoadImage(PVM pVM, RTDBGAS hDbgAs, const char *pszFilename, const char *pszModName, PCDBGFADDRESS pModAddress, RTDBGSEGIDX iModSeg, uint32_t fFlags);
|
|---|
| 637 | VMMR3DECL(int) DBGFR3AsLoadMap(PVM pVM, RTDBGAS hDbgAs, const char *pszFilename, const char *pszModName, PCDBGFADDRESS pModAddress, RTDBGSEGIDX iModSeg, RTGCUINTPTR uSubtrahend, uint32_t fFlags);
|
|---|
| 638 | VMMR3DECL(int) DBGFR3AsLinkModule(PVM pVM, RTDBGAS hDbgAs, RTDBGMOD hMod, PCDBGFADDRESS pModAddress, RTDBGSEGIDX iModSeg, uint32_t fFlags);
|
|---|
| 639 |
|
|---|
| 640 | VMMR3DECL(int) DBGFR3AsSymbolByAddr(PVM pVM, RTDBGAS hDbgAs, PCDBGFADDRESS pAddress, PRTGCINTPTR poffDisp, PRTDBGSYMBOL pSymbol, PRTDBGMOD phMod);
|
|---|
| 641 | VMMR3DECL(int) DBGFR3AsSymbolByName(PVM pVM, RTDBGAS hDbgAs, const char *pszSymbol, PRTDBGSYMBOL pSymbol, PRTDBGMOD phMod);
|
|---|
| 642 |
|
|---|
| 643 | /* The following are soon to be obsoleted: */
|
|---|
| 644 | VMMR3DECL(int) DBGFR3ModuleLoad(PVM pVM, const char *pszFilename, RTGCUINTPTR AddressDelta, const char *pszName, RTGCUINTPTR ModuleAddress, unsigned cbImage);
|
|---|
| 645 | VMMR3DECL(void) DBGFR3ModuleRelocate(PVM pVM, RTGCUINTPTR OldImageBase, RTGCUINTPTR NewImageBase, RTGCUINTPTR cbImage,
|
|---|
| 646 | const char *pszFilename, const char *pszName);
|
|---|
| 647 | VMMR3DECL(int) DBGFR3SymbolAdd(PVM pVM, RTGCUINTPTR ModuleAddress, RTGCUINTPTR SymbolAddress, RTUINT cbSymbol, const char *pszSymbol);
|
|---|
| 648 | VMMR3DECL(int) DBGFR3SymbolByAddr(PVM pVM, RTGCUINTPTR Address, PRTGCINTPTR poffDisplacement, PDBGFSYMBOL pSymbol);
|
|---|
| 649 | VMMR3DECL(int) DBGFR3SymbolByName(PVM pVM, const char *pszSymbol, PDBGFSYMBOL pSymbol);
|
|---|
| 650 | VMMR3DECL(PDBGFSYMBOL) DBGFR3SymbolByAddrAlloc(PVM pVM, RTGCUINTPTR Address, PRTGCINTPTR poffDisplacement);
|
|---|
| 651 | VMMR3DECL(PDBGFSYMBOL) DBGFR3SymbolByNameAlloc(PVM pVM, const char *pszSymbol);
|
|---|
| 652 | VMMR3DECL(void) DBGFR3SymbolFree(PDBGFSYMBOL pSymbol);
|
|---|
| 653 | VMMR3DECL(int) DBGFR3LineByAddr(PVM pVM, RTGCUINTPTR Address, PRTGCINTPTR poffDisplacement, PDBGFLINE pLine);
|
|---|
| 654 | VMMR3DECL(PDBGFLINE) DBGFR3LineByAddrAlloc(PVM pVM, RTGCUINTPTR Address, PRTGCINTPTR poffDisplacement);
|
|---|
| 655 | VMMR3DECL(void) DBGFR3LineFree(PDBGFLINE pLine);
|
|---|
| 656 |
|
|---|
| 657 |
|
|---|
| 658 | /**
|
|---|
| 659 | * Return type.
|
|---|
| 660 | */
|
|---|
| 661 | typedef enum DBGFRETRUNTYPE
|
|---|
| 662 | {
|
|---|
| 663 | /** The usual invalid 0 value. */
|
|---|
| 664 | DBGFRETURNTYPE_INVALID = 0,
|
|---|
| 665 | /** Near 16-bit return. */
|
|---|
| 666 | DBGFRETURNTYPE_NEAR16,
|
|---|
| 667 | /** Near 32-bit return. */
|
|---|
| 668 | DBGFRETURNTYPE_NEAR32,
|
|---|
| 669 | /** Near 64-bit return. */
|
|---|
| 670 | DBGFRETURNTYPE_NEAR64,
|
|---|
| 671 | /** Far 16:16 return. */
|
|---|
| 672 | DBGFRETURNTYPE_FAR16,
|
|---|
| 673 | /** Far 16:32 return. */
|
|---|
| 674 | DBGFRETURNTYPE_FAR32,
|
|---|
| 675 | /** Far 16:64 return. */
|
|---|
| 676 | DBGFRETURNTYPE_FAR64,
|
|---|
| 677 | /** 16-bit iret return (e.g. real or 286 protect mode). */
|
|---|
| 678 | DBGFRETURNTYPE_IRET16,
|
|---|
| 679 | /** 32-bit iret return. */
|
|---|
| 680 | DBGFRETURNTYPE_IRET32,
|
|---|
| 681 | /** 32-bit iret return. */
|
|---|
| 682 | DBGFRETURNTYPE_IRET32_PRIV,
|
|---|
| 683 | /** 32-bit iret return to V86 mode. */
|
|---|
| 684 | DBGFRETURNTYPE_IRET32_V86,
|
|---|
| 685 | /** @todo 64-bit iret return. */
|
|---|
| 686 | DBGFRETURNTYPE_IRET64,
|
|---|
| 687 | /** The end of the valid return types. */
|
|---|
| 688 | DBGFRETURNTYPE_END,
|
|---|
| 689 | /** The usual 32-bit blowup. */
|
|---|
| 690 | DBGFRETURNTYPE_32BIT_HACK = 0x7fffffff
|
|---|
| 691 | } DBGFRETURNTYPE;
|
|---|
| 692 |
|
|---|
| 693 | /**
|
|---|
| 694 | * Figures the size of the return state on the stack.
|
|---|
| 695 | *
|
|---|
| 696 | * @returns number of bytes. 0 if invalid parameter.
|
|---|
| 697 | * @param enmRetType The type of return.
|
|---|
| 698 | */
|
|---|
| 699 | DECLINLINE(unsigned) DBGFReturnTypeSize(DBGFRETURNTYPE enmRetType)
|
|---|
| 700 | {
|
|---|
| 701 | switch (enmRetType)
|
|---|
| 702 | {
|
|---|
| 703 | case DBGFRETURNTYPE_NEAR16: return 2;
|
|---|
| 704 | case DBGFRETURNTYPE_NEAR32: return 4;
|
|---|
| 705 | case DBGFRETURNTYPE_NEAR64: return 8;
|
|---|
| 706 | case DBGFRETURNTYPE_FAR16: return 4;
|
|---|
| 707 | case DBGFRETURNTYPE_FAR32: return 4;
|
|---|
| 708 | case DBGFRETURNTYPE_FAR64: return 8;
|
|---|
| 709 | case DBGFRETURNTYPE_IRET16: return 6;
|
|---|
| 710 | case DBGFRETURNTYPE_IRET32: return 4*3;
|
|---|
| 711 | case DBGFRETURNTYPE_IRET32_PRIV: return 4*5;
|
|---|
| 712 | case DBGFRETURNTYPE_IRET32_V86: return 4*9;
|
|---|
| 713 | case DBGFRETURNTYPE_IRET64:
|
|---|
| 714 | default:
|
|---|
| 715 | return 0;
|
|---|
| 716 | }
|
|---|
| 717 | }
|
|---|
| 718 |
|
|---|
| 719 |
|
|---|
| 720 | /** Pointer to stack frame info. */
|
|---|
| 721 | typedef struct DBGFSTACKFRAME *PDBGFSTACKFRAME;
|
|---|
| 722 | /** Pointer to const stack frame info. */
|
|---|
| 723 | typedef struct DBGFSTACKFRAME const *PCDBGFSTACKFRAME;
|
|---|
| 724 | /**
|
|---|
| 725 | * Info about a stack frame.
|
|---|
| 726 | */
|
|---|
| 727 | typedef struct DBGFSTACKFRAME
|
|---|
| 728 | {
|
|---|
| 729 | /** Frame number. */
|
|---|
| 730 | RTUINT iFrame;
|
|---|
| 731 | /** Frame flags. */
|
|---|
| 732 | RTUINT fFlags;
|
|---|
| 733 | /** The frame address.
|
|---|
| 734 | * The off member is [e|r]bp and the Sel member is ss. */
|
|---|
| 735 | DBGFADDRESS AddrFrame;
|
|---|
| 736 | /** The stack address of the frame.
|
|---|
| 737 | * The off member is [e|r]sp and the Sel member is ss. */
|
|---|
| 738 | DBGFADDRESS AddrStack;
|
|---|
| 739 | /** The program counter (PC) address of the frame.
|
|---|
| 740 | * The off member is [e|r]ip and the Sel member is cs. */
|
|---|
| 741 | DBGFADDRESS AddrPC;
|
|---|
| 742 | /** Pointer to the symbol nearest the program counter (PC). NULL if not found. */
|
|---|
| 743 | PDBGFSYMBOL pSymPC;
|
|---|
| 744 | /** Pointer to the linnumber nearest the program counter (PC). NULL if not found. */
|
|---|
| 745 | PDBGFLINE pLinePC;
|
|---|
| 746 |
|
|---|
| 747 | /** The return frame address.
|
|---|
| 748 | * The off member is [e|r]bp and the Sel member is ss. */
|
|---|
| 749 | DBGFADDRESS AddrReturnFrame;
|
|---|
| 750 | /** The return stack address.
|
|---|
| 751 | * The off member is [e|r]sp and the Sel member is ss. */
|
|---|
| 752 | DBGFADDRESS AddrReturnStack;
|
|---|
| 753 | /** The way this frame returns to the next one. */
|
|---|
| 754 | DBGFRETURNTYPE enmReturnType;
|
|---|
| 755 |
|
|---|
| 756 | /** The program counter (PC) address which the frame returns to.
|
|---|
| 757 | * The off member is [e|r]ip and the Sel member is cs. */
|
|---|
| 758 | DBGFADDRESS AddrReturnPC;
|
|---|
| 759 | /** Pointer to the symbol nearest the return PC. NULL if not found. */
|
|---|
| 760 | PDBGFSYMBOL pSymReturnPC;
|
|---|
| 761 | /** Pointer to the linnumber nearest the return PC. NULL if not found. */
|
|---|
| 762 | PDBGFLINE pLineReturnPC;
|
|---|
| 763 |
|
|---|
| 764 | /** 32-bytes of stack arguments. */
|
|---|
| 765 | union
|
|---|
| 766 | {
|
|---|
| 767 | /** 64-bit view */
|
|---|
| 768 | uint64_t au64[4];
|
|---|
| 769 | /** 32-bit view */
|
|---|
| 770 | uint32_t au32[8];
|
|---|
| 771 | /** 16-bit view */
|
|---|
| 772 | uint16_t au16[16];
|
|---|
| 773 | /** 8-bit view */
|
|---|
| 774 | uint8_t au8[32];
|
|---|
| 775 | } Args;
|
|---|
| 776 |
|
|---|
| 777 | /** Pointer to the next frame.
|
|---|
| 778 | * Might not be used in some cases, so consider it internal. */
|
|---|
| 779 | PCDBGFSTACKFRAME pNextInternal;
|
|---|
| 780 | /** Pointer to the first frame.
|
|---|
| 781 | * Might not be used in some cases, so consider it internal. */
|
|---|
| 782 | PCDBGFSTACKFRAME pFirstInternal;
|
|---|
| 783 | } DBGFSTACKFRAME;
|
|---|
| 784 |
|
|---|
| 785 | /** @name DBGFSTACKFRAME Flags.
|
|---|
| 786 | * @{ */
|
|---|
| 787 | /** Set if the content of the frame is filled in by DBGFR3StackWalk() and can be used
|
|---|
| 788 | * to construct the next frame. */
|
|---|
| 789 | #define DBGFSTACKFRAME_FLAGS_ALL_VALID RT_BIT(0)
|
|---|
| 790 | /** This is the last stack frame we can read.
|
|---|
| 791 | * This flag is not set if the walk stop because of max dept or recursion. */
|
|---|
| 792 | #define DBGFSTACKFRAME_FLAGS_LAST RT_BIT(1)
|
|---|
| 793 | /** This is the last record because we detected a loop. */
|
|---|
| 794 | #define DBGFSTACKFRAME_FLAGS_LOOP RT_BIT(2)
|
|---|
| 795 | /** This is the last record because we reached the maximum depth. */
|
|---|
| 796 | #define DBGFSTACKFRAME_FLAGS_MAX_DEPTH RT_BIT(3)
|
|---|
| 797 | /** @} */
|
|---|
| 798 |
|
|---|
| 799 | /** @name DBGFCODETYPE
|
|---|
| 800 | * @{ */
|
|---|
| 801 | typedef enum DBGFCODETYPE
|
|---|
| 802 | {
|
|---|
| 803 | /** The usual invalid 0 value. */
|
|---|
| 804 | DBGFCODETYPE_INVALID = 0,
|
|---|
| 805 | /** Stack walk for guest code. */
|
|---|
| 806 | DBGFCODETYPE_GUEST,
|
|---|
| 807 | /** Stack walk for hypervisor code. */
|
|---|
| 808 | DBGFCODETYPE_HYPER,
|
|---|
| 809 | /** Stack walk for ring 0 code. */
|
|---|
| 810 | DBGFCODETYPE_RING0,
|
|---|
| 811 | /** The usual 32-bit blowup. */
|
|---|
| 812 | DBGFCODETYPE_32BIT_HACK = 0x7fffffff
|
|---|
| 813 | } DBGFCODETYPE;
|
|---|
| 814 | /** @} */
|
|---|
| 815 |
|
|---|
| 816 | VMMR3DECL(int) DBGFR3StackWalkBegin(PVM pVM, VMCPUID idCpu, DBGFCODETYPE enmCodeType, PCDBGFSTACKFRAME *ppFirstFrame);
|
|---|
| 817 | VMMR3DECL(int) DBGFR3StackWalkBeginEx(PVM pVM, VMCPUID idCpu, DBGFCODETYPE enmCodeType, PCDBGFADDRESS pAddrFrame,
|
|---|
| 818 | PCDBGFADDRESS pAddrStack,PCDBGFADDRESS pAddrPC,
|
|---|
| 819 | DBGFRETURNTYPE enmReturnType, PCDBGFSTACKFRAME *ppFirstFrame);
|
|---|
| 820 | VMMR3DECL(PCDBGFSTACKFRAME) DBGFR3StackWalkNext(PCDBGFSTACKFRAME pCurrent);
|
|---|
| 821 | VMMR3DECL(void) DBGFR3StackWalkEnd(PCDBGFSTACKFRAME pFirstFrame);
|
|---|
| 822 |
|
|---|
| 823 |
|
|---|
| 824 |
|
|---|
| 825 |
|
|---|
| 826 | /** Flags to pass to DBGFR3DisasInstrEx().
|
|---|
| 827 | * @{ */
|
|---|
| 828 | /** Disassemble the current guest instruction, with annotations. */
|
|---|
| 829 | #define DBGF_DISAS_FLAGS_CURRENT_GUEST RT_BIT(0)
|
|---|
| 830 | /** Disassemble the current hypervisor instruction, with annotations. */
|
|---|
| 831 | #define DBGF_DISAS_FLAGS_CURRENT_HYPER RT_BIT(1)
|
|---|
| 832 | /** No annotations for current context. */
|
|---|
| 833 | #define DBGF_DISAS_FLAGS_NO_ANNOTATION RT_BIT(2)
|
|---|
| 834 | /** No symbol lookup. */
|
|---|
| 835 | #define DBGF_DISAS_FLAGS_NO_SYMBOLS RT_BIT(3)
|
|---|
| 836 | /** No instruction bytes. */
|
|---|
| 837 | #define DBGF_DISAS_FLAGS_NO_BYTES RT_BIT(4)
|
|---|
| 838 | /** No address in the output. */
|
|---|
| 839 | #define DBGF_DISAS_FLAGS_NO_ADDRESS RT_BIT(5)
|
|---|
| 840 | /** @} */
|
|---|
| 841 |
|
|---|
| 842 | /** Special flat selector. */
|
|---|
| 843 | #define DBGF_SEL_FLAT 1
|
|---|
| 844 |
|
|---|
| 845 | VMMR3DECL(int) DBGFR3DisasInstrEx(PVM pVM, VMCPUID idCpu, RTSEL Sel, RTGCPTR GCPtr, unsigned fFlags, char *pszOutput, uint32_t cchOutput, uint32_t *pcbInstr);
|
|---|
| 846 | VMMR3DECL(int) DBGFR3DisasInstrCurrent(PVMCPU pVCpu, char *pszOutput, uint32_t cbOutput);
|
|---|
| 847 | VMMR3DECL(int) DBGFR3DisasInstrCurrentLogInternal(PVMCPU pVCpu, const char *pszPrefix);
|
|---|
| 848 |
|
|---|
| 849 | /** @def DBGFR3DisasInstrCurrentLog
|
|---|
| 850 | * Disassembles the current guest context instruction and writes it to the log.
|
|---|
| 851 | * All registers and data will be displayed. Addresses will be attempted resolved to symbols.
|
|---|
| 852 | */
|
|---|
| 853 | #ifdef LOG_ENABLED
|
|---|
| 854 | # define DBGFR3DisasInstrCurrentLog(pVCpu, pszPrefix) \
|
|---|
| 855 | do { \
|
|---|
| 856 | if (LogIsEnabled()) \
|
|---|
| 857 | DBGFR3DisasInstrCurrentLogInternal(pVCpu, pszPrefix); \
|
|---|
| 858 | } while (0)
|
|---|
| 859 | #else
|
|---|
| 860 | # define DBGFR3DisasInstrCurrentLog(pVCpu, pszPrefix) do { } while (0)
|
|---|
| 861 | #endif
|
|---|
| 862 |
|
|---|
| 863 | VMMR3DECL(int) DBGFR3DisasInstrLogInternal(PVMCPU pVCpu, RTSEL Sel, RTGCPTR GCPtr);
|
|---|
| 864 |
|
|---|
| 865 | /** @def DBGFR3DisasInstrLog
|
|---|
| 866 | * Disassembles the specified guest context instruction and writes it to the log.
|
|---|
| 867 | * Addresses will be attempted resolved to symbols.
|
|---|
| 868 | * @thread Any EMT.
|
|---|
| 869 | */
|
|---|
| 870 | #ifdef LOG_ENABLED
|
|---|
| 871 | # define DBGFR3DisasInstrLog(pVCpu, Sel, GCPtr) \
|
|---|
| 872 | do { \
|
|---|
| 873 | if (LogIsEnabled()) \
|
|---|
| 874 | DBGFR3DisasInstrLogInternal(pVCpu, Sel, GCPtr); \
|
|---|
| 875 | } while (0)
|
|---|
| 876 | #else
|
|---|
| 877 | # define DBGFR3DisasInstrLog(pVCpu, Sel, GCPtr) do { } while (0)
|
|---|
| 878 | #endif
|
|---|
| 879 |
|
|---|
| 880 |
|
|---|
| 881 | VMMR3DECL(int) DBGFR3MemScan(PVM pVM, VMCPUID idCpu, PCDBGFADDRESS pAddress, RTGCUINTPTR cbRange, const uint8_t *pabNeedle, size_t cbNeedle, PDBGFADDRESS pHitAddress);
|
|---|
| 882 | VMMR3DECL(int) DBGFR3MemRead(PVM pVM, VMCPUID idCpu, PCDBGFADDRESS pAddress, void *pvBuf, size_t cbRead);
|
|---|
| 883 | VMMR3DECL(int) DBGFR3MemReadString(PVM pVM, VMCPUID idCpu, PCDBGFADDRESS pAddress, char *pszBuf, size_t cbBuf);
|
|---|
| 884 | VMMR3DECL(int) DBGFR3MemWrite(PVM pVM, VMCPUID idCpu, PCDBGFADDRESS pAddress, void const *pvBuf, size_t cbRead);
|
|---|
| 885 |
|
|---|
| 886 |
|
|---|
| 887 | /** @name DBGFR3SelQueryInfo flags.
|
|---|
| 888 | * @{ */
|
|---|
| 889 | /** Get the info from the guest descriptor table. */
|
|---|
| 890 | #define DBGFSELQI_FLAGS_DT_GUEST UINT32_C(0)
|
|---|
| 891 | /** Get the info from the shadow descriptor table.
|
|---|
| 892 | * Only works in raw-mode. */
|
|---|
| 893 | #define DBGFSELQI_FLAGS_DT_SHADOW UINT32_C(1)
|
|---|
| 894 | /** @} */
|
|---|
| 895 | VMMR3DECL(int) DBGFR3SelQueryInfo(PVM pVM, VMCPUID idCpu, RTSEL Sel, uint32_t fFlags, PDBGFSELINFO pSelInfo);
|
|---|
| 896 |
|
|---|
| 897 |
|
|---|
| 898 | /**
|
|---|
| 899 | * Guest OS digger interface identifier.
|
|---|
| 900 | *
|
|---|
| 901 | * This is for use together with PDBGFR3QueryInterface and is used to
|
|---|
| 902 | * obtain access to optional interfaces.
|
|---|
| 903 | */
|
|---|
| 904 | typedef enum DBGFOSINTERFACE
|
|---|
| 905 | {
|
|---|
| 906 | /** The usual invalid entry. */
|
|---|
| 907 | DBGFOSINTERFACE_INVALID = 0,
|
|---|
| 908 | /** Process info. */
|
|---|
| 909 | DBGFOSINTERFACE_PROCESS,
|
|---|
| 910 | /** Thread info. */
|
|---|
| 911 | DBGFOSINTERFACE_THREAD,
|
|---|
| 912 | /** The end of the valid entries. */
|
|---|
| 913 | DBGFOSINTERFACE_END,
|
|---|
| 914 | /** The usual 32-bit type blowup. */
|
|---|
| 915 | DBGFOSINTERFACE_32BIT_HACK = 0x7fffffff
|
|---|
| 916 | } DBGFOSINTERFACE;
|
|---|
| 917 | /** Pointer to a Guest OS digger interface identifier. */
|
|---|
| 918 | typedef DBGFOSINTERFACE *PDBGFOSINTERFACE;
|
|---|
| 919 | /** Pointer to a const Guest OS digger interface identifier. */
|
|---|
| 920 | typedef DBGFOSINTERFACE const *PCDBGFOSINTERFACE;
|
|---|
| 921 |
|
|---|
| 922 |
|
|---|
| 923 | /**
|
|---|
| 924 | * Guest OS Digger Registration Record.
|
|---|
| 925 | *
|
|---|
| 926 | * This is used with the DBGFR3OSRegister() API.
|
|---|
| 927 | */
|
|---|
| 928 | typedef struct DBGFOSREG
|
|---|
| 929 | {
|
|---|
| 930 | /** Magic value (DBGFOSREG_MAGIC). */
|
|---|
| 931 | uint32_t u32Magic;
|
|---|
| 932 | /** Flags. Reserved. */
|
|---|
| 933 | uint32_t fFlags;
|
|---|
| 934 | /** The size of the instance data. */
|
|---|
| 935 | uint32_t cbData;
|
|---|
| 936 | /** Operative System name. */
|
|---|
| 937 | char szName[24];
|
|---|
| 938 |
|
|---|
| 939 | /**
|
|---|
| 940 | * Constructs the instance.
|
|---|
| 941 | *
|
|---|
| 942 | * @returns VBox status code.
|
|---|
| 943 | * @param pVM Pointer to the shared VM structure.
|
|---|
| 944 | * @param pvData Pointer to the instance data.
|
|---|
| 945 | */
|
|---|
| 946 | DECLCALLBACKMEMBER(int, pfnConstruct)(PVM pVM, void *pvData);
|
|---|
| 947 |
|
|---|
| 948 | /**
|
|---|
| 949 | * Destroys the instance.
|
|---|
| 950 | *
|
|---|
| 951 | * @param pVM Pointer to the shared VM structure.
|
|---|
| 952 | * @param pvData Pointer to the instance data.
|
|---|
| 953 | */
|
|---|
| 954 | DECLCALLBACKMEMBER(void, pfnDestruct)(PVM pVM, void *pvData);
|
|---|
| 955 |
|
|---|
| 956 | /**
|
|---|
| 957 | * Probes the guest memory for OS finger prints.
|
|---|
| 958 | *
|
|---|
| 959 | * No setup or so is performed, it will be followed by a call to pfnInit
|
|---|
| 960 | * or pfnRefresh that should take care of that.
|
|---|
| 961 | *
|
|---|
| 962 | * @returns true if is an OS handled by this module, otherwise false.
|
|---|
| 963 | * @param pVM Pointer to the shared VM structure.
|
|---|
| 964 | * @param pvData Pointer to the instance data.
|
|---|
| 965 | */
|
|---|
| 966 | DECLCALLBACKMEMBER(bool, pfnProbe)(PVM pVM, void *pvData);
|
|---|
| 967 |
|
|---|
| 968 | /**
|
|---|
| 969 | * Initializes a fresly detected guest, loading symbols and such useful stuff.
|
|---|
| 970 | *
|
|---|
| 971 | * This is called after pfnProbe.
|
|---|
| 972 | *
|
|---|
| 973 | * @returns VBox status code.
|
|---|
| 974 | * @param pVM Pointer to the shared VM structure.
|
|---|
| 975 | * @param pvData Pointer to the instance data.
|
|---|
| 976 | */
|
|---|
| 977 | DECLCALLBACKMEMBER(int, pfnInit)(PVM pVM, void *pvData);
|
|---|
| 978 |
|
|---|
| 979 | /**
|
|---|
| 980 | * Refreshes symbols and stuff following a redetection of the same OS.
|
|---|
| 981 | *
|
|---|
| 982 | * This is called after pfnProbe.
|
|---|
| 983 | *
|
|---|
| 984 | * @returns VBox status code.
|
|---|
| 985 | * @param pVM Pointer to the shared VM structure.
|
|---|
| 986 | * @param pvData Pointer to the instance data.
|
|---|
| 987 | */
|
|---|
| 988 | DECLCALLBACKMEMBER(int, pfnRefresh)(PVM pVM, void *pvData);
|
|---|
| 989 |
|
|---|
| 990 | /**
|
|---|
| 991 | * Terminates an OS when a new (or none) OS has been detected,
|
|---|
| 992 | * and before destruction.
|
|---|
| 993 | *
|
|---|
| 994 | * This is called after pfnProbe and if needed before pfnDestruct.
|
|---|
| 995 | *
|
|---|
| 996 | * @param pVM Pointer to the shared VM structure.
|
|---|
| 997 | * @param pvData Pointer to the instance data.
|
|---|
| 998 | */
|
|---|
| 999 | DECLCALLBACKMEMBER(void, pfnTerm)(PVM pVM, void *pvData);
|
|---|
| 1000 |
|
|---|
| 1001 | /**
|
|---|
| 1002 | * Queries the version of the running OS.
|
|---|
| 1003 | *
|
|---|
| 1004 | * This is only called after pfnInit().
|
|---|
| 1005 | *
|
|---|
| 1006 | * @returns VBox status code.
|
|---|
| 1007 | * @param pVM Pointer to the shared VM structure.
|
|---|
| 1008 | * @param pvData Pointer to the instance data.
|
|---|
| 1009 | * @param pszVersion Where to store the version string.
|
|---|
| 1010 | * @param cchVersion The size of the version string buffer.
|
|---|
| 1011 | */
|
|---|
| 1012 | DECLCALLBACKMEMBER(int, pfnQueryVersion)(PVM pVM, void *pvData, char *pszVersion, size_t cchVersion);
|
|---|
| 1013 |
|
|---|
| 1014 | /**
|
|---|
| 1015 | * Queries the pointer to a interface.
|
|---|
| 1016 | *
|
|---|
| 1017 | * This is called after pfnProbe.
|
|---|
| 1018 | *
|
|---|
| 1019 | * @returns Pointer to the interface if available, NULL if not available.
|
|---|
| 1020 | * @param pVM Pointer to the shared VM structure.
|
|---|
| 1021 | * @param pvData Pointer to the instance data.
|
|---|
| 1022 | * @param enmIf The interface identifier.
|
|---|
| 1023 | */
|
|---|
| 1024 | DECLCALLBACKMEMBER(void *, pfnQueryInterface)(PVM pVM, void *pvData, DBGFOSINTERFACE enmIf);
|
|---|
| 1025 |
|
|---|
| 1026 | /** Trailing magic (DBGFOSREG_MAGIC). */
|
|---|
| 1027 | uint32_t u32EndMagic;
|
|---|
| 1028 | } DBGFOSREG;
|
|---|
| 1029 | /** Pointer to a Guest OS digger registration record. */
|
|---|
| 1030 | typedef DBGFOSREG *PDBGFOSREG;
|
|---|
| 1031 | /** Pointer to a const Guest OS digger registration record. */
|
|---|
| 1032 | typedef DBGFOSREG const *PCDBGFOSREG;
|
|---|
| 1033 |
|
|---|
| 1034 | /** Magic value for DBGFOSREG::u32Magic and DBGFOSREG::u32EndMagic. (Hitomi Kanehara) */
|
|---|
| 1035 | #define DBGFOSREG_MAGIC 0x19830808
|
|---|
| 1036 |
|
|---|
| 1037 | VMMR3DECL(int) DBGFR3OSRegister(PVM pVM, PCDBGFOSREG pReg);
|
|---|
| 1038 | VMMR3DECL(int) DBGFR3OSDeregister(PVM pVM, PCDBGFOSREG pReg);
|
|---|
| 1039 | VMMR3DECL(int) DBGFR3OSDetect(PVM pVM, char *pszName, size_t cchName);
|
|---|
| 1040 | VMMR3DECL(int) DBGFR3OSQueryNameAndVersion(PVM pVM, char *pszName, size_t cchName, char *pszVersion, size_t cchVersion);
|
|---|
| 1041 | VMMR3DECL(void *) DBGFR3OSQueryInterface(PVM pVM, DBGFOSINTERFACE enmIf);
|
|---|
| 1042 |
|
|---|
| 1043 | /** @} */
|
|---|
| 1044 |
|
|---|
| 1045 |
|
|---|
| 1046 | RT_C_DECLS_END
|
|---|
| 1047 |
|
|---|
| 1048 | #endif
|
|---|
| 1049 |
|
|---|
