1 | /* $Id: DBGCBuiltInSymbols.cpp 31510 2010-08-10 08:48:11Z vboxsync $ */
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2 | /** @file
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3 | * DBGC - Debugger Console, Built-In Symbols.
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4 | */
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5 |
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6 | /*
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7 | * Copyright (C) 2006-2007 Oracle Corporation
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8 | *
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9 | * Oracle Corporation confidential
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10 | * All rights reserved
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11 | */
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12 |
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13 | /*******************************************************************************
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14 | * Header Files *
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15 | *******************************************************************************/
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16 | #define LOG_GROUP LOG_GROUP_DBGC
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17 | #include <VBox/dbg.h>
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18 | #include <VBox/dbgf.h>
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19 | #include <VBox/vm.h>
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20 | #include <VBox/vmm.h>
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21 | #include <VBox/mm.h>
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22 | #include <VBox/pgm.h>
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23 | #include <VBox/selm.h>
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24 | #include <VBox/dis.h>
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25 | #include <VBox/param.h>
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26 | #include <VBox/err.h>
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27 | #include <VBox/log.h>
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28 |
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29 | #include <iprt/alloc.h>
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30 | #include <iprt/alloca.h>
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31 | #include <iprt/string.h>
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32 | #include <iprt/assert.h>
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33 | #include <iprt/ctype.h>
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34 |
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35 | #include <stdlib.h>
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36 | #include <stdio.h>
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37 |
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38 | #include "DBGCInternal.h"
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39 |
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40 |
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41 | /*******************************************************************************
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42 | * Internal Functions *
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43 | *******************************************************************************/
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44 | static DECLCALLBACK(int) dbgcSymGetReg(PCDBGCSYM pSymDesc, PDBGCCMDHLP pCmdHlp, DBGCVARTYPE enmType, PDBGCVAR pResult);
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45 | static DECLCALLBACK(int) dbgcSymSetReg(PCDBGCSYM pSymDesc, PDBGCCMDHLP pCmdHlp, PCDBGCVAR pValue);
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46 |
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47 |
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48 | /*******************************************************************************
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49 | * Global Variables *
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50 | *******************************************************************************/
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51 | /** Register symbol uUser value.
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52 | * @{
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53 | */
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54 | /** If set the register set is the hypervisor and not the guest one. */
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55 | #define SYMREG_FLAGS_HYPER RT_BIT(20)
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56 | /** If set a far conversion of the value will use the high 16 bit for the selector.
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57 | * If clear the low 16 bit will be used. */
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58 | #define SYMREG_FLAGS_HIGH_SEL RT_BIT(21)
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59 | /** The shift value to calc the size of a register symbol from the uUser value. */
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60 | #define SYMREG_SIZE_SHIFT (24)
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61 | /** Get the offset */
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62 | #define SYMREG_OFFSET(uUser) (uUser & ((1 << 20) - 1))
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63 | /** Get the size. */
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64 | #define SYMREG_SIZE(uUser) ((uUser >> SYMREG_SIZE_SHIFT) & 0xff)
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65 | /** 1 byte. */
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66 | #define SYMREG_SIZE_1 ( 1 << SYMREG_SIZE_SHIFT)
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67 | /** 2 byte. */
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68 | #define SYMREG_SIZE_2 ( 2 << SYMREG_SIZE_SHIFT)
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69 | /** 4 byte. */
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70 | #define SYMREG_SIZE_4 ( 4 << SYMREG_SIZE_SHIFT)
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71 | /** 6 byte. */
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72 | #define SYMREG_SIZE_6 ( 6 << SYMREG_SIZE_SHIFT)
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73 | /** 8 byte. */
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74 | #define SYMREG_SIZE_8 ( 8 << SYMREG_SIZE_SHIFT)
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75 | /** 10 bytes. */
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76 | #define SYMREG_SIZE_10 (10 << SYMREG_SIZE_SHIFT)
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77 | /** 12 byte. */
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78 | #define SYMREG_SIZE_12 (12 << SYMREG_SIZE_SHIFT)
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79 | /** 16 byte. */
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80 | #define SYMREG_SIZE_16 (16 << SYMREG_SIZE_SHIFT)
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81 | /** @} */
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82 |
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83 | /** Builtin Symbols.
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84 | * ASSUMES little endian register representation!
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85 | */
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86 | static const DBGCSYM g_aSyms[] =
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87 | {
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88 | { "rax", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, rax) | SYMREG_SIZE_8 },
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89 | { "eax", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, eax) | SYMREG_SIZE_4 },
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90 | { "ax", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, eax) | SYMREG_SIZE_2 },
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91 | { "al", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, eax) | SYMREG_SIZE_1 },
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92 | { "ah", dbgcSymGetReg, dbgcSymSetReg, (offsetof(CPUMCTX, eax) + 1)| SYMREG_SIZE_1 },
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93 |
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94 | { "rbx", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, rbx) | SYMREG_SIZE_8 },
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95 | { "ebx", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, ebx) | SYMREG_SIZE_4 },
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96 | { "bx", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, ebx) | SYMREG_SIZE_2 },
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97 | { "bl", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, ebx) | SYMREG_SIZE_1 },
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98 | { "bh", dbgcSymGetReg, dbgcSymSetReg, (offsetof(CPUMCTX, ebx) + 1)| SYMREG_SIZE_1 },
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99 |
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100 | { "rcx", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, ecx) | SYMREG_SIZE_8 },
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101 | { "ecx", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, ecx) | SYMREG_SIZE_4 },
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102 | { "cx", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, ecx) | SYMREG_SIZE_2 },
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103 | { "cl", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, ecx) | SYMREG_SIZE_1 },
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104 | { "ch", dbgcSymGetReg, dbgcSymSetReg, (offsetof(CPUMCTX, ecx) + 1)| SYMREG_SIZE_1 },
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105 |
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106 | { "rdx", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, rdx) | SYMREG_SIZE_8 },
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107 | { "edx", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, edx) | SYMREG_SIZE_4 },
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108 | { "dx", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, edx) | SYMREG_SIZE_2 },
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109 | { "dl", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, edx) | SYMREG_SIZE_1 },
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110 | { "dh", dbgcSymGetReg, dbgcSymSetReg, (offsetof(CPUMCTX, edx) + 1)| SYMREG_SIZE_1 },
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111 |
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112 | { "rdi", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, rdi) | SYMREG_SIZE_8 },
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113 | { "edi", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, edi) | SYMREG_SIZE_4 },
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114 | { "di", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, edi) | SYMREG_SIZE_2 },
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115 | { "dil", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, edi) | SYMREG_SIZE_1 },
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116 |
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117 | { "rsi", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, rsi) | SYMREG_SIZE_8 },
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118 | { "esi", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, esi) | SYMREG_SIZE_4 },
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119 | { "si", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, esi) | SYMREG_SIZE_2 },
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120 | { "sil", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, esi) | SYMREG_SIZE_1 },
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121 |
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122 | { "rbp", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, rbp) | SYMREG_SIZE_8 },
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123 | { "ebp", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, ebp) | SYMREG_SIZE_4 },
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124 | { "bp", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, ebp) | SYMREG_SIZE_2 },
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125 | { "bpl", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, ebp) | SYMREG_SIZE_1 },
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126 |
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127 | { "rsp", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, rsp) | SYMREG_SIZE_8 },
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128 | { "esp", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, esp) | SYMREG_SIZE_4 },
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129 | { "sp", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, esp) | SYMREG_SIZE_2 },
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130 | { "spl", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, esp) | SYMREG_SIZE_1 },
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131 |
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132 | { "r8", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, r8) | SYMREG_SIZE_8 },
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133 | { "r9", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, r9) | SYMREG_SIZE_8 },
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134 | { "r10", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, r10) | SYMREG_SIZE_8 },
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135 | { "r11", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, r11) | SYMREG_SIZE_8 },
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136 | { "r12", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, r12) | SYMREG_SIZE_8 },
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137 | { "r13", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, r13) | SYMREG_SIZE_8 },
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138 | { "r14", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, r14) | SYMREG_SIZE_8 },
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139 | { "r15", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, r15) | SYMREG_SIZE_8 },
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140 |
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141 | { "r8d", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, r8) | SYMREG_SIZE_4 },
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142 | { "r9d", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, r9) | SYMREG_SIZE_4 },
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143 | { "r10d", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, r10) | SYMREG_SIZE_4 },
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144 | { "r11d", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, r11) | SYMREG_SIZE_4 },
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145 | { "r12d", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, r12) | SYMREG_SIZE_4 },
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146 | { "r13d", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, r13) | SYMREG_SIZE_4 },
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147 | { "r14d", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, r14) | SYMREG_SIZE_4 },
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148 | { "r15d", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, r15) | SYMREG_SIZE_4 },
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149 |
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150 | { "r8w", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, r8) | SYMREG_SIZE_2 },
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151 | { "r9w", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, r9) | SYMREG_SIZE_2 },
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152 | { "r10w", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, r10) | SYMREG_SIZE_2 },
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153 | { "r11w", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, r11) | SYMREG_SIZE_2 },
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154 | { "r12w", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, r12) | SYMREG_SIZE_2 },
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155 | { "r13w", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, r13) | SYMREG_SIZE_2 },
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156 | { "r14w", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, r14) | SYMREG_SIZE_2 },
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157 | { "r15w", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, r15) | SYMREG_SIZE_2 },
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158 |
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159 | { "r8b", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, r8) | SYMREG_SIZE_1 },
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160 | { "r9b", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, r9) | SYMREG_SIZE_1 },
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161 | { "r10b", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, r10) | SYMREG_SIZE_1 },
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162 | { "r11b", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, r11) | SYMREG_SIZE_1 },
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163 | { "r12b", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, r12) | SYMREG_SIZE_1 },
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164 | { "r13b", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, r13) | SYMREG_SIZE_1 },
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165 | { "r14b", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, r14) | SYMREG_SIZE_1 },
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166 | { "r15b", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, r15) | SYMREG_SIZE_1 },
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167 |
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168 | { "rip", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, rip) | SYMREG_SIZE_8 },
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169 | { "eip", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, eip) | SYMREG_SIZE_4 },
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170 | { "ip", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, eip) | SYMREG_SIZE_2 },
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171 |
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172 | { "rfl", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, rflags) | SYMREG_SIZE_8 },
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173 | { "rflags", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, rflags) | SYMREG_SIZE_8 },
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174 | { "efl", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, eflags) | SYMREG_SIZE_4 },
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175 | { "eflags", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, eflags) | SYMREG_SIZE_4 },
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176 | { "fl", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, eflags) | SYMREG_SIZE_2 },
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177 | { "flags", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, eflags) | SYMREG_SIZE_2 },
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178 |
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179 | { "cs", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, cs) | SYMREG_SIZE_2 },
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180 | { "ds", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, ds) | SYMREG_SIZE_2 },
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181 | { "es", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, es) | SYMREG_SIZE_2 },
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182 | { "fs", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, fs) | SYMREG_SIZE_2 },
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183 | { "gs", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, gs) | SYMREG_SIZE_2 },
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184 | { "ss", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, ss) | SYMREG_SIZE_2 },
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185 |
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186 | { "cr0", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, cr0) | SYMREG_SIZE_8 },
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187 | { "cr2", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, cr2) | SYMREG_SIZE_8 },
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188 | { "cr3", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, cr3) | SYMREG_SIZE_8 },
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189 | { "cr4", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, cr4) | SYMREG_SIZE_8 },
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190 |
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191 | { "tr", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, tr) | SYMREG_SIZE_2 },
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192 | { "ldtr", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, ldtr) | SYMREG_SIZE_2 },
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193 |
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194 | { "gdtr", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, gdtr) | SYMREG_SIZE_10 },
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195 | { "gdtr.limit", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, gdtr.cbGdt)| SYMREG_SIZE_2 },
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196 | { "gdtr.base", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, gdtr.pGdt)| SYMREG_SIZE_8 },
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197 |
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198 | { "idtr", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, idtr) | SYMREG_SIZE_10 },
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199 | { "idtr.limit", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, idtr.cbIdt)| SYMREG_SIZE_2 },
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200 | { "idtr.base", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, idtr.pIdt)| SYMREG_SIZE_8 },
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201 |
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202 | /* hypervisor */
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203 |
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204 | {".eax", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, eax) | SYMREG_SIZE_4 | SYMREG_FLAGS_HYPER },
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205 | {".ax", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, eax) | SYMREG_SIZE_2 | SYMREG_FLAGS_HYPER },
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206 | {".al", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, eax) | SYMREG_SIZE_1 | SYMREG_FLAGS_HYPER },
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207 | {".ah", dbgcSymGetReg, dbgcSymSetReg, (offsetof(CPUMCTX, eax) + 1)| SYMREG_SIZE_1 | SYMREG_FLAGS_HYPER },
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208 |
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209 | {".ebx", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, ebx) | SYMREG_SIZE_4 | SYMREG_FLAGS_HYPER },
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210 | {".bx", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, ebx) | SYMREG_SIZE_2 | SYMREG_FLAGS_HYPER },
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211 | {".bl", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, ebx) | SYMREG_SIZE_1 | SYMREG_FLAGS_HYPER },
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212 | {".bh", dbgcSymGetReg, dbgcSymSetReg, (offsetof(CPUMCTX, ebx) + 1)| SYMREG_SIZE_1 | SYMREG_FLAGS_HYPER },
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213 |
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214 | {".ecx", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, ecx) | SYMREG_SIZE_4 | SYMREG_FLAGS_HYPER },
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215 | {".cx", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, ecx) | SYMREG_SIZE_2 | SYMREG_FLAGS_HYPER },
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216 | {".cl", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, ecx) | SYMREG_SIZE_1 | SYMREG_FLAGS_HYPER },
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217 | {".ch", dbgcSymGetReg, dbgcSymSetReg, (offsetof(CPUMCTX, ecx) + 1)| SYMREG_SIZE_1 | SYMREG_FLAGS_HYPER },
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218 |
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219 | {".edx", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, edx) | SYMREG_SIZE_4 | SYMREG_FLAGS_HYPER },
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220 | {".dx", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, edx) | SYMREG_SIZE_2 | SYMREG_FLAGS_HYPER },
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221 | {".dl", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, edx) | SYMREG_SIZE_1 | SYMREG_FLAGS_HYPER },
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222 | {".dh", dbgcSymGetReg, dbgcSymSetReg, (offsetof(CPUMCTX, edx) + 1)| SYMREG_SIZE_1 | SYMREG_FLAGS_HYPER },
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223 |
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224 | {".edi", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, edi) | SYMREG_SIZE_4 | SYMREG_FLAGS_HYPER },
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225 | {".di", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, edi) | SYMREG_SIZE_2 | SYMREG_FLAGS_HYPER },
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226 |
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227 | {".esi", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, esi) | SYMREG_SIZE_4 | SYMREG_FLAGS_HYPER },
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228 | {".si", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, esi) | SYMREG_SIZE_2 | SYMREG_FLAGS_HYPER },
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229 |
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230 | {".ebp", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, ebp) | SYMREG_SIZE_4 | SYMREG_FLAGS_HYPER },
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231 | {".bp", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, ebp) | SYMREG_SIZE_2 | SYMREG_FLAGS_HYPER },
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232 |
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233 | {".esp", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, esp) | SYMREG_SIZE_4 | SYMREG_FLAGS_HYPER },
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234 | {".sp", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, esp) | SYMREG_SIZE_2 | SYMREG_FLAGS_HYPER },
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235 |
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236 | {".eip", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, eip) | SYMREG_SIZE_4 | SYMREG_FLAGS_HYPER },
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237 | {".ip", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, eip) | SYMREG_SIZE_2 | SYMREG_FLAGS_HYPER },
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238 |
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239 | {".efl", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, eflags) | SYMREG_SIZE_4 | SYMREG_FLAGS_HYPER },
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240 | {".eflags", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, eflags) | SYMREG_SIZE_4 | SYMREG_FLAGS_HYPER },
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241 | {".fl", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, eflags) | SYMREG_SIZE_2 | SYMREG_FLAGS_HYPER },
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242 | {".flags", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, eflags) | SYMREG_SIZE_2 | SYMREG_FLAGS_HYPER },
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243 |
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244 | {".cs", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, cs) | SYMREG_SIZE_2 | SYMREG_FLAGS_HYPER },
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245 | {".ds", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, ds) | SYMREG_SIZE_2 | SYMREG_FLAGS_HYPER },
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246 | {".es", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, es) | SYMREG_SIZE_2 | SYMREG_FLAGS_HYPER },
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247 | {".fs", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, fs) | SYMREG_SIZE_2 | SYMREG_FLAGS_HYPER },
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248 | {".gs", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, gs) | SYMREG_SIZE_2 | SYMREG_FLAGS_HYPER },
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249 | {".ss", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, ss) | SYMREG_SIZE_2 | SYMREG_FLAGS_HYPER },
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250 |
|
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251 | {".cr0", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, cr0) | SYMREG_SIZE_4 | SYMREG_FLAGS_HYPER },
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252 | {".cr2", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, cr2) | SYMREG_SIZE_4 | SYMREG_FLAGS_HYPER },
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253 | {".cr3", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, cr3) | SYMREG_SIZE_4 | SYMREG_FLAGS_HYPER },
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254 | {".cr4", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, cr4) | SYMREG_SIZE_4 | SYMREG_FLAGS_HYPER },
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255 |
|
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256 | {".tr", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, tr) | SYMREG_SIZE_2 | SYMREG_FLAGS_HYPER },
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257 | {".ldtr", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, ldtr) | SYMREG_SIZE_2 | SYMREG_FLAGS_HYPER },
|
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258 |
|
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259 | {".gdtr", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, gdtr) | SYMREG_SIZE_10 | SYMREG_FLAGS_HYPER },
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260 | {".gdtr.limit", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, gdtr.cbGdt)| SYMREG_SIZE_2| SYMREG_FLAGS_HYPER },
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261 | {".gdtr.base", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, gdtr.pGdt)| SYMREG_SIZE_8 | SYMREG_FLAGS_HYPER },
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262 |
|
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263 | {".idtr", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, idtr) | SYMREG_SIZE_10 | SYMREG_FLAGS_HYPER },
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264 | {".idtr.limit", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, idtr.cbIdt)| SYMREG_SIZE_2| SYMREG_FLAGS_HYPER },
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265 | {".idtr.base", dbgcSymGetReg, dbgcSymSetReg, offsetof(CPUMCTX, idtr.pIdt)| SYMREG_SIZE_8 | SYMREG_FLAGS_HYPER },
|
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266 |
|
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267 | };
|
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268 |
|
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269 |
|
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270 |
|
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271 | /**
|
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272 | * Get builtin register symbol.
|
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273 | *
|
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274 | * The uUser is special for these symbol descriptors. See the SYMREG_* \#defines.
|
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275 | *
|
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276 | * @returns 0 on success.
|
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277 | * @returns VBox evaluation / parsing error code on failure.
|
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278 | * The caller does the bitching.
|
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279 | * @param pSymDesc Pointer to the symbol descriptor.
|
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280 | * @param pCmdHlp Pointer to the command callback structure.
|
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281 | * @param enmType The result type.
|
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282 | * @param pResult Where to store the result.
|
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283 | */
|
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284 | static DECLCALLBACK(int) dbgcSymGetReg(PCDBGCSYM pSymDesc, PDBGCCMDHLP pCmdHlp, DBGCVARTYPE enmType, PDBGCVAR pResult)
|
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285 | {
|
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286 | LogFlow(("dbgcSymSetReg: pSymDesc->pszName=%d\n", pSymDesc->pszName));
|
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287 |
|
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288 | /*
|
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289 | * pVM is required.
|
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290 | */
|
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291 | PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
|
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292 | Assert(pDbgc->pVM);
|
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293 |
|
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294 | /*
|
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295 | * Get the right CPU context.
|
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296 | */
|
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297 | PVMCPU pVCpu = VMMGetCpuById(pDbgc->pVM, pDbgc->idCpu);
|
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298 | PCPUMCTX pCtx;
|
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299 | int rc;
|
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300 | if (!(pSymDesc->uUser & SYMREG_FLAGS_HYPER))
|
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301 | {
|
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302 | pCtx = CPUMQueryGuestCtxPtr(pVCpu);
|
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303 | rc = VINF_SUCCESS;
|
---|
304 | }
|
---|
305 | else
|
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306 | rc = CPUMQueryHyperCtxPtr(pVCpu, &pCtx);
|
---|
307 | if (RT_FAILURE(rc))
|
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308 | return rc;
|
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309 |
|
---|
310 | /*
|
---|
311 | * Get the value.
|
---|
312 | */
|
---|
313 | void *pvValue = (char *)pCtx + SYMREG_OFFSET(pSymDesc->uUser);
|
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314 | uint64_t u64;
|
---|
315 | switch (SYMREG_SIZE(pSymDesc->uUser))
|
---|
316 | {
|
---|
317 | case 1: u64 = *(uint8_t *)pvValue; break;
|
---|
318 | case 2: u64 = *(uint16_t *)pvValue; break;
|
---|
319 | case 4: u64 = *(uint32_t *)pvValue; break;
|
---|
320 | case 6: u64 = *(uint32_t *)pvValue | ((uint64_t)*(uint16_t *)((char *)pvValue + sizeof(uint32_t)) << 32); break;
|
---|
321 | case 8: u64 = *(uint64_t *)pvValue; break;
|
---|
322 | default:
|
---|
323 | return VERR_PARSE_NOT_IMPLEMENTED;
|
---|
324 | }
|
---|
325 |
|
---|
326 | /*
|
---|
327 | * Construct the desired result.
|
---|
328 | */
|
---|
329 | if (enmType == DBGCVAR_TYPE_ANY)
|
---|
330 | enmType = DBGCVAR_TYPE_NUMBER;
|
---|
331 | pResult->pDesc = NULL;
|
---|
332 | pResult->pNext = NULL;
|
---|
333 | pResult->enmType = enmType;
|
---|
334 | pResult->enmRangeType = DBGCVAR_RANGE_NONE;
|
---|
335 | pResult->u64Range = 0;
|
---|
336 |
|
---|
337 | switch (enmType)
|
---|
338 | {
|
---|
339 | case DBGCVAR_TYPE_GC_FLAT:
|
---|
340 | pResult->u.GCFlat = (RTGCPTR)u64;
|
---|
341 | break;
|
---|
342 |
|
---|
343 | case DBGCVAR_TYPE_GC_FAR:
|
---|
344 | switch (SYMREG_SIZE(pSymDesc->uUser))
|
---|
345 | {
|
---|
346 | case 4:
|
---|
347 | if (!(pSymDesc->uUser & SYMREG_FLAGS_HIGH_SEL))
|
---|
348 | {
|
---|
349 | pResult->u.GCFar.off = (uint16_t)u64;
|
---|
350 | pResult->u.GCFar.sel = (uint16_t)(u64 >> 16);
|
---|
351 | }
|
---|
352 | else
|
---|
353 | {
|
---|
354 | pResult->u.GCFar.sel = (uint16_t)u64;
|
---|
355 | pResult->u.GCFar.off = (uint16_t)(u64 >> 16);
|
---|
356 | }
|
---|
357 | break;
|
---|
358 | case 6:
|
---|
359 | if (!(pSymDesc->uUser & SYMREG_FLAGS_HIGH_SEL))
|
---|
360 | {
|
---|
361 | pResult->u.GCFar.off = (uint32_t)u64;
|
---|
362 | pResult->u.GCFar.sel = (uint16_t)(u64 >> 32);
|
---|
363 | }
|
---|
364 | else
|
---|
365 | {
|
---|
366 | pResult->u.GCFar.sel = (uint32_t)u64;
|
---|
367 | pResult->u.GCFar.off = (uint16_t)(u64 >> 32);
|
---|
368 | }
|
---|
369 | break;
|
---|
370 |
|
---|
371 | default:
|
---|
372 | return VERR_PARSE_BAD_RESULT_TYPE;
|
---|
373 | }
|
---|
374 | break;
|
---|
375 |
|
---|
376 | case DBGCVAR_TYPE_GC_PHYS:
|
---|
377 | pResult->u.GCPhys = (RTGCPHYS)u64;
|
---|
378 | break;
|
---|
379 |
|
---|
380 | case DBGCVAR_TYPE_HC_FLAT:
|
---|
381 | pResult->u.pvHCFlat = (void *)(uintptr_t)u64;
|
---|
382 | break;
|
---|
383 |
|
---|
384 | case DBGCVAR_TYPE_HC_FAR:
|
---|
385 | switch (SYMREG_SIZE(pSymDesc->uUser))
|
---|
386 | {
|
---|
387 | case 4:
|
---|
388 | if (!(pSymDesc->uUser & SYMREG_FLAGS_HIGH_SEL))
|
---|
389 | {
|
---|
390 | pResult->u.HCFar.off = (uint16_t)u64;
|
---|
391 | pResult->u.HCFar.sel = (uint16_t)(u64 >> 16);
|
---|
392 | }
|
---|
393 | else
|
---|
394 | {
|
---|
395 | pResult->u.HCFar.sel = (uint16_t)u64;
|
---|
396 | pResult->u.HCFar.off = (uint16_t)(u64 >> 16);
|
---|
397 | }
|
---|
398 | break;
|
---|
399 | case 6:
|
---|
400 | if (!(pSymDesc->uUser & SYMREG_FLAGS_HIGH_SEL))
|
---|
401 | {
|
---|
402 | pResult->u.HCFar.off = (uint32_t)u64;
|
---|
403 | pResult->u.HCFar.sel = (uint16_t)(u64 >> 32);
|
---|
404 | }
|
---|
405 | else
|
---|
406 | {
|
---|
407 | pResult->u.HCFar.sel = (uint32_t)u64;
|
---|
408 | pResult->u.HCFar.off = (uint16_t)(u64 >> 32);
|
---|
409 | }
|
---|
410 | break;
|
---|
411 |
|
---|
412 | default:
|
---|
413 | return VERR_PARSE_BAD_RESULT_TYPE;
|
---|
414 | }
|
---|
415 | break;
|
---|
416 |
|
---|
417 | case DBGCVAR_TYPE_HC_PHYS:
|
---|
418 | pResult->u.GCPhys = (RTGCPHYS)u64;
|
---|
419 | break;
|
---|
420 |
|
---|
421 | case DBGCVAR_TYPE_NUMBER:
|
---|
422 | pResult->u.u64Number = u64;
|
---|
423 | break;
|
---|
424 |
|
---|
425 | case DBGCVAR_TYPE_STRING:
|
---|
426 | case DBGCVAR_TYPE_UNKNOWN:
|
---|
427 | default:
|
---|
428 | return VERR_PARSE_BAD_RESULT_TYPE;
|
---|
429 |
|
---|
430 | }
|
---|
431 |
|
---|
432 | return 0;
|
---|
433 | }
|
---|
434 |
|
---|
435 |
|
---|
436 | /**
|
---|
437 | * Set builtin register symbol.
|
---|
438 | *
|
---|
439 | * The uUser is special for these symbol descriptors. See the SYMREG_* #defines.
|
---|
440 | *
|
---|
441 | * @returns 0 on success.
|
---|
442 | * @returns VBox evaluation / parsing error code on failure.
|
---|
443 | * The caller does the bitching.
|
---|
444 | * @param pSymDesc Pointer to the symbol descriptor.
|
---|
445 | * @param pCmdHlp Pointer to the command callback structure.
|
---|
446 | * @param pValue The value to assign the symbol.
|
---|
447 | */
|
---|
448 | static DECLCALLBACK(int) dbgcSymSetReg(PCDBGCSYM pSymDesc, PDBGCCMDHLP pCmdHlp, PCDBGCVAR pValue)
|
---|
449 | {
|
---|
450 | LogFlow(("dbgcSymSetReg: pSymDesc->pszName=%d\n", pSymDesc->pszName));
|
---|
451 |
|
---|
452 | /*
|
---|
453 | * pVM is required.
|
---|
454 | */
|
---|
455 | PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
|
---|
456 | Assert(pDbgc->pVM);
|
---|
457 |
|
---|
458 | /*
|
---|
459 | * Get the right CPU context.
|
---|
460 | */
|
---|
461 | PVMCPU pVCpu = VMMGetCpuById(pDbgc->pVM, pDbgc->idCpu);
|
---|
462 | PCPUMCTX pCtx;
|
---|
463 | int rc;
|
---|
464 | if (!(pSymDesc->uUser & SYMREG_FLAGS_HYPER))
|
---|
465 | {
|
---|
466 | pCtx = CPUMQueryGuestCtxPtr(pVCpu);
|
---|
467 | rc = VINF_SUCCESS;
|
---|
468 | }
|
---|
469 | else
|
---|
470 | rc = CPUMQueryHyperCtxPtr(pVCpu, &pCtx);
|
---|
471 | if (RT_FAILURE(rc))
|
---|
472 | return rc;
|
---|
473 |
|
---|
474 | /*
|
---|
475 | * Check the new value.
|
---|
476 | */
|
---|
477 | if (pValue->enmType != DBGCVAR_TYPE_NUMBER)
|
---|
478 | return VERR_PARSE_ARGUMENT_TYPE_MISMATCH;
|
---|
479 |
|
---|
480 | /*
|
---|
481 | * Set the value.
|
---|
482 | */
|
---|
483 | void *pvValue = (char *)pCtx + SYMREG_OFFSET(pSymDesc->uUser);
|
---|
484 | switch (SYMREG_SIZE(pSymDesc->uUser))
|
---|
485 | {
|
---|
486 | case 1:
|
---|
487 | *(uint8_t *)pvValue = (uint8_t)pValue->u.u64Number;
|
---|
488 | break;
|
---|
489 | case 2:
|
---|
490 | *(uint16_t *)pvValue = (uint16_t)pValue->u.u64Number;
|
---|
491 | break;
|
---|
492 | case 4:
|
---|
493 | *(uint32_t *)pvValue = (uint32_t)pValue->u.u64Number;
|
---|
494 | break;
|
---|
495 | case 6:
|
---|
496 | *(uint32_t *)pvValue = (uint32_t)pValue->u.u64Number;
|
---|
497 | ((uint16_t *)pvValue)[3] = (uint16_t)(pValue->u.u64Number >> 32);
|
---|
498 | break;
|
---|
499 | case 8:
|
---|
500 | *(uint64_t *)pvValue = pValue->u.u64Number;
|
---|
501 | break;
|
---|
502 | default:
|
---|
503 | return VERR_PARSE_NOT_IMPLEMENTED;
|
---|
504 | }
|
---|
505 |
|
---|
506 | return VINF_SUCCESS;
|
---|
507 | }
|
---|
508 |
|
---|
509 |
|
---|
510 | /**
|
---|
511 | * Finds a builtin symbol.
|
---|
512 | * @returns Pointer to symbol descriptor on success.
|
---|
513 | * @returns NULL on failure.
|
---|
514 | * @param pDbgc The debug console instance.
|
---|
515 | * @param pszSymbol The symbol name.
|
---|
516 | */
|
---|
517 | PCDBGCSYM dbgcLookupRegisterSymbol(PDBGC pDbgc, const char *pszSymbol)
|
---|
518 | {
|
---|
519 | for (unsigned iSym = 0; iSym < RT_ELEMENTS(g_aSyms); iSym++)
|
---|
520 | if (!strcmp(pszSymbol, g_aSyms[iSym].pszName))
|
---|
521 | return &g_aSyms[iSym];
|
---|
522 |
|
---|
523 | /** @todo externally registered symbols. */
|
---|
524 | NOREF(pDbgc);
|
---|
525 | return NULL;
|
---|
526 | }
|
---|
527 |
|
---|