1 | /* $Id: DBGCEmulateCodeView.cpp 102855 2024-01-12 10:51:18Z vboxsync $ */
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2 | /** @file
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3 | * DBGC - Debugger Console, CodeView / WinDbg Emulation.
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4 | */
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5 |
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6 | /*
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7 | * Copyright (C) 2006-2023 Oracle and/or its affiliates.
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8 | *
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9 | * This file is part of VirtualBox base platform packages, as
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10 | * available from https://www.virtualbox.org.
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11 | *
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12 | * This program is free software; you can redistribute it and/or
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13 | * modify it under the terms of the GNU General Public License
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14 | * as published by the Free Software Foundation, in version 3 of the
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15 | * License.
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16 | *
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17 | * This program is distributed in the hope that it will be useful, but
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18 | * WITHOUT ANY WARRANTY; without even the implied warranty of
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19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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20 | * General Public License for more details.
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21 | *
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22 | * You should have received a copy of the GNU General Public License
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23 | * along with this program; if not, see <https://www.gnu.org/licenses>.
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24 | *
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25 | * SPDX-License-Identifier: GPL-3.0-only
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26 | */
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27 |
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28 |
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29 | /*********************************************************************************************************************************
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30 | * Header Files *
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31 | *********************************************************************************************************************************/
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32 | #define LOG_GROUP LOG_GROUP_DBGC
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33 | #include <VBox/dbg.h>
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34 | #include <VBox/vmm/dbgf.h>
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35 | #include <VBox/vmm/dbgfflowtrace.h>
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36 | #include <VBox/vmm/pgm.h>
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37 | #include <VBox/vmm/cpum.h>
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38 | #include <VBox/dis.h>
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39 | #include <VBox/param.h>
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40 | #include <VBox/err.h>
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41 | #include <VBox/log.h>
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42 |
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43 | #include <iprt/asm.h>
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44 | #include <iprt/mem.h>
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45 | #include <iprt/string.h>
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46 | #include <iprt/assert.h>
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47 | #include <iprt/ctype.h>
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48 | #include <iprt/time.h>
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49 |
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50 | #include <stdlib.h>
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51 | #include <stdio.h>
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52 |
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53 | #include "DBGCInternal.h"
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54 |
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55 |
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56 | /*********************************************************************************************************************************
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57 | * Internal Functions *
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58 | *********************************************************************************************************************************/
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59 | static FNDBGCCMD dbgcCmdBrkAccess;
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60 | static FNDBGCCMD dbgcCmdBrkClear;
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61 | static FNDBGCCMD dbgcCmdBrkDisable;
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62 | static FNDBGCCMD dbgcCmdBrkEnable;
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63 | static FNDBGCCMD dbgcCmdBrkList;
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64 | static FNDBGCCMD dbgcCmdBrkSet;
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65 | static FNDBGCCMD dbgcCmdBrkREM;
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66 | static FNDBGCCMD dbgcCmdDumpMem;
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67 | static FNDBGCCMD dbgcCmdDumpDT;
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68 | static FNDBGCCMD dbgcCmdDumpIDT;
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69 | static FNDBGCCMD dbgcCmdDumpPageDir;
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70 | static FNDBGCCMD dbgcCmdDumpPageDirBoth;
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71 | static FNDBGCCMD dbgcCmdDumpPageHierarchy;
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72 | static FNDBGCCMD dbgcCmdDumpPageTable;
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73 | static FNDBGCCMD dbgcCmdDumpPageTableBoth;
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74 | static FNDBGCCMD dbgcCmdDumpTSS;
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75 | static FNDBGCCMD dbgcCmdDumpTypeInfo;
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76 | static FNDBGCCMD dbgcCmdDumpTypedVal;
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77 | static FNDBGCCMD dbgcCmdEditMem;
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78 | static FNDBGCCMD dbgcCmdGo;
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79 | static FNDBGCCMD dbgcCmdGoUp;
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80 | static FNDBGCCMD dbgcCmdListModules;
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81 | static FNDBGCCMD dbgcCmdListNear;
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82 | static FNDBGCCMD dbgcCmdListSource;
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83 | static FNDBGCCMD dbgcCmdListSymbols;
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84 | static FNDBGCCMD dbgcCmdMemoryInfo;
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85 | static FNDBGCCMD dbgcCmdReg;
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86 | static FNDBGCCMD dbgcCmdRegGuest;
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87 | static FNDBGCCMD dbgcCmdRegTerse;
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88 | static FNDBGCCMD dbgcCmdSearchMem;
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89 | static FNDBGCCMD dbgcCmdSearchMemType;
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90 | static FNDBGCCMD dbgcCmdStepTrace;
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91 | static FNDBGCCMD dbgcCmdStepTraceTo;
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92 | static FNDBGCCMD dbgcCmdStepTraceToggle;
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93 | static FNDBGCCMD dbgcCmdEventCtrl;
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94 | static FNDBGCCMD dbgcCmdEventCtrlList;
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95 | static FNDBGCCMD dbgcCmdEventCtrlReset;
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96 | static FNDBGCCMD dbgcCmdStack;
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97 | static FNDBGCCMD dbgcCmdUnassemble;
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98 | static FNDBGCCMD dbgcCmdUnassembleCfg;
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99 | static FNDBGCCMD dbgcCmdTraceFlowClear;
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100 | static FNDBGCCMD dbgcCmdTraceFlowDisable;
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101 | static FNDBGCCMD dbgcCmdTraceFlowEnable;
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102 | static FNDBGCCMD dbgcCmdTraceFlowPrint;
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103 | static FNDBGCCMD dbgcCmdTraceFlowReset;
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104 |
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105 |
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106 | /*********************************************************************************************************************************
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107 | * Global Variables *
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108 | *********************************************************************************************************************************/
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109 | /** 'ba' arguments. */
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110 | static const DBGCVARDESC g_aArgBrkAcc[] =
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111 | {
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112 | /* cTimesMin, cTimesMax, enmCategory, fFlags, pszName, pszDescription */
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113 | { 1, 1, DBGCVAR_CAT_STRING, 0, "access", "The access type: x=execute, rw=read/write (alias r), w=write, i=not implemented." },
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114 | { 1, 1, DBGCVAR_CAT_NUMBER, 0, "size", "The access size: 1, 2, 4, or 8. 'x' access requires 1, and 8 requires amd64 long mode." },
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115 | { 1, 1, DBGCVAR_CAT_GC_POINTER, 0, "address", "The address." },
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116 | { 0, 1, DBGCVAR_CAT_NUMBER, 0, "passes", "The number of passes before we trigger the breakpoint. (0 is default)" },
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117 | { 0, 1, DBGCVAR_CAT_NUMBER, DBGCVD_FLAGS_DEP_PREV, "max passes", "The number of passes after which we stop triggering the breakpoint. (~0 is default)" },
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118 | { 0, 1, DBGCVAR_CAT_STRING, 0, "cmds", "String of commands to be executed when the breakpoint is hit. Quote it!" },
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119 | };
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120 |
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121 |
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122 | /** 'bc', 'bd', 'be' arguments. */
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123 | static const DBGCVARDESC g_aArgBrks[] =
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124 | {
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125 | /* cTimesMin, cTimesMax, enmCategory, fFlags, pszName, pszDescription */
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126 | { 0, ~0U, DBGCVAR_CAT_NUMBER, 0, "#bp", "Breakpoint number." },
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127 | { 0, 1, DBGCVAR_CAT_STRING, 0, "all", "All breakpoints." },
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128 | };
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129 |
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130 |
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131 | /** 'bp' arguments. */
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132 | static const DBGCVARDESC g_aArgBrkSet[] =
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133 | {
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134 | /* cTimesMin, cTimesMax, enmCategory, fFlags, pszName, pszDescription */
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135 | { 1, 1, DBGCVAR_CAT_GC_POINTER, 0, "address", "The address." },
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136 | { 0, 1, DBGCVAR_CAT_NUMBER, 0, "passes", "The number of passes before we trigger the breakpoint. (0 is default)" },
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137 | { 0, 1, DBGCVAR_CAT_NUMBER, DBGCVD_FLAGS_DEP_PREV, "max passes", "The number of passes after which we stop triggering the breakpoint. (~0 is default)" },
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138 | { 0, 1, DBGCVAR_CAT_STRING, 0, "cmds", "String of commands to be executed when the breakpoint is hit. Quote it!" },
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139 | };
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140 |
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141 |
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142 | /** 'br' arguments. */
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143 | static const DBGCVARDESC g_aArgBrkREM[] =
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144 | {
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145 | /* cTimesMin, cTimesMax, enmCategory, fFlags, pszName, pszDescription */
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146 | { 1, 1, DBGCVAR_CAT_GC_POINTER, 0, "address", "The address." },
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147 | { 0, 1, DBGCVAR_CAT_NUMBER, 0, "passes", "The number of passes before we trigger the breakpoint. (0 is default)" },
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148 | { 0, 1, DBGCVAR_CAT_NUMBER, DBGCVD_FLAGS_DEP_PREV, "max passes", "The number of passes after which we stop triggering the breakpoint. (~0 is default)" },
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149 | { 0, 1, DBGCVAR_CAT_STRING, 0, "cmds", "String of commands to be executed when the breakpoint is hit. Quote it!" },
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150 | };
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151 |
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152 |
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153 | /** 'd?' arguments. */
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154 | static const DBGCVARDESC g_aArgDumpMem[] =
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155 | {
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156 | /* cTimesMin, cTimesMax, enmCategory, fFlags, pszName, pszDescription */
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157 | { 0, 1, DBGCVAR_CAT_POINTER, 0, "address", "Address where to start dumping memory. Tip: Use the L or LB operator to specify how may items or bytes to dump." },
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158 | };
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159 |
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160 |
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161 | /** 'dg', 'dga', 'dl', 'dla' arguments. */
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162 | static const DBGCVARDESC g_aArgDumpDT[] =
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163 | {
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164 | /* cTimesMin, cTimesMax, enmCategory, fFlags, pszName, pszDescription */
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165 | { 0, ~0U, DBGCVAR_CAT_NUMBER, 0, "sel", "Selector or selector range." },
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166 | { 0, ~0U, DBGCVAR_CAT_POINTER, 0, "address", "Far address which selector should be dumped." },
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167 | };
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168 |
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169 |
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170 | /** 'di', 'dia' arguments. */
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171 | static const DBGCVARDESC g_aArgDumpIDT[] =
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172 | {
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173 | /* cTimesMin, cTimesMax, enmCategory, fFlags, pszName, pszDescription */
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174 | { 0, ~0U, DBGCVAR_CAT_NUMBER, 0, "int", "The interrupt vector or interrupt vector range." },
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175 | };
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176 |
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177 |
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178 | /** 'dpd*' arguments. */
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179 | static const DBGCVARDESC g_aArgDumpPD[] =
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180 | {
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181 | /* cTimesMin, cTimesMax, enmCategory, fFlags, pszName, pszDescription */
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182 | { 0, 1, DBGCVAR_CAT_NUMBER, 0, "index", "Index into the page directory." },
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183 | { 0, 1, DBGCVAR_CAT_POINTER, 0, "address", "Address which page directory entry to start dumping from. Range is applied to the page directory." },
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184 | };
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185 |
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186 |
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187 | /** 'dpda' arguments. */
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188 | static const DBGCVARDESC g_aArgDumpPDAddr[] =
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189 | {
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190 | /* cTimesMin, cTimesMax, enmCategory, fFlags, pszName, pszDescription */
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191 | { 0, 1, DBGCVAR_CAT_POINTER, 0, "address", "Address of the page directory entry to start dumping from." },
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192 | };
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193 |
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194 |
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195 | /** 'dph*' arguments. */
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196 | static const DBGCVARDESC g_aArgDumpPH[] =
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197 | {
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198 | /* cTimesMin, cTimesMax, enmCategory, fFlags, pszName, pszDescription */
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199 | { 0, 1, DBGCVAR_CAT_GC_POINTER, 0, "address", "Where in the address space to start dumping and for how long (range). The default address/range will be used if omitted." },
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200 | { 0, 1, DBGCVAR_CAT_NUMBER, DBGCVD_FLAGS_DEP_PREV, "cr3", "The CR3 value to use. The current CR3 of the context will be used if omitted." },
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201 | { 0, 1, DBGCVAR_CAT_STRING, DBGCVD_FLAGS_DEP_PREV, "mode", "The paging mode: legacy, pse, pae, long, ept. Append '-np' for nested paging and '-nx' for no-execute. The current mode will be used if omitted." },
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202 | };
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203 |
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204 |
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205 | /** 'dpt?' arguments. */
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206 | static const DBGCVARDESC g_aArgDumpPT[] =
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207 | {
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208 | /* cTimesMin, cTimesMax, enmCategory, fFlags, pszName, pszDescription */
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209 | { 1, 1, DBGCVAR_CAT_POINTER, 0, "address", "Address which page directory entry to start dumping from." },
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210 | };
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211 |
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212 |
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213 | /** 'dpta' arguments. */
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214 | static const DBGCVARDESC g_aArgDumpPTAddr[] =
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215 | {
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216 | /* cTimesMin, cTimesMax, enmCategory, fFlags, pszName, pszDescription */
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217 | { 1, 1, DBGCVAR_CAT_POINTER, 0, "address", "Address of the page table entry to start dumping from." },
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218 | };
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219 |
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220 |
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221 | /** 'dt' arguments. */
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222 | static const DBGCVARDESC g_aArgDumpTSS[] =
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223 | {
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224 | /* cTimesMin, cTimesMax, enmCategory, fFlags, pszName, pszDescription */
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225 | { 0, 1, DBGCVAR_CAT_NUMBER, 0, "tss", "TSS selector number." },
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226 | { 0, 1, DBGCVAR_CAT_POINTER, 0, "tss:ign|addr", "TSS address. If the selector is a TSS selector, the offset will be ignored." }
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227 | };
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228 |
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229 |
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230 | /** 'dti' arguments. */
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231 | static const DBGCVARDESC g_aArgDumpTypeInfo[] =
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232 | {
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233 | /* cTimesMin, cTimesMax, enmCategory, fFlags, pszName, pszDescription */
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234 | { 1, 1, DBGCVAR_CAT_STRING, 0, "type", "The type to dump" },
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235 | { 0, 1, DBGCVAR_CAT_NUMBER, 0, "levels", "How many levels to dump the type information" }
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236 | };
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237 |
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238 |
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239 | /** 'dtv' arguments. */
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240 | static const DBGCVARDESC g_aArgDumpTypedVal[] =
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241 | {
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242 | /* cTimesMin, cTimesMax, enmCategory, fFlags, pszName, pszDescription */
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243 | { 1, 1, DBGCVAR_CAT_STRING, 0, "type", "The type to use" },
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244 | { 1, 1, DBGCVAR_CAT_POINTER, 0, "address", "Address to start dumping from." },
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245 | { 0, 1, DBGCVAR_CAT_NUMBER, 0, "levels", "How many levels to dump" }
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246 | };
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247 |
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248 |
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249 | /** 'e?' arguments. */
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250 | static const DBGCVARDESC g_aArgEditMem[] =
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251 | {
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252 | /* cTimesMin, cTimesMax, enmCategory, fFlags, pszName, pszDescription */
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253 | { 1, 1, DBGCVAR_CAT_POINTER, 0, "address", "Address where to write." },
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254 | { 1, ~0U, DBGCVAR_CAT_NUMBER, 0, "value", "Value to write." },
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255 | };
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256 |
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257 |
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258 | /** 'g' arguments. */
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259 | static const DBGCVARDESC g_aArgGo[] =
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260 | {
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261 | /* cTimesMin, cTimesMax, enmCategory, fFlags, pszName, pszDescription */
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262 | { 0, 1, DBGCVAR_CAT_NUMBER, 0, "idCpu", "CPU ID." },
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263 | };
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264 |
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265 |
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266 | /** 'lm' arguments. */
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267 | static const DBGCVARDESC g_aArgListMods[] =
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268 | {
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269 | /* cTimesMin, cTimesMax, enmCategory, fFlags, pszName, pszDescription */
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270 | { 0, ~0U, DBGCVAR_CAT_STRING, 0, "module", "Module name." },
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271 | };
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272 |
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273 |
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274 | /** 'ln' arguments. */
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275 | static const DBGCVARDESC g_aArgListNear[] =
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276 | {
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277 | /* cTimesMin, cTimesMax, enmCategory, fFlags, pszName, pszDescription */
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278 | { 0, ~0U, DBGCVAR_CAT_POINTER, 0, "address", "Address of the symbol to look up." },
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279 | { 0, ~0U, DBGCVAR_CAT_SYMBOL, 0, "symbol", "Symbol to lookup." },
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280 | };
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281 |
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282 |
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283 | /** 'ls' arguments. */
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284 | static const DBGCVARDESC g_aArgListSource[] =
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285 | {
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286 | /* cTimesMin, cTimesMax, enmCategory, fFlags, pszName, pszDescription */
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287 | { 0, 1, DBGCVAR_CAT_POINTER, 0, "address", "Address where to start looking for source lines." },
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288 | };
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289 |
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290 |
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291 | /** 'm' argument. */
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292 | static const DBGCVARDESC g_aArgMemoryInfo[] =
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293 | {
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294 | /* cTimesMin, cTimesMax, enmCategory, fFlags, pszName, pszDescription */
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295 | { 1, 1, DBGCVAR_CAT_POINTER, 0, "address", "Pointer to obtain info about." },
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296 | };
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297 |
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298 |
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299 | /** 'p', 'pc', 'pt', 't', 'tc' and 'tt' arguments. */
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300 | static const DBGCVARDESC g_aArgStepTrace[] =
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301 | {
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302 | /* cTimesMin, cTimesMax, enmCategory, fFlags, pszName, pszDescription */
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303 | { 0, 1, DBGCVAR_CAT_NUMBER, 0, "count", "Number of instructions or source lines to step." },
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304 | { 0, 1, DBGCVAR_CAT_STRING, 0, "cmds", "String of commands to be executed afterwards. Quote it!" },
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305 | };
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306 |
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307 |
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308 | /** 'pa' and 'ta' arguments. */
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309 | static const DBGCVARDESC g_aArgStepTraceTo[] =
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310 | {
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311 | /* cTimesMin, cTimesMax, enmCategory, fFlags, pszName, pszDescription */
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312 | { 1, 1, DBGCVAR_CAT_POINTER, 0, "address", "Where to stop" },
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313 | { 0, 1, DBGCVAR_CAT_STRING, 0, "cmds", "String of commands to be executed afterwards. Quote it!" },
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314 | };
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315 |
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316 |
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317 | /** 'r' arguments. */
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318 | static const DBGCVARDESC g_aArgReg[] =
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319 | {
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320 | /* cTimesMin, cTimesMax, enmCategory, fFlags, pszName, pszDescription */
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321 | { 0, 1, DBGCVAR_CAT_SYMBOL, 0, "register", "Register to show or set." },
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322 | { 0, 1, DBGCVAR_CAT_STRING, DBGCVD_FLAGS_DEP_PREV, "=", "Equal sign." },
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323 | { 0, 1, DBGCVAR_CAT_NUMBER, DBGCVD_FLAGS_DEP_PREV, "value", "New register value." },
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324 | };
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325 |
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326 |
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327 | /** 's' arguments. */
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328 | static const DBGCVARDESC g_aArgSearchMem[] =
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329 | {
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330 | /* cTimesMin, cTimesMax, enmCategory, fFlags, pszName, pszDescription */
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331 | { 0, 1, DBGCVAR_CAT_OPTION, 0, "-b", "Byte string." },
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332 | { 0, 1, DBGCVAR_CAT_OPTION, 0, "-w", "Word string." },
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333 | { 0, 1, DBGCVAR_CAT_OPTION, 0, "-d", "DWord string." },
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334 | { 0, 1, DBGCVAR_CAT_OPTION, 0, "-q", "QWord string." },
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335 | { 0, 1, DBGCVAR_CAT_OPTION, 0, "-a", "ASCII string." },
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336 | { 0, 1, DBGCVAR_CAT_OPTION, 0, "-u", "Unicode string." },
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337 | { 0, 1, DBGCVAR_CAT_OPTION_NUMBER, 0, "-n <Hits>", "Maximum number of hits." },
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338 | { 0, 1, DBGCVAR_CAT_GC_POINTER, 0, "range", "Register to show or set." },
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339 | { 0, ~0U, DBGCVAR_CAT_ANY, 0, "pattern", "Pattern to search for." },
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340 | };
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341 |
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342 |
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343 | /** 's?' arguments. */
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344 | static const DBGCVARDESC g_aArgSearchMemType[] =
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345 | {
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346 | /* cTimesMin, cTimesMax, enmCategory, fFlags, pszName, pszDescription */
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347 | { 1, 1, DBGCVAR_CAT_GC_POINTER, 0, "range", "Register to show or set." },
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348 | { 1, ~0U, DBGCVAR_CAT_ANY, 0, "pattern", "Pattern to search for." },
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349 | };
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350 |
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351 |
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352 | /** 'sxe', 'sxn', 'sxi', 'sx-' arguments. */
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353 | static const DBGCVARDESC g_aArgEventCtrl[] =
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354 | {
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355 | /* cTimesMin, cTimesMax, enmCategory, fFlags, pszName, pszDescription */
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356 | { 0, 1, DBGCVAR_CAT_STRING, 0, "-c", "The -c option, requires <cmds>." },
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357 | { 0, 1, DBGCVAR_CAT_STRING, DBGCVD_FLAGS_DEP_PREV, "cmds", "Command to execute on this event." },
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358 | { 0 /*weird*/, ~0U, DBGCVAR_CAT_STRING, 0, "event", "One or more events, 'all' refering to all events." },
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359 | };
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360 |
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361 | /** 'sx' and 'sr' arguments. */
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362 | static const DBGCVARDESC g_aArgEventCtrlOpt[] =
|
---|
363 | {
|
---|
364 | /* cTimesMin, cTimesMax, enmCategory, fFlags, pszName, pszDescription */
|
---|
365 | { 0, ~0U, DBGCVAR_CAT_STRING, 0, "event", "Zero or more events, 'all' refering to all events and being the default." },
|
---|
366 | };
|
---|
367 |
|
---|
368 | /** 'u' arguments. */
|
---|
369 | static const DBGCVARDESC g_aArgUnassemble[] =
|
---|
370 | {
|
---|
371 | /* cTimesMin, cTimesMax, enmCategory, fFlags, pszName, pszDescription */
|
---|
372 | { 0, 1, DBGCVAR_CAT_POINTER, 0, "address", "Address where to start disassembling." },
|
---|
373 | };
|
---|
374 |
|
---|
375 | /** 'ucfg' arguments. */
|
---|
376 | static const DBGCVARDESC g_aArgUnassembleCfg[] =
|
---|
377 | {
|
---|
378 | /* cTimesMin, cTimesMax, enmCategory, fFlags, pszName, pszDescription */
|
---|
379 | { 0, 1, DBGCVAR_CAT_POINTER, 0, "address", "Address where to start disassembling." },
|
---|
380 | };
|
---|
381 |
|
---|
382 | /** 'x' arguments. */
|
---|
383 | static const DBGCVARDESC g_aArgListSyms[] =
|
---|
384 | {
|
---|
385 | /* cTimesMin, cTimesMax, enmCategory, fFlags, pszName, pszDescription */
|
---|
386 | { 1, 1, DBGCVAR_CAT_STRING, 0, "symbols", "The symbols to list, format is Module!Symbol with wildcards being supoprted." }
|
---|
387 | };
|
---|
388 |
|
---|
389 | /** 'tflowc' arguments. */
|
---|
390 | static const DBGCVARDESC g_aArgTraceFlowClear[] =
|
---|
391 | {
|
---|
392 | /* cTimesMin, cTimesMax, enmCategory, fFlags, pszName, pszDescription */
|
---|
393 | { 0, ~0U, DBGCVAR_CAT_NUMBER, 0, "#tf", "Trace flow module number." },
|
---|
394 | { 0, 1, DBGCVAR_CAT_STRING, 0, "all", "All trace flow modules." },
|
---|
395 | };
|
---|
396 |
|
---|
397 | /** 'tflowd' arguments. */
|
---|
398 | static const DBGCVARDESC g_aArgTraceFlowDisable[] =
|
---|
399 | {
|
---|
400 | /* cTimesMin, cTimesMax, enmCategory, fFlags, pszName, pszDescription */
|
---|
401 | { 0, ~0U, DBGCVAR_CAT_NUMBER, 0, "#tf", "Trace flow module number." },
|
---|
402 | { 0, 1, DBGCVAR_CAT_STRING, 0, "all", "All trace flow modules." },
|
---|
403 | };
|
---|
404 |
|
---|
405 | /** 'tflowe' arguments. */
|
---|
406 | static const DBGCVARDESC g_aArgTraceFlowEnable[] =
|
---|
407 | {
|
---|
408 | /* cTimesMin, cTimesMax, enmCategory, fFlags, pszName, pszDescription */
|
---|
409 | { 0, 1, DBGCVAR_CAT_POINTER, 0, "address", "Address where to start tracing." },
|
---|
410 | { 0, 1, DBGCVAR_CAT_OPTION_NUMBER, 0, "<Hits>", "Maximum number of hits before the module is disabled." }
|
---|
411 | };
|
---|
412 |
|
---|
413 | /** 'tflowp', 'tflowr' arguments. */
|
---|
414 | static const DBGCVARDESC g_aArgTraceFlowPrintReset[] =
|
---|
415 | {
|
---|
416 | /* cTimesMin, cTimesMax, enmCategory, fFlags, pszName, pszDescription */
|
---|
417 | { 0, ~0U, DBGCVAR_CAT_NUMBER, 0, "#tf", "Trace flow module number." },
|
---|
418 | { 0, 1, DBGCVAR_CAT_STRING, 0, "all", "All trace flow modules." },
|
---|
419 | };
|
---|
420 |
|
---|
421 | /** Command descriptors for the CodeView / WinDbg emulation.
|
---|
422 | * The emulation isn't attempting to be identical, only somewhat similar.
|
---|
423 | */
|
---|
424 | const DBGCCMD g_aCmdsCodeView[] =
|
---|
425 | {
|
---|
426 | /* pszCmd, cArgsMin, cArgsMax, paArgDescs, cArgDescs, fFlags, pfnHandler pszSyntax, ....pszDescription */
|
---|
427 | { "ba", 3, 6, &g_aArgBrkAcc[0], RT_ELEMENTS(g_aArgBrkAcc), 0, dbgcCmdBrkAccess, "<access> <size> <address> [passes [max passes]] [cmds]",
|
---|
428 | "Sets a data access breakpoint." },
|
---|
429 | { "bc", 1, ~0U, &g_aArgBrks[0], RT_ELEMENTS(g_aArgBrks), 0, dbgcCmdBrkClear, "all | <bp#> [bp# []]", "Deletes a set of breakpoints." },
|
---|
430 | { "bd", 1, ~0U, &g_aArgBrks[0], RT_ELEMENTS(g_aArgBrks), 0, dbgcCmdBrkDisable, "all | <bp#> [bp# []]", "Disables a set of breakpoints." },
|
---|
431 | { "be", 1, ~0U, &g_aArgBrks[0], RT_ELEMENTS(g_aArgBrks), 0, dbgcCmdBrkEnable, "all | <bp#> [bp# []]", "Enables a set of breakpoints." },
|
---|
432 | { "bl", 0, 0, NULL, 0, 0, dbgcCmdBrkList, "", "Lists all the breakpoints." },
|
---|
433 | { "bp", 1, 4, &g_aArgBrkSet[0], RT_ELEMENTS(g_aArgBrkSet), 0, dbgcCmdBrkSet, "<address> [passes [max passes]] [cmds]",
|
---|
434 | "Sets a breakpoint (int 3)." },
|
---|
435 | { "br", 1, 4, &g_aArgBrkREM[0], RT_ELEMENTS(g_aArgBrkREM), 0, dbgcCmdBrkREM, "<address> [passes [max passes]] [cmds]",
|
---|
436 | "Sets a recompiler specific breakpoint." },
|
---|
437 | { "d", 0, 1, &g_aArgDumpMem[0], RT_ELEMENTS(g_aArgDumpMem), 0, dbgcCmdDumpMem, "[addr]", "Dump memory using last element size and type." },
|
---|
438 | { "dF", 0, 1, &g_aArgDumpMem[0], RT_ELEMENTS(g_aArgDumpMem), 0, dbgcCmdDumpMem, "[addr]", "Dump memory as far 16:16." },
|
---|
439 | { "dFs", 0, 1, &g_aArgDumpMem[0], RT_ELEMENTS(g_aArgDumpMem), 0, dbgcCmdDumpMem, "[addr]", "Dump memory as far 16:16 with near symbols." },
|
---|
440 | { "da", 0, 1, &g_aArgDumpMem[0], RT_ELEMENTS(g_aArgDumpMem), 0, dbgcCmdDumpMem, "[addr]", "Dump memory as ascii string." },
|
---|
441 | { "db", 0, 1, &g_aArgDumpMem[0], RT_ELEMENTS(g_aArgDumpMem), 0, dbgcCmdDumpMem, "[addr]", "Dump memory in bytes." },
|
---|
442 | { "dd", 0, 1, &g_aArgDumpMem[0], RT_ELEMENTS(g_aArgDumpMem), 0, dbgcCmdDumpMem, "[addr]", "Dump memory in double words." },
|
---|
443 | { "dds", 0, 1, &g_aArgDumpMem[0], RT_ELEMENTS(g_aArgDumpMem), 0, dbgcCmdDumpMem, "[addr]", "Dump memory as double words with near symbols." },
|
---|
444 | { "da", 0, 1, &g_aArgDumpMem[0], RT_ELEMENTS(g_aArgDumpMem), 0, dbgcCmdDumpMem, "[addr]", "Dump memory as ascii string." },
|
---|
445 | { "dg", 0, ~0U, &g_aArgDumpDT[0], RT_ELEMENTS(g_aArgDumpDT), 0, dbgcCmdDumpDT, "[sel [..]]", "Dump the global descriptor table (GDT)." },
|
---|
446 | { "dga", 0, ~0U, &g_aArgDumpDT[0], RT_ELEMENTS(g_aArgDumpDT), 0, dbgcCmdDumpDT, "[sel [..]]", "Dump the global descriptor table (GDT) including not-present entries." },
|
---|
447 | { "di", 0, ~0U, &g_aArgDumpIDT[0], RT_ELEMENTS(g_aArgDumpIDT), 0, dbgcCmdDumpIDT, "[int [..]]", "Dump the interrupt descriptor table (IDT)." },
|
---|
448 | { "dia", 0, ~0U, &g_aArgDumpIDT[0], RT_ELEMENTS(g_aArgDumpIDT), 0, dbgcCmdDumpIDT, "[int [..]]", "Dump the interrupt descriptor table (IDT) including not-present entries." },
|
---|
449 | { "dl", 0, ~0U, &g_aArgDumpDT[0], RT_ELEMENTS(g_aArgDumpDT), 0, dbgcCmdDumpDT, "[sel [..]]", "Dump the local descriptor table (LDT)." },
|
---|
450 | { "dla", 0, ~0U, &g_aArgDumpDT[0], RT_ELEMENTS(g_aArgDumpDT), 0, dbgcCmdDumpDT, "[sel [..]]", "Dump the local descriptor table (LDT) including not-present entries." },
|
---|
451 | { "dpd", 0, 1, &g_aArgDumpPD[0], RT_ELEMENTS(g_aArgDumpPD), 0, dbgcCmdDumpPageDir, "[addr|index]", "Dumps page directory entries of the default context." },
|
---|
452 | { "dpda", 0, 1, &g_aArgDumpPDAddr[0],RT_ELEMENTS(g_aArgDumpPDAddr), 0, dbgcCmdDumpPageDir, "[addr]", "Dumps memory at given address as a page directory." },
|
---|
453 | { "dpdb", 0, 1, &g_aArgDumpPD[0], RT_ELEMENTS(g_aArgDumpPD), 0, dbgcCmdDumpPageDirBoth, "[addr|index]", "Dumps page directory entries of the guest and the hypervisor. " },
|
---|
454 | { "dpdg", 0, 1, &g_aArgDumpPD[0], RT_ELEMENTS(g_aArgDumpPD), 0, dbgcCmdDumpPageDir, "[addr|index]", "Dumps page directory entries of the guest." },
|
---|
455 | { "dpdh", 0, 1, &g_aArgDumpPD[0], RT_ELEMENTS(g_aArgDumpPD), 0, dbgcCmdDumpPageDir, "[addr|index]", "Dumps page directory entries of the hypervisor. " },
|
---|
456 | { "dph", 0, 3, &g_aArgDumpPH[0], RT_ELEMENTS(g_aArgDumpPH), 0, dbgcCmdDumpPageHierarchy, "[addr [cr3 [mode]]", "Dumps the paging hierarchy at for specfied address range. Default context." },
|
---|
457 | { "dphg", 0, 3, &g_aArgDumpPH[0], RT_ELEMENTS(g_aArgDumpPH), 0, dbgcCmdDumpPageHierarchy, "[addr [cr3 [mode]]", "Dumps the paging hierarchy at for specfied address range. Guest context." },
|
---|
458 | { "dphh", 0, 3, &g_aArgDumpPH[0], RT_ELEMENTS(g_aArgDumpPH), 0, dbgcCmdDumpPageHierarchy, "[addr [cr3 [mode]]", "Dumps the paging hierarchy at for specfied address range. Hypervisor context." },
|
---|
459 | { "dp", 0, 1, &g_aArgDumpMem[0], RT_ELEMENTS(g_aArgDumpMem), 0, dbgcCmdDumpMem, "[addr]", "Dump memory in mode sized words." },
|
---|
460 | { "dps", 0, 1, &g_aArgDumpMem[0], RT_ELEMENTS(g_aArgDumpMem), 0, dbgcCmdDumpMem, "[addr]", "Dump memory in mode sized words with near symbols." },
|
---|
461 | { "dpt", 1, 1, &g_aArgDumpPT[0], RT_ELEMENTS(g_aArgDumpPT), 0, dbgcCmdDumpPageTable,"<addr>", "Dumps page table entries of the default context." },
|
---|
462 | { "dpta", 1, 1, &g_aArgDumpPTAddr[0],RT_ELEMENTS(g_aArgDumpPTAddr), 0, dbgcCmdDumpPageTable,"<addr>", "Dumps memory at given address as a page table." },
|
---|
463 | { "dptb", 1, 1, &g_aArgDumpPT[0], RT_ELEMENTS(g_aArgDumpPT), 0, dbgcCmdDumpPageTableBoth,"<addr>", "Dumps page table entries of the guest and the hypervisor." },
|
---|
464 | { "dptg", 1, 1, &g_aArgDumpPT[0], RT_ELEMENTS(g_aArgDumpPT), 0, dbgcCmdDumpPageTable,"<addr>", "Dumps page table entries of the guest." },
|
---|
465 | { "dpth", 1, 1, &g_aArgDumpPT[0], RT_ELEMENTS(g_aArgDumpPT), 0, dbgcCmdDumpPageTable,"<addr>", "Dumps page table entries of the hypervisor." },
|
---|
466 | { "dq", 0, 1, &g_aArgDumpMem[0], RT_ELEMENTS(g_aArgDumpMem), 0, dbgcCmdDumpMem, "[addr]", "Dump memory in quad words." },
|
---|
467 | { "dqs", 0, 1, &g_aArgDumpMem[0], RT_ELEMENTS(g_aArgDumpMem), 0, dbgcCmdDumpMem, "[addr]", "Dump memory as quad words with near symbols." },
|
---|
468 | { "dt", 0, 1, &g_aArgDumpTSS[0], RT_ELEMENTS(g_aArgDumpTSS), 0, dbgcCmdDumpTSS, "[tss|tss:ign|addr]", "Dump the task state segment (TSS)." },
|
---|
469 | { "dt16", 0, 1, &g_aArgDumpTSS[0], RT_ELEMENTS(g_aArgDumpTSS), 0, dbgcCmdDumpTSS, "[tss|tss:ign|addr]", "Dump the 16-bit task state segment (TSS)." },
|
---|
470 | { "dt32", 0, 1, &g_aArgDumpTSS[0], RT_ELEMENTS(g_aArgDumpTSS), 0, dbgcCmdDumpTSS, "[tss|tss:ign|addr]", "Dump the 32-bit task state segment (TSS)." },
|
---|
471 | { "dt64", 0, 1, &g_aArgDumpTSS[0], RT_ELEMENTS(g_aArgDumpTSS), 0, dbgcCmdDumpTSS, "[tss|tss:ign|addr]", "Dump the 64-bit task state segment (TSS)." },
|
---|
472 | { "dti", 1, 2, &g_aArgDumpTypeInfo[0],RT_ELEMENTS(g_aArgDumpTypeInfo), 0, dbgcCmdDumpTypeInfo,"<type> [levels]", "Dump type information." },
|
---|
473 | { "dtv", 2, 3, &g_aArgDumpTypedVal[0],RT_ELEMENTS(g_aArgDumpTypedVal), 0, dbgcCmdDumpTypedVal,"<type> <addr> [levels]", "Dump a memory buffer using the information in the given type." },
|
---|
474 | { "du", 0, 1, &g_aArgDumpMem[0], RT_ELEMENTS(g_aArgDumpMem), 0, dbgcCmdDumpMem, "[addr]", "Dump memory as unicode string (little endian)." },
|
---|
475 | { "dw", 0, 1, &g_aArgDumpMem[0], RT_ELEMENTS(g_aArgDumpMem), 0, dbgcCmdDumpMem, "[addr]", "Dump memory in words." },
|
---|
476 | /** @todo add 'e', 'ea str', 'eza str', 'eu str' and 'ezu str'. See also
|
---|
477 | * dbgcCmdSearchMem and its dbgcVarsToBytes usage. */
|
---|
478 | { "eb", 2, 2, &g_aArgEditMem[0], RT_ELEMENTS(g_aArgEditMem), 0, dbgcCmdEditMem, "<addr> <value>", "Write a 1-byte value to memory." },
|
---|
479 | { "ew", 2, 2, &g_aArgEditMem[0], RT_ELEMENTS(g_aArgEditMem), 0, dbgcCmdEditMem, "<addr> <value>", "Write a 2-byte value to memory." },
|
---|
480 | { "ed", 2, 2, &g_aArgEditMem[0], RT_ELEMENTS(g_aArgEditMem), 0, dbgcCmdEditMem, "<addr> <value>", "Write a 4-byte value to memory." },
|
---|
481 | { "eq", 2, 2, &g_aArgEditMem[0], RT_ELEMENTS(g_aArgEditMem), 0, dbgcCmdEditMem, "<addr> <value>", "Write a 8-byte value to memory." },
|
---|
482 | { "g", 0, 1, &g_aArgGo[0], RT_ELEMENTS(g_aArgGo), 0, dbgcCmdGo, "[idCpu]", "Continue execution of all or the specified CPU. (The latter is not recommended unless you know exactly what you're doing.)" },
|
---|
483 | { "gu", 0, 0, NULL, 0, 0, dbgcCmdGoUp, "", "Go up - continue execution till after return." },
|
---|
484 | { "k", 0, 0, NULL, 0, 0, dbgcCmdStack, "", "Callstack." },
|
---|
485 | { "kv", 0, 0, NULL, 0, 0, dbgcCmdStack, "", "Verbose callstack." },
|
---|
486 | { "kg", 0, 0, NULL, 0, 0, dbgcCmdStack, "", "Callstack - guest." },
|
---|
487 | { "kgv", 0, 0, NULL, 0, 0, dbgcCmdStack, "", "Verbose callstack - guest." },
|
---|
488 | { "kh", 0, 0, NULL, 0, 0, dbgcCmdStack, "", "Callstack - hypervisor." },
|
---|
489 | { "lm", 0, ~0U, &g_aArgListMods[0], RT_ELEMENTS(g_aArgListMods), 0, dbgcCmdListModules, "[module [..]]", "List modules." },
|
---|
490 | { "lmv", 0, ~0U, &g_aArgListMods[0], RT_ELEMENTS(g_aArgListMods), 0, dbgcCmdListModules, "[module [..]]", "List modules, verbose." },
|
---|
491 | { "lmo", 0, ~0U, &g_aArgListMods[0], RT_ELEMENTS(g_aArgListMods), 0, dbgcCmdListModules, "[module [..]]", "List modules and their segments." },
|
---|
492 | { "lmov", 0, ~0U, &g_aArgListMods[0], RT_ELEMENTS(g_aArgListMods), 0, dbgcCmdListModules, "[module [..]]", "List modules and their segments, verbose." },
|
---|
493 | { "ln", 0, ~0U, &g_aArgListNear[0], RT_ELEMENTS(g_aArgListNear), 0, dbgcCmdListNear, "[addr/sym [..]]", "List symbols near to the address. Default address is CS:EIP." },
|
---|
494 | { "ls", 0, 1, &g_aArgListSource[0],RT_ELEMENTS(g_aArgListSource), 0, dbgcCmdListSource, "[addr]", "Source." },
|
---|
495 | { "m", 1, 1, &g_aArgMemoryInfo[0],RT_ELEMENTS(g_aArgMemoryInfo), 0, dbgcCmdMemoryInfo, "<addr>", "Display information about that piece of memory." },
|
---|
496 | { "p", 0, 2, &g_aArgStepTrace[0], RT_ELEMENTS(g_aArgStepTrace), 0, dbgcCmdStepTrace, "[count] [cmds]", "Step over." },
|
---|
497 | { "pr", 0, 0, NULL, 0, 0, dbgcCmdStepTraceToggle, "", "Toggle displaying registers for tracing & stepping (no code executed)." },
|
---|
498 | { "pa", 1, 1, &g_aArgStepTraceTo[0], RT_ELEMENTS(g_aArgStepTraceTo), 0, dbgcCmdStepTraceTo, "<addr> [count] [cmds]","Step to the given address." },
|
---|
499 | { "pc", 0, 0, &g_aArgStepTrace[0], RT_ELEMENTS(g_aArgStepTrace), 0, dbgcCmdStepTrace, "[count] [cmds]", "Step to the next call instruction." },
|
---|
500 | { "pt", 0, 0, &g_aArgStepTrace[0], RT_ELEMENTS(g_aArgStepTrace), 0, dbgcCmdStepTrace, "[count] [cmds]", "Step to the next return instruction." },
|
---|
501 | { "r", 0, 3, &g_aArgReg[0], RT_ELEMENTS(g_aArgReg), 0, dbgcCmdReg, "[reg [[=] newval]]", "Show or set register(s) - active reg set. Special 'all' register for showing all. Append a dot '.' to display sub-fields and aliases." },
|
---|
502 | { "rg", 0, 3, &g_aArgReg[0], RT_ELEMENTS(g_aArgReg), 0, dbgcCmdRegGuest, "[reg [[=] newval]]", "Show or set register(s) - guest reg set. Special 'all' register for showing all. Append a dot '.' to display sub-fields and aliases." },
|
---|
503 | { "rg32", 0, 0, NULL, 0, 0, dbgcCmdRegGuest, "", "Show 32-bit guest registers." },
|
---|
504 | { "rg64", 0, 0, NULL, 0, 0, dbgcCmdRegGuest, "", "Show 64-bit guest registers." },
|
---|
505 | { "rt", 0, 0, NULL, 0, 0, dbgcCmdRegTerse, "", "Toggles terse / verbose register info." },
|
---|
506 | { "s", 0, ~0U, &g_aArgSearchMem[0], RT_ELEMENTS(g_aArgSearchMem), 0, dbgcCmdSearchMem, "[options] <range> <pattern>", "Continue last search." },
|
---|
507 | { "sa", 2, ~0U, &g_aArgSearchMemType[0], RT_ELEMENTS(g_aArgSearchMemType),0, dbgcCmdSearchMemType, "<range> <pattern>", "Search memory for an ascii string." },
|
---|
508 | { "sb", 2, ~0U, &g_aArgSearchMemType[0], RT_ELEMENTS(g_aArgSearchMemType),0, dbgcCmdSearchMemType, "<range> <pattern>", "Search memory for one or more bytes." },
|
---|
509 | { "sd", 2, ~0U, &g_aArgSearchMemType[0], RT_ELEMENTS(g_aArgSearchMemType),0, dbgcCmdSearchMemType, "<range> <pattern>", "Search memory for one or more double words." },
|
---|
510 | { "sq", 2, ~0U, &g_aArgSearchMemType[0], RT_ELEMENTS(g_aArgSearchMemType),0, dbgcCmdSearchMemType, "<range> <pattern>", "Search memory for one or more quad words." },
|
---|
511 | { "su", 2, ~0U, &g_aArgSearchMemType[0], RT_ELEMENTS(g_aArgSearchMemType),0, dbgcCmdSearchMemType, "<range> <pattern>", "Search memory for an unicode string." },
|
---|
512 | { "sw", 2, ~0U, &g_aArgSearchMemType[0], RT_ELEMENTS(g_aArgSearchMemType),0, dbgcCmdSearchMemType, "<range> <pattern>", "Search memory for one or more words." },
|
---|
513 | { "sx", 0, ~0U, &g_aArgEventCtrlOpt[0], RT_ELEMENTS(g_aArgEventCtrlOpt), 0, dbgcCmdEventCtrlList, "[<event> [..]]", "Lists settings for exceptions, exits and other events. All if no filter is specified." },
|
---|
514 | { "sx-", 3, ~0U, &g_aArgEventCtrl[0], RT_ELEMENTS(g_aArgEventCtrl), 0, dbgcCmdEventCtrl, "-c <cmd> <event> [..]", "Modifies the command for one or more exceptions, exits or other event. 'all' addresses all." },
|
---|
515 | { "sxe", 1, ~0U, &g_aArgEventCtrl[0], RT_ELEMENTS(g_aArgEventCtrl), 0, dbgcCmdEventCtrl, "[-c <cmd>] <event> [..]", "Enable: Break into the debugger on the specified exceptions, exits and other events. 'all' addresses all." },
|
---|
516 | { "sxn", 1, ~0U, &g_aArgEventCtrl[0], RT_ELEMENTS(g_aArgEventCtrl), 0, dbgcCmdEventCtrl, "[-c <cmd>] <event> [..]", "Notify: Display info in the debugger and continue on the specified exceptions, exits and other events. 'all' addresses all." },
|
---|
517 | { "sxi", 1, ~0U, &g_aArgEventCtrl[0], RT_ELEMENTS(g_aArgEventCtrl), 0, dbgcCmdEventCtrl, "[-c <cmd>] <event> [..]", "Ignore: Ignore the specified exceptions, exits and other events ('all' = all of them). Without the -c option, the guest runs like normal." },
|
---|
518 | { "sxr", 0, 0, &g_aArgEventCtrlOpt[0], RT_ELEMENTS(g_aArgEventCtrlOpt), 0, dbgcCmdEventCtrlReset, "", "Reset the settings to default for exceptions, exits and other events. All if no filter is specified." },
|
---|
519 | { "t", 0, 2, &g_aArgStepTrace[0], RT_ELEMENTS(g_aArgStepTrace), 0, dbgcCmdStepTrace, "[count] [cmds]", "Trace ." },
|
---|
520 | { "tflowc", 1, ~0U, &g_aArgTraceFlowClear[0], RT_ELEMENTS(g_aArgTraceFlowClear), 0, dbgcCmdTraceFlowClear, "all | <tf#> [tf# []]", "Clears trace execution flow for the given method." },
|
---|
521 | { "tflowd", 0, 1, &g_aArgTraceFlowDisable[0], RT_ELEMENTS(g_aArgTraceFlowDisable), 0, dbgcCmdTraceFlowDisable, "all | <tf#> [tf# []]", "Disables trace execution flow for the given method." },
|
---|
522 | { "tflowe", 0, 2, &g_aArgTraceFlowEnable[0], RT_ELEMENTS(g_aArgTraceFlowEnable), 0, dbgcCmdTraceFlowEnable, "<addr> <hits>", "Enable trace execution flow of the given method." },
|
---|
523 | { "tflowp", 0, 1, &g_aArgTraceFlowPrintReset[0], RT_ELEMENTS(g_aArgTraceFlowPrintReset), 0, dbgcCmdTraceFlowPrint, "all | <tf#> [tf# []]", "Prints the collected trace data of the given method." },
|
---|
524 | { "tflowr", 0, 1, &g_aArgTraceFlowPrintReset[0], RT_ELEMENTS(g_aArgTraceFlowPrintReset), 0, dbgcCmdTraceFlowReset, "all | <tf#> [tf# []]", "Resets the collected trace data of the given trace flow module." },
|
---|
525 | { "tr", 0, 0, NULL, 0, 0, dbgcCmdStepTraceToggle, "", "Toggle displaying registers for tracing & stepping (no code executed)." },
|
---|
526 | { "ta", 1, 1, &g_aArgStepTraceTo[0], RT_ELEMENTS(g_aArgStepTraceTo), 0, dbgcCmdStepTraceTo, "<addr> [count] [cmds]","Trace to the given address." },
|
---|
527 | { "tc", 0, 0, &g_aArgStepTrace[0], RT_ELEMENTS(g_aArgStepTrace), 0, dbgcCmdStepTrace, "[count] [cmds]", "Trace to the next call instruction." },
|
---|
528 | { "tt", 0, 0, &g_aArgStepTrace[0], RT_ELEMENTS(g_aArgStepTrace), 0, dbgcCmdStepTrace, "[count] [cmds]", "Trace to the next return instruction." },
|
---|
529 | { "u", 0, 1, &g_aArgUnassemble[0],RT_ELEMENTS(g_aArgUnassemble), 0, dbgcCmdUnassemble, "[addr]", "Unassemble." },
|
---|
530 | { "u64", 0, 1, &g_aArgUnassemble[0],RT_ELEMENTS(g_aArgUnassemble), 0, dbgcCmdUnassemble, "[addr]", "Unassemble 64-bit code." },
|
---|
531 | { "u32", 0, 1, &g_aArgUnassemble[0],RT_ELEMENTS(g_aArgUnassemble), 0, dbgcCmdUnassemble, "[addr]", "Unassemble 32-bit code." },
|
---|
532 | { "u16", 0, 1, &g_aArgUnassemble[0],RT_ELEMENTS(g_aArgUnassemble), 0, dbgcCmdUnassemble, "[addr]", "Unassemble 16-bit code." },
|
---|
533 | { "uv86", 0, 1, &g_aArgUnassemble[0],RT_ELEMENTS(g_aArgUnassemble), 0, dbgcCmdUnassemble, "[addr]", "Unassemble 16-bit code with v8086/real mode addressing." },
|
---|
534 | { "ucfg", 0, 1, &g_aArgUnassembleCfg[0], RT_ELEMENTS(g_aArgUnassembleCfg), 0, dbgcCmdUnassembleCfg, "[addr]", "Unassemble creating a control flow graph." },
|
---|
535 | { "ucfgc", 0, 1, &g_aArgUnassembleCfg[0], RT_ELEMENTS(g_aArgUnassembleCfg), 0, dbgcCmdUnassembleCfg, "[addr]", "Unassemble creating a control flow graph with colors." },
|
---|
536 | { "x", 1, 1, &g_aArgListSyms[0], RT_ELEMENTS(g_aArgListSyms), 0, dbgcCmdListSymbols, "* | <Module!Symbol>", "Examine symbols." },
|
---|
537 | };
|
---|
538 |
|
---|
539 | /** The number of commands in the CodeView/WinDbg emulation. */
|
---|
540 | const uint32_t g_cCmdsCodeView = RT_ELEMENTS(g_aCmdsCodeView);
|
---|
541 |
|
---|
542 |
|
---|
543 | /**
|
---|
544 | * Selectable debug event descriptors.
|
---|
545 | *
|
---|
546 | * @remarks Sorted by DBGCSXEVT::enmType value.
|
---|
547 | */
|
---|
548 | const DBGCSXEVT g_aDbgcSxEvents[] =
|
---|
549 | {
|
---|
550 | { DBGFEVENT_INTERRUPT_HARDWARE, "hwint", NULL, kDbgcSxEventKind_Interrupt, kDbgcEvtState_Disabled, 0, "Hardware interrupt" },
|
---|
551 | { DBGFEVENT_INTERRUPT_SOFTWARE, "swint", NULL, kDbgcSxEventKind_Interrupt, kDbgcEvtState_Disabled, 0, "Software interrupt" },
|
---|
552 | { DBGFEVENT_TRIPLE_FAULT, "triplefault", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Enabled, 0, "Triple fault "},
|
---|
553 | { DBGFEVENT_XCPT_DE, "xcpt_de", "de", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, "#DE (integer divide error)" },
|
---|
554 | { DBGFEVENT_XCPT_DB, "xcpt_db", "db", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, "#DB (debug)" },
|
---|
555 | { DBGFEVENT_XCPT_02, "xcpt_02", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
556 | { DBGFEVENT_XCPT_BP, "xcpt_bp", "bp", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, "#BP (breakpoint)" },
|
---|
557 | { DBGFEVENT_XCPT_OF, "xcpt_of", "of", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, "#OF (overflow (INTO))" },
|
---|
558 | { DBGFEVENT_XCPT_BR, "xcpt_br", "br", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, "#BR (bound range exceeded)" },
|
---|
559 | { DBGFEVENT_XCPT_UD, "xcpt_ud", "ud", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, "#UD (undefined opcode)" },
|
---|
560 | { DBGFEVENT_XCPT_NM, "xcpt_nm", "nm", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, "#NM (FPU not available)" },
|
---|
561 | { DBGFEVENT_XCPT_DF, "xcpt_df", "df", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, "#DF (double fault)" },
|
---|
562 | { DBGFEVENT_XCPT_09, "xcpt_09", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, "Coprocessor segment overrun" },
|
---|
563 | { DBGFEVENT_XCPT_TS, "xcpt_ts", "ts", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, DBGCSXEVT_F_TAKE_ARG, "#TS (task switch)" },
|
---|
564 | { DBGFEVENT_XCPT_NP, "xcpt_np", "np", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, DBGCSXEVT_F_TAKE_ARG, "#NP (segment not present)" },
|
---|
565 | { DBGFEVENT_XCPT_SS, "xcpt_ss", "ss", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, DBGCSXEVT_F_TAKE_ARG, "#SS (stack segment fault)" },
|
---|
566 | { DBGFEVENT_XCPT_GP, "xcpt_gp", "gp", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, DBGCSXEVT_F_TAKE_ARG, "#GP (general protection fault)" },
|
---|
567 | { DBGFEVENT_XCPT_PF, "xcpt_pf", "pf", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, DBGCSXEVT_F_TAKE_ARG, "#PF (page fault)" },
|
---|
568 | { DBGFEVENT_XCPT_0f, "xcpt_0f", "xcpt0f", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
569 | { DBGFEVENT_XCPT_MF, "xcpt_mf", "mf", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, "#MF (math fault)" },
|
---|
570 | { DBGFEVENT_XCPT_AC, "xcpt_ac", "ac", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, "#AC (alignment check)" },
|
---|
571 | { DBGFEVENT_XCPT_MC, "xcpt_mc", "mc", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, "#MC (machine check)" },
|
---|
572 | { DBGFEVENT_XCPT_XF, "xcpt_xf", "xf", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, "#XF (SIMD floating-point exception)" },
|
---|
573 | { DBGFEVENT_XCPT_VE, "xcpt_vd", "ve", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, "#VE (virtualization exception)" },
|
---|
574 | { DBGFEVENT_XCPT_15, "xcpt_15", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
575 | { DBGFEVENT_XCPT_16, "xcpt_16", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
576 | { DBGFEVENT_XCPT_17, "xcpt_17", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
577 | { DBGFEVENT_XCPT_18, "xcpt_18", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
578 | { DBGFEVENT_XCPT_19, "xcpt_19", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
579 | { DBGFEVENT_XCPT_1a, "xcpt_1a", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
580 | { DBGFEVENT_XCPT_1b, "xcpt_1b", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
581 | { DBGFEVENT_XCPT_1c, "xcpt_1c", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
582 | { DBGFEVENT_XCPT_1d, "xcpt_1d", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
583 | { DBGFEVENT_XCPT_SX, "xcpt_sx", "sx", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, DBGCSXEVT_F_TAKE_ARG, "#SX (security exception)" },
|
---|
584 | { DBGFEVENT_XCPT_1f, "xcpt_1f", "xcpt1f", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
585 | { DBGFEVENT_INSTR_HALT, "instr_halt", "hlt", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
586 | { DBGFEVENT_INSTR_MWAIT, "instr_mwait", "mwait", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
587 | { DBGFEVENT_INSTR_MONITOR, "instr_monitor", "monitor", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
588 | { DBGFEVENT_INSTR_CPUID, "instr_cpuid", "cpuid", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
589 | { DBGFEVENT_INSTR_INVD, "instr_invd", "invd", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
590 | { DBGFEVENT_INSTR_WBINVD, "instr_wbinvd", "wbinvd", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
591 | { DBGFEVENT_INSTR_INVLPG, "instr_invlpg", "invlpg", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
592 | { DBGFEVENT_INSTR_RDTSC, "instr_rdtsc", "rdtsc", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
593 | { DBGFEVENT_INSTR_RDTSCP, "instr_rdtscp", "rdtscp", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
594 | { DBGFEVENT_INSTR_RDPMC, "instr_rdpmc", "rdpmc", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
595 | { DBGFEVENT_INSTR_RDMSR, "instr_rdmsr", "rdmsr", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
596 | { DBGFEVENT_INSTR_WRMSR, "instr_wrmsr", "wrmsr", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
597 | { DBGFEVENT_INSTR_CRX_READ, "instr_crx_read", "crx_read", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, DBGCSXEVT_F_TAKE_ARG, NULL },
|
---|
598 | { DBGFEVENT_INSTR_CRX_WRITE, "instr_crx_write", "crx_write",kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, DBGCSXEVT_F_TAKE_ARG, NULL },
|
---|
599 | { DBGFEVENT_INSTR_DRX_READ, "instr_drx_read", "drx_read", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, DBGCSXEVT_F_TAKE_ARG, NULL },
|
---|
600 | { DBGFEVENT_INSTR_DRX_WRITE, "instr_drx_write", "drx_write",kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, DBGCSXEVT_F_TAKE_ARG, NULL },
|
---|
601 | { DBGFEVENT_INSTR_PAUSE, "instr_pause", "pause", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
602 | { DBGFEVENT_INSTR_XSETBV, "instr_xsetbv", "xsetbv", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
603 | { DBGFEVENT_INSTR_SIDT, "instr_sidt", "sidt", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
604 | { DBGFEVENT_INSTR_LIDT, "instr_lidt", "lidt", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
605 | { DBGFEVENT_INSTR_SGDT, "instr_sgdt", "sgdt", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
606 | { DBGFEVENT_INSTR_LGDT, "instr_lgdt", "lgdt", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
607 | { DBGFEVENT_INSTR_SLDT, "instr_sldt", "sldt", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
608 | { DBGFEVENT_INSTR_LLDT, "instr_lldt", "lldt", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
609 | { DBGFEVENT_INSTR_STR, "instr_str", "str", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
610 | { DBGFEVENT_INSTR_LTR, "instr_ltr", "ltr", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
611 | { DBGFEVENT_INSTR_GETSEC, "instr_getsec", "getsec", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
612 | { DBGFEVENT_INSTR_RSM, "instr_rsm", "rsm", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
613 | { DBGFEVENT_INSTR_RDRAND, "instr_rdrand", "rdrand", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
614 | { DBGFEVENT_INSTR_RDSEED, "instr_rdseed", "rdseed", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
615 | { DBGFEVENT_INSTR_XSAVES, "instr_xsaves", "xsaves", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
616 | { DBGFEVENT_INSTR_XRSTORS, "instr_xrstors", "xrstors", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
617 | { DBGFEVENT_INSTR_VMM_CALL, "instr_vmm_call", "vmm_call", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
618 | { DBGFEVENT_INSTR_VMX_VMCLEAR, "instr_vmx_vmclear", "vmclear", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
619 | { DBGFEVENT_INSTR_VMX_VMLAUNCH, "instr_vmx_vmlaunch", "vmlaunch", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
620 | { DBGFEVENT_INSTR_VMX_VMPTRLD, "instr_vmx_vmptrld", "vmptrld", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
621 | { DBGFEVENT_INSTR_VMX_VMPTRST, "instr_vmx_vmptrst", "vmptrst", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
622 | { DBGFEVENT_INSTR_VMX_VMREAD, "instr_vmx_vmread", "vmread", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
623 | { DBGFEVENT_INSTR_VMX_VMRESUME, "instr_vmx_vmresume", "vmresume", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
624 | { DBGFEVENT_INSTR_VMX_VMWRITE, "instr_vmx_vmwrite", "vmwrite", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
625 | { DBGFEVENT_INSTR_VMX_VMXOFF, "instr_vmx_vmxoff", "vmxoff", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
626 | { DBGFEVENT_INSTR_VMX_VMXON, "instr_vmx_vmxon", "vmxon", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
627 | { DBGFEVENT_INSTR_VMX_VMFUNC, "instr_vmx_vmfunc", "vmfunc", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
628 | { DBGFEVENT_INSTR_VMX_INVEPT, "instr_vmx_invept", "invept", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
629 | { DBGFEVENT_INSTR_VMX_INVVPID, "instr_vmx_invvpid", "invvpid", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
630 | { DBGFEVENT_INSTR_VMX_INVPCID, "instr_vmx_invpcid", "invpcid", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
631 | { DBGFEVENT_INSTR_SVM_VMRUN, "instr_svm_vmrun", "vmrun", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
632 | { DBGFEVENT_INSTR_SVM_VMLOAD, "instr_svm_vmload", "vmload", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
633 | { DBGFEVENT_INSTR_SVM_VMSAVE, "instr_svm_vmsave", "vmsave", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
634 | { DBGFEVENT_INSTR_SVM_STGI, "instr_svm_stgi", "stgi", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
635 | { DBGFEVENT_INSTR_SVM_CLGI, "instr_svm_clgi", "clgi", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
636 | { DBGFEVENT_EXIT_TASK_SWITCH, "exit_task_switch", "task_switch", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
637 | { DBGFEVENT_EXIT_HALT, "exit_halt", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
638 | { DBGFEVENT_EXIT_MWAIT, "exit_mwait", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
639 | { DBGFEVENT_EXIT_MONITOR, "exit_monitor", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
640 | { DBGFEVENT_EXIT_CPUID, "exit_cpuid", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
641 | { DBGFEVENT_EXIT_INVD, "exit_invd", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
642 | { DBGFEVENT_EXIT_WBINVD, "exit_wbinvd", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
643 | { DBGFEVENT_EXIT_INVLPG, "exit_invlpg", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
644 | { DBGFEVENT_EXIT_RDTSC, "exit_rdtsc", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
645 | { DBGFEVENT_EXIT_RDTSCP, "exit_rdtscp", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
646 | { DBGFEVENT_EXIT_RDPMC, "exit_rdpmc", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
647 | { DBGFEVENT_EXIT_RDMSR, "exit_rdmsr", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
648 | { DBGFEVENT_EXIT_WRMSR, "exit_wrmsr", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
649 | { DBGFEVENT_EXIT_CRX_READ, "exit_crx_read", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
650 | { DBGFEVENT_EXIT_CRX_WRITE, "exit_crx_write", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
651 | { DBGFEVENT_EXIT_DRX_READ, "exit_drx_read", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
652 | { DBGFEVENT_EXIT_DRX_WRITE, "exit_drx_write", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
653 | { DBGFEVENT_EXIT_PAUSE, "exit_pause", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
654 | { DBGFEVENT_EXIT_XSETBV, "exit_xsetbv", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
655 | { DBGFEVENT_EXIT_SIDT, "exit_sidt", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
656 | { DBGFEVENT_EXIT_LIDT, "exit_lidt", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
657 | { DBGFEVENT_EXIT_SGDT, "exit_sgdt", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
658 | { DBGFEVENT_EXIT_LGDT, "exit_lgdt", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
659 | { DBGFEVENT_EXIT_SLDT, "exit_sldt", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
660 | { DBGFEVENT_EXIT_LLDT, "exit_lldt", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
661 | { DBGFEVENT_EXIT_STR, "exit_str", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
662 | { DBGFEVENT_EXIT_LTR, "exit_ltr", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
663 | { DBGFEVENT_EXIT_GETSEC, "exit_getsec", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
664 | { DBGFEVENT_EXIT_RSM, "exit_rsm", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
665 | { DBGFEVENT_EXIT_RDRAND, "exit_rdrand", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
666 | { DBGFEVENT_EXIT_RDSEED, "exit_rdseed", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
667 | { DBGFEVENT_EXIT_XSAVES, "exit_xsaves", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
668 | { DBGFEVENT_EXIT_XRSTORS, "exit_xrstors", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
669 | { DBGFEVENT_EXIT_VMM_CALL, "exit_vmm_call", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
670 | { DBGFEVENT_EXIT_VMX_VMCLEAR, "exit_vmx_vmclear", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
671 | { DBGFEVENT_EXIT_VMX_VMLAUNCH, "exit_vmx_vmlaunch", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
672 | { DBGFEVENT_EXIT_VMX_VMPTRLD, "exit_vmx_vmptrld", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
673 | { DBGFEVENT_EXIT_VMX_VMPTRST, "exit_vmx_vmptrst", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
674 | { DBGFEVENT_EXIT_VMX_VMREAD, "exit_vmx_vmread", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
675 | { DBGFEVENT_EXIT_VMX_VMRESUME, "exit_vmx_vmresume", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
676 | { DBGFEVENT_EXIT_VMX_VMWRITE, "exit_vmx_vmwrite", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
677 | { DBGFEVENT_EXIT_VMX_VMXOFF, "exit_vmx_vmxoff", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
678 | { DBGFEVENT_EXIT_VMX_VMXON, "exit_vmx_vmxon", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
679 | { DBGFEVENT_EXIT_VMX_VMFUNC, "exit_vmx_vmfunc", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
680 | { DBGFEVENT_EXIT_VMX_INVEPT, "exit_vmx_invept", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
681 | { DBGFEVENT_EXIT_VMX_INVVPID, "exit_vmx_invvpid", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
682 | { DBGFEVENT_EXIT_VMX_INVPCID, "exit_vmx_invpcid", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
683 | { DBGFEVENT_EXIT_VMX_EPT_VIOLATION, "exit_vmx_ept_violation", "eptvio", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
684 | { DBGFEVENT_EXIT_VMX_EPT_MISCONFIG, "exit_vmx_ept_misconfig", "eptmis", kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
685 | { DBGFEVENT_EXIT_VMX_VAPIC_ACCESS, "exit_vmx_vapic_access", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
686 | { DBGFEVENT_EXIT_VMX_VAPIC_WRITE, "exit_vmx_vapic_write", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
687 | { DBGFEVENT_EXIT_SVM_VMRUN, "exit_svm_vmrun", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
688 | { DBGFEVENT_EXIT_SVM_VMLOAD, "exit_svm_vmload", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
689 | { DBGFEVENT_EXIT_SVM_VMSAVE, "exit_svm_vmsave", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
690 | { DBGFEVENT_EXIT_SVM_STGI, "exit_svm_stgi", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
691 | { DBGFEVENT_EXIT_SVM_CLGI, "exit_svm_clgi", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
692 | { DBGFEVENT_VMX_SPLIT_LOCK, "vmx_split_lock", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
693 | { DBGFEVENT_IOPORT_UNASSIGNED, "pio_unassigned", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
694 | { DBGFEVENT_IOPORT_UNUSED, "pio_unused", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
695 | { DBGFEVENT_MEMORY_UNASSIGNED, "mmio_unassigned", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
696 | { DBGFEVENT_MEMORY_ROM_WRITE, "rom_write", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, 0, NULL },
|
---|
697 | { DBGFEVENT_BSOD_MSR, "bsod_msr", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, DBGCSXEVT_F_BUGCHECK, NULL },
|
---|
698 | { DBGFEVENT_BSOD_EFI, "bsod_efi", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, DBGCSXEVT_F_BUGCHECK, NULL },
|
---|
699 | { DBGFEVENT_BSOD_VMMDEV, "bsod_vmmdev", NULL, kDbgcSxEventKind_Plain, kDbgcEvtState_Disabled, DBGCSXEVT_F_BUGCHECK, NULL },
|
---|
700 | };
|
---|
701 | /** Number of entries in g_aDbgcSxEvents. */
|
---|
702 | const uint32_t g_cDbgcSxEvents = RT_ELEMENTS(g_aDbgcSxEvents);
|
---|
703 |
|
---|
704 |
|
---|
705 |
|
---|
706 | /**
|
---|
707 | * @callback_method_impl{FNDBGCCMD, The 'g' command.}
|
---|
708 | */
|
---|
709 | static DECLCALLBACK(int) dbgcCmdGo(PCDBGCCMD pCmd, PDBGCCMDHLP pCmdHlp, PUVM pUVM, PCDBGCVAR paArgs, unsigned cArgs)
|
---|
710 | {
|
---|
711 | DBGC_CMDHLP_REQ_UVM_RET(pCmdHlp, pCmd, pUVM);
|
---|
712 |
|
---|
713 | /*
|
---|
714 | * Parse arguments.
|
---|
715 | */
|
---|
716 | VMCPUID idCpu = VMCPUID_ALL;
|
---|
717 | if (cArgs == 1)
|
---|
718 | {
|
---|
719 | VMCPUID cCpus = DBGFR3CpuGetCount(pUVM);
|
---|
720 | if (paArgs[0].u.u64Number >= cCpus)
|
---|
721 | return DBGCCmdHlpFail(pCmdHlp, pCmd, "idCpu %RU64 is out of range! Highest valid ID is %u.\n",
|
---|
722 | paArgs[0].u.u64Number, cCpus - 1);
|
---|
723 | idCpu = (VMCPUID)paArgs[0].u.u64Number;
|
---|
724 | }
|
---|
725 | else
|
---|
726 | Assert(cArgs == 0);
|
---|
727 |
|
---|
728 | /*
|
---|
729 | * Try resume the VM or CPU.
|
---|
730 | */
|
---|
731 | int rc = DBGFR3Resume(pUVM, idCpu);
|
---|
732 | if (RT_SUCCESS(rc))
|
---|
733 | {
|
---|
734 | Assert(rc == VINF_SUCCESS || rc == VWRN_DBGF_ALREADY_RUNNING);
|
---|
735 | if (rc != VWRN_DBGF_ALREADY_RUNNING)
|
---|
736 | return VINF_SUCCESS;
|
---|
737 | if (idCpu == VMCPUID_ALL)
|
---|
738 | return DBGCCmdHlpFail(pCmdHlp, pCmd, "The VM is already running");
|
---|
739 | return DBGCCmdHlpFail(pCmdHlp, pCmd, "CPU %u is already running", idCpu);
|
---|
740 | }
|
---|
741 | return DBGCCmdHlpFailRc(pCmdHlp, pCmd, rc, "DBGFR3Resume");
|
---|
742 | }
|
---|
743 |
|
---|
744 |
|
---|
745 | /**
|
---|
746 | * @callback_method_impl{FNDBGCCMD, The 'gu' command.}
|
---|
747 | */
|
---|
748 | static DECLCALLBACK(int) dbgcCmdGoUp(PCDBGCCMD pCmd, PDBGCCMDHLP pCmdHlp, PUVM pUVM, PCDBGCVAR paArgs, unsigned cArgs)
|
---|
749 | {
|
---|
750 | PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
|
---|
751 | RT_NOREF(pCmd, paArgs, cArgs);
|
---|
752 |
|
---|
753 | /* The simple way out. */
|
---|
754 | PDBGFADDRESS pStackPop = NULL; /** @todo try set up some stack limitations */
|
---|
755 | RTGCPTR cbStackPop = 0;
|
---|
756 | int rc = DBGFR3StepEx(pUVM, pDbgc->idCpu, DBGF_STEP_F_OVER | DBGF_STEP_F_STOP_AFTER_RET, NULL, pStackPop, cbStackPop, _512K);
|
---|
757 | if (RT_SUCCESS(rc))
|
---|
758 | pDbgc->fReady = false;
|
---|
759 | else
|
---|
760 | return DBGCCmdHlpFailRc(pCmdHlp, pCmd, rc, "DBGFR3StepEx(,,DBGF_STEP_F_OVER | DBGF_STEP_F_STOP_AFTER_RET,) failed");
|
---|
761 | return rc;
|
---|
762 | }
|
---|
763 |
|
---|
764 |
|
---|
765 | /**
|
---|
766 | * @callback_method_impl{FNDBGCCMD, The 'ba' command.}
|
---|
767 | */
|
---|
768 | static DECLCALLBACK(int) dbgcCmdBrkAccess(PCDBGCCMD pCmd, PDBGCCMDHLP pCmdHlp, PUVM pUVM, PCDBGCVAR paArgs, unsigned cArgs)
|
---|
769 | {
|
---|
770 | DBGC_CMDHLP_REQ_UVM_RET(pCmdHlp, pCmd, pUVM);
|
---|
771 |
|
---|
772 | /*
|
---|
773 | * Interpret access type.
|
---|
774 | */
|
---|
775 | if ( !strchr("xrwi", paArgs[0].u.pszString[0])
|
---|
776 | || paArgs[0].u.pszString[1])
|
---|
777 | return DBGCCmdHlpFail(pCmdHlp, pCmd, "Invalid access type '%s' for '%s'. Valid types are 'e', 'r', 'w' and 'i'",
|
---|
778 | paArgs[0].u.pszString, pCmd->pszCmd);
|
---|
779 | uint8_t fType = 0;
|
---|
780 | switch (paArgs[0].u.pszString[0])
|
---|
781 | {
|
---|
782 | case 'x': fType = X86_DR7_RW_EO; break;
|
---|
783 | case 'r': fType = X86_DR7_RW_RW; break;
|
---|
784 | case 'w': fType = X86_DR7_RW_WO; break;
|
---|
785 | case 'i': fType = X86_DR7_RW_IO; break;
|
---|
786 | }
|
---|
787 |
|
---|
788 | /*
|
---|
789 | * Validate size.
|
---|
790 | */
|
---|
791 | if (fType == X86_DR7_RW_EO && paArgs[1].u.u64Number != 1)
|
---|
792 | return DBGCCmdHlpFail(pCmdHlp, pCmd, "Invalid access size %RX64 for '%s'. 'x' access type requires size 1!",
|
---|
793 | paArgs[1].u.u64Number, pCmd->pszCmd);
|
---|
794 | switch (paArgs[1].u.u64Number)
|
---|
795 | {
|
---|
796 | case 1:
|
---|
797 | case 2:
|
---|
798 | case 4:
|
---|
799 | break;
|
---|
800 | /*case 8: - later*/
|
---|
801 | default:
|
---|
802 | return DBGCCmdHlpFail(pCmdHlp, pCmd, "Invalid access size %RX64 for '%s'. 1, 2 or 4!",
|
---|
803 | paArgs[1].u.u64Number, pCmd->pszCmd);
|
---|
804 | }
|
---|
805 | uint8_t cb = (uint8_t)paArgs[1].u.u64Number;
|
---|
806 |
|
---|
807 | /*
|
---|
808 | * Convert the pointer to a DBGF address.
|
---|
809 | */
|
---|
810 | DBGFADDRESS Address;
|
---|
811 | int rc = DBGCCmdHlpVarToDbgfAddr(pCmdHlp, &paArgs[2], &Address);
|
---|
812 | if (RT_FAILURE(rc))
|
---|
813 | return DBGCCmdHlpFailRc(pCmdHlp, pCmd, rc, "DBGCCmdHlpVarToDbgfAddr(,%DV,)", &paArgs[2]);
|
---|
814 |
|
---|
815 | /*
|
---|
816 | * Pick out the optional arguments.
|
---|
817 | */
|
---|
818 | uint64_t iHitTrigger = 0;
|
---|
819 | uint64_t iHitDisable = UINT64_MAX;
|
---|
820 | const char *pszCmds = NULL;
|
---|
821 | unsigned iArg = 3;
|
---|
822 | if (iArg < cArgs && paArgs[iArg].enmType == DBGCVAR_TYPE_NUMBER)
|
---|
823 | {
|
---|
824 | iHitTrigger = paArgs[iArg].u.u64Number;
|
---|
825 | iArg++;
|
---|
826 | if (iArg < cArgs && paArgs[iArg].enmType == DBGCVAR_TYPE_NUMBER)
|
---|
827 | {
|
---|
828 | iHitDisable = paArgs[iArg].u.u64Number;
|
---|
829 | iArg++;
|
---|
830 | }
|
---|
831 | }
|
---|
832 | if (iArg < cArgs && paArgs[iArg].enmType == DBGCVAR_TYPE_STRING)
|
---|
833 | {
|
---|
834 | pszCmds = paArgs[iArg].u.pszString;
|
---|
835 | iArg++;
|
---|
836 | }
|
---|
837 |
|
---|
838 | /*
|
---|
839 | * Try set the breakpoint.
|
---|
840 | */
|
---|
841 | uint32_t iBp;
|
---|
842 | rc = DBGFR3BpSetReg(pUVM, &Address, iHitTrigger, iHitDisable, fType, cb, &iBp);
|
---|
843 | if (RT_SUCCESS(rc))
|
---|
844 | {
|
---|
845 | PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
|
---|
846 | rc = dbgcBpAdd(pDbgc, iBp, pszCmds);
|
---|
847 | if (RT_SUCCESS(rc))
|
---|
848 | return DBGCCmdHlpPrintf(pCmdHlp, "Set access breakpoint %u at %RGv\n", iBp, Address.FlatPtr);
|
---|
849 | if (rc == VERR_DBGC_BP_EXISTS)
|
---|
850 | {
|
---|
851 | rc = dbgcBpUpdate(pDbgc, iBp, pszCmds);
|
---|
852 | if (RT_SUCCESS(rc))
|
---|
853 | return DBGCCmdHlpPrintf(pCmdHlp, "Updated access breakpoint %u at %RGv\n", iBp, Address.FlatPtr);
|
---|
854 | }
|
---|
855 | int rc2 = DBGFR3BpClear(pDbgc->pUVM, iBp);
|
---|
856 | AssertRC(rc2);
|
---|
857 | }
|
---|
858 | return DBGCCmdHlpFailRc(pCmdHlp, pCmd, rc, "Failed to set access breakpoint at %RGv", Address.FlatPtr);
|
---|
859 | }
|
---|
860 |
|
---|
861 |
|
---|
862 | /**
|
---|
863 | * @callback_method_impl{FNDBGCCMD, The 'bc' command.}
|
---|
864 | */
|
---|
865 | static DECLCALLBACK(int) dbgcCmdBrkClear(PCDBGCCMD pCmd, PDBGCCMDHLP pCmdHlp, PUVM pUVM, PCDBGCVAR paArgs, unsigned cArgs)
|
---|
866 | {
|
---|
867 | DBGC_CMDHLP_REQ_UVM_RET(pCmdHlp, pCmd, pUVM);
|
---|
868 |
|
---|
869 | /*
|
---|
870 | * Enumerate the arguments.
|
---|
871 | */
|
---|
872 | PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
|
---|
873 | int rc = VINF_SUCCESS;
|
---|
874 | for (unsigned iArg = 0; iArg < cArgs && RT_SUCCESS(rc); iArg++)
|
---|
875 | {
|
---|
876 | if (paArgs[iArg].enmType != DBGCVAR_TYPE_STRING)
|
---|
877 | {
|
---|
878 | /* one */
|
---|
879 | uint32_t iBp = (uint32_t)paArgs[iArg].u.u64Number;
|
---|
880 | if (iBp == paArgs[iArg].u.u64Number)
|
---|
881 | {
|
---|
882 | int rc2 = DBGFR3BpClear(pUVM, iBp);
|
---|
883 | if (RT_FAILURE(rc2))
|
---|
884 | rc = DBGCCmdHlpFailRc(pCmdHlp, pCmd, rc2, "DBGFR3BpClear(,%#x)", iBp);
|
---|
885 | if (RT_SUCCESS(rc2) || rc2 == VERR_DBGF_BP_NOT_FOUND)
|
---|
886 | dbgcBpDelete(pDbgc, iBp);
|
---|
887 | }
|
---|
888 | else
|
---|
889 | rc = DBGCCmdHlpFail(pCmdHlp, pCmd, "Breakpoint id %RX64 is too large", paArgs[iArg].u.u64Number);
|
---|
890 | }
|
---|
891 | else if (!strcmp(paArgs[iArg].u.pszString, "all"))
|
---|
892 | {
|
---|
893 | /* all */
|
---|
894 | PDBGCBP pBp = pDbgc->pFirstBp;
|
---|
895 | while (pBp)
|
---|
896 | {
|
---|
897 | uint32_t iBp = pBp->iBp;
|
---|
898 | pBp = pBp->pNext;
|
---|
899 |
|
---|
900 | int rc2 = DBGFR3BpClear(pUVM, iBp);
|
---|
901 | if (RT_FAILURE(rc2))
|
---|
902 | rc = DBGCCmdHlpFailRc(pCmdHlp, pCmd, rc2, "DBGFR3BpClear(,%#x)", iBp);
|
---|
903 | if (RT_SUCCESS(rc2) || rc2 == VERR_DBGF_BP_NOT_FOUND)
|
---|
904 | dbgcBpDelete(pDbgc, iBp);
|
---|
905 | }
|
---|
906 | }
|
---|
907 | else
|
---|
908 | rc = DBGCCmdHlpFail(pCmdHlp, pCmd, "Invalid argument '%s'", paArgs[iArg].u.pszString);
|
---|
909 | }
|
---|
910 | return rc;
|
---|
911 | }
|
---|
912 |
|
---|
913 |
|
---|
914 | /**
|
---|
915 | * @callback_method_impl{FNDBGCCMD, The 'bd' command.}
|
---|
916 | */
|
---|
917 | static DECLCALLBACK(int) dbgcCmdBrkDisable(PCDBGCCMD pCmd, PDBGCCMDHLP pCmdHlp, PUVM pUVM, PCDBGCVAR paArgs, unsigned cArgs)
|
---|
918 | {
|
---|
919 | /*
|
---|
920 | * Enumerate the arguments.
|
---|
921 | */
|
---|
922 | int rc = VINF_SUCCESS;
|
---|
923 | for (unsigned iArg = 0; iArg < cArgs && RT_SUCCESS(rc); iArg++)
|
---|
924 | {
|
---|
925 | if (paArgs[iArg].enmType != DBGCVAR_TYPE_STRING)
|
---|
926 | {
|
---|
927 | /* one */
|
---|
928 | uint32_t iBp = (uint32_t)paArgs[iArg].u.u64Number;
|
---|
929 | if (iBp == paArgs[iArg].u.u64Number)
|
---|
930 | {
|
---|
931 | rc = DBGFR3BpDisable(pUVM, iBp);
|
---|
932 | if (RT_FAILURE(rc))
|
---|
933 | rc = DBGCCmdHlpFailRc(pCmdHlp, pCmd, rc, "DBGFR3BpDisable failed for breakpoint %#x", iBp);
|
---|
934 | }
|
---|
935 | else
|
---|
936 | rc = DBGCCmdHlpFail(pCmdHlp, pCmd, "Breakpoint id %RX64 is too large", paArgs[iArg].u.u64Number);
|
---|
937 | }
|
---|
938 | else if (!strcmp(paArgs[iArg].u.pszString, "all"))
|
---|
939 | {
|
---|
940 | /* all */
|
---|
941 | PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
|
---|
942 | for (PDBGCBP pBp = pDbgc->pFirstBp; pBp; pBp = pBp->pNext)
|
---|
943 | {
|
---|
944 | int rc2 = DBGFR3BpDisable(pUVM, pBp->iBp);
|
---|
945 | if (RT_FAILURE(rc2))
|
---|
946 | rc = DBGCCmdHlpFailRc(pCmdHlp, pCmd, rc2, "DBGFR3BpDisable failed for breakpoint %#x", pBp->iBp);
|
---|
947 | }
|
---|
948 | }
|
---|
949 | else
|
---|
950 | rc = DBGCCmdHlpFail(pCmdHlp, pCmd, "Invalid argument '%s'", paArgs[iArg].u.pszString);
|
---|
951 | }
|
---|
952 | return rc;
|
---|
953 | }
|
---|
954 |
|
---|
955 |
|
---|
956 | /**
|
---|
957 | * @callback_method_impl{FNDBGCCMD, The 'be' command.}
|
---|
958 | */
|
---|
959 | static DECLCALLBACK(int) dbgcCmdBrkEnable(PCDBGCCMD pCmd, PDBGCCMDHLP pCmdHlp, PUVM pUVM, PCDBGCVAR paArgs, unsigned cArgs)
|
---|
960 | {
|
---|
961 | DBGC_CMDHLP_REQ_UVM_RET(pCmdHlp, pCmd, pUVM);
|
---|
962 |
|
---|
963 | /*
|
---|
964 | * Enumerate the arguments.
|
---|
965 | */
|
---|
966 | int rc = VINF_SUCCESS;
|
---|
967 | for (unsigned iArg = 0; iArg < cArgs && RT_SUCCESS(rc); iArg++)
|
---|
968 | {
|
---|
969 | if (paArgs[iArg].enmType != DBGCVAR_TYPE_STRING)
|
---|
970 | {
|
---|
971 | /* one */
|
---|
972 | uint32_t iBp = (uint32_t)paArgs[iArg].u.u64Number;
|
---|
973 | if (iBp == paArgs[iArg].u.u64Number)
|
---|
974 | {
|
---|
975 | rc = DBGFR3BpEnable(pUVM, iBp);
|
---|
976 | if (RT_FAILURE(rc))
|
---|
977 | rc = DBGCCmdHlpFailRc(pCmdHlp, pCmd, rc, "DBGFR3BpEnable failed for breakpoint %#x", iBp);
|
---|
978 | }
|
---|
979 | else
|
---|
980 | rc = DBGCCmdHlpFail(pCmdHlp, pCmd, "Breakpoint id %RX64 is too large", paArgs[iArg].u.u64Number);
|
---|
981 | }
|
---|
982 | else if (!strcmp(paArgs[iArg].u.pszString, "all"))
|
---|
983 | {
|
---|
984 | /* all */
|
---|
985 | PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
|
---|
986 | for (PDBGCBP pBp = pDbgc->pFirstBp; pBp; pBp = pBp->pNext)
|
---|
987 | {
|
---|
988 | int rc2 = DBGFR3BpEnable(pUVM, pBp->iBp);
|
---|
989 | if (RT_FAILURE(rc2))
|
---|
990 | rc = DBGCCmdHlpFailRc(pCmdHlp, pCmd, rc2, "DBGFR3BpEnable failed for breakpoint %#x", pBp->iBp);
|
---|
991 | }
|
---|
992 | }
|
---|
993 | else
|
---|
994 | rc = DBGCCmdHlpFail(pCmdHlp, pCmd, "Invalid argument '%s'", paArgs[iArg].u.pszString);
|
---|
995 | }
|
---|
996 | return rc;
|
---|
997 | }
|
---|
998 |
|
---|
999 |
|
---|
1000 | /**
|
---|
1001 | * Breakpoint enumeration callback function.
|
---|
1002 | *
|
---|
1003 | * @returns VBox status code. Any failure will stop the enumeration.
|
---|
1004 | * @param pUVM The user mode VM handle.
|
---|
1005 | * @param pvUser The user argument.
|
---|
1006 | * @param hBp The DBGF breakpoint handle.
|
---|
1007 | * @param pBp Pointer to the breakpoint information. (readonly)
|
---|
1008 | */
|
---|
1009 | static DECLCALLBACK(int) dbgcEnumBreakpointsCallback(PUVM pUVM, void *pvUser, DBGFBP hBp, PCDBGFBPPUB pBp)
|
---|
1010 | {
|
---|
1011 | PDBGC pDbgc = (PDBGC)pvUser;
|
---|
1012 | PDBGCBP pDbgcBp = dbgcBpGet(pDbgc, hBp);
|
---|
1013 |
|
---|
1014 | /*
|
---|
1015 | * BP type and size.
|
---|
1016 | */
|
---|
1017 | DBGCCmdHlpPrintf(&pDbgc->CmdHlp, "%#4x %c ", hBp, DBGF_BP_PUB_IS_ENABLED(pBp) ? 'e' : 'd');
|
---|
1018 | bool fHasAddress = false;
|
---|
1019 | switch (DBGF_BP_PUB_GET_TYPE(pBp))
|
---|
1020 | {
|
---|
1021 | case DBGFBPTYPE_INT3:
|
---|
1022 | DBGCCmdHlpPrintf(&pDbgc->CmdHlp, " p %RGv", pBp->u.Int3.GCPtr);
|
---|
1023 | fHasAddress = true;
|
---|
1024 | break;
|
---|
1025 | case DBGFBPTYPE_REG:
|
---|
1026 | {
|
---|
1027 | char chType;
|
---|
1028 | switch (pBp->u.Reg.fType)
|
---|
1029 | {
|
---|
1030 | case X86_DR7_RW_EO: chType = 'x'; break;
|
---|
1031 | case X86_DR7_RW_WO: chType = 'w'; break;
|
---|
1032 | case X86_DR7_RW_IO: chType = 'i'; break;
|
---|
1033 | case X86_DR7_RW_RW: chType = 'r'; break;
|
---|
1034 | default: chType = '?'; break;
|
---|
1035 |
|
---|
1036 | }
|
---|
1037 | DBGCCmdHlpPrintf(&pDbgc->CmdHlp, "%d %c %RGv", pBp->u.Reg.cb, chType, pBp->u.Reg.GCPtr);
|
---|
1038 | fHasAddress = true;
|
---|
1039 | break;
|
---|
1040 | }
|
---|
1041 |
|
---|
1042 | /** @todo realign the list when I/O and MMIO breakpoint command have been added and it's possible to test this code. */
|
---|
1043 | case DBGFBPTYPE_PORT_IO:
|
---|
1044 | case DBGFBPTYPE_MMIO:
|
---|
1045 | {
|
---|
1046 | uint32_t fAccess = DBGF_BP_PUB_GET_TYPE(pBp) == DBGFBPTYPE_PORT_IO ? pBp->u.PortIo.fAccess : pBp->u.Mmio.fAccess;
|
---|
1047 | DBGCCmdHlpPrintf(&pDbgc->CmdHlp, DBGF_BP_PUB_GET_TYPE(pBp) == DBGFBPTYPE_PORT_IO ? " i" : " m");
|
---|
1048 | DBGCCmdHlpPrintf(&pDbgc->CmdHlp, " %c%c%c%c%c%c",
|
---|
1049 | fAccess & DBGFBPIOACCESS_READ_MASK ? 'r' : '-',
|
---|
1050 | fAccess & DBGFBPIOACCESS_READ_BYTE ? '1' : '-',
|
---|
1051 | fAccess & DBGFBPIOACCESS_READ_WORD ? '2' : '-',
|
---|
1052 | fAccess & DBGFBPIOACCESS_READ_DWORD ? '4' : '-',
|
---|
1053 | fAccess & DBGFBPIOACCESS_READ_QWORD ? '8' : '-',
|
---|
1054 | fAccess & DBGFBPIOACCESS_READ_OTHER ? '+' : '-');
|
---|
1055 | DBGCCmdHlpPrintf(&pDbgc->CmdHlp, " %c%c%c%c%c%c",
|
---|
1056 | fAccess & DBGFBPIOACCESS_WRITE_MASK ? 'w' : '-',
|
---|
1057 | fAccess & DBGFBPIOACCESS_WRITE_BYTE ? '1' : '-',
|
---|
1058 | fAccess & DBGFBPIOACCESS_WRITE_WORD ? '2' : '-',
|
---|
1059 | fAccess & DBGFBPIOACCESS_WRITE_DWORD ? '4' : '-',
|
---|
1060 | fAccess & DBGFBPIOACCESS_WRITE_QWORD ? '8' : '-',
|
---|
1061 | fAccess & DBGFBPIOACCESS_WRITE_OTHER ? '+' : '-');
|
---|
1062 | if (DBGF_BP_PUB_GET_TYPE(pBp) == DBGFBPTYPE_PORT_IO)
|
---|
1063 | DBGCCmdHlpPrintf(&pDbgc->CmdHlp, " %04x-%04x",
|
---|
1064 | pBp->u.PortIo.uPort, pBp->u.PortIo.uPort + pBp->u.PortIo.cPorts - 1);
|
---|
1065 | else
|
---|
1066 | DBGCCmdHlpPrintf(&pDbgc->CmdHlp, "%RGp LB %03x", pBp->u.Mmio.PhysAddr, pBp->u.Mmio.cb);
|
---|
1067 | break;
|
---|
1068 | }
|
---|
1069 |
|
---|
1070 | default:
|
---|
1071 | DBGCCmdHlpPrintf(&pDbgc->CmdHlp, " unknown type %d!!", DBGF_BP_PUB_GET_TYPE(pBp));
|
---|
1072 | AssertFailed();
|
---|
1073 | break;
|
---|
1074 |
|
---|
1075 | }
|
---|
1076 | if (pBp->iHitDisable == ~(uint64_t)0)
|
---|
1077 | DBGCCmdHlpPrintf(&pDbgc->CmdHlp, " %04RX64 (%04RX64 to ~0) ", pBp->cHits, pBp->iHitTrigger);
|
---|
1078 | else
|
---|
1079 | DBGCCmdHlpPrintf(&pDbgc->CmdHlp, " %04RX64 (%04RX64 to %04RX64)", pBp->cHits, pBp->iHitTrigger, pBp->iHitDisable);
|
---|
1080 |
|
---|
1081 | /*
|
---|
1082 | * Try resolve the address if it has one.
|
---|
1083 | */
|
---|
1084 | if (fHasAddress)
|
---|
1085 | {
|
---|
1086 | RTDBGSYMBOL Sym;
|
---|
1087 | RTINTPTR off;
|
---|
1088 | DBGFADDRESS Addr;
|
---|
1089 | int rc = DBGFR3AsSymbolByAddr(pUVM, pDbgc->hDbgAs, DBGFR3AddrFromFlat(pDbgc->pUVM, &Addr, pBp->u.GCPtr),
|
---|
1090 | RTDBGSYMADDR_FLAGS_LESS_OR_EQUAL | RTDBGSYMADDR_FLAGS_SKIP_ABS_IN_DEFERRED,
|
---|
1091 | &off, &Sym, NULL);
|
---|
1092 | if (RT_SUCCESS(rc))
|
---|
1093 | {
|
---|
1094 | if (!off)
|
---|
1095 | DBGCCmdHlpPrintf(&pDbgc->CmdHlp, "%s", Sym.szName);
|
---|
1096 | else if (off > 0)
|
---|
1097 | DBGCCmdHlpPrintf(&pDbgc->CmdHlp, "%s+%RGv", Sym.szName, off);
|
---|
1098 | else
|
---|
1099 | DBGCCmdHlpPrintf(&pDbgc->CmdHlp, "%s-%RGv", Sym.szName, -off);
|
---|
1100 | }
|
---|
1101 | }
|
---|
1102 |
|
---|
1103 | /*
|
---|
1104 | * The commands.
|
---|
1105 | */
|
---|
1106 | if (pDbgcBp)
|
---|
1107 | {
|
---|
1108 | if (pDbgcBp->cchCmd)
|
---|
1109 | DBGCCmdHlpPrintf(&pDbgc->CmdHlp, "\n cmds: '%s'\n", pDbgcBp->szCmd);
|
---|
1110 | else
|
---|
1111 | DBGCCmdHlpPrintf(&pDbgc->CmdHlp, "\n");
|
---|
1112 | }
|
---|
1113 | else
|
---|
1114 | DBGCCmdHlpPrintf(&pDbgc->CmdHlp, " [unknown bp]\n");
|
---|
1115 |
|
---|
1116 | return VINF_SUCCESS;
|
---|
1117 | }
|
---|
1118 |
|
---|
1119 |
|
---|
1120 | /**
|
---|
1121 | * @callback_method_impl{FNDBGCCMD, The 'bl' command.}
|
---|
1122 | */
|
---|
1123 | static DECLCALLBACK(int) dbgcCmdBrkList(PCDBGCCMD pCmd, PDBGCCMDHLP pCmdHlp, PUVM pUVM, PCDBGCVAR paArgs, unsigned cArgs)
|
---|
1124 | {
|
---|
1125 | DBGC_CMDHLP_REQ_UVM_RET(pCmdHlp, pCmd, pUVM);
|
---|
1126 | DBGC_CMDHLP_ASSERT_PARSER_RET(pCmdHlp, pCmd, -1, cArgs == 0);
|
---|
1127 | NOREF(paArgs);
|
---|
1128 |
|
---|
1129 | /*
|
---|
1130 | * Enumerate the breakpoints.
|
---|
1131 | */
|
---|
1132 | PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
|
---|
1133 | int rc = DBGFR3BpEnum(pUVM, dbgcEnumBreakpointsCallback, pDbgc);
|
---|
1134 | if (RT_FAILURE(rc))
|
---|
1135 | return DBGCCmdHlpFailRc(pCmdHlp, pCmd, rc, "DBGFR3BpEnum");
|
---|
1136 | return rc;
|
---|
1137 | }
|
---|
1138 |
|
---|
1139 |
|
---|
1140 | /**
|
---|
1141 | * @callback_method_impl{FNDBGCCMD, The 'bp' command.}
|
---|
1142 | */
|
---|
1143 | static DECLCALLBACK(int) dbgcCmdBrkSet(PCDBGCCMD pCmd, PDBGCCMDHLP pCmdHlp, PUVM pUVM, PCDBGCVAR paArgs, unsigned cArgs)
|
---|
1144 | {
|
---|
1145 | /*
|
---|
1146 | * Convert the pointer to a DBGF address.
|
---|
1147 | */
|
---|
1148 | DBGFADDRESS Address;
|
---|
1149 | int rc = DBGCCmdHlpVarToDbgfAddr(pCmdHlp, &paArgs[0], &Address);
|
---|
1150 | if (RT_FAILURE(rc))
|
---|
1151 | return DBGCCmdHlpFailRc(pCmdHlp, pCmd, rc, "DBGCCmdHlpVarToDbgfAddr(,'%DV',)", &paArgs[0]);
|
---|
1152 |
|
---|
1153 | /*
|
---|
1154 | * Pick out the optional arguments.
|
---|
1155 | */
|
---|
1156 | uint64_t iHitTrigger = 0;
|
---|
1157 | uint64_t iHitDisable = UINT64_MAX;
|
---|
1158 | const char *pszCmds = NULL;
|
---|
1159 | unsigned iArg = 1;
|
---|
1160 | if (iArg < cArgs && paArgs[iArg].enmType == DBGCVAR_TYPE_NUMBER)
|
---|
1161 | {
|
---|
1162 | iHitTrigger = paArgs[iArg].u.u64Number;
|
---|
1163 | iArg++;
|
---|
1164 | if (iArg < cArgs && paArgs[iArg].enmType == DBGCVAR_TYPE_NUMBER)
|
---|
1165 | {
|
---|
1166 | iHitDisable = paArgs[iArg].u.u64Number;
|
---|
1167 | iArg++;
|
---|
1168 | }
|
---|
1169 | }
|
---|
1170 | if (iArg < cArgs && paArgs[iArg].enmType == DBGCVAR_TYPE_STRING)
|
---|
1171 | {
|
---|
1172 | pszCmds = paArgs[iArg].u.pszString;
|
---|
1173 | iArg++;
|
---|
1174 | }
|
---|
1175 |
|
---|
1176 | /*
|
---|
1177 | * Try set the breakpoint.
|
---|
1178 | */
|
---|
1179 | uint32_t iBp;
|
---|
1180 | PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
|
---|
1181 | rc = DBGFR3BpSetInt3(pUVM, pDbgc->idCpu, &Address, iHitTrigger, iHitDisable, &iBp);
|
---|
1182 | if (RT_SUCCESS(rc))
|
---|
1183 | {
|
---|
1184 | rc = dbgcBpAdd(pDbgc, iBp, pszCmds);
|
---|
1185 | if (RT_SUCCESS(rc))
|
---|
1186 | return DBGCCmdHlpPrintf(pCmdHlp, "Set breakpoint %u at %RGv\n", iBp, Address.FlatPtr);
|
---|
1187 | if (rc == VERR_DBGC_BP_EXISTS)
|
---|
1188 | {
|
---|
1189 | rc = dbgcBpUpdate(pDbgc, iBp, pszCmds);
|
---|
1190 | if (RT_SUCCESS(rc))
|
---|
1191 | return DBGCCmdHlpPrintf(pCmdHlp, "Updated breakpoint %u at %RGv\n", iBp, Address.FlatPtr);
|
---|
1192 | }
|
---|
1193 | int rc2 = DBGFR3BpClear(pDbgc->pUVM, iBp);
|
---|
1194 | AssertRC(rc2);
|
---|
1195 | }
|
---|
1196 | return DBGCCmdHlpFailRc(pCmdHlp, pCmd, rc, "Failed to set breakpoint at %RGv", Address.FlatPtr);
|
---|
1197 | }
|
---|
1198 |
|
---|
1199 |
|
---|
1200 | /**
|
---|
1201 | * @callback_method_impl{FNDBGCCMD, The 'br' command.}
|
---|
1202 | */
|
---|
1203 | static DECLCALLBACK(int) dbgcCmdBrkREM(PCDBGCCMD pCmd, PDBGCCMDHLP pCmdHlp, PUVM pUVM, PCDBGCVAR paArgs, unsigned cArgs)
|
---|
1204 | {
|
---|
1205 | /*
|
---|
1206 | * Convert the pointer to a DBGF address.
|
---|
1207 | */
|
---|
1208 | DBGFADDRESS Address;
|
---|
1209 | int rc = DBGCCmdHlpVarToDbgfAddr(pCmdHlp, &paArgs[0], &Address);
|
---|
1210 | if (RT_FAILURE(rc))
|
---|
1211 | return DBGCCmdHlpFailRc(pCmdHlp, pCmd, rc, "DBGCCmdHlpVarToDbgfAddr(,'%DV',)", &paArgs[0]);
|
---|
1212 |
|
---|
1213 | /*
|
---|
1214 | * Pick out the optional arguments.
|
---|
1215 | */
|
---|
1216 | uint64_t iHitTrigger = 0;
|
---|
1217 | uint64_t iHitDisable = UINT64_MAX;
|
---|
1218 | const char *pszCmds = NULL;
|
---|
1219 | unsigned iArg = 1;
|
---|
1220 | if (iArg < cArgs && paArgs[iArg].enmType == DBGCVAR_TYPE_NUMBER)
|
---|
1221 | {
|
---|
1222 | iHitTrigger = paArgs[iArg].u.u64Number;
|
---|
1223 | iArg++;
|
---|
1224 | if (iArg < cArgs && paArgs[iArg].enmType == DBGCVAR_TYPE_NUMBER)
|
---|
1225 | {
|
---|
1226 | iHitDisable = paArgs[iArg].u.u64Number;
|
---|
1227 | iArg++;
|
---|
1228 | }
|
---|
1229 | }
|
---|
1230 | if (iArg < cArgs && paArgs[iArg].enmType == DBGCVAR_TYPE_STRING)
|
---|
1231 | {
|
---|
1232 | pszCmds = paArgs[iArg].u.pszString;
|
---|
1233 | iArg++;
|
---|
1234 | }
|
---|
1235 |
|
---|
1236 | /*
|
---|
1237 | * Try set the breakpoint.
|
---|
1238 | */
|
---|
1239 | uint32_t iBp;
|
---|
1240 | rc = DBGFR3BpSetREM(pUVM, &Address, iHitTrigger, iHitDisable, &iBp);
|
---|
1241 | if (RT_SUCCESS(rc))
|
---|
1242 | {
|
---|
1243 | PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
|
---|
1244 | rc = dbgcBpAdd(pDbgc, iBp, pszCmds);
|
---|
1245 | if (RT_SUCCESS(rc))
|
---|
1246 | return DBGCCmdHlpPrintf(pCmdHlp, "Set REM breakpoint %u at %RGv\n", iBp, Address.FlatPtr);
|
---|
1247 | if (rc == VERR_DBGC_BP_EXISTS)
|
---|
1248 | {
|
---|
1249 | rc = dbgcBpUpdate(pDbgc, iBp, pszCmds);
|
---|
1250 | if (RT_SUCCESS(rc))
|
---|
1251 | return DBGCCmdHlpPrintf(pCmdHlp, "Updated REM breakpoint %u at %RGv\n", iBp, Address.FlatPtr);
|
---|
1252 | }
|
---|
1253 | int rc2 = DBGFR3BpClear(pDbgc->pUVM, iBp);
|
---|
1254 | AssertRC(rc2);
|
---|
1255 | }
|
---|
1256 | return DBGCCmdHlpFailRc(pCmdHlp, pCmd, rc, "Failed to set REM breakpoint at %RGv", Address.FlatPtr);
|
---|
1257 | }
|
---|
1258 |
|
---|
1259 |
|
---|
1260 | /**
|
---|
1261 | * Helps the unassmble ('u') command display symbols it starts at and passes.
|
---|
1262 | *
|
---|
1263 | * @param pUVM The user mode VM handle.
|
---|
1264 | * @param pCmdHlp The command helpers for printing via.
|
---|
1265 | * @param hDbgAs The address space to look up addresses in.
|
---|
1266 | * @param pAddress The current address.
|
---|
1267 | * @param pcbCallAgain Where to return the distance to the next check (in
|
---|
1268 | * instruction bytes).
|
---|
1269 | */
|
---|
1270 | static void dbgcCmdUnassambleHelpListNear(PUVM pUVM, PDBGCCMDHLP pCmdHlp, RTDBGAS hDbgAs, PCDBGFADDRESS pAddress,
|
---|
1271 | PRTUINTPTR pcbCallAgain)
|
---|
1272 | {
|
---|
1273 | RTDBGSYMBOL Symbol;
|
---|
1274 | RTGCINTPTR offDispSym;
|
---|
1275 | int rc = DBGFR3AsSymbolByAddr(pUVM, hDbgAs, pAddress,
|
---|
1276 | RTDBGSYMADDR_FLAGS_LESS_OR_EQUAL | RTDBGSYMADDR_FLAGS_SKIP_ABS_IN_DEFERRED,
|
---|
1277 | &offDispSym, &Symbol, NULL);
|
---|
1278 | if (RT_FAILURE(rc) || offDispSym > _1G)
|
---|
1279 | rc = DBGFR3AsSymbolByAddr(pUVM, hDbgAs, pAddress,
|
---|
1280 | RTDBGSYMADDR_FLAGS_GREATER_OR_EQUAL | RTDBGSYMADDR_FLAGS_SKIP_ABS_IN_DEFERRED,
|
---|
1281 | &offDispSym, &Symbol, NULL);
|
---|
1282 | if (RT_SUCCESS(rc) && offDispSym < _1G)
|
---|
1283 | {
|
---|
1284 | if (!offDispSym)
|
---|
1285 | {
|
---|
1286 | DBGCCmdHlpPrintf(pCmdHlp, "%s:\n", Symbol.szName);
|
---|
1287 | *pcbCallAgain = !Symbol.cb ? 64 : Symbol.cb;
|
---|
1288 | }
|
---|
1289 | else if (offDispSym > 0)
|
---|
1290 | {
|
---|
1291 | DBGCCmdHlpPrintf(pCmdHlp, "%s+%#llx:\n", Symbol.szName, (uint64_t)offDispSym);
|
---|
1292 | *pcbCallAgain = !Symbol.cb ? 64 : Symbol.cb > (RTGCUINTPTR)offDispSym ? Symbol.cb - (RTGCUINTPTR)offDispSym : 1;
|
---|
1293 | }
|
---|
1294 | else
|
---|
1295 | {
|
---|
1296 | DBGCCmdHlpPrintf(pCmdHlp, "%s-%#llx:\n", Symbol.szName, (uint64_t)-offDispSym);
|
---|
1297 | *pcbCallAgain = !Symbol.cb ? 64 : (RTGCUINTPTR)-offDispSym + Symbol.cb;
|
---|
1298 | }
|
---|
1299 | }
|
---|
1300 | else
|
---|
1301 | *pcbCallAgain = UINT32_MAX;
|
---|
1302 | }
|
---|
1303 |
|
---|
1304 |
|
---|
1305 | /**
|
---|
1306 | * @callback_method_impl{FNDBGCCMD, The 'u' command.}
|
---|
1307 | */
|
---|
1308 | static DECLCALLBACK(int) dbgcCmdUnassemble(PCDBGCCMD pCmd, PDBGCCMDHLP pCmdHlp, PUVM pUVM, PCDBGCVAR paArgs, unsigned cArgs)
|
---|
1309 | {
|
---|
1310 | PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
|
---|
1311 |
|
---|
1312 | /*
|
---|
1313 | * Validate input.
|
---|
1314 | */
|
---|
1315 | DBGC_CMDHLP_REQ_UVM_RET(pCmdHlp, pCmd, pUVM);
|
---|
1316 | DBGC_CMDHLP_ASSERT_PARSER_RET(pCmdHlp, pCmd, -1, cArgs <= 1);
|
---|
1317 | DBGC_CMDHLP_ASSERT_PARSER_RET(pCmdHlp, pCmd, 0, cArgs == 0 || DBGCVAR_ISPOINTER(paArgs[0].enmType));
|
---|
1318 |
|
---|
1319 | if (!cArgs && !DBGCVAR_ISPOINTER(pDbgc->DisasmPos.enmType))
|
---|
1320 | return DBGCCmdHlpFail(pCmdHlp, pCmd, "Don't know where to start disassembling");
|
---|
1321 |
|
---|
1322 | /*
|
---|
1323 | * Check the desired mode.
|
---|
1324 | */
|
---|
1325 | unsigned fFlags = DBGF_DISAS_FLAGS_NO_ADDRESS | DBGF_DISAS_FLAGS_UNPATCHED_BYTES | DBGF_DISAS_FLAGS_ANNOTATE_PATCHED;
|
---|
1326 | switch (pCmd->pszCmd[1])
|
---|
1327 | {
|
---|
1328 | default: AssertFailed(); RT_FALL_THRU();
|
---|
1329 | case '\0': fFlags |= DBGF_DISAS_FLAGS_DEFAULT_MODE; break;
|
---|
1330 | case '6': fFlags |= DBGF_DISAS_FLAGS_64BIT_MODE; break;
|
---|
1331 | case '3': fFlags |= DBGF_DISAS_FLAGS_32BIT_MODE; break;
|
---|
1332 | case '1': fFlags |= DBGF_DISAS_FLAGS_16BIT_MODE; break;
|
---|
1333 | case 'v': fFlags |= DBGF_DISAS_FLAGS_16BIT_REAL_MODE; break;
|
---|
1334 | }
|
---|
1335 |
|
---|
1336 | /** @todo should use DBGFADDRESS for everything */
|
---|
1337 |
|
---|
1338 | /*
|
---|
1339 | * Find address.
|
---|
1340 | */
|
---|
1341 | if (!cArgs)
|
---|
1342 | {
|
---|
1343 | if (!DBGCVAR_ISPOINTER(pDbgc->DisasmPos.enmType))
|
---|
1344 | {
|
---|
1345 | #if defined(VBOX_VMM_TARGET_ARMV8)
|
---|
1346 | AssertReleaseFailed();
|
---|
1347 | #else
|
---|
1348 | /** @todo Batch query CS, RIP, CPU mode and flags. */
|
---|
1349 | PVMCPU pVCpu = VMMR3GetCpuByIdU(pUVM, pDbgc->idCpu);
|
---|
1350 | if (CPUMIsGuestIn64BitCode(pVCpu))
|
---|
1351 | {
|
---|
1352 | pDbgc->DisasmPos.enmType = DBGCVAR_TYPE_GC_FLAT;
|
---|
1353 | pDbgc->SourcePos.u.GCFlat = CPUMGetGuestRIP(pVCpu);
|
---|
1354 | }
|
---|
1355 | else
|
---|
1356 | {
|
---|
1357 | pDbgc->DisasmPos.enmType = DBGCVAR_TYPE_GC_FAR;
|
---|
1358 | pDbgc->SourcePos.u.GCFar.off = CPUMGetGuestEIP(pVCpu);
|
---|
1359 | pDbgc->SourcePos.u.GCFar.sel = CPUMGetGuestCS(pVCpu);
|
---|
1360 | if ( (fFlags & DBGF_DISAS_FLAGS_MODE_MASK) == DBGF_DISAS_FLAGS_DEFAULT_MODE
|
---|
1361 | && (CPUMGetGuestEFlags(pVCpu) & X86_EFL_VM))
|
---|
1362 | {
|
---|
1363 | fFlags &= ~DBGF_DISAS_FLAGS_MODE_MASK;
|
---|
1364 | fFlags |= DBGF_DISAS_FLAGS_16BIT_REAL_MODE;
|
---|
1365 | }
|
---|
1366 | }
|
---|
1367 | #endif
|
---|
1368 |
|
---|
1369 | fFlags |= DBGF_DISAS_FLAGS_CURRENT_GUEST;
|
---|
1370 | }
|
---|
1371 | else if ((fFlags & DBGF_DISAS_FLAGS_MODE_MASK) == DBGF_DISAS_FLAGS_DEFAULT_MODE && pDbgc->fDisasm)
|
---|
1372 | {
|
---|
1373 | fFlags &= ~DBGF_DISAS_FLAGS_MODE_MASK;
|
---|
1374 | fFlags |= pDbgc->fDisasm & DBGF_DISAS_FLAGS_MODE_MASK;
|
---|
1375 | }
|
---|
1376 | pDbgc->DisasmPos.enmRangeType = DBGCVAR_RANGE_NONE;
|
---|
1377 | }
|
---|
1378 | else
|
---|
1379 | pDbgc->DisasmPos = paArgs[0];
|
---|
1380 | pDbgc->pLastPos = &pDbgc->DisasmPos;
|
---|
1381 |
|
---|
1382 | /*
|
---|
1383 | * Range.
|
---|
1384 | */
|
---|
1385 | switch (pDbgc->DisasmPos.enmRangeType)
|
---|
1386 | {
|
---|
1387 | case DBGCVAR_RANGE_NONE:
|
---|
1388 | pDbgc->DisasmPos.enmRangeType = DBGCVAR_RANGE_ELEMENTS;
|
---|
1389 | pDbgc->DisasmPos.u64Range = 10;
|
---|
1390 | break;
|
---|
1391 |
|
---|
1392 | case DBGCVAR_RANGE_ELEMENTS:
|
---|
1393 | if (pDbgc->DisasmPos.u64Range > 2048)
|
---|
1394 | return DBGCCmdHlpFail(pCmdHlp, pCmd, "Too many lines requested. Max is 2048 lines");
|
---|
1395 | break;
|
---|
1396 |
|
---|
1397 | case DBGCVAR_RANGE_BYTES:
|
---|
1398 | if (pDbgc->DisasmPos.u64Range > 65536)
|
---|
1399 | return DBGCCmdHlpFail(pCmdHlp, pCmd, "The requested range is too big. Max is 64KB");
|
---|
1400 | break;
|
---|
1401 |
|
---|
1402 | default:
|
---|
1403 | return DBGCCmdHlpFail(pCmdHlp, pCmd, "Unknown range type %d", pDbgc->DisasmPos.enmRangeType);
|
---|
1404 | }
|
---|
1405 |
|
---|
1406 | /*
|
---|
1407 | * Convert physical and host addresses to guest addresses.
|
---|
1408 | */
|
---|
1409 | RTDBGAS hDbgAs = pDbgc->hDbgAs;
|
---|
1410 | int rc;
|
---|
1411 | switch (pDbgc->DisasmPos.enmType)
|
---|
1412 | {
|
---|
1413 | case DBGCVAR_TYPE_GC_FLAT:
|
---|
1414 | case DBGCVAR_TYPE_GC_FAR:
|
---|
1415 | break;
|
---|
1416 | case DBGCVAR_TYPE_GC_PHYS:
|
---|
1417 | hDbgAs = DBGF_AS_PHYS;
|
---|
1418 | RT_FALL_THRU();
|
---|
1419 | case DBGCVAR_TYPE_HC_FLAT:
|
---|
1420 | case DBGCVAR_TYPE_HC_PHYS:
|
---|
1421 | {
|
---|
1422 | DBGCVAR VarTmp;
|
---|
1423 | rc = DBGCCmdHlpEval(pCmdHlp, &VarTmp, "%%(%Dv)", &pDbgc->DisasmPos);
|
---|
1424 | if (RT_FAILURE(rc))
|
---|
1425 | return DBGCCmdHlpFailRc(pCmdHlp, pCmd, rc, "failed to evaluate '%%(%Dv)'", &pDbgc->DisasmPos);
|
---|
1426 | pDbgc->DisasmPos = VarTmp;
|
---|
1427 | break;
|
---|
1428 | }
|
---|
1429 | default: AssertFailed(); break;
|
---|
1430 | }
|
---|
1431 |
|
---|
1432 | DBGFADDRESS CurAddr;
|
---|
1433 | if ( (fFlags & DBGF_DISAS_FLAGS_MODE_MASK) == DBGF_DISAS_FLAGS_16BIT_REAL_MODE
|
---|
1434 | && pDbgc->DisasmPos.enmType == DBGCVAR_TYPE_GC_FAR)
|
---|
1435 | DBGFR3AddrFromFlat(pUVM, &CurAddr, ((uint32_t)pDbgc->DisasmPos.u.GCFar.sel << 4) + pDbgc->DisasmPos.u.GCFar.off);
|
---|
1436 | else
|
---|
1437 | {
|
---|
1438 | rc = DBGCCmdHlpVarToDbgfAddr(pCmdHlp, &pDbgc->DisasmPos, &CurAddr);
|
---|
1439 | if (RT_FAILURE(rc))
|
---|
1440 | return DBGCCmdHlpFailRc(pCmdHlp, pCmd, rc, "DBGCCmdHlpVarToDbgfAddr failed on '%Dv'", &pDbgc->DisasmPos);
|
---|
1441 | }
|
---|
1442 |
|
---|
1443 | pDbgc->fDisasm = fFlags;
|
---|
1444 |
|
---|
1445 | /*
|
---|
1446 | * Figure out where we are and display it. Also calculate when we need to
|
---|
1447 | * check for a new symbol if possible.
|
---|
1448 | */
|
---|
1449 | RTGCUINTPTR cbCheckSymbol;
|
---|
1450 | dbgcCmdUnassambleHelpListNear(pUVM, pCmdHlp, hDbgAs, &CurAddr, &cbCheckSymbol);
|
---|
1451 |
|
---|
1452 | /*
|
---|
1453 | * Do the disassembling.
|
---|
1454 | */
|
---|
1455 | unsigned cTries = 32;
|
---|
1456 | int iRangeLeft = (int)pDbgc->DisasmPos.u64Range;
|
---|
1457 | if (iRangeLeft == 0) /* kludge for 'r'. */
|
---|
1458 | iRangeLeft = -1;
|
---|
1459 | for (;;)
|
---|
1460 | {
|
---|
1461 | /*
|
---|
1462 | * Disassemble the instruction.
|
---|
1463 | */
|
---|
1464 | char szDis[256];
|
---|
1465 | uint32_t cbInstr = 1;
|
---|
1466 | if (pDbgc->DisasmPos.enmType == DBGCVAR_TYPE_GC_FLAT)
|
---|
1467 | rc = DBGFR3DisasInstrEx(pUVM, pDbgc->idCpu, DBGF_SEL_FLAT, pDbgc->DisasmPos.u.GCFlat, fFlags,
|
---|
1468 | &szDis[0], sizeof(szDis), &cbInstr);
|
---|
1469 | else
|
---|
1470 | rc = DBGFR3DisasInstrEx(pUVM, pDbgc->idCpu, pDbgc->DisasmPos.u.GCFar.sel, pDbgc->DisasmPos.u.GCFar.off, fFlags,
|
---|
1471 | &szDis[0], sizeof(szDis), &cbInstr);
|
---|
1472 | if (RT_SUCCESS(rc))
|
---|
1473 | {
|
---|
1474 | /* print it */
|
---|
1475 | rc = DBGCCmdHlpPrintf(pCmdHlp, "%-16DV %s\n", &pDbgc->DisasmPos, &szDis[0]);
|
---|
1476 | if (RT_FAILURE(rc))
|
---|
1477 | return rc;
|
---|
1478 | }
|
---|
1479 | else
|
---|
1480 | {
|
---|
1481 | /* bitch. */
|
---|
1482 | int rc2 = DBGCCmdHlpPrintf(pCmdHlp, "Failed to disassemble instruction, skipping one byte.\n");
|
---|
1483 | if (RT_FAILURE(rc2))
|
---|
1484 | return rc2;
|
---|
1485 | if (cTries-- > 0)
|
---|
1486 | return DBGCCmdHlpFailRc(pCmdHlp, pCmd, rc, "Too many disassembly failures. Giving up");
|
---|
1487 | cbInstr = 1;
|
---|
1488 | }
|
---|
1489 |
|
---|
1490 | /* advance */
|
---|
1491 | if (iRangeLeft < 0) /* 'r' */
|
---|
1492 | break;
|
---|
1493 | if (pDbgc->DisasmPos.enmRangeType == DBGCVAR_RANGE_ELEMENTS)
|
---|
1494 | iRangeLeft--;
|
---|
1495 | else
|
---|
1496 | iRangeLeft -= cbInstr;
|
---|
1497 | rc = DBGCCmdHlpEval(pCmdHlp, &pDbgc->DisasmPos, "(%Dv) + %x", &pDbgc->DisasmPos, cbInstr);
|
---|
1498 | if (RT_FAILURE(rc))
|
---|
1499 | return DBGCCmdHlpFailRc(pCmdHlp, pCmd, rc, "DBGCCmdHlpEval(,,'(%Dv) + %x')", &pDbgc->DisasmPos, cbInstr);
|
---|
1500 | if (iRangeLeft <= 0)
|
---|
1501 | break;
|
---|
1502 | fFlags &= ~DBGF_DISAS_FLAGS_CURRENT_GUEST;
|
---|
1503 |
|
---|
1504 | /* Print next symbol? */
|
---|
1505 | if (cbCheckSymbol <= cbInstr)
|
---|
1506 | {
|
---|
1507 | if ( (fFlags & DBGF_DISAS_FLAGS_MODE_MASK) == DBGF_DISAS_FLAGS_16BIT_REAL_MODE
|
---|
1508 | && pDbgc->DisasmPos.enmType == DBGCVAR_TYPE_GC_FAR)
|
---|
1509 | DBGFR3AddrFromFlat(pUVM, &CurAddr, ((uint32_t)pDbgc->DisasmPos.u.GCFar.sel << 4) + pDbgc->DisasmPos.u.GCFar.off);
|
---|
1510 | else
|
---|
1511 | rc = DBGCCmdHlpVarToDbgfAddr(pCmdHlp, &pDbgc->DisasmPos, &CurAddr);
|
---|
1512 | if (RT_SUCCESS(rc))
|
---|
1513 | dbgcCmdUnassambleHelpListNear(pUVM, pCmdHlp, hDbgAs, &CurAddr, &cbCheckSymbol);
|
---|
1514 | else
|
---|
1515 | cbCheckSymbol = UINT32_MAX;
|
---|
1516 | }
|
---|
1517 | else
|
---|
1518 | cbCheckSymbol -= cbInstr;
|
---|
1519 | }
|
---|
1520 |
|
---|
1521 | NOREF(pCmd);
|
---|
1522 | return VINF_SUCCESS;
|
---|
1523 | }
|
---|
1524 |
|
---|
1525 |
|
---|
1526 | /**
|
---|
1527 | * @callback_method_impl{FNDGCSCREENBLIT}
|
---|
1528 | */
|
---|
1529 | static DECLCALLBACK(int) dbgcCmdUnassembleCfgBlit(const char *psz, void *pvUser)
|
---|
1530 | {
|
---|
1531 | PDBGCCMDHLP pCmdHlp = (PDBGCCMDHLP)pvUser;
|
---|
1532 | return DBGCCmdHlpPrintf(pCmdHlp, "%s", psz);
|
---|
1533 | }
|
---|
1534 |
|
---|
1535 |
|
---|
1536 | /**
|
---|
1537 | * Checks whether both addresses are equal.
|
---|
1538 | *
|
---|
1539 | * @returns true if both addresses point to the same location, false otherwise.
|
---|
1540 | * @param pAddr1 First address.
|
---|
1541 | * @param pAddr2 Second address.
|
---|
1542 | */
|
---|
1543 | static bool dbgcCmdUnassembleCfgAddrEqual(PDBGFADDRESS pAddr1, PDBGFADDRESS pAddr2)
|
---|
1544 | {
|
---|
1545 | return pAddr1->Sel == pAddr2->Sel
|
---|
1546 | && pAddr1->off == pAddr2->off;
|
---|
1547 | }
|
---|
1548 |
|
---|
1549 |
|
---|
1550 | /**
|
---|
1551 | * Checks whether the first given address is lower than the second one.
|
---|
1552 | *
|
---|
1553 | * @returns true if both addresses point to the same location, false otherwise.
|
---|
1554 | * @param pAddr1 First address.
|
---|
1555 | * @param pAddr2 Second address.
|
---|
1556 | */
|
---|
1557 | static bool dbgcCmdUnassembleCfgAddrLower(PDBGFADDRESS pAddr1, PDBGFADDRESS pAddr2)
|
---|
1558 | {
|
---|
1559 | return pAddr1->Sel == pAddr2->Sel
|
---|
1560 | && pAddr1->off < pAddr2->off;
|
---|
1561 | }
|
---|
1562 |
|
---|
1563 |
|
---|
1564 | /**
|
---|
1565 | * Calculates the size required for the given basic block including the
|
---|
1566 | * border and spacing on the edges.
|
---|
1567 | *
|
---|
1568 | * @param hFlowBb The basic block handle.
|
---|
1569 | * @param pDumpBb The dumper state to fill in for the basic block.
|
---|
1570 | */
|
---|
1571 | static void dbgcCmdUnassembleCfgDumpCalcBbSize(DBGFFLOWBB hFlowBb, PDBGCFLOWBBDUMP pDumpBb)
|
---|
1572 | {
|
---|
1573 | uint32_t fFlags = DBGFR3FlowBbGetFlags(hFlowBb);
|
---|
1574 | uint32_t cInstr = DBGFR3FlowBbGetInstrCount(hFlowBb);
|
---|
1575 |
|
---|
1576 | pDumpBb->hFlowBb = hFlowBb;
|
---|
1577 | pDumpBb->cchHeight = cInstr + 4; /* Include spacing and border top and bottom. */
|
---|
1578 | pDumpBb->cchWidth = 0;
|
---|
1579 | DBGFR3FlowBbGetStartAddress(hFlowBb, &pDumpBb->AddrStart);
|
---|
1580 |
|
---|
1581 | DBGFFLOWBBENDTYPE enmType = DBGFR3FlowBbGetType(hFlowBb);
|
---|
1582 | if ( enmType == DBGFFLOWBBENDTYPE_COND
|
---|
1583 | || enmType == DBGFFLOWBBENDTYPE_UNCOND_JMP
|
---|
1584 | || enmType == DBGFFLOWBBENDTYPE_UNCOND_INDIRECT_JMP)
|
---|
1585 | DBGFR3FlowBbGetBranchAddress(hFlowBb, &pDumpBb->AddrTarget);
|
---|
1586 |
|
---|
1587 | if (fFlags & DBGF_FLOW_BB_F_INCOMPLETE_ERR)
|
---|
1588 | {
|
---|
1589 | const char *pszErr = NULL;
|
---|
1590 | DBGFR3FlowBbQueryError(hFlowBb, &pszErr);
|
---|
1591 | if (pszErr)
|
---|
1592 | {
|
---|
1593 | pDumpBb->cchHeight++;
|
---|
1594 | pDumpBb->cchWidth = RT_MAX(pDumpBb->cchWidth, (uint32_t)strlen(pszErr));
|
---|
1595 | }
|
---|
1596 | }
|
---|
1597 | for (unsigned i = 0; i < cInstr; i++)
|
---|
1598 | {
|
---|
1599 | const char *pszInstr = NULL;
|
---|
1600 | int rc = DBGFR3FlowBbQueryInstr(hFlowBb, i, NULL, NULL, &pszInstr);
|
---|
1601 | AssertRC(rc);
|
---|
1602 | pDumpBb->cchWidth = RT_MAX(pDumpBb->cchWidth, (uint32_t)strlen(pszInstr));
|
---|
1603 | }
|
---|
1604 | pDumpBb->cchWidth += 4; /* Include spacing and border left and right. */
|
---|
1605 | }
|
---|
1606 |
|
---|
1607 |
|
---|
1608 | /**
|
---|
1609 | * Dumps a top or bottom boundary line.
|
---|
1610 | *
|
---|
1611 | * @param hScreen The screen to draw to.
|
---|
1612 | * @param uStartX Where to start drawing the boundary.
|
---|
1613 | * @param uStartY Y coordinate.
|
---|
1614 | * @param cchWidth Width of the boundary.
|
---|
1615 | * @param enmColor The color to use for drawing.
|
---|
1616 | */
|
---|
1617 | static void dbgcCmdUnassembleCfgDumpBbBoundary(DBGCSCREEN hScreen, uint32_t uStartX, uint32_t uStartY, uint32_t cchWidth,
|
---|
1618 | DBGCSCREENCOLOR enmColor)
|
---|
1619 | {
|
---|
1620 | dbgcScreenAsciiDrawCharacter(hScreen, uStartX, uStartY, '+', enmColor);
|
---|
1621 | dbgcScreenAsciiDrawLineHorizontal(hScreen, uStartX + 1, uStartX + 1 + cchWidth - 2,
|
---|
1622 | uStartY, '-', enmColor);
|
---|
1623 | dbgcScreenAsciiDrawCharacter(hScreen, uStartX + cchWidth - 1, uStartY, '+', enmColor);
|
---|
1624 | }
|
---|
1625 |
|
---|
1626 |
|
---|
1627 | /**
|
---|
1628 | * Dumps a spacing line between the top or bottom boundary and the actual disassembly.
|
---|
1629 | *
|
---|
1630 | * @param hScreen The screen to draw to.
|
---|
1631 | * @param uStartX Where to start drawing the spacing.
|
---|
1632 | * @param uStartY Y coordinate.
|
---|
1633 | * @param cchWidth Width of the spacing.
|
---|
1634 | * @param enmColor The color to use for drawing.
|
---|
1635 | */
|
---|
1636 | static void dbgcCmdUnassembleCfgDumpBbSpacing(DBGCSCREEN hScreen, uint32_t uStartX, uint32_t uStartY, uint32_t cchWidth,
|
---|
1637 | DBGCSCREENCOLOR enmColor)
|
---|
1638 | {
|
---|
1639 | dbgcScreenAsciiDrawCharacter(hScreen, uStartX, uStartY, '|', enmColor);
|
---|
1640 | dbgcScreenAsciiDrawLineHorizontal(hScreen, uStartX + 1, uStartX + 1 + cchWidth - 2,
|
---|
1641 | uStartY, ' ', enmColor);
|
---|
1642 | dbgcScreenAsciiDrawCharacter(hScreen, uStartX + cchWidth - 1, uStartY, '|', enmColor);
|
---|
1643 | }
|
---|
1644 |
|
---|
1645 |
|
---|
1646 | /**
|
---|
1647 | * Writes a given text to the screen.
|
---|
1648 | *
|
---|
1649 | * @param hScreen The screen to draw to.
|
---|
1650 | * @param uStartX Where to start drawing the line.
|
---|
1651 | * @param uStartY Y coordinate.
|
---|
1652 | * @param cchWidth Maximum width of the text.
|
---|
1653 | * @param pszText The text to write.
|
---|
1654 | * @param enmTextColor The color to use for drawing the text.
|
---|
1655 | * @param enmBorderColor The color to use for drawing the border.
|
---|
1656 | */
|
---|
1657 | static void dbgcCmdUnassembleCfgDumpBbText(DBGCSCREEN hScreen, uint32_t uStartX, uint32_t uStartY,
|
---|
1658 | uint32_t cchWidth, const char *pszText,
|
---|
1659 | DBGCSCREENCOLOR enmTextColor, DBGCSCREENCOLOR enmBorderColor)
|
---|
1660 | {
|
---|
1661 | dbgcScreenAsciiDrawCharacter(hScreen, uStartX, uStartY, '|', enmBorderColor);
|
---|
1662 | dbgcScreenAsciiDrawCharacter(hScreen, uStartX + 1, uStartY, ' ', enmTextColor);
|
---|
1663 | dbgcScreenAsciiDrawString(hScreen, uStartX + 2, uStartY, pszText, enmTextColor);
|
---|
1664 | dbgcScreenAsciiDrawCharacter(hScreen, uStartX + cchWidth - 1, uStartY, '|', enmBorderColor);
|
---|
1665 | }
|
---|
1666 |
|
---|
1667 |
|
---|
1668 | /**
|
---|
1669 | * Dumps one basic block using the dumper callback.
|
---|
1670 | *
|
---|
1671 | * @param pDumpBb The basic block dump state to dump.
|
---|
1672 | * @param hScreen The screen to draw to.
|
---|
1673 | */
|
---|
1674 | static void dbgcCmdUnassembleCfgDumpBb(PDBGCFLOWBBDUMP pDumpBb, DBGCSCREEN hScreen)
|
---|
1675 | {
|
---|
1676 | uint32_t uStartY = pDumpBb->uStartY;
|
---|
1677 | bool fError = RT_BOOL(DBGFR3FlowBbGetFlags(pDumpBb->hFlowBb) & DBGF_FLOW_BB_F_INCOMPLETE_ERR);
|
---|
1678 | DBGCSCREENCOLOR enmColor = fError ? DBGCSCREENCOLOR_RED_BRIGHT : DBGCSCREENCOLOR_DEFAULT;
|
---|
1679 |
|
---|
1680 | dbgcCmdUnassembleCfgDumpBbBoundary(hScreen, pDumpBb->uStartX, uStartY, pDumpBb->cchWidth, enmColor);
|
---|
1681 | uStartY++;
|
---|
1682 | dbgcCmdUnassembleCfgDumpBbSpacing(hScreen, pDumpBb->uStartX, uStartY, pDumpBb->cchWidth, enmColor);
|
---|
1683 | uStartY++;
|
---|
1684 |
|
---|
1685 | uint32_t cInstr = DBGFR3FlowBbGetInstrCount(pDumpBb->hFlowBb);
|
---|
1686 | for (unsigned i = 0; i < cInstr; i++)
|
---|
1687 | {
|
---|
1688 | const char *pszInstr = NULL;
|
---|
1689 | DBGFR3FlowBbQueryInstr(pDumpBb->hFlowBb, i, NULL, NULL, &pszInstr);
|
---|
1690 | dbgcCmdUnassembleCfgDumpBbText(hScreen, pDumpBb->uStartX, uStartY + i,
|
---|
1691 | pDumpBb->cchWidth, pszInstr, DBGCSCREENCOLOR_DEFAULT,
|
---|
1692 | enmColor);
|
---|
1693 | }
|
---|
1694 | uStartY += cInstr;
|
---|
1695 |
|
---|
1696 | if (fError)
|
---|
1697 | {
|
---|
1698 | const char *pszErr = NULL;
|
---|
1699 | DBGFR3FlowBbQueryError(pDumpBb->hFlowBb, &pszErr);
|
---|
1700 | if (pszErr)
|
---|
1701 | dbgcCmdUnassembleCfgDumpBbText(hScreen, pDumpBb->uStartX, uStartY,
|
---|
1702 | pDumpBb->cchWidth, pszErr, enmColor,
|
---|
1703 | enmColor);
|
---|
1704 | uStartY++;
|
---|
1705 | }
|
---|
1706 |
|
---|
1707 | dbgcCmdUnassembleCfgDumpBbSpacing(hScreen, pDumpBb->uStartX, uStartY, pDumpBb->cchWidth, enmColor);
|
---|
1708 | uStartY++;
|
---|
1709 | dbgcCmdUnassembleCfgDumpBbBoundary(hScreen, pDumpBb->uStartX, uStartY, pDumpBb->cchWidth, enmColor);
|
---|
1710 | uStartY++;
|
---|
1711 | }
|
---|
1712 |
|
---|
1713 |
|
---|
1714 | /**
|
---|
1715 | * Dumps one branch table using the dumper callback.
|
---|
1716 | *
|
---|
1717 | * @param pDumpBranchTbl The basic block dump state to dump.
|
---|
1718 | * @param hScreen The screen to draw to.
|
---|
1719 | */
|
---|
1720 | static void dbgcCmdUnassembleCfgDumpBranchTbl(PDBGCFLOWBRANCHTBLDUMP pDumpBranchTbl, DBGCSCREEN hScreen)
|
---|
1721 | {
|
---|
1722 | uint32_t uStartY = pDumpBranchTbl->uStartY;
|
---|
1723 | DBGCSCREENCOLOR enmColor = DBGCSCREENCOLOR_CYAN_BRIGHT;
|
---|
1724 |
|
---|
1725 | dbgcCmdUnassembleCfgDumpBbBoundary(hScreen, pDumpBranchTbl->uStartX, uStartY, pDumpBranchTbl->cchWidth, enmColor);
|
---|
1726 | uStartY++;
|
---|
1727 | dbgcCmdUnassembleCfgDumpBbSpacing(hScreen, pDumpBranchTbl->uStartX, uStartY, pDumpBranchTbl->cchWidth, enmColor);
|
---|
1728 | uStartY++;
|
---|
1729 |
|
---|
1730 | uint32_t cSlots = DBGFR3FlowBranchTblGetSlots(pDumpBranchTbl->hFlowBranchTbl);
|
---|
1731 | for (unsigned i = 0; i < cSlots; i++)
|
---|
1732 | {
|
---|
1733 | DBGFADDRESS Addr;
|
---|
1734 | char szAddr[128];
|
---|
1735 |
|
---|
1736 | RT_ZERO(szAddr);
|
---|
1737 | DBGFR3FlowBranchTblGetAddrAtSlot(pDumpBranchTbl->hFlowBranchTbl, i, &Addr);
|
---|
1738 |
|
---|
1739 | if (Addr.Sel == DBGF_SEL_FLAT)
|
---|
1740 | RTStrPrintf(&szAddr[0], sizeof(szAddr), "%RGv", Addr.FlatPtr);
|
---|
1741 | else
|
---|
1742 | RTStrPrintf(&szAddr[0], sizeof(szAddr), "%04x:%RGv", Addr.Sel, Addr.off);
|
---|
1743 |
|
---|
1744 | dbgcCmdUnassembleCfgDumpBbText(hScreen, pDumpBranchTbl->uStartX, uStartY + i,
|
---|
1745 | pDumpBranchTbl->cchWidth, &szAddr[0], DBGCSCREENCOLOR_DEFAULT,
|
---|
1746 | enmColor);
|
---|
1747 | }
|
---|
1748 | uStartY += cSlots;
|
---|
1749 |
|
---|
1750 | dbgcCmdUnassembleCfgDumpBbSpacing(hScreen, pDumpBranchTbl->uStartX, uStartY, pDumpBranchTbl->cchWidth, enmColor);
|
---|
1751 | uStartY++;
|
---|
1752 | dbgcCmdUnassembleCfgDumpBbBoundary(hScreen, pDumpBranchTbl->uStartX, uStartY, pDumpBranchTbl->cchWidth, enmColor);
|
---|
1753 | uStartY++;
|
---|
1754 | }
|
---|
1755 |
|
---|
1756 |
|
---|
1757 | /**
|
---|
1758 | * Fills in the dump states for the basic blocks and branch tables.
|
---|
1759 | *
|
---|
1760 | * @returns VBox status code.
|
---|
1761 | * @param hFlowIt The control flow graph iterator handle.
|
---|
1762 | * @param hFlowBranchTblIt The control flow graph branch table iterator handle.
|
---|
1763 | * @param paDumpBb The array of basic block dump states.
|
---|
1764 | * @param paDumpBranchTbl The array of branch table dump states.
|
---|
1765 | * @param cBbs Number of basic blocks.
|
---|
1766 | * @param cBranchTbls Number of branch tables.
|
---|
1767 | */
|
---|
1768 | static int dbgcCmdUnassembleCfgDumpCalcDimensions(DBGFFLOWIT hFlowIt, DBGFFLOWBRANCHTBLIT hFlowBranchTblIt,
|
---|
1769 | PDBGCFLOWBBDUMP paDumpBb, PDBGCFLOWBRANCHTBLDUMP paDumpBranchTbl,
|
---|
1770 | uint32_t cBbs, uint32_t cBranchTbls)
|
---|
1771 | {
|
---|
1772 | RT_NOREF2(cBbs, cBranchTbls);
|
---|
1773 |
|
---|
1774 | /* Calculate the sizes of each basic block first. */
|
---|
1775 | DBGFFLOWBB hFlowBb = DBGFR3FlowItNext(hFlowIt);
|
---|
1776 | uint32_t idx = 0;
|
---|
1777 | while (hFlowBb)
|
---|
1778 | {
|
---|
1779 | dbgcCmdUnassembleCfgDumpCalcBbSize(hFlowBb, &paDumpBb[idx]);
|
---|
1780 | idx++;
|
---|
1781 | hFlowBb = DBGFR3FlowItNext(hFlowIt);
|
---|
1782 | }
|
---|
1783 |
|
---|
1784 | if (paDumpBranchTbl)
|
---|
1785 | {
|
---|
1786 | idx = 0;
|
---|
1787 | DBGFFLOWBRANCHTBL hFlowBranchTbl = DBGFR3FlowBranchTblItNext(hFlowBranchTblIt);
|
---|
1788 | while (hFlowBranchTbl)
|
---|
1789 | {
|
---|
1790 | paDumpBranchTbl[idx].hFlowBranchTbl = hFlowBranchTbl;
|
---|
1791 | paDumpBranchTbl[idx].cchHeight = DBGFR3FlowBranchTblGetSlots(hFlowBranchTbl) + 4; /* Spacing and border. */
|
---|
1792 | paDumpBranchTbl[idx].cchWidth = 25 + 4; /* Spacing and border. */
|
---|
1793 | idx++;
|
---|
1794 | hFlowBranchTbl = DBGFR3FlowBranchTblItNext(hFlowBranchTblIt);
|
---|
1795 | }
|
---|
1796 | }
|
---|
1797 |
|
---|
1798 | return VINF_SUCCESS;
|
---|
1799 | }
|
---|
1800 |
|
---|
1801 | /**
|
---|
1802 | * Dumps the given control flow graph to the output.
|
---|
1803 | *
|
---|
1804 | * @returns VBox status code.
|
---|
1805 | * @param hCfg The control flow graph handle.
|
---|
1806 | * @param fUseColor Flag whether the output should be colorized.
|
---|
1807 | * @param pCmdHlp The command helper callback table.
|
---|
1808 | */
|
---|
1809 | static int dbgcCmdUnassembleCfgDump(DBGFFLOW hCfg, bool fUseColor, PDBGCCMDHLP pCmdHlp)
|
---|
1810 | {
|
---|
1811 | int rc = VINF_SUCCESS;
|
---|
1812 | DBGFFLOWIT hCfgIt = NULL;
|
---|
1813 | DBGFFLOWBRANCHTBLIT hFlowBranchTblIt = NULL;
|
---|
1814 | uint32_t cBbs = DBGFR3FlowGetBbCount(hCfg);
|
---|
1815 | uint32_t cBranchTbls = DBGFR3FlowGetBranchTblCount(hCfg);
|
---|
1816 | PDBGCFLOWBBDUMP paDumpBb = (PDBGCFLOWBBDUMP)RTMemTmpAllocZ(cBbs * sizeof(DBGCFLOWBBDUMP));
|
---|
1817 | PDBGCFLOWBRANCHTBLDUMP paDumpBranchTbl = NULL;
|
---|
1818 |
|
---|
1819 | if (cBranchTbls)
|
---|
1820 | paDumpBranchTbl = (PDBGCFLOWBRANCHTBLDUMP)RTMemAllocZ(cBranchTbls * sizeof(DBGCFLOWBRANCHTBLDUMP));
|
---|
1821 |
|
---|
1822 | if (RT_UNLIKELY(!paDumpBb || (!paDumpBranchTbl && cBranchTbls > 0)))
|
---|
1823 | rc = VERR_NO_MEMORY;
|
---|
1824 | if (RT_SUCCESS(rc))
|
---|
1825 | rc = DBGFR3FlowItCreate(hCfg, DBGFFLOWITORDER_BY_ADDR_LOWEST_FIRST, &hCfgIt);
|
---|
1826 | if (RT_SUCCESS(rc) && cBranchTbls > 0)
|
---|
1827 | rc = DBGFR3FlowBranchTblItCreate(hCfg, DBGFFLOWITORDER_BY_ADDR_LOWEST_FIRST, &hFlowBranchTblIt);
|
---|
1828 |
|
---|
1829 | if (RT_SUCCESS(rc))
|
---|
1830 | {
|
---|
1831 | rc = dbgcCmdUnassembleCfgDumpCalcDimensions(hCfgIt, hFlowBranchTblIt, paDumpBb, paDumpBranchTbl,
|
---|
1832 | cBbs, cBranchTbls);
|
---|
1833 |
|
---|
1834 | /* Calculate the ASCII screen dimensions and create one. */
|
---|
1835 | uint32_t cchWidth = 0;
|
---|
1836 | uint32_t cchLeftExtra = 5;
|
---|
1837 | uint32_t cchRightExtra = 5;
|
---|
1838 | uint32_t cchHeight = 0;
|
---|
1839 | for (unsigned i = 0; i < cBbs; i++)
|
---|
1840 | {
|
---|
1841 | PDBGCFLOWBBDUMP pDumpBb = &paDumpBb[i];
|
---|
1842 | cchWidth = RT_MAX(cchWidth, pDumpBb->cchWidth);
|
---|
1843 | cchHeight += pDumpBb->cchHeight;
|
---|
1844 |
|
---|
1845 | /* Incomplete blocks don't have a successor. */
|
---|
1846 | if (DBGFR3FlowBbGetFlags(pDumpBb->hFlowBb) & DBGF_FLOW_BB_F_INCOMPLETE_ERR)
|
---|
1847 | continue;
|
---|
1848 |
|
---|
1849 | switch (DBGFR3FlowBbGetType(pDumpBb->hFlowBb))
|
---|
1850 | {
|
---|
1851 | case DBGFFLOWBBENDTYPE_EXIT:
|
---|
1852 | case DBGFFLOWBBENDTYPE_LAST_DISASSEMBLED:
|
---|
1853 | break;
|
---|
1854 | case DBGFFLOWBBENDTYPE_UNCOND_JMP:
|
---|
1855 | if ( dbgcCmdUnassembleCfgAddrLower(&pDumpBb->AddrTarget, &pDumpBb->AddrStart)
|
---|
1856 | || dbgcCmdUnassembleCfgAddrEqual(&pDumpBb->AddrTarget, &pDumpBb->AddrStart))
|
---|
1857 | cchLeftExtra++;
|
---|
1858 | else
|
---|
1859 | cchRightExtra++;
|
---|
1860 | break;
|
---|
1861 | case DBGFFLOWBBENDTYPE_UNCOND:
|
---|
1862 | cchHeight += 2; /* For the arrow down to the next basic block. */
|
---|
1863 | break;
|
---|
1864 | case DBGFFLOWBBENDTYPE_COND:
|
---|
1865 | cchHeight += 2; /* For the arrow down to the next basic block. */
|
---|
1866 | if ( dbgcCmdUnassembleCfgAddrLower(&pDumpBb->AddrTarget, &pDumpBb->AddrStart)
|
---|
1867 | || dbgcCmdUnassembleCfgAddrEqual(&pDumpBb->AddrTarget, &pDumpBb->AddrStart))
|
---|
1868 | cchLeftExtra++;
|
---|
1869 | else
|
---|
1870 | cchRightExtra++;
|
---|
1871 | break;
|
---|
1872 | case DBGFFLOWBBENDTYPE_UNCOND_INDIRECT_JMP:
|
---|
1873 | default:
|
---|
1874 | AssertFailed();
|
---|
1875 | }
|
---|
1876 | }
|
---|
1877 |
|
---|
1878 | for (unsigned i = 0; i < cBranchTbls; i++)
|
---|
1879 | {
|
---|
1880 | PDBGCFLOWBRANCHTBLDUMP pDumpBranchTbl = &paDumpBranchTbl[i];
|
---|
1881 | cchWidth = RT_MAX(cchWidth, pDumpBranchTbl->cchWidth);
|
---|
1882 | cchHeight += pDumpBranchTbl->cchHeight;
|
---|
1883 | }
|
---|
1884 |
|
---|
1885 | cchWidth += 2;
|
---|
1886 |
|
---|
1887 | DBGCSCREEN hScreen = NULL;
|
---|
1888 | rc = dbgcScreenAsciiCreate(&hScreen, cchWidth + cchLeftExtra + cchRightExtra, cchHeight);
|
---|
1889 | if (RT_SUCCESS(rc))
|
---|
1890 | {
|
---|
1891 | uint32_t uY = 0;
|
---|
1892 |
|
---|
1893 | /* Dump the branch tables first. */
|
---|
1894 | for (unsigned i = 0; i < cBranchTbls; i++)
|
---|
1895 | {
|
---|
1896 | paDumpBranchTbl[i].uStartX = cchLeftExtra + (cchWidth - paDumpBranchTbl[i].cchWidth) / 2;
|
---|
1897 | paDumpBranchTbl[i].uStartY = uY;
|
---|
1898 | dbgcCmdUnassembleCfgDumpBranchTbl(&paDumpBranchTbl[i], hScreen);
|
---|
1899 | uY += paDumpBranchTbl[i].cchHeight;
|
---|
1900 | }
|
---|
1901 |
|
---|
1902 | /* Dump the basic blocks and connections to the immediate successor. */
|
---|
1903 | for (unsigned i = 0; i < cBbs; i++)
|
---|
1904 | {
|
---|
1905 | paDumpBb[i].uStartX = cchLeftExtra + (cchWidth - paDumpBb[i].cchWidth) / 2;
|
---|
1906 | paDumpBb[i].uStartY = uY;
|
---|
1907 | dbgcCmdUnassembleCfgDumpBb(&paDumpBb[i], hScreen);
|
---|
1908 | uY += paDumpBb[i].cchHeight;
|
---|
1909 |
|
---|
1910 | /* Incomplete blocks don't have a successor. */
|
---|
1911 | if (DBGFR3FlowBbGetFlags(paDumpBb[i].hFlowBb) & DBGF_FLOW_BB_F_INCOMPLETE_ERR)
|
---|
1912 | continue;
|
---|
1913 |
|
---|
1914 | switch (DBGFR3FlowBbGetType(paDumpBb[i].hFlowBb))
|
---|
1915 | {
|
---|
1916 | case DBGFFLOWBBENDTYPE_EXIT:
|
---|
1917 | case DBGFFLOWBBENDTYPE_LAST_DISASSEMBLED:
|
---|
1918 | case DBGFFLOWBBENDTYPE_UNCOND_JMP:
|
---|
1919 | case DBGFFLOWBBENDTYPE_UNCOND_INDIRECT_JMP:
|
---|
1920 | break;
|
---|
1921 | case DBGFFLOWBBENDTYPE_UNCOND:
|
---|
1922 | /* Draw the arrow down to the next block. */
|
---|
1923 | dbgcScreenAsciiDrawCharacter(hScreen, cchLeftExtra + cchWidth / 2, uY,
|
---|
1924 | '|', DBGCSCREENCOLOR_BLUE_BRIGHT);
|
---|
1925 | uY++;
|
---|
1926 | dbgcScreenAsciiDrawCharacter(hScreen, cchLeftExtra + cchWidth / 2, uY,
|
---|
1927 | 'V', DBGCSCREENCOLOR_BLUE_BRIGHT);
|
---|
1928 | uY++;
|
---|
1929 | break;
|
---|
1930 | case DBGFFLOWBBENDTYPE_COND:
|
---|
1931 | /* Draw the arrow down to the next block. */
|
---|
1932 | dbgcScreenAsciiDrawCharacter(hScreen, cchLeftExtra + cchWidth / 2, uY,
|
---|
1933 | '|', DBGCSCREENCOLOR_RED_BRIGHT);
|
---|
1934 | uY++;
|
---|
1935 | dbgcScreenAsciiDrawCharacter(hScreen, cchLeftExtra + cchWidth / 2, uY,
|
---|
1936 | 'V', DBGCSCREENCOLOR_RED_BRIGHT);
|
---|
1937 | uY++;
|
---|
1938 | break;
|
---|
1939 | default:
|
---|
1940 | AssertFailed();
|
---|
1941 | }
|
---|
1942 | }
|
---|
1943 |
|
---|
1944 | /* Last pass, connect all remaining branches. */
|
---|
1945 | uint32_t uBackConns = 0;
|
---|
1946 | uint32_t uFwdConns = 0;
|
---|
1947 | for (unsigned i = 0; i < cBbs; i++)
|
---|
1948 | {
|
---|
1949 | PDBGCFLOWBBDUMP pDumpBb = &paDumpBb[i];
|
---|
1950 | DBGFFLOWBBENDTYPE enmEndType = DBGFR3FlowBbGetType(pDumpBb->hFlowBb);
|
---|
1951 |
|
---|
1952 | /* Incomplete blocks don't have a successor. */
|
---|
1953 | if (DBGFR3FlowBbGetFlags(pDumpBb->hFlowBb) & DBGF_FLOW_BB_F_INCOMPLETE_ERR)
|
---|
1954 | continue;
|
---|
1955 |
|
---|
1956 | switch (enmEndType)
|
---|
1957 | {
|
---|
1958 | case DBGFFLOWBBENDTYPE_EXIT:
|
---|
1959 | case DBGFFLOWBBENDTYPE_LAST_DISASSEMBLED:
|
---|
1960 | case DBGFFLOWBBENDTYPE_UNCOND:
|
---|
1961 | break;
|
---|
1962 | case DBGFFLOWBBENDTYPE_COND:
|
---|
1963 | case DBGFFLOWBBENDTYPE_UNCOND_JMP:
|
---|
1964 | {
|
---|
1965 | /* Find the target first to get the coordinates. */
|
---|
1966 | PDBGCFLOWBBDUMP pDumpBbTgt = NULL;
|
---|
1967 | for (unsigned idxDumpBb = 0; idxDumpBb < cBbs; idxDumpBb++)
|
---|
1968 | {
|
---|
1969 | pDumpBbTgt = &paDumpBb[idxDumpBb];
|
---|
1970 | if (dbgcCmdUnassembleCfgAddrEqual(&pDumpBb->AddrTarget, &pDumpBbTgt->AddrStart))
|
---|
1971 | break;
|
---|
1972 | }
|
---|
1973 |
|
---|
1974 | DBGCSCREENCOLOR enmColor = enmEndType == DBGFFLOWBBENDTYPE_UNCOND_JMP
|
---|
1975 | ? DBGCSCREENCOLOR_YELLOW_BRIGHT
|
---|
1976 | : DBGCSCREENCOLOR_GREEN_BRIGHT;
|
---|
1977 |
|
---|
1978 | /*
|
---|
1979 | * Use the right side for targets with higher addresses,
|
---|
1980 | * left when jumping backwards.
|
---|
1981 | */
|
---|
1982 | if ( dbgcCmdUnassembleCfgAddrLower(&pDumpBb->AddrTarget, &pDumpBb->AddrStart)
|
---|
1983 | || dbgcCmdUnassembleCfgAddrEqual(&pDumpBb->AddrTarget, &pDumpBb->AddrStart))
|
---|
1984 | {
|
---|
1985 | /* Going backwards. */
|
---|
1986 | uint32_t uXVerLine = /*cchLeftExtra - 1 -*/ uBackConns + 1;
|
---|
1987 | uint32_t uYHorLine = pDumpBb->uStartY + pDumpBb->cchHeight - 1 - 2;
|
---|
1988 | uBackConns++;
|
---|
1989 |
|
---|
1990 | /* Draw the arrow pointing to the target block. */
|
---|
1991 | dbgcScreenAsciiDrawCharacter(hScreen, pDumpBbTgt->uStartX - 1, pDumpBbTgt->uStartY,
|
---|
1992 | '>', enmColor);
|
---|
1993 | /* Draw the horizontal line. */
|
---|
1994 | dbgcScreenAsciiDrawLineHorizontal(hScreen, uXVerLine + 1, pDumpBbTgt->uStartX - 2,
|
---|
1995 | pDumpBbTgt->uStartY, '-', enmColor);
|
---|
1996 | dbgcScreenAsciiDrawCharacter(hScreen, uXVerLine, pDumpBbTgt->uStartY, '+',
|
---|
1997 | enmColor);
|
---|
1998 | /* Draw the vertical line down to the source block. */
|
---|
1999 | dbgcScreenAsciiDrawLineVertical(hScreen, uXVerLine, pDumpBbTgt->uStartY + 1, uYHorLine - 1,
|
---|
2000 | '|', enmColor);
|
---|
2001 | dbgcScreenAsciiDrawCharacter(hScreen, uXVerLine, uYHorLine, '+', enmColor);
|
---|
2002 | /* Draw the horizontal connection between the source block and vertical part. */
|
---|
2003 | dbgcScreenAsciiDrawLineHorizontal(hScreen, uXVerLine + 1, pDumpBb->uStartX - 1,
|
---|
2004 | uYHorLine, '-', enmColor);
|
---|
2005 |
|
---|
2006 | }
|
---|
2007 | else
|
---|
2008 | {
|
---|
2009 | /* Going forward. */
|
---|
2010 | uint32_t uXVerLine = cchWidth + cchLeftExtra + (cchRightExtra - uFwdConns) - 1;
|
---|
2011 | uint32_t uYHorLine = pDumpBb->uStartY + pDumpBb->cchHeight - 1 - 2;
|
---|
2012 | uFwdConns++;
|
---|
2013 |
|
---|
2014 | /* Draw the horizontal line. */
|
---|
2015 | dbgcScreenAsciiDrawLineHorizontal(hScreen, pDumpBb->uStartX + pDumpBb->cchWidth,
|
---|
2016 | uXVerLine - 1, uYHorLine, '-', enmColor);
|
---|
2017 | dbgcScreenAsciiDrawCharacter(hScreen, uXVerLine, uYHorLine, '+', enmColor);
|
---|
2018 | /* Draw the vertical line down to the target block. */
|
---|
2019 | dbgcScreenAsciiDrawLineVertical(hScreen, uXVerLine, uYHorLine + 1, pDumpBbTgt->uStartY - 1,
|
---|
2020 | '|', enmColor);
|
---|
2021 | /* Draw the horizontal connection between the target block and vertical part. */
|
---|
2022 | dbgcScreenAsciiDrawLineHorizontal(hScreen, pDumpBbTgt->uStartX + pDumpBbTgt->cchWidth,
|
---|
2023 | uXVerLine, pDumpBbTgt->uStartY, '-', enmColor);
|
---|
2024 | dbgcScreenAsciiDrawCharacter(hScreen, uXVerLine, pDumpBbTgt->uStartY, '+',
|
---|
2025 | enmColor);
|
---|
2026 | /* Draw the arrow pointing to the target block. */
|
---|
2027 | dbgcScreenAsciiDrawCharacter(hScreen, pDumpBbTgt->uStartX + pDumpBbTgt->cchWidth,
|
---|
2028 | pDumpBbTgt->uStartY, '<', enmColor);
|
---|
2029 | }
|
---|
2030 | break;
|
---|
2031 | }
|
---|
2032 | case DBGFFLOWBBENDTYPE_UNCOND_INDIRECT_JMP:
|
---|
2033 | default:
|
---|
2034 | AssertFailed();
|
---|
2035 | }
|
---|
2036 | }
|
---|
2037 |
|
---|
2038 | rc = dbgcScreenAsciiBlit(hScreen, dbgcCmdUnassembleCfgBlit, pCmdHlp, fUseColor);
|
---|
2039 | dbgcScreenAsciiDestroy(hScreen);
|
---|
2040 | }
|
---|
2041 | }
|
---|
2042 |
|
---|
2043 | if (paDumpBb)
|
---|
2044 | {
|
---|
2045 | for (unsigned i = 0; i < cBbs; i++)
|
---|
2046 | DBGFR3FlowBbRelease(paDumpBb[i].hFlowBb);
|
---|
2047 | RTMemTmpFree(paDumpBb);
|
---|
2048 | }
|
---|
2049 |
|
---|
2050 | if (paDumpBranchTbl)
|
---|
2051 | {
|
---|
2052 | for (unsigned i = 0; i < cBranchTbls; i++)
|
---|
2053 | DBGFR3FlowBranchTblRelease(paDumpBranchTbl[i].hFlowBranchTbl);
|
---|
2054 | RTMemTmpFree(paDumpBranchTbl);
|
---|
2055 | }
|
---|
2056 |
|
---|
2057 | if (hCfgIt)
|
---|
2058 | DBGFR3FlowItDestroy(hCfgIt);
|
---|
2059 | if (hFlowBranchTblIt)
|
---|
2060 | DBGFR3FlowBranchTblItDestroy(hFlowBranchTblIt);
|
---|
2061 |
|
---|
2062 | return rc;
|
---|
2063 | }
|
---|
2064 |
|
---|
2065 |
|
---|
2066 | /**
|
---|
2067 | * @callback_method_impl{FNDBGCCMD, The 'ucfg' command.}
|
---|
2068 | */
|
---|
2069 | static DECLCALLBACK(int) dbgcCmdUnassembleCfg(PCDBGCCMD pCmd, PDBGCCMDHLP pCmdHlp, PUVM pUVM, PCDBGCVAR paArgs, unsigned cArgs)
|
---|
2070 | {
|
---|
2071 | PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
|
---|
2072 |
|
---|
2073 | /*
|
---|
2074 | * Validate input.
|
---|
2075 | */
|
---|
2076 | DBGC_CMDHLP_REQ_UVM_RET(pCmdHlp, pCmd, pUVM);
|
---|
2077 | DBGC_CMDHLP_ASSERT_PARSER_RET(pCmdHlp, pCmd, -1, cArgs <= 1);
|
---|
2078 | DBGC_CMDHLP_ASSERT_PARSER_RET(pCmdHlp, pCmd, 0, cArgs == 0 || DBGCVAR_ISPOINTER(paArgs[0].enmType));
|
---|
2079 |
|
---|
2080 | if (!cArgs && !DBGCVAR_ISPOINTER(pDbgc->DisasmPos.enmType))
|
---|
2081 | return DBGCCmdHlpFail(pCmdHlp, pCmd, "Don't know where to start disassembling");
|
---|
2082 |
|
---|
2083 | /*
|
---|
2084 | * Check the desired mode.
|
---|
2085 | */
|
---|
2086 | unsigned fFlags = DBGF_DISAS_FLAGS_UNPATCHED_BYTES | DBGF_DISAS_FLAGS_ANNOTATE_PATCHED;
|
---|
2087 | bool fUseColor = false;
|
---|
2088 | switch (pCmd->pszCmd[4])
|
---|
2089 | {
|
---|
2090 | default: AssertFailed(); RT_FALL_THRU();
|
---|
2091 | case '\0': fFlags |= DBGF_DISAS_FLAGS_DEFAULT_MODE; break;
|
---|
2092 | case '6': fFlags |= DBGF_DISAS_FLAGS_64BIT_MODE; break;
|
---|
2093 | case '3': fFlags |= DBGF_DISAS_FLAGS_32BIT_MODE; break;
|
---|
2094 | case '1': fFlags |= DBGF_DISAS_FLAGS_16BIT_MODE; break;
|
---|
2095 | case 'v': fFlags |= DBGF_DISAS_FLAGS_16BIT_REAL_MODE; break;
|
---|
2096 | case 'c': fUseColor = true; break;
|
---|
2097 | }
|
---|
2098 |
|
---|
2099 | /** @todo should use DBGFADDRESS for everything */
|
---|
2100 |
|
---|
2101 | /*
|
---|
2102 | * Find address.
|
---|
2103 | */
|
---|
2104 | if (!cArgs)
|
---|
2105 | {
|
---|
2106 | if (!DBGCVAR_ISPOINTER(pDbgc->DisasmPos.enmType))
|
---|
2107 | {
|
---|
2108 | #if defined(VBOX_VMM_TARGET_ARMV8)
|
---|
2109 | AssertReleaseFailed();
|
---|
2110 | #else
|
---|
2111 | /** @todo Batch query CS, RIP, CPU mode and flags. */
|
---|
2112 | PVMCPU pVCpu = VMMR3GetCpuByIdU(pUVM, pDbgc->idCpu);
|
---|
2113 | if (CPUMIsGuestIn64BitCode(pVCpu))
|
---|
2114 | {
|
---|
2115 | pDbgc->DisasmPos.enmType = DBGCVAR_TYPE_GC_FLAT;
|
---|
2116 | pDbgc->SourcePos.u.GCFlat = CPUMGetGuestRIP(pVCpu);
|
---|
2117 | }
|
---|
2118 | else
|
---|
2119 | {
|
---|
2120 | pDbgc->DisasmPos.enmType = DBGCVAR_TYPE_GC_FAR;
|
---|
2121 | pDbgc->SourcePos.u.GCFar.off = CPUMGetGuestEIP(pVCpu);
|
---|
2122 | pDbgc->SourcePos.u.GCFar.sel = CPUMGetGuestCS(pVCpu);
|
---|
2123 | if ( (fFlags & DBGF_DISAS_FLAGS_MODE_MASK) == DBGF_DISAS_FLAGS_DEFAULT_MODE
|
---|
2124 | && (CPUMGetGuestEFlags(pVCpu) & X86_EFL_VM))
|
---|
2125 | {
|
---|
2126 | fFlags &= ~DBGF_DISAS_FLAGS_MODE_MASK;
|
---|
2127 | fFlags |= DBGF_DISAS_FLAGS_16BIT_REAL_MODE;
|
---|
2128 | }
|
---|
2129 | }
|
---|
2130 | #endif
|
---|
2131 |
|
---|
2132 | fFlags |= DBGF_DISAS_FLAGS_CURRENT_GUEST;
|
---|
2133 | }
|
---|
2134 | else if ((fFlags & DBGF_DISAS_FLAGS_MODE_MASK) == DBGF_DISAS_FLAGS_DEFAULT_MODE && pDbgc->fDisasm)
|
---|
2135 | {
|
---|
2136 | fFlags &= ~DBGF_DISAS_FLAGS_MODE_MASK;
|
---|
2137 | fFlags |= pDbgc->fDisasm & DBGF_DISAS_FLAGS_MODE_MASK;
|
---|
2138 | }
|
---|
2139 | pDbgc->DisasmPos.enmRangeType = DBGCVAR_RANGE_NONE;
|
---|
2140 | }
|
---|
2141 | else
|
---|
2142 | pDbgc->DisasmPos = paArgs[0];
|
---|
2143 | pDbgc->pLastPos = &pDbgc->DisasmPos;
|
---|
2144 |
|
---|
2145 | /*
|
---|
2146 | * Range.
|
---|
2147 | */
|
---|
2148 | switch (pDbgc->DisasmPos.enmRangeType)
|
---|
2149 | {
|
---|
2150 | case DBGCVAR_RANGE_NONE:
|
---|
2151 | pDbgc->DisasmPos.enmRangeType = DBGCVAR_RANGE_ELEMENTS;
|
---|
2152 | pDbgc->DisasmPos.u64Range = 10;
|
---|
2153 | break;
|
---|
2154 |
|
---|
2155 | case DBGCVAR_RANGE_ELEMENTS:
|
---|
2156 | if (pDbgc->DisasmPos.u64Range > 2048)
|
---|
2157 | return DBGCCmdHlpFail(pCmdHlp, pCmd, "Too many lines requested. Max is 2048 lines");
|
---|
2158 | break;
|
---|
2159 |
|
---|
2160 | case DBGCVAR_RANGE_BYTES:
|
---|
2161 | if (pDbgc->DisasmPos.u64Range > 65536)
|
---|
2162 | return DBGCCmdHlpFail(pCmdHlp, pCmd, "The requested range is too big. Max is 64KB");
|
---|
2163 | break;
|
---|
2164 |
|
---|
2165 | default:
|
---|
2166 | return DBGCCmdHlpFail(pCmdHlp, pCmd, "Unknown range type %d", pDbgc->DisasmPos.enmRangeType);
|
---|
2167 | }
|
---|
2168 |
|
---|
2169 | /*
|
---|
2170 | * Convert physical and host addresses to guest addresses.
|
---|
2171 | */
|
---|
2172 | RTDBGAS hDbgAs = pDbgc->hDbgAs;
|
---|
2173 | int rc;
|
---|
2174 | switch (pDbgc->DisasmPos.enmType)
|
---|
2175 | {
|
---|
2176 | case DBGCVAR_TYPE_GC_FLAT:
|
---|
2177 | case DBGCVAR_TYPE_GC_FAR:
|
---|
2178 | break;
|
---|
2179 | case DBGCVAR_TYPE_GC_PHYS:
|
---|
2180 | hDbgAs = DBGF_AS_PHYS;
|
---|
2181 | RT_FALL_THRU();
|
---|
2182 | case DBGCVAR_TYPE_HC_FLAT:
|
---|
2183 | case DBGCVAR_TYPE_HC_PHYS:
|
---|
2184 | {
|
---|
2185 | DBGCVAR VarTmp;
|
---|
2186 | rc = DBGCCmdHlpEval(pCmdHlp, &VarTmp, "%%(%Dv)", &pDbgc->DisasmPos);
|
---|
2187 | if (RT_FAILURE(rc))
|
---|
2188 | return DBGCCmdHlpFailRc(pCmdHlp, pCmd, rc, "failed to evaluate '%%(%Dv)'", &pDbgc->DisasmPos);
|
---|
2189 | pDbgc->DisasmPos = VarTmp;
|
---|
2190 | break;
|
---|
2191 | }
|
---|
2192 | default: AssertFailed(); break;
|
---|
2193 | }
|
---|
2194 |
|
---|
2195 | DBGFADDRESS CurAddr;
|
---|
2196 | if ( (fFlags & DBGF_DISAS_FLAGS_MODE_MASK) == DBGF_DISAS_FLAGS_16BIT_REAL_MODE
|
---|
2197 | && pDbgc->DisasmPos.enmType == DBGCVAR_TYPE_GC_FAR)
|
---|
2198 | DBGFR3AddrFromFlat(pUVM, &CurAddr, ((uint32_t)pDbgc->DisasmPos.u.GCFar.sel << 4) + pDbgc->DisasmPos.u.GCFar.off);
|
---|
2199 | else
|
---|
2200 | {
|
---|
2201 | rc = DBGCCmdHlpVarToDbgfAddr(pCmdHlp, &pDbgc->DisasmPos, &CurAddr);
|
---|
2202 | if (RT_FAILURE(rc))
|
---|
2203 | return DBGCCmdHlpFailRc(pCmdHlp, pCmd, rc, "DBGCCmdHlpVarToDbgfAddr failed on '%Dv'", &pDbgc->DisasmPos);
|
---|
2204 | }
|
---|
2205 |
|
---|
2206 | DBGFFLOW hCfg;
|
---|
2207 | rc = DBGFR3FlowCreate(pUVM, pDbgc->idCpu, &CurAddr, 0 /*cbDisasmMax*/,
|
---|
2208 | DBGF_FLOW_CREATE_F_TRY_RESOLVE_INDIRECT_BRANCHES, fFlags, &hCfg);
|
---|
2209 | if (RT_SUCCESS(rc))
|
---|
2210 | {
|
---|
2211 | /* Dump the graph. */
|
---|
2212 | rc = dbgcCmdUnassembleCfgDump(hCfg, fUseColor, pCmdHlp);
|
---|
2213 | DBGFR3FlowRelease(hCfg);
|
---|
2214 | }
|
---|
2215 | else
|
---|
2216 | rc = DBGCCmdHlpFailRc(pCmdHlp, pCmd, rc, "DBGFR3FlowCreate failed on '%Dv'", &pDbgc->DisasmPos);
|
---|
2217 |
|
---|
2218 | NOREF(pCmd);
|
---|
2219 | return rc;
|
---|
2220 | }
|
---|
2221 |
|
---|
2222 |
|
---|
2223 | /**
|
---|
2224 | * @callback_method_impl{FNDBGCCMD, The 'ls' command.}
|
---|
2225 | */
|
---|
2226 | static DECLCALLBACK(int) dbgcCmdListSource(PCDBGCCMD pCmd, PDBGCCMDHLP pCmdHlp, PUVM pUVM, PCDBGCVAR paArgs, unsigned cArgs)
|
---|
2227 | {
|
---|
2228 | PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
|
---|
2229 |
|
---|
2230 | /*
|
---|
2231 | * Validate input.
|
---|
2232 | */
|
---|
2233 | DBGC_CMDHLP_ASSERT_PARSER_RET(pCmdHlp, pCmd, 0, cArgs <= 1);
|
---|
2234 | if (cArgs == 1)
|
---|
2235 | DBGC_CMDHLP_ASSERT_PARSER_RET(pCmdHlp, pCmd, 0, DBGCVAR_ISPOINTER(paArgs[0].enmType));
|
---|
2236 | if (!pUVM && !cArgs && !DBGCVAR_ISPOINTER(pDbgc->SourcePos.enmType))
|
---|
2237 | return DBGCCmdHlpFail(pCmdHlp, pCmd, "Don't know where to start listing...");
|
---|
2238 | if (!pUVM && cArgs && DBGCVAR_ISGCPOINTER(paArgs[0].enmType))
|
---|
2239 | return DBGCCmdHlpFail(pCmdHlp, pCmd, "GC address but no VM");
|
---|
2240 |
|
---|
2241 | /*
|
---|
2242 | * Find address.
|
---|
2243 | */
|
---|
2244 | if (!cArgs)
|
---|
2245 | {
|
---|
2246 | if (!DBGCVAR_ISPOINTER(pDbgc->SourcePos.enmType))
|
---|
2247 | {
|
---|
2248 | #if defined(VBOX_VMM_TARGET_ARMV8)
|
---|
2249 | AssertReleaseFailed();
|
---|
2250 | #else
|
---|
2251 | PVMCPU pVCpu = VMMR3GetCpuByIdU(pUVM, pDbgc->idCpu);
|
---|
2252 | pDbgc->SourcePos.enmType = DBGCVAR_TYPE_GC_FAR;
|
---|
2253 | pDbgc->SourcePos.u.GCFar.off = CPUMGetGuestEIP(pVCpu);
|
---|
2254 | pDbgc->SourcePos.u.GCFar.sel = CPUMGetGuestCS(pVCpu);
|
---|
2255 | #endif
|
---|
2256 | }
|
---|
2257 | pDbgc->SourcePos.enmRangeType = DBGCVAR_RANGE_NONE;
|
---|
2258 | }
|
---|
2259 | else
|
---|
2260 | pDbgc->SourcePos = paArgs[0];
|
---|
2261 | pDbgc->pLastPos = &pDbgc->SourcePos;
|
---|
2262 |
|
---|
2263 | /*
|
---|
2264 | * Ensure the source address is flat GC.
|
---|
2265 | */
|
---|
2266 | switch (pDbgc->SourcePos.enmType)
|
---|
2267 | {
|
---|
2268 | case DBGCVAR_TYPE_GC_FLAT:
|
---|
2269 | break;
|
---|
2270 | case DBGCVAR_TYPE_GC_PHYS:
|
---|
2271 | case DBGCVAR_TYPE_GC_FAR:
|
---|
2272 | case DBGCVAR_TYPE_HC_FLAT:
|
---|
2273 | case DBGCVAR_TYPE_HC_PHYS:
|
---|
2274 | {
|
---|
2275 | int rc = DBGCCmdHlpEval(pCmdHlp, &pDbgc->SourcePos, "%%(%Dv)", &pDbgc->SourcePos);
|
---|
2276 | if (RT_FAILURE(rc))
|
---|
2277 | return DBGCCmdHlpPrintf(pCmdHlp, "error: Invalid address or address type. (rc=%d)\n", rc);
|
---|
2278 | break;
|
---|
2279 | }
|
---|
2280 | default: AssertFailed(); break;
|
---|
2281 | }
|
---|
2282 |
|
---|
2283 | /*
|
---|
2284 | * Range.
|
---|
2285 | */
|
---|
2286 | switch (pDbgc->SourcePos.enmRangeType)
|
---|
2287 | {
|
---|
2288 | case DBGCVAR_RANGE_NONE:
|
---|
2289 | pDbgc->SourcePos.enmRangeType = DBGCVAR_RANGE_ELEMENTS;
|
---|
2290 | pDbgc->SourcePos.u64Range = 10;
|
---|
2291 | break;
|
---|
2292 |
|
---|
2293 | case DBGCVAR_RANGE_ELEMENTS:
|
---|
2294 | if (pDbgc->SourcePos.u64Range > 2048)
|
---|
2295 | return DBGCCmdHlpPrintf(pCmdHlp, "error: Too many lines requested. Max is 2048 lines.\n");
|
---|
2296 | break;
|
---|
2297 |
|
---|
2298 | case DBGCVAR_RANGE_BYTES:
|
---|
2299 | if (pDbgc->SourcePos.u64Range > 65536)
|
---|
2300 | return DBGCCmdHlpPrintf(pCmdHlp, "error: The requested range is too big. Max is 64KB.\n");
|
---|
2301 | break;
|
---|
2302 |
|
---|
2303 | default:
|
---|
2304 | return DBGCCmdHlpPrintf(pCmdHlp, "internal error: Unknown range type %d.\n", pDbgc->SourcePos.enmRangeType);
|
---|
2305 | }
|
---|
2306 |
|
---|
2307 | /*
|
---|
2308 | * Do the disassembling.
|
---|
2309 | */
|
---|
2310 | bool fFirst = 1;
|
---|
2311 | RTDBGLINE LinePrev = { 0, 0, 0, 0, 0, "" };
|
---|
2312 | int iRangeLeft = (int)pDbgc->SourcePos.u64Range;
|
---|
2313 | if (iRangeLeft == 0) /* kludge for 'r'. */
|
---|
2314 | iRangeLeft = -1;
|
---|
2315 | for (;;)
|
---|
2316 | {
|
---|
2317 | /*
|
---|
2318 | * Get line info.
|
---|
2319 | */
|
---|
2320 | RTDBGLINE Line;
|
---|
2321 | RTGCINTPTR off;
|
---|
2322 | DBGFADDRESS SourcePosAddr;
|
---|
2323 | int rc = DBGCCmdHlpVarToDbgfAddr(pCmdHlp, &pDbgc->SourcePos, &SourcePosAddr);
|
---|
2324 | if (RT_FAILURE(rc))
|
---|
2325 | return DBGCCmdHlpFailRc(pCmdHlp, pCmd, rc, "DBGCCmdHlpVarToDbgfAddr(,%Dv)", &pDbgc->SourcePos);
|
---|
2326 | rc = DBGFR3AsLineByAddr(pUVM, pDbgc->hDbgAs, &SourcePosAddr, &off, &Line, NULL);
|
---|
2327 | if (RT_FAILURE(rc))
|
---|
2328 | return VINF_SUCCESS;
|
---|
2329 |
|
---|
2330 | unsigned cLines = 0;
|
---|
2331 | if (memcmp(&Line, &LinePrev, sizeof(Line)))
|
---|
2332 | {
|
---|
2333 | /*
|
---|
2334 | * Print filenamename
|
---|
2335 | */
|
---|
2336 | if (!fFirst && strcmp(Line.szFilename, LinePrev.szFilename))
|
---|
2337 | fFirst = true;
|
---|
2338 | if (fFirst)
|
---|
2339 | {
|
---|
2340 | rc = DBGCCmdHlpPrintf(pCmdHlp, "[%s @ %d]\n", Line.szFilename, Line.uLineNo);
|
---|
2341 | if (RT_FAILURE(rc))
|
---|
2342 | return rc;
|
---|
2343 | }
|
---|
2344 |
|
---|
2345 | /*
|
---|
2346 | * Try open the file and read the line.
|
---|
2347 | */
|
---|
2348 | FILE *phFile = fopen(Line.szFilename, "r");
|
---|
2349 | if (phFile)
|
---|
2350 | {
|
---|
2351 | /* Skip ahead to the desired line. */
|
---|
2352 | char szLine[4096];
|
---|
2353 | unsigned cBefore = fFirst ? RT_MIN(2, Line.uLineNo - 1) : Line.uLineNo - LinePrev.uLineNo - 1;
|
---|
2354 | if (cBefore > 7)
|
---|
2355 | cBefore = 0;
|
---|
2356 | unsigned cLeft = Line.uLineNo - cBefore;
|
---|
2357 | while (cLeft > 0)
|
---|
2358 | {
|
---|
2359 | szLine[0] = '\0';
|
---|
2360 | if (!fgets(szLine, sizeof(szLine), phFile))
|
---|
2361 | break;
|
---|
2362 | cLeft--;
|
---|
2363 | }
|
---|
2364 | if (!cLeft)
|
---|
2365 | {
|
---|
2366 | /* print the before lines */
|
---|
2367 | for (;;)
|
---|
2368 | {
|
---|
2369 | size_t cch = strlen(szLine);
|
---|
2370 | while (cch > 0 && (szLine[cch - 1] == '\r' || szLine[cch - 1] == '\n' || RT_C_IS_SPACE(szLine[cch - 1])) )
|
---|
2371 | szLine[--cch] = '\0';
|
---|
2372 | if (cBefore-- <= 0)
|
---|
2373 | break;
|
---|
2374 |
|
---|
2375 | rc = DBGCCmdHlpPrintf(pCmdHlp, " %4d: %s\n", Line.uLineNo - cBefore - 1, szLine);
|
---|
2376 | szLine[0] = '\0';
|
---|
2377 | const char *pszShutUpGcc = fgets(szLine, sizeof(szLine), phFile); NOREF(pszShutUpGcc);
|
---|
2378 | cLines++;
|
---|
2379 | }
|
---|
2380 | /* print the actual line */
|
---|
2381 | rc = DBGCCmdHlpPrintf(pCmdHlp, "%08llx %4d: %s\n", Line.Address, Line.uLineNo, szLine);
|
---|
2382 | }
|
---|
2383 | fclose(phFile);
|
---|
2384 | if (RT_FAILURE(rc))
|
---|
2385 | return rc;
|
---|
2386 | fFirst = false;
|
---|
2387 | }
|
---|
2388 | else
|
---|
2389 | return DBGCCmdHlpPrintf(pCmdHlp, "Warning: couldn't open source file '%s'\n", Line.szFilename);
|
---|
2390 |
|
---|
2391 | LinePrev = Line;
|
---|
2392 | }
|
---|
2393 |
|
---|
2394 |
|
---|
2395 | /*
|
---|
2396 | * Advance
|
---|
2397 | */
|
---|
2398 | if (iRangeLeft < 0) /* 'r' */
|
---|
2399 | break;
|
---|
2400 | if (pDbgc->SourcePos.enmRangeType == DBGCVAR_RANGE_ELEMENTS)
|
---|
2401 | iRangeLeft -= cLines;
|
---|
2402 | else
|
---|
2403 | iRangeLeft -= 1;
|
---|
2404 | rc = DBGCCmdHlpEval(pCmdHlp, &pDbgc->SourcePos, "(%Dv) + %x", &pDbgc->SourcePos, 1);
|
---|
2405 | if (RT_FAILURE(rc))
|
---|
2406 | return pCmdHlp->pfnVBoxError(pCmdHlp, rc, "Expression: (%Dv) + %x\n", &pDbgc->SourcePos, 1);
|
---|
2407 | if (iRangeLeft <= 0)
|
---|
2408 | break;
|
---|
2409 | }
|
---|
2410 |
|
---|
2411 | NOREF(pCmd);
|
---|
2412 | return 0;
|
---|
2413 | }
|
---|
2414 |
|
---|
2415 |
|
---|
2416 | /**
|
---|
2417 | * @callback_method_impl{FNDBGCCMD, The 'r' command.}
|
---|
2418 | */
|
---|
2419 | static DECLCALLBACK(int) dbgcCmdReg(PCDBGCCMD pCmd, PDBGCCMDHLP pCmdHlp, PUVM pUVM, PCDBGCVAR paArgs, unsigned cArgs)
|
---|
2420 | {
|
---|
2421 | return dbgcCmdRegGuest(pCmd, pCmdHlp, pUVM, paArgs, cArgs);
|
---|
2422 | }
|
---|
2423 |
|
---|
2424 |
|
---|
2425 | /**
|
---|
2426 | * @callback_method_impl{FNDBGCCMD, Common worker for the dbgcCmdReg*()
|
---|
2427 | * commands.}
|
---|
2428 | */
|
---|
2429 | static DECLCALLBACK(int) dbgcCmdRegCommon(PCDBGCCMD pCmd, PDBGCCMDHLP pCmdHlp, PUVM pUVM, PCDBGCVAR paArgs, unsigned cArgs,
|
---|
2430 | const char *pszPrefix)
|
---|
2431 | {
|
---|
2432 | PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
|
---|
2433 | int rc;
|
---|
2434 | DBGC_CMDHLP_ASSERT_PARSER_RET(pCmdHlp, pCmd, 0, cArgs == 1 || cArgs == 2 || cArgs == 3);
|
---|
2435 | DBGC_CMDHLP_ASSERT_PARSER_RET(pCmdHlp, pCmd, 0, paArgs[0].enmType == DBGCVAR_TYPE_STRING
|
---|
2436 | || paArgs[0].enmType == DBGCVAR_TYPE_SYMBOL);
|
---|
2437 |
|
---|
2438 | /*
|
---|
2439 | * Parse the register name and kind.
|
---|
2440 | */
|
---|
2441 | bool const fAllRegs = strcmp(paArgs[0].u.pszString, "all") == 0;
|
---|
2442 | const char *pszReg = paArgs[0].u.pszString;
|
---|
2443 | if (*pszReg == '@')
|
---|
2444 | pszReg++;
|
---|
2445 | VMCPUID idCpu = pDbgc->idCpu;
|
---|
2446 | if (*pszPrefix)
|
---|
2447 | idCpu |= DBGFREG_HYPER_VMCPUID;
|
---|
2448 | if (*pszReg == '.')
|
---|
2449 | {
|
---|
2450 | pszReg++;
|
---|
2451 | idCpu |= DBGFREG_HYPER_VMCPUID;
|
---|
2452 | }
|
---|
2453 | const char * const pszActualPrefix = idCpu & DBGFREG_HYPER_VMCPUID ? "." : "";
|
---|
2454 | if (cArgs == 1)
|
---|
2455 | {
|
---|
2456 | /*
|
---|
2457 | * Show the register.
|
---|
2458 | *
|
---|
2459 | * If it ends with a '.' or '.*', we'll show any subfields and aliases as
|
---|
2460 | * well. This is a special VBox twist.
|
---|
2461 | */
|
---|
2462 | size_t cchReg = strlen(pszReg);
|
---|
2463 | size_t cchSuffix = 0;
|
---|
2464 | if (cchReg >= 2 && pszReg[cchReg - 1] == '.')
|
---|
2465 | cchSuffix = 1;
|
---|
2466 | else if (cchReg >= 3 && pszReg[cchReg - 1] == '*' && pszReg[cchReg - 2] == '.')
|
---|
2467 | cchSuffix = 2;
|
---|
2468 |
|
---|
2469 | char szValue[160];
|
---|
2470 | if (!cchSuffix && !fAllRegs)
|
---|
2471 | {
|
---|
2472 | DBGFREGVALTYPE enmType;
|
---|
2473 | DBGFREGVAL Value;
|
---|
2474 | rc = DBGFR3RegNmQuery(pUVM, idCpu, pszReg, &Value, &enmType);
|
---|
2475 | if (RT_FAILURE(rc))
|
---|
2476 | {
|
---|
2477 | if (rc == VERR_DBGF_REGISTER_NOT_FOUND)
|
---|
2478 | return DBGCCmdHlpVBoxError(pCmdHlp, VERR_INVALID_PARAMETER, "Unknown register: '%s%s'.\n",
|
---|
2479 | pszActualPrefix, pszReg);
|
---|
2480 | return DBGCCmdHlpVBoxError(pCmdHlp, rc, "DBGFR3RegNmQuery failed querying '%s%s': %Rrc.\n",
|
---|
2481 | pszActualPrefix, pszReg, rc);
|
---|
2482 | }
|
---|
2483 |
|
---|
2484 | rc = DBGFR3RegFormatValue(szValue, sizeof(szValue), &Value, enmType, true /*fSpecial*/);
|
---|
2485 | if (RT_SUCCESS(rc))
|
---|
2486 | rc = DBGCCmdHlpPrintf(pCmdHlp, "%s%s=%s\n", pszActualPrefix, pszReg, szValue);
|
---|
2487 | else
|
---|
2488 | rc = DBGCCmdHlpVBoxError(pCmdHlp, rc, "DBGFR3RegFormatValue failed: %Rrc.\n", rc);
|
---|
2489 | }
|
---|
2490 | else
|
---|
2491 | {
|
---|
2492 | /*
|
---|
2493 | * Register + aliases + subfields OR 'all'.
|
---|
2494 | */
|
---|
2495 | /* Duplicate the register specifier sans suffix. */
|
---|
2496 | char *pszRegBase = RTStrDupN(pszReg, cchReg - cchSuffix);
|
---|
2497 | AssertReturn(pszRegBase, VERR_NO_STR_MEMORY);
|
---|
2498 |
|
---|
2499 | /* Make a rough guess on how many entires we need, or query it in the case of 'all'. */
|
---|
2500 | size_t cRegsAlloc = 128;
|
---|
2501 | if (fAllRegs)
|
---|
2502 | DBGFR3RegNmQueryAllCount(pUVM, &cRegsAlloc);
|
---|
2503 | PDBGFREGENTRYNM paRegs = (PDBGFREGENTRYNM)RTMemTmpAlloc(sizeof(paRegs[0]) * cRegsAlloc);
|
---|
2504 | AssertReturnStmt(paRegs, RTStrFree(pszRegBase), VERR_NO_TMP_MEMORY);
|
---|
2505 | size_t cRegs = cRegsAlloc;
|
---|
2506 |
|
---|
2507 | /* Query the registers.*/
|
---|
2508 | if (fAllRegs)
|
---|
2509 | rc = DBGFR3RegNmQueryAll(pUVM, paRegs, cRegs);
|
---|
2510 | else
|
---|
2511 | rc = DBGFR3RegNmQueryEx(pUVM, idCpu, pszRegBase, DBGFR3REG_QUERY_EX_F_SUBFIELDS | DBGFR3REG_QUERY_EX_F_ALIASES,
|
---|
2512 | paRegs, &cRegs);
|
---|
2513 | if (rc == VERR_BUFFER_OVERFLOW && !fAllRegs)
|
---|
2514 | {
|
---|
2515 | RTMemTmpFree(paRegs);
|
---|
2516 | cRegsAlloc = cRegs;
|
---|
2517 | paRegs = (PDBGFREGENTRYNM)RTMemTmpAlloc(sizeof(paRegs[0]) * cRegsAlloc);
|
---|
2518 | AssertReturnStmt(paRegs, RTStrFree(pszRegBase), VERR_NO_TMP_MEMORY);
|
---|
2519 | rc = DBGFR3RegNmQueryEx(pUVM, idCpu, pszRegBase,
|
---|
2520 | DBGFR3REG_QUERY_EX_F_SUBFIELDS | DBGFR3REG_QUERY_EX_F_ALIASES, paRegs, &cRegs);
|
---|
2521 | }
|
---|
2522 | if (RT_SUCCESS(rc))
|
---|
2523 | {
|
---|
2524 | /* Find max lengths and sizes for producing pretty columns. */
|
---|
2525 | size_t cchMaxNm = 2;
|
---|
2526 | size_t cchMaxSubFieldNm = 2;
|
---|
2527 | size_t cMaxSubFieldBits = 1;
|
---|
2528 | if (*pszActualPrefix == '\0')
|
---|
2529 | for (uint32_t iReg = 0; iReg < cRegs; iReg++)
|
---|
2530 | {
|
---|
2531 | size_t const cchName = strlen(paRegs[iReg].pszName);
|
---|
2532 | if (cchMaxNm < cchName)
|
---|
2533 | cchMaxNm = cchName;
|
---|
2534 | if (paRegs[iReg].u.s.fSubField)
|
---|
2535 | {
|
---|
2536 | cchMaxSubFieldNm = RT_MAX(cchMaxSubFieldNm, cchName);
|
---|
2537 | cMaxSubFieldBits = RT_MAX(cMaxSubFieldBits, paRegs[iReg].u.s.cBits);
|
---|
2538 | }
|
---|
2539 | }
|
---|
2540 |
|
---|
2541 | /* Output the registers. */
|
---|
2542 | size_t cchMaxSubFieldValue = 2 + (cMaxSubFieldBits + 3) / 4;
|
---|
2543 | size_t cMaxSameLine = 80 / (2 + cchMaxSubFieldNm + 1 + cchMaxSubFieldValue);
|
---|
2544 | unsigned iSameLine = 0;
|
---|
2545 | for (uint32_t iReg = 0; iReg < cRegs; iReg++)
|
---|
2546 | {
|
---|
2547 | if ( !paRegs[iReg].u.s.fSubField
|
---|
2548 | || !paRegs[iReg].u.s.cBits)
|
---|
2549 | rc = DBGFR3RegFormatValue(szValue, sizeof(szValue), &paRegs[iReg].Val,
|
---|
2550 | paRegs[iReg].enmType, true /*fSpecial*/);
|
---|
2551 | else
|
---|
2552 | rc = DBGFR3RegFormatValueEx(szValue, sizeof(szValue), &paRegs[iReg].Val, paRegs[iReg].enmType,
|
---|
2553 | 16,
|
---|
2554 | (paRegs[iReg].u.s.cBits + 3) / 4,
|
---|
2555 | 0,
|
---|
2556 | (paRegs[iReg].u.s.cBits == 1 ? 0 : RTSTR_F_SPECIAL) | RTSTR_F_WIDTH);
|
---|
2557 | if (RT_SUCCESS(rc))
|
---|
2558 | {
|
---|
2559 | if (!paRegs[iReg].u.s.fSubField)
|
---|
2560 | {
|
---|
2561 | if (iSameLine > 0)
|
---|
2562 | rc = DBGCCmdHlpPrintf(pCmdHlp, "\n");
|
---|
2563 | if (*pszActualPrefix == '\0')
|
---|
2564 | rc = DBGCCmdHlpPrintf(pCmdHlp, "%*s=%s\n", cchMaxNm, paRegs[iReg].pszName, szValue);
|
---|
2565 | else
|
---|
2566 | rc = DBGCCmdHlpPrintf(pCmdHlp, "%s%s=%s\n", pszActualPrefix, paRegs[iReg].pszName, szValue);
|
---|
2567 | iSameLine = 0;
|
---|
2568 | }
|
---|
2569 | else
|
---|
2570 | {
|
---|
2571 | if (*pszActualPrefix == '\0')
|
---|
2572 | rc = DBGCCmdHlpPrintf(pCmdHlp, " %*s=%s", cchMaxSubFieldNm, paRegs[iReg].pszName, szValue);
|
---|
2573 | else
|
---|
2574 | rc = DBGCCmdHlpPrintf(pCmdHlp, " %s%s=%s", pszActualPrefix, paRegs[iReg].pszName, szValue);
|
---|
2575 | iSameLine++;
|
---|
2576 | if (iSameLine < cMaxSameLine)
|
---|
2577 | {
|
---|
2578 | size_t cchValue = strlen(szValue);
|
---|
2579 | if (cchValue < cchMaxSubFieldValue)
|
---|
2580 | rc = DBGCCmdHlpPrintf(pCmdHlp, "%*s", cchMaxSubFieldValue - cchValue, "");
|
---|
2581 | }
|
---|
2582 | else
|
---|
2583 | {
|
---|
2584 | rc = DBGCCmdHlpPrintf(pCmdHlp, "\n");
|
---|
2585 | iSameLine = 0;
|
---|
2586 | }
|
---|
2587 | }
|
---|
2588 | }
|
---|
2589 | else
|
---|
2590 | rc = DBGCCmdHlpVBoxError(pCmdHlp, rc, "DBGFR3RegFormatValue[Ex] failed for %s: %Rrc.\n",
|
---|
2591 | paRegs[iReg].pszName, rc);
|
---|
2592 | }
|
---|
2593 | if (iSameLine > 0)
|
---|
2594 | rc = DBGCCmdHlpPrintf(pCmdHlp, "\n");
|
---|
2595 | }
|
---|
2596 | else if (fAllRegs)
|
---|
2597 | rc = DBGCCmdHlpVBoxError(pCmdHlp, rc, "DBGFR3RegNmQueryAll failed: %Rrc.\n", rc);
|
---|
2598 | else if (rc == VERR_DBGF_REGISTER_NOT_FOUND)
|
---|
2599 | rc = DBGCCmdHlpVBoxError(pCmdHlp, VERR_INVALID_PARAMETER, "Unknown register: '%s%s'.\n",
|
---|
2600 | pszActualPrefix, pszRegBase);
|
---|
2601 | else
|
---|
2602 | rc = DBGCCmdHlpVBoxError(pCmdHlp, rc, "DBGFR3RegNmQueryEx failed querying '%s%s': %Rrc.\n",
|
---|
2603 | pszActualPrefix, pszRegBase, rc);
|
---|
2604 | RTStrFree(pszRegBase);
|
---|
2605 | RTMemTmpFree(paRegs);
|
---|
2606 | }
|
---|
2607 | }
|
---|
2608 | else
|
---|
2609 | {
|
---|
2610 | /*
|
---|
2611 | * We're about to modify the register.
|
---|
2612 | *
|
---|
2613 | * First we need to query the register type (see below).
|
---|
2614 | */
|
---|
2615 | DBGFREGVALTYPE enmType;
|
---|
2616 | DBGFREGVAL Value;
|
---|
2617 | rc = DBGFR3RegNmQuery(pUVM, idCpu, pszReg, &Value, &enmType);
|
---|
2618 | if (RT_FAILURE(rc))
|
---|
2619 | {
|
---|
2620 | if (rc == VERR_DBGF_REGISTER_NOT_FOUND)
|
---|
2621 | return DBGCCmdHlpVBoxError(pCmdHlp, VERR_INVALID_PARAMETER, "Unknown register: '%s%s'.\n",
|
---|
2622 | pszActualPrefix, pszReg);
|
---|
2623 | return DBGCCmdHlpVBoxError(pCmdHlp, rc, "DBGFR3RegNmQuery failed querying '%s%s': %Rrc.\n",
|
---|
2624 | pszActualPrefix, pszReg, rc);
|
---|
2625 | }
|
---|
2626 |
|
---|
2627 | DBGCVAR NewValueTmp;
|
---|
2628 | PCDBGCVAR pNewValue;
|
---|
2629 | if (cArgs == 3)
|
---|
2630 | {
|
---|
2631 | DBGC_CMDHLP_ASSERT_PARSER_RET(pCmdHlp, pCmd, 1, paArgs[1].enmType == DBGCVAR_TYPE_STRING);
|
---|
2632 | if (strcmp(paArgs[1].u.pszString, "="))
|
---|
2633 | return DBGCCmdHlpFail(pCmdHlp, pCmd, "Second argument must be '='.");
|
---|
2634 | pNewValue = &paArgs[2];
|
---|
2635 | }
|
---|
2636 | else
|
---|
2637 | {
|
---|
2638 | /* Not possible to convince the parser to support both codeview and
|
---|
2639 | windbg syntax and make the equal sign optional. Try help it. */
|
---|
2640 | /** @todo make DBGCCmdHlpConvert do more with strings. */
|
---|
2641 | rc = DBGCCmdHlpConvert(pCmdHlp, &paArgs[1], DBGCVAR_TYPE_NUMBER, true /*fConvSyms*/, &NewValueTmp);
|
---|
2642 | if (RT_FAILURE(rc))
|
---|
2643 | return DBGCCmdHlpFailRc(pCmdHlp, pCmd, rc, "The last argument must be a value or valid symbol.");
|
---|
2644 | pNewValue = &NewValueTmp;
|
---|
2645 | }
|
---|
2646 |
|
---|
2647 | /*
|
---|
2648 | * Modify the register.
|
---|
2649 | */
|
---|
2650 | DBGC_CMDHLP_ASSERT_PARSER_RET(pCmdHlp, pCmd, 1, pNewValue->enmType == DBGCVAR_TYPE_NUMBER);
|
---|
2651 | if (enmType != DBGFREGVALTYPE_DTR)
|
---|
2652 | {
|
---|
2653 | enmType = DBGFREGVALTYPE_U64;
|
---|
2654 | rc = DBGCCmdHlpVarToNumber(pCmdHlp, pNewValue, &Value.u64);
|
---|
2655 | }
|
---|
2656 | else
|
---|
2657 | {
|
---|
2658 | enmType = DBGFREGVALTYPE_DTR;
|
---|
2659 | rc = DBGCCmdHlpVarToNumber(pCmdHlp, pNewValue, &Value.dtr.u64Base);
|
---|
2660 | if (RT_SUCCESS(rc) && pNewValue->enmRangeType != DBGCVAR_RANGE_NONE)
|
---|
2661 | Value.dtr.u32Limit = (uint32_t)pNewValue->u64Range;
|
---|
2662 | }
|
---|
2663 | if (RT_SUCCESS(rc))
|
---|
2664 | {
|
---|
2665 | rc = DBGFR3RegNmSet(pUVM, idCpu, pszReg, &Value, enmType);
|
---|
2666 | if (RT_FAILURE(rc))
|
---|
2667 | rc = DBGCCmdHlpVBoxError(pCmdHlp, rc, "DBGFR3RegNmSet failed settings '%s%s': %Rrc\n",
|
---|
2668 | pszActualPrefix, pszReg, rc);
|
---|
2669 | if (rc != VINF_SUCCESS)
|
---|
2670 | DBGCCmdHlpPrintf(pCmdHlp, "%s: warning: %Rrc\n", pCmd->pszCmd, rc);
|
---|
2671 | }
|
---|
2672 | else
|
---|
2673 | rc = DBGCCmdHlpVBoxError(pCmdHlp, rc, "DBGFR3RegFormatValue failed: %Rrc.\n", rc);
|
---|
2674 | }
|
---|
2675 | return rc;
|
---|
2676 | }
|
---|
2677 |
|
---|
2678 |
|
---|
2679 | /**
|
---|
2680 | * @callback_method_impl{FNDBGCCMD,
|
---|
2681 | * The 'rg'\, 'rg64' and 'rg32' commands\, worker for 'r'.}
|
---|
2682 | */
|
---|
2683 | static DECLCALLBACK(int) dbgcCmdRegGuest(PCDBGCCMD pCmd, PDBGCCMDHLP pCmdHlp, PUVM pUVM, PCDBGCVAR paArgs, unsigned cArgs)
|
---|
2684 | {
|
---|
2685 | /*
|
---|
2686 | * Show all registers our selves.
|
---|
2687 | */
|
---|
2688 | if (cArgs == 0)
|
---|
2689 | {
|
---|
2690 | PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
|
---|
2691 | bool const f64BitMode = !strcmp(pCmd->pszCmd, "rg64")
|
---|
2692 | || ( strcmp(pCmd->pszCmd, "rg32") != 0
|
---|
2693 | && DBGFR3CpuIsIn64BitCode(pUVM, pDbgc->idCpu));
|
---|
2694 | return DBGCCmdHlpRegPrintf(pCmdHlp, pDbgc->idCpu, f64BitMode, pDbgc->fRegTerse);
|
---|
2695 | }
|
---|
2696 | return dbgcCmdRegCommon(pCmd, pCmdHlp, pUVM, paArgs, cArgs, "");
|
---|
2697 | }
|
---|
2698 |
|
---|
2699 |
|
---|
2700 | /**
|
---|
2701 | * @callback_method_impl{FNDBGCCMD, The 'rt' command.}
|
---|
2702 | */
|
---|
2703 | static DECLCALLBACK(int) dbgcCmdRegTerse(PCDBGCCMD pCmd, PDBGCCMDHLP pCmdHlp, PUVM pUVM, PCDBGCVAR paArgs, unsigned cArgs)
|
---|
2704 | {
|
---|
2705 | NOREF(pCmd); NOREF(pUVM); NOREF(paArgs); NOREF(cArgs);
|
---|
2706 |
|
---|
2707 | PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
|
---|
2708 | pDbgc->fRegTerse = !pDbgc->fRegTerse;
|
---|
2709 | return DBGCCmdHlpPrintf(pCmdHlp, pDbgc->fRegTerse ? "info: Terse register info.\n" : "info: Verbose register info.\n");
|
---|
2710 | }
|
---|
2711 |
|
---|
2712 |
|
---|
2713 | /**
|
---|
2714 | * @callback_method_impl{FNDBGCCMD, The 'pr' and 'tr' commands.}
|
---|
2715 | */
|
---|
2716 | static DECLCALLBACK(int) dbgcCmdStepTraceToggle(PCDBGCCMD pCmd, PDBGCCMDHLP pCmdHlp, PUVM pUVM, PCDBGCVAR paArgs, unsigned cArgs)
|
---|
2717 | {
|
---|
2718 | PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
|
---|
2719 | Assert(cArgs == 0); NOREF(pCmd); NOREF(pUVM); NOREF(paArgs); NOREF(cArgs);
|
---|
2720 |
|
---|
2721 | /* Note! windbg accepts 'r' as a flag to 'p', 'pa', 'pc', 'pt', 't',
|
---|
2722 | 'ta', 'tc' and 'tt'. We've simplified it. */
|
---|
2723 | pDbgc->fStepTraceRegs = !pDbgc->fStepTraceRegs;
|
---|
2724 | return VINF_SUCCESS;
|
---|
2725 | }
|
---|
2726 |
|
---|
2727 |
|
---|
2728 | /**
|
---|
2729 | * @callback_method_impl{FNDBGCCMD, The 'p'\, 'pc'\, 'pt'\, 't'\, 'tc'\, and 'tt' commands.}
|
---|
2730 | */
|
---|
2731 | static DECLCALLBACK(int) dbgcCmdStepTrace(PCDBGCCMD pCmd, PDBGCCMDHLP pCmdHlp, PUVM pUVM, PCDBGCVAR paArgs, unsigned cArgs)
|
---|
2732 | {
|
---|
2733 | PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
|
---|
2734 | if (cArgs != 0)
|
---|
2735 | return DBGCCmdHlpFail(pCmdHlp, pCmd,
|
---|
2736 | "Sorry, but the '%s' command does not currently implement any arguments.\n", pCmd->pszCmd);
|
---|
2737 |
|
---|
2738 | /* The 'count' has to be implemented by DBGC, whereas the
|
---|
2739 | filtering is taken care of by DBGF. */
|
---|
2740 |
|
---|
2741 | /*
|
---|
2742 | * Convert the command to DBGF_STEP_F_XXX and other API input.
|
---|
2743 | */
|
---|
2744 | //DBGFADDRESS StackPop;
|
---|
2745 | PDBGFADDRESS pStackPop = NULL;
|
---|
2746 | RTGCPTR cbStackPop = 0;
|
---|
2747 | uint32_t cMaxSteps = pCmd->pszCmd[0] == 'p' ? _512K : _64K;
|
---|
2748 | uint32_t fFlags = pCmd->pszCmd[0] == 'p' ? DBGF_STEP_F_OVER : DBGF_STEP_F_INTO;
|
---|
2749 | if (pCmd->pszCmd[1] == 'c')
|
---|
2750 | fFlags |= DBGF_STEP_F_STOP_ON_CALL;
|
---|
2751 | else if (pCmd->pszCmd[1] == 't')
|
---|
2752 | fFlags |= DBGF_STEP_F_STOP_ON_RET;
|
---|
2753 | else if (pCmd->pszCmd[0] != 'p')
|
---|
2754 | cMaxSteps = 1;
|
---|
2755 | else
|
---|
2756 | {
|
---|
2757 | /** @todo consider passing RSP + 1 in for 'p' and something else sensible for
|
---|
2758 | * the 'pt' command. */
|
---|
2759 | }
|
---|
2760 |
|
---|
2761 | int rc = DBGFR3StepEx(pUVM, pDbgc->idCpu, fFlags, NULL, pStackPop, cbStackPop, cMaxSteps);
|
---|
2762 | if (RT_SUCCESS(rc))
|
---|
2763 | pDbgc->fReady = false;
|
---|
2764 | else
|
---|
2765 | return DBGCCmdHlpFailRc(pCmdHlp, pCmd, rc, "DBGFR3StepEx(,,%#x,) failed", fFlags);
|
---|
2766 |
|
---|
2767 | NOREF(pCmd); NOREF(paArgs); NOREF(cArgs);
|
---|
2768 | return rc;
|
---|
2769 | }
|
---|
2770 |
|
---|
2771 |
|
---|
2772 | /**
|
---|
2773 | * @callback_method_impl{FNDBGCCMD, The 'pa' and 'ta' commands.}
|
---|
2774 | */
|
---|
2775 | static DECLCALLBACK(int) dbgcCmdStepTraceTo(PCDBGCCMD pCmd, PDBGCCMDHLP pCmdHlp, PUVM pUVM, PCDBGCVAR paArgs, unsigned cArgs)
|
---|
2776 | {
|
---|
2777 | PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
|
---|
2778 | if (cArgs != 1)
|
---|
2779 | return DBGCCmdHlpFail(pCmdHlp, pCmd,
|
---|
2780 | "Sorry, but the '%s' command only implements a single argument at present.\n", pCmd->pszCmd);
|
---|
2781 | DBGFADDRESS Address;
|
---|
2782 | int rc = pCmdHlp->pfnVarToDbgfAddr(pCmdHlp, &paArgs[0], &Address);
|
---|
2783 | if (RT_FAILURE(rc))
|
---|
2784 | return pCmdHlp->pfnVBoxError(pCmdHlp, rc, "VarToDbgfAddr(,%Dv,)\n", &paArgs[0]);
|
---|
2785 |
|
---|
2786 | uint32_t cMaxSteps = pCmd->pszCmd[0] == 'p' ? _512K : 1;
|
---|
2787 | uint32_t fFlags = pCmd->pszCmd[0] == 'p' ? DBGF_STEP_F_OVER : DBGF_STEP_F_INTO;
|
---|
2788 | rc = DBGFR3StepEx(pUVM, pDbgc->idCpu, fFlags, &Address, NULL, 0, cMaxSteps);
|
---|
2789 | if (RT_SUCCESS(rc))
|
---|
2790 | pDbgc->fReady = false;
|
---|
2791 | else
|
---|
2792 | return DBGCCmdHlpFailRc(pCmdHlp, pCmd, rc, "DBGFR3StepEx(,,%#x,) failed", fFlags);
|
---|
2793 | return rc;
|
---|
2794 | }
|
---|
2795 |
|
---|
2796 |
|
---|
2797 | /**
|
---|
2798 | * Helper that tries to resolve a far address to a symbol and formats it.
|
---|
2799 | *
|
---|
2800 | * @returns Pointer to symbol string on success, NULL if not resolved.
|
---|
2801 | * Free using RTStrFree.
|
---|
2802 | * @param pCmdHlp The command helper structure.
|
---|
2803 | * @param hAs The address space to use. NIL_RTDBGAS means no symbol resolving.
|
---|
2804 | * @param sel The selector part of the address.
|
---|
2805 | * @param off The offset part of the address.
|
---|
2806 | * @param pszPrefix How to prefix the symbol string.
|
---|
2807 | * @param pszSuffix How to suffix the symbol string.
|
---|
2808 | */
|
---|
2809 | static char *dbgcCmdHlpFarAddrToSymbol(PDBGCCMDHLP pCmdHlp, RTDBGAS hAs, RTSEL sel, uint64_t off,
|
---|
2810 | const char *pszPrefix, const char *pszSuffix)
|
---|
2811 | {
|
---|
2812 | char *pszRet = NULL;
|
---|
2813 | if (hAs != NIL_RTDBGAS)
|
---|
2814 | {
|
---|
2815 | PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
|
---|
2816 | DBGFADDRESS Addr;
|
---|
2817 | int rc = DBGFR3AddrFromSelOff(pDbgc->pUVM, pDbgc->idCpu, &Addr, sel, off);
|
---|
2818 | if (RT_SUCCESS(rc))
|
---|
2819 | {
|
---|
2820 | RTGCINTPTR offDispSym = 0;
|
---|
2821 | PRTDBGSYMBOL pSymbol = DBGFR3AsSymbolByAddrA(pDbgc->pUVM, hAs, &Addr,
|
---|
2822 | RTDBGSYMADDR_FLAGS_GREATER_OR_EQUAL
|
---|
2823 | | RTDBGSYMADDR_FLAGS_SKIP_ABS_IN_DEFERRED,
|
---|
2824 | &offDispSym, NULL);
|
---|
2825 | if (pSymbol)
|
---|
2826 | {
|
---|
2827 | if (offDispSym == 0)
|
---|
2828 | pszRet = RTStrAPrintf2("%s%s%s", pszPrefix, pSymbol->szName, pszSuffix);
|
---|
2829 | else if (offDispSym > 0)
|
---|
2830 | pszRet = RTStrAPrintf2("%s%s+%llx%s", pszPrefix, pSymbol->szName, (int64_t)offDispSym, pszSuffix);
|
---|
2831 | else
|
---|
2832 | pszRet = RTStrAPrintf2("%s%s-%llx%s", pszPrefix, pSymbol->szName, -(int64_t)offDispSym, pszSuffix);
|
---|
2833 | RTDbgSymbolFree(pSymbol);
|
---|
2834 | }
|
---|
2835 | }
|
---|
2836 | }
|
---|
2837 | return pszRet;
|
---|
2838 | }
|
---|
2839 |
|
---|
2840 |
|
---|
2841 | /**
|
---|
2842 | * @callback_method_impl{FNDBGCCMD, The 'k'\, 'kg' and 'kh' commands.}
|
---|
2843 | */
|
---|
2844 | static DECLCALLBACK(int) dbgcCmdStack(PCDBGCCMD pCmd, PDBGCCMDHLP pCmdHlp, PUVM pUVM, PCDBGCVAR paArgs, unsigned cArgs)
|
---|
2845 | {
|
---|
2846 | PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
|
---|
2847 |
|
---|
2848 | /*
|
---|
2849 | * Figure which context we're called for and start walking that stack.
|
---|
2850 | */
|
---|
2851 | int rc;
|
---|
2852 | PCDBGFSTACKFRAME pFirstFrame;
|
---|
2853 | bool const fGuest = true;
|
---|
2854 | bool const fVerbose = pCmd->pszCmd[1] == 'v'
|
---|
2855 | || (pCmd->pszCmd[1] != '\0' && pCmd->pszCmd[2] == 'v');
|
---|
2856 | rc = DBGFR3StackWalkBegin(pUVM, pDbgc->idCpu, fGuest ? DBGFCODETYPE_GUEST : DBGFCODETYPE_HYPER, &pFirstFrame);
|
---|
2857 | if (RT_FAILURE(rc))
|
---|
2858 | return DBGCCmdHlpPrintf(pCmdHlp, "Failed to begin stack walk, rc=%Rrc\n", rc);
|
---|
2859 |
|
---|
2860 | /*
|
---|
2861 | * Print the frames.
|
---|
2862 | */
|
---|
2863 | char szTmp[1024];
|
---|
2864 | uint32_t fBitFlags = 0;
|
---|
2865 | for (PCDBGFSTACKFRAME pFrame = pFirstFrame;
|
---|
2866 | pFrame;
|
---|
2867 | pFrame = DBGFR3StackWalkNext(pFrame))
|
---|
2868 | {
|
---|
2869 | uint32_t const fCurBitFlags = pFrame->fFlags & (DBGFSTACKFRAME_FLAGS_16BIT | DBGFSTACKFRAME_FLAGS_32BIT | DBGFSTACKFRAME_FLAGS_64BIT);
|
---|
2870 | if (fCurBitFlags & DBGFSTACKFRAME_FLAGS_16BIT)
|
---|
2871 | {
|
---|
2872 | if (fCurBitFlags != fBitFlags)
|
---|
2873 | pCmdHlp->pfnPrintf(pCmdHlp, NULL, "# SS:BP Ret SS:BP Ret CS:EIP Arg0 Arg1 Arg2 Arg3 CS:EIP / Symbol [line]\n");
|
---|
2874 | rc = DBGCCmdHlpPrintf(pCmdHlp, "%02x %04RX16:%04RX16 %04RX16:%04RX16 %04RX32:%08RX32 %08RX32 %08RX32 %08RX32 %08RX32",
|
---|
2875 | pFrame->iFrame,
|
---|
2876 | pFrame->AddrFrame.Sel,
|
---|
2877 | (uint16_t)pFrame->AddrFrame.off,
|
---|
2878 | pFrame->AddrReturnFrame.Sel,
|
---|
2879 | (uint16_t)pFrame->AddrReturnFrame.off,
|
---|
2880 | (uint32_t)pFrame->AddrReturnPC.Sel,
|
---|
2881 | (uint32_t)pFrame->AddrReturnPC.off,
|
---|
2882 | pFrame->Args.au32[0],
|
---|
2883 | pFrame->Args.au32[1],
|
---|
2884 | pFrame->Args.au32[2],
|
---|
2885 | pFrame->Args.au32[3]);
|
---|
2886 | }
|
---|
2887 | else if (fCurBitFlags & DBGFSTACKFRAME_FLAGS_32BIT)
|
---|
2888 | {
|
---|
2889 | if (fCurBitFlags != fBitFlags)
|
---|
2890 | pCmdHlp->pfnPrintf(pCmdHlp, NULL, "# EBP Ret EBP Ret CS:EIP Arg0 Arg1 Arg2 Arg3 CS:EIP / Symbol [line]\n");
|
---|
2891 | rc = DBGCCmdHlpPrintf(pCmdHlp, "%02x %08RX32 %08RX32 %04RX32:%08RX32 %08RX32 %08RX32 %08RX32 %08RX32",
|
---|
2892 | pFrame->iFrame,
|
---|
2893 | (uint32_t)pFrame->AddrFrame.off,
|
---|
2894 | (uint32_t)pFrame->AddrReturnFrame.off,
|
---|
2895 | (uint32_t)pFrame->AddrReturnPC.Sel,
|
---|
2896 | (uint32_t)pFrame->AddrReturnPC.off,
|
---|
2897 | pFrame->Args.au32[0],
|
---|
2898 | pFrame->Args.au32[1],
|
---|
2899 | pFrame->Args.au32[2],
|
---|
2900 | pFrame->Args.au32[3]);
|
---|
2901 | }
|
---|
2902 | else if (fCurBitFlags & DBGFSTACKFRAME_FLAGS_64BIT)
|
---|
2903 | {
|
---|
2904 | if (fCurBitFlags != fBitFlags)
|
---|
2905 | pCmdHlp->pfnPrintf(pCmdHlp, NULL, "# RBP Ret SS:RBP Ret RIP CS:RIP / Symbol [line]\n");
|
---|
2906 | rc = DBGCCmdHlpPrintf(pCmdHlp, "%02x %016RX64 %04RX16:%016RX64 %016RX64",
|
---|
2907 | pFrame->iFrame,
|
---|
2908 | (uint64_t)pFrame->AddrFrame.off,
|
---|
2909 | pFrame->AddrReturnFrame.Sel,
|
---|
2910 | (uint64_t)pFrame->AddrReturnFrame.off,
|
---|
2911 | (uint64_t)pFrame->AddrReturnPC.off);
|
---|
2912 | }
|
---|
2913 | if (RT_FAILURE(rc))
|
---|
2914 | break;
|
---|
2915 | if (!pFrame->pSymPC)
|
---|
2916 | rc = pCmdHlp->pfnPrintf(pCmdHlp, NULL,
|
---|
2917 | fCurBitFlags & DBGFSTACKFRAME_FLAGS_64BIT
|
---|
2918 | ? " %RTsel:%016RGv"
|
---|
2919 | : fCurBitFlags & DBGFSTACKFRAME_FLAGS_32BIT
|
---|
2920 | ? " %RTsel:%08RGv"
|
---|
2921 | : " %RTsel:%04RGv"
|
---|
2922 | , pFrame->AddrPC.Sel, pFrame->AddrPC.off);
|
---|
2923 | else
|
---|
2924 | {
|
---|
2925 | RTGCINTPTR offDisp = pFrame->AddrPC.FlatPtr - pFrame->pSymPC->Value; /** @todo this isn't 100% correct for segmented stuff. */
|
---|
2926 | if (offDisp > 0)
|
---|
2927 | rc = DBGCCmdHlpPrintf(pCmdHlp, " %s+%llx", pFrame->pSymPC->szName, (int64_t)offDisp);
|
---|
2928 | else if (offDisp < 0)
|
---|
2929 | rc = DBGCCmdHlpPrintf(pCmdHlp, " %s-%llx", pFrame->pSymPC->szName, -(int64_t)offDisp);
|
---|
2930 | else
|
---|
2931 | rc = DBGCCmdHlpPrintf(pCmdHlp, " %s", pFrame->pSymPC->szName);
|
---|
2932 | }
|
---|
2933 | if (RT_SUCCESS(rc) && pFrame->pLinePC)
|
---|
2934 | rc = DBGCCmdHlpPrintf(pCmdHlp, " [%s @ 0i%d]", pFrame->pLinePC->szFilename, pFrame->pLinePC->uLineNo);
|
---|
2935 | if (RT_SUCCESS(rc))
|
---|
2936 | rc = DBGCCmdHlpPrintf(pCmdHlp, "\n");
|
---|
2937 |
|
---|
2938 | if (fVerbose && RT_SUCCESS(rc))
|
---|
2939 | {
|
---|
2940 | /*
|
---|
2941 | * Display verbose frame info.
|
---|
2942 | */
|
---|
2943 | const char *pszRetType = "invalid";
|
---|
2944 | switch (pFrame->enmReturnType)
|
---|
2945 | {
|
---|
2946 | case RTDBGRETURNTYPE_NEAR16: pszRetType = "retn/16"; break;
|
---|
2947 | case RTDBGRETURNTYPE_NEAR32: pszRetType = "retn/32"; break;
|
---|
2948 | case RTDBGRETURNTYPE_NEAR64: pszRetType = "retn/64"; break;
|
---|
2949 | case RTDBGRETURNTYPE_FAR16: pszRetType = "retf/16"; break;
|
---|
2950 | case RTDBGRETURNTYPE_FAR32: pszRetType = "retf/32"; break;
|
---|
2951 | case RTDBGRETURNTYPE_FAR64: pszRetType = "retf/64"; break;
|
---|
2952 | case RTDBGRETURNTYPE_IRET16: pszRetType = "iret-16"; break;
|
---|
2953 | case RTDBGRETURNTYPE_IRET32: pszRetType = "iret/32s"; break;
|
---|
2954 | case RTDBGRETURNTYPE_IRET32_PRIV: pszRetType = "iret/32p"; break;
|
---|
2955 | case RTDBGRETURNTYPE_IRET32_V86: pszRetType = "iret/v86"; break;
|
---|
2956 | case RTDBGRETURNTYPE_IRET64: pszRetType = "iret/64"; break;
|
---|
2957 |
|
---|
2958 | case RTDBGRETURNTYPE_END:
|
---|
2959 | case RTDBGRETURNTYPE_INVALID:
|
---|
2960 | case RTDBGRETURNTYPE_32BIT_HACK:
|
---|
2961 | break;
|
---|
2962 | }
|
---|
2963 | size_t cchLine = DBGCCmdHlpPrintfLen(pCmdHlp, " %s", pszRetType);
|
---|
2964 | if (pFrame->fFlags & DBGFSTACKFRAME_FLAGS_USED_UNWIND_INFO)
|
---|
2965 | cchLine += DBGCCmdHlpPrintfLen(pCmdHlp, " used-unwind-info");
|
---|
2966 | if (pFrame->fFlags & DBGFSTACKFRAME_FLAGS_USED_ODD_EVEN)
|
---|
2967 | cchLine += DBGCCmdHlpPrintfLen(pCmdHlp, " used-odd-even");
|
---|
2968 | if (pFrame->fFlags & DBGFSTACKFRAME_FLAGS_REAL_V86)
|
---|
2969 | cchLine += DBGCCmdHlpPrintfLen(pCmdHlp, " real-v86");
|
---|
2970 | if (pFrame->fFlags & DBGFSTACKFRAME_FLAGS_MAX_DEPTH)
|
---|
2971 | cchLine += DBGCCmdHlpPrintfLen(pCmdHlp, " max-depth");
|
---|
2972 | if (pFrame->fFlags & DBGFSTACKFRAME_FLAGS_TRAP_FRAME)
|
---|
2973 | cchLine += DBGCCmdHlpPrintfLen(pCmdHlp, " trap-frame");
|
---|
2974 |
|
---|
2975 | if (pFrame->cSureRegs > 0)
|
---|
2976 | {
|
---|
2977 | cchLine = 1024; /* force new line */
|
---|
2978 | for (uint32_t i = 0; i < pFrame->cSureRegs; i++)
|
---|
2979 | {
|
---|
2980 | if (cchLine > 80)
|
---|
2981 | {
|
---|
2982 | DBGCCmdHlpPrintf(pCmdHlp, "\n ");
|
---|
2983 | cchLine = 2;
|
---|
2984 | }
|
---|
2985 |
|
---|
2986 | szTmp[0] = '\0';
|
---|
2987 | DBGFR3RegFormatValue(szTmp, sizeof(szTmp), &pFrame->paSureRegs[i].Value,
|
---|
2988 | pFrame->paSureRegs[i].enmType, false);
|
---|
2989 | const char *pszName = pFrame->paSureRegs[i].enmReg != DBGFREG_END
|
---|
2990 | ? DBGFR3RegCpuName(pUVM, pFrame->paSureRegs[i].enmReg, pFrame->paSureRegs[i].enmType)
|
---|
2991 | : pFrame->paSureRegs[i].pszName;
|
---|
2992 | cchLine += DBGCCmdHlpPrintfLen(pCmdHlp, " %s=%s", pszName, szTmp);
|
---|
2993 | }
|
---|
2994 | }
|
---|
2995 |
|
---|
2996 | if (RT_SUCCESS(rc))
|
---|
2997 | rc = DBGCCmdHlpPrintf(pCmdHlp, "\n");
|
---|
2998 | }
|
---|
2999 |
|
---|
3000 | if (RT_FAILURE(rc))
|
---|
3001 | break;
|
---|
3002 |
|
---|
3003 | fBitFlags = fCurBitFlags;
|
---|
3004 | }
|
---|
3005 |
|
---|
3006 | DBGFR3StackWalkEnd(pFirstFrame);
|
---|
3007 |
|
---|
3008 | NOREF(paArgs); NOREF(cArgs);
|
---|
3009 | return rc;
|
---|
3010 | }
|
---|
3011 |
|
---|
3012 |
|
---|
3013 | /**
|
---|
3014 | * Worker function that displays one descriptor entry (GDT, LDT, IDT).
|
---|
3015 | *
|
---|
3016 | * @returns pfnPrintf status code.
|
---|
3017 | * @param pCmdHlp The DBGC command helpers.
|
---|
3018 | * @param pDesc The descriptor to display.
|
---|
3019 | * @param iEntry The descriptor entry number.
|
---|
3020 | * @param fHyper Whether the selector belongs to the hypervisor or not.
|
---|
3021 | * @param hAs Address space to use when resolving symbols.
|
---|
3022 | * @param pfDblEntry Where to indicate whether the entry is two entries wide.
|
---|
3023 | * Optional.
|
---|
3024 | */
|
---|
3025 | static int dbgcCmdDumpDTWorker64(PDBGCCMDHLP pCmdHlp, PCX86DESC64 pDesc, unsigned iEntry, bool fHyper, RTDBGAS hAs,
|
---|
3026 | bool *pfDblEntry)
|
---|
3027 | {
|
---|
3028 | /* GUEST64 */
|
---|
3029 | int rc;
|
---|
3030 |
|
---|
3031 | const char *pszHyper = fHyper ? " HYPER" : "";
|
---|
3032 | const char *pszPresent = pDesc->Gen.u1Present ? "P " : "NP";
|
---|
3033 | if (pDesc->Gen.u1DescType)
|
---|
3034 | {
|
---|
3035 | static const char * const s_apszTypes[] =
|
---|
3036 | {
|
---|
3037 | "DataRO", /* 0 Read-Only */
|
---|
3038 | "DataRO", /* 1 Read-Only - Accessed */
|
---|
3039 | "DataRW", /* 2 Read/Write */
|
---|
3040 | "DataRW", /* 3 Read/Write - Accessed */
|
---|
3041 | "DownRO", /* 4 Expand-down, Read-Only */
|
---|
3042 | "DownRO", /* 5 Expand-down, Read-Only - Accessed */
|
---|
3043 | "DownRW", /* 6 Expand-down, Read/Write */
|
---|
3044 | "DownRW", /* 7 Expand-down, Read/Write - Accessed */
|
---|
3045 | "CodeEO", /* 8 Execute-Only */
|
---|
3046 | "CodeEO", /* 9 Execute-Only - Accessed */
|
---|
3047 | "CodeER", /* A Execute/Readable */
|
---|
3048 | "CodeER", /* B Execute/Readable - Accessed */
|
---|
3049 | "ConfE0", /* C Conforming, Execute-Only */
|
---|
3050 | "ConfE0", /* D Conforming, Execute-Only - Accessed */
|
---|
3051 | "ConfER", /* E Conforming, Execute/Readable */
|
---|
3052 | "ConfER" /* F Conforming, Execute/Readable - Accessed */
|
---|
3053 | };
|
---|
3054 | const char *pszAccessed = pDesc->Gen.u4Type & RT_BIT(0) ? "A " : "NA";
|
---|
3055 | const char *pszGranularity = pDesc->Gen.u1Granularity ? "G" : " ";
|
---|
3056 | const char *pszBig = pDesc->Gen.u1DefBig ? "BIG" : " ";
|
---|
3057 | uint32_t u32Base = X86DESC_BASE(pDesc);
|
---|
3058 | uint32_t cbLimit = X86DESC_LIMIT_G(pDesc);
|
---|
3059 |
|
---|
3060 | rc = DBGCCmdHlpPrintf(pCmdHlp, "%04x %s Bas=%08x Lim=%08x DPL=%d %s %s %s %s AVL=%d L=%d%s\n",
|
---|
3061 | iEntry, s_apszTypes[pDesc->Gen.u4Type], u32Base, cbLimit,
|
---|
3062 | pDesc->Gen.u2Dpl, pszPresent, pszAccessed, pszGranularity, pszBig,
|
---|
3063 | pDesc->Gen.u1Available, pDesc->Gen.u1Long, pszHyper);
|
---|
3064 | }
|
---|
3065 | else
|
---|
3066 | {
|
---|
3067 | static const char * const s_apszTypes[] =
|
---|
3068 | {
|
---|
3069 | "Ill-0 ", /* 0 0000 Reserved (Illegal) */
|
---|
3070 | "Ill-1 ", /* 1 0001 Available 16-bit TSS */
|
---|
3071 | "LDT ", /* 2 0010 LDT */
|
---|
3072 | "Ill-3 ", /* 3 0011 Busy 16-bit TSS */
|
---|
3073 | "Ill-4 ", /* 4 0100 16-bit Call Gate */
|
---|
3074 | "Ill-5 ", /* 5 0101 Task Gate */
|
---|
3075 | "Ill-6 ", /* 6 0110 16-bit Interrupt Gate */
|
---|
3076 | "Ill-7 ", /* 7 0111 16-bit Trap Gate */
|
---|
3077 | "Ill-8 ", /* 8 1000 Reserved (Illegal) */
|
---|
3078 | "Tss64A", /* 9 1001 Available 32-bit TSS */
|
---|
3079 | "Ill-A ", /* A 1010 Reserved (Illegal) */
|
---|
3080 | "Tss64B", /* B 1011 Busy 32-bit TSS */
|
---|
3081 | "Call64", /* C 1100 32-bit Call Gate */
|
---|
3082 | "Ill-D ", /* D 1101 Reserved (Illegal) */
|
---|
3083 | "Int64 ", /* E 1110 32-bit Interrupt Gate */
|
---|
3084 | "Trap64" /* F 1111 32-bit Trap Gate */
|
---|
3085 | };
|
---|
3086 | switch (pDesc->Gen.u4Type)
|
---|
3087 | {
|
---|
3088 | /* raw */
|
---|
3089 | case X86_SEL_TYPE_SYS_UNDEFINED:
|
---|
3090 | case X86_SEL_TYPE_SYS_UNDEFINED2:
|
---|
3091 | case X86_SEL_TYPE_SYS_UNDEFINED4:
|
---|
3092 | case X86_SEL_TYPE_SYS_UNDEFINED3:
|
---|
3093 | case X86_SEL_TYPE_SYS_286_TSS_AVAIL:
|
---|
3094 | case X86_SEL_TYPE_SYS_286_TSS_BUSY:
|
---|
3095 | case X86_SEL_TYPE_SYS_286_CALL_GATE:
|
---|
3096 | case X86_SEL_TYPE_SYS_286_INT_GATE:
|
---|
3097 | case X86_SEL_TYPE_SYS_286_TRAP_GATE:
|
---|
3098 | case X86_SEL_TYPE_SYS_TASK_GATE:
|
---|
3099 | rc = DBGCCmdHlpPrintf(pCmdHlp, "%04x %s %.8Rhxs DPL=%d %s%s\n",
|
---|
3100 | iEntry, s_apszTypes[pDesc->Gen.u4Type], pDesc,
|
---|
3101 | pDesc->Gen.u2Dpl, pszPresent, pszHyper);
|
---|
3102 | break;
|
---|
3103 |
|
---|
3104 | case X86_SEL_TYPE_SYS_386_TSS_AVAIL:
|
---|
3105 | case X86_SEL_TYPE_SYS_386_TSS_BUSY:
|
---|
3106 | case X86_SEL_TYPE_SYS_LDT:
|
---|
3107 | {
|
---|
3108 | const char *pszBusy = pDesc->Gen.u4Type & RT_BIT(1) ? "B " : "NB";
|
---|
3109 | const char *pszBig = pDesc->Gen.u1DefBig ? "BIG" : " ";
|
---|
3110 | const char *pszLong = pDesc->Gen.u1Long ? "LONG" : " ";
|
---|
3111 |
|
---|
3112 | uint64_t u64Base = X86DESC64_BASE(pDesc);
|
---|
3113 | uint32_t cbLimit = X86DESC_LIMIT_G(pDesc);
|
---|
3114 |
|
---|
3115 | rc = DBGCCmdHlpPrintf(pCmdHlp, "%04x %s Bas=%016RX64 Lim=%08x DPL=%d %s %s %s %sAVL=%d R=%d%s\n",
|
---|
3116 | iEntry, s_apszTypes[pDesc->Gen.u4Type], u64Base, cbLimit,
|
---|
3117 | pDesc->Gen.u2Dpl, pszPresent, pszBusy, pszLong, pszBig,
|
---|
3118 | pDesc->Gen.u1Available, pDesc->Gen.u1Long | (pDesc->Gen.u1DefBig << 1),
|
---|
3119 | pszHyper);
|
---|
3120 | if (pfDblEntry)
|
---|
3121 | *pfDblEntry = true;
|
---|
3122 | break;
|
---|
3123 | }
|
---|
3124 |
|
---|
3125 | case X86_SEL_TYPE_SYS_386_CALL_GATE:
|
---|
3126 | {
|
---|
3127 | unsigned cParams = pDesc->au8[4] & 0x1f;
|
---|
3128 | const char *pszCountOf = pDesc->Gen.u4Type & RT_BIT(3) ? "DC" : "WC";
|
---|
3129 | RTSEL sel = pDesc->au16[1];
|
---|
3130 | uint64_t off = pDesc->au16[0]
|
---|
3131 | | ((uint64_t)pDesc->au16[3] << 16)
|
---|
3132 | | ((uint64_t)pDesc->Gen.u32BaseHigh3 << 32);
|
---|
3133 | char *pszSymbol = dbgcCmdHlpFarAddrToSymbol(pCmdHlp, hAs, sel, off, " (", ")");
|
---|
3134 | rc = DBGCCmdHlpPrintf(pCmdHlp, "%04x %s Sel:Off=%04x:%016RX64 DPL=%d %s %s=%d%s%s\n",
|
---|
3135 | iEntry, s_apszTypes[pDesc->Gen.u4Type], sel, off,
|
---|
3136 | pDesc->Gen.u2Dpl, pszPresent, pszCountOf, cParams, pszHyper, pszSymbol ? pszSymbol : "");
|
---|
3137 | RTStrFree(pszSymbol);
|
---|
3138 | if (pfDblEntry)
|
---|
3139 | *pfDblEntry = true;
|
---|
3140 | break;
|
---|
3141 | }
|
---|
3142 |
|
---|
3143 | case X86_SEL_TYPE_SYS_386_INT_GATE:
|
---|
3144 | case X86_SEL_TYPE_SYS_386_TRAP_GATE:
|
---|
3145 | {
|
---|
3146 | RTSEL sel = pDesc->Gate.u16Sel;
|
---|
3147 | uint64_t off = pDesc->Gate.u16OffsetLow
|
---|
3148 | | ((uint64_t)pDesc->Gate.u16OffsetHigh << 16)
|
---|
3149 | | ((uint64_t)pDesc->Gate.u32OffsetTop << 32);
|
---|
3150 | char *pszSymbol = dbgcCmdHlpFarAddrToSymbol(pCmdHlp, hAs, sel, off, " (", ")");
|
---|
3151 | rc = DBGCCmdHlpPrintf(pCmdHlp, "%04x %s Sel:Off=%04x:%016RX64 DPL=%u %s IST=%u%s%s\n",
|
---|
3152 | iEntry, s_apszTypes[pDesc->Gate.u4Type], sel, off,
|
---|
3153 | pDesc->Gate.u2Dpl, pszPresent, pDesc->Gate.u3IST, pszHyper, pszSymbol ? pszSymbol : "");
|
---|
3154 | RTStrFree(pszSymbol);
|
---|
3155 | if (pfDblEntry)
|
---|
3156 | *pfDblEntry = true;
|
---|
3157 | break;
|
---|
3158 | }
|
---|
3159 |
|
---|
3160 | /* impossible, just it's necessary to keep gcc happy. */
|
---|
3161 | default:
|
---|
3162 | return VINF_SUCCESS;
|
---|
3163 | }
|
---|
3164 | }
|
---|
3165 | return VINF_SUCCESS;
|
---|
3166 | }
|
---|
3167 |
|
---|
3168 |
|
---|
3169 | /**
|
---|
3170 | * Worker function that displays one descriptor entry (GDT, LDT, IDT).
|
---|
3171 | *
|
---|
3172 | * @returns pfnPrintf status code.
|
---|
3173 | * @param pCmdHlp The DBGC command helpers.
|
---|
3174 | * @param pDesc The descriptor to display.
|
---|
3175 | * @param iEntry The descriptor entry number.
|
---|
3176 | * @param fHyper Whether the selector belongs to the hypervisor or not.
|
---|
3177 | * @param hAs Address space to use when resolving symbols.
|
---|
3178 | */
|
---|
3179 | static int dbgcCmdDumpDTWorker32(PDBGCCMDHLP pCmdHlp, PCX86DESC pDesc, unsigned iEntry, bool fHyper, RTDBGAS hAs)
|
---|
3180 | {
|
---|
3181 | int rc;
|
---|
3182 |
|
---|
3183 | const char *pszHyper = fHyper ? " HYPER" : "";
|
---|
3184 | const char *pszPresent = pDesc->Gen.u1Present ? "P " : "NP";
|
---|
3185 | if (pDesc->Gen.u1DescType)
|
---|
3186 | {
|
---|
3187 | static const char * const s_apszTypes[] =
|
---|
3188 | {
|
---|
3189 | "DataRO", /* 0 Read-Only */
|
---|
3190 | "DataRO", /* 1 Read-Only - Accessed */
|
---|
3191 | "DataRW", /* 2 Read/Write */
|
---|
3192 | "DataRW", /* 3 Read/Write - Accessed */
|
---|
3193 | "DownRO", /* 4 Expand-down, Read-Only */
|
---|
3194 | "DownRO", /* 5 Expand-down, Read-Only - Accessed */
|
---|
3195 | "DownRW", /* 6 Expand-down, Read/Write */
|
---|
3196 | "DownRW", /* 7 Expand-down, Read/Write - Accessed */
|
---|
3197 | "CodeEO", /* 8 Execute-Only */
|
---|
3198 | "CodeEO", /* 9 Execute-Only - Accessed */
|
---|
3199 | "CodeER", /* A Execute/Readable */
|
---|
3200 | "CodeER", /* B Execute/Readable - Accessed */
|
---|
3201 | "ConfE0", /* C Conforming, Execute-Only */
|
---|
3202 | "ConfE0", /* D Conforming, Execute-Only - Accessed */
|
---|
3203 | "ConfER", /* E Conforming, Execute/Readable */
|
---|
3204 | "ConfER" /* F Conforming, Execute/Readable - Accessed */
|
---|
3205 | };
|
---|
3206 | const char *pszAccessed = pDesc->Gen.u4Type & RT_BIT(0) ? "A " : "NA";
|
---|
3207 | const char *pszGranularity = pDesc->Gen.u1Granularity ? "G" : " ";
|
---|
3208 | const char *pszBig = pDesc->Gen.u1DefBig ? "BIG" : " ";
|
---|
3209 | uint32_t u32Base = pDesc->Gen.u16BaseLow
|
---|
3210 | | ((uint32_t)pDesc->Gen.u8BaseHigh1 << 16)
|
---|
3211 | | ((uint32_t)pDesc->Gen.u8BaseHigh2 << 24);
|
---|
3212 | uint32_t cbLimit = pDesc->Gen.u16LimitLow | (pDesc->Gen.u4LimitHigh << 16);
|
---|
3213 | if (pDesc->Gen.u1Granularity)
|
---|
3214 | cbLimit <<= GUEST_PAGE_SHIFT;
|
---|
3215 |
|
---|
3216 | rc = DBGCCmdHlpPrintf(pCmdHlp, "%04x %s Bas=%08x Lim=%08x DPL=%d %s %s %s %s AVL=%d L=%d%s\n",
|
---|
3217 | iEntry, s_apszTypes[pDesc->Gen.u4Type], u32Base, cbLimit,
|
---|
3218 | pDesc->Gen.u2Dpl, pszPresent, pszAccessed, pszGranularity, pszBig,
|
---|
3219 | pDesc->Gen.u1Available, pDesc->Gen.u1Long, pszHyper);
|
---|
3220 | }
|
---|
3221 | else
|
---|
3222 | {
|
---|
3223 | static const char * const s_apszTypes[] =
|
---|
3224 | {
|
---|
3225 | "Ill-0 ", /* 0 0000 Reserved (Illegal) */
|
---|
3226 | "Tss16A", /* 1 0001 Available 16-bit TSS */
|
---|
3227 | "LDT ", /* 2 0010 LDT */
|
---|
3228 | "Tss16B", /* 3 0011 Busy 16-bit TSS */
|
---|
3229 | "Call16", /* 4 0100 16-bit Call Gate */
|
---|
3230 | "TaskG ", /* 5 0101 Task Gate */
|
---|
3231 | "Int16 ", /* 6 0110 16-bit Interrupt Gate */
|
---|
3232 | "Trap16", /* 7 0111 16-bit Trap Gate */
|
---|
3233 | "Ill-8 ", /* 8 1000 Reserved (Illegal) */
|
---|
3234 | "Tss32A", /* 9 1001 Available 32-bit TSS */
|
---|
3235 | "Ill-A ", /* A 1010 Reserved (Illegal) */
|
---|
3236 | "Tss32B", /* B 1011 Busy 32-bit TSS */
|
---|
3237 | "Call32", /* C 1100 32-bit Call Gate */
|
---|
3238 | "Ill-D ", /* D 1101 Reserved (Illegal) */
|
---|
3239 | "Int32 ", /* E 1110 32-bit Interrupt Gate */
|
---|
3240 | "Trap32" /* F 1111 32-bit Trap Gate */
|
---|
3241 | };
|
---|
3242 | switch (pDesc->Gen.u4Type)
|
---|
3243 | {
|
---|
3244 | /* raw */
|
---|
3245 | case X86_SEL_TYPE_SYS_UNDEFINED:
|
---|
3246 | case X86_SEL_TYPE_SYS_UNDEFINED2:
|
---|
3247 | case X86_SEL_TYPE_SYS_UNDEFINED4:
|
---|
3248 | case X86_SEL_TYPE_SYS_UNDEFINED3:
|
---|
3249 | rc = DBGCCmdHlpPrintf(pCmdHlp, "%04x %s %.8Rhxs DPL=%d %s%s\n",
|
---|
3250 | iEntry, s_apszTypes[pDesc->Gen.u4Type], pDesc,
|
---|
3251 | pDesc->Gen.u2Dpl, pszPresent, pszHyper);
|
---|
3252 | break;
|
---|
3253 |
|
---|
3254 | case X86_SEL_TYPE_SYS_286_TSS_AVAIL:
|
---|
3255 | case X86_SEL_TYPE_SYS_386_TSS_AVAIL:
|
---|
3256 | case X86_SEL_TYPE_SYS_286_TSS_BUSY:
|
---|
3257 | case X86_SEL_TYPE_SYS_386_TSS_BUSY:
|
---|
3258 | case X86_SEL_TYPE_SYS_LDT:
|
---|
3259 | {
|
---|
3260 | const char *pszGranularity = pDesc->Gen.u1Granularity ? "G" : " ";
|
---|
3261 | const char *pszBusy = pDesc->Gen.u4Type & RT_BIT(1) ? "B " : "NB";
|
---|
3262 | const char *pszBig = pDesc->Gen.u1DefBig ? "BIG" : " ";
|
---|
3263 | uint32_t u32Base = pDesc->Gen.u16BaseLow
|
---|
3264 | | ((uint32_t)pDesc->Gen.u8BaseHigh1 << 16)
|
---|
3265 | | ((uint32_t)pDesc->Gen.u8BaseHigh2 << 24);
|
---|
3266 | uint32_t cbLimit = pDesc->Gen.u16LimitLow | (pDesc->Gen.u4LimitHigh << 16);
|
---|
3267 | if (pDesc->Gen.u1Granularity)
|
---|
3268 | cbLimit <<= GUEST_PAGE_SHIFT;
|
---|
3269 |
|
---|
3270 | rc = DBGCCmdHlpPrintf(pCmdHlp, "%04x %s Bas=%08x Lim=%08x DPL=%d %s %s %s %s AVL=%d R=%d%s\n",
|
---|
3271 | iEntry, s_apszTypes[pDesc->Gen.u4Type], u32Base, cbLimit,
|
---|
3272 | pDesc->Gen.u2Dpl, pszPresent, pszBusy, pszGranularity, pszBig,
|
---|
3273 | pDesc->Gen.u1Available, pDesc->Gen.u1Long | (pDesc->Gen.u1DefBig << 1),
|
---|
3274 | pszHyper);
|
---|
3275 | break;
|
---|
3276 | }
|
---|
3277 |
|
---|
3278 | case X86_SEL_TYPE_SYS_TASK_GATE:
|
---|
3279 | {
|
---|
3280 | rc = DBGCCmdHlpPrintf(pCmdHlp, "%04x %s TSS=%04x DPL=%d %s%s\n",
|
---|
3281 | iEntry, s_apszTypes[pDesc->Gen.u4Type], pDesc->au16[1],
|
---|
3282 | pDesc->Gen.u2Dpl, pszPresent, pszHyper);
|
---|
3283 | break;
|
---|
3284 | }
|
---|
3285 |
|
---|
3286 | case X86_SEL_TYPE_SYS_286_CALL_GATE:
|
---|
3287 | case X86_SEL_TYPE_SYS_386_CALL_GATE:
|
---|
3288 | {
|
---|
3289 | unsigned cParams = pDesc->au8[4] & 0x1f;
|
---|
3290 | const char *pszCountOf = pDesc->Gen.u4Type & RT_BIT(3) ? "DC" : "WC";
|
---|
3291 | RTSEL sel = pDesc->au16[1];
|
---|
3292 | uint32_t off = pDesc->au16[0] | ((uint32_t)pDesc->au16[3] << 16);
|
---|
3293 | char *pszSymbol = dbgcCmdHlpFarAddrToSymbol(pCmdHlp, hAs, sel, off, " (", ")");
|
---|
3294 | rc = DBGCCmdHlpPrintf(pCmdHlp, "%04x %s Sel:Off=%04x:%08x DPL=%d %s %s=%d%s%s\n",
|
---|
3295 | iEntry, s_apszTypes[pDesc->Gen.u4Type], sel, off,
|
---|
3296 | pDesc->Gen.u2Dpl, pszPresent, pszCountOf, cParams, pszHyper, pszSymbol ? pszSymbol : "");
|
---|
3297 | RTStrFree(pszSymbol);
|
---|
3298 | break;
|
---|
3299 | }
|
---|
3300 |
|
---|
3301 | case X86_SEL_TYPE_SYS_286_INT_GATE:
|
---|
3302 | case X86_SEL_TYPE_SYS_386_INT_GATE:
|
---|
3303 | case X86_SEL_TYPE_SYS_286_TRAP_GATE:
|
---|
3304 | case X86_SEL_TYPE_SYS_386_TRAP_GATE:
|
---|
3305 | {
|
---|
3306 | RTSEL sel = pDesc->au16[1];
|
---|
3307 | uint32_t off = pDesc->au16[0] | ((uint32_t)pDesc->au16[3] << 16);
|
---|
3308 | char *pszSymbol = dbgcCmdHlpFarAddrToSymbol(pCmdHlp, hAs, sel, off, " (", ")");
|
---|
3309 | rc = DBGCCmdHlpPrintf(pCmdHlp, "%04x %s Sel:Off=%04x:%08x DPL=%d %s%s%s\n",
|
---|
3310 | iEntry, s_apszTypes[pDesc->Gen.u4Type], sel, off,
|
---|
3311 | pDesc->Gen.u2Dpl, pszPresent, pszHyper, pszSymbol ? pszSymbol : "");
|
---|
3312 | RTStrFree(pszSymbol);
|
---|
3313 | break;
|
---|
3314 | }
|
---|
3315 |
|
---|
3316 | /* impossible, just it's necessary to keep gcc happy. */
|
---|
3317 | default:
|
---|
3318 | return VINF_SUCCESS;
|
---|
3319 | }
|
---|
3320 | }
|
---|
3321 | return rc;
|
---|
3322 | }
|
---|
3323 |
|
---|
3324 |
|
---|
3325 | /**
|
---|
3326 | * @callback_method_impl{FNDBGCCMD, The 'dg'\, 'dga'\, 'dl' and 'dla' commands.}
|
---|
3327 | */
|
---|
3328 | static DECLCALLBACK(int) dbgcCmdDumpDT(PCDBGCCMD pCmd, PDBGCCMDHLP pCmdHlp, PUVM pUVM, PCDBGCVAR paArgs, unsigned cArgs)
|
---|
3329 | {
|
---|
3330 | /*
|
---|
3331 | * Validate input.
|
---|
3332 | */
|
---|
3333 | DBGC_CMDHLP_REQ_UVM_RET(pCmdHlp, pCmd, pUVM);
|
---|
3334 |
|
---|
3335 | /*
|
---|
3336 | * Get the CPU mode, check which command variation this is
|
---|
3337 | * and fix a default parameter if needed.
|
---|
3338 | */
|
---|
3339 | PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
|
---|
3340 | PVMCPU pVCpu = VMMR3GetCpuByIdU(pUVM, pDbgc->idCpu);
|
---|
3341 | CPUMMODE enmMode = CPUMGetGuestMode(pVCpu);
|
---|
3342 | bool fGdt = pCmd->pszCmd[1] == 'g';
|
---|
3343 | bool fAll = pCmd->pszCmd[2] == 'a';
|
---|
3344 | RTSEL SelTable = fGdt ? 0 : X86_SEL_LDT;
|
---|
3345 |
|
---|
3346 | DBGCVAR Var;
|
---|
3347 | if (!cArgs)
|
---|
3348 | {
|
---|
3349 | cArgs = 1;
|
---|
3350 | paArgs = &Var;
|
---|
3351 | Var.enmType = DBGCVAR_TYPE_NUMBER;
|
---|
3352 | Var.u.u64Number = fGdt ? 0 : 4;
|
---|
3353 | Var.enmRangeType = DBGCVAR_RANGE_ELEMENTS;
|
---|
3354 | Var.u64Range = 1024;
|
---|
3355 | }
|
---|
3356 |
|
---|
3357 | /*
|
---|
3358 | * Process the arguments.
|
---|
3359 | */
|
---|
3360 | for (unsigned i = 0; i < cArgs; i++)
|
---|
3361 | {
|
---|
3362 | /*
|
---|
3363 | * Retrieve the selector value from the argument.
|
---|
3364 | * The parser may confuse pointers and numbers if more than one
|
---|
3365 | * argument is given, that that into account.
|
---|
3366 | */
|
---|
3367 | DBGC_CMDHLP_ASSERT_PARSER_RET(pCmdHlp, pCmd, i, paArgs[i].enmType == DBGCVAR_TYPE_NUMBER || DBGCVAR_ISPOINTER(paArgs[i].enmType));
|
---|
3368 | uint64_t u64;
|
---|
3369 | unsigned cSels = 1;
|
---|
3370 | switch (paArgs[i].enmType)
|
---|
3371 | {
|
---|
3372 | case DBGCVAR_TYPE_NUMBER:
|
---|
3373 | u64 = paArgs[i].u.u64Number;
|
---|
3374 | if (paArgs[i].enmRangeType != DBGCVAR_RANGE_NONE)
|
---|
3375 | cSels = RT_MIN(paArgs[i].u64Range, 1024);
|
---|
3376 | break;
|
---|
3377 | case DBGCVAR_TYPE_GC_FAR: u64 = paArgs[i].u.GCFar.sel; break;
|
---|
3378 | case DBGCVAR_TYPE_GC_FLAT: u64 = paArgs[i].u.GCFlat; break;
|
---|
3379 | case DBGCVAR_TYPE_GC_PHYS: u64 = paArgs[i].u.GCPhys; break;
|
---|
3380 | case DBGCVAR_TYPE_HC_FLAT: u64 = (uintptr_t)paArgs[i].u.pvHCFlat; break;
|
---|
3381 | case DBGCVAR_TYPE_HC_PHYS: u64 = paArgs[i].u.HCPhys; break;
|
---|
3382 | default: u64 = _64K; break;
|
---|
3383 | }
|
---|
3384 | if (u64 < _64K)
|
---|
3385 | {
|
---|
3386 | unsigned Sel = (RTSEL)u64;
|
---|
3387 |
|
---|
3388 | /*
|
---|
3389 | * Dump the specified range.
|
---|
3390 | */
|
---|
3391 | bool fSingle = cSels == 1;
|
---|
3392 | while ( cSels-- > 0
|
---|
3393 | && Sel < _64K)
|
---|
3394 | {
|
---|
3395 | DBGFSELINFO SelInfo;
|
---|
3396 | int rc = DBGFR3SelQueryInfo(pUVM, pDbgc->idCpu, Sel | SelTable, DBGFSELQI_FLAGS_DT_GUEST, &SelInfo);
|
---|
3397 | if (RT_SUCCESS(rc))
|
---|
3398 | {
|
---|
3399 | if (SelInfo.fFlags & DBGFSELINFO_FLAGS_REAL_MODE)
|
---|
3400 | rc = DBGCCmdHlpPrintf(pCmdHlp, "%04x RealM Bas=%04x Lim=%04x\n",
|
---|
3401 | Sel, (unsigned)SelInfo.GCPtrBase, (unsigned)SelInfo.cbLimit);
|
---|
3402 | else if ( fAll
|
---|
3403 | || fSingle
|
---|
3404 | || SelInfo.u.Raw.Gen.u1Present)
|
---|
3405 | {
|
---|
3406 | if (enmMode == CPUMMODE_PROTECTED)
|
---|
3407 | rc = dbgcCmdDumpDTWorker32(pCmdHlp, &SelInfo.u.Raw, Sel,
|
---|
3408 | !!(SelInfo.fFlags & DBGFSELINFO_FLAGS_HYPER), DBGF_AS_GLOBAL);
|
---|
3409 | else
|
---|
3410 | {
|
---|
3411 | bool fDblSkip = false;
|
---|
3412 | rc = dbgcCmdDumpDTWorker64(pCmdHlp, &SelInfo.u.Raw64, Sel,
|
---|
3413 | !!(SelInfo.fFlags & DBGFSELINFO_FLAGS_HYPER), DBGF_AS_GLOBAL, &fDblSkip);
|
---|
3414 | if (fDblSkip)
|
---|
3415 | Sel += 4;
|
---|
3416 | }
|
---|
3417 | }
|
---|
3418 | }
|
---|
3419 | else
|
---|
3420 | {
|
---|
3421 | rc = DBGCCmdHlpPrintf(pCmdHlp, "%04x %Rrc\n", Sel, rc);
|
---|
3422 | if (!fAll)
|
---|
3423 | return rc;
|
---|
3424 | }
|
---|
3425 | if (RT_FAILURE(rc))
|
---|
3426 | return rc;
|
---|
3427 |
|
---|
3428 | /* next */
|
---|
3429 | Sel += 8;
|
---|
3430 | }
|
---|
3431 | }
|
---|
3432 | else
|
---|
3433 | DBGCCmdHlpPrintf(pCmdHlp, "error: %llx is out of bounds\n", u64);
|
---|
3434 | }
|
---|
3435 |
|
---|
3436 | return VINF_SUCCESS;
|
---|
3437 | }
|
---|
3438 |
|
---|
3439 |
|
---|
3440 | /**
|
---|
3441 | * @callback_method_impl{FNDBGCCMD, The 'di' and 'dia' commands.}
|
---|
3442 | */
|
---|
3443 | static DECLCALLBACK(int) dbgcCmdDumpIDT(PCDBGCCMD pCmd, PDBGCCMDHLP pCmdHlp, PUVM pUVM, PCDBGCVAR paArgs, unsigned cArgs)
|
---|
3444 | {
|
---|
3445 | /*
|
---|
3446 | * Validate input.
|
---|
3447 | */
|
---|
3448 | DBGC_CMDHLP_REQ_UVM_RET(pCmdHlp, pCmd, pUVM);
|
---|
3449 |
|
---|
3450 | /*
|
---|
3451 | * Establish some stuff like the current IDTR and CPU mode,
|
---|
3452 | * and fix a default parameter.
|
---|
3453 | */
|
---|
3454 | PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
|
---|
3455 | CPUMMODE enmMode = DBGCCmdHlpGetCpuMode(pCmdHlp);
|
---|
3456 | uint16_t cbLimit = 0;
|
---|
3457 | uint64_t GCFlat = 0;
|
---|
3458 | int rc = DBGFR3RegCpuQueryXdtr(pDbgc->pUVM, pDbgc->idCpu, DBGFREG_IDTR, &GCFlat, &cbLimit);
|
---|
3459 | if (RT_FAILURE(rc))
|
---|
3460 | return DBGCCmdHlpFailRc(pCmdHlp, pCmd, rc, "DBGFR3RegCpuQueryXdtr/DBGFREG_IDTR");
|
---|
3461 | unsigned cbEntry;
|
---|
3462 | switch (enmMode)
|
---|
3463 | {
|
---|
3464 | case CPUMMODE_REAL: cbEntry = sizeof(RTFAR16); break;
|
---|
3465 | case CPUMMODE_PROTECTED: cbEntry = sizeof(X86DESC); break;
|
---|
3466 | case CPUMMODE_LONG: cbEntry = sizeof(X86DESC64); break;
|
---|
3467 | default:
|
---|
3468 | return DBGCCmdHlpPrintf(pCmdHlp, "error: Invalid CPU mode %d.\n", enmMode);
|
---|
3469 | }
|
---|
3470 |
|
---|
3471 | bool fAll = pCmd->pszCmd[2] == 'a';
|
---|
3472 | DBGCVAR Var;
|
---|
3473 | if (!cArgs)
|
---|
3474 | {
|
---|
3475 | cArgs = 1;
|
---|
3476 | paArgs = &Var;
|
---|
3477 | Var.enmType = DBGCVAR_TYPE_NUMBER;
|
---|
3478 | Var.u.u64Number = 0;
|
---|
3479 | Var.enmRangeType = DBGCVAR_RANGE_ELEMENTS;
|
---|
3480 | Var.u64Range = 256;
|
---|
3481 | }
|
---|
3482 |
|
---|
3483 | /*
|
---|
3484 | * Process the arguments.
|
---|
3485 | */
|
---|
3486 | for (unsigned i = 0; i < cArgs; i++)
|
---|
3487 | {
|
---|
3488 | DBGC_CMDHLP_ASSERT_PARSER_RET(pCmdHlp, pCmd, i, paArgs[i].enmType == DBGCVAR_TYPE_NUMBER);
|
---|
3489 | if (paArgs[i].u.u64Number < 256)
|
---|
3490 | {
|
---|
3491 | RTGCUINTPTR iInt = (RTGCUINTPTR)paArgs[i].u.u64Number;
|
---|
3492 | unsigned cInts = paArgs[i].enmRangeType != DBGCVAR_RANGE_NONE
|
---|
3493 | ? paArgs[i].u64Range
|
---|
3494 | : 1;
|
---|
3495 | bool fSingle = cInts == 1;
|
---|
3496 | while ( cInts-- > 0
|
---|
3497 | && iInt < 256)
|
---|
3498 | {
|
---|
3499 | /*
|
---|
3500 | * Try read it.
|
---|
3501 | */
|
---|
3502 | union
|
---|
3503 | {
|
---|
3504 | RTFAR16 Real;
|
---|
3505 | X86DESC Prot;
|
---|
3506 | X86DESC64 Long;
|
---|
3507 | } u;
|
---|
3508 | if (iInt * cbEntry + (cbEntry - 1) > cbLimit)
|
---|
3509 | {
|
---|
3510 | DBGCCmdHlpPrintf(pCmdHlp, "%04x not within the IDT\n", (unsigned)iInt);
|
---|
3511 | if (!fAll && !fSingle)
|
---|
3512 | return VINF_SUCCESS;
|
---|
3513 | }
|
---|
3514 | DBGCVAR AddrVar;
|
---|
3515 | AddrVar.enmType = DBGCVAR_TYPE_GC_FLAT;
|
---|
3516 | AddrVar.u.GCFlat = GCFlat + iInt * cbEntry;
|
---|
3517 | AddrVar.enmRangeType = DBGCVAR_RANGE_NONE;
|
---|
3518 | rc = pCmdHlp->pfnMemRead(pCmdHlp, &u, cbEntry, &AddrVar, NULL);
|
---|
3519 | if (RT_FAILURE(rc))
|
---|
3520 | return pCmdHlp->pfnVBoxError(pCmdHlp, rc, "Reading IDT entry %#04x.\n", (unsigned)iInt);
|
---|
3521 |
|
---|
3522 | /*
|
---|
3523 | * Display it.
|
---|
3524 | */
|
---|
3525 | switch (enmMode)
|
---|
3526 | {
|
---|
3527 | case CPUMMODE_REAL:
|
---|
3528 | {
|
---|
3529 | char *pszSymbol = dbgcCmdHlpFarAddrToSymbol(pCmdHlp, DBGF_AS_GLOBAL, u.Real.sel, u.Real.off, " (", ")");
|
---|
3530 | rc = DBGCCmdHlpPrintf(pCmdHlp, "%04x %RTfp16%s\n", (unsigned)iInt, u.Real, pszSymbol ? pszSymbol : "");
|
---|
3531 | RTStrFree(pszSymbol);
|
---|
3532 | break;
|
---|
3533 | }
|
---|
3534 | case CPUMMODE_PROTECTED:
|
---|
3535 | if (fAll || fSingle || u.Prot.Gen.u1Present)
|
---|
3536 | rc = dbgcCmdDumpDTWorker32(pCmdHlp, &u.Prot, iInt, false, DBGF_AS_GLOBAL);
|
---|
3537 | break;
|
---|
3538 | case CPUMMODE_LONG:
|
---|
3539 | if (fAll || fSingle || u.Long.Gen.u1Present)
|
---|
3540 | rc = dbgcCmdDumpDTWorker64(pCmdHlp, &u.Long, iInt, false, DBGF_AS_GLOBAL, NULL);
|
---|
3541 | break;
|
---|
3542 | default: break; /* to shut up gcc */
|
---|
3543 | }
|
---|
3544 | if (RT_FAILURE(rc))
|
---|
3545 | return rc;
|
---|
3546 |
|
---|
3547 | /* next */
|
---|
3548 | iInt++;
|
---|
3549 | }
|
---|
3550 | }
|
---|
3551 | else
|
---|
3552 | DBGCCmdHlpPrintf(pCmdHlp, "error: %llx is out of bounds (max 256)\n", paArgs[i].u.u64Number);
|
---|
3553 | }
|
---|
3554 |
|
---|
3555 | return VINF_SUCCESS;
|
---|
3556 | }
|
---|
3557 |
|
---|
3558 |
|
---|
3559 | /**
|
---|
3560 | * @callback_method_impl{FNDBGCCMD,
|
---|
3561 | * The 'da'\, 'dq'\, 'dqs'\, 'dd'\, 'dds'\, 'dw'\, 'db'\, 'dp'\, 'dps'\,
|
---|
3562 | * and 'du' commands.}
|
---|
3563 | */
|
---|
3564 | static DECLCALLBACK(int) dbgcCmdDumpMem(PCDBGCCMD pCmd, PDBGCCMDHLP pCmdHlp, PUVM pUVM, PCDBGCVAR paArgs, unsigned cArgs)
|
---|
3565 | {
|
---|
3566 | PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
|
---|
3567 |
|
---|
3568 | /*
|
---|
3569 | * Validate input.
|
---|
3570 | */
|
---|
3571 | DBGC_CMDHLP_ASSERT_PARSER_RET(pCmdHlp, pCmd, 0, cArgs <= 1);
|
---|
3572 | if (cArgs == 1)
|
---|
3573 | DBGC_CMDHLP_ASSERT_PARSER_RET(pCmdHlp, pCmd, 0, DBGCVAR_ISPOINTER(paArgs[0].enmType));
|
---|
3574 | DBGC_CMDHLP_REQ_UVM_RET(pCmdHlp, pCmd, pUVM);
|
---|
3575 |
|
---|
3576 | #define DBGC_DUMP_MEM_F_ASCII RT_BIT_32(31)
|
---|
3577 | #define DBGC_DUMP_MEM_F_UNICODE RT_BIT_32(30)
|
---|
3578 | #define DBGC_DUMP_MEM_F_FAR RT_BIT_32(29)
|
---|
3579 | #define DBGC_DUMP_MEM_F_SYMBOLS RT_BIT_32(28)
|
---|
3580 | #define DBGC_DUMP_MEM_F_SIZE UINT32_C(0x0000ffff)
|
---|
3581 |
|
---|
3582 | /*
|
---|
3583 | * Figure out the element size.
|
---|
3584 | */
|
---|
3585 | unsigned cbElement;
|
---|
3586 | bool fAscii = false;
|
---|
3587 | bool fUnicode = false;
|
---|
3588 | bool fFar = false;
|
---|
3589 | bool fSymbols = pCmd->pszCmd[1] && pCmd->pszCmd[2] == 's';
|
---|
3590 | switch (pCmd->pszCmd[1])
|
---|
3591 | {
|
---|
3592 | default:
|
---|
3593 | case 'b': cbElement = 1; break;
|
---|
3594 | case 'w': cbElement = 2; break;
|
---|
3595 | case 'd': cbElement = 4; break;
|
---|
3596 | case 'q': cbElement = 8; break;
|
---|
3597 | case 'a':
|
---|
3598 | cbElement = 1;
|
---|
3599 | fAscii = true;
|
---|
3600 | break;
|
---|
3601 | case 'F':
|
---|
3602 | cbElement = 4;
|
---|
3603 | fFar = true;
|
---|
3604 | break;
|
---|
3605 | case 'p':
|
---|
3606 | cbElement = DBGFR3CpuIsIn64BitCode(pUVM, pDbgc->idCpu) ? 8 : 4;
|
---|
3607 | break;
|
---|
3608 | case 'u':
|
---|
3609 | cbElement = 2;
|
---|
3610 | fUnicode = true;
|
---|
3611 | break;
|
---|
3612 | case '\0':
|
---|
3613 | fAscii = RT_BOOL(pDbgc->cbDumpElement & DBGC_DUMP_MEM_F_ASCII);
|
---|
3614 | fSymbols = RT_BOOL(pDbgc->cbDumpElement & DBGC_DUMP_MEM_F_SYMBOLS);
|
---|
3615 | fUnicode = RT_BOOL(pDbgc->cbDumpElement & DBGC_DUMP_MEM_F_UNICODE);
|
---|
3616 | fFar = RT_BOOL(pDbgc->cbDumpElement & DBGC_DUMP_MEM_F_FAR);
|
---|
3617 | cbElement = pDbgc->cbDumpElement & DBGC_DUMP_MEM_F_SIZE;
|
---|
3618 | if (!cbElement)
|
---|
3619 | cbElement = 1;
|
---|
3620 | break;
|
---|
3621 | }
|
---|
3622 | uint32_t const cbDumpElement = cbElement
|
---|
3623 | | (fSymbols ? DBGC_DUMP_MEM_F_SYMBOLS : 0)
|
---|
3624 | | (fFar ? DBGC_DUMP_MEM_F_FAR : 0)
|
---|
3625 | | (fUnicode ? DBGC_DUMP_MEM_F_UNICODE : 0)
|
---|
3626 | | (fAscii ? DBGC_DUMP_MEM_F_ASCII : 0);
|
---|
3627 | pDbgc->cbDumpElement = cbDumpElement;
|
---|
3628 |
|
---|
3629 | /*
|
---|
3630 | * Find address.
|
---|
3631 | */
|
---|
3632 | if (!cArgs)
|
---|
3633 | pDbgc->DumpPos.enmRangeType = DBGCVAR_RANGE_NONE;
|
---|
3634 | else
|
---|
3635 | pDbgc->DumpPos = paArgs[0];
|
---|
3636 |
|
---|
3637 | /*
|
---|
3638 | * Range.
|
---|
3639 | */
|
---|
3640 | switch (pDbgc->DumpPos.enmRangeType)
|
---|
3641 | {
|
---|
3642 | case DBGCVAR_RANGE_NONE:
|
---|
3643 | pDbgc->DumpPos.enmRangeType = DBGCVAR_RANGE_BYTES;
|
---|
3644 | pDbgc->DumpPos.u64Range = 0x60;
|
---|
3645 | break;
|
---|
3646 |
|
---|
3647 | case DBGCVAR_RANGE_ELEMENTS:
|
---|
3648 | if (pDbgc->DumpPos.u64Range > 2048)
|
---|
3649 | return DBGCCmdHlpPrintf(pCmdHlp, "error: Too many elements requested. Max is 2048 elements.\n");
|
---|
3650 | pDbgc->DumpPos.enmRangeType = DBGCVAR_RANGE_BYTES;
|
---|
3651 | pDbgc->DumpPos.u64Range = (cbElement ? cbElement : 1) * pDbgc->DumpPos.u64Range;
|
---|
3652 | break;
|
---|
3653 |
|
---|
3654 | case DBGCVAR_RANGE_BYTES:
|
---|
3655 | if (pDbgc->DumpPos.u64Range > 65536)
|
---|
3656 | return DBGCCmdHlpPrintf(pCmdHlp, "error: The requested range is too big. Max is 64KB.\n");
|
---|
3657 | break;
|
---|
3658 |
|
---|
3659 | default:
|
---|
3660 | return DBGCCmdHlpPrintf(pCmdHlp, "internal error: Unknown range type %d.\n", pDbgc->DumpPos.enmRangeType);
|
---|
3661 | }
|
---|
3662 |
|
---|
3663 | pDbgc->pLastPos = &pDbgc->DumpPos;
|
---|
3664 |
|
---|
3665 | /*
|
---|
3666 | * Do the dumping.
|
---|
3667 | */
|
---|
3668 | int cbLeft = (int)pDbgc->DumpPos.u64Range;
|
---|
3669 | uint8_t u16Prev = '\0';
|
---|
3670 | for (;;)
|
---|
3671 | {
|
---|
3672 | /*
|
---|
3673 | * Read memory.
|
---|
3674 | */
|
---|
3675 | char achBuffer[16];
|
---|
3676 | size_t cbReq = RT_MIN((int)sizeof(achBuffer), cbLeft);
|
---|
3677 | size_t cb = RT_MIN((int)sizeof(achBuffer), cbLeft);
|
---|
3678 | int rc = pCmdHlp->pfnMemRead(pCmdHlp, &achBuffer, cbReq, &pDbgc->DumpPos, &cb);
|
---|
3679 | if (RT_FAILURE(rc))
|
---|
3680 | {
|
---|
3681 | if (u16Prev && u16Prev != '\n')
|
---|
3682 | DBGCCmdHlpPrintf(pCmdHlp, "\n");
|
---|
3683 | return pCmdHlp->pfnVBoxError(pCmdHlp, rc, "Reading memory at %DV.\n", &pDbgc->DumpPos);
|
---|
3684 | }
|
---|
3685 |
|
---|
3686 | /*
|
---|
3687 | * Display it.
|
---|
3688 | */
|
---|
3689 | memset(&achBuffer[cb], 0, sizeof(achBuffer) - cb);
|
---|
3690 | if (!fAscii && !fUnicode)
|
---|
3691 | {
|
---|
3692 | DBGCCmdHlpPrintf(pCmdHlp, "%DV:", &pDbgc->DumpPos);
|
---|
3693 | unsigned i;
|
---|
3694 | for (i = 0; i < cb; i += cbElement)
|
---|
3695 | {
|
---|
3696 | const char *pszSpace = " ";
|
---|
3697 | if (cbElement <= 2 && i == 8)
|
---|
3698 | pszSpace = "-";
|
---|
3699 | switch (cbElement)
|
---|
3700 | {
|
---|
3701 | case 1:
|
---|
3702 | DBGCCmdHlpPrintf(pCmdHlp, "%s%02x", pszSpace, *(uint8_t *)&achBuffer[i]);
|
---|
3703 | break;
|
---|
3704 | case 2:
|
---|
3705 | DBGCCmdHlpPrintf(pCmdHlp, "%s%04x", pszSpace, *(uint16_t *)&achBuffer[i]);
|
---|
3706 | break;
|
---|
3707 | case 4:
|
---|
3708 | if (!fFar)
|
---|
3709 | DBGCCmdHlpPrintf(pCmdHlp, "%s%08x", pszSpace, *(uint32_t *)&achBuffer[i]);
|
---|
3710 | else
|
---|
3711 | DBGCCmdHlpPrintf(pCmdHlp, "%s%04x:%04x:",
|
---|
3712 | pszSpace, *(uint16_t *)&achBuffer[i + 2], *(uint16_t *)&achBuffer[i]);
|
---|
3713 | break;
|
---|
3714 | case 8:
|
---|
3715 | DBGCCmdHlpPrintf(pCmdHlp, "%s%016llx", pszSpace, *(uint64_t *)&achBuffer[i]);
|
---|
3716 | break;
|
---|
3717 | }
|
---|
3718 |
|
---|
3719 | if (fSymbols)
|
---|
3720 | {
|
---|
3721 | /* Try lookup symbol for the above address. */
|
---|
3722 | DBGFADDRESS Addr;
|
---|
3723 | rc = VINF_SUCCESS;
|
---|
3724 | if (cbElement == 8)
|
---|
3725 | DBGFR3AddrFromFlat(pDbgc->pUVM, &Addr, *(uint64_t *)&achBuffer[i]);
|
---|
3726 | else if (!fFar)
|
---|
3727 | DBGFR3AddrFromFlat(pDbgc->pUVM, &Addr, *(uint32_t *)&achBuffer[i]);
|
---|
3728 | else
|
---|
3729 | rc = DBGFR3AddrFromSelOff(pDbgc->pUVM, pDbgc->idCpu, &Addr,
|
---|
3730 | *(uint16_t *)&achBuffer[i + 2], *(uint16_t *)&achBuffer[i]);
|
---|
3731 | if (RT_SUCCESS(rc))
|
---|
3732 | {
|
---|
3733 | RTINTPTR offDisp;
|
---|
3734 | RTDBGSYMBOL Symbol;
|
---|
3735 | rc = DBGFR3AsSymbolByAddr(pUVM, pDbgc->hDbgAs, &Addr,
|
---|
3736 | RTDBGSYMADDR_FLAGS_LESS_OR_EQUAL | RTDBGSYMADDR_FLAGS_SKIP_ABS_IN_DEFERRED,
|
---|
3737 | &offDisp, &Symbol, NULL);
|
---|
3738 | if (RT_SUCCESS(rc))
|
---|
3739 | {
|
---|
3740 | if (!offDisp)
|
---|
3741 | rc = DBGCCmdHlpPrintf(pCmdHlp, " %s", Symbol.szName);
|
---|
3742 | else if (offDisp > 0)
|
---|
3743 | rc = DBGCCmdHlpPrintf(pCmdHlp, " %s + %RGv", Symbol.szName, offDisp);
|
---|
3744 | else
|
---|
3745 | rc = DBGCCmdHlpPrintf(pCmdHlp, " %s - %RGv", Symbol.szName, -offDisp);
|
---|
3746 | if (Symbol.cb > 0)
|
---|
3747 | rc = DBGCCmdHlpPrintf(pCmdHlp, " (LB %RGv)", Symbol.cb);
|
---|
3748 | }
|
---|
3749 | }
|
---|
3750 |
|
---|
3751 | /* Next line prefix. */
|
---|
3752 | unsigned iNext = i + cbElement;
|
---|
3753 | if (iNext < cb)
|
---|
3754 | {
|
---|
3755 | DBGCVAR TmpPos = pDbgc->DumpPos;
|
---|
3756 | DBGCCmdHlpEval(pCmdHlp, &TmpPos, "(%Dv) + %x", &pDbgc->DumpPos, iNext);
|
---|
3757 | DBGCCmdHlpPrintf(pCmdHlp, "\n%DV:", &pDbgc->DumpPos);
|
---|
3758 | }
|
---|
3759 | }
|
---|
3760 | }
|
---|
3761 |
|
---|
3762 | /* Chars column. */
|
---|
3763 | if (cbElement == 1)
|
---|
3764 | {
|
---|
3765 | while (i++ < sizeof(achBuffer))
|
---|
3766 | DBGCCmdHlpPrintf(pCmdHlp, " ");
|
---|
3767 | DBGCCmdHlpPrintf(pCmdHlp, " ");
|
---|
3768 | for (i = 0; i < cb; i += cbElement)
|
---|
3769 | {
|
---|
3770 | uint8_t u8 = *(uint8_t *)&achBuffer[i];
|
---|
3771 | if (RT_C_IS_PRINT(u8) && u8 < 127 && u8 >= 32)
|
---|
3772 | DBGCCmdHlpPrintf(pCmdHlp, "%c", u8);
|
---|
3773 | else
|
---|
3774 | DBGCCmdHlpPrintf(pCmdHlp, ".");
|
---|
3775 | }
|
---|
3776 | }
|
---|
3777 | rc = DBGCCmdHlpPrintf(pCmdHlp, "\n");
|
---|
3778 | }
|
---|
3779 | else
|
---|
3780 | {
|
---|
3781 | /*
|
---|
3782 | * We print up to the first zero and stop there.
|
---|
3783 | * Only printables + '\t' and '\n' are printed.
|
---|
3784 | */
|
---|
3785 | if (!u16Prev)
|
---|
3786 | DBGCCmdHlpPrintf(pCmdHlp, "%DV:\n", &pDbgc->DumpPos);
|
---|
3787 | uint16_t u16 = '\0';
|
---|
3788 | unsigned i;
|
---|
3789 | for (i = 0; i < cb; i += cbElement)
|
---|
3790 | {
|
---|
3791 | u16Prev = u16;
|
---|
3792 | if (cbElement == 1)
|
---|
3793 | u16 = *(uint8_t *)&achBuffer[i];
|
---|
3794 | else
|
---|
3795 | u16 = *(uint16_t *)&achBuffer[i];
|
---|
3796 | if ( u16 < 127
|
---|
3797 | && ( (RT_C_IS_PRINT(u16) && u16 >= 32)
|
---|
3798 | || u16 == '\t'
|
---|
3799 | || u16 == '\n'))
|
---|
3800 | DBGCCmdHlpPrintf(pCmdHlp, "%c", (int)u16);
|
---|
3801 | else if (!u16)
|
---|
3802 | break;
|
---|
3803 | else
|
---|
3804 | DBGCCmdHlpPrintf(pCmdHlp, "\\x%0*x", cbElement * 2, u16);
|
---|
3805 | }
|
---|
3806 | if (u16 == '\0')
|
---|
3807 | cb = cbLeft = i + 1;
|
---|
3808 | if (cbLeft - cb <= 0 && u16Prev != '\n')
|
---|
3809 | DBGCCmdHlpPrintf(pCmdHlp, "\n");
|
---|
3810 | }
|
---|
3811 |
|
---|
3812 | /*
|
---|
3813 | * Advance
|
---|
3814 | */
|
---|
3815 | cbLeft -= (int)cb;
|
---|
3816 | rc = DBGCCmdHlpEval(pCmdHlp, &pDbgc->DumpPos, "(%Dv) + %x", &pDbgc->DumpPos, cb);
|
---|
3817 | if (RT_FAILURE(rc))
|
---|
3818 | return pCmdHlp->pfnVBoxError(pCmdHlp, rc, "Expression: (%Dv) + %x\n", &pDbgc->DumpPos, cb);
|
---|
3819 | if (cbLeft <= 0)
|
---|
3820 | break;
|
---|
3821 | }
|
---|
3822 |
|
---|
3823 | NOREF(pCmd);
|
---|
3824 | return VINF_SUCCESS;
|
---|
3825 | }
|
---|
3826 |
|
---|
3827 |
|
---|
3828 | /**
|
---|
3829 | * Best guess at which paging mode currently applies to the guest
|
---|
3830 | * paging structures.
|
---|
3831 | *
|
---|
3832 | * This have to come up with a decent answer even when the guest
|
---|
3833 | * is in non-paged protected mode or real mode.
|
---|
3834 | *
|
---|
3835 | * @returns cr3.
|
---|
3836 | * @param pDbgc The DBGC instance.
|
---|
3837 | * @param pfPAE Where to store the page address extension indicator.
|
---|
3838 | * @param pfLME Where to store the long mode enabled indicator.
|
---|
3839 | * @param pfPSE Where to store the page size extension indicator.
|
---|
3840 | * @param pfPGE Where to store the page global enabled indicator.
|
---|
3841 | * @param pfNXE Where to store the no-execution enabled indicator.
|
---|
3842 | */
|
---|
3843 | static RTGCPHYS dbgcGetGuestPageMode(PDBGC pDbgc, bool *pfPAE, bool *pfLME, bool *pfPSE, bool *pfPGE, bool *pfNXE)
|
---|
3844 | {
|
---|
3845 | #if defined(VBOX_VMM_TARGET_ARMV8)
|
---|
3846 | AssertReleaseFailed();
|
---|
3847 | RT_NOREF(pDbgc, pfPAE, pfLME, pfPSE, pfPGE, pfNXE);
|
---|
3848 | return ~(RTGCPHYS)0;
|
---|
3849 | #else
|
---|
3850 | PVMCPU pVCpu = VMMR3GetCpuByIdU(pDbgc->pUVM, pDbgc->idCpu);
|
---|
3851 | RTGCUINTREG cr4 = CPUMGetGuestCR4(pVCpu);
|
---|
3852 | *pfPSE = !!(cr4 & X86_CR4_PSE);
|
---|
3853 | *pfPGE = !!(cr4 & X86_CR4_PGE);
|
---|
3854 | if (cr4 & X86_CR4_PAE)
|
---|
3855 | {
|
---|
3856 | *pfPSE = true;
|
---|
3857 | *pfPAE = true;
|
---|
3858 | }
|
---|
3859 | else
|
---|
3860 | *pfPAE = false;
|
---|
3861 |
|
---|
3862 | *pfLME = CPUMGetGuestMode(pVCpu) == CPUMMODE_LONG;
|
---|
3863 | *pfNXE = false; /* GUEST64 GUESTNX */
|
---|
3864 | return CPUMGetGuestCR3(pVCpu);
|
---|
3865 | #endif
|
---|
3866 | }
|
---|
3867 |
|
---|
3868 |
|
---|
3869 | /**
|
---|
3870 | * Determine the shadow paging mode.
|
---|
3871 | *
|
---|
3872 | * @returns cr3.
|
---|
3873 | * @param pDbgc The DBGC instance.
|
---|
3874 | * @param pfPAE Where to store the page address extension indicator.
|
---|
3875 | * @param pfLME Where to store the long mode enabled indicator.
|
---|
3876 | * @param pfPSE Where to store the page size extension indicator.
|
---|
3877 | * @param pfPGE Where to store the page global enabled indicator.
|
---|
3878 | * @param pfNXE Where to store the no-execution enabled indicator.
|
---|
3879 | */
|
---|
3880 | static RTHCPHYS dbgcGetShadowPageMode(PDBGC pDbgc, bool *pfPAE, bool *pfLME, bool *pfPSE, bool *pfPGE, bool *pfNXE)
|
---|
3881 | {
|
---|
3882 | #if defined(VBOX_VMM_TARGET_ARMV8)
|
---|
3883 | RT_NOREF(pDbgc, pfPAE, pfLME, pfPSE, pfPGE, pfNXE);
|
---|
3884 | AssertReleaseFailed();
|
---|
3885 | return ~(RTHCPHYS)0;
|
---|
3886 | #else
|
---|
3887 | PVMCPU pVCpu = VMMR3GetCpuByIdU(pDbgc->pUVM, pDbgc->idCpu);
|
---|
3888 |
|
---|
3889 | *pfPSE = true;
|
---|
3890 | *pfPGE = false;
|
---|
3891 | switch (PGMGetShadowMode(pVCpu))
|
---|
3892 | {
|
---|
3893 | default:
|
---|
3894 | case PGMMODE_32_BIT:
|
---|
3895 | *pfPAE = *pfLME = *pfNXE = false;
|
---|
3896 | break;
|
---|
3897 | case PGMMODE_PAE:
|
---|
3898 | *pfLME = *pfNXE = false;
|
---|
3899 | *pfPAE = true;
|
---|
3900 | break;
|
---|
3901 | case PGMMODE_PAE_NX:
|
---|
3902 | *pfLME = false;
|
---|
3903 | *pfPAE = *pfNXE = true;
|
---|
3904 | break;
|
---|
3905 | case PGMMODE_AMD64:
|
---|
3906 | *pfNXE = false;
|
---|
3907 | *pfPAE = *pfLME = true;
|
---|
3908 | break;
|
---|
3909 | case PGMMODE_AMD64_NX:
|
---|
3910 | *pfPAE = *pfLME = *pfNXE = true;
|
---|
3911 | break;
|
---|
3912 | }
|
---|
3913 | return PGMGetHyperCR3(pVCpu);
|
---|
3914 | #endif
|
---|
3915 | }
|
---|
3916 |
|
---|
3917 |
|
---|
3918 | /**
|
---|
3919 | * @callback_method_impl{FNDBGCCMD,
|
---|
3920 | * The 'dpd'\, 'dpda'\, 'dpdb'\, 'dpdg' and 'dpdh' commands.}
|
---|
3921 | */
|
---|
3922 | static DECLCALLBACK(int) dbgcCmdDumpPageDir(PCDBGCCMD pCmd, PDBGCCMDHLP pCmdHlp, PUVM pUVM, PCDBGCVAR paArgs, unsigned cArgs)
|
---|
3923 | {
|
---|
3924 | PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
|
---|
3925 |
|
---|
3926 | /*
|
---|
3927 | * Validate input.
|
---|
3928 | */
|
---|
3929 | DBGC_CMDHLP_ASSERT_PARSER_RET(pCmdHlp, pCmd, 0, cArgs <= 1);
|
---|
3930 | if (cArgs == 1 && pCmd->pszCmd[3] == 'a')
|
---|
3931 | DBGC_CMDHLP_ASSERT_PARSER_RET(pCmdHlp, pCmd, 0, DBGCVAR_ISPOINTER(paArgs[0].enmType));
|
---|
3932 | if (cArgs == 1 && pCmd->pszCmd[3] != 'a')
|
---|
3933 | DBGC_CMDHLP_ASSERT_PARSER_RET(pCmdHlp, pCmd, 0, paArgs[0].enmType == DBGCVAR_TYPE_NUMBER
|
---|
3934 | || DBGCVAR_ISPOINTER(paArgs[0].enmType));
|
---|
3935 | DBGC_CMDHLP_REQ_UVM_RET(pCmdHlp, pCmd, pUVM);
|
---|
3936 |
|
---|
3937 | /*
|
---|
3938 | * Guest or shadow page directories? Get the paging parameters.
|
---|
3939 | */
|
---|
3940 | bool fGuest = pCmd->pszCmd[3] != 'h';
|
---|
3941 | if (!pCmd->pszCmd[3] || pCmd->pszCmd[3] == 'a')
|
---|
3942 | fGuest = paArgs[0].enmType == DBGCVAR_TYPE_NUMBER ? true : DBGCVAR_ISGCPOINTER(paArgs[0].enmType);
|
---|
3943 |
|
---|
3944 | bool fPAE, fLME, fPSE, fPGE, fNXE;
|
---|
3945 | uint64_t cr3 = fGuest
|
---|
3946 | ? dbgcGetGuestPageMode(pDbgc, &fPAE, &fLME, &fPSE, &fPGE, &fNXE)
|
---|
3947 | : dbgcGetShadowPageMode(pDbgc, &fPAE, &fLME, &fPSE, &fPGE, &fNXE);
|
---|
3948 | const unsigned cbEntry = fPAE ? sizeof(X86PTEPAE) : sizeof(X86PTE);
|
---|
3949 |
|
---|
3950 | /*
|
---|
3951 | * Setup default argument if none was specified.
|
---|
3952 | * Fix address / index confusion.
|
---|
3953 | */
|
---|
3954 | DBGCVAR VarDefault;
|
---|
3955 | if (!cArgs)
|
---|
3956 | {
|
---|
3957 | if (pCmd->pszCmd[3] == 'a')
|
---|
3958 | {
|
---|
3959 | if (fLME || fPAE)
|
---|
3960 | return DBGCCmdHlpPrintf(pCmdHlp, "Default argument for 'dpda' hasn't been fully implemented yet. Try with an address or use one of the other commands.\n");
|
---|
3961 | if (fGuest)
|
---|
3962 | DBGCVAR_INIT_GC_PHYS(&VarDefault, cr3);
|
---|
3963 | else
|
---|
3964 | DBGCVAR_INIT_HC_PHYS(&VarDefault, cr3);
|
---|
3965 | }
|
---|
3966 | else
|
---|
3967 | DBGCVAR_INIT_GC_FLAT(&VarDefault, 0);
|
---|
3968 | paArgs = &VarDefault;
|
---|
3969 | cArgs = 1;
|
---|
3970 | }
|
---|
3971 | else if (paArgs[0].enmType == DBGCVAR_TYPE_NUMBER)
|
---|
3972 | {
|
---|
3973 | /* If it's a number (not an address), it's an index, so convert it to an address. */
|
---|
3974 | Assert(pCmd->pszCmd[3] != 'a');
|
---|
3975 | VarDefault = paArgs[0];
|
---|
3976 | if (fPAE)
|
---|
3977 | return DBGCCmdHlpPrintf(pCmdHlp, "PDE indexing is only implemented for 32-bit paging.\n");
|
---|
3978 | if (VarDefault.u.u64Number >= GUEST_PAGE_SIZE / cbEntry)
|
---|
3979 | return DBGCCmdHlpPrintf(pCmdHlp, "PDE index is out of range [0..%d].\n", GUEST_PAGE_SIZE / cbEntry - 1);
|
---|
3980 | VarDefault.u.u64Number <<= X86_PD_SHIFT;
|
---|
3981 | VarDefault.enmType = DBGCVAR_TYPE_GC_FLAT;
|
---|
3982 | paArgs = &VarDefault;
|
---|
3983 | }
|
---|
3984 |
|
---|
3985 | /*
|
---|
3986 | * Locate the PDE to start displaying at.
|
---|
3987 | *
|
---|
3988 | * The 'dpda' command takes the address of a PDE, while the others are guest
|
---|
3989 | * virtual address which PDEs should be displayed. So, 'dpda' is rather simple
|
---|
3990 | * while the others require us to do all the tedious walking thru the paging
|
---|
3991 | * hierarchy to find the intended PDE.
|
---|
3992 | */
|
---|
3993 | unsigned iEntry = ~0U; /* The page directory index. ~0U for 'dpta'. */
|
---|
3994 | DBGCVAR VarGCPtr = { NULL, }; /* The GC address corresponding to the current PDE (iEntry != ~0U). */
|
---|
3995 | DBGCVAR VarPDEAddr; /* The address of the current PDE. */
|
---|
3996 | unsigned cEntries; /* The number of entries to display. */
|
---|
3997 | unsigned cEntriesMax; /* The max number of entries to display. */
|
---|
3998 | int rc;
|
---|
3999 | if (pCmd->pszCmd[3] == 'a')
|
---|
4000 | {
|
---|
4001 | VarPDEAddr = paArgs[0];
|
---|
4002 | switch (VarPDEAddr.enmRangeType)
|
---|
4003 | {
|
---|
4004 | case DBGCVAR_RANGE_BYTES: cEntries = VarPDEAddr.u64Range / cbEntry; break;
|
---|
4005 | case DBGCVAR_RANGE_ELEMENTS: cEntries = VarPDEAddr.u64Range; break;
|
---|
4006 | default: cEntries = 10; break;
|
---|
4007 | }
|
---|
4008 | cEntriesMax = GUEST_PAGE_SIZE / cbEntry;
|
---|
4009 | }
|
---|
4010 | else
|
---|
4011 | {
|
---|
4012 | /*
|
---|
4013 | * Determine the range.
|
---|
4014 | */
|
---|
4015 | switch (paArgs[0].enmRangeType)
|
---|
4016 | {
|
---|
4017 | case DBGCVAR_RANGE_BYTES: cEntries = paArgs[0].u64Range / GUEST_PAGE_SIZE; break;
|
---|
4018 | case DBGCVAR_RANGE_ELEMENTS: cEntries = paArgs[0].u64Range; break;
|
---|
4019 | default: cEntries = 10; break;
|
---|
4020 | }
|
---|
4021 |
|
---|
4022 | /*
|
---|
4023 | * Normalize the input address, it must be a flat GC address.
|
---|
4024 | */
|
---|
4025 | rc = DBGCCmdHlpEval(pCmdHlp, &VarGCPtr, "%%(%Dv)", &paArgs[0]);
|
---|
4026 | if (RT_FAILURE(rc))
|
---|
4027 | return DBGCCmdHlpVBoxError(pCmdHlp, rc, "%%(%Dv)", &paArgs[0]);
|
---|
4028 | if (VarGCPtr.enmType == DBGCVAR_TYPE_HC_FLAT)
|
---|
4029 | {
|
---|
4030 | VarGCPtr.u.GCFlat = (uintptr_t)VarGCPtr.u.pvHCFlat;
|
---|
4031 | VarGCPtr.enmType = DBGCVAR_TYPE_GC_FLAT;
|
---|
4032 | }
|
---|
4033 | if (fPAE)
|
---|
4034 | VarGCPtr.u.GCFlat &= ~(((RTGCPTR)1 << X86_PD_PAE_SHIFT) - 1);
|
---|
4035 | else
|
---|
4036 | VarGCPtr.u.GCFlat &= ~(((RTGCPTR)1 << X86_PD_SHIFT) - 1);
|
---|
4037 |
|
---|
4038 | /*
|
---|
4039 | * Do the paging walk until we get to the page directory.
|
---|
4040 | */
|
---|
4041 | DBGCVAR VarCur;
|
---|
4042 | if (fGuest)
|
---|
4043 | DBGCVAR_INIT_GC_PHYS(&VarCur, cr3);
|
---|
4044 | else
|
---|
4045 | DBGCVAR_INIT_HC_PHYS(&VarCur, cr3);
|
---|
4046 | if (fLME)
|
---|
4047 | {
|
---|
4048 | /* Page Map Level 4 Lookup. */
|
---|
4049 | /* Check if it's a valid address first? */
|
---|
4050 | VarCur.u.u64Number &= X86_PTE_PAE_PG_MASK;
|
---|
4051 | VarCur.u.u64Number += (((uint64_t)VarGCPtr.u.GCFlat >> X86_PML4_SHIFT) & X86_PML4_MASK) * sizeof(X86PML4E);
|
---|
4052 | X86PML4E Pml4e;
|
---|
4053 | rc = pCmdHlp->pfnMemRead(pCmdHlp, &Pml4e, sizeof(Pml4e), &VarCur, NULL);
|
---|
4054 | if (RT_FAILURE(rc))
|
---|
4055 | return DBGCCmdHlpVBoxError(pCmdHlp, rc, "Reading PML4E memory at %DV.\n", &VarCur);
|
---|
4056 | if (!Pml4e.n.u1Present)
|
---|
4057 | return DBGCCmdHlpPrintf(pCmdHlp, "Page directory pointer table is not present for %Dv.\n", &VarGCPtr);
|
---|
4058 |
|
---|
4059 | VarCur.u.u64Number = Pml4e.u & X86_PML4E_PG_MASK;
|
---|
4060 | Assert(fPAE);
|
---|
4061 | }
|
---|
4062 | if (fPAE)
|
---|
4063 | {
|
---|
4064 | /* Page directory pointer table. */
|
---|
4065 | X86PDPE Pdpe;
|
---|
4066 | VarCur.u.u64Number += ((VarGCPtr.u.GCFlat >> X86_PDPT_SHIFT) & X86_PDPT_MASK_PAE) * sizeof(Pdpe);
|
---|
4067 | rc = pCmdHlp->pfnMemRead(pCmdHlp, &Pdpe, sizeof(Pdpe), &VarCur, NULL);
|
---|
4068 | if (RT_FAILURE(rc))
|
---|
4069 | return DBGCCmdHlpVBoxError(pCmdHlp, rc, "Reading PDPE memory at %DV.\n", &VarCur);
|
---|
4070 | if (!Pdpe.n.u1Present)
|
---|
4071 | return DBGCCmdHlpPrintf(pCmdHlp, "Page directory is not present for %Dv.\n", &VarGCPtr);
|
---|
4072 |
|
---|
4073 | iEntry = (VarGCPtr.u.GCFlat >> X86_PD_PAE_SHIFT) & X86_PD_PAE_MASK;
|
---|
4074 | VarPDEAddr = VarCur;
|
---|
4075 | VarPDEAddr.u.u64Number = Pdpe.u & X86_PDPE_PG_MASK;
|
---|
4076 | VarPDEAddr.u.u64Number += iEntry * sizeof(X86PDEPAE);
|
---|
4077 | }
|
---|
4078 | else
|
---|
4079 | {
|
---|
4080 | /* 32-bit legacy - CR3 == page directory. */
|
---|
4081 | iEntry = (VarGCPtr.u.GCFlat >> X86_PD_SHIFT) & X86_PD_MASK;
|
---|
4082 | VarPDEAddr = VarCur;
|
---|
4083 | VarPDEAddr.u.u64Number += iEntry * sizeof(X86PDE);
|
---|
4084 | }
|
---|
4085 | cEntriesMax = (GUEST_PAGE_SIZE - iEntry) / cbEntry;
|
---|
4086 | }
|
---|
4087 |
|
---|
4088 | /* adjust cEntries */
|
---|
4089 | cEntries = RT_MAX(1, cEntries);
|
---|
4090 | cEntries = RT_MIN(cEntries, cEntriesMax);
|
---|
4091 |
|
---|
4092 | /*
|
---|
4093 | * The display loop.
|
---|
4094 | */
|
---|
4095 | DBGCCmdHlpPrintf(pCmdHlp, iEntry != ~0U ? "%DV (index %#x):\n" : "%DV:\n",
|
---|
4096 | &VarPDEAddr, iEntry);
|
---|
4097 | do
|
---|
4098 | {
|
---|
4099 | /*
|
---|
4100 | * Read.
|
---|
4101 | */
|
---|
4102 | X86PDEPAE Pde;
|
---|
4103 | Pde.u = 0;
|
---|
4104 | rc = pCmdHlp->pfnMemRead(pCmdHlp, &Pde, cbEntry, &VarPDEAddr, NULL);
|
---|
4105 | if (RT_FAILURE(rc))
|
---|
4106 | return pCmdHlp->pfnVBoxError(pCmdHlp, rc, "Reading PDE memory at %DV.\n", &VarPDEAddr);
|
---|
4107 |
|
---|
4108 | /*
|
---|
|
---|