1 | /* $Id: PDMDriver.cpp 91860 2021-10-20 08:53:19Z vboxsync $ */
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2 | /** @file
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3 | * PDM - Pluggable Device and Driver Manager, Driver parts.
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4 | */
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5 |
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6 | /*
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7 | * Copyright (C) 2006-2020 Oracle Corporation
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8 | *
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9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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10 | * available from http://www.virtualbox.org. This file is free software;
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11 | * you can redistribute it and/or modify it under the terms of the GNU
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12 | * General Public License (GPL) as published by the Free Software
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13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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16 | */
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17 |
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18 |
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19 | /*********************************************************************************************************************************
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20 | * Header Files *
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21 | *********************************************************************************************************************************/
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22 | #define LOG_GROUP LOG_GROUP_PDM_DRIVER
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23 | #include "PDMInternal.h"
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24 | #include <VBox/vmm/pdm.h>
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25 | #include <VBox/vmm/mm.h>
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26 | #include <VBox/vmm/cfgm.h>
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27 | #include <VBox/vmm/hm.h>
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28 | #include <VBox/vmm/vmm.h>
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29 | #include <VBox/sup.h>
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30 | #include <VBox/vmm/vmcc.h>
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31 |
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32 | #include <VBox/version.h>
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33 | #include <VBox/err.h>
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34 |
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35 | #include <VBox/log.h>
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36 | #include <iprt/assert.h>
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37 | #include <iprt/asm.h>
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38 | #include <iprt/ctype.h>
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39 | #include <iprt/mem.h>
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40 | #include <iprt/thread.h>
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41 | #include <iprt/path.h>
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42 | #include <iprt/string.h>
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43 |
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44 |
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45 | /*********************************************************************************************************************************
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46 | * Structures and Typedefs *
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47 | *********************************************************************************************************************************/
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48 | /**
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49 | * Internal callback structure pointer.
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50 | *
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51 | * The main purpose is to define the extra data we associate
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52 | * with PDMDRVREGCB so we can find the VM instance and so on.
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53 | */
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54 | typedef struct PDMDRVREGCBINT
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55 | {
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56 | /** The callback structure. */
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57 | PDMDRVREGCB Core;
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58 | /** A bit of padding. */
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59 | uint32_t u32[4];
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60 | /** VM Handle. */
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61 | PVM pVM;
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62 | /** Pointer to the configuration node the registrations should be
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63 | * associated with. Can be NULL. */
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64 | PCFGMNODE pCfgNode;
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65 | } PDMDRVREGCBINT, *PPDMDRVREGCBINT;
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66 | typedef const PDMDRVREGCBINT *PCPDMDRVREGCBINT;
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67 |
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68 |
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69 | /*********************************************************************************************************************************
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70 | * Internal Functions *
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71 | *********************************************************************************************************************************/
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72 | static DECLCALLBACK(int) pdmR3DrvRegister(PCPDMDRVREGCB pCallbacks, PCPDMDRVREG pReg);
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73 | static int pdmR3DrvLoad(PVM pVM, PPDMDRVREGCBINT pRegCB, const char *pszFilename, const char *pszName);
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74 |
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75 |
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76 | /**
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77 | * Register drivers in a statically linked environment.
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78 | *
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79 | * @returns VBox status code.
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80 | * @param pVM The cross context VM structure.
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81 | * @param pfnCallback Driver registration callback
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82 | */
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83 | VMMR3DECL(int) PDMR3DrvStaticRegistration(PVM pVM, FNPDMVBOXDRIVERSREGISTER pfnCallback)
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84 | {
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85 | /*
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86 | * The registration callbacks.
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87 | */
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88 | PDMDRVREGCBINT RegCB;
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89 | RegCB.Core.u32Version = PDM_DRVREG_CB_VERSION;
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90 | RegCB.Core.pfnRegister = pdmR3DrvRegister;
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91 | RegCB.pVM = pVM;
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92 | RegCB.pCfgNode = NULL;
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93 |
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94 | int rc = pfnCallback(&RegCB.Core, VBOX_VERSION);
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95 | if (RT_FAILURE(rc))
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96 | AssertMsgFailed(("VBoxDriversRegister failed with rc=%Rrc\n", rc));
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97 |
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98 | return rc;
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99 | }
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100 |
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101 |
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102 | /**
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103 | * This function will initialize the drivers for this VM instance.
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104 | *
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105 | * First of all this mean loading the builtin drivers and letting them
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106 | * register themselves. Beyond that any additional driver modules are
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107 | * loaded and called for registration.
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108 | *
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109 | * @returns VBox status code.
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110 | * @param pVM The cross context VM structure.
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111 | */
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112 | int pdmR3DrvInit(PVM pVM)
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113 | {
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114 | LogFlow(("pdmR3DrvInit:\n"));
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115 |
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116 | AssertRelease(!(RT_UOFFSETOF(PDMDRVINS, achInstanceData) & 15));
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117 | PPDMDRVINS pDrvInsAssert; NOREF(pDrvInsAssert);
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118 | AssertCompile(sizeof(pDrvInsAssert->Internal.s) <= sizeof(pDrvInsAssert->Internal.padding));
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119 | AssertRelease(sizeof(pDrvInsAssert->Internal.s) <= sizeof(pDrvInsAssert->Internal.padding));
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120 |
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121 | /*
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122 | * The registration callbacks.
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123 | */
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124 | PDMDRVREGCBINT RegCB;
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125 | RegCB.Core.u32Version = PDM_DRVREG_CB_VERSION;
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126 | RegCB.Core.pfnRegister = pdmR3DrvRegister;
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127 | RegCB.pVM = pVM;
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128 | RegCB.pCfgNode = NULL;
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129 |
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130 | /*
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131 | * Load the builtin module
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132 | */
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133 | PCFGMNODE pDriversNode = CFGMR3GetChild(CFGMR3GetRoot(pVM), "PDM/Drivers");
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134 | bool fLoadBuiltin;
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135 | int rc = CFGMR3QueryBool(pDriversNode, "LoadBuiltin", &fLoadBuiltin);
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136 | if (rc == VERR_CFGM_VALUE_NOT_FOUND || rc == VERR_CFGM_NO_PARENT)
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137 | fLoadBuiltin = true;
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138 | else if (RT_FAILURE(rc))
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139 | {
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140 | AssertMsgFailed(("Configuration error: Querying boolean \"LoadBuiltin\" failed with %Rrc\n", rc));
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141 | return rc;
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142 | }
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143 | if (fLoadBuiltin)
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144 | {
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145 | /* make filename */
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146 | char *pszFilename = pdmR3FileR3("VBoxDD", true /*fShared*/);
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147 | if (!pszFilename)
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148 | return VERR_NO_TMP_MEMORY;
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149 | rc = pdmR3DrvLoad(pVM, &RegCB, pszFilename, "VBoxDD");
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150 | RTMemTmpFree(pszFilename);
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151 | if (RT_FAILURE(rc))
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152 | return rc;
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153 | }
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154 |
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155 | /*
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156 | * Load additional driver modules.
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157 | */
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158 | for (PCFGMNODE pCur = CFGMR3GetFirstChild(pDriversNode); pCur; pCur = CFGMR3GetNextChild(pCur))
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159 | {
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160 | /*
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161 | * Get the name and path.
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162 | */
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163 | char szName[PDMMOD_NAME_LEN];
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164 | rc = CFGMR3GetName(pCur, &szName[0], sizeof(szName));
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165 | if (rc == VERR_CFGM_NOT_ENOUGH_SPACE)
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166 | {
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167 | AssertMsgFailed(("configuration error: The module name is too long, cchName=%zu.\n", CFGMR3GetNameLen(pCur)));
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168 | return VERR_PDM_MODULE_NAME_TOO_LONG;
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169 | }
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170 | else if (RT_FAILURE(rc))
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171 | {
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172 | AssertMsgFailed(("CFGMR3GetName -> %Rrc.\n", rc));
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173 | return rc;
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174 | }
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175 |
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176 | /* the path is optional, if no path the module name + path is used. */
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177 | char szFilename[RTPATH_MAX];
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178 | rc = CFGMR3QueryString(pCur, "Path", &szFilename[0], sizeof(szFilename));
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179 | if (rc == VERR_CFGM_VALUE_NOT_FOUND || rc == VERR_CFGM_NO_PARENT)
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180 | strcpy(szFilename, szName);
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181 | else if (RT_FAILURE(rc))
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182 | {
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183 | AssertMsgFailed(("configuration error: Failure to query the module path, rc=%Rrc.\n", rc));
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184 | return rc;
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185 | }
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186 |
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187 | /* prepend path? */
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188 | if (!RTPathHavePath(szFilename))
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189 | {
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190 | char *psz = pdmR3FileR3(szFilename, false /*fShared*/);
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191 | if (!psz)
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192 | return VERR_NO_TMP_MEMORY;
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193 | size_t cch = strlen(psz) + 1;
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194 | if (cch > sizeof(szFilename))
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195 | {
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196 | RTMemTmpFree(psz);
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197 | AssertMsgFailed(("Filename too long! cch=%d '%s'\n", cch, psz));
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198 | return VERR_FILENAME_TOO_LONG;
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199 | }
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200 | memcpy(szFilename, psz, cch);
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201 | RTMemTmpFree(psz);
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202 | }
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203 |
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204 | /*
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205 | * Load the module and register it's drivers.
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206 | */
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207 | RegCB.pCfgNode = pCur;
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208 | rc = pdmR3DrvLoad(pVM, &RegCB, szFilename, szName);
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209 | if (RT_FAILURE(rc))
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210 | return rc;
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211 | }
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212 |
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213 | LogFlow(("pdmR3DrvInit: returns VINF_SUCCESS\n"));
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214 | return VINF_SUCCESS;
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215 | }
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216 |
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217 |
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218 | /**
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219 | * Loads one driver module and call the registration entry point.
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220 | *
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221 | * @returns VBox status code.
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222 | * @param pVM The cross context VM structure.
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223 | * @param pRegCB The registration callback stuff.
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224 | * @param pszFilename Module filename.
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225 | * @param pszName Module name.
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226 | */
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227 | static int pdmR3DrvLoad(PVM pVM, PPDMDRVREGCBINT pRegCB, const char *pszFilename, const char *pszName)
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228 | {
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229 | /*
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230 | * Load it.
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231 | */
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232 | int rc = pdmR3LoadR3U(pVM->pUVM, pszFilename, pszName);
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233 | if (RT_SUCCESS(rc))
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234 | {
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235 | /*
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236 | * Get the registration export and call it.
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237 | */
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238 | FNPDMVBOXDRIVERSREGISTER *pfnVBoxDriversRegister;
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239 | rc = PDMR3LdrGetSymbolR3(pVM, pszName, "VBoxDriversRegister", (void **)&pfnVBoxDriversRegister);
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240 | if (RT_SUCCESS(rc))
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241 | {
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242 | Log(("PDM: Calling VBoxDriversRegister (%p) of %s (%s)\n", pfnVBoxDriversRegister, pszName, pszFilename));
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243 | rc = pfnVBoxDriversRegister(&pRegCB->Core, VBOX_VERSION);
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244 | if (RT_SUCCESS(rc))
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245 | Log(("PDM: Successfully loaded driver module %s (%s).\n", pszName, pszFilename));
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246 | else
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247 | AssertMsgFailed(("VBoxDriversRegister failed with rc=%Rrc\n", rc));
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248 | }
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249 | else
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250 | {
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251 | AssertMsgFailed(("Failed to locate 'VBoxDriversRegister' in %s (%s) rc=%Rrc\n", pszName, pszFilename, rc));
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252 | if (rc == VERR_SYMBOL_NOT_FOUND)
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253 | rc = VERR_PDM_NO_REGISTRATION_EXPORT;
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254 | }
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255 | }
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256 | else
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257 | AssertMsgFailed(("Failed to load %s (%s) rc=%Rrc!\n", pszName, pszFilename, rc));
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258 | return rc;
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259 | }
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260 |
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261 |
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262 | /** @interface_method_impl{PDMDRVREGCB,pfnRegister} */
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263 | static DECLCALLBACK(int) pdmR3DrvRegister(PCPDMDRVREGCB pCallbacks, PCPDMDRVREG pReg)
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264 | {
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265 | /*
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266 | * Validate the registration structure.
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267 | */
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268 | AssertPtrReturn(pReg, VERR_INVALID_POINTER);
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269 | AssertMsgReturn(pReg->u32Version == PDM_DRVREG_VERSION,
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270 | ("%#x\n", pReg->u32Version),
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271 | VERR_PDM_UNKNOWN_DRVREG_VERSION);
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272 | AssertReturn(pReg->szName[0], VERR_PDM_INVALID_DRIVER_REGISTRATION);
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273 | AssertMsgReturn(RTStrEnd(pReg->szName, sizeof(pReg->szName)),
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274 | ("%.*s\n", sizeof(pReg->szName), pReg->szName),
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275 | VERR_PDM_INVALID_DRIVER_REGISTRATION);
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276 | AssertMsgReturn(pdmR3IsValidName(pReg->szName), ("%.*s\n", sizeof(pReg->szName), pReg->szName),
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277 | VERR_PDM_INVALID_DRIVER_REGISTRATION);
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278 | AssertMsgReturn( !(pReg->fFlags & PDM_DRVREG_FLAGS_R0)
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279 | || ( pReg->szR0Mod[0]
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280 | && RTStrEnd(pReg->szR0Mod, sizeof(pReg->szR0Mod))),
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281 | ("%s: %.*s\n", pReg->szName, sizeof(pReg->szR0Mod), pReg->szR0Mod),
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282 | VERR_PDM_INVALID_DRIVER_REGISTRATION);
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283 | AssertMsgReturn( !(pReg->fFlags & PDM_DRVREG_FLAGS_RC)
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284 | || ( pReg->szRCMod[0]
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285 | && RTStrEnd(pReg->szRCMod, sizeof(pReg->szRCMod))),
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286 | ("%s: %.*s\n", pReg->szName, sizeof(pReg->szRCMod), pReg->szRCMod),
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287 | VERR_PDM_INVALID_DRIVER_REGISTRATION);
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288 | AssertMsgReturn(RT_VALID_PTR(pReg->pszDescription),
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289 | ("%s: %p\n", pReg->szName, pReg->pszDescription),
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290 | VERR_PDM_INVALID_DRIVER_REGISTRATION);
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291 | AssertMsgReturn(!(pReg->fFlags & ~(PDM_DRVREG_FLAGS_HOST_BITS_MASK | PDM_DRVREG_FLAGS_R0 | PDM_DRVREG_FLAGS_RC)),
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292 | ("%s: %#x\n", pReg->szName, pReg->fFlags),
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293 | VERR_PDM_INVALID_DRIVER_REGISTRATION);
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294 | AssertMsgReturn((pReg->fFlags & PDM_DRVREG_FLAGS_HOST_BITS_MASK) == PDM_DRVREG_FLAGS_HOST_BITS_DEFAULT,
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295 | ("%s: %#x\n", pReg->szName, pReg->fFlags),
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296 | VERR_PDM_INVALID_DRIVER_HOST_BITS);
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297 | AssertMsgReturn(pReg->cMaxInstances > 0,
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298 | ("%s: %#x\n", pReg->szName, pReg->cMaxInstances),
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299 | VERR_PDM_INVALID_DRIVER_REGISTRATION);
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300 | AssertMsgReturn(pReg->cbInstance <= _1M,
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301 | ("%s: %#x\n", pReg->szName, pReg->cbInstance),
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302 | VERR_PDM_INVALID_DRIVER_REGISTRATION);
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303 | AssertMsgReturn(RT_VALID_PTR(pReg->pfnConstruct),
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304 | ("%s: %p\n", pReg->szName, pReg->pfnConstruct),
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305 | VERR_PDM_INVALID_DRIVER_REGISTRATION);
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306 | AssertMsgReturn(RT_VALID_PTR(pReg->pfnRelocate) || !(pReg->fFlags & PDM_DRVREG_FLAGS_RC),
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307 | ("%s: %#x\n", pReg->szName, pReg->cbInstance),
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308 | VERR_PDM_INVALID_DRIVER_REGISTRATION);
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309 | AssertMsgReturn(pReg->pfnSoftReset == NULL,
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310 | ("%s: %p\n", pReg->szName, pReg->pfnSoftReset),
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311 | VERR_PDM_INVALID_DRIVER_REGISTRATION);
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312 | AssertMsgReturn(pReg->u32VersionEnd == PDM_DRVREG_VERSION,
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313 | ("%s: %#x\n", pReg->szName, pReg->u32VersionEnd),
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314 | VERR_PDM_INVALID_DRIVER_REGISTRATION);
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315 |
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316 | /*
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317 | * Check for duplicate and find FIFO entry at the same time.
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318 | */
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319 | PCPDMDRVREGCBINT pRegCB = (PCPDMDRVREGCBINT)pCallbacks;
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320 | PPDMDRV pDrvPrev = NULL;
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321 | PPDMDRV pDrv = pRegCB->pVM->pdm.s.pDrvs;
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322 | for (; pDrv; pDrvPrev = pDrv, pDrv = pDrv->pNext)
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323 | {
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324 | if (!strcmp(pDrv->pReg->szName, pReg->szName))
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325 | {
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326 | AssertMsgFailed(("Driver '%s' already exists\n", pReg->szName));
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327 | return VERR_PDM_DRIVER_NAME_CLASH;
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328 | }
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329 | }
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330 |
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331 | /*
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332 | * Allocate new driver structure and insert it into the list.
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333 | */
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334 | int rc;
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335 | pDrv = (PPDMDRV)MMR3HeapAlloc(pRegCB->pVM, MM_TAG_PDM_DRIVER, sizeof(*pDrv));
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336 | if (pDrv)
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337 | {
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338 | pDrv->pNext = NULL;
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339 | pDrv->cInstances = 0;
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340 | pDrv->iNextInstance = 0;
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341 | pDrv->pReg = pReg;
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342 | rc = CFGMR3QueryStringAllocDef( pRegCB->pCfgNode, "RCSearchPath", &pDrv->pszRCSearchPath, NULL);
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343 | if (RT_SUCCESS(rc))
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344 | rc = CFGMR3QueryStringAllocDef(pRegCB->pCfgNode, "R0SearchPath", &pDrv->pszR0SearchPath, NULL);
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345 | if (RT_SUCCESS(rc))
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346 | {
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347 | if (pDrvPrev)
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348 | pDrvPrev->pNext = pDrv;
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349 | else
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350 | pRegCB->pVM->pdm.s.pDrvs = pDrv;
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351 | Log(("PDM: Registered driver '%s'\n", pReg->szName));
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352 | return VINF_SUCCESS;
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353 | }
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354 | MMR3HeapFree(pDrv);
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355 | }
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356 | else
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357 | rc = VERR_NO_MEMORY;
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358 | return rc;
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359 | }
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360 |
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361 |
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362 | /**
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363 | * Lookups a driver structure by name.
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364 | * @internal
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365 | */
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366 | PPDMDRV pdmR3DrvLookup(PVM pVM, const char *pszName)
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367 | {
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368 | for (PPDMDRV pDrv = pVM->pdm.s.pDrvs; pDrv; pDrv = pDrv->pNext)
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369 | if (!strcmp(pDrv->pReg->szName, pszName))
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370 | return pDrv;
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371 | return NULL;
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372 | }
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373 |
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374 |
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375 | /**
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376 | * Transforms the driver chain as it's being instantiated.
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377 | *
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378 | * Worker for pdmR3DrvInstantiate.
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379 | *
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380 | * @returns VBox status code.
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381 | * @param pVM The cross context VM structure.
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382 | * @param pDrvAbove The driver above, NULL if top.
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383 | * @param pLun The LUN.
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384 | * @param ppNode The AttachedDriver node, replaced if any
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385 | * morphing took place.
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386 | */
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387 | static int pdmR3DrvMaybeTransformChain(PVM pVM, PPDMDRVINS pDrvAbove, PPDMLUN pLun, PCFGMNODE *ppNode)
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388 | {
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389 | /*
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390 | * The typical state of affairs is that there are no injections.
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391 | */
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392 | PCFGMNODE pCurTrans = CFGMR3GetFirstChild(CFGMR3GetChild(CFGMR3GetRoot(pVM), "PDM/DriverTransformations"));
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393 | if (!pCurTrans)
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394 | return VINF_SUCCESS;
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395 |
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396 | /*
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397 | * Gather the attributes used in the matching process.
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398 | */
|
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399 | const char *pszDevice = pLun->pDevIns
|
---|
400 | ? pLun->pDevIns->Internal.s.pDevR3->pReg->szName
|
---|
401 | : pLun->pUsbIns->Internal.s.pUsbDev->pReg->szName;
|
---|
402 | char szLun[32];
|
---|
403 | RTStrPrintf(szLun, sizeof(szLun), "%u", pLun->iLun);
|
---|
404 | const char *pszAbove = pDrvAbove ? pDrvAbove->Internal.s.pDrv->pReg->szName : "<top>";
|
---|
405 | char *pszThisDrv;
|
---|
406 | int rc = CFGMR3QueryStringAlloc(*ppNode, "Driver", &pszThisDrv);
|
---|
407 | AssertMsgRCReturn(rc, ("Query for string value of \"Driver\" -> %Rrc\n", rc),
|
---|
408 | rc == VERR_CFGM_VALUE_NOT_FOUND ? VERR_PDM_CFG_MISSING_DRIVER_NAME : rc);
|
---|
409 |
|
---|
410 | uint64_t uInjectTransformationAbove = 0;
|
---|
411 | if (pDrvAbove)
|
---|
412 | {
|
---|
413 | rc = CFGMR3QueryIntegerDef(CFGMR3GetParent(*ppNode), "InjectTransformationPtr", &uInjectTransformationAbove, 0);
|
---|
414 | AssertLogRelRCReturn(rc, rc);
|
---|
415 | }
|
---|
416 |
|
---|
417 |
|
---|
418 | /*
|
---|
419 | * Enumerate possible driver chain transformations.
|
---|
420 | */
|
---|
421 | unsigned cTransformations = 0;
|
---|
422 | for (; pCurTrans != NULL; pCurTrans = CFGMR3GetNextChild(pCurTrans))
|
---|
423 | {
|
---|
424 | char szCurTransNm[256];
|
---|
425 | rc = CFGMR3GetName(pCurTrans, szCurTransNm, sizeof(szCurTransNm));
|
---|
426 | AssertLogRelRCReturn(rc, rc);
|
---|
427 |
|
---|
428 | /** @cfgm{/PDM/DriverTransformations/<name>/Device,string,*}
|
---|
429 | * One or more simple wildcard patters separated by '|' for matching
|
---|
430 | * the devices this transformation rule applies to. */
|
---|
431 | char *pszMultiPat;
|
---|
432 | rc = CFGMR3QueryStringAllocDef(pCurTrans, "Device", &pszMultiPat, "*");
|
---|
433 | AssertLogRelRCReturn(rc, rc);
|
---|
434 | bool fMatch = RTStrSimplePatternMultiMatch(pszMultiPat, RTSTR_MAX, pszDevice, RTSTR_MAX, NULL);
|
---|
435 | MMR3HeapFree(pszMultiPat);
|
---|
436 | if (!fMatch)
|
---|
437 | continue;
|
---|
438 |
|
---|
439 | /** @cfgm{/PDM/DriverTransformations/<name>/LUN,string,*}
|
---|
440 | * One or more simple wildcard patters separated by '|' for matching
|
---|
441 | * the LUNs this transformation rule applies to. */
|
---|
442 | rc = CFGMR3QueryStringAllocDef(pCurTrans, "LUN", &pszMultiPat, "*");
|
---|
443 | AssertLogRelRCReturn(rc, rc);
|
---|
444 | fMatch = RTStrSimplePatternMultiMatch(pszMultiPat, RTSTR_MAX, szLun, RTSTR_MAX, NULL);
|
---|
445 | MMR3HeapFree(pszMultiPat);
|
---|
446 | if (!fMatch)
|
---|
447 | continue;
|
---|
448 |
|
---|
449 | /** @cfgm{/PDM/DriverTransformations/<name>/BelowDriver,string,*}
|
---|
450 | * One or more simple wildcard patters separated by '|' for matching the
|
---|
451 | * drivers the transformation should be applied below. This means, that
|
---|
452 | * when the drivers matched here attached another driver below them, the
|
---|
453 | * transformation will be applied. To represent the device, '<top>'
|
---|
454 | * is used. */
|
---|
455 | rc = CFGMR3QueryStringAllocDef(pCurTrans, "BelowDriver", &pszMultiPat, "*");
|
---|
456 | AssertLogRelRCReturn(rc, rc);
|
---|
457 | fMatch = RTStrSimplePatternMultiMatch(pszMultiPat, RTSTR_MAX, pszAbove, RTSTR_MAX, NULL);
|
---|
458 | MMR3HeapFree(pszMultiPat);
|
---|
459 | if (!fMatch)
|
---|
460 | continue;
|
---|
461 |
|
---|
462 | /** @cfgm{/PDM/DriverTransformations/<name>/AboveDriver,string,*}
|
---|
463 | * One or more simple wildcard patters separated by '|' for matching the
|
---|
464 | * drivers the transformation should be applie above or at (depending on
|
---|
465 | * the action). The value being matched against here is the driver that
|
---|
466 | * is in the process of being attached, so for mergeconfig actions this is
|
---|
467 | * usually what you need to match on. */
|
---|
468 | rc = CFGMR3QueryStringAlloc(pCurTrans, "AboveDriver", &pszMultiPat);
|
---|
469 | if (rc == VERR_CFGM_VALUE_NOT_FOUND)
|
---|
470 | rc = VINF_SUCCESS;
|
---|
471 | else
|
---|
472 | {
|
---|
473 | AssertLogRelRCReturn(rc, rc);
|
---|
474 | fMatch = RTStrSimplePatternMultiMatch(pszMultiPat, RTSTR_MAX, pszThisDrv, RTSTR_MAX, NULL);
|
---|
475 | MMR3HeapFree(pszMultiPat);
|
---|
476 | if (!fMatch)
|
---|
477 | continue;
|
---|
478 | if (uInjectTransformationAbove == (uintptr_t)pCurTrans)
|
---|
479 | continue;
|
---|
480 | }
|
---|
481 |
|
---|
482 | /*
|
---|
483 | * We've got a match! Now, what are we supposed to do?
|
---|
484 | */
|
---|
485 | /** @cfgm{/PDM/DriverTransformations/<name>/Action,string,inject}
|
---|
486 | * The action that the transformation takes. Possible values are:
|
---|
487 | * - inject
|
---|
488 | * - mergeconfig: This merges and the content of the 'Config' key under the
|
---|
489 | * transformation into the driver's own 'Config' key, replacing any
|
---|
490 | * duplicates.
|
---|
491 | * - remove
|
---|
492 | * - removetree
|
---|
493 | * - replace
|
---|
494 | * - replacetree
|
---|
495 | */
|
---|
496 | char szAction[16];
|
---|
497 | rc = CFGMR3QueryStringDef(pCurTrans, "Action", szAction, sizeof(szAction), "inject");
|
---|
498 | AssertLogRelRCReturn(rc, rc);
|
---|
499 | AssertLogRelMsgReturn( !strcmp(szAction, "inject")
|
---|
500 | || !strcmp(szAction, "mergeconfig")
|
---|
501 | || !strcmp(szAction, "remove")
|
---|
502 | || !strcmp(szAction, "removetree")
|
---|
503 | || !strcmp(szAction, "replace")
|
---|
504 | || !strcmp(szAction, "replacetree")
|
---|
505 | ,
|
---|
506 | ("Action='%s', valid values are 'inject', 'mergeconfig', 'replace', 'replacetree', 'remove', 'removetree'.\n", szAction),
|
---|
507 | VERR_PDM_MISCONFIGURED_DRV_TRANSFORMATION);
|
---|
508 | LogRel(("PDMDriver: Applying '%s' to '%s'::[%s]...'%s': %s\n", szCurTransNm, pszDevice, szLun, pszThisDrv, szAction));
|
---|
509 | CFGMR3Dump(*ppNode);
|
---|
510 | CFGMR3Dump(pCurTrans);
|
---|
511 |
|
---|
512 | /* Get the attached driver to inject. */
|
---|
513 | PCFGMNODE pTransAttDrv = NULL;
|
---|
514 | if (!strcmp(szAction, "inject") || !strcmp(szAction, "replace") || !strcmp(szAction, "replacetree"))
|
---|
515 | {
|
---|
516 | pTransAttDrv = CFGMR3GetChild(pCurTrans, "AttachedDriver");
|
---|
517 | AssertLogRelMsgReturn(pTransAttDrv,
|
---|
518 | ("An %s transformation requires an AttachedDriver child node!\n", szAction),
|
---|
519 | VERR_PDM_MISCONFIGURED_DRV_TRANSFORMATION);
|
---|
520 | }
|
---|
521 |
|
---|
522 |
|
---|
523 | /*
|
---|
524 | * Remove the node.
|
---|
525 | */
|
---|
526 | if (!strcmp(szAction, "remove") || !strcmp(szAction, "removetree"))
|
---|
527 | {
|
---|
528 | PCFGMNODE pBelowThis = CFGMR3GetChild(*ppNode, "AttachedDriver");
|
---|
529 | if (!pBelowThis || !strcmp(szAction, "removetree"))
|
---|
530 | {
|
---|
531 | CFGMR3RemoveNode(*ppNode);
|
---|
532 | *ppNode = NULL;
|
---|
533 | }
|
---|
534 | else
|
---|
535 | {
|
---|
536 | PCFGMNODE pBelowThisCopy;
|
---|
537 | rc = CFGMR3DuplicateSubTree(pBelowThis, &pBelowThisCopy);
|
---|
538 | AssertLogRelRCReturn(rc, rc);
|
---|
539 |
|
---|
540 | rc = CFGMR3ReplaceSubTree(*ppNode, pBelowThisCopy);
|
---|
541 | AssertLogRelRCReturnStmt(rc, CFGMR3RemoveNode(pBelowThis), rc);
|
---|
542 | }
|
---|
543 | }
|
---|
544 | /*
|
---|
545 | * Replace the driver about to be instantiated.
|
---|
546 | */
|
---|
547 | else if (!strcmp(szAction, "replace") || !strcmp(szAction, "replacetree"))
|
---|
548 | {
|
---|
549 | PCFGMNODE pTransCopy;
|
---|
550 | rc = CFGMR3DuplicateSubTree(pTransAttDrv, &pTransCopy);
|
---|
551 | AssertLogRelRCReturn(rc, rc);
|
---|
552 |
|
---|
553 | PCFGMNODE pBelowThis = CFGMR3GetChild(*ppNode, "AttachedDriver");
|
---|
554 | if (!pBelowThis || !strcmp(szAction, "replacetree"))
|
---|
555 | rc = VINF_SUCCESS;
|
---|
556 | else
|
---|
557 | {
|
---|
558 | PCFGMNODE pBelowThisCopy;
|
---|
559 | rc = CFGMR3DuplicateSubTree(pBelowThis, &pBelowThisCopy);
|
---|
560 | if (RT_SUCCESS(rc))
|
---|
561 | {
|
---|
562 | rc = CFGMR3InsertSubTree(pTransCopy, "AttachedDriver", pBelowThisCopy, NULL);
|
---|
563 | AssertLogRelRC(rc);
|
---|
564 | if (RT_FAILURE(rc))
|
---|
565 | CFGMR3RemoveNode(pBelowThisCopy);
|
---|
566 | }
|
---|
567 | }
|
---|
568 | if (RT_SUCCESS(rc))
|
---|
569 | rc = CFGMR3ReplaceSubTree(*ppNode, pTransCopy);
|
---|
570 | if (RT_FAILURE(rc))
|
---|
571 | CFGMR3RemoveNode(pTransCopy);
|
---|
572 | }
|
---|
573 | /*
|
---|
574 | * Inject a driver before the driver about to be instantiated.
|
---|
575 | */
|
---|
576 | else if (!strcmp(szAction, "inject"))
|
---|
577 | {
|
---|
578 | PCFGMNODE pTransCopy;
|
---|
579 | rc = CFGMR3DuplicateSubTree(pTransAttDrv, &pTransCopy);
|
---|
580 | AssertLogRelRCReturn(rc, rc);
|
---|
581 |
|
---|
582 | PCFGMNODE pThisCopy;
|
---|
583 | rc = CFGMR3DuplicateSubTree(*ppNode, &pThisCopy);
|
---|
584 | if (RT_SUCCESS(rc))
|
---|
585 | {
|
---|
586 | rc = CFGMR3InsertSubTree(pTransCopy, "AttachedDriver", pThisCopy, NULL);
|
---|
587 | if (RT_SUCCESS(rc))
|
---|
588 | {
|
---|
589 | rc = CFGMR3InsertInteger(pTransCopy, "InjectTransformationPtr", (uintptr_t)pCurTrans);
|
---|
590 | AssertLogRelRC(rc);
|
---|
591 | rc = CFGMR3InsertString(pTransCopy, "InjectTransformationNm", szCurTransNm);
|
---|
592 | AssertLogRelRC(rc);
|
---|
593 | if (RT_SUCCESS(rc))
|
---|
594 | rc = CFGMR3ReplaceSubTree(*ppNode, pTransCopy);
|
---|
595 | }
|
---|
596 | else
|
---|
597 | {
|
---|
598 | AssertLogRelRC(rc);
|
---|
599 | CFGMR3RemoveNode(pThisCopy);
|
---|
600 | }
|
---|
601 | }
|
---|
602 | if (RT_FAILURE(rc))
|
---|
603 | CFGMR3RemoveNode(pTransCopy);
|
---|
604 | }
|
---|
605 | /*
|
---|
606 | * Merge the Config node of the transformation with the one of the
|
---|
607 | * current driver.
|
---|
608 | */
|
---|
609 | else if (!strcmp(szAction, "mergeconfig"))
|
---|
610 | {
|
---|
611 | PCFGMNODE pTransConfig = CFGMR3GetChild(pCurTrans, "Config");
|
---|
612 | AssertLogRelReturn(pTransConfig, VERR_PDM_MISCONFIGURED_DRV_TRANSFORMATION);
|
---|
613 |
|
---|
614 | PCFGMNODE pDrvConfig = CFGMR3GetChild(*ppNode, "Config");
|
---|
615 | if (*ppNode)
|
---|
616 | CFGMR3InsertNode(*ppNode, "Config", &pDrvConfig);
|
---|
617 | AssertLogRelReturn(pDrvConfig, VERR_PDM_CANNOT_TRANSFORM_REMOVED_DRIVER);
|
---|
618 |
|
---|
619 | rc = CFGMR3CopyTree(pDrvConfig, pTransConfig, CFGM_COPY_FLAGS_REPLACE_VALUES | CFGM_COPY_FLAGS_MERGE_KEYS);
|
---|
620 | AssertLogRelRCReturn(rc, rc);
|
---|
621 | }
|
---|
622 | else
|
---|
623 | AssertFailed();
|
---|
624 |
|
---|
625 | cTransformations++;
|
---|
626 | if (*ppNode)
|
---|
627 | CFGMR3Dump(*ppNode);
|
---|
628 | else
|
---|
629 | LogRel(("PDMDriver: The transformation removed the driver.\n"));
|
---|
630 | }
|
---|
631 |
|
---|
632 | /*
|
---|
633 | * Note what happened in the release log.
|
---|
634 | */
|
---|
635 | if (cTransformations > 0)
|
---|
636 | LogRel(("PDMDriver: Transformations done. Applied %u driver transformations.\n", cTransformations));
|
---|
637 |
|
---|
638 | return rc;
|
---|
639 | }
|
---|
640 |
|
---|
641 |
|
---|
642 | /**
|
---|
643 | * Instantiate a driver.
|
---|
644 | *
|
---|
645 | * @returns VBox status code, including informational statuses.
|
---|
646 | *
|
---|
647 | * @param pVM The cross context VM structure.
|
---|
648 | * @param pNode The CFGM node for the driver.
|
---|
649 | * @param pBaseInterface The base interface.
|
---|
650 | * @param pDrvAbove The driver above it. NULL if it's the top-most
|
---|
651 | * driver.
|
---|
652 | * @param pLun The LUN the driver is being attached to. NULL
|
---|
653 | * if we're instantiating a driver chain before
|
---|
654 | * attaching it - untested.
|
---|
655 | * @param ppBaseInterface Where to return the pointer to the base
|
---|
656 | * interface of the newly created driver.
|
---|
657 | *
|
---|
658 | * @remarks Recursive calls to this function is normal as the drivers will
|
---|
659 | * attach to anything below them during the pfnContruct call.
|
---|
660 | *
|
---|
661 | * @todo Need to extend this interface a bit so that the driver
|
---|
662 | * transformation feature can attach drivers to unconfigured LUNs and
|
---|
663 | * at the end of chains.
|
---|
664 | */
|
---|
665 | int pdmR3DrvInstantiate(PVM pVM, PCFGMNODE pNode, PPDMIBASE pBaseInterface, PPDMDRVINS pDrvAbove,
|
---|
666 | PPDMLUN pLun, PPDMIBASE *ppBaseInterface)
|
---|
667 | {
|
---|
668 | Assert(!pDrvAbove || !pDrvAbove->Internal.s.pDown);
|
---|
669 | Assert(!pDrvAbove || !pDrvAbove->pDownBase);
|
---|
670 |
|
---|
671 | Assert(pBaseInterface->pfnQueryInterface(pBaseInterface, PDMIBASE_IID) == pBaseInterface);
|
---|
672 |
|
---|
673 | /*
|
---|
674 | * Do driver chain injections
|
---|
675 | */
|
---|
676 | int rc = pdmR3DrvMaybeTransformChain(pVM, pDrvAbove, pLun, &pNode);
|
---|
677 | if (RT_FAILURE(rc))
|
---|
678 | return rc;
|
---|
679 | if (!pNode)
|
---|
680 | return VERR_PDM_NO_ATTACHED_DRIVER;
|
---|
681 |
|
---|
682 | /*
|
---|
683 | * Find the driver.
|
---|
684 | */
|
---|
685 | char *pszName;
|
---|
686 | rc = CFGMR3QueryStringAlloc(pNode, "Driver", &pszName);
|
---|
687 | if (RT_SUCCESS(rc))
|
---|
688 | {
|
---|
689 | PPDMDRV pDrv = pdmR3DrvLookup(pVM, pszName);
|
---|
690 | if ( pDrv
|
---|
691 | && pDrv->cInstances < pDrv->pReg->cMaxInstances)
|
---|
692 | {
|
---|
693 | /* config node */
|
---|
694 | PCFGMNODE pConfigNode = CFGMR3GetChild(pNode, "Config");
|
---|
695 | if (!pConfigNode)
|
---|
696 | rc = CFGMR3InsertNode(pNode, "Config", &pConfigNode);
|
---|
697 | if (RT_SUCCESS(rc))
|
---|
698 | {
|
---|
699 | CFGMR3SetRestrictedRoot(pConfigNode);
|
---|
700 |
|
---|
701 | /*
|
---|
702 | * Allocate the driver instance.
|
---|
703 | */
|
---|
704 | size_t cb = RT_UOFFSETOF_DYN(PDMDRVINS, achInstanceData[pDrv->pReg->cbInstance]);
|
---|
705 | cb = RT_ALIGN_Z(cb, 16);
|
---|
706 | bool const fHyperHeap = !!(pDrv->pReg->fFlags & (PDM_DRVREG_FLAGS_R0 | PDM_DRVREG_FLAGS_RC));
|
---|
707 | PPDMDRVINS pNew;
|
---|
708 | if (fHyperHeap)
|
---|
709 | rc = MMHyperAlloc(pVM, cb, 64, MM_TAG_PDM_DRIVER, (void **)&pNew);
|
---|
710 | else
|
---|
711 | rc = MMR3HeapAllocZEx(pVM, MM_TAG_PDM_DRIVER, cb, (void **)&pNew);
|
---|
712 | if (RT_SUCCESS(rc))
|
---|
713 | {
|
---|
714 | /*
|
---|
715 | * Initialize the instance structure (declaration order).
|
---|
716 | */
|
---|
717 | pNew->u32Version = PDM_DRVINS_VERSION;
|
---|
718 | pNew->iInstance = pDrv->iNextInstance;
|
---|
719 | pNew->Internal.s.pUp = pDrvAbove ? pDrvAbove : NULL;
|
---|
720 | //pNew->Internal.s.pDown = NULL;
|
---|
721 | pNew->Internal.s.pLun = pLun;
|
---|
722 | pNew->Internal.s.pDrv = pDrv;
|
---|
723 | pNew->Internal.s.pVMR3 = pVM;
|
---|
724 | pNew->Internal.s.pVMR0 = pDrv->pReg->fFlags & PDM_DRVREG_FLAGS_R0 ? pVM->pVMR0ForCall : NIL_RTR0PTR;
|
---|
725 | pNew->Internal.s.pVMRC = pDrv->pReg->fFlags & PDM_DRVREG_FLAGS_RC ? pVM->pVMRC : NIL_RTRCPTR;
|
---|
726 | //pNew->Internal.s.fDetaching = false;
|
---|
727 | pNew->Internal.s.fVMSuspended = true; /** @todo should be 'false', if driver is attached at runtime. */
|
---|
728 | //pNew->Internal.s.fVMReset = false;
|
---|
729 | pNew->Internal.s.fHyperHeap = fHyperHeap;
|
---|
730 | //pNew->Internal.s.pfnAsyncNotify = NULL;
|
---|
731 | pNew->Internal.s.pCfgHandle = pNode;
|
---|
732 | pNew->pReg = pDrv->pReg;
|
---|
733 | pNew->pCfg = pConfigNode;
|
---|
734 | pNew->pUpBase = pBaseInterface;
|
---|
735 | Assert(!pDrvAbove || pBaseInterface == &pDrvAbove->IBase);
|
---|
736 | //pNew->pDownBase = NULL;
|
---|
737 | //pNew->IBase.pfnQueryInterface = NULL;
|
---|
738 | //pNew->fTracing = 0;
|
---|
739 | pNew->idTracing = ++pVM->pdm.s.idTracingOther;
|
---|
740 | pNew->pHlpR3 = &g_pdmR3DrvHlp;
|
---|
741 | pNew->pvInstanceDataR3 = &pNew->achInstanceData[0];
|
---|
742 | if (pDrv->pReg->fFlags & PDM_DRVREG_FLAGS_R0)
|
---|
743 | {
|
---|
744 | pNew->pvInstanceDataR0 = MMHyperR3ToR0(pVM, &pNew->achInstanceData[0]);
|
---|
745 | rc = PDMR3LdrGetSymbolR0(pVM, NULL, "g_pdmR0DrvHlp", &pNew->pHlpR0);
|
---|
746 | AssertReleaseRCReturn(rc, rc);
|
---|
747 | }
|
---|
748 | if ( (pDrv->pReg->fFlags & PDM_DRVREG_FLAGS_RC)
|
---|
749 | && VM_IS_RAW_MODE_ENABLED(pVM))
|
---|
750 | {
|
---|
751 | pNew->pvInstanceDataR0 = MMHyperR3ToRC(pVM, &pNew->achInstanceData[0]);
|
---|
752 | rc = PDMR3LdrGetSymbolRC(pVM, NULL, "g_pdmRCDrvHlp", &pNew->pHlpRC);
|
---|
753 | AssertReleaseRCReturn(rc, rc);
|
---|
754 | }
|
---|
755 |
|
---|
756 | pDrv->iNextInstance++;
|
---|
757 | pDrv->cInstances++;
|
---|
758 |
|
---|
759 | /*
|
---|
760 | * Link with it with the driver above / LUN.
|
---|
761 | */
|
---|
762 | if (pDrvAbove)
|
---|
763 | {
|
---|
764 | pDrvAbove->pDownBase = &pNew->IBase;
|
---|
765 | pDrvAbove->Internal.s.pDown = pNew;
|
---|
766 | }
|
---|
767 | else if (pLun)
|
---|
768 | pLun->pTop = pNew;
|
---|
769 | if (pLun)
|
---|
770 | pLun->pBottom = pNew;
|
---|
771 |
|
---|
772 | /*
|
---|
773 | * Invoke the constructor.
|
---|
774 | */
|
---|
775 | rc = pDrv->pReg->pfnConstruct(pNew, pNew->pCfg, 0 /*fFlags*/);
|
---|
776 | if (RT_SUCCESS(rc))
|
---|
777 | {
|
---|
778 | AssertPtr(pNew->IBase.pfnQueryInterface);
|
---|
779 | Assert(pNew->IBase.pfnQueryInterface(&pNew->IBase, PDMIBASE_IID) == &pNew->IBase);
|
---|
780 |
|
---|
781 | /* Success! */
|
---|
782 | *ppBaseInterface = &pNew->IBase;
|
---|
783 | if (pLun)
|
---|
784 | Log(("PDM: Attached driver %p:'%s'/%d to LUN#%d on device '%s'/%d, pDrvAbove=%p:'%s'/%d\n",
|
---|
785 | pNew, pDrv->pReg->szName, pNew->iInstance,
|
---|
786 | pLun->iLun,
|
---|
787 | pLun->pDevIns ? pLun->pDevIns->pReg->szName : pLun->pUsbIns->pReg->szName,
|
---|
788 | pLun->pDevIns ? pLun->pDevIns->iInstance : pLun->pUsbIns->iInstance,
|
---|
789 | pDrvAbove, pDrvAbove ? pDrvAbove->pReg->szName : "", pDrvAbove ? pDrvAbove->iInstance : UINT32_MAX));
|
---|
790 | else
|
---|
791 | Log(("PDM: Attached driver %p:'%s'/%d, pDrvAbove=%p:'%s'/%d\n",
|
---|
792 | pNew, pDrv->pReg->szName, pNew->iInstance,
|
---|
793 | pDrvAbove, pDrvAbove ? pDrvAbove->pReg->szName : "", pDrvAbove ? pDrvAbove->iInstance : UINT32_MAX));
|
---|
794 | }
|
---|
795 | else
|
---|
796 | {
|
---|
797 | pdmR3DrvDestroyChain(pNew, PDM_TACH_FLAGS_NO_CALLBACKS);
|
---|
798 | if (rc == VERR_VERSION_MISMATCH)
|
---|
799 | rc = VERR_PDM_DRIVER_VERSION_MISMATCH;
|
---|
800 | }
|
---|
801 | }
|
---|
802 | else
|
---|
803 | AssertMsgFailed(("Failed to allocate %d bytes for instantiating driver '%s'! rc=%Rrc\n", cb, pszName, rc));
|
---|
804 | }
|
---|
805 | else
|
---|
806 | AssertMsgFailed(("Failed to create Config node! rc=%Rrc\n", rc));
|
---|
807 | }
|
---|
808 | else if (pDrv)
|
---|
809 | {
|
---|
810 | AssertMsgFailed(("Too many instances of driver '%s', max is %u\n", pszName, pDrv->pReg->cMaxInstances));
|
---|
811 | rc = VERR_PDM_TOO_MANY_DRIVER_INSTANCES;
|
---|
812 | }
|
---|
813 | else
|
---|
814 | {
|
---|
815 | AssertMsgFailed(("Driver '%s' wasn't found!\n", pszName));
|
---|
816 | rc = VERR_PDM_DRIVER_NOT_FOUND;
|
---|
817 | }
|
---|
818 | MMR3HeapFree(pszName);
|
---|
819 | }
|
---|
820 | else
|
---|
821 | {
|
---|
822 | if (rc == VERR_CFGM_VALUE_NOT_FOUND)
|
---|
823 | rc = VERR_PDM_CFG_MISSING_DRIVER_NAME;
|
---|
824 | else
|
---|
825 | AssertMsgFailed(("Query for string value of \"Driver\" -> %Rrc\n", rc));
|
---|
826 | }
|
---|
827 | return rc;
|
---|
828 | }
|
---|
829 |
|
---|
830 |
|
---|
831 | /**
|
---|
832 | * Detaches a driver from whatever it's attached to.
|
---|
833 | * This will of course lead to the destruction of the driver and all drivers below it in the chain.
|
---|
834 | *
|
---|
835 | * @returns VINF_SUCCESS
|
---|
836 | * @param pDrvIns The driver instance to detach.
|
---|
837 | * @param fFlags Flags, combination of the PDMDEVATT_FLAGS_* \#defines.
|
---|
838 | */
|
---|
839 | int pdmR3DrvDetach(PPDMDRVINS pDrvIns, uint32_t fFlags)
|
---|
840 | {
|
---|
841 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
842 | LogFlow(("pdmR3DrvDetach: pDrvIns=%p '%s'/%d\n", pDrvIns, pDrvIns->pReg->szName, pDrvIns->iInstance));
|
---|
843 | VM_ASSERT_EMT(pDrvIns->Internal.s.pVMR3);
|
---|
844 |
|
---|
845 | /*
|
---|
846 | * Check that we're not doing this recursively, that could have unwanted sideeffects!
|
---|
847 | */
|
---|
848 | if (pDrvIns->Internal.s.fDetaching)
|
---|
849 | {
|
---|
850 | AssertMsgFailed(("Recursive detach! '%s'/%d\n", pDrvIns->pReg->szName, pDrvIns->iInstance));
|
---|
851 | return VINF_SUCCESS;
|
---|
852 | }
|
---|
853 |
|
---|
854 | /*
|
---|
855 | * Check that we actually can detach this instance.
|
---|
856 | * The requirement is that the driver/device above has a detach method.
|
---|
857 | */
|
---|
858 | if ( pDrvIns->Internal.s.pUp
|
---|
859 | ? !pDrvIns->Internal.s.pUp->pReg->pfnDetach
|
---|
860 | : pDrvIns->Internal.s.pLun->pDevIns
|
---|
861 | ? !pDrvIns->Internal.s.pLun->pDevIns->pReg->pfnDetach
|
---|
862 | : !pDrvIns->Internal.s.pLun->pUsbIns->pReg->pfnDriverDetach
|
---|
863 | )
|
---|
864 | {
|
---|
865 | AssertMsgFailed(("Cannot detach driver instance because the driver/device above doesn't support it!\n"));
|
---|
866 | return VERR_PDM_DRIVER_DETACH_NOT_POSSIBLE;
|
---|
867 | }
|
---|
868 |
|
---|
869 | /*
|
---|
870 | * Join paths with pdmR3DrvDestroyChain.
|
---|
871 | */
|
---|
872 | pdmR3DrvDestroyChain(pDrvIns, fFlags);
|
---|
873 | return VINF_SUCCESS;
|
---|
874 | }
|
---|
875 |
|
---|
876 |
|
---|
877 | /**
|
---|
878 | * Destroys a driver chain starting with the specified driver.
|
---|
879 | *
|
---|
880 | * This is used when unplugging a device at run time.
|
---|
881 | *
|
---|
882 | * @param pDrvIns Pointer to the driver instance to start with.
|
---|
883 | * @param fFlags PDM_TACH_FLAGS_NOT_HOT_PLUG, PDM_TACH_FLAGS_NO_CALLBACKS
|
---|
884 | * or 0.
|
---|
885 | */
|
---|
886 | void pdmR3DrvDestroyChain(PPDMDRVINS pDrvIns, uint32_t fFlags)
|
---|
887 | {
|
---|
888 | PVM pVM = pDrvIns->Internal.s.pVMR3;
|
---|
889 | VM_ASSERT_EMT(pVM);
|
---|
890 |
|
---|
891 | /*
|
---|
892 | * Detach the bottommost driver until we've detached pDrvIns.
|
---|
893 | */
|
---|
894 | pDrvIns->Internal.s.fDetaching = true;
|
---|
895 | PPDMDRVINS pCur;
|
---|
896 | do
|
---|
897 | {
|
---|
898 | /* find the driver to detach. */
|
---|
899 | pCur = pDrvIns;
|
---|
900 | while (pCur->Internal.s.pDown)
|
---|
901 | pCur = pCur->Internal.s.pDown;
|
---|
902 | LogFlow(("pdmR3DrvDestroyChain: pCur=%p '%s'/%d\n", pCur, pCur->pReg->szName, pCur->iInstance));
|
---|
903 |
|
---|
904 | /*
|
---|
905 | * Unlink it and notify parent.
|
---|
906 | */
|
---|
907 | pCur->Internal.s.fDetaching = true;
|
---|
908 |
|
---|
909 | PPDMLUN pLun = pCur->Internal.s.pLun;
|
---|
910 | Assert(pLun->pBottom == pCur);
|
---|
911 | pLun->pBottom = pCur->Internal.s.pUp;
|
---|
912 |
|
---|
913 | if (pCur->Internal.s.pUp)
|
---|
914 | {
|
---|
915 | /* driver parent */
|
---|
916 | PPDMDRVINS pParent = pCur->Internal.s.pUp;
|
---|
917 | pCur->Internal.s.pUp = NULL;
|
---|
918 | pParent->Internal.s.pDown = NULL;
|
---|
919 |
|
---|
920 | if (!(fFlags & PDM_TACH_FLAGS_NO_CALLBACKS) && pParent->pReg->pfnDetach)
|
---|
921 | pParent->pReg->pfnDetach(pParent, fFlags);
|
---|
922 |
|
---|
923 | pParent->pDownBase = NULL;
|
---|
924 | }
|
---|
925 | else
|
---|
926 | {
|
---|
927 | /* device parent */
|
---|
928 | Assert(pLun->pTop == pCur);
|
---|
929 | pLun->pTop = NULL;
|
---|
930 | if (!(fFlags & PDM_TACH_FLAGS_NO_CALLBACKS))
|
---|
931 | {
|
---|
932 | if (pLun->pDevIns)
|
---|
933 | {
|
---|
934 | if (pLun->pDevIns->pReg->pfnDetach)
|
---|
935 | {
|
---|
936 | PDMCritSectEnter(pVM, pLun->pDevIns->pCritSectRoR3, VERR_IGNORED);
|
---|
937 | pLun->pDevIns->pReg->pfnDetach(pLun->pDevIns, pLun->iLun, fFlags);
|
---|
938 | PDMCritSectLeave(pVM, pLun->pDevIns->pCritSectRoR3);
|
---|
939 | }
|
---|
940 | }
|
---|
941 | else
|
---|
942 | {
|
---|
943 | if (pLun->pUsbIns->pReg->pfnDriverDetach)
|
---|
944 | {
|
---|
945 | /** @todo USB device locking? */
|
---|
946 | pLun->pUsbIns->pReg->pfnDriverDetach(pLun->pUsbIns, pLun->iLun, fFlags);
|
---|
947 | }
|
---|
948 | }
|
---|
949 | }
|
---|
950 | }
|
---|
951 |
|
---|
952 | /*
|
---|
953 | * Call destructor.
|
---|
954 | */
|
---|
955 | pCur->pUpBase = NULL;
|
---|
956 | if (pCur->pReg->pfnDestruct)
|
---|
957 | pCur->pReg->pfnDestruct(pCur);
|
---|
958 | pCur->Internal.s.pDrv->cInstances--;
|
---|
959 |
|
---|
960 | /*
|
---|
961 | * Free all resources allocated by the driver.
|
---|
962 | */
|
---|
963 | /* Queues. */
|
---|
964 | int rc = PDMR3QueueDestroyDriver(pVM, pCur);
|
---|
965 | AssertRC(rc);
|
---|
966 |
|
---|
967 | /* Timers. */
|
---|
968 | rc = TMR3TimerDestroyDriver(pVM, pCur);
|
---|
969 | AssertRC(rc);
|
---|
970 |
|
---|
971 | /* SSM data units. */
|
---|
972 | rc = SSMR3DeregisterDriver(pVM, pCur, NULL, 0);
|
---|
973 | AssertRC(rc);
|
---|
974 |
|
---|
975 | /* PDM threads. */
|
---|
976 | rc = pdmR3ThreadDestroyDriver(pVM, pCur);
|
---|
977 | AssertRC(rc);
|
---|
978 |
|
---|
979 | /* Info handlers. */
|
---|
980 | rc = DBGFR3InfoDeregisterDriver(pVM, pCur, NULL);
|
---|
981 | AssertRC(rc);
|
---|
982 |
|
---|
983 | /* PDM critsects. */
|
---|
984 | rc = pdmR3CritSectBothDeleteDriver(pVM, pCur);
|
---|
985 | AssertRC(rc);
|
---|
986 |
|
---|
987 | /* Block caches. */
|
---|
988 | PDMR3BlkCacheReleaseDriver(pVM, pCur);
|
---|
989 |
|
---|
990 | #ifdef VBOX_WITH_PDM_ASYNC_COMPLETION
|
---|
991 | /* Completion templates.*/
|
---|
992 | pdmR3AsyncCompletionTemplateDestroyDriver(pVM, pCur);
|
---|
993 | #endif
|
---|
994 |
|
---|
995 | /* Finally, the driver it self. */
|
---|
996 | bool fHyperHeap = pCur->Internal.s.fHyperHeap;
|
---|
997 | ASMMemFill32(pCur, RT_UOFFSETOF_DYN(PDMDRVINS, achInstanceData[pCur->pReg->cbInstance]), 0xdeadd0d0);
|
---|
998 | if (fHyperHeap)
|
---|
999 | MMHyperFree(pVM, pCur);
|
---|
1000 | else
|
---|
1001 | MMR3HeapFree(pCur);
|
---|
1002 |
|
---|
1003 | } while (pCur != pDrvIns);
|
---|
1004 | }
|
---|
1005 |
|
---|
1006 |
|
---|
1007 |
|
---|
1008 |
|
---|
1009 | /** @name Driver Helpers
|
---|
1010 | * @{
|
---|
1011 | */
|
---|
1012 |
|
---|
1013 | /** @interface_method_impl{PDMDRVHLPR3,pfnAttach} */
|
---|
1014 | static DECLCALLBACK(int) pdmR3DrvHlp_Attach(PPDMDRVINS pDrvIns, uint32_t fFlags, PPDMIBASE *ppBaseInterface)
|
---|
1015 | {
|
---|
1016 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1017 | PVM pVM = pDrvIns->Internal.s.pVMR3;
|
---|
1018 | VM_ASSERT_EMT(pVM);
|
---|
1019 | LogFlow(("pdmR3DrvHlp_Attach: caller='%s'/%d: fFlags=%#x\n", pDrvIns->pReg->szName, pDrvIns->iInstance, fFlags));
|
---|
1020 | Assert(!(fFlags & ~(PDM_TACH_FLAGS_NOT_HOT_PLUG)));
|
---|
1021 | RT_NOREF_PV(fFlags);
|
---|
1022 |
|
---|
1023 | /*
|
---|
1024 | * Check that there isn't anything attached already.
|
---|
1025 | */
|
---|
1026 | int rc;
|
---|
1027 | if (!pDrvIns->Internal.s.pDown)
|
---|
1028 | {
|
---|
1029 | Assert(pDrvIns->Internal.s.pLun->pBottom == pDrvIns);
|
---|
1030 |
|
---|
1031 | /*
|
---|
1032 | * Get the attached driver configuration.
|
---|
1033 | */
|
---|
1034 | PCFGMNODE pNode = CFGMR3GetChild(pDrvIns->Internal.s.pCfgHandle, "AttachedDriver");
|
---|
1035 | if (pNode)
|
---|
1036 | rc = pdmR3DrvInstantiate(pVM, pNode, &pDrvIns->IBase, pDrvIns, pDrvIns->Internal.s.pLun, ppBaseInterface);
|
---|
1037 | else
|
---|
1038 | rc = VERR_PDM_NO_ATTACHED_DRIVER;
|
---|
1039 | }
|
---|
1040 | else
|
---|
1041 | {
|
---|
1042 | AssertMsgFailed(("Already got a driver attached. The driver should keep track of such things!\n"));
|
---|
1043 | rc = VERR_PDM_DRIVER_ALREADY_ATTACHED;
|
---|
1044 | }
|
---|
1045 |
|
---|
1046 | LogFlow(("pdmR3DrvHlp_Attach: caller='%s'/%d: return %Rrc\n",
|
---|
1047 | pDrvIns->pReg->szName, pDrvIns->iInstance, rc));
|
---|
1048 | return rc;
|
---|
1049 | }
|
---|
1050 |
|
---|
1051 |
|
---|
1052 | /** @interface_method_impl{PDMDRVHLPR3,pfnDetach} */
|
---|
1053 | static DECLCALLBACK(int) pdmR3DrvHlp_Detach(PPDMDRVINS pDrvIns, uint32_t fFlags)
|
---|
1054 | {
|
---|
1055 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1056 | LogFlow(("pdmR3DrvHlp_Detach: caller='%s'/%d: fFlags=%#x\n",
|
---|
1057 | pDrvIns->pReg->szName, pDrvIns->iInstance, fFlags));
|
---|
1058 | VM_ASSERT_EMT(pDrvIns->Internal.s.pVMR3);
|
---|
1059 |
|
---|
1060 | /*
|
---|
1061 | * Anything attached?
|
---|
1062 | */
|
---|
1063 | int rc;
|
---|
1064 | if (pDrvIns->Internal.s.pDown)
|
---|
1065 | rc = pdmR3DrvDetach(pDrvIns->Internal.s.pDown, fFlags);
|
---|
1066 | else
|
---|
1067 | {
|
---|
1068 | AssertMsgFailed(("Nothing attached!\n"));
|
---|
1069 | rc = VERR_PDM_NO_DRIVER_ATTACHED;
|
---|
1070 | }
|
---|
1071 |
|
---|
1072 | LogFlow(("pdmR3DrvHlp_Detach: caller='%s'/%d: returns %Rrc\n",
|
---|
1073 | pDrvIns->pReg->szName, pDrvIns->iInstance, rc));
|
---|
1074 | return rc;
|
---|
1075 | }
|
---|
1076 |
|
---|
1077 |
|
---|
1078 | /** @interface_method_impl{PDMDRVHLPR3,pfnDetachSelf} */
|
---|
1079 | static DECLCALLBACK(int) pdmR3DrvHlp_DetachSelf(PPDMDRVINS pDrvIns, uint32_t fFlags)
|
---|
1080 | {
|
---|
1081 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1082 | LogFlow(("pdmR3DrvHlp_DetachSelf: caller='%s'/%d: fFlags=%#x\n",
|
---|
1083 | pDrvIns->pReg->szName, pDrvIns->iInstance, fFlags));
|
---|
1084 | VM_ASSERT_EMT(pDrvIns->Internal.s.pVMR3);
|
---|
1085 |
|
---|
1086 | int rc = pdmR3DrvDetach(pDrvIns, fFlags);
|
---|
1087 |
|
---|
1088 | LogFlow(("pdmR3DrvHlp_Detach: returns %Rrc\n", rc)); /* pDrvIns is freed by now. */
|
---|
1089 | return rc;
|
---|
1090 | }
|
---|
1091 |
|
---|
1092 |
|
---|
1093 | /** @interface_method_impl{PDMDRVHLPR3,pfnMountPrepare} */
|
---|
1094 | static DECLCALLBACK(int) pdmR3DrvHlp_MountPrepare(PPDMDRVINS pDrvIns, const char *pszFilename, const char *pszCoreDriver)
|
---|
1095 | {
|
---|
1096 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1097 | LogFlow(("pdmR3DrvHlp_MountPrepare: caller='%s'/%d: pszFilename=%p:{%s} pszCoreDriver=%p:{%s}\n",
|
---|
1098 | pDrvIns->pReg->szName, pDrvIns->iInstance, pszFilename, pszFilename, pszCoreDriver, pszCoreDriver));
|
---|
1099 | VM_ASSERT_EMT(pDrvIns->Internal.s.pVMR3);
|
---|
1100 |
|
---|
1101 | /*
|
---|
1102 | * Do the caller have anything attached below itself?
|
---|
1103 | */
|
---|
1104 | if (pDrvIns->Internal.s.pDown)
|
---|
1105 | {
|
---|
1106 | AssertMsgFailed(("Cannot prepare a mount when something's attached to you!\n"));
|
---|
1107 | return VERR_PDM_DRIVER_ALREADY_ATTACHED;
|
---|
1108 | }
|
---|
1109 |
|
---|
1110 | /*
|
---|
1111 | * We're asked to prepare, so we'll start off by nuking the
|
---|
1112 | * attached configuration tree.
|
---|
1113 | */
|
---|
1114 | PCFGMNODE pNode = CFGMR3GetChild(pDrvIns->Internal.s.pCfgHandle, "AttachedDriver");
|
---|
1115 | if (pNode)
|
---|
1116 | CFGMR3RemoveNode(pNode);
|
---|
1117 |
|
---|
1118 | /*
|
---|
1119 | * If there is no core driver, we'll have to probe for it.
|
---|
1120 | */
|
---|
1121 | if (!pszCoreDriver)
|
---|
1122 | {
|
---|
1123 | /** @todo implement image probing. */
|
---|
1124 | AssertReleaseMsgFailed(("Not implemented!\n"));
|
---|
1125 | return VERR_NOT_IMPLEMENTED;
|
---|
1126 | }
|
---|
1127 |
|
---|
1128 | /*
|
---|
1129 | * Construct the basic attached driver configuration.
|
---|
1130 | */
|
---|
1131 | int rc = CFGMR3InsertNode(pDrvIns->Internal.s.pCfgHandle, "AttachedDriver", &pNode);
|
---|
1132 | if (RT_SUCCESS(rc))
|
---|
1133 | {
|
---|
1134 | rc = CFGMR3InsertString(pNode, "Driver", pszCoreDriver);
|
---|
1135 | if (RT_SUCCESS(rc))
|
---|
1136 | {
|
---|
1137 | PCFGMNODE pCfg;
|
---|
1138 | rc = CFGMR3InsertNode(pNode, "Config", &pCfg);
|
---|
1139 | if (RT_SUCCESS(rc))
|
---|
1140 | {
|
---|
1141 | rc = CFGMR3InsertString(pCfg, "Path", pszFilename);
|
---|
1142 | if (RT_SUCCESS(rc))
|
---|
1143 | {
|
---|
1144 | LogFlow(("pdmR3DrvHlp_MountPrepare: caller='%s'/%d: returns %Rrc (Driver=%s)\n",
|
---|
1145 | pDrvIns->pReg->szName, pDrvIns->iInstance, rc, pszCoreDriver));
|
---|
1146 | return rc;
|
---|
1147 | }
|
---|
1148 | else
|
---|
1149 | AssertMsgFailed(("Path string insert failed, rc=%Rrc\n", rc));
|
---|
1150 | }
|
---|
1151 | else
|
---|
1152 | AssertMsgFailed(("Config node failed, rc=%Rrc\n", rc));
|
---|
1153 | }
|
---|
1154 | else
|
---|
1155 | AssertMsgFailed(("Driver string insert failed, rc=%Rrc\n", rc));
|
---|
1156 | CFGMR3RemoveNode(pNode);
|
---|
1157 | }
|
---|
1158 | else
|
---|
1159 | AssertMsgFailed(("AttachedDriver node insert failed, rc=%Rrc\n", rc));
|
---|
1160 |
|
---|
1161 | LogFlow(("pdmR3DrvHlp_MountPrepare: caller='%s'/%d: returns %Rrc\n",
|
---|
1162 | pDrvIns->pReg->szName, pDrvIns->iInstance, rc));
|
---|
1163 | return rc;
|
---|
1164 | }
|
---|
1165 |
|
---|
1166 |
|
---|
1167 | /** @interface_method_impl{PDMDRVHLPR3,pfnAssertEMT} */
|
---|
1168 | static DECLCALLBACK(bool) pdmR3DrvHlp_AssertEMT(PPDMDRVINS pDrvIns, const char *pszFile, unsigned iLine, const char *pszFunction)
|
---|
1169 | {
|
---|
1170 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1171 | if (VM_IS_EMT(pDrvIns->Internal.s.pVMR3))
|
---|
1172 | return true;
|
---|
1173 |
|
---|
1174 | char szMsg[100];
|
---|
1175 | RTStrPrintf(szMsg, sizeof(szMsg), "AssertEMT '%s'/%d\n", pDrvIns->pReg->szName, pDrvIns->iInstance);
|
---|
1176 | RTAssertMsg1Weak(szMsg, iLine, pszFile, pszFunction);
|
---|
1177 | AssertBreakpoint();
|
---|
1178 | VM_ASSERT_EMT(pDrvIns->Internal.s.pVMR3);
|
---|
1179 | return false;
|
---|
1180 | }
|
---|
1181 |
|
---|
1182 |
|
---|
1183 | /** @interface_method_impl{PDMDRVHLPR3,pfnAssertOther} */
|
---|
1184 | static DECLCALLBACK(bool) pdmR3DrvHlp_AssertOther(PPDMDRVINS pDrvIns, const char *pszFile, unsigned iLine, const char *pszFunction)
|
---|
1185 | {
|
---|
1186 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1187 | if (!VM_IS_EMT(pDrvIns->Internal.s.pVMR3))
|
---|
1188 | return true;
|
---|
1189 |
|
---|
1190 | char szMsg[100];
|
---|
1191 | RTStrPrintf(szMsg, sizeof(szMsg), "AssertOther '%s'/%d\n", pDrvIns->pReg->szName, pDrvIns->iInstance);
|
---|
1192 | RTAssertMsg1Weak(szMsg, iLine, pszFile, pszFunction);
|
---|
1193 | AssertBreakpoint();
|
---|
1194 | VM_ASSERT_EMT(pDrvIns->Internal.s.pVMR3);
|
---|
1195 | return false;
|
---|
1196 | }
|
---|
1197 |
|
---|
1198 |
|
---|
1199 | /** @interface_method_impl{PDMDRVHLPR3,pfnVMSetErrorV} */
|
---|
1200 | static DECLCALLBACK(int) pdmR3DrvHlp_VMSetErrorV(PPDMDRVINS pDrvIns, int rc, RT_SRC_POS_DECL, const char *pszFormat, va_list va)
|
---|
1201 | {
|
---|
1202 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1203 | int rc2 = VMSetErrorV(pDrvIns->Internal.s.pVMR3, rc, RT_SRC_POS_ARGS, pszFormat, va); Assert(rc2 == rc); NOREF(rc2);
|
---|
1204 | return rc;
|
---|
1205 | }
|
---|
1206 |
|
---|
1207 |
|
---|
1208 | /** @interface_method_impl{PDMDRVHLPR3,pfnVMSetRuntimeErrorV} */
|
---|
1209 | static DECLCALLBACK(int) pdmR3DrvHlp_VMSetRuntimeErrorV(PPDMDRVINS pDrvIns, uint32_t fFlags, const char *pszErrorId, const char *pszFormat, va_list va)
|
---|
1210 | {
|
---|
1211 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1212 | int rc = VMSetRuntimeErrorV(pDrvIns->Internal.s.pVMR3, fFlags, pszErrorId, pszFormat, va);
|
---|
1213 | return rc;
|
---|
1214 | }
|
---|
1215 |
|
---|
1216 |
|
---|
1217 | /** @interface_method_impl{PDMDRVHLPR3,pfnVMState} */
|
---|
1218 | static DECLCALLBACK(VMSTATE) pdmR3DrvHlp_VMState(PPDMDRVINS pDrvIns)
|
---|
1219 | {
|
---|
1220 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1221 |
|
---|
1222 | VMSTATE enmVMState = VMR3GetState(pDrvIns->Internal.s.pVMR3);
|
---|
1223 |
|
---|
1224 | LogFlow(("pdmR3DrvHlp_VMState: caller='%s'/%d: returns %d (%s)\n", pDrvIns->pReg->szName, pDrvIns->iInstance,
|
---|
1225 | enmVMState, VMR3GetStateName(enmVMState)));
|
---|
1226 | return enmVMState;
|
---|
1227 | }
|
---|
1228 |
|
---|
1229 |
|
---|
1230 | /** @interface_method_impl{PDMDRVHLPR3,pfnVMTeleportedAndNotFullyResumedYet} */
|
---|
1231 | static DECLCALLBACK(bool) pdmR3DrvHlp_VMTeleportedAndNotFullyResumedYet(PPDMDRVINS pDrvIns)
|
---|
1232 | {
|
---|
1233 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1234 |
|
---|
1235 | bool fRc = VMR3TeleportedAndNotFullyResumedYet(pDrvIns->Internal.s.pVMR3);
|
---|
1236 |
|
---|
1237 | LogFlow(("pdmR3DrvHlp_VMState: caller='%s'/%d: returns %RTbool)\n", pDrvIns->pReg->szName, pDrvIns->iInstance,
|
---|
1238 | fRc));
|
---|
1239 | return fRc;
|
---|
1240 | }
|
---|
1241 |
|
---|
1242 |
|
---|
1243 | /** @interface_method_impl{PDMDRVHLPR3,pfnGetSupDrvSession} */
|
---|
1244 | static DECLCALLBACK(PSUPDRVSESSION) pdmR3DrvHlp_GetSupDrvSession(PPDMDRVINS pDrvIns)
|
---|
1245 | {
|
---|
1246 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1247 |
|
---|
1248 | PSUPDRVSESSION pSession = pDrvIns->Internal.s.pVMR3->pSession;
|
---|
1249 | LogFlow(("pdmR3DrvHlp_GetSupDrvSession: caller='%s'/%d: returns %p)\n", pDrvIns->pReg->szName, pDrvIns->iInstance,
|
---|
1250 | pSession));
|
---|
1251 | return pSession;
|
---|
1252 | }
|
---|
1253 |
|
---|
1254 |
|
---|
1255 | /** @interface_method_impl{PDMDRVHLPR3,pfnQueueCreate} */
|
---|
1256 | static DECLCALLBACK(int) pdmR3DrvHlp_QueueCreate(PPDMDRVINS pDrvIns, uint32_t cbItem, uint32_t cItems, uint32_t cMilliesInterval,
|
---|
1257 | PFNPDMQUEUEDRV pfnCallback, const char *pszName, PPDMQUEUE *ppQueue)
|
---|
1258 | {
|
---|
1259 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1260 | LogFlow(("pdmR3DrvHlp_PDMQueueCreate: caller='%s'/%d: cbItem=%d cItems=%d cMilliesInterval=%d pfnCallback=%p pszName=%p:{%s} ppQueue=%p\n",
|
---|
1261 | pDrvIns->pReg->szName, pDrvIns->iInstance, cbItem, cItems, cMilliesInterval, pfnCallback, pszName, pszName, ppQueue));
|
---|
1262 | PVM pVM = pDrvIns->Internal.s.pVMR3;
|
---|
1263 | VM_ASSERT_EMT(pVM);
|
---|
1264 |
|
---|
1265 | if (pDrvIns->iInstance > 0)
|
---|
1266 | {
|
---|
1267 | pszName = MMR3HeapAPrintf(pVM, MM_TAG_PDM_DRIVER_DESC, "%s_%u", pszName, pDrvIns->iInstance);
|
---|
1268 | AssertLogRelReturn(pszName, VERR_NO_MEMORY);
|
---|
1269 | }
|
---|
1270 |
|
---|
1271 | int rc = PDMR3QueueCreateDriver(pVM, pDrvIns, cbItem, cItems, cMilliesInterval, pfnCallback, pszName, ppQueue);
|
---|
1272 |
|
---|
1273 | LogFlow(("pdmR3DrvHlp_PDMQueueCreate: caller='%s'/%d: returns %Rrc *ppQueue=%p\n", pDrvIns->pReg->szName, pDrvIns->iInstance, rc, *ppQueue));
|
---|
1274 | return rc;
|
---|
1275 | }
|
---|
1276 |
|
---|
1277 |
|
---|
1278 | /** @interface_method_impl{PDMDRVHLPR3,pfnTMGetVirtualFreq} */
|
---|
1279 | static DECLCALLBACK(uint64_t) pdmR3DrvHlp_TMGetVirtualFreq(PPDMDRVINS pDrvIns)
|
---|
1280 | {
|
---|
1281 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1282 |
|
---|
1283 | return TMVirtualGetFreq(pDrvIns->Internal.s.pVMR3);
|
---|
1284 | }
|
---|
1285 |
|
---|
1286 |
|
---|
1287 | /** @interface_method_impl{PDMDRVHLPR3,pfnTMGetVirtualTime} */
|
---|
1288 | static DECLCALLBACK(uint64_t) pdmR3DrvHlp_TMGetVirtualTime(PPDMDRVINS pDrvIns)
|
---|
1289 | {
|
---|
1290 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1291 |
|
---|
1292 | return TMVirtualGet(pDrvIns->Internal.s.pVMR3);
|
---|
1293 | }
|
---|
1294 |
|
---|
1295 |
|
---|
1296 | /** @interface_method_impl{PDMDRVHLPR3,pfnTimerCreate} */
|
---|
1297 | static DECLCALLBACK(int) pdmR3DrvHlp_TimerCreate(PPDMDRVINS pDrvIns, TMCLOCK enmClock, PFNTMTIMERDRV pfnCallback, void *pvUser,
|
---|
1298 | uint32_t fFlags, const char *pszDesc, PTMTIMERHANDLE phTimer)
|
---|
1299 | {
|
---|
1300 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1301 | LogFlow(("pdmR3DrvHlp_TimerCreate: caller='%s'/%d: enmClock=%d pfnCallback=%p pvUser=%p fFlags=%#x pszDesc=%p:{%s} phTimer=%p\n",
|
---|
1302 | pDrvIns->pReg->szName, pDrvIns->iInstance, enmClock, pfnCallback, pvUser, fFlags, pszDesc, pszDesc, phTimer));
|
---|
1303 |
|
---|
1304 | /* Mangle the timer name if there are more than once instance of this driver. */
|
---|
1305 | char szName[32];
|
---|
1306 | AssertReturn(strlen(pszDesc) < sizeof(szName) - 3, VERR_INVALID_NAME);
|
---|
1307 | if (pDrvIns->iInstance > 0)
|
---|
1308 | {
|
---|
1309 | RTStrPrintf(szName, sizeof(szName), "%s[%u]", pszDesc, pDrvIns->iInstance);
|
---|
1310 | pszDesc = szName;
|
---|
1311 | }
|
---|
1312 |
|
---|
1313 | /* Clear the ring-0 flag if the driver isn't configured for ring-0. */
|
---|
1314 | if (fFlags & TMTIMER_FLAGS_RING0)
|
---|
1315 | {
|
---|
1316 | AssertReturn(!(fFlags & TMTIMER_FLAGS_NO_RING0), VERR_INVALID_FLAGS);
|
---|
1317 | Assert(pDrvIns->Internal.s.pDrv->pReg->fFlags & PDM_DRVREG_FLAGS_R0);
|
---|
1318 | /* if (!(pDrvIns->Internal.s.fIntFlags & PDMDRVINSINT_FLAGS_R0_ENABLED)) */ /** @todo PDMDRVINSINT_FLAGS_R0_ENABLED? */
|
---|
1319 | fFlags = (fFlags & ~TMTIMER_FLAGS_RING0) | TMTIMER_FLAGS_NO_RING0;
|
---|
1320 | }
|
---|
1321 | else
|
---|
1322 | fFlags |= TMTIMER_FLAGS_NO_RING0;
|
---|
1323 |
|
---|
1324 | int rc = TMR3TimerCreateDriver(pDrvIns->Internal.s.pVMR3, pDrvIns, enmClock, pfnCallback, pvUser, fFlags, pszDesc, phTimer);
|
---|
1325 |
|
---|
1326 | LogFlow(("pdmR3DrvHlp_TMTimerCreate: caller='%s'/%d: returns %Rrc *phTimer=%p\n", pDrvIns->pReg->szName, pDrvIns->iInstance, rc, *phTimer));
|
---|
1327 | return rc;
|
---|
1328 | }
|
---|
1329 |
|
---|
1330 |
|
---|
1331 | /** @interface_method_impl{PDMDRVHLPR3,pfnTimerSetMillies} */
|
---|
1332 | static DECLCALLBACK(int) pdmR3DrvHlp_TimerSetMillies(PPDMDRVINS pDrvIns, TMTIMERHANDLE hTimer, uint64_t cMilliesToNext)
|
---|
1333 | {
|
---|
1334 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1335 | return TMTimerSetMillies(pDrvIns->Internal.s.pVMR3, hTimer, cMilliesToNext);
|
---|
1336 | }
|
---|
1337 |
|
---|
1338 |
|
---|
1339 | /** @interface_method_impl{PDMDRVHLPR3,pfnSSMRegister} */
|
---|
1340 | static DECLCALLBACK(int) pdmR3DrvHlp_SSMRegister(PPDMDRVINS pDrvIns, uint32_t uVersion, size_t cbGuess,
|
---|
1341 | PFNSSMDRVLIVEPREP pfnLivePrep, PFNSSMDRVLIVEEXEC pfnLiveExec, PFNSSMDRVLIVEVOTE pfnLiveVote,
|
---|
1342 | PFNSSMDRVSAVEPREP pfnSavePrep, PFNSSMDRVSAVEEXEC pfnSaveExec, PFNSSMDRVSAVEDONE pfnSaveDone,
|
---|
1343 | PFNSSMDRVLOADPREP pfnLoadPrep, PFNSSMDRVLOADEXEC pfnLoadExec, PFNSSMDRVLOADDONE pfnLoadDone)
|
---|
1344 | {
|
---|
1345 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1346 | VM_ASSERT_EMT(pDrvIns->Internal.s.pVMR3);
|
---|
1347 | LogFlow(("pdmR3DrvHlp_SSMRegister: caller='%s'/%d: uVersion=%#x cbGuess=%#x \n"
|
---|
1348 | " pfnLivePrep=%p pfnLiveExec=%p pfnLiveVote=%p pfnSavePrep=%p pfnSaveExec=%p pfnSaveDone=%p pszLoadPrep=%p pfnLoadExec=%p pfnLoaddone=%p\n",
|
---|
1349 | pDrvIns->pReg->szName, pDrvIns->iInstance, uVersion, cbGuess,
|
---|
1350 | pfnLivePrep, pfnLiveExec, pfnLiveVote,
|
---|
1351 | pfnSavePrep, pfnSaveExec, pfnSaveDone, pfnLoadPrep, pfnLoadExec, pfnLoadDone));
|
---|
1352 |
|
---|
1353 | int rc = SSMR3RegisterDriver(pDrvIns->Internal.s.pVMR3, pDrvIns, pDrvIns->pReg->szName, pDrvIns->iInstance,
|
---|
1354 | uVersion, cbGuess,
|
---|
1355 | pfnLivePrep, pfnLiveExec, pfnLiveVote,
|
---|
1356 | pfnSavePrep, pfnSaveExec, pfnSaveDone,
|
---|
1357 | pfnLoadPrep, pfnLoadExec, pfnLoadDone);
|
---|
1358 |
|
---|
1359 | LogFlow(("pdmR3DrvHlp_SSMRegister: caller='%s'/%d: returns %Rrc\n", pDrvIns->pReg->szName, pDrvIns->iInstance, rc));
|
---|
1360 | return rc;
|
---|
1361 | }
|
---|
1362 |
|
---|
1363 |
|
---|
1364 | /** @interface_method_impl{PDMDRVHLPR3,pfnSSMDeregister} */
|
---|
1365 | static DECLCALLBACK(int) pdmR3DrvHlp_SSMDeregister(PPDMDRVINS pDrvIns, const char *pszName, uint32_t uInstance)
|
---|
1366 | {
|
---|
1367 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1368 | VM_ASSERT_EMT(pDrvIns->Internal.s.pVMR3);
|
---|
1369 | LogFlow(("pdmR3DrvHlp_SSMDeregister: caller='%s'/%d: pszName=%p:{%s} uInstance=%#x\n",
|
---|
1370 | pDrvIns->pReg->szName, pDrvIns->iInstance, pszName, pszName, uInstance));
|
---|
1371 |
|
---|
1372 | int rc = SSMR3DeregisterDriver(pDrvIns->Internal.s.pVMR3, pDrvIns, pszName, uInstance);
|
---|
1373 |
|
---|
1374 | LogFlow(("pdmR3DrvHlp_SSMDeregister: caller='%s'/%d: returns %Rrc\n", pDrvIns->pReg->szName, pDrvIns->iInstance, rc));
|
---|
1375 | return rc;
|
---|
1376 | }
|
---|
1377 |
|
---|
1378 |
|
---|
1379 | /** @interface_method_impl{PDMDRVHLPR3,pfnDBGFInfoRegister} */
|
---|
1380 | static DECLCALLBACK(int) pdmR3DrvHlp_DBGFInfoRegister(PPDMDRVINS pDrvIns, const char *pszName, const char *pszDesc, PFNDBGFHANDLERDRV pfnHandler)
|
---|
1381 | {
|
---|
1382 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1383 | LogFlow(("pdmR3DrvHlp_DBGFInfoRegister: caller='%s'/%d: pszName=%p:{%s} pszDesc=%p:{%s} pfnHandler=%p\n",
|
---|
1384 | pDrvIns->pReg->szName, pDrvIns->iInstance, pszName, pszName, pszDesc, pszDesc, pfnHandler));
|
---|
1385 |
|
---|
1386 | int rc = DBGFR3InfoRegisterDriver(pDrvIns->Internal.s.pVMR3, pszName, pszDesc, pfnHandler, pDrvIns);
|
---|
1387 |
|
---|
1388 | LogFlow(("pdmR3DrvHlp_DBGFInfoRegister: caller='%s'/%d: returns %Rrc\n", pDrvIns->pReg->szName, pDrvIns->iInstance, rc));
|
---|
1389 | return rc;
|
---|
1390 | }
|
---|
1391 |
|
---|
1392 |
|
---|
1393 | /** @interface_method_impl{PDMDRVHLPR3,pfnDBGFInfoRegisterArgv} */
|
---|
1394 | static DECLCALLBACK(int) pdmR3DrvHlp_DBGFInfoRegisterArgv(PPDMDRVINS pDrvIns, const char *pszName, const char *pszDesc, PFNDBGFINFOARGVDRV pfnHandler)
|
---|
1395 | {
|
---|
1396 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1397 | LogFlow(("pdmR3DrvHlp_DBGFInfoRegisterArgv: caller='%s'/%d: pszName=%p:{%s} pszDesc=%p:{%s} pfnHandler=%p\n",
|
---|
1398 | pDrvIns->pReg->szName, pDrvIns->iInstance, pszName, pszName, pszDesc, pszDesc, pfnHandler));
|
---|
1399 |
|
---|
1400 | int rc = DBGFR3InfoRegisterDriverArgv(pDrvIns->Internal.s.pVMR3, pszName, pszDesc, pfnHandler, pDrvIns);
|
---|
1401 |
|
---|
1402 | LogFlow(("pdmR3DrvHlp_DBGFInfoRegisterArgv: caller='%s'/%d: returns %Rrc\n", pDrvIns->pReg->szName, pDrvIns->iInstance, rc));
|
---|
1403 | return rc;
|
---|
1404 | }
|
---|
1405 |
|
---|
1406 |
|
---|
1407 | /** @interface_method_impl{PDMDRVHLPR3,pfnDBGFInfoDeregister} */
|
---|
1408 | static DECLCALLBACK(int) pdmR3DrvHlp_DBGFInfoDeregister(PPDMDRVINS pDrvIns, const char *pszName)
|
---|
1409 | {
|
---|
1410 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1411 | LogFlow(("pdmR3DrvHlp_DBGFInfoDeregister: caller='%s'/%d: pszName=%p:{%s}\n",
|
---|
1412 | pDrvIns->pReg->szName, pDrvIns->iInstance, pszName, pszName));
|
---|
1413 |
|
---|
1414 | int rc = DBGFR3InfoDeregisterDriver(pDrvIns->Internal.s.pVMR3, pDrvIns, pszName);
|
---|
1415 |
|
---|
1416 | LogFlow(("pdmR3DrvHlp_DBGFInfoDeregister: caller='%s'/%d: returns %Rrc\n", pDrvIns->pReg->szName, pDrvIns->iInstance, rc));
|
---|
1417 |
|
---|
1418 | return rc;
|
---|
1419 | }
|
---|
1420 |
|
---|
1421 |
|
---|
1422 | /** @interface_method_impl{PDMDRVHLPR3,pfnSTAMRegister} */
|
---|
1423 | static DECLCALLBACK(void) pdmR3DrvHlp_STAMRegister(PPDMDRVINS pDrvIns, void *pvSample, STAMTYPE enmType, const char *pszName,
|
---|
1424 | STAMUNIT enmUnit, const char *pszDesc)
|
---|
1425 | {
|
---|
1426 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1427 | PVM pVM = pDrvIns->Internal.s.pVMR3;
|
---|
1428 | VM_ASSERT_EMT(pVM);
|
---|
1429 |
|
---|
1430 | #ifdef VBOX_WITH_STATISTICS /** @todo rework this to always be compiled in */
|
---|
1431 | if (*pszName == '/')
|
---|
1432 | STAM_REG(pDrvIns->Internal.s.pVMR3, pvSample, enmType, pszName, enmUnit, pszDesc);
|
---|
1433 | else
|
---|
1434 | STAMR3RegisterF(pVM, pvSample, enmType, STAMVISIBILITY_ALWAYS, enmUnit, pszDesc,
|
---|
1435 | "/Drivers/%s-%u/%s", pDrvIns->pReg->szName, pDrvIns->iInstance, pszName);
|
---|
1436 | #else
|
---|
1437 | RT_NOREF(pDrvIns, pvSample, enmType, pszName, enmUnit, pszDesc, pVM);
|
---|
1438 | #endif
|
---|
1439 | }
|
---|
1440 |
|
---|
1441 |
|
---|
1442 | /** @interface_method_impl{PDMDRVHLPR3,pfnSTAMRegisterV} */
|
---|
1443 | static DECLCALLBACK(void) pdmR3DrvHlp_STAMRegisterV(PPDMDRVINS pDrvIns, void *pvSample, STAMTYPE enmType, STAMVISIBILITY enmVisibility,
|
---|
1444 | STAMUNIT enmUnit, const char *pszDesc, const char *pszName, va_list args)
|
---|
1445 | {
|
---|
1446 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1447 | PVM pVM = pDrvIns->Internal.s.pVMR3;
|
---|
1448 | VM_ASSERT_EMT(pVM);
|
---|
1449 |
|
---|
1450 | int rc;
|
---|
1451 | if (*pszName == '/')
|
---|
1452 | rc = STAMR3RegisterV(pVM, pvSample, enmType, enmVisibility, enmUnit, pszDesc, pszName, args);
|
---|
1453 | else
|
---|
1454 | {
|
---|
1455 | /* We need to format it to check whether it starts with a
|
---|
1456 | slash or not (will rework this later). */
|
---|
1457 | char szFormatted[2048];
|
---|
1458 | ssize_t cchBase = RTStrPrintf2(szFormatted, sizeof(szFormatted) - 1024, "/Drivers/%s-%u/",
|
---|
1459 | pDrvIns->pReg->szName, pDrvIns->iInstance);
|
---|
1460 | AssertReturnVoid(cchBase > 0);
|
---|
1461 |
|
---|
1462 | ssize_t cch2 = RTStrPrintf2V(&szFormatted[cchBase], sizeof(szFormatted) - cchBase, pszName, args);
|
---|
1463 | AssertReturnVoid(cch2 > 0);
|
---|
1464 |
|
---|
1465 | rc = STAMR3Register(pVM, pvSample, enmType, enmVisibility,
|
---|
1466 | &szFormatted[szFormatted[cchBase] == '/' ? cchBase : 0], enmUnit, pszDesc);
|
---|
1467 | }
|
---|
1468 | AssertRC(rc);
|
---|
1469 | }
|
---|
1470 |
|
---|
1471 |
|
---|
1472 | /** @interface_method_impl{PDMDRVHLPR3,pfnSTAMRegisterF} */
|
---|
1473 | static DECLCALLBACK(void) pdmR3DrvHlp_STAMRegisterF(PPDMDRVINS pDrvIns, void *pvSample, STAMTYPE enmType, STAMVISIBILITY enmVisibility,
|
---|
1474 | STAMUNIT enmUnit, const char *pszDesc, const char *pszName, ...)
|
---|
1475 | {
|
---|
1476 | va_list va;
|
---|
1477 | va_start(va, pszName);
|
---|
1478 | pdmR3DrvHlp_STAMRegisterV(pDrvIns, pvSample, enmType, enmVisibility, enmUnit, pszDesc, pszName, va);
|
---|
1479 | va_end(va);
|
---|
1480 | }
|
---|
1481 |
|
---|
1482 |
|
---|
1483 | /** @interface_method_impl{PDMDRVHLPR3,pfnSTAMDeregister} */
|
---|
1484 | static DECLCALLBACK(int) pdmR3DrvHlp_STAMDeregister(PPDMDRVINS pDrvIns, void *pvSample)
|
---|
1485 | {
|
---|
1486 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1487 | VM_ASSERT_EMT(pDrvIns->Internal.s.pVMR3);
|
---|
1488 |
|
---|
1489 | return STAMR3DeregisterByAddr(pDrvIns->Internal.s.pVMR3->pUVM, pvSample);
|
---|
1490 | }
|
---|
1491 |
|
---|
1492 |
|
---|
1493 | /** @interface_method_impl{PDMDRVHLPR3,pfnSTAMDeregisterByPrefix} */
|
---|
1494 | static DECLCALLBACK(int) pdmR3DrvHlp_STAMDeregisterByPrefix(PPDMDRVINS pDrvIns, const char *pszPrefix)
|
---|
1495 | {
|
---|
1496 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1497 |
|
---|
1498 | if (*pszPrefix == '/')
|
---|
1499 | return STAMR3DeregisterByPrefix(pDrvIns->Internal.s.pVMR3->pUVM, pszPrefix);
|
---|
1500 |
|
---|
1501 | char szTmp[2048];
|
---|
1502 | ssize_t cch = RTStrPrintf2(szTmp, sizeof(szTmp), "/Drivers/%s-%u/%s", pDrvIns->pReg->szName, pDrvIns->iInstance, pszPrefix);
|
---|
1503 | AssertReturn(cch > 0, VERR_BUFFER_OVERFLOW);
|
---|
1504 | return STAMR3DeregisterByPrefix(pDrvIns->Internal.s.pVMR3->pUVM, szTmp);
|
---|
1505 | }
|
---|
1506 |
|
---|
1507 |
|
---|
1508 | /** @interface_method_impl{PDMDRVHLPR3,pfnSUPCallVMMR0Ex} */
|
---|
1509 | static DECLCALLBACK(int) pdmR3DrvHlp_SUPCallVMMR0Ex(PPDMDRVINS pDrvIns, unsigned uOperation, void *pvArg, unsigned cbArg)
|
---|
1510 | {
|
---|
1511 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1512 | LogFlow(("pdmR3DrvHlp_SSMCallVMMR0Ex: caller='%s'/%d: uOperation=%u pvArg=%p cbArg=%d\n",
|
---|
1513 | pDrvIns->pReg->szName, pDrvIns->iInstance, uOperation, pvArg, cbArg));
|
---|
1514 | RT_NOREF_PV(cbArg);
|
---|
1515 |
|
---|
1516 | int rc;
|
---|
1517 | if ( uOperation >= VMMR0_DO_SRV_START
|
---|
1518 | && uOperation < VMMR0_DO_SRV_END)
|
---|
1519 | rc = SUPR3CallVMMR0Ex(VMCC_GET_VMR0_FOR_CALL(pDrvIns->Internal.s.pVMR3), NIL_VMCPUID, uOperation, 0, (PSUPVMMR0REQHDR)pvArg);
|
---|
1520 | else
|
---|
1521 | {
|
---|
1522 | AssertMsgFailed(("Invalid uOperation=%u\n", uOperation));
|
---|
1523 | rc = VERR_INVALID_PARAMETER;
|
---|
1524 | }
|
---|
1525 |
|
---|
1526 | LogFlow(("pdmR3DrvHlp_SUPCallVMMR0Ex: caller='%s'/%d: returns %Rrc\n", pDrvIns->pReg->szName, pDrvIns->iInstance, rc));
|
---|
1527 | return rc;
|
---|
1528 | }
|
---|
1529 |
|
---|
1530 |
|
---|
1531 | /** @interface_method_impl{PDMDRVHLPR3,pfnUSBRegisterHub} */
|
---|
1532 | static DECLCALLBACK(int) pdmR3DrvHlp_USBRegisterHub(PPDMDRVINS pDrvIns, uint32_t fVersions, uint32_t cPorts, PCPDMUSBHUBREG pUsbHubReg, PPCPDMUSBHUBHLP ppUsbHubHlp)
|
---|
1533 | {
|
---|
1534 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1535 | VM_ASSERT_EMT(pDrvIns->Internal.s.pVMR3);
|
---|
1536 | LogFlow(("pdmR3DrvHlp_USBRegisterHub: caller='%s'/%d: fVersions=%#x cPorts=%#x pUsbHubReg=%p ppUsbHubHlp=%p\n",
|
---|
1537 | pDrvIns->pReg->szName, pDrvIns->iInstance, fVersions, cPorts, pUsbHubReg, ppUsbHubHlp));
|
---|
1538 |
|
---|
1539 | #ifdef VBOX_WITH_USB
|
---|
1540 | int rc = pdmR3UsbRegisterHub(pDrvIns->Internal.s.pVMR3, pDrvIns, fVersions, cPorts, pUsbHubReg, ppUsbHubHlp);
|
---|
1541 | #else
|
---|
1542 | int rc = VERR_NOT_SUPPORTED;
|
---|
1543 | #endif
|
---|
1544 |
|
---|
1545 | LogFlow(("pdmR3DrvHlp_USBRegisterHub: caller='%s'/%d: returns %Rrc\n", pDrvIns->pReg->szName, pDrvIns->iInstance, rc));
|
---|
1546 | return rc;
|
---|
1547 | }
|
---|
1548 |
|
---|
1549 |
|
---|
1550 | /** @interface_method_impl{PDMDRVHLPR3,pfnSetAsyncNotification} */
|
---|
1551 | static DECLCALLBACK(int) pdmR3DrvHlp_SetAsyncNotification(PPDMDRVINS pDrvIns, PFNPDMDRVASYNCNOTIFY pfnAsyncNotify)
|
---|
1552 | {
|
---|
1553 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1554 | VM_ASSERT_EMT0(pDrvIns->Internal.s.pVMR3);
|
---|
1555 | LogFlow(("pdmR3DrvHlp_SetAsyncNotification: caller='%s'/%d: pfnAsyncNotify=%p\n", pDrvIns->pReg->szName, pDrvIns->iInstance, pfnAsyncNotify));
|
---|
1556 |
|
---|
1557 | int rc = VINF_SUCCESS;
|
---|
1558 | AssertStmt(pfnAsyncNotify, rc = VERR_INVALID_PARAMETER);
|
---|
1559 | AssertStmt(!pDrvIns->Internal.s.pfnAsyncNotify, rc = VERR_WRONG_ORDER);
|
---|
1560 | AssertStmt(pDrvIns->Internal.s.fVMSuspended || pDrvIns->Internal.s.fVMReset, rc = VERR_WRONG_ORDER);
|
---|
1561 | VMSTATE enmVMState = VMR3GetState(pDrvIns->Internal.s.pVMR3);
|
---|
1562 | AssertStmt( enmVMState == VMSTATE_SUSPENDING
|
---|
1563 | || enmVMState == VMSTATE_SUSPENDING_EXT_LS
|
---|
1564 | || enmVMState == VMSTATE_SUSPENDING_LS
|
---|
1565 | || enmVMState == VMSTATE_RESETTING
|
---|
1566 | || enmVMState == VMSTATE_RESETTING_LS
|
---|
1567 | || enmVMState == VMSTATE_POWERING_OFF
|
---|
1568 | || enmVMState == VMSTATE_POWERING_OFF_LS,
|
---|
1569 | rc = VERR_INVALID_STATE);
|
---|
1570 |
|
---|
1571 | if (RT_SUCCESS(rc))
|
---|
1572 | pDrvIns->Internal.s.pfnAsyncNotify = pfnAsyncNotify;
|
---|
1573 |
|
---|
1574 | LogFlow(("pdmR3DrvHlp_SetAsyncNotification: caller='%s'/%d: returns %Rrc\n", pDrvIns->pReg->szName, pDrvIns->iInstance, rc));
|
---|
1575 | return rc;
|
---|
1576 | }
|
---|
1577 |
|
---|
1578 |
|
---|
1579 | /** @interface_method_impl{PDMDRVHLPR3,pfnAsyncNotificationCompleted} */
|
---|
1580 | static DECLCALLBACK(void) pdmR3DrvHlp_AsyncNotificationCompleted(PPDMDRVINS pDrvIns)
|
---|
1581 | {
|
---|
1582 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1583 | PVM pVM = pDrvIns->Internal.s.pVMR3;
|
---|
1584 |
|
---|
1585 | VMSTATE enmVMState = VMR3GetState(pVM);
|
---|
1586 | if ( enmVMState == VMSTATE_SUSPENDING
|
---|
1587 | || enmVMState == VMSTATE_SUSPENDING_EXT_LS
|
---|
1588 | || enmVMState == VMSTATE_SUSPENDING_LS
|
---|
1589 | || enmVMState == VMSTATE_RESETTING
|
---|
1590 | || enmVMState == VMSTATE_RESETTING_LS
|
---|
1591 | || enmVMState == VMSTATE_POWERING_OFF
|
---|
1592 | || enmVMState == VMSTATE_POWERING_OFF_LS)
|
---|
1593 | {
|
---|
1594 | LogFlow(("pdmR3DrvHlp_AsyncNotificationCompleted: caller='%s'/%d:\n", pDrvIns->pReg->szName, pDrvIns->iInstance));
|
---|
1595 | VMR3AsyncPdmNotificationWakeupU(pVM->pUVM);
|
---|
1596 | }
|
---|
1597 | else
|
---|
1598 | LogFlow(("pdmR3DrvHlp_AsyncNotificationCompleted: caller='%s'/%d: enmVMState=%d\n", pDrvIns->pReg->szName, pDrvIns->iInstance, enmVMState));
|
---|
1599 | }
|
---|
1600 |
|
---|
1601 |
|
---|
1602 | /** @interface_method_impl{PDMDRVHLPR3,pfnThreadCreate} */
|
---|
1603 | static DECLCALLBACK(int) pdmR3DrvHlp_ThreadCreate(PPDMDRVINS pDrvIns, PPPDMTHREAD ppThread, void *pvUser, PFNPDMTHREADDRV pfnThread,
|
---|
1604 | PFNPDMTHREADWAKEUPDRV pfnWakeup, size_t cbStack, RTTHREADTYPE enmType, const char *pszName)
|
---|
1605 | {
|
---|
1606 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1607 | VM_ASSERT_EMT(pDrvIns->Internal.s.pVMR3);
|
---|
1608 | LogFlow(("pdmR3DrvHlp_ThreadCreate: caller='%s'/%d: ppThread=%p pvUser=%p pfnThread=%p pfnWakeup=%p cbStack=%#zx enmType=%d pszName=%p:{%s}\n",
|
---|
1609 | pDrvIns->pReg->szName, pDrvIns->iInstance, ppThread, pvUser, pfnThread, pfnWakeup, cbStack, enmType, pszName, pszName));
|
---|
1610 |
|
---|
1611 | int rc = pdmR3ThreadCreateDriver(pDrvIns->Internal.s.pVMR3, pDrvIns, ppThread, pvUser, pfnThread, pfnWakeup, cbStack, enmType, pszName);
|
---|
1612 |
|
---|
1613 | LogFlow(("pdmR3DrvHlp_ThreadCreate: caller='%s'/%d: returns %Rrc *ppThread=%RTthrd\n", pDrvIns->pReg->szName, pDrvIns->iInstance,
|
---|
1614 | rc, *ppThread));
|
---|
1615 | return rc;
|
---|
1616 | }
|
---|
1617 |
|
---|
1618 |
|
---|
1619 | /** @interface_method_impl{PDMDRVHLPR3,pfnAsyncCompletionTemplateCreate} */
|
---|
1620 | static DECLCALLBACK(int) pdmR3DrvHlp_AsyncCompletionTemplateCreate(PPDMDRVINS pDrvIns, PPPDMASYNCCOMPLETIONTEMPLATE ppTemplate,
|
---|
1621 | PFNPDMASYNCCOMPLETEDRV pfnCompleted, void *pvTemplateUser,
|
---|
1622 | const char *pszDesc)
|
---|
1623 | {
|
---|
1624 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1625 | LogFlow(("pdmR3DrvHlp_AsyncCompletionTemplateCreate: caller='%s'/%d: ppTemplate=%p pfnCompleted=%p pszDesc=%p:{%s}\n",
|
---|
1626 | pDrvIns->pReg->szName, pDrvIns->iInstance, ppTemplate, pfnCompleted, pszDesc, pszDesc));
|
---|
1627 |
|
---|
1628 | int rc = pdmR3AsyncCompletionTemplateCreateDriver(pDrvIns->Internal.s.pVMR3, pDrvIns, ppTemplate, pfnCompleted, pvTemplateUser, pszDesc);
|
---|
1629 |
|
---|
1630 | LogFlow(("pdmR3DrvHlp_AsyncCompletionTemplateCreate: caller='%s'/%d: returns %Rrc *ppThread=%p\n", pDrvIns->pReg->szName,
|
---|
1631 | pDrvIns->iInstance, rc, *ppTemplate));
|
---|
1632 | return rc;
|
---|
1633 | }
|
---|
1634 |
|
---|
1635 |
|
---|
1636 | /** @interface_method_impl{PDMDRVHLPR3,pfnNetShaperAttach} */
|
---|
1637 | static DECLCALLBACK(int) pdmR3DrvHlp_NetShaperAttach(PPDMDRVINS pDrvIns, const char *pszBwGroup, PPDMNSFILTER pFilter)
|
---|
1638 | {
|
---|
1639 | #ifdef VBOX_WITH_NETSHAPER
|
---|
1640 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1641 | LogFlow(("pdmR3DrvHlp_NetShaperAttach: caller='%s'/%d: pFilter=%p pszBwGroup=%p:{%s}\n",
|
---|
1642 | pDrvIns->pReg->szName, pDrvIns->iInstance, pFilter, pszBwGroup, pszBwGroup));
|
---|
1643 |
|
---|
1644 | int rc = PDMR3NsAttach(pDrvIns->Internal.s.pVMR3->pUVM, pDrvIns, pszBwGroup, pFilter);
|
---|
1645 |
|
---|
1646 | LogFlow(("pdmR3DrvHlp_NetShaperAttach: caller='%s'/%d: returns %Rrc\n", pDrvIns->pReg->szName,
|
---|
1647 | pDrvIns->iInstance, rc));
|
---|
1648 | return rc;
|
---|
1649 | #else
|
---|
1650 | RT_NOREF(pDrvIns, pszBwGroup, pFilter);
|
---|
1651 | return VERR_NOT_IMPLEMENTED;
|
---|
1652 | #endif
|
---|
1653 | }
|
---|
1654 |
|
---|
1655 |
|
---|
1656 | /** @interface_method_impl{PDMDRVHLPR3,pfnNetShaperDetach} */
|
---|
1657 | static DECLCALLBACK(int) pdmR3DrvHlp_NetShaperDetach(PPDMDRVINS pDrvIns, PPDMNSFILTER pFilter)
|
---|
1658 | {
|
---|
1659 | #ifdef VBOX_WITH_NETSHAPER
|
---|
1660 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1661 | LogFlow(("pdmR3DrvHlp_NetShaperDetach: caller='%s'/%d: pFilter=%p\n",
|
---|
1662 | pDrvIns->pReg->szName, pDrvIns->iInstance, pFilter));
|
---|
1663 |
|
---|
1664 | int rc = PDMR3NsDetach(pDrvIns->Internal.s.pVMR3->pUVM, pDrvIns, pFilter);
|
---|
1665 |
|
---|
1666 | LogFlow(("pdmR3DrvHlp_NetShaperDetach: caller='%s'/%d: returns %Rrc\n", pDrvIns->pReg->szName,
|
---|
1667 | pDrvIns->iInstance, rc));
|
---|
1668 | return rc;
|
---|
1669 | #else
|
---|
1670 | RT_NOREF(pDrvIns, pFilter);
|
---|
1671 | return VERR_NOT_IMPLEMENTED;
|
---|
1672 | #endif
|
---|
1673 | }
|
---|
1674 |
|
---|
1675 |
|
---|
1676 | /** @interface_method_impl{PDMDRVHLPR3,pfnNetShaperAllocateBandwidth} */
|
---|
1677 | static DECLCALLBACK(bool) pdmR3DrvHlp_NetShaperAllocateBandwidth(PPDMDRVINS pDrvIns, PPDMNSFILTER pFilter, size_t cbTransfer)
|
---|
1678 | {
|
---|
1679 | #ifdef VBOX_WITH_NETSHAPER
|
---|
1680 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1681 | LogFlow(("pdmR3DrvHlp_NetShaperDetach: caller='%s'/%d: pFilter=%p cbTransfer=%#zx\n",
|
---|
1682 | pDrvIns->pReg->szName, pDrvIns->iInstance, pFilter, cbTransfer));
|
---|
1683 |
|
---|
1684 | bool const fRc = PDMNetShaperAllocateBandwidth(pDrvIns->Internal.s.pVMR3, pFilter, cbTransfer);
|
---|
1685 |
|
---|
1686 | LogFlow(("pdmR3DrvHlp_NetShaperDetach: caller='%s'/%d: returns %RTbool\n", pDrvIns->pReg->szName, pDrvIns->iInstance, fRc));
|
---|
1687 | return fRc;
|
---|
1688 | #else
|
---|
1689 | RT_NOREF(pDrvIns, pFilter, cbTransfer);
|
---|
1690 | return true;
|
---|
1691 | #endif
|
---|
1692 | }
|
---|
1693 |
|
---|
1694 |
|
---|
1695 | /** @interface_method_impl{PDMDRVHLPR3,pfnLdrGetRCInterfaceSymbols} */
|
---|
1696 | static DECLCALLBACK(int) pdmR3DrvHlp_LdrGetRCInterfaceSymbols(PPDMDRVINS pDrvIns, void *pvInterface, size_t cbInterface,
|
---|
1697 | const char *pszSymPrefix, const char *pszSymList)
|
---|
1698 | {
|
---|
1699 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1700 | VM_ASSERT_EMT(pDrvIns->Internal.s.pVMR3);
|
---|
1701 | LogFlow(("pdmR3DrvHlp_LdrGetRCInterfaceSymbols: caller='%s'/%d: pvInterface=%p cbInterface=%zu pszSymPrefix=%p:{%s} pszSymList=%p:{%s}\n",
|
---|
1702 | pDrvIns->pReg->szName, pDrvIns->iInstance, pvInterface, cbInterface, pszSymPrefix, pszSymPrefix, pszSymList, pszSymList));
|
---|
1703 |
|
---|
1704 | int rc;
|
---|
1705 | if ( strncmp(pszSymPrefix, "drv", 3) == 0
|
---|
1706 | && RTStrIStr(pszSymPrefix + 3, pDrvIns->pReg->szName) != NULL)
|
---|
1707 | {
|
---|
1708 | if (pDrvIns->pReg->fFlags & PDM_DRVREG_FLAGS_RC)
|
---|
1709 | rc = PDMR3LdrGetInterfaceSymbols(pDrvIns->Internal.s.pVMR3,
|
---|
1710 | pvInterface, cbInterface,
|
---|
1711 | pDrvIns->pReg->szRCMod, pDrvIns->Internal.s.pDrv->pszRCSearchPath,
|
---|
1712 | pszSymPrefix, pszSymList,
|
---|
1713 | false /*fRing0OrRC*/);
|
---|
1714 | else
|
---|
1715 | {
|
---|
1716 | AssertMsgFailed(("Not a raw-mode enabled driver\n"));
|
---|
1717 | rc = VERR_PERMISSION_DENIED;
|
---|
1718 | }
|
---|
1719 | }
|
---|
1720 | else
|
---|
1721 | {
|
---|
1722 | AssertMsgFailed(("Invalid prefix '%s' for '%s'; must start with 'drv' and contain the driver name!\n",
|
---|
1723 | pszSymPrefix, pDrvIns->pReg->szName));
|
---|
1724 | rc = VERR_INVALID_NAME;
|
---|
1725 | }
|
---|
1726 |
|
---|
1727 | LogFlow(("pdmR3DrvHlp_LdrGetRCInterfaceSymbols: caller='%s'/%d: returns %Rrc\n", pDrvIns->pReg->szName,
|
---|
1728 | pDrvIns->iInstance, rc));
|
---|
1729 | return rc;
|
---|
1730 | }
|
---|
1731 |
|
---|
1732 |
|
---|
1733 | /** @interface_method_impl{PDMDRVHLPR3,pfnLdrGetR0InterfaceSymbols} */
|
---|
1734 | static DECLCALLBACK(int) pdmR3DrvHlp_LdrGetR0InterfaceSymbols(PPDMDRVINS pDrvIns, void *pvInterface, size_t cbInterface,
|
---|
1735 | const char *pszSymPrefix, const char *pszSymList)
|
---|
1736 | {
|
---|
1737 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1738 | VM_ASSERT_EMT(pDrvIns->Internal.s.pVMR3);
|
---|
1739 | LogFlow(("pdmR3DrvHlp_LdrGetR0InterfaceSymbols: caller='%s'/%d: pvInterface=%p cbInterface=%zu pszSymPrefix=%p:{%s} pszSymList=%p:{%s}\n",
|
---|
1740 | pDrvIns->pReg->szName, pDrvIns->iInstance, pvInterface, cbInterface, pszSymPrefix, pszSymPrefix, pszSymList, pszSymList));
|
---|
1741 |
|
---|
1742 | int rc;
|
---|
1743 | if ( strncmp(pszSymPrefix, "drv", 3) == 0
|
---|
1744 | && RTStrIStr(pszSymPrefix + 3, pDrvIns->pReg->szName) != NULL)
|
---|
1745 | {
|
---|
1746 | if (pDrvIns->pReg->fFlags & PDM_DRVREG_FLAGS_R0)
|
---|
1747 | rc = PDMR3LdrGetInterfaceSymbols(pDrvIns->Internal.s.pVMR3,
|
---|
1748 | pvInterface, cbInterface,
|
---|
1749 | pDrvIns->pReg->szR0Mod, pDrvIns->Internal.s.pDrv->pszR0SearchPath,
|
---|
1750 | pszSymPrefix, pszSymList,
|
---|
1751 | true /*fRing0OrRC*/);
|
---|
1752 | else
|
---|
1753 | {
|
---|
1754 | AssertMsgFailed(("Not a ring-0 enabled driver\n"));
|
---|
1755 | rc = VERR_PERMISSION_DENIED;
|
---|
1756 | }
|
---|
1757 | }
|
---|
1758 | else
|
---|
1759 | {
|
---|
1760 | AssertMsgFailed(("Invalid prefix '%s' for '%s'; must start with 'drv' and contain the driver name!\n",
|
---|
1761 | pszSymPrefix, pDrvIns->pReg->szName));
|
---|
1762 | rc = VERR_INVALID_NAME;
|
---|
1763 | }
|
---|
1764 |
|
---|
1765 | LogFlow(("pdmR3DrvHlp_LdrGetR0InterfaceSymbols: caller='%s'/%d: returns %Rrc\n", pDrvIns->pReg->szName,
|
---|
1766 | pDrvIns->iInstance, rc));
|
---|
1767 | return rc;
|
---|
1768 | }
|
---|
1769 |
|
---|
1770 |
|
---|
1771 | /** @interface_method_impl{PDMDRVHLPR3,pfnCritSectInit} */
|
---|
1772 | static DECLCALLBACK(int) pdmR3DrvHlp_CritSectInit(PPDMDRVINS pDrvIns, PPDMCRITSECT pCritSect,
|
---|
1773 | RT_SRC_POS_DECL, const char *pszName)
|
---|
1774 | {
|
---|
1775 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1776 | PVM pVM = pDrvIns->Internal.s.pVMR3;
|
---|
1777 | VM_ASSERT_EMT(pVM);
|
---|
1778 | LogFlow(("pdmR3DrvHlp_CritSectInit: caller='%s'/%d: pCritSect=%p pszName=%s\n",
|
---|
1779 | pDrvIns->pReg->szName, pDrvIns->iInstance, pCritSect, pszName));
|
---|
1780 |
|
---|
1781 | int rc = pdmR3CritSectInitDriver(pVM, pDrvIns, pCritSect, RT_SRC_POS_ARGS, "%s_%u", pszName, pDrvIns->iInstance);
|
---|
1782 |
|
---|
1783 | LogFlow(("pdmR3DrvHlp_CritSectInit: caller='%s'/%d: returns %Rrc\n", pDrvIns->pReg->szName,
|
---|
1784 | pDrvIns->iInstance, rc));
|
---|
1785 | return rc;
|
---|
1786 | }
|
---|
1787 |
|
---|
1788 | /** @interface_method_impl{PDMDRVHLPR3,pfnCritSectYield} */
|
---|
1789 | static DECLCALLBACK(bool) pdmR3DrvHlp_CritSectYield(PPDMDRVINS pDrvIns, PPDMCRITSECT pCritSect)
|
---|
1790 | {
|
---|
1791 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1792 | RT_NOREF(pDrvIns);
|
---|
1793 | return PDMR3CritSectYield(pDrvIns->Internal.s.pVMR3, pCritSect);
|
---|
1794 | }
|
---|
1795 |
|
---|
1796 |
|
---|
1797 | /** @interface_method_impl{PDMDRVHLPR3,pfnCritSectEnter} */
|
---|
1798 | static DECLCALLBACK(int) pdmR3DrvHlp_CritSectEnter(PPDMDRVINS pDrvIns, PPDMCRITSECT pCritSect, int rcBusy)
|
---|
1799 | {
|
---|
1800 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1801 | return PDMCritSectEnter(pDrvIns->Internal.s.pVMR3, pCritSect, rcBusy);
|
---|
1802 | }
|
---|
1803 |
|
---|
1804 |
|
---|
1805 | /** @interface_method_impl{PDMDRVHLPR3,pfnCritSectEnterDebug} */
|
---|
1806 | static DECLCALLBACK(int) pdmR3DrvHlp_CritSectEnterDebug(PPDMDRVINS pDrvIns, PPDMCRITSECT pCritSect, int rcBusy,
|
---|
1807 | RTHCUINTPTR uId, RT_SRC_POS_DECL)
|
---|
1808 | {
|
---|
1809 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1810 | return PDMCritSectEnterDebug(pDrvIns->Internal.s.pVMR3, pCritSect, rcBusy, uId, RT_SRC_POS_ARGS);
|
---|
1811 | }
|
---|
1812 |
|
---|
1813 |
|
---|
1814 | /** @interface_method_impl{PDMDRVHLPR3,pfnCritSectTryEnter} */
|
---|
1815 | static DECLCALLBACK(int) pdmR3DrvHlp_CritSectTryEnter(PPDMDRVINS pDrvIns, PPDMCRITSECT pCritSect)
|
---|
1816 | {
|
---|
1817 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1818 | return PDMCritSectTryEnter(pDrvIns->Internal.s.pVMR3, pCritSect);
|
---|
1819 | }
|
---|
1820 |
|
---|
1821 |
|
---|
1822 | /** @interface_method_impl{PDMDRVHLPR3,pfnCritSectTryEnterDebug} */
|
---|
1823 | static DECLCALLBACK(int) pdmR3DrvHlp_CritSectTryEnterDebug(PPDMDRVINS pDrvIns, PPDMCRITSECT pCritSect,
|
---|
1824 | RTHCUINTPTR uId, RT_SRC_POS_DECL)
|
---|
1825 | {
|
---|
1826 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1827 | return PDMCritSectTryEnterDebug(pDrvIns->Internal.s.pVMR3, pCritSect, uId, RT_SRC_POS_ARGS);
|
---|
1828 | }
|
---|
1829 |
|
---|
1830 |
|
---|
1831 | /** @interface_method_impl{PDMDRVHLPR3,pfnCritSectLeave} */
|
---|
1832 | static DECLCALLBACK(int) pdmR3DrvHlp_CritSectLeave(PPDMDRVINS pDrvIns, PPDMCRITSECT pCritSect)
|
---|
1833 | {
|
---|
1834 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1835 | return PDMCritSectLeave(pDrvIns->Internal.s.pVMR3, pCritSect);
|
---|
1836 | }
|
---|
1837 |
|
---|
1838 |
|
---|
1839 | /** @interface_method_impl{PDMDRVHLPR3,pfnCritSectIsOwner} */
|
---|
1840 | static DECLCALLBACK(bool) pdmR3DrvHlp_CritSectIsOwner(PPDMDRVINS pDrvIns, PCPDMCRITSECT pCritSect)
|
---|
1841 | {
|
---|
1842 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1843 | return PDMCritSectIsOwner(pDrvIns->Internal.s.pVMR3, pCritSect);
|
---|
1844 | }
|
---|
1845 |
|
---|
1846 |
|
---|
1847 | /** @interface_method_impl{PDMDRVHLPR3,pfnCritSectIsInitialized} */
|
---|
1848 | static DECLCALLBACK(bool) pdmR3DrvHlp_CritSectIsInitialized(PPDMDRVINS pDrvIns, PCPDMCRITSECT pCritSect)
|
---|
1849 | {
|
---|
1850 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1851 | RT_NOREF(pDrvIns);
|
---|
1852 | return PDMCritSectIsInitialized(pCritSect);
|
---|
1853 | }
|
---|
1854 |
|
---|
1855 |
|
---|
1856 | /** @interface_method_impl{PDMDRVHLPR3,pfnCritSectHasWaiters} */
|
---|
1857 | static DECLCALLBACK(bool) pdmR3DrvHlp_CritSectHasWaiters(PPDMDRVINS pDrvIns, PCPDMCRITSECT pCritSect)
|
---|
1858 | {
|
---|
1859 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1860 | return PDMCritSectHasWaiters(pDrvIns->Internal.s.pVMR3, pCritSect);
|
---|
1861 | }
|
---|
1862 |
|
---|
1863 |
|
---|
1864 | /** @interface_method_impl{PDMDRVHLPR3,pfnCritSectGetRecursion} */
|
---|
1865 | static DECLCALLBACK(uint32_t) pdmR3DrvHlp_CritSectGetRecursion(PPDMDRVINS pDrvIns, PCPDMCRITSECT pCritSect)
|
---|
1866 | {
|
---|
1867 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1868 | RT_NOREF(pDrvIns);
|
---|
1869 | return PDMCritSectGetRecursion(pCritSect);
|
---|
1870 | }
|
---|
1871 |
|
---|
1872 |
|
---|
1873 | /** @interface_method_impl{PDMDRVHLPR3,pfnCritSectScheduleExitEvent} */
|
---|
1874 | static DECLCALLBACK(int) pdmR3DrvHlp_CritSectScheduleExitEvent(PPDMDRVINS pDrvIns, PPDMCRITSECT pCritSect,
|
---|
1875 | SUPSEMEVENT hEventToSignal)
|
---|
1876 | {
|
---|
1877 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1878 | RT_NOREF(pDrvIns);
|
---|
1879 | return PDMHCCritSectScheduleExitEvent(pCritSect, hEventToSignal);
|
---|
1880 | }
|
---|
1881 |
|
---|
1882 |
|
---|
1883 | /** @interface_method_impl{PDMDRVHLPR3,pfnCritSectDelete} */
|
---|
1884 | static DECLCALLBACK(int) pdmR3DrvHlp_CritSectDelete(PPDMDRVINS pDrvIns, PPDMCRITSECT pCritSect)
|
---|
1885 | {
|
---|
1886 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1887 | return PDMR3CritSectDelete(pDrvIns->Internal.s.pVMR3, pCritSect);
|
---|
1888 | }
|
---|
1889 |
|
---|
1890 |
|
---|
1891 | /** @interface_method_impl{PDMDRVHLPR3,pfnCallR0} */
|
---|
1892 | static DECLCALLBACK(int) pdmR3DrvHlp_CallR0(PPDMDRVINS pDrvIns, uint32_t uOperation, uint64_t u64Arg)
|
---|
1893 | {
|
---|
1894 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1895 | PVM pVM = pDrvIns->Internal.s.pVMR3;
|
---|
1896 | LogFlow(("pdmR3DrvHlp_CallR0: caller='%s'/%d: uOperation=%#x u64Arg=%#RX64\n",
|
---|
1897 | pDrvIns->pReg->szName, pDrvIns->iInstance, uOperation, u64Arg));
|
---|
1898 |
|
---|
1899 | /*
|
---|
1900 | * Lazy resolve the ring-0 entry point.
|
---|
1901 | */
|
---|
1902 | int rc = VINF_SUCCESS;
|
---|
1903 | PFNPDMDRVREQHANDLERR0 pfnReqHandlerR0 = pDrvIns->Internal.s.pfnReqHandlerR0;
|
---|
1904 | if (RT_UNLIKELY(pfnReqHandlerR0 == NIL_RTR0PTR))
|
---|
1905 | {
|
---|
1906 | if (pDrvIns->pReg->fFlags & PDM_DRVREG_FLAGS_R0)
|
---|
1907 | {
|
---|
1908 | char szSymbol[ sizeof("drvR0") + sizeof(pDrvIns->pReg->szName) + sizeof("ReqHandler")];
|
---|
1909 | strcat(strcat(strcpy(szSymbol, "drvR0"), pDrvIns->pReg->szName), "ReqHandler");
|
---|
1910 | szSymbol[sizeof("drvR0") - 1] = RT_C_TO_UPPER(szSymbol[sizeof("drvR0") - 1]);
|
---|
1911 |
|
---|
1912 | rc = PDMR3LdrGetSymbolR0Lazy(pVM, pDrvIns->pReg->szR0Mod, pDrvIns->Internal.s.pDrv->pszR0SearchPath, szSymbol,
|
---|
1913 | &pfnReqHandlerR0);
|
---|
1914 | if (RT_SUCCESS(rc))
|
---|
1915 | pDrvIns->Internal.s.pfnReqHandlerR0 = pfnReqHandlerR0;
|
---|
1916 | else
|
---|
1917 | pfnReqHandlerR0 = NIL_RTR0PTR;
|
---|
1918 | }
|
---|
1919 | else
|
---|
1920 | rc = VERR_ACCESS_DENIED;
|
---|
1921 | }
|
---|
1922 | if (RT_LIKELY(pfnReqHandlerR0 != NIL_RTR0PTR))
|
---|
1923 | {
|
---|
1924 | /*
|
---|
1925 | * Make the ring-0 call.
|
---|
1926 | */
|
---|
1927 | PDMDRIVERCALLREQHANDLERREQ Req;
|
---|
1928 | Req.Hdr.u32Magic = SUPVMMR0REQHDR_MAGIC;
|
---|
1929 | Req.Hdr.cbReq = sizeof(Req);
|
---|
1930 | Req.pDrvInsR0 = PDMDRVINS_2_R0PTR(pDrvIns);
|
---|
1931 | Req.uOperation = uOperation;
|
---|
1932 | Req.u32Alignment = 0;
|
---|
1933 | Req.u64Arg = u64Arg;
|
---|
1934 | rc = SUPR3CallVMMR0Ex(VMCC_GET_VMR0_FOR_CALL(pVM), NIL_VMCPUID, VMMR0_DO_PDM_DRIVER_CALL_REQ_HANDLER, 0, &Req.Hdr);
|
---|
1935 | }
|
---|
1936 |
|
---|
1937 | LogFlow(("pdmR3DrvHlp_CallR0: caller='%s'/%d: returns %Rrc\n", pDrvIns->pReg->szName,
|
---|
1938 | pDrvIns->iInstance, rc));
|
---|
1939 | return rc;
|
---|
1940 | }
|
---|
1941 |
|
---|
1942 |
|
---|
1943 | /** @interface_method_impl{PDMDRVHLPR3,pfnBlkCacheRetain} */
|
---|
1944 | static DECLCALLBACK(int) pdmR3DrvHlp_BlkCacheRetain(PPDMDRVINS pDrvIns, PPPDMBLKCACHE ppBlkCache,
|
---|
1945 | PFNPDMBLKCACHEXFERCOMPLETEDRV pfnXferComplete,
|
---|
1946 | PFNPDMBLKCACHEXFERENQUEUEDRV pfnXferEnqueue,
|
---|
1947 | PFNPDMBLKCACHEXFERENQUEUEDISCARDDRV pfnXferEnqueueDiscard,
|
---|
1948 | const char *pcszId)
|
---|
1949 | {
|
---|
1950 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1951 | return PDMR3BlkCacheRetainDriver(pDrvIns->Internal.s.pVMR3, pDrvIns, ppBlkCache,
|
---|
1952 | pfnXferComplete, pfnXferEnqueue, pfnXferEnqueueDiscard, pcszId);
|
---|
1953 | }
|
---|
1954 |
|
---|
1955 |
|
---|
1956 |
|
---|
1957 | /** @interface_method_impl{PDMDRVHLPR3,pfnVMGetSuspendReason} */
|
---|
1958 | static DECLCALLBACK(VMSUSPENDREASON) pdmR3DrvHlp_VMGetSuspendReason(PPDMDRVINS pDrvIns)
|
---|
1959 | {
|
---|
1960 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1961 | PVM pVM = pDrvIns->Internal.s.pVMR3;
|
---|
1962 | VM_ASSERT_EMT(pVM);
|
---|
1963 | VMSUSPENDREASON enmReason = VMR3GetSuspendReason(pVM->pUVM);
|
---|
1964 | LogFlow(("pdmR3DrvHlp_VMGetSuspendReason: caller='%s'/%d: returns %d\n",
|
---|
1965 | pDrvIns->pReg->szName, pDrvIns->iInstance, enmReason));
|
---|
1966 | return enmReason;
|
---|
1967 | }
|
---|
1968 |
|
---|
1969 |
|
---|
1970 | /** @interface_method_impl{PDMDRVHLPR3,pfnVMGetResumeReason} */
|
---|
1971 | static DECLCALLBACK(VMRESUMEREASON) pdmR3DrvHlp_VMGetResumeReason(PPDMDRVINS pDrvIns)
|
---|
1972 | {
|
---|
1973 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1974 | PVM pVM = pDrvIns->Internal.s.pVMR3;
|
---|
1975 | VM_ASSERT_EMT(pVM);
|
---|
1976 | VMRESUMEREASON enmReason = VMR3GetResumeReason(pVM->pUVM);
|
---|
1977 | LogFlow(("pdmR3DrvHlp_VMGetResumeReason: caller='%s'/%d: returns %d\n",
|
---|
1978 | pDrvIns->pReg->szName, pDrvIns->iInstance, enmReason));
|
---|
1979 | return enmReason;
|
---|
1980 | }
|
---|
1981 |
|
---|
1982 |
|
---|
1983 | /** @interface_method_impl{PDMDRVHLPR3,pfnQueryGenericUserObject} */
|
---|
1984 | static DECLCALLBACK(void *) pdmR3DrvHlp_QueryGenericUserObject(PPDMDRVINS pDrvIns, PCRTUUID pUuid)
|
---|
1985 | {
|
---|
1986 | PDMDRV_ASSERT_DRVINS(pDrvIns);
|
---|
1987 | LogFlow(("pdmR3DrvHlp_QueryGenericUserObject: caller='%s'/%d: pUuid=%p:%RTuuid\n",
|
---|
1988 | pDrvIns->pReg->szName, pDrvIns->iInstance, pUuid, pUuid));
|
---|
1989 |
|
---|
1990 | void *pvRet;
|
---|
1991 | PUVM pUVM = pDrvIns->Internal.s.pVMR3->pUVM;
|
---|
1992 | if (pUVM->pVmm2UserMethods->pfnQueryGenericObject)
|
---|
1993 | pvRet = pUVM->pVmm2UserMethods->pfnQueryGenericObject(pUVM->pVmm2UserMethods, pUVM, pUuid);
|
---|
1994 | else
|
---|
1995 | pvRet = NULL;
|
---|
1996 |
|
---|
1997 | LogRel(("pdmR3DrvHlp_QueryGenericUserObject: caller='%s'/%d: returns %#p for %RTuuid\n",
|
---|
1998 | pDrvIns->pReg->szName, pDrvIns->iInstance, pvRet, pUuid));
|
---|
1999 | return pvRet;
|
---|
2000 | }
|
---|
2001 |
|
---|
2002 |
|
---|
2003 | /**
|
---|
2004 | * The driver helper structure.
|
---|
2005 | */
|
---|
2006 | const PDMDRVHLPR3 g_pdmR3DrvHlp =
|
---|
2007 | {
|
---|
2008 | PDM_DRVHLPR3_VERSION,
|
---|
2009 | pdmR3DrvHlp_Attach,
|
---|
2010 | pdmR3DrvHlp_Detach,
|
---|
2011 | pdmR3DrvHlp_DetachSelf,
|
---|
2012 | pdmR3DrvHlp_MountPrepare,
|
---|
2013 | pdmR3DrvHlp_AssertEMT,
|
---|
2014 | pdmR3DrvHlp_AssertOther,
|
---|
2015 | pdmR3DrvHlp_VMSetErrorV,
|
---|
2016 | pdmR3DrvHlp_VMSetRuntimeErrorV,
|
---|
2017 | pdmR3DrvHlp_VMState,
|
---|
2018 | pdmR3DrvHlp_VMTeleportedAndNotFullyResumedYet,
|
---|
2019 | pdmR3DrvHlp_GetSupDrvSession,
|
---|
2020 | pdmR3DrvHlp_QueueCreate,
|
---|
2021 | pdmR3DrvHlp_TMGetVirtualFreq,
|
---|
2022 | pdmR3DrvHlp_TMGetVirtualTime,
|
---|
2023 | pdmR3DrvHlp_TimerCreate,
|
---|
2024 | pdmR3DrvHlp_SSMRegister,
|
---|
2025 | pdmR3DrvHlp_SSMDeregister,
|
---|
2026 | SSMR3PutStruct,
|
---|
2027 | SSMR3PutStructEx,
|
---|
2028 | SSMR3PutBool,
|
---|
2029 | SSMR3PutU8,
|
---|
2030 | SSMR3PutS8,
|
---|
2031 | SSMR3PutU16,
|
---|
2032 | SSMR3PutS16,
|
---|
2033 | SSMR3PutU32,
|
---|
2034 | SSMR3PutS32,
|
---|
2035 | SSMR3PutU64,
|
---|
2036 | SSMR3PutS64,
|
---|
2037 | SSMR3PutU128,
|
---|
2038 | SSMR3PutS128,
|
---|
2039 | SSMR3PutUInt,
|
---|
2040 | SSMR3PutSInt,
|
---|
2041 | SSMR3PutGCUInt,
|
---|
2042 | SSMR3PutGCUIntReg,
|
---|
2043 | SSMR3PutGCPhys32,
|
---|
2044 | SSMR3PutGCPhys64,
|
---|
2045 | SSMR3PutGCPhys,
|
---|
2046 | SSMR3PutGCPtr,
|
---|
2047 | SSMR3PutGCUIntPtr,
|
---|
2048 | SSMR3PutRCPtr,
|
---|
2049 | SSMR3PutIOPort,
|
---|
2050 | SSMR3PutSel,
|
---|
2051 | SSMR3PutMem,
|
---|
2052 | SSMR3PutStrZ,
|
---|
2053 | SSMR3GetStruct,
|
---|
2054 | SSMR3GetStructEx,
|
---|
2055 | SSMR3GetBool,
|
---|
2056 | SSMR3GetBoolV,
|
---|
2057 | SSMR3GetU8,
|
---|
2058 | SSMR3GetU8V,
|
---|
2059 | SSMR3GetS8,
|
---|
2060 | SSMR3GetS8V,
|
---|
2061 | SSMR3GetU16,
|
---|
2062 | SSMR3GetU16V,
|
---|
2063 | SSMR3GetS16,
|
---|
2064 | SSMR3GetS16V,
|
---|
2065 | SSMR3GetU32,
|
---|
2066 | SSMR3GetU32V,
|
---|
2067 | SSMR3GetS32,
|
---|
2068 | SSMR3GetS32V,
|
---|
2069 | SSMR3GetU64,
|
---|
2070 | SSMR3GetU64V,
|
---|
2071 | SSMR3GetS64,
|
---|
2072 | SSMR3GetS64V,
|
---|
2073 | SSMR3GetU128,
|
---|
2074 | SSMR3GetU128V,
|
---|
2075 | SSMR3GetS128,
|
---|
2076 | SSMR3GetS128V,
|
---|
2077 | SSMR3GetGCPhys32,
|
---|
2078 | SSMR3GetGCPhys32V,
|
---|
2079 | SSMR3GetGCPhys64,
|
---|
2080 | SSMR3GetGCPhys64V,
|
---|
2081 | SSMR3GetGCPhys,
|
---|
2082 | SSMR3GetGCPhysV,
|
---|
2083 | SSMR3GetUInt,
|
---|
2084 | SSMR3GetSInt,
|
---|
2085 | SSMR3GetGCUInt,
|
---|
2086 | SSMR3GetGCUIntReg,
|
---|
2087 | SSMR3GetGCPtr,
|
---|
2088 | SSMR3GetGCUIntPtr,
|
---|
2089 | SSMR3GetRCPtr,
|
---|
2090 | SSMR3GetIOPort,
|
---|
2091 | SSMR3GetSel,
|
---|
2092 | SSMR3GetMem,
|
---|
2093 | SSMR3GetStrZ,
|
---|
2094 | SSMR3GetStrZEx,
|
---|
2095 | SSMR3Skip,
|
---|
2096 | SSMR3SkipToEndOfUnit,
|
---|
2097 | SSMR3SetLoadError,
|
---|
2098 | SSMR3SetLoadErrorV,
|
---|
2099 | SSMR3SetCfgError,
|
---|
2100 | SSMR3SetCfgErrorV,
|
---|
2101 | SSMR3HandleGetStatus,
|
---|
2102 | SSMR3HandleGetAfter,
|
---|
2103 | SSMR3HandleIsLiveSave,
|
---|
2104 | SSMR3HandleMaxDowntime,
|
---|
2105 | SSMR3HandleHostBits,
|
---|
2106 | SSMR3HandleRevision,
|
---|
2107 | SSMR3HandleVersion,
|
---|
2108 | SSMR3HandleHostOSAndArch,
|
---|
2109 | CFGMR3Exists,
|
---|
2110 | CFGMR3QueryType,
|
---|
2111 | CFGMR3QuerySize,
|
---|
2112 | CFGMR3QueryInteger,
|
---|
2113 | CFGMR3QueryIntegerDef,
|
---|
2114 | CFGMR3QueryString,
|
---|
2115 | CFGMR3QueryStringDef,
|
---|
2116 | CFGMR3QueryBytes,
|
---|
2117 | CFGMR3QueryU64,
|
---|
2118 | CFGMR3QueryU64Def,
|
---|
2119 | CFGMR3QueryS64,
|
---|
2120 | CFGMR3QueryS64Def,
|
---|
2121 | CFGMR3QueryU32,
|
---|
2122 | CFGMR3QueryU32Def,
|
---|
2123 | CFGMR3QueryS32,
|
---|
2124 | CFGMR3QueryS32Def,
|
---|
2125 | CFGMR3QueryU16,
|
---|
2126 | CFGMR3QueryU16Def,
|
---|
2127 | CFGMR3QueryS16,
|
---|
2128 | CFGMR3QueryS16Def,
|
---|
2129 | CFGMR3QueryU8,
|
---|
2130 | CFGMR3QueryU8Def,
|
---|
2131 | CFGMR3QueryS8,
|
---|
2132 | CFGMR3QueryS8Def,
|
---|
2133 | CFGMR3QueryBool,
|
---|
2134 | CFGMR3QueryBoolDef,
|
---|
2135 | CFGMR3QueryPort,
|
---|
2136 | CFGMR3QueryPortDef,
|
---|
2137 | CFGMR3QueryUInt,
|
---|
2138 | CFGMR3QueryUIntDef,
|
---|
2139 | CFGMR3QuerySInt,
|
---|
2140 | CFGMR3QuerySIntDef,
|
---|
2141 | CFGMR3QueryPtr,
|
---|
2142 | CFGMR3QueryPtrDef,
|
---|
2143 | CFGMR3QueryGCPtr,
|
---|
2144 | CFGMR3QueryGCPtrDef,
|
---|
2145 | CFGMR3QueryGCPtrU,
|
---|
2146 | CFGMR3QueryGCPtrUDef,
|
---|
2147 | CFGMR3QueryGCPtrS,
|
---|
2148 | CFGMR3QueryGCPtrSDef,
|
---|
2149 | CFGMR3QueryStringAlloc,
|
---|
2150 | CFGMR3QueryStringAllocDef,
|
---|
2151 | CFGMR3GetParent,
|
---|
2152 | CFGMR3GetChild,
|
---|
2153 | CFGMR3GetChildF,
|
---|
2154 | CFGMR3GetChildFV,
|
---|
2155 | CFGMR3GetFirstChild,
|
---|
2156 | CFGMR3GetNextChild,
|
---|
2157 | CFGMR3GetName,
|
---|
2158 | CFGMR3GetNameLen,
|
---|
2159 | CFGMR3AreChildrenValid,
|
---|
2160 | CFGMR3GetFirstValue,
|
---|
2161 | CFGMR3GetNextValue,
|
---|
2162 | CFGMR3GetValueName,
|
---|
2163 | CFGMR3GetValueNameLen,
|
---|
2164 | CFGMR3GetValueType,
|
---|
2165 | CFGMR3AreValuesValid,
|
---|
2166 | CFGMR3ValidateConfig,
|
---|
2167 | pdmR3DrvHlp_DBGFInfoRegister,
|
---|
2168 | pdmR3DrvHlp_DBGFInfoRegisterArgv,
|
---|
2169 | pdmR3DrvHlp_DBGFInfoDeregister,
|
---|
2170 | pdmR3DrvHlp_STAMRegister,
|
---|
2171 | pdmR3DrvHlp_STAMRegisterF,
|
---|
2172 | pdmR3DrvHlp_STAMRegisterV,
|
---|
2173 | pdmR3DrvHlp_STAMDeregister,
|
---|
2174 | pdmR3DrvHlp_SUPCallVMMR0Ex,
|
---|
2175 | pdmR3DrvHlp_USBRegisterHub,
|
---|
2176 | pdmR3DrvHlp_SetAsyncNotification,
|
---|
2177 | pdmR3DrvHlp_AsyncNotificationCompleted,
|
---|
2178 | pdmR3DrvHlp_ThreadCreate,
|
---|
2179 | pdmR3DrvHlp_AsyncCompletionTemplateCreate,
|
---|
2180 | pdmR3DrvHlp_NetShaperAttach,
|
---|
2181 | pdmR3DrvHlp_NetShaperDetach,
|
---|
2182 | pdmR3DrvHlp_NetShaperAllocateBandwidth,
|
---|
2183 | pdmR3DrvHlp_LdrGetRCInterfaceSymbols,
|
---|
2184 | pdmR3DrvHlp_LdrGetR0InterfaceSymbols,
|
---|
2185 | pdmR3DrvHlp_CritSectInit,
|
---|
2186 | pdmR3DrvHlp_CritSectYield,
|
---|
2187 | pdmR3DrvHlp_CritSectEnter,
|
---|
2188 | pdmR3DrvHlp_CritSectEnterDebug,
|
---|
2189 | pdmR3DrvHlp_CritSectTryEnter,
|
---|
2190 | pdmR3DrvHlp_CritSectTryEnterDebug,
|
---|
2191 | pdmR3DrvHlp_CritSectLeave,
|
---|
2192 | pdmR3DrvHlp_CritSectIsOwner,
|
---|
2193 | pdmR3DrvHlp_CritSectIsInitialized,
|
---|
2194 | pdmR3DrvHlp_CritSectHasWaiters,
|
---|
2195 | pdmR3DrvHlp_CritSectGetRecursion,
|
---|
2196 | pdmR3DrvHlp_CritSectScheduleExitEvent,
|
---|
2197 | pdmR3DrvHlp_CritSectDelete,
|
---|
2198 | pdmR3DrvHlp_CallR0,
|
---|
2199 | pdmR3DrvHlp_BlkCacheRetain,
|
---|
2200 | pdmR3DrvHlp_VMGetSuspendReason,
|
---|
2201 | pdmR3DrvHlp_VMGetResumeReason,
|
---|
2202 | pdmR3DrvHlp_TimerSetMillies,
|
---|
2203 | pdmR3DrvHlp_STAMDeregisterByPrefix,
|
---|
2204 | pdmR3DrvHlp_QueryGenericUserObject,
|
---|
2205 | NULL,
|
---|
2206 | NULL,
|
---|
2207 | NULL,
|
---|
2208 | NULL,
|
---|
2209 | NULL,
|
---|
2210 | NULL,
|
---|
2211 | NULL,
|
---|
2212 | PDM_DRVHLPR3_VERSION /* u32TheEnd */
|
---|
2213 | };
|
---|
2214 |
|
---|
2215 | /** @} */
|
---|