1 | /* $Id: memobj-r0drv-solaris.c 27675 2010-03-24 16:06:30Z vboxsync $ */
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2 | /** @file
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3 | * IPRT - Ring-0 Memory Objects, Solaris.
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4 | */
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5 |
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6 | /*
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7 | * Copyright (C) 2006-2007 Sun Microsystems, Inc.
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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 | * The contents of this file may alternatively be used under the terms
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18 | * of the Common Development and Distribution License Version 1.0
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19 | * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
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20 | * VirtualBox OSE distribution, in which case the provisions of the
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21 | * CDDL are applicable instead of those of the GPL.
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22 | *
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23 | * You may elect to license modified versions of this file under the
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24 | * terms and conditions of either the GPL or the CDDL or both.
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25 | *
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26 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
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27 | * Clara, CA 95054 USA or visit http://www.sun.com if you need
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28 | * additional information or have any questions.
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29 | */
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30 |
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31 |
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32 | /*******************************************************************************
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33 | * Header Files *
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34 | *******************************************************************************/
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35 | #include "../the-solaris-kernel.h"
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36 | #include "internal/iprt.h"
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37 | #include <iprt/memobj.h>
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38 |
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39 | #include <iprt/assert.h>
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40 | #include <iprt/err.h>
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41 | #include <iprt/log.h>
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42 | #include <iprt/mem.h>
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43 | #include <iprt/param.h>
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44 | #include <iprt/process.h>
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45 | #include "internal/memobj.h"
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46 |
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47 | /*******************************************************************************
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48 | * Structures and Typedefs *
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49 | *******************************************************************************/
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50 | /**
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51 | * The Solaris version of the memory object structure.
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52 | */
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53 | typedef struct RTR0MEMOBJSOLARIS
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54 | {
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55 | /** The core structure. */
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56 | RTR0MEMOBJINTERNAL Core;
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57 | /** Pointer to kernel memory cookie. */
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58 | ddi_umem_cookie_t Cookie;
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59 | /** Shadow locked pages. */
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60 | void *pvHandle;
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61 | /** Access during locking. */
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62 | int fAccess;
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63 | } RTR0MEMOBJSOLARIS, *PRTR0MEMOBJSOLARIS;
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64 |
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65 |
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66 |
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67 | int rtR0MemObjNativeFree(RTR0MEMOBJ pMem)
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68 | {
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69 | PRTR0MEMOBJSOLARIS pMemSolaris = (PRTR0MEMOBJSOLARIS)pMem;
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70 |
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71 | switch (pMemSolaris->Core.enmType)
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72 | {
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73 | case RTR0MEMOBJTYPE_LOW:
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74 | vbi_lowmem_free(pMemSolaris->Core.pv, pMemSolaris->Core.cb);
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75 | break;
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76 |
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77 | case RTR0MEMOBJTYPE_CONT:
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78 | case RTR0MEMOBJTYPE_PHYS:
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79 | vbi_phys_free(pMemSolaris->Core.pv, pMemSolaris->Core.cb);
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80 | break;
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81 |
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82 | case RTR0MEMOBJTYPE_PHYS_NC:
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83 | #if 0
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84 | vbi_phys_free(pMemSolaris->Core.pv, pMemSolaris->Core.cb);
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85 | #else
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86 | if (pMemSolaris->Core.u.Phys.fAllocated == true)
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87 | ddi_umem_free(pMemSolaris->Cookie);
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88 | else
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89 | vbi_pages_free(pMemSolaris->pvHandle, pMemSolaris->Core.cb);
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90 | #endif
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91 | break;
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92 |
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93 | case RTR0MEMOBJTYPE_PAGE:
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94 | ddi_umem_free(pMemSolaris->Cookie);
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95 | break;
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96 |
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97 | case RTR0MEMOBJTYPE_LOCK:
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98 | vbi_unlock_va(pMemSolaris->Core.pv, pMemSolaris->Core.cb, pMemSolaris->fAccess, pMemSolaris->pvHandle);
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99 | break;
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100 |
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101 | case RTR0MEMOBJTYPE_MAPPING:
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102 | vbi_unmap(pMemSolaris->Core.pv, pMemSolaris->Core.cb);
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103 | break;
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104 |
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105 | case RTR0MEMOBJTYPE_RES_VIRT:
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106 | {
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107 | if (pMemSolaris->Core.u.ResVirt.R0Process == NIL_RTR0PROCESS)
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108 | vmem_xfree(heap_arena, pMemSolaris->Core.pv, pMemSolaris->Core.cb);
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109 | else
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110 | AssertFailed();
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111 | break;
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112 | }
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113 |
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114 | default:
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115 | AssertMsgFailed(("enmType=%d\n", pMemSolaris->Core.enmType));
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116 | return VERR_INTERNAL_ERROR;
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117 | }
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118 |
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119 | return VINF_SUCCESS;
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120 | }
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121 |
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122 |
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123 | int rtR0MemObjNativeAllocPage(PPRTR0MEMOBJINTERNAL ppMem, size_t cb, bool fExecutable)
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124 | {
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125 | /* Create the object. */
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126 | PRTR0MEMOBJSOLARIS pMemSolaris = (PRTR0MEMOBJSOLARIS)rtR0MemObjNew(sizeof(*pMemSolaris), RTR0MEMOBJTYPE_PAGE, NULL, cb);
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127 | if (!pMemSolaris)
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128 | return VERR_NO_MEMORY;
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129 |
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130 | void *virtAddr = ddi_umem_alloc(cb, DDI_UMEM_SLEEP, &pMemSolaris->Cookie);
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131 | if (!virtAddr)
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132 | {
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133 | rtR0MemObjDelete(&pMemSolaris->Core);
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134 | return VERR_NO_PAGE_MEMORY;
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135 | }
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136 |
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137 | pMemSolaris->Core.pv = virtAddr;
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138 | pMemSolaris->pvHandle = NULL;
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139 | *ppMem = &pMemSolaris->Core;
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140 | return VINF_SUCCESS;
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141 | }
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142 |
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143 |
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144 | int rtR0MemObjNativeAllocLow(PPRTR0MEMOBJINTERNAL ppMem, size_t cb, bool fExecutable)
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145 | {
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146 | NOREF(fExecutable);
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147 |
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148 | /* Create the object */
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149 | PRTR0MEMOBJSOLARIS pMemSolaris = (PRTR0MEMOBJSOLARIS)rtR0MemObjNew(sizeof(*pMemSolaris), RTR0MEMOBJTYPE_LOW, NULL, cb);
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150 | if (!pMemSolaris)
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151 | return VERR_NO_MEMORY;
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152 |
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153 | /* Allocate physically low page-aligned memory. */
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154 | uint64_t physAddr = _4G - 1;
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155 | caddr_t virtAddr = vbi_lowmem_alloc(physAddr, cb);
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156 | if (virtAddr == NULL)
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157 | {
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158 | rtR0MemObjDelete(&pMemSolaris->Core);
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159 | return VERR_NO_LOW_MEMORY;
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160 | }
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161 | pMemSolaris->Core.pv = virtAddr;
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162 | pMemSolaris->pvHandle = NULL;
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163 | *ppMem = &pMemSolaris->Core;
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164 | return VINF_SUCCESS;
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165 | }
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166 |
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167 |
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168 | int rtR0MemObjNativeAllocCont(PPRTR0MEMOBJINTERNAL ppMem, size_t cb, bool fExecutable)
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169 | {
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170 | NOREF(fExecutable);
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171 | return rtR0MemObjNativeAllocPhys(ppMem, cb, NIL_RTHCPHYS, PAGE_SIZE /* alignment */);
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172 | }
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173 |
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174 |
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175 | int rtR0MemObjNativeAllocPhysNC(PPRTR0MEMOBJINTERNAL ppMem, size_t cb, RTHCPHYS PhysHighest)
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176 | {
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177 | #if HC_ARCH_BITS == 64
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178 | PRTR0MEMOBJSOLARIS pMemSolaris = (PRTR0MEMOBJSOLARIS)rtR0MemObjNew(sizeof(*pMemSolaris), RTR0MEMOBJTYPE_PHYS_NC, NULL, cb);
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179 | if (!pMemSolaris)
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180 | return VERR_NO_MEMORY;
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181 |
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182 | /* Allocate physically non-contiguous page-aligned memory. */
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183 | uint64_t physAddr = PhysHighest;
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184 |
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185 | #if 0
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186 | /*
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187 | * The contig_alloc() way of allocating NC pages is broken or does not match our semantics. Refer #4716 for details.
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188 | */
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189 | /* caddr_t virtAddr = vbi_phys_alloc(&physAddr, cb, PAGE_SIZE, 0 /* non-contiguous */); */
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190 | caddr_t virtAddr = ddi_umem_alloc(cb, DDI_UMEM_SLEEP, &pMemSolaris->Cookie);
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191 | if (RT_UNLIKELY(virtAddr == NULL))
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192 | {
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193 | rtR0MemObjDelete(&pMemSolaris->Core);
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194 | return VERR_NO_MEMORY;
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195 | }
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196 | pMemSolaris->Core.pv = virtAddr;
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197 | pMemSolaris->Core.u.Phys.PhysBase = physAddr;
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198 | pMemSolaris->Core.u.Phys.fAllocated = true;
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199 | pMemSolaris->pvHandle = NULL;
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200 | #else
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201 | void *pvPages = vbi_pages_alloc(&physAddr, cb);
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202 | if (!pvPages)
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203 | {
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204 | LogRel(("rtR0MemObjNativeAllocPhysNC: vbi_pages_alloc failed.\n"));
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205 | rtR0MemObjDelete(&pMemSolaris->Core);
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206 | return VERR_NO_MEMORY;
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207 | }
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208 | Assert(!(physAddr & PAGE_OFFSET_MASK));
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209 | pMemSolaris->Core.pv = NULL;
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210 | pMemSolaris->Core.u.Phys.PhysBase = physAddr;
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211 | pMemSolaris->Core.u.Phys.fAllocated = false;
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212 | pMemSolaris->pvHandle = pvPages;
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213 | #endif
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214 |
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215 | *ppMem = &pMemSolaris->Core;
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216 | return VINF_SUCCESS;
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217 | #else
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218 | /** @todo rtR0MemObjNativeAllocPhysNC / solaris */
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219 | return VERR_NOT_SUPPORTED; /* see the RTR0MemObjAllocPhysNC specs */
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220 | #endif
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221 | }
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222 |
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223 |
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224 | int rtR0MemObjNativeAllocPhys(PPRTR0MEMOBJINTERNAL ppMem, size_t cb, RTHCPHYS PhysHighest, size_t uAlignment)
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225 | {
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226 | AssertMsgReturn(PhysHighest >= 16 *_1M, ("PhysHigest=%RHp\n", PhysHighest), VERR_NOT_IMPLEMENTED);
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227 |
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228 | PRTR0MEMOBJSOLARIS pMemSolaris = (PRTR0MEMOBJSOLARIS)rtR0MemObjNew(sizeof(*pMemSolaris), RTR0MEMOBJTYPE_PHYS, NULL, cb);
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229 | if (!pMemSolaris)
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230 | return VERR_NO_MEMORY;
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231 |
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232 | AssertCompile(NIL_RTHCPHYS == UINT64_MAX);
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233 |
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234 | /* Allocate physically contiguous memory aligned as specified. */
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235 | uint64_t physAddr = PhysHighest;
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236 | caddr_t virtAddr = vbi_phys_alloc(&physAddr, cb, uAlignment, 1 /* contiguous */);
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237 | if (RT_UNLIKELY(virtAddr == NULL))
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238 | {
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239 | rtR0MemObjDelete(&pMemSolaris->Core);
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240 | return VERR_NO_CONT_MEMORY;
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241 | }
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242 | Assert(!(physAddr & PAGE_OFFSET_MASK));
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243 | Assert(physAddr < PhysHighest);
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244 | Assert(physAddr + cb <= PhysHighest);
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245 | #if 0
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246 | if (uAlignment != PAGE_SIZE)
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247 | {
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248 | /* uAlignment is always a multiple of PAGE_SIZE */
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249 | pgcnt_t cPages = (cb + uAlignment - 1) >> PAGE_SHIFT;
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250 | void *pvPage = virtAddr;
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251 | while (cPages-- > 0)
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252 | {
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253 | uint64_t u64Page = vbi_va_to_pa(pvPage);
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254 | if (u64Page & (uAlignment - 1))
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255 | {
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256 | LogRel(("rtR0MemObjNativeAllocPhys: alignment mismatch! cb=%u uAlignment=%u physAddr=%#x\n", cb, uAlignment, u64Page));
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257 | vbi_phys_free(virtAddr, cb);
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258 | rtR0MemObjDelete(&pMemSolaris->Core);
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259 | return VERR_NO_MEMORY;
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260 | }
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261 | pvPage = (void *)((uintptr_t)pvPage + PAGE_SIZE);
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262 | }
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263 | }
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264 | #endif
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265 | pMemSolaris->Core.pv = virtAddr;
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266 | pMemSolaris->Core.u.Cont.Phys = physAddr;
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267 | pMemSolaris->pvHandle = NULL;
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268 | *ppMem = &pMemSolaris->Core;
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269 | return VINF_SUCCESS;
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270 | }
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271 |
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272 |
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273 | int rtR0MemObjNativeEnterPhys(PPRTR0MEMOBJINTERNAL ppMem, RTHCPHYS Phys, size_t cb)
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274 | {
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275 | /* Create the object. */
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276 | PRTR0MEMOBJSOLARIS pMemSolaris = (PRTR0MEMOBJSOLARIS)rtR0MemObjNew(sizeof(*pMemSolaris), RTR0MEMOBJTYPE_PHYS, NULL, cb);
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277 | if (!pMemSolaris)
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278 | return VERR_NO_MEMORY;
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279 |
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280 | /* There is no allocation here, it needs to be mapped somewhere first. */
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281 | pMemSolaris->Core.u.Phys.fAllocated = false;
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282 | pMemSolaris->Core.u.Phys.PhysBase = Phys;
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283 | *ppMem = &pMemSolaris->Core;
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284 | return VINF_SUCCESS;
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285 | }
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286 |
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287 |
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288 | int rtR0MemObjNativeLockUser(PPRTR0MEMOBJINTERNAL ppMem, RTR3PTR R3Ptr, size_t cb, uint32_t fAccess, RTR0PROCESS R0Process)
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289 | {
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290 | AssertReturn(R0Process == RTR0ProcHandleSelf(), VERR_INVALID_PARAMETER);
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291 | NOREF(fAccess);
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292 |
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293 | /* Create the locking object */
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294 | PRTR0MEMOBJSOLARIS pMemSolaris = (PRTR0MEMOBJSOLARIS)rtR0MemObjNew(sizeof(*pMemSolaris), RTR0MEMOBJTYPE_LOCK, (void *)R3Ptr, cb);
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295 | if (!pMemSolaris)
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296 | return VERR_NO_MEMORY;
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297 |
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298 | int fPageAccess = S_READ;
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299 | if (fAccess & RTMEM_PROT_WRITE)
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300 | fPageAccess = S_WRITE;
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301 | if (fAccess & RTMEM_PROT_EXEC)
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302 | fPageAccess = S_EXEC;
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303 | void *pvPageList = NULL;
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304 |
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305 | /* Lock down user pages */
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306 | int rc = vbi_lock_va((caddr_t)R3Ptr, cb, fPageAccess, &pvPageList);
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307 | if (rc != 0)
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308 | {
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309 | LogRel(("rtR0MemObjNativeLockUser: vbi_lock_va failed rc=%d\n", rc));
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310 | rtR0MemObjDelete(&pMemSolaris->Core);
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311 | return VERR_LOCK_FAILED;
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312 | }
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313 |
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314 | pMemSolaris->Core.u.Lock.R0Process = (RTR0PROCESS)vbi_proc();
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315 | pMemSolaris->pvHandle = pvPageList;
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316 | pMemSolaris->fAccess = fPageAccess;
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317 | *ppMem = &pMemSolaris->Core;
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318 | return VINF_SUCCESS;
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319 | }
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320 |
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321 |
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322 | int rtR0MemObjNativeLockKernel(PPRTR0MEMOBJINTERNAL ppMem, void *pv, size_t cb, uint32_t fAccess)
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323 | {
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324 | NOREF(fAccess);
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325 |
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326 | PRTR0MEMOBJSOLARIS pMemSolaris = (PRTR0MEMOBJSOLARIS)rtR0MemObjNew(sizeof(*pMemSolaris), RTR0MEMOBJTYPE_LOCK, pv, cb);
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327 | if (!pMemSolaris)
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328 | return VERR_NO_MEMORY;
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329 |
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330 | int fPageAccess = S_READ;
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331 | if (fAccess & RTMEM_PROT_WRITE)
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332 | fPageAccess = S_WRITE;
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333 | if (fAccess & RTMEM_PROT_EXEC)
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334 | fPageAccess = S_EXEC;
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335 | void *pvPageList = NULL;
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336 | int rc = vbi_lock_va((caddr_t)pv, cb, fPageAccess, &pvPageList);
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337 | if (rc != 0)
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338 | {
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339 | LogRel(("rtR0MemObjNativeLockKernel: vbi_lock_va failed rc=%d\n", rc));
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340 | rtR0MemObjDelete(&pMemSolaris->Core);
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341 | return VERR_LOCK_FAILED;
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342 | }
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343 |
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344 | pMemSolaris->Core.u.Lock.R0Process = NIL_RTR0PROCESS;
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345 | pMemSolaris->pvHandle = pvPageList;
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346 | pMemSolaris->fAccess = fPageAccess;
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347 | *ppMem = &pMemSolaris->Core;
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348 | return VINF_SUCCESS;
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349 | }
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350 |
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351 |
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352 | int rtR0MemObjNativeReserveKernel(PPRTR0MEMOBJINTERNAL ppMem, void *pvFixed, size_t cb, size_t uAlignment)
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353 | {
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354 | PRTR0MEMOBJSOLARIS pMemSolaris;
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355 |
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356 | /*
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357 | * Use xalloc.
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358 | */
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359 | void *pv = vmem_xalloc(heap_arena, cb, uAlignment, 0 /*phase*/, 0 /*nocross*/,
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360 | NULL /*minaddr*/, NULL /*maxaddr*/, VM_SLEEP);
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361 | if (RT_UNLIKELY(!pv))
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362 | return VERR_NO_MEMORY;
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363 |
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364 | /* Create the object. */
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365 | pMemSolaris = (PRTR0MEMOBJSOLARIS)rtR0MemObjNew(sizeof(*pMemSolaris), RTR0MEMOBJTYPE_RES_VIRT, pv, cb);
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366 | if (!pMemSolaris)
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367 | {
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368 | LogRel(("rtR0MemObjNativeReserveKernel failed to alloc memory object.\n"));
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369 | vmem_xfree(heap_arena, pv, cb);
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370 | return VERR_NO_MEMORY;
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371 | }
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372 |
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373 | pMemSolaris->Core.u.ResVirt.R0Process = NIL_RTR0PROCESS;
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374 | *ppMem = &pMemSolaris->Core;
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375 | return VINF_SUCCESS;
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376 | }
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377 |
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378 |
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379 | int rtR0MemObjNativeReserveUser(PPRTR0MEMOBJINTERNAL ppMem, RTR3PTR R3PtrFixed, size_t cb, size_t uAlignment, RTR0PROCESS R0Process)
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380 | {
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381 | return VERR_NOT_IMPLEMENTED;
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382 | }
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383 |
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384 | int rtR0MemObjNativeMapKernel(PPRTR0MEMOBJINTERNAL ppMem, RTR0MEMOBJ pMemToMap, void *pvFixed, size_t uAlignment,
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385 | unsigned fProt, size_t offSub, size_t cbSub)
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386 | {
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387 | /** @todo rtR0MemObjNativeMapKernel / Solaris - Should be fairly simple alloc kernel memory and memload it. */
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388 | return VERR_NOT_IMPLEMENTED;
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389 | }
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390 |
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391 |
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392 | int rtR0MemObjNativeMapUser(PPRTR0MEMOBJINTERNAL ppMem, PRTR0MEMOBJINTERNAL pMemToMap, RTR3PTR R3PtrFixed, size_t uAlignment, unsigned fProt, RTR0PROCESS R0Process)
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393 | {
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394 | AssertMsgReturn(R3PtrFixed == (RTR3PTR)-1, ("%p\n", R3PtrFixed), VERR_NOT_SUPPORTED);
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395 | AssertMsgReturn(R0Process == RTR0ProcHandleSelf(), ("%p != %p\n", R0Process, RTR0ProcHandleSelf()), VERR_NOT_SUPPORTED);
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396 | if (uAlignment != PAGE_SIZE)
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397 | return VERR_NOT_SUPPORTED;
|
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398 |
|
---|
399 | PRTR0MEMOBJSOLARIS pMemToMapSolaris = (PRTR0MEMOBJSOLARIS)pMemToMap;
|
---|
400 | size_t cb = pMemToMapSolaris->Core.cb;
|
---|
401 | void *pv = pMemToMapSolaris->Core.pv;
|
---|
402 | pgcnt_t cPages = (cb + PAGE_SIZE - 1) >> PAGE_SHIFT;
|
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403 |
|
---|
404 | /* Create the mapping object */
|
---|
405 | PRTR0MEMOBJSOLARIS pMemSolaris = (PRTR0MEMOBJSOLARIS)rtR0MemObjNew(sizeof(*pMemSolaris), RTR0MEMOBJTYPE_MAPPING, pv, cb);
|
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406 | if (RT_UNLIKELY(!pMemSolaris))
|
---|
407 | return VERR_NO_MEMORY;
|
---|
408 |
|
---|
409 | uint64_t *paPhysAddrs = kmem_zalloc(sizeof(uint64_t) * cPages, KM_SLEEP);
|
---|
410 | if (RT_UNLIKELY(!paPhysAddrs))
|
---|
411 | return VERR_NO_MEMORY;
|
---|
412 |
|
---|
413 | if ( pMemToMapSolaris->Core.enmType == RTR0MEMOBJTYPE_PHYS_NC
|
---|
414 | && pMemSolaris->Core.u.Phys.fAllocated == false)
|
---|
415 | {
|
---|
416 | /*
|
---|
417 | * The PhysNC object has no kernel mapping backing it. The call to vbi_pages_premap()
|
---|
418 | * prepares the physical pages to be mapped into user or kernel space.
|
---|
419 | */
|
---|
420 | int rc = vbi_pages_premap(pMemToMapSolaris->pvHandle, cb, paPhysAddrs);
|
---|
421 | if (rc)
|
---|
422 | {
|
---|
423 | LogRel(("rtR0MemObjNativeMapUser: vbi_pages_premap failed. rc=%d\n", rc));
|
---|
424 | kmem_free(paPhysAddrs, sizeof(uint64_t) * cPages);
|
---|
425 | rtR0MemObjDelete(&pMemSolaris->Core);
|
---|
426 | return VERR_MAP_FAILED;
|
---|
427 | }
|
---|
428 | }
|
---|
429 | else
|
---|
430 | {
|
---|
431 | /*
|
---|
432 | * All other memory object types have allocated memory with kernel mappings.
|
---|
433 | */
|
---|
434 | for (pgcnt_t iPage = 0; iPage < cPages; iPage++)
|
---|
435 | {
|
---|
436 | paPhysAddrs[iPage] = vbi_va_to_pa(pv);
|
---|
437 | if (RT_UNLIKELY(paPhysAddrs[iPage] == -(uint64_t)1))
|
---|
438 | {
|
---|
439 | LogRel(("rtR0MemObjNativeMapUser: no page to map.\n"));
|
---|
440 | kmem_free(paPhysAddrs, sizeof(uint64_t) * cPages);
|
---|
441 | rtR0MemObjDelete(&pMemSolaris->Core);
|
---|
442 | return VERR_MAP_FAILED;
|
---|
443 | }
|
---|
444 | pv = (void *)((uintptr_t)pv + PAGE_SIZE);
|
---|
445 | }
|
---|
446 | }
|
---|
447 |
|
---|
448 | caddr_t virtAddr = NULL;
|
---|
449 | int rc = vbi_user_map(&virtAddr, fProt, paPhysAddrs, cb);
|
---|
450 | if (rc != 0)
|
---|
451 | {
|
---|
452 | LogRel(("rtR0MemObjNativeMapUser: vbi mapping failure.\n"));
|
---|
453 | kmem_free(paPhysAddrs, sizeof(uint64_t) * cPages);
|
---|
454 | rtR0MemObjDelete(&pMemSolaris->Core);
|
---|
455 | return VERR_MAP_FAILED;
|
---|
456 | }
|
---|
457 | else
|
---|
458 | rc = VINF_SUCCESS;
|
---|
459 |
|
---|
460 | pMemSolaris->Core.u.Mapping.R0Process = (RTR0PROCESS)vbi_proc();
|
---|
461 | pMemSolaris->Core.pv = virtAddr;
|
---|
462 | *ppMem = &pMemSolaris->Core;
|
---|
463 | kmem_free(paPhysAddrs, sizeof(uint64_t) * cPages);
|
---|
464 | return rc;
|
---|
465 | }
|
---|
466 |
|
---|
467 |
|
---|
468 | int rtR0MemObjNativeProtect(PRTR0MEMOBJINTERNAL pMem, size_t offSub, size_t cbSub, uint32_t fProt)
|
---|
469 | {
|
---|
470 | NOREF(pMem);
|
---|
471 | NOREF(offSub);
|
---|
472 | NOREF(cbSub);
|
---|
473 | NOREF(fProt);
|
---|
474 | return VERR_NOT_SUPPORTED;
|
---|
475 | }
|
---|
476 |
|
---|
477 |
|
---|
478 | RTHCPHYS rtR0MemObjNativeGetPagePhysAddr(PRTR0MEMOBJINTERNAL pMem, size_t iPage)
|
---|
479 | {
|
---|
480 | PRTR0MEMOBJSOLARIS pMemSolaris = (PRTR0MEMOBJSOLARIS)pMem;
|
---|
481 |
|
---|
482 | switch (pMemSolaris->Core.enmType)
|
---|
483 | {
|
---|
484 | case RTR0MEMOBJTYPE_PAGE:
|
---|
485 | case RTR0MEMOBJTYPE_LOW:
|
---|
486 | case RTR0MEMOBJTYPE_LOCK:
|
---|
487 | {
|
---|
488 | uint8_t *pb = (uint8_t *)pMemSolaris->Core.pv + ((size_t)iPage << PAGE_SHIFT);
|
---|
489 | return vbi_va_to_pa(pb);
|
---|
490 | }
|
---|
491 |
|
---|
492 | /*
|
---|
493 | * Although mapping can be handled by vbi_va_to_pa(offset) like the above case,
|
---|
494 | * request it from the parent so that we have a clear distinction between CONT/PHYS_NC.
|
---|
495 | */
|
---|
496 | case RTR0MEMOBJTYPE_MAPPING:
|
---|
497 | return rtR0MemObjNativeGetPagePhysAddr(pMemSolaris->Core.uRel.Child.pParent, iPage);
|
---|
498 |
|
---|
499 | case RTR0MEMOBJTYPE_CONT:
|
---|
500 | case RTR0MEMOBJTYPE_PHYS:
|
---|
501 | return pMemSolaris->Core.u.Cont.Phys + (iPage << PAGE_SHIFT);
|
---|
502 |
|
---|
503 | case RTR0MEMOBJTYPE_PHYS_NC:
|
---|
504 | if (pMemSolaris->Core.u.Phys.fAllocated == true)
|
---|
505 | {
|
---|
506 | uint8_t *pb = (uint8_t *)pMemSolaris->Core.pv + ((size_t)iPage << PAGE_SHIFT);
|
---|
507 | return vbi_va_to_pa(pb);
|
---|
508 | }
|
---|
509 | return vbi_page_to_pa(pMemSolaris->pvHandle, iPage);
|
---|
510 |
|
---|
511 | case RTR0MEMOBJTYPE_RES_VIRT:
|
---|
512 | default:
|
---|
513 | return NIL_RTHCPHYS;
|
---|
514 | }
|
---|
515 | }
|
---|
516 |
|
---|