projects / mirror_edk2.git / blame
| Commit | Line | Data |
|---|---|---|
| 5f55c700 | 1 | /** @file\r |
| 2 | ACPI Table Protocol Implementation\r | |
| 3 | \r | |
| f0071740 | 4 | Copyright (c) 2006 - 2015, Intel Corporation. All rights reserved.<BR>\r |
| e5eed7d3 | 5 | This program and the accompanying materials\r |
| 5f55c700 | 6 | are licensed and made available under the terms and conditions of the BSD License\r |
| 7 | which accompanies this distribution. The full text of the license may be found at\r | |
| 8 | http://opensource.org/licenses/bsd-license.php\r | |
| 9 | \r | |
| 10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
| 11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
| 12 | \r | |
| 13 | **/\r | |
| 14 | \r | |
| 15 | //\r | |
| 16 | // Includes\r | |
| 17 | //\r | |
| 18 | #include "AcpiTable.h"\r | |
| da935a5c | 19 | //\r |
| 20 | // The maximum number of tables that pre-allocated. \r | |
| 21 | //\r | |
| 22 | UINTN mEfiAcpiMaxNumTables = EFI_ACPI_MAX_NUM_TABLES; \r | |
| 5f55c700 | 23 | \r |
| 24 | /**\r | |
| 25 | This function adds an ACPI table to the table list. It will detect FACS and\r | |
| 26 | allocate the correct type of memory and properly align the table.\r | |
| 27 | \r | |
| 28 | @param AcpiTableInstance Instance of the protocol.\r | |
| 29 | @param Table Table to add.\r | |
| 30 | @param Checksum Does the table require checksumming.\r | |
| 31 | @param Version The version of the list to add the table to.\r | |
| 32 | @param Handle Pointer for returning the handle.\r | |
| 33 | \r | |
| 34 | @return EFI_SUCCESS The function completed successfully.\r | |
| 35 | @return EFI_OUT_OF_RESOURCES Could not allocate a required resource.\r | |
| 36 | @return EFI_ABORTED The table is a duplicate of a table that is required\r | |
| 37 | to be unique.\r | |
| 38 | \r | |
| 39 | **/\r | |
| 40 | EFI_STATUS\r | |
| 41 | AddTableToList (\r | |
| 42 | IN EFI_ACPI_TABLE_INSTANCE *AcpiTableInstance,\r | |
| 43 | IN VOID *Table,\r | |
| 44 | IN BOOLEAN Checksum,\r | |
| 45 | IN EFI_ACPI_TABLE_VERSION Version,\r | |
| 46 | OUT UINTN *Handle\r | |
| 47 | );\r | |
| 48 | \r | |
| 49 | /**\r | |
| 50 | This function finds and removes the table specified by the handle.\r | |
| 51 | \r | |
| 52 | @param AcpiTableInstance Instance of the protocol.\r | |
| 53 | @param Version Bitmask of which versions to remove.\r | |
| 54 | @param Handle Table to remove.\r | |
| 55 | \r | |
| 56 | @return EFI_SUCCESS The function completed successfully.\r | |
| 57 | @return EFI_ABORTED An error occurred.\r | |
| 58 | @return EFI_NOT_FOUND Handle not found in table list.\r | |
| 59 | \r | |
| 60 | **/\r | |
| 61 | EFI_STATUS\r | |
| 62 | RemoveTableFromList (\r | |
| 63 | IN EFI_ACPI_TABLE_INSTANCE *AcpiTableInstance,\r | |
| 64 | IN EFI_ACPI_TABLE_VERSION Version,\r | |
| 65 | IN UINTN Handle\r | |
| 66 | );\r | |
| 67 | \r | |
| 68 | /**\r | |
| 69 | This function calculates and updates an UINT8 checksum.\r | |
| 70 | \r | |
| 71 | @param Buffer Pointer to buffer to checksum\r | |
| 72 | @param Size Number of bytes to checksum\r | |
| 73 | @param ChecksumOffset Offset to place the checksum result in\r | |
| 74 | \r | |
| 75 | @return EFI_SUCCESS The function completed successfully.\r | |
| 5f55c700 | 76 | **/\r |
| 77 | EFI_STATUS\r | |
| 78 | AcpiPlatformChecksum (\r | |
| 79 | IN VOID *Buffer,\r | |
| 80 | IN UINTN Size,\r | |
| 81 | IN UINTN ChecksumOffset\r | |
| 82 | );\r | |
| 83 | \r | |
| 84 | /**\r | |
| 85 | Checksum all versions of the common tables, RSDP, RSDT, XSDT.\r | |
| 86 | \r | |
| 87 | @param AcpiTableInstance Protocol instance private data.\r | |
| 88 | \r | |
| 89 | @return EFI_SUCCESS The function completed successfully.\r | |
| 90 | \r | |
| 91 | **/\r | |
| 92 | EFI_STATUS\r | |
| 93 | ChecksumCommonTables (\r | |
| 94 | IN OUT EFI_ACPI_TABLE_INSTANCE *AcpiTableInstance\r | |
| 95 | );\r | |
| 96 | \r | |
| 97 | //\r | |
| 98 | // Protocol function implementations.\r | |
| 99 | //\r | |
| 100 | \r | |
| 5f55c700 | 101 | /**\r |
| 102 | This function publishes the specified versions of the ACPI tables by\r | |
| 103 | installing EFI configuration table entries for them. Any combination of\r | |
| 104 | table versions can be published.\r | |
| 105 | \r | |
| 106 | @param AcpiTableInstance Instance of the protocol.\r | |
| 107 | @param Version Version(s) to publish.\r | |
| 108 | \r | |
| 109 | @return EFI_SUCCESS The function completed successfully.\r | |
| 110 | @return EFI_ABORTED The function could not complete successfully.\r | |
| 111 | \r | |
| 112 | **/\r | |
| 113 | EFI_STATUS\r | |
| 114 | EFIAPI\r | |
| 115 | PublishTables (\r | |
| 116 | IN EFI_ACPI_TABLE_INSTANCE *AcpiTableInstance,\r | |
| 117 | IN EFI_ACPI_TABLE_VERSION Version\r | |
| 118 | )\r | |
| 119 | {\r | |
| 120 | EFI_STATUS Status;\r | |
| 121 | UINT32 *CurrentRsdtEntry;\r | |
| 122 | VOID *CurrentXsdtEntry;\r | |
| 123 | UINT64 Buffer64;\r | |
| 124 | \r | |
| 125 | //\r | |
| 126 | // Reorder tables as some operating systems don't seem to find the\r | |
| 127 | // FADT correctly if it is not in the first few entries\r | |
| 128 | //\r | |
| 129 | \r | |
| 130 | //\r | |
| 131 | // Add FADT as the first entry\r | |
| 132 | //\r | |
| 133 | if ((Version & EFI_ACPI_TABLE_VERSION_1_0B) != 0) {\r | |
| 134 | CurrentRsdtEntry = (UINT32 *) ((UINT8 *) AcpiTableInstance->Rsdt1 + sizeof (EFI_ACPI_DESCRIPTION_HEADER));\r | |
| 135 | *CurrentRsdtEntry = (UINT32) (UINTN) AcpiTableInstance->Fadt1;\r | |
| 136 | }\r | |
| f0071740 | 137 | if ((Version & ACPI_TABLE_VERSION_GTE_2_0) != 0) {\r |
| 5f55c700 | 138 | CurrentRsdtEntry = (UINT32 *) ((UINT8 *) AcpiTableInstance->Rsdt3 + sizeof (EFI_ACPI_DESCRIPTION_HEADER));\r |
| 139 | *CurrentRsdtEntry = (UINT32) (UINTN) AcpiTableInstance->Fadt3;\r | |
| 140 | CurrentXsdtEntry = (VOID *) ((UINT8 *) AcpiTableInstance->Xsdt + sizeof (EFI_ACPI_DESCRIPTION_HEADER));\r | |
| 141 | //\r | |
| 142 | // Add entry to XSDT, XSDT expects 64 bit pointers, but\r | |
| 143 | // the table pointers in XSDT are not aligned on 8 byte boundary.\r | |
| 144 | //\r | |
| 145 | Buffer64 = (UINT64) (UINTN) AcpiTableInstance->Fadt3;\r | |
| 146 | CopyMem (\r | |
| 147 | CurrentXsdtEntry,\r | |
| 148 | &Buffer64,\r | |
| 149 | sizeof (UINT64)\r | |
| 150 | );\r | |
| 151 | }\r | |
| 152 | \r | |
| 153 | //\r | |
| 154 | // Do checksum again because Dsdt/Xsdt is updated.\r | |
| 155 | //\r | |
| 156 | ChecksumCommonTables (AcpiTableInstance);\r | |
| 157 | \r | |
| 158 | //\r | |
| 159 | // Add the RSD_PTR to the system table and store that we have installed the\r | |
| 160 | // tables.\r | |
| 161 | //\r | |
| 162 | if (((Version & EFI_ACPI_TABLE_VERSION_1_0B) != 0) &&\r | |
| 163 | !AcpiTableInstance->TablesInstalled1) {\r | |
| 164 | Status = gBS->InstallConfigurationTable (&gEfiAcpi10TableGuid, AcpiTableInstance->Rsdp1);\r | |
| 165 | if (EFI_ERROR (Status)) {\r | |
| 166 | return EFI_ABORTED;\r | |
| 167 | }\r | |
| 168 | \r | |
| 169 | AcpiTableInstance->TablesInstalled1 = TRUE;\r | |
| 170 | }\r | |
| 171 | \r | |
| de4db4da | 172 | if (((Version & ACPI_TABLE_VERSION_GTE_2_0) != 0) &&\r |
| 5f55c700 | 173 | !AcpiTableInstance->TablesInstalled3) {\r |
| 174 | Status = gBS->InstallConfigurationTable (&gEfiAcpiTableGuid, AcpiTableInstance->Rsdp3);\r | |
| 175 | if (EFI_ERROR (Status)) {\r | |
| 176 | return EFI_ABORTED;\r | |
| 177 | }\r | |
| 178 | \r | |
| 179 | AcpiTableInstance->TablesInstalled3= TRUE;\r | |
| 180 | }\r | |
| 181 | \r | |
| 182 | return EFI_SUCCESS;\r | |
| 183 | }\r | |
| 184 | \r | |
| 185 | \r | |
| 186 | /**\r | |
| 187 | Installs an ACPI table into the RSDT/XSDT.\r | |
| 2fd3009f | 188 | Note that the ACPI table should be checksumed before installing it.\r |
| 189 | Otherwise it will assert.\r | |
| 5f55c700 | 190 | \r |
| 191 | @param This Protocol instance pointer.\r | |
| 192 | @param AcpiTableBuffer A pointer to a buffer containing the ACPI table to be installed.\r | |
| 193 | @param AcpiTableBufferSize Specifies the size, in bytes, of the AcpiTableBuffer buffer.\r | |
| 194 | @param TableKey Reurns a key to refer to the ACPI table.\r | |
| 195 | \r | |
| 196 | @return EFI_SUCCESS The table was successfully inserted.\r | |
| 197 | @return EFI_INVALID_PARAMETER Either AcpiTableBuffer is NULL, TableKey is NULL, or AcpiTableBufferSize \r | |
| 198 | and the size field embedded in the ACPI table pointed to by AcpiTableBuffer\r | |
| 199 | are not in sync.\r | |
| 200 | @return EFI_OUT_OF_RESOURCES Insufficient resources exist to complete the request.\r | |
| 5966402e SZ |
201 | @retval EFI_ACCESS_DENIED The table signature matches a table already\r |
| 202 | present in the system and platform policy\r | |
| 203 | does not allow duplicate tables of this type.\r | |
| 5f55c700 | 204 | \r |
| 205 | **/\r | |
| 206 | EFI_STATUS\r | |
| 207 | EFIAPI\r | |
| 208 | InstallAcpiTable (\r | |
| db0f0d3c | 209 | IN EFI_ACPI_TABLE_PROTOCOL *This,\r |
| 210 | IN VOID *AcpiTableBuffer,\r | |
| 211 | IN UINTN AcpiTableBufferSize,\r | |
| 212 | OUT UINTN *TableKey\r | |
| 5f55c700 | 213 | )\r |
| 214 | {\r | |
| 215 | EFI_ACPI_TABLE_INSTANCE *AcpiTableInstance;\r | |
| 216 | EFI_STATUS Status;\r | |
| 217 | VOID *AcpiTableBufferConst;\r | |
| 218 | \r | |
| 219 | //\r | |
| 220 | // Check for invalid input parameters\r | |
| 221 | //\r | |
| 222 | if ((AcpiTableBuffer == NULL) || (TableKey == NULL)\r | |
| 223 | || (((EFI_ACPI_DESCRIPTION_HEADER *) AcpiTableBuffer)->Length != AcpiTableBufferSize)) {\r | |
| 224 | return EFI_INVALID_PARAMETER;\r | |
| 225 | }\r | |
| 226 | \r | |
| 227 | //\r | |
| 228 | // Get the instance of the ACPI table protocol\r | |
| 229 | //\r | |
| 230 | AcpiTableInstance = EFI_ACPI_TABLE_INSTANCE_FROM_THIS (This);\r | |
| 231 | \r | |
| 232 | //\r | |
| 233 | // Install the ACPI table\r | |
| 234 | //\r | |
| 235 | AcpiTableBufferConst = AllocateCopyPool (AcpiTableBufferSize,AcpiTableBuffer);\r | |
| 236 | *TableKey = 0;\r | |
| 5966402e | 237 | Status = AddTableToList (\r |
| 5f55c700 | 238 | AcpiTableInstance,\r |
| 239 | AcpiTableBufferConst,\r | |
| 71824dd8 | 240 | TRUE,\r |
| f0071740 | 241 | EFI_ACPI_TABLE_VERSION_1_0B | ACPI_TABLE_VERSION_GTE_2_0,\r |
| 5f55c700 | 242 | TableKey\r |
| 243 | );\r | |
| 244 | if (!EFI_ERROR (Status)) {\r | |
| 245 | Status = PublishTables (\r | |
| 246 | AcpiTableInstance,\r | |
| f0071740 | 247 | EFI_ACPI_TABLE_VERSION_1_0B | ACPI_TABLE_VERSION_GTE_2_0\r |
| 5f55c700 | 248 | );\r |
| 249 | }\r | |
| 250 | FreePool (AcpiTableBufferConst);\r | |
| 251 | \r | |
| 3dc8585e JY |
252 | //\r |
| 253 | // Add a new table successfully, notify registed callback\r | |
| 254 | //\r | |
| 255 | if (FeaturePcdGet (PcdInstallAcpiSdtProtocol)) {\r | |
| 256 | if (!EFI_ERROR (Status)) {\r | |
| 257 | SdtNotifyAcpiList (\r | |
| 258 | AcpiTableInstance,\r | |
| f0071740 | 259 | EFI_ACPI_TABLE_VERSION_1_0B | ACPI_TABLE_VERSION_GTE_2_0,\r |
| 3dc8585e JY |
260 | *TableKey\r |
| 261 | );\r | |
| 262 | }\r | |
| 263 | }\r | |
| 264 | \r | |
| 5f55c700 | 265 | return Status;\r |
| 266 | }\r | |
| 267 | \r | |
| 268 | \r | |
| 269 | /**\r | |
| 270 | Removes an ACPI table from the RSDT/XSDT.\r | |
| 271 | \r | |
| 272 | @param This Protocol instance pointer.\r | |
| 273 | @param TableKey Specifies the table to uninstall. The key was returned from InstallAcpiTable().\r | |
| 274 | \r | |
| 275 | @return EFI_SUCCESS The table was successfully uninstalled.\r | |
| 276 | @return EFI_NOT_FOUND TableKey does not refer to a valid key for a table entry.\r | |
| 277 | \r | |
| 278 | **/\r | |
| 279 | EFI_STATUS\r | |
| 280 | EFIAPI\r | |
| 281 | UninstallAcpiTable (\r | |
| db0f0d3c | 282 | IN EFI_ACPI_TABLE_PROTOCOL *This,\r |
| 283 | IN UINTN TableKey\r | |
| 5f55c700 | 284 | )\r |
| 285 | {\r | |
| 286 | EFI_ACPI_TABLE_INSTANCE *AcpiTableInstance;\r | |
| 287 | EFI_STATUS Status;\r | |
| 288 | \r | |
| 289 | //\r | |
| 290 | // Get the instance of the ACPI table protocol\r | |
| 291 | //\r | |
| 292 | AcpiTableInstance = EFI_ACPI_TABLE_INSTANCE_FROM_THIS (This);\r | |
| 293 | \r | |
| 294 | //\r | |
| 295 | // Uninstall the ACPI table\r | |
| 296 | //\r | |
| 5966402e | 297 | Status = RemoveTableFromList (\r |
| 5f55c700 | 298 | AcpiTableInstance,\r |
| f0071740 | 299 | EFI_ACPI_TABLE_VERSION_1_0B | ACPI_TABLE_VERSION_GTE_2_0,\r |
| 5966402e | 300 | TableKey\r |
| 5f55c700 | 301 | );\r |
| 302 | if (!EFI_ERROR (Status)) {\r | |
| 303 | Status = PublishTables (\r | |
| 304 | AcpiTableInstance,\r | |
| f0071740 | 305 | EFI_ACPI_TABLE_VERSION_1_0B | ACPI_TABLE_VERSION_GTE_2_0\r |
| 5f55c700 | 306 | );\r |
| 307 | }\r | |
| 308 | \r | |
| 309 | if (EFI_ERROR (Status)) {\r | |
| 310 | return EFI_NOT_FOUND;\r | |
| 311 | } else {\r | |
| 312 | return EFI_SUCCESS;\r | |
| 313 | }\r | |
| 314 | }\r | |
| 315 | \r | |
| da935a5c | 316 | /**\r |
| 317 | If the number of APCI tables exceeds the preallocated max table number, enlarge the table buffer.\r | |
| 318 | \r | |
| 319 | @param AcpiTableInstance ACPI table protocol instance data structure.\r | |
| 320 | \r | |
| 321 | @return EFI_SUCCESS reallocate the table beffer successfully.\r | |
| 322 | @return EFI_OUT_OF_RESOURCES Unable to allocate required resources.\r | |
| 323 | \r | |
| 324 | **/\r | |
| 325 | EFI_STATUS\r | |
| 326 | ReallocateAcpiTableBuffer (\r | |
| 327 | IN EFI_ACPI_TABLE_INSTANCE *AcpiTableInstance\r | |
| 328 | )\r | |
| 329 | {\r | |
| 330 | UINTN NewMaxTableNumber;\r | |
| 331 | UINTN TotalSize;\r | |
| 332 | UINT8 *Pointer;\r | |
| 333 | EFI_PHYSICAL_ADDRESS PageAddress;\r | |
| 334 | EFI_ACPI_TABLE_INSTANCE TempPrivateData;\r | |
| 335 | EFI_STATUS Status;\r | |
| 336 | UINT64 CurrentData;\r | |
| 337 | \r | |
| 338 | CopyMem (&TempPrivateData, AcpiTableInstance, sizeof (EFI_ACPI_TABLE_INSTANCE)); \r | |
| 339 | //\r | |
| 340 | // Enlarge the max table number from mEfiAcpiMaxNumTables to mEfiAcpiMaxNumTables + EFI_ACPI_MAX_NUM_TABLES\r | |
| 341 | //\r | |
| 342 | NewMaxTableNumber = mEfiAcpiMaxNumTables + EFI_ACPI_MAX_NUM_TABLES;\r | |
| 343 | //\r | |
| 37abfb7e | 344 | // Create RSDT, XSDT structures and allocate buffers.\r |
| da935a5c | 345 | //\r |
| 37abfb7e LG |
346 | TotalSize = sizeof (EFI_ACPI_DESCRIPTION_HEADER) + // for ACPI 1.0 RSDT\r |
| 347 | NewMaxTableNumber * sizeof (UINT32) +\r | |
| 348 | sizeof (EFI_ACPI_DESCRIPTION_HEADER) + // for ACPI 2.0/3.0 RSDT\r | |
| 349 | NewMaxTableNumber * sizeof (UINT32) +\r | |
| 350 | sizeof (EFI_ACPI_DESCRIPTION_HEADER) + // for ACPI 2.0/3.0 XSDT\r | |
| 351 | NewMaxTableNumber * sizeof (UINT64);\r | |
| da935a5c | 352 | \r |
| 353 | //\r | |
| 354 | // Allocate memory in the lower 32 bit of address range for\r | |
| 355 | // compatibility with ACPI 1.0 OS.\r | |
| 356 | //\r | |
| 357 | // This is done because ACPI 1.0 pointers are 32 bit values.\r | |
| 358 | // ACPI 2.0 OS and all 64 bit OS must use the 64 bit ACPI table addresses.\r | |
| 359 | // There is no architectural reason these should be below 4GB, it is purely\r | |
| 360 | // for convenience of implementation that we force memory below 4GB.\r | |
| 361 | //\r | |
| 362 | PageAddress = 0xFFFFFFFF;\r | |
| 363 | Status = gBS->AllocatePages (\r | |
| 364 | AllocateMaxAddress,\r | |
| 365 | EfiACPIReclaimMemory,\r | |
| 366 | EFI_SIZE_TO_PAGES (TotalSize),\r | |
| 367 | &PageAddress\r | |
| 368 | );\r | |
| 369 | \r | |
| 370 | if (EFI_ERROR (Status)) {\r | |
| 371 | return EFI_OUT_OF_RESOURCES;\r | |
| 372 | }\r | |
| 373 | \r | |
| 374 | Pointer = (UINT8 *) (UINTN) PageAddress;\r | |
| 375 | ZeroMem (Pointer, TotalSize);\r | |
| 376 | \r | |
| da935a5c | 377 | AcpiTableInstance->Rsdt1 = (EFI_ACPI_DESCRIPTION_HEADER *) Pointer;\r |
| 378 | Pointer += (sizeof (EFI_ACPI_DESCRIPTION_HEADER) + NewMaxTableNumber * sizeof (UINT32));\r | |
| 379 | AcpiTableInstance->Rsdt3 = (EFI_ACPI_DESCRIPTION_HEADER *) Pointer;\r | |
| 380 | Pointer += (sizeof (EFI_ACPI_DESCRIPTION_HEADER) + NewMaxTableNumber * sizeof (UINT32));\r | |
| da935a5c | 381 | AcpiTableInstance->Xsdt = (EFI_ACPI_DESCRIPTION_HEADER *) Pointer;\r |
| 5f55c700 | 382 | \r |
| da935a5c | 383 | //\r |
| 37abfb7e | 384 | // Update RSDP to point to the new Rsdt and Xsdt address.\r |
| da935a5c | 385 | //\r |
| da935a5c | 386 | AcpiTableInstance->Rsdp1->RsdtAddress = (UINT32) (UINTN) AcpiTableInstance->Rsdt1;\r |
| da935a5c | 387 | AcpiTableInstance->Rsdp3->RsdtAddress = (UINT32) (UINTN) AcpiTableInstance->Rsdt3;\r |
| 388 | CurrentData = (UINT64) (UINTN) AcpiTableInstance->Xsdt;\r | |
| 389 | CopyMem (&AcpiTableInstance->Rsdp3->XsdtAddress, &CurrentData, sizeof (UINT64));\r | |
| 390 | \r | |
| 391 | //\r | |
| 392 | // copy the original Rsdt1, Rsdt3 and Xsdt structure to new buffer \r | |
| 393 | //\r | |
| 394 | CopyMem (AcpiTableInstance->Rsdt1, TempPrivateData.Rsdt1, (sizeof (EFI_ACPI_DESCRIPTION_HEADER) + mEfiAcpiMaxNumTables * sizeof (UINT32))); \r | |
| 395 | CopyMem (AcpiTableInstance->Rsdt3, TempPrivateData.Rsdt3, (sizeof (EFI_ACPI_DESCRIPTION_HEADER) + mEfiAcpiMaxNumTables * sizeof (UINT32))); \r | |
| 396 | CopyMem (AcpiTableInstance->Xsdt, TempPrivateData.Xsdt, (sizeof (EFI_ACPI_DESCRIPTION_HEADER) + mEfiAcpiMaxNumTables * sizeof (UINT64)));\r | |
| 397 | \r | |
| 398 | //\r | |
| 399 | // Calculate orignal ACPI table buffer size\r | |
| 400 | //\r | |
| 37abfb7e LG |
401 | TotalSize = sizeof (EFI_ACPI_DESCRIPTION_HEADER) + // for ACPI 1.0 RSDT\r |
| 402 | mEfiAcpiMaxNumTables * sizeof (UINT32) +\r | |
| 403 | sizeof (EFI_ACPI_DESCRIPTION_HEADER) + // for ACPI 2.0/3.0 RSDT\r | |
| 404 | mEfiAcpiMaxNumTables * sizeof (UINT32) +\r | |
| 405 | sizeof (EFI_ACPI_DESCRIPTION_HEADER) + // for ACPI 2.0/3.0 XSDT\r | |
| 406 | mEfiAcpiMaxNumTables * sizeof (UINT64);\r | |
| 407 | gBS->FreePages ((EFI_PHYSICAL_ADDRESS)(UINTN)TempPrivateData.Rsdt1, EFI_SIZE_TO_PAGES (TotalSize));\r | |
| da935a5c | 408 | \r |
| 409 | //\r | |
| 410 | // Update the Max ACPI table number\r | |
| 411 | // \r | |
| 412 | mEfiAcpiMaxNumTables = NewMaxTableNumber;\r | |
| 413 | return EFI_SUCCESS;\r | |
| 414 | }\r | |
| 5f55c700 | 415 | /**\r |
| 416 | This function adds an ACPI table to the table list. It will detect FACS and\r | |
| 417 | allocate the correct type of memory and properly align the table.\r | |
| 418 | \r | |
| 419 | @param AcpiTableInstance Instance of the protocol.\r | |
| 420 | @param Table Table to add.\r | |
| 421 | @param Checksum Does the table require checksumming.\r | |
| 422 | @param Version The version of the list to add the table to.\r | |
| 423 | @param Handle Pointer for returning the handle.\r | |
| 424 | \r | |
| 425 | @return EFI_SUCCESS The function completed successfully.\r | |
| 426 | @return EFI_OUT_OF_RESOURCES Could not allocate a required resource.\r | |
| 5966402e SZ |
427 | @retval EFI_ACCESS_DENIED The table signature matches a table already\r |
| 428 | present in the system and platform policy\r | |
| 429 | does not allow duplicate tables of this type.\r | |
| 5f55c700 | 430 | \r |
| 431 | **/\r | |
| 432 | EFI_STATUS\r | |
| 433 | AddTableToList (\r | |
| 434 | IN EFI_ACPI_TABLE_INSTANCE *AcpiTableInstance,\r | |
| 435 | IN VOID *Table,\r | |
| 436 | IN BOOLEAN Checksum,\r | |
| 437 | IN EFI_ACPI_TABLE_VERSION Version,\r | |
| 438 | OUT UINTN *Handle\r | |
| 439 | )\r | |
| 440 | {\r | |
| 441 | EFI_STATUS Status;\r | |
| 442 | EFI_ACPI_TABLE_LIST *CurrentTableList;\r | |
| 443 | UINT32 CurrentTableSignature;\r | |
| 444 | UINT32 CurrentTableSize;\r | |
| 445 | UINT32 *CurrentRsdtEntry;\r | |
| 446 | VOID *CurrentXsdtEntry;\r | |
| 447 | UINT64 Buffer64;\r | |
| 448 | BOOLEAN AddToRsdt;\r | |
| 449 | \r | |
| 450 | //\r | |
| 451 | // Check for invalid input parameters\r | |
| 452 | //\r | |
| 453 | ASSERT (AcpiTableInstance);\r | |
| 454 | ASSERT (Table);\r | |
| 455 | ASSERT (Handle);\r | |
| 456 | \r | |
| 457 | //\r | |
| 458 | // Init locals\r | |
| 459 | //\r | |
| 460 | AddToRsdt = TRUE;\r | |
| 461 | \r | |
| 462 | //\r | |
| 463 | // Create a new list entry\r | |
| 464 | //\r | |
| 465 | CurrentTableList = AllocatePool (sizeof (EFI_ACPI_TABLE_LIST));\r | |
| 466 | ASSERT (CurrentTableList);\r | |
| 467 | \r | |
| 468 | //\r | |
| 469 | // Determine table type and size\r | |
| 470 | //\r | |
| 471 | CurrentTableSignature = ((EFI_ACPI_COMMON_HEADER *) Table)->Signature;\r | |
| 472 | CurrentTableSize = ((EFI_ACPI_COMMON_HEADER *) Table)->Length;\r | |
| 473 | \r | |
| 474 | //\r | |
| 475 | // Allocate a buffer for the table. All tables are allocated in the lower 32 bits of address space\r | |
| 476 | // for backwards compatibility with ACPI 1.0 OS.\r | |
| 477 | //\r | |
| 478 | // This is done because ACPI 1.0 pointers are 32 bit values.\r | |
| 479 | // ACPI 2.0 OS and all 64 bit OS must use the 64 bit ACPI table addresses.\r | |
| 480 | // There is no architectural reason these should be below 4GB, it is purely\r | |
| 481 | // for convenience of implementation that we force memory below 4GB.\r | |
| 482 | //\r | |
| 483 | CurrentTableList->PageAddress = 0xFFFFFFFF;\r | |
| 484 | CurrentTableList->NumberOfPages = EFI_SIZE_TO_PAGES (CurrentTableSize);\r | |
| 485 | \r | |
| 486 | //\r | |
| 487 | // Allocation memory type depends on the type of the table\r | |
| 488 | //\r | |
| 36d58153 JY |
489 | if ((CurrentTableSignature == EFI_ACPI_2_0_FIRMWARE_ACPI_CONTROL_STRUCTURE_SIGNATURE) || \r |
| 490 | (CurrentTableSignature == EFI_ACPI_4_0_UEFI_ACPI_DATA_TABLE_SIGNATURE)) {\r | |
| 5f55c700 | 491 | //\r |
| 492 | // Allocate memory for the FACS. This structure must be aligned\r | |
| 493 | // on a 64 byte boundary and must be ACPI NVS memory.\r | |
| 494 | // Using AllocatePages should ensure that it is always aligned.\r | |
| 36d58153 JY |
495 | // Do not change signature for new ACPI version because they are same.\r |
| 496 | //\r | |
| 497 | // UEFI table also need to be in ACPI NVS memory, because some data field\r | |
| 498 | // could be updated by OS present agent. For example, BufferPtrAddress in\r | |
| 499 | // SMM communication ACPI table.\r | |
| 5f55c700 | 500 | //\r |
| 501 | ASSERT ((EFI_PAGE_SIZE % 64) == 0);\r | |
| 502 | Status = gBS->AllocatePages (\r | |
| 503 | AllocateMaxAddress,\r | |
| 504 | EfiACPIMemoryNVS,\r | |
| 505 | CurrentTableList->NumberOfPages,\r | |
| 506 | &CurrentTableList->PageAddress\r | |
| 507 | );\r | |
| 508 | } else {\r | |
| 509 | //\r | |
| 510 | // All other tables are ACPI reclaim memory, no alignment requirements.\r | |
| 511 | //\r | |
| 512 | Status = gBS->AllocatePages (\r | |
| 513 | AllocateMaxAddress,\r | |
| 514 | EfiACPIReclaimMemory,\r | |
| 515 | CurrentTableList->NumberOfPages,\r | |
| 516 | &CurrentTableList->PageAddress\r | |
| 517 | );\r | |
| 518 | }\r | |
| 519 | //\r | |
| 520 | // Check return value from memory alloc.\r | |
| 521 | //\r | |
| 522 | if (EFI_ERROR (Status)) {\r | |
| 523 | gBS->FreePool (CurrentTableList);\r | |
| 524 | return EFI_OUT_OF_RESOURCES;\r | |
| 525 | }\r | |
| 526 | //\r | |
| 527 | // Update the table pointer with the allocated memory start\r | |
| 528 | //\r | |
| 529 | CurrentTableList->Table = (EFI_ACPI_COMMON_HEADER *) (UINTN) CurrentTableList->PageAddress;\r | |
| 530 | \r | |
| 531 | //\r | |
| 532 | // Initialize the table contents\r | |
| 533 | //\r | |
| 534 | CurrentTableList->Signature = EFI_ACPI_TABLE_LIST_SIGNATURE;\r | |
| 535 | CopyMem (CurrentTableList->Table, Table, CurrentTableSize);\r | |
| 536 | CurrentTableList->Handle = AcpiTableInstance->CurrentHandle++;\r | |
| 537 | *Handle = CurrentTableList->Handle;\r | |
| 538 | CurrentTableList->Version = Version;\r | |
| 539 | \r | |
| 540 | //\r | |
| 541 | // Update internal pointers if this is a required table. If it is a required\r | |
| 542 | // table and a table of that type already exists, return an error.\r | |
| 543 | //\r | |
| 544 | // Calculate the checksum if the table is not FACS.\r | |
| 545 | //\r | |
| 546 | switch (CurrentTableSignature) {\r | |
| 547 | \r | |
| 548 | case EFI_ACPI_1_0_FIXED_ACPI_DESCRIPTION_TABLE_SIGNATURE:\r | |
| 549 | //\r | |
| 550 | // We don't add the FADT in the standard way because some\r | |
| 551 | // OS expect the FADT to be early in the table list.\r | |
| 552 | // So we always add it as the first element in the list.\r | |
| 553 | //\r | |
| 554 | AddToRsdt = FALSE;\r | |
| 555 | \r | |
| 556 | //\r | |
| 557 | // Check that the table has not been previously added.\r | |
| 558 | //\r | |
| 559 | if (((Version & EFI_ACPI_TABLE_VERSION_1_0B) != 0 && AcpiTableInstance->Fadt1 != NULL) ||\r | |
| f0071740 | 560 | ((Version & ACPI_TABLE_VERSION_GTE_2_0) != 0 && AcpiTableInstance->Fadt3 != NULL)\r |
| 5f55c700 | 561 | ) {\r |
| 562 | gBS->FreePages (CurrentTableList->PageAddress, CurrentTableList->NumberOfPages);\r | |
| 563 | gBS->FreePool (CurrentTableList);\r | |
| 5966402e | 564 | return EFI_ACCESS_DENIED;\r |
| 5f55c700 | 565 | }\r |
| 566 | //\r | |
| 567 | // Add the table to the appropriate table version\r | |
| 568 | //\r | |
| 569 | if ((Version & EFI_ACPI_TABLE_VERSION_1_0B) != 0) {\r | |
| 570 | //\r | |
| 571 | // Save a pointer to the table\r | |
| 572 | //\r | |
| 573 | AcpiTableInstance->Fadt1 = (EFI_ACPI_1_0_FIXED_ACPI_DESCRIPTION_TABLE *) CurrentTableList->Table;\r | |
| 574 | \r | |
| 575 | //\r | |
| 576 | // Update pointers in FADT. If tables don't exist this will put NULL pointers there.\r | |
| 577 | //\r | |
| 578 | AcpiTableInstance->Fadt1->FirmwareCtrl = (UINT32) (UINTN) AcpiTableInstance->Facs1;\r | |
| 579 | AcpiTableInstance->Fadt1->Dsdt = (UINT32) (UINTN) AcpiTableInstance->Dsdt1;\r | |
| 580 | \r | |
| 581 | //\r | |
| 582 | // RSDP OEM information is updated to match the FADT OEM information\r | |
| 583 | //\r | |
| 584 | CopyMem (\r | |
| 585 | &AcpiTableInstance->Rsdp1->OemId,\r | |
| 586 | &AcpiTableInstance->Fadt1->Header.OemId,\r | |
| 587 | 6\r | |
| 588 | );\r | |
| 589 | \r | |
| 590 | //\r | |
| 591 | // RSDT OEM information is updated to match the FADT OEM information.\r | |
| 592 | //\r | |
| 593 | CopyMem (\r | |
| 594 | &AcpiTableInstance->Rsdt1->OemId,\r | |
| 595 | &AcpiTableInstance->Fadt1->Header.OemId,\r | |
| 596 | 6\r | |
| 597 | );\r | |
| 598 | \r | |
| 599 | CopyMem (\r | |
| 600 | &AcpiTableInstance->Rsdt1->OemTableId,\r | |
| 601 | &AcpiTableInstance->Fadt1->Header.OemTableId,\r | |
| 602 | sizeof (UINT64)\r | |
| 603 | );\r | |
| 604 | AcpiTableInstance->Rsdt1->OemRevision = AcpiTableInstance->Fadt1->Header.OemRevision;\r | |
| 605 | }\r | |
| 606 | \r | |
| f0071740 | 607 | if ((Version & ACPI_TABLE_VERSION_GTE_2_0) != 0) {\r |
| 5f55c700 | 608 | //\r |
| 609 | // Save a pointer to the table\r | |
| 610 | //\r | |
| 611 | AcpiTableInstance->Fadt3 = (EFI_ACPI_3_0_FIXED_ACPI_DESCRIPTION_TABLE *) CurrentTableList->Table;\r | |
| 612 | \r | |
| 613 | //\r | |
| 614 | // Update pointers in FADT. If tables don't exist this will put NULL pointers there.\r | |
| c93776c2 JY |
615 | // Note: If the FIRMWARE_CTRL is non-zero, then X_FIRMWARE_CTRL must be zero, and \r |
| 616 | // vice-versa.\r | |
| 5f55c700 | 617 | //\r |
| 10342a64 | 618 | if ((UINT64)(UINTN)AcpiTableInstance->Facs3 < BASE_4GB) {\r |
| c93776c2 | 619 | AcpiTableInstance->Fadt3->FirmwareCtrl = (UINT32) (UINTN) AcpiTableInstance->Facs3;\r |
| f798e8bf | 620 | ZeroMem (&AcpiTableInstance->Fadt3->XFirmwareCtrl, sizeof (UINT64));\r |
| c93776c2 JY |
621 | } else {\r |
| 622 | Buffer64 = (UINT64) (UINTN) AcpiTableInstance->Facs3;\r | |
| 623 | CopyMem (\r | |
| 624 | &AcpiTableInstance->Fadt3->XFirmwareCtrl,\r | |
| 625 | &Buffer64,\r | |
| 626 | sizeof (UINT64)\r | |
| 627 | );\r | |
| f798e8bf | 628 | AcpiTableInstance->Fadt3->FirmwareCtrl = 0;\r |
| c93776c2 | 629 | }\r |
| f0c855b2 | 630 | AcpiTableInstance->Fadt3->Dsdt = (UINT32) (UINTN) AcpiTableInstance->Dsdt3;\r |
| 631 | Buffer64 = (UINT64) (UINTN) AcpiTableInstance->Dsdt3;\r | |
| 632 | CopyMem (\r | |
| 633 | &AcpiTableInstance->Fadt3->XDsdt,\r | |
| 634 | &Buffer64,\r | |
| 635 | sizeof (UINT64)\r | |
| 636 | );\r | |
| 5f55c700 | 637 | \r |
| f0c855b2 | 638 | //\r |
| 639 | // RSDP OEM information is updated to match the FADT OEM information\r | |
| 640 | //\r | |
| 641 | CopyMem (\r | |
| 642 | &AcpiTableInstance->Rsdp3->OemId,\r | |
| 643 | &AcpiTableInstance->Fadt3->Header.OemId,\r | |
| 644 | 6\r | |
| 645 | );\r | |
| 646 | \r | |
| 647 | //\r | |
| 648 | // RSDT OEM information is updated to match FADT OEM information.\r | |
| 649 | //\r | |
| 650 | CopyMem (\r | |
| 651 | &AcpiTableInstance->Rsdt3->OemId,\r | |
| 652 | &AcpiTableInstance->Fadt3->Header.OemId,\r | |
| 653 | 6\r | |
| 654 | );\r | |
| 655 | CopyMem (\r | |
| 656 | &AcpiTableInstance->Rsdt3->OemTableId,\r | |
| 657 | &AcpiTableInstance->Fadt3->Header.OemTableId,\r | |
| 658 | sizeof (UINT64)\r | |
| 659 | );\r | |
| 660 | AcpiTableInstance->Rsdt3->OemRevision = AcpiTableInstance->Fadt3->Header.OemRevision;\r | |
| 661 | \r | |
| 662 | //\r | |
| 663 | // XSDT OEM information is updated to match FADT OEM information.\r | |
| 664 | //\r | |
| 665 | CopyMem (\r | |
| 666 | &AcpiTableInstance->Xsdt->OemId,\r | |
| 667 | &AcpiTableInstance->Fadt3->Header.OemId,\r | |
| 668 | 6\r | |
| 669 | );\r | |
| 670 | CopyMem (\r | |
| 671 | &AcpiTableInstance->Xsdt->OemTableId,\r | |
| 672 | &AcpiTableInstance->Fadt3->Header.OemTableId,\r | |
| 673 | sizeof (UINT64)\r | |
| 674 | );\r | |
| 675 | AcpiTableInstance->Xsdt->OemRevision = AcpiTableInstance->Fadt3->Header.OemRevision;\r | |
| 5f55c700 | 676 | } \r |
| 677 | //\r | |
| 678 | // Checksum the table\r | |
| 679 | //\r | |
| 680 | if (Checksum) {\r | |
| 681 | AcpiPlatformChecksum (\r | |
| 682 | CurrentTableList->Table,\r | |
| 683 | CurrentTableList->Table->Length,\r | |
| 684 | OFFSET_OF (EFI_ACPI_DESCRIPTION_HEADER,\r | |
| 685 | Checksum)\r | |
| 686 | );\r | |
| 687 | }\r | |
| 688 | break;\r | |
| 689 | \r | |
| 690 | case EFI_ACPI_1_0_FIRMWARE_ACPI_CONTROL_STRUCTURE_SIGNATURE:\r | |
| 691 | //\r | |
| 692 | // Check that the table has not been previously added.\r | |
| 693 | //\r | |
| 694 | if (((Version & EFI_ACPI_TABLE_VERSION_1_0B) != 0 && AcpiTableInstance->Facs1 != NULL) ||\r | |
| f0071740 | 695 | ((Version & ACPI_TABLE_VERSION_GTE_2_0) != 0 && AcpiTableInstance->Facs3 != NULL)\r |
| 5f55c700 | 696 | ) {\r |
| 697 | gBS->FreePages (CurrentTableList->PageAddress, CurrentTableList->NumberOfPages);\r | |
| 698 | gBS->FreePool (CurrentTableList);\r | |
| 5966402e | 699 | return EFI_ACCESS_DENIED;\r |
| 5f55c700 | 700 | }\r |
| 701 | //\r | |
| 702 | // FACS is referenced by FADT and is not part of RSDT\r | |
| 703 | //\r | |
| 704 | AddToRsdt = FALSE;\r | |
| 705 | \r | |
| 706 | //\r | |
| 707 | // Add the table to the appropriate table version\r | |
| 708 | //\r | |
| 709 | if ((Version & EFI_ACPI_TABLE_VERSION_1_0B) != 0) {\r | |
| 710 | //\r | |
| 711 | // Save a pointer to the table\r | |
| 712 | //\r | |
| 713 | AcpiTableInstance->Facs1 = (EFI_ACPI_1_0_FIRMWARE_ACPI_CONTROL_STRUCTURE *) CurrentTableList->Table;\r | |
| 714 | \r | |
| 715 | //\r | |
| 716 | // If FADT already exists, update table pointers.\r | |
| 717 | //\r | |
| 718 | if (AcpiTableInstance->Fadt1 != NULL) {\r | |
| 719 | AcpiTableInstance->Fadt1->FirmwareCtrl = (UINT32) (UINTN) AcpiTableInstance->Facs1;\r | |
| 720 | \r | |
| 721 | //\r | |
| 722 | // Checksum FADT table\r | |
| 723 | //\r | |
| 724 | AcpiPlatformChecksum (\r | |
| 725 | AcpiTableInstance->Fadt1,\r | |
| 726 | AcpiTableInstance->Fadt1->Header.Length,\r | |
| 727 | OFFSET_OF (EFI_ACPI_DESCRIPTION_HEADER,\r | |
| 728 | Checksum)\r | |
| 729 | );\r | |
| 730 | }\r | |
| 731 | }\r | |
| 732 | \r | |
| f0071740 | 733 | if ((Version & ACPI_TABLE_VERSION_GTE_2_0) != 0) {\r |
| 5f55c700 | 734 | //\r |
| 735 | // Save a pointer to the table\r | |
| 736 | //\r | |
| 737 | AcpiTableInstance->Facs3 = (EFI_ACPI_3_0_FIRMWARE_ACPI_CONTROL_STRUCTURE *) CurrentTableList->Table;\r | |
| 738 | \r | |
| 739 | //\r | |
| 740 | // If FADT already exists, update table pointers.\r | |
| 741 | //\r | |
| 742 | if (AcpiTableInstance->Fadt3 != NULL) {\r | |
| c93776c2 JY |
743 | //\r |
| 744 | // Note: If the FIRMWARE_CTRL is non-zero, then X_FIRMWARE_CTRL must be zero, and \r | |
| 745 | // vice-versa.\r | |
| 746 | //\r | |
| 10342a64 | 747 | if ((UINT64)(UINTN)AcpiTableInstance->Facs3 < BASE_4GB) {\r |
| c93776c2 | 748 | AcpiTableInstance->Fadt3->FirmwareCtrl = (UINT32) (UINTN) AcpiTableInstance->Facs3;\r |
| f798e8bf | 749 | ZeroMem (&AcpiTableInstance->Fadt3->XFirmwareCtrl, sizeof (UINT64));\r |
| c93776c2 JY |
750 | } else {\r |
| 751 | Buffer64 = (UINT64) (UINTN) AcpiTableInstance->Facs3;\r | |
| 752 | CopyMem (\r | |
| 753 | &AcpiTableInstance->Fadt3->XFirmwareCtrl,\r | |
| 754 | &Buffer64,\r | |
| 755 | sizeof (UINT64)\r | |
| 756 | );\r | |
| f798e8bf | 757 | AcpiTableInstance->Fadt3->FirmwareCtrl = 0;\r |
| c93776c2 | 758 | }\r |
| 5f55c700 | 759 | \r |
| 760 | //\r | |
| 761 | // Checksum FADT table\r | |
| 762 | //\r | |
| 763 | AcpiPlatformChecksum (\r | |
| 764 | AcpiTableInstance->Fadt3,\r | |
| 765 | AcpiTableInstance->Fadt3->Header.Length,\r | |
| 766 | OFFSET_OF (EFI_ACPI_DESCRIPTION_HEADER,\r | |
| 767 | Checksum)\r | |
| 768 | );\r | |
| 769 | }\r | |
| 770 | }\r | |
| 771 | \r | |
| 772 | break;\r | |
| 773 | \r | |
| 774 | case EFI_ACPI_1_0_DIFFERENTIATED_SYSTEM_DESCRIPTION_TABLE_SIGNATURE:\r | |
| 775 | //\r | |
| 776 | // Check that the table has not been previously added.\r | |
| 777 | //\r | |
| 778 | if (((Version & EFI_ACPI_TABLE_VERSION_1_0B) != 0 && AcpiTableInstance->Dsdt1 != NULL) ||\r | |
| f0071740 | 779 | ((Version & ACPI_TABLE_VERSION_GTE_2_0) != 0 && AcpiTableInstance->Dsdt3 != NULL)\r |
| 5f55c700 | 780 | ) {\r |
| 781 | gBS->FreePages (CurrentTableList->PageAddress, CurrentTableList->NumberOfPages);\r | |
| 782 | gBS->FreePool (CurrentTableList);\r | |
| 5966402e | 783 | return EFI_ACCESS_DENIED;\r |
| 5f55c700 | 784 | }\r |
| 785 | //\r | |
| 786 | // DSDT is referenced by FADT and is not part of RSDT\r | |
| 787 | //\r | |
| 788 | AddToRsdt = FALSE;\r | |
| 789 | \r | |
| 790 | //\r | |
| 791 | // Add the table to the appropriate table version\r | |
| 792 | //\r | |
| 793 | if ((Version & EFI_ACPI_TABLE_VERSION_1_0B) != 0) {\r | |
| 794 | //\r | |
| 795 | // Save a pointer to the table\r | |
| 796 | //\r | |
| 797 | AcpiTableInstance->Dsdt1 = (EFI_ACPI_DESCRIPTION_HEADER *) CurrentTableList->Table;\r | |
| 798 | \r | |
| 799 | //\r | |
| 800 | // If FADT already exists, update table pointers.\r | |
| 801 | //\r | |
| 802 | if (AcpiTableInstance->Fadt1 != NULL) {\r | |
| 803 | AcpiTableInstance->Fadt1->Dsdt = (UINT32) (UINTN) AcpiTableInstance->Dsdt1;\r | |
| 804 | \r | |
| 805 | //\r | |
| 806 | // Checksum FADT table\r | |
| 807 | //\r | |
| 808 | AcpiPlatformChecksum (\r | |
| 809 | AcpiTableInstance->Fadt1,\r | |
| 810 | AcpiTableInstance->Fadt1->Header.Length,\r | |
| 811 | OFFSET_OF (EFI_ACPI_DESCRIPTION_HEADER,\r | |
| 812 | Checksum)\r | |
| 813 | );\r | |
| 814 | }\r | |
| 815 | }\r | |
| 816 | \r | |
| f0071740 | 817 | if ((Version & ACPI_TABLE_VERSION_GTE_2_0) != 0) {\r |
| 5f55c700 | 818 | //\r |
| 819 | // Save a pointer to the table\r | |
| 820 | //\r | |
| 821 | AcpiTableInstance->Dsdt3 = (EFI_ACPI_DESCRIPTION_HEADER *) CurrentTableList->Table;\r | |
| 822 | \r | |
| 823 | //\r | |
| 824 | // If FADT already exists, update table pointers.\r | |
| 825 | //\r | |
| 826 | if (AcpiTableInstance->Fadt3 != NULL) {\r | |
| 827 | AcpiTableInstance->Fadt3->Dsdt = (UINT32) (UINTN) AcpiTableInstance->Dsdt3;\r | |
| 828 | Buffer64 = (UINT64) (UINTN) AcpiTableInstance->Dsdt3;\r | |
| 829 | CopyMem (\r | |
| 830 | &AcpiTableInstance->Fadt3->XDsdt,\r | |
| 831 | &Buffer64,\r | |
| 832 | sizeof (UINT64)\r | |
| 833 | );\r | |
| 834 | \r | |
| 835 | //\r | |
| 836 | // Checksum FADT table\r | |
| 837 | //\r | |
| 838 | AcpiPlatformChecksum (\r | |
| 839 | AcpiTableInstance->Fadt3,\r | |
| 840 | AcpiTableInstance->Fadt3->Header.Length,\r | |
| 841 | OFFSET_OF (EFI_ACPI_DESCRIPTION_HEADER,\r | |
| 842 | Checksum)\r | |
| 843 | );\r | |
| 844 | }\r | |
| 845 | } \r | |
| 846 | //\r | |
| 847 | // Checksum the table\r | |
| 848 | //\r | |
| 849 | if (Checksum) {\r | |
| 850 | AcpiPlatformChecksum (\r | |
| 851 | CurrentTableList->Table,\r | |
| 852 | CurrentTableList->Table->Length,\r | |
| 853 | OFFSET_OF (EFI_ACPI_DESCRIPTION_HEADER,\r | |
| 854 | Checksum)\r | |
| 855 | );\r | |
| 856 | }\r | |
| 857 | break;\r | |
| 858 | \r | |
| 859 | default:\r | |
| 860 | //\r | |
| 861 | // Checksum the table\r | |
| 862 | //\r | |
| 863 | if (Checksum) {\r | |
| 864 | AcpiPlatformChecksum (\r | |
| 865 | CurrentTableList->Table,\r | |
| 866 | CurrentTableList->Table->Length,\r | |
| 867 | OFFSET_OF (EFI_ACPI_DESCRIPTION_HEADER,\r | |
| 868 | Checksum)\r | |
| 869 | );\r | |
| 870 | }\r | |
| 871 | break;\r | |
| 872 | }\r | |
| 873 | //\r | |
| 874 | // Add the table to the current list of tables\r | |
| 875 | //\r | |
| 876 | InsertTailList (&AcpiTableInstance->TableList, &CurrentTableList->Link);\r | |
| 877 | \r | |
| 878 | //\r | |
| 879 | // Add the table to RSDT and/or XSDT table entry lists.\r | |
| 880 | //\r | |
| 881 | //\r | |
| 882 | // Add to ACPI 1.0b table tree\r | |
| 883 | //\r | |
| 884 | if ((Version & EFI_ACPI_TABLE_VERSION_1_0B) != 0) {\r | |
| 5f55c700 | 885 | if (AddToRsdt) {\r |
| 886 | //\r | |
| da935a5c | 887 | // If the table number exceed the gEfiAcpiMaxNumTables, enlarge the table buffer\r |
| 5f55c700 | 888 | //\r |
| da935a5c | 889 | if (AcpiTableInstance->NumberOfTableEntries1 >= mEfiAcpiMaxNumTables) {\r |
| 890 | Status = ReallocateAcpiTableBuffer (AcpiTableInstance);\r | |
| 891 | ASSERT_EFI_ERROR (Status);\r | |
| 892 | }\r | |
| 5f55c700 | 893 | CurrentRsdtEntry = (UINT32 *)\r |
| 894 | (\r | |
| da935a5c | 895 | (UINT8 *) AcpiTableInstance->Rsdt1 +\r |
| 5f55c700 | 896 | sizeof (EFI_ACPI_DESCRIPTION_HEADER) +\r |
| da935a5c | 897 | AcpiTableInstance->NumberOfTableEntries1 *\r |
| 5f55c700 | 898 | sizeof (UINT32)\r |
| 899 | );\r | |
| 900 | \r | |
| 901 | //\r | |
| da935a5c | 902 | // Add entry to the RSDT unless its the FACS or DSDT\r |
| 5f55c700 | 903 | //\r |
| 904 | *CurrentRsdtEntry = (UINT32) (UINTN) CurrentTableList->Table;\r | |
| 905 | \r | |
| 906 | //\r | |
| 907 | // Update RSDT length\r | |
| 908 | //\r | |
| da935a5c | 909 | AcpiTableInstance->Rsdt1->Length = AcpiTableInstance->Rsdt1->Length + sizeof (UINT32);\r |
| 5f55c700 | 910 | \r |
| da935a5c | 911 | AcpiTableInstance->NumberOfTableEntries1++;\r |
| 912 | }\r | |
| 913 | }\r | |
| 914 | //\r | |
| 915 | // Add to ACPI 2.0/3.0 table tree\r | |
| 916 | //\r | |
| f0071740 | 917 | if ((Version & ACPI_TABLE_VERSION_GTE_2_0) != 0) {\r |
| da935a5c | 918 | if (AddToRsdt) {\r |
| 919 | //\r | |
| 920 | // If the table number exceed the gEfiAcpiMaxNumTables, enlarge the table buffer\r | |
| 921 | //\r | |
| 922 | if (AcpiTableInstance->NumberOfTableEntries3 >= mEfiAcpiMaxNumTables) {\r | |
| 923 | Status = ReallocateAcpiTableBuffer (AcpiTableInstance);\r | |
| 924 | ASSERT_EFI_ERROR (Status);\r | |
| 925 | }\r | |
| 926 | //\r | |
| 927 | // At this time, it is assumed that RSDT and XSDT maintain parallel lists of tables.\r | |
| 928 | // If it becomes necessary to maintain separate table lists, changes will be required.\r | |
| 929 | //\r | |
| 930 | CurrentRsdtEntry = (UINT32 *)\r | |
| 931 | (\r | |
| 932 | (UINT8 *) AcpiTableInstance->Rsdt3 +\r | |
| 933 | sizeof (EFI_ACPI_DESCRIPTION_HEADER) +\r | |
| 934 | AcpiTableInstance->NumberOfTableEntries3 *\r | |
| 935 | sizeof (UINT32)\r | |
| 936 | );\r | |
| 937 | \r | |
| 938 | //\r | |
| 939 | // This pointer must not be directly dereferenced as the XSDT entries may not\r | |
| 940 | // be 64 bit aligned resulting in a possible fault. Use CopyMem to update.\r | |
| 941 | //\r | |
| 942 | CurrentXsdtEntry = (VOID *)\r | |
| 943 | (\r | |
| 944 | (UINT8 *) AcpiTableInstance->Xsdt +\r | |
| 945 | sizeof (EFI_ACPI_DESCRIPTION_HEADER) +\r | |
| 946 | AcpiTableInstance->NumberOfTableEntries3 *\r | |
| 947 | sizeof (UINT64)\r | |
| 948 | );\r | |
| 949 | \r | |
| 950 | //\r | |
| 951 | // Add entry to the RSDT\r | |
| 952 | //\r | |
| 953 | *CurrentRsdtEntry = (UINT32) (UINTN) CurrentTableList->Table;\r | |
| 954 | \r | |
| 955 | //\r | |
| 956 | // Update RSDT length\r | |
| 957 | //\r | |
| 958 | AcpiTableInstance->Rsdt3->Length = AcpiTableInstance->Rsdt3->Length + sizeof (UINT32);\r | |
| 959 | \r | |
| 960 | //\r | |
| 961 | // Add entry to XSDT, XSDT expects 64 bit pointers, but\r | |
| 962 | // the table pointers in XSDT are not aligned on 8 byte boundary.\r | |
| 963 | //\r | |
| 964 | Buffer64 = (UINT64) (UINTN) CurrentTableList->Table;\r | |
| 965 | CopyMem (\r | |
| 966 | CurrentXsdtEntry,\r | |
| 967 | &Buffer64,\r | |
| 968 | sizeof (UINT64)\r | |
| 969 | );\r | |
| 970 | \r | |
| 971 | //\r | |
| 972 | // Update length\r | |
| 973 | //\r | |
| 974 | AcpiTableInstance->Xsdt->Length = AcpiTableInstance->Xsdt->Length + sizeof (UINT64);\r | |
| 975 | \r | |
| 976 | AcpiTableInstance->NumberOfTableEntries3++;\r | |
| 5f55c700 | 977 | }\r |
| 5f55c700 | 978 | }\r |
| 979 | \r | |
| 980 | ChecksumCommonTables (AcpiTableInstance);\r | |
| 981 | return EFI_SUCCESS;\r | |
| 982 | }\r | |
| 983 | \r | |
| 984 | \r | |
| 985 | /**\r | |
| 986 | This function finds the table specified by the handle and returns a pointer to it.\r | |
| 987 | If the handle is not found, EFI_NOT_FOUND is returned and the contents of Table are\r | |
| 988 | undefined.\r | |
| 989 | \r | |
| 990 | @param Handle Table to find.\r | |
| 991 | @param TableList Table list to search\r | |
| 992 | @param Table Pointer to table found. \r | |
| 993 | \r | |
| 994 | @return EFI_SUCCESS The function completed successfully.\r | |
| 995 | @return EFI_NOT_FOUND No table found matching the handle specified.\r | |
| 996 | \r | |
| 997 | **/\r | |
| 998 | EFI_STATUS\r | |
| 999 | FindTableByHandle (\r | |
| 1000 | IN UINTN Handle,\r | |
| 1001 | IN LIST_ENTRY *TableList,\r | |
| 1002 | OUT EFI_ACPI_TABLE_LIST **Table\r | |
| 1003 | )\r | |
| 1004 | {\r | |
| 1005 | LIST_ENTRY *CurrentLink;\r | |
| 1006 | EFI_ACPI_TABLE_LIST *CurrentTable;\r | |
| 1007 | \r | |
| 1008 | //\r | |
| 1009 | // Check for invalid input parameters\r | |
| 1010 | //\r | |
| 1011 | ASSERT (Table);\r | |
| 1012 | \r | |
| 1013 | //\r | |
| 1014 | // Find the table\r | |
| 1015 | //\r | |
| 1016 | CurrentLink = TableList->ForwardLink;\r | |
| 1017 | \r | |
| 1018 | while (CurrentLink != TableList) {\r | |
| 1019 | CurrentTable = EFI_ACPI_TABLE_LIST_FROM_LINK (CurrentLink);\r | |
| 1020 | if (CurrentTable->Handle == Handle) {\r | |
| 1021 | //\r | |
| 1022 | // Found handle, so return this table.\r | |
| 1023 | //\r | |
| 1024 | *Table = CurrentTable;\r | |
| 1025 | return EFI_SUCCESS;\r | |
| 1026 | }\r | |
| 1027 | \r | |
| 1028 | CurrentLink = CurrentLink->ForwardLink;\r | |
| 1029 | }\r | |
| 1030 | //\r | |
| 1031 | // Table not found\r | |
| 1032 | //\r | |
| 1033 | return EFI_NOT_FOUND;\r | |
| 1034 | }\r | |
| 1035 | \r | |
| 1036 | \r | |
| 1037 | /**\r | |
| 1038 | This function removes a basic table from the RSDT and/or XSDT.\r | |
| 1039 | For Acpi 1.0 tables, pass in the Rsdt.\r | |
| 1040 | For Acpi 2.0 tables, pass in both Rsdt and Xsdt.\r | |
| 1041 | \r | |
| 1042 | @param Table Pointer to table found. \r | |
| 1043 | @param NumberOfTableEntries Current number of table entries in the RSDT/XSDT\r | |
| 1044 | @param Rsdt Pointer to the RSDT to remove from\r | |
| 1045 | @param Xsdt Pointer to the Xsdt to remove from\r | |
| 1046 | \r | |
| 1047 | @return EFI_SUCCESS The function completed successfully.\r | |
| 1048 | @return EFI_INVALID_PARAMETER The table was not found in both Rsdt and Xsdt.\r | |
| 1049 | \r | |
| 1050 | **/\r | |
| 1051 | EFI_STATUS\r | |
| 1052 | RemoveTableFromRsdt (\r | |
| 1053 | IN OUT EFI_ACPI_TABLE_LIST * Table,\r | |
| 1054 | IN OUT UINTN *NumberOfTableEntries,\r | |
| 1055 | IN OUT EFI_ACPI_DESCRIPTION_HEADER * Rsdt,\r | |
| 1056 | IN OUT EFI_ACPI_DESCRIPTION_HEADER * Xsdt OPTIONAL\r | |
| 1057 | )\r | |
| 1058 | {\r | |
| 1059 | UINT32 *CurrentRsdtEntry;\r | |
| 1060 | VOID *CurrentXsdtEntry;\r | |
| 1061 | UINT64 CurrentTablePointer64;\r | |
| 1062 | UINTN Index;\r | |
| 1063 | \r | |
| 1064 | //\r | |
| 1065 | // Check for invalid input parameters\r | |
| 1066 | //\r | |
| 1067 | ASSERT (Table);\r | |
| 1068 | ASSERT (NumberOfTableEntries);\r | |
| 1069 | ASSERT (Rsdt);\r | |
| 1070 | \r | |
| 1071 | //\r | |
| 1072 | // Find the table entry in the RSDT and XSDT\r | |
| 1073 | //\r | |
| 1074 | for (Index = 0; Index < *NumberOfTableEntries; Index++) {\r | |
| 1075 | //\r | |
| 1076 | // At this time, it is assumed that RSDT and XSDT maintain parallel lists of tables.\r | |
| 1077 | // If it becomes necessary to maintain separate table lists, changes will be required.\r | |
| 1078 | //\r | |
| 1079 | CurrentRsdtEntry = (UINT32 *) ((UINT8 *) Rsdt + sizeof (EFI_ACPI_DESCRIPTION_HEADER) + Index * sizeof (UINT32));\r | |
| 1080 | if (Xsdt != NULL) {\r | |
| 1081 | //\r | |
| 1082 | // This pointer must not be directly dereferenced as the XSDT entries may not\r | |
| 1083 | // be 64 bit aligned resulting in a possible fault. Use CopyMem to update.\r | |
| 1084 | //\r | |
| 1085 | CurrentXsdtEntry = (VOID *) ((UINT8 *) Xsdt + sizeof (EFI_ACPI_DESCRIPTION_HEADER) + Index * sizeof (UINT64));\r | |
| 1086 | \r | |
| 1087 | //\r | |
| 1088 | // Read the entry value out of the XSDT\r | |
| 1089 | //\r | |
| 1090 | CopyMem (&CurrentTablePointer64, CurrentXsdtEntry, sizeof (UINT64));\r | |
| 1091 | } else {\r | |
| 1092 | //\r | |
| 1093 | // Initialize to NULL\r | |
| 1094 | //\r | |
| 1095 | CurrentXsdtEntry = 0;\r | |
| 1096 | CurrentTablePointer64 = 0;\r | |
| 1097 | }\r | |
| 1098 | //\r | |
| 1099 | // Check if we have found the corresponding entry in both RSDT and XSDT\r | |
| 1100 | //\r | |
| 1101 | if (*CurrentRsdtEntry == (UINT32) (UINTN) Table->Table &&\r | |
| 1102 | ((Xsdt == NULL) || CurrentTablePointer64 == (UINT64) (UINTN) Table->Table)\r | |
| 1103 | ) {\r | |
| 1104 | //\r | |
| 1105 | // Found entry, so copy all following entries and shrink table\r | |
| 1106 | // We actually copy all + 1 to copy the initialized value of memory over\r | |
| 1107 | // the last entry.\r | |
| 1108 | //\r | |
| 1109 | CopyMem (CurrentRsdtEntry, CurrentRsdtEntry + 1, (*NumberOfTableEntries - Index) * sizeof (UINT32));\r | |
| 1110 | Rsdt->Length = Rsdt->Length - sizeof (UINT32);\r | |
| 1111 | if (Xsdt != NULL) {\r | |
| 1112 | CopyMem (CurrentXsdtEntry, ((UINT64 *) CurrentXsdtEntry) + 1, (*NumberOfTableEntries - Index) * sizeof (UINT64));\r | |
| 1113 | Xsdt->Length = Xsdt->Length - sizeof (UINT64);\r | |
| 1114 | }\r | |
| 1115 | break;\r | |
| 1116 | } else if (Index + 1 == *NumberOfTableEntries) {\r | |
| 1117 | //\r | |
| 1118 | // At the last entry, and table not found\r | |
| 1119 | //\r | |
| 1120 | return EFI_INVALID_PARAMETER;\r | |
| 1121 | }\r | |
| 1122 | }\r | |
| 1123 | //\r | |
| 1124 | // Checksum the tables\r | |
| 1125 | //\r | |
| 1126 | AcpiPlatformChecksum (\r | |
| 1127 | Rsdt,\r | |
| 1128 | Rsdt->Length,\r | |
| 1129 | OFFSET_OF (EFI_ACPI_DESCRIPTION_HEADER,\r | |
| 1130 | Checksum)\r | |
| 1131 | );\r | |
| 1132 | \r | |
| 1133 | if (Xsdt != NULL) {\r | |
| 1134 | AcpiPlatformChecksum (\r | |
| 1135 | Xsdt,\r | |
| 1136 | Xsdt->Length,\r | |
| 1137 | OFFSET_OF (EFI_ACPI_DESCRIPTION_HEADER,\r | |
| 1138 | Checksum)\r | |
| 1139 | );\r | |
| 1140 | }\r | |
| 1141 | //\r | |
| 1142 | // Decrement the number of tables\r | |
| 1143 | //\r | |
| 1144 | (*NumberOfTableEntries)--;\r | |
| 1145 | \r | |
| 1146 | return EFI_SUCCESS;\r | |
| 1147 | }\r | |
| 1148 | \r | |
| 1149 | \r | |
| 1150 | /**\r | |
| 1151 | This function removes a table and frees any associated memory.\r | |
| 1152 | \r | |
| 1153 | @param AcpiTableInstance Instance of the protocol.\r | |
| 1154 | @param Version Version(s) to delete.\r | |
| 1155 | @param Table Pointer to table found.\r | |
| 1156 | \r | |
| 1157 | @return EFI_SUCCESS The function completed successfully.\r | |
| 1158 | \r | |
| 1159 | **/\r | |
| 1160 | EFI_STATUS\r | |
| 1161 | DeleteTable (\r | |
| 1162 | IN EFI_ACPI_TABLE_INSTANCE *AcpiTableInstance,\r | |
| 1163 | IN EFI_ACPI_TABLE_VERSION Version,\r | |
| 1164 | IN OUT EFI_ACPI_TABLE_LIST *Table\r | |
| 1165 | )\r | |
| 1166 | {\r | |
| 1167 | UINT32 CurrentTableSignature;\r | |
| 1168 | BOOLEAN RemoveFromRsdt;\r | |
| 1169 | \r | |
| 1170 | //\r | |
| 1171 | // Check for invalid input parameters\r | |
| 1172 | //\r | |
| 1173 | ASSERT (AcpiTableInstance);\r | |
| 1174 | ASSERT (Table);\r | |
| 1175 | \r | |
| 1176 | //\r | |
| 1177 | // Init locals\r | |
| 1178 | //\r | |
| 1179 | RemoveFromRsdt = TRUE;\r | |
| 6198c346 | 1180 | //\r |
| 1181 | // Check for Table->Table\r | |
| 1182 | //\r | |
| 1183 | ASSERT (Table->Table != NULL);\r | |
| 5f55c700 | 1184 | CurrentTableSignature = ((EFI_ACPI_COMMON_HEADER *) Table->Table)->Signature;\r |
| 1185 | \r | |
| 1186 | //\r | |
| 1187 | // Basic tasks to accomplish delete are:\r | |
| 1188 | // Determine removal requirements (in RSDT/XSDT or not)\r | |
| 1189 | // Remove entry from RSDT/XSDT\r | |
| 1190 | // Remove any table references to the table\r | |
| 1191 | // If no one is using the table\r | |
| 1192 | // Free the table (removing pointers from private data and tables)\r | |
| 1193 | // Remove from list\r | |
| 1194 | // Free list structure\r | |
| 1195 | //\r | |
| 1196 | //\r | |
| 1197 | // Determine if this table is in the RSDT or XSDT\r | |
| 1198 | //\r | |
| 1199 | if ((CurrentTableSignature == EFI_ACPI_1_0_FIRMWARE_ACPI_CONTROL_STRUCTURE_SIGNATURE) ||\r | |
| 1200 | (CurrentTableSignature == EFI_ACPI_2_0_DIFFERENTIATED_SYSTEM_DESCRIPTION_TABLE_SIGNATURE) ||\r | |
| 1201 | (CurrentTableSignature == EFI_ACPI_3_0_DIFFERENTIATED_SYSTEM_DESCRIPTION_TABLE_SIGNATURE)\r | |
| 1202 | ) {\r | |
| 1203 | RemoveFromRsdt = FALSE;\r | |
| 1204 | }\r | |
| 1205 | //\r | |
| 1206 | // We don't remove the FADT in the standard way because some\r | |
| 1207 | // OS expect the FADT to be early in the table list.\r | |
| 1208 | // So we always put it as the first element in the list.\r | |
| 1209 | //\r | |
| 1210 | if (CurrentTableSignature == EFI_ACPI_1_0_FIXED_ACPI_DESCRIPTION_TABLE_SIGNATURE) {\r | |
| 1211 | RemoveFromRsdt = FALSE;\r | |
| 1212 | }\r | |
| 1213 | \r | |
| 1214 | //\r | |
| 1215 | // Remove the table from RSDT and XSDT\r | |
| 1216 | //\r | |
| 1217 | if (Table->Table != NULL) {\r | |
| 1218 | //\r | |
| 1219 | // This is a basic table, remove it from any lists and the Rsdt and/or Xsdt\r | |
| 1220 | //\r | |
| 1221 | if (Version & EFI_ACPI_TABLE_VERSION_NONE & Table->Version) {\r | |
| 1222 | //\r | |
| 1223 | // Remove this version from the table\r | |
| 1224 | //\r | |
| 1225 | Table->Version = Table->Version &~EFI_ACPI_TABLE_VERSION_NONE;\r | |
| 1226 | }\r | |
| 1227 | \r | |
| 1228 | if (Version & EFI_ACPI_TABLE_VERSION_1_0B & Table->Version) {\r | |
| 1229 | //\r | |
| 1230 | // Remove this version from the table\r | |
| 1231 | //\r | |
| 1232 | Table->Version = Table->Version &~EFI_ACPI_TABLE_VERSION_1_0B;\r | |
| 1233 | \r | |
| 1234 | //\r | |
| 1235 | // Remove from Rsdt. We don't care about the return value because it is\r | |
| 1236 | // acceptable for the table to not exist in Rsdt.\r | |
| 1237 | // We didn't add some tables so we don't remove them.\r | |
| 1238 | //\r | |
| 1239 | if (RemoveFromRsdt) {\r | |
| 1240 | RemoveTableFromRsdt (\r | |
| 1241 | Table,\r | |
| 1242 | &AcpiTableInstance->NumberOfTableEntries1,\r | |
| 1243 | AcpiTableInstance->Rsdt1,\r | |
| 1244 | NULL\r | |
| 1245 | );\r | |
| 1246 | }\r | |
| 1247 | }\r | |
| 1248 | \r | |
| f0071740 | 1249 | if (Version & ACPI_TABLE_VERSION_GTE_2_0 & Table->Version) {\r |
| 5f55c700 | 1250 | //\r |
| 1251 | // Remove this version from the table\r | |
| 1252 | //\r | |
| f0071740 | 1253 | Table->Version = Table->Version &~(Version & ACPI_TABLE_VERSION_GTE_2_0);\r |
| 5f55c700 | 1254 | \r |
| 1255 | //\r | |
| 1256 | // Remove from Rsdt and Xsdt. We don't care about the return value\r | |
| 1257 | // because it is acceptable for the table to not exist in Rsdt/Xsdt.\r | |
| 1258 | // We didn't add some tables so we don't remove them.\r | |
| 1259 | //\r | |
| 1260 | if (RemoveFromRsdt) {\r | |
| 1261 | RemoveTableFromRsdt (\r | |
| 1262 | Table,\r | |
| 1263 | &AcpiTableInstance->NumberOfTableEntries3,\r | |
| 1264 | AcpiTableInstance->Rsdt3,\r | |
| 1265 | AcpiTableInstance->Xsdt\r | |
| 1266 | );\r | |
| 1267 | }\r | |
| 1268 | } \r | |
| 1269 | //\r | |
| 1270 | // Free the table, clean up any dependent tables and our private data pointers.\r | |
| 1271 | //\r | |
| 1272 | switch (Table->Table->Signature) {\r | |
| 1273 | \r | |
| 1274 | case EFI_ACPI_3_0_FIXED_ACPI_DESCRIPTION_TABLE_SIGNATURE:\r | |
| 1275 | if ((Version & EFI_ACPI_TABLE_VERSION_1_0B) != 0) {\r | |
| 1276 | AcpiTableInstance->Fadt1 = NULL;\r | |
| 1277 | }\r | |
| 1278 | \r | |
| f0071740 | 1279 | if ((Version & ACPI_TABLE_VERSION_GTE_2_0) != 0) {\r |
| 5f55c700 | 1280 | AcpiTableInstance->Fadt3 = NULL;\r |
| 1281 | }\r | |
| 1282 | break;\r | |
| 1283 | \r | |
| 1284 | case EFI_ACPI_3_0_FIRMWARE_ACPI_CONTROL_STRUCTURE_SIGNATURE:\r | |
| 1285 | if ((Version & EFI_ACPI_TABLE_VERSION_1_0B) != 0) {\r | |
| 1286 | AcpiTableInstance->Facs1 = NULL;\r | |
| 1287 | \r | |
| 1288 | //\r | |
| 1289 | // Update FADT table pointers\r | |
| 1290 | //\r | |
| 1291 | if (AcpiTableInstance->Fadt1 != NULL) {\r | |
| 1292 | AcpiTableInstance->Fadt1->FirmwareCtrl = 0;\r | |
| 1293 | \r | |
| 1294 | //\r | |
| 1295 | // Checksum table\r | |
| 1296 | //\r | |
| 1297 | AcpiPlatformChecksum (\r | |
| 1298 | AcpiTableInstance->Fadt1,\r | |
| 1299 | AcpiTableInstance->Fadt1->Header.Length,\r | |
| 1300 | OFFSET_OF (EFI_ACPI_DESCRIPTION_HEADER,\r | |
| 1301 | Checksum)\r | |
| 1302 | );\r | |
| 1303 | }\r | |
| 1304 | }\r | |
| 1305 | \r | |
| f0071740 | 1306 | if ((Version & ACPI_TABLE_VERSION_GTE_2_0) != 0) {\r |
| 5f55c700 | 1307 | AcpiTableInstance->Facs3 = NULL;\r |
| 1308 | \r | |
| 1309 | //\r | |
| 1310 | // Update FADT table pointers\r | |
| 1311 | //\r | |
| 1312 | if (AcpiTableInstance->Fadt3 != NULL) {\r | |
| 1313 | AcpiTableInstance->Fadt3->FirmwareCtrl = 0;\r | |
| 1314 | ZeroMem (&AcpiTableInstance->Fadt3->XFirmwareCtrl, sizeof (UINT64));\r | |
| 1315 | \r | |
| 1316 | //\r | |
| 1317 | // Checksum table\r | |
| 1318 | //\r | |
| 1319 | AcpiPlatformChecksum (\r | |
| 1320 | AcpiTableInstance->Fadt3,\r | |
| 1321 | AcpiTableInstance->Fadt3->Header.Length,\r | |
| 1322 | OFFSET_OF (EFI_ACPI_DESCRIPTION_HEADER,\r | |
| 1323 | Checksum)\r | |
| 1324 | );\r | |
| 1325 | }\r | |
| 1326 | } \r | |
| 1327 | break;\r | |
| 1328 | \r | |
| 1329 | case EFI_ACPI_3_0_DIFFERENTIATED_SYSTEM_DESCRIPTION_TABLE_SIGNATURE:\r | |
| 1330 | if ((Version & EFI_ACPI_TABLE_VERSION_1_0B) != 0) {\r | |
| 1331 | AcpiTableInstance->Dsdt1 = NULL;\r | |
| 1332 | \r | |
| 1333 | //\r | |
| 1334 | // Update FADT table pointers\r | |
| 1335 | //\r | |
| 1336 | if (AcpiTableInstance->Fadt1 != NULL) {\r | |
| 1337 | AcpiTableInstance->Fadt1->Dsdt = 0;\r | |
| 1338 | \r | |
| 1339 | //\r | |
| 1340 | // Checksum table\r | |
| 1341 | //\r | |
| 1342 | AcpiPlatformChecksum (\r | |
| 1343 | AcpiTableInstance->Fadt1,\r | |
| 1344 | AcpiTableInstance->Fadt1->Header.Length,\r | |
| 1345 | OFFSET_OF (EFI_ACPI_DESCRIPTION_HEADER,\r | |
| 1346 | Checksum)\r | |
| 1347 | );\r | |
| 1348 | }\r | |
| 1349 | }\r | |
| 1350 | \r | |
| 1351 | \r | |
| f0071740 | 1352 | if ((Version & ACPI_TABLE_VERSION_GTE_2_0) != 0) {\r |
| 5f55c700 | 1353 | AcpiTableInstance->Dsdt3 = NULL;\r |
| 1354 | \r | |
| 1355 | //\r | |
| 1356 | // Update FADT table pointers\r | |
| 1357 | //\r | |
| 1358 | if (AcpiTableInstance->Fadt3 != NULL) {\r | |
| 1359 | AcpiTableInstance->Fadt3->Dsdt = 0;\r | |
| 1360 | ZeroMem (&AcpiTableInstance->Fadt3->XDsdt, sizeof (UINT64));\r | |
| 1361 | \r | |
| 1362 | //\r | |
| 1363 | // Checksum table\r | |
| 1364 | //\r | |
| 1365 | AcpiPlatformChecksum (\r | |
| 1366 | AcpiTableInstance->Fadt3,\r | |
| 1367 | AcpiTableInstance->Fadt3->Header.Length,\r | |
| 1368 | OFFSET_OF (EFI_ACPI_DESCRIPTION_HEADER,\r | |
| 1369 | Checksum)\r | |
| 1370 | );\r | |
| 1371 | }\r | |
| 1372 | }\r | |
| 1373 | break;\r | |
| 1374 | \r | |
| 1375 | default:\r | |
| 1376 | //\r | |
| 1377 | // Do nothing\r | |
| 1378 | //\r | |
| 1379 | break;\r | |
| 1380 | }\r | |
| 1381 | }\r | |
| 1382 | //\r | |
| 1383 | // If no version is using this table anymore, remove and free list entry.\r | |
| 1384 | //\r | |
| 1385 | if (Table->Version == 0) {\r | |
| 1386 | //\r | |
| 1387 | // Free the Table\r | |
| 1388 | //\r | |
| 1389 | gBS->FreePages (Table->PageAddress, Table->NumberOfPages);\r | |
| 1390 | RemoveEntryList (&(Table->Link));\r | |
| 1391 | gBS->FreePool (Table);\r | |
| 1392 | }\r | |
| 1393 | //\r | |
| 1394 | // Done\r | |
| 1395 | //\r | |
| 1396 | return EFI_SUCCESS;\r | |
| 1397 | }\r | |
| 1398 | \r | |
| 1399 | \r | |
| 1400 | /**\r | |
| 1401 | This function finds and removes the table specified by the handle.\r | |
| 1402 | \r | |
| 1403 | @param AcpiTableInstance Instance of the protocol.\r | |
| 1404 | @param Version Bitmask of which versions to remove.\r | |
| 1405 | @param Handle Table to remove.\r | |
| 1406 | \r | |
| 1407 | @return EFI_SUCCESS The function completed successfully.\r | |
| 1408 | @return EFI_ABORTED An error occurred.\r | |
| 1409 | @return EFI_NOT_FOUND Handle not found in table list.\r | |
| 1410 | \r | |
| 1411 | **/\r | |
| 1412 | EFI_STATUS\r | |
| 1413 | RemoveTableFromList (\r | |
| 1414 | IN EFI_ACPI_TABLE_INSTANCE *AcpiTableInstance,\r | |
| 1415 | IN EFI_ACPI_TABLE_VERSION Version,\r | |
| 1416 | IN UINTN Handle\r | |
| 1417 | )\r | |
| 1418 | {\r | |
| 1419 | EFI_ACPI_TABLE_LIST *Table;\r | |
| 1420 | EFI_STATUS Status;\r | |
| 1421 | \r | |
| b474ed49 | 1422 | Table = (EFI_ACPI_TABLE_LIST*) NULL;\r |
| 1423 | \r | |
| 5f55c700 | 1424 | //\r |
| 1425 | // Check for invalid input parameters\r | |
| 1426 | //\r | |
| 1427 | ASSERT (AcpiTableInstance);\r | |
| 1428 | \r | |
| 1429 | //\r | |
| 1430 | // Find the table\r | |
| 1431 | //\r | |
| 1432 | Status = FindTableByHandle (\r | |
| 1433 | Handle,\r | |
| 1434 | &AcpiTableInstance->TableList,\r | |
| 1435 | &Table\r | |
| 1436 | );\r | |
| 1437 | if (EFI_ERROR (Status)) {\r | |
| 1438 | return EFI_NOT_FOUND;\r | |
| 1439 | }\r | |
| 1440 | //\r | |
| 1441 | // Remove the table\r | |
| 1442 | //\r | |
| 1443 | Status = DeleteTable (AcpiTableInstance, Version, Table);\r | |
| 1444 | if (EFI_ERROR (Status)) {\r | |
| 1445 | return EFI_ABORTED;\r | |
| 1446 | }\r | |
| 1447 | //\r | |
| 1448 | // Completed successfully\r | |
| 1449 | //\r | |
| 1450 | return EFI_SUCCESS;\r | |
| 1451 | }\r | |
| 1452 | \r | |
| 1453 | \r | |
| 1454 | /**\r | |
| 1455 | This function calculates and updates an UINT8 checksum.\r | |
| 1456 | \r | |
| 1457 | @param Buffer Pointer to buffer to checksum\r | |
| 1458 | @param Size Number of bytes to checksum\r | |
| 1459 | @param ChecksumOffset Offset to place the checksum result in\r | |
| 1460 | \r | |
| 1461 | @return EFI_SUCCESS The function completed successfully.\r | |
| 1462 | \r | |
| 1463 | **/\r | |
| 1464 | EFI_STATUS\r | |
| 1465 | AcpiPlatformChecksum (\r | |
| 1466 | IN VOID *Buffer,\r | |
| 1467 | IN UINTN Size,\r | |
| 1468 | IN UINTN ChecksumOffset\r | |
| 1469 | )\r | |
| 1470 | {\r | |
| 1471 | UINT8 Sum;\r | |
| 1472 | UINT8 *Ptr;\r | |
| 1473 | \r | |
| 1474 | Sum = 0;\r | |
| 1475 | //\r | |
| 1476 | // Initialize pointer\r | |
| 1477 | //\r | |
| 1478 | Ptr = Buffer;\r | |
| 1479 | \r | |
| 1480 | //\r | |
| 1481 | // set checksum to 0 first\r | |
| 1482 | //\r | |
| 1483 | Ptr[ChecksumOffset] = 0;\r | |
| 1484 | \r | |
| 1485 | //\r | |
| 1486 | // add all content of buffer\r | |
| 1487 | //\r | |
| 1488 | while ((Size--) != 0) {\r | |
| 1489 | Sum = (UINT8) (Sum + (*Ptr++));\r | |
| 1490 | }\r | |
| 1491 | //\r | |
| 1492 | // set checksum\r | |
| 1493 | //\r | |
| 1494 | Ptr = Buffer;\r | |
| 1495 | Ptr[ChecksumOffset] = (UINT8) (0xff - Sum + 1);\r | |
| 1496 | \r | |
| 1497 | return EFI_SUCCESS;\r | |
| 1498 | }\r | |
| 1499 | \r | |
| 1500 | \r | |
| 1501 | /**\r | |
| 1502 | Checksum all versions of the common tables, RSDP, RSDT, XSDT.\r | |
| 1503 | \r | |
| 1504 | @param AcpiTableInstance Protocol instance private data.\r | |
| 1505 | \r | |
| 1506 | @return EFI_SUCCESS The function completed successfully.\r | |
| 1507 | \r | |
| 1508 | **/\r | |
| 1509 | EFI_STATUS\r | |
| 1510 | ChecksumCommonTables (\r | |
| 1511 | IN OUT EFI_ACPI_TABLE_INSTANCE *AcpiTableInstance\r | |
| 1512 | )\r | |
| 1513 | {\r | |
| 1514 | //\r | |
| 1515 | // RSDP ACPI 1.0 checksum for 1.0 table. This is only the first 20 bytes of the structure\r | |
| 1516 | //\r | |
| 1517 | AcpiPlatformChecksum (\r | |
| 1518 | AcpiTableInstance->Rsdp1,\r | |
| 1519 | sizeof (EFI_ACPI_1_0_ROOT_SYSTEM_DESCRIPTION_POINTER),\r | |
| 1520 | OFFSET_OF (EFI_ACPI_1_0_ROOT_SYSTEM_DESCRIPTION_POINTER,\r | |
| 1521 | Checksum)\r | |
| 1522 | );\r | |
| 1523 | \r | |
| 1524 | //\r | |
| 1525 | // RSDP ACPI 1.0 checksum for 2.0/3.0 table. This is only the first 20 bytes of the structure\r | |
| 1526 | //\r | |
| 1527 | AcpiPlatformChecksum (\r | |
| 1528 | AcpiTableInstance->Rsdp3,\r | |
| 1529 | sizeof (EFI_ACPI_1_0_ROOT_SYSTEM_DESCRIPTION_POINTER),\r | |
| 1530 | OFFSET_OF (EFI_ACPI_1_0_ROOT_SYSTEM_DESCRIPTION_POINTER,\r | |
| 1531 | Checksum)\r | |
| 1532 | );\r | |
| 1533 | \r | |
| 1534 | //\r | |
| 1535 | // RSDP ACPI 2.0/3.0 checksum, this is the entire table\r | |
| 1536 | //\r | |
| 1537 | AcpiPlatformChecksum (\r | |
| 1538 | AcpiTableInstance->Rsdp3,\r | |
| 1539 | sizeof (EFI_ACPI_3_0_ROOT_SYSTEM_DESCRIPTION_POINTER),\r | |
| 1540 | OFFSET_OF (EFI_ACPI_3_0_ROOT_SYSTEM_DESCRIPTION_POINTER,\r | |
| 1541 | ExtendedChecksum)\r | |
| 1542 | );\r | |
| 1543 | \r | |
| 1544 | //\r | |
| 1545 | // RSDT checksums\r | |
| 1546 | //\r | |
| 1547 | AcpiPlatformChecksum (\r | |
| 1548 | AcpiTableInstance->Rsdt1,\r | |
| 1549 | AcpiTableInstance->Rsdt1->Length,\r | |
| 1550 | OFFSET_OF (EFI_ACPI_DESCRIPTION_HEADER,\r | |
| 1551 | Checksum)\r | |
| 1552 | );\r | |
| 1553 | \r | |
| 1554 | AcpiPlatformChecksum (\r | |
| 1555 | AcpiTableInstance->Rsdt3,\r | |
| 1556 | AcpiTableInstance->Rsdt3->Length,\r | |
| 1557 | OFFSET_OF (EFI_ACPI_DESCRIPTION_HEADER,\r | |
| 1558 | Checksum)\r | |
| 1559 | );\r | |
| 1560 | \r | |
| 1561 | //\r | |
| 1562 | // XSDT checksum\r | |
| 1563 | //\r | |
| 1564 | AcpiPlatformChecksum (\r | |
| 1565 | AcpiTableInstance->Xsdt,\r | |
| 1566 | AcpiTableInstance->Xsdt->Length,\r | |
| 1567 | OFFSET_OF (EFI_ACPI_DESCRIPTION_HEADER,\r | |
| 1568 | Checksum)\r | |
| 1569 | );\r | |
| 1570 | \r | |
| 1571 | return EFI_SUCCESS;\r | |
| 1572 | }\r | |
| 1573 | \r | |
| 1574 | \r | |
| 1575 | /**\r | |
| 1576 | Constructor for the ACPI table protocol. Initializes instance\r | |
| 1577 | data.\r | |
| 1578 | \r | |
| 1579 | @param AcpiTableInstance Instance to construct\r | |
| 1580 | \r | |
| 1581 | @return EFI_SUCCESS Instance initialized.\r | |
| 1582 | @return EFI_OUT_OF_RESOURCES Unable to allocate required resources.\r | |
| 1583 | \r | |
| 1584 | **/\r | |
| 1585 | EFI_STATUS\r | |
| 1586 | AcpiTableAcpiTableConstructor (\r | |
| 1587 | EFI_ACPI_TABLE_INSTANCE *AcpiTableInstance\r | |
| 1588 | )\r | |
| 1589 | {\r | |
| 1590 | EFI_STATUS Status;\r | |
| 1591 | UINT64 CurrentData;\r | |
| 1592 | UINTN TotalSize;\r | |
| 37abfb7e | 1593 | UINTN RsdpTableSize;\r |
| 5f55c700 | 1594 | UINT8 *Pointer;\r |
| 1595 | EFI_PHYSICAL_ADDRESS PageAddress;\r | |
| 1596 | \r | |
| 1597 | //\r | |
| 1598 | // Check for invalid input parameters\r | |
| 1599 | //\r | |
| 1600 | ASSERT (AcpiTableInstance);\r | |
| 1601 | \r | |
| 1602 | InitializeListHead (&AcpiTableInstance->TableList);\r | |
| 1603 | AcpiTableInstance->CurrentHandle = 1;\r | |
| 1604 | \r | |
| 1605 | AcpiTableInstance->AcpiTableProtocol.InstallAcpiTable = InstallAcpiTable;\r | |
| 1606 | AcpiTableInstance->AcpiTableProtocol.UninstallAcpiTable = UninstallAcpiTable;\r | |
| 3dc8585e JY |
1607 | \r |
| 1608 | if (FeaturePcdGet (PcdInstallAcpiSdtProtocol)) {\r | |
| 1609 | SdtAcpiTableAcpiSdtConstructor (AcpiTableInstance);\r | |
| 1610 | }\r | |
| 1611 | \r | |
| 5f55c700 | 1612 | //\r |
| 37abfb7e LG |
1613 | // Create RSDP table\r |
| 1614 | //\r | |
| 1615 | RsdpTableSize = sizeof (EFI_ACPI_1_0_ROOT_SYSTEM_DESCRIPTION_POINTER) +\r | |
| 1616 | sizeof (EFI_ACPI_3_0_ROOT_SYSTEM_DESCRIPTION_POINTER);\r | |
| 1617 | \r | |
| 1618 | PageAddress = 0xFFFFFFFF;\r | |
| 1619 | Status = gBS->AllocatePages (\r | |
| 1620 | AllocateMaxAddress,\r | |
| 1621 | EfiACPIReclaimMemory,\r | |
| 1622 | EFI_SIZE_TO_PAGES (RsdpTableSize),\r | |
| 1623 | &PageAddress\r | |
| 1624 | );\r | |
| 1625 | \r | |
| 1626 | if (EFI_ERROR (Status)) {\r | |
| 1627 | return EFI_OUT_OF_RESOURCES;\r | |
| 1628 | }\r | |
| 1629 | \r | |
| 1630 | Pointer = (UINT8 *) (UINTN) PageAddress;\r | |
| 1631 | ZeroMem (Pointer, RsdpTableSize);\r | |
| 1632 | \r | |
| 1633 | AcpiTableInstance->Rsdp1 = (EFI_ACPI_1_0_ROOT_SYSTEM_DESCRIPTION_POINTER *) Pointer;\r | |
| 1634 | Pointer += sizeof (EFI_ACPI_1_0_ROOT_SYSTEM_DESCRIPTION_POINTER);\r | |
| 1635 | AcpiTableInstance->Rsdp3 = (EFI_ACPI_3_0_ROOT_SYSTEM_DESCRIPTION_POINTER *) Pointer;\r | |
| 1636 | \r | |
| 1637 | //\r | |
| 1638 | // Create RSDT, XSDT structures\r | |
| 5f55c700 | 1639 | //\r |
| 37abfb7e LG |
1640 | TotalSize = sizeof (EFI_ACPI_DESCRIPTION_HEADER) + // for ACPI 1.0 RSDT\r |
| 1641 | mEfiAcpiMaxNumTables * sizeof (UINT32) +\r | |
| 1642 | sizeof (EFI_ACPI_DESCRIPTION_HEADER) + // for ACPI 2.0/3.0 RSDT\r | |
| 1643 | mEfiAcpiMaxNumTables * sizeof (UINT32) +\r | |
| 1644 | sizeof (EFI_ACPI_DESCRIPTION_HEADER) + // for ACPI 2.0/3.0 XSDT\r | |
| 1645 | mEfiAcpiMaxNumTables * sizeof (UINT64);\r | |
| 5f55c700 | 1646 | \r |
| 1647 | //\r | |
| 1648 | // Allocate memory in the lower 32 bit of address range for\r | |
| 1649 | // compatibility with ACPI 1.0 OS.\r | |
| 1650 | //\r | |
| 1651 | // This is done because ACPI 1.0 pointers are 32 bit values.\r | |
| 1652 | // ACPI 2.0 OS and all 64 bit OS must use the 64 bit ACPI table addresses.\r | |
| 1653 | // There is no architectural reason these should be below 4GB, it is purely\r | |
| 1654 | // for convenience of implementation that we force memory below 4GB.\r | |
| 1655 | //\r | |
| 1656 | PageAddress = 0xFFFFFFFF;\r | |
| 1657 | Status = gBS->AllocatePages (\r | |
| 1658 | AllocateMaxAddress,\r | |
| 1659 | EfiACPIReclaimMemory,\r | |
| 1660 | EFI_SIZE_TO_PAGES (TotalSize),\r | |
| 1661 | &PageAddress\r | |
| 1662 | );\r | |
| 1663 | \r | |
| 1664 | if (EFI_ERROR (Status)) {\r | |
| 37abfb7e | 1665 | gBS->FreePages ((EFI_PHYSICAL_ADDRESS)(UINTN)AcpiTableInstance->Rsdp1, EFI_SIZE_TO_PAGES (RsdpTableSize));\r |
| 5f55c700 | 1666 | return EFI_OUT_OF_RESOURCES;\r |
| 1667 | }\r | |
| 1668 | \r | |
| 1669 | Pointer = (UINT8 *) (UINTN) PageAddress;\r | |
| 1670 | ZeroMem (Pointer, TotalSize);\r | |
| 1671 | \r | |
| 5f55c700 | 1672 | AcpiTableInstance->Rsdt1 = (EFI_ACPI_DESCRIPTION_HEADER *) Pointer;\r |
| 1673 | Pointer += (sizeof (EFI_ACPI_DESCRIPTION_HEADER) + EFI_ACPI_MAX_NUM_TABLES * sizeof (UINT32));\r | |
| 1674 | AcpiTableInstance->Rsdt3 = (EFI_ACPI_DESCRIPTION_HEADER *) Pointer;\r | |
| 1675 | Pointer += (sizeof (EFI_ACPI_DESCRIPTION_HEADER) + EFI_ACPI_MAX_NUM_TABLES * sizeof (UINT32));\r | |
| 5f55c700 | 1676 | AcpiTableInstance->Xsdt = (EFI_ACPI_DESCRIPTION_HEADER *) Pointer;\r |
| 1677 | \r | |
| 1678 | //\r | |
| 1679 | // Initialize RSDP\r | |
| 1680 | //\r | |
| 1681 | CurrentData = EFI_ACPI_1_0_ROOT_SYSTEM_DESCRIPTION_POINTER_SIGNATURE;\r | |
| 1682 | CopyMem (&AcpiTableInstance->Rsdp1->Signature, &CurrentData, sizeof (UINT64));\r | |
| e84f07b5 | 1683 | CopyMem (AcpiTableInstance->Rsdp1->OemId, PcdGetPtr (PcdAcpiDefaultOemId), sizeof (AcpiTableInstance->Rsdp1->OemId));\r |
| 5f55c700 | 1684 | AcpiTableInstance->Rsdp1->Reserved = EFI_ACPI_RESERVED_BYTE;\r |
| 1685 | AcpiTableInstance->Rsdp1->RsdtAddress = (UINT32) (UINTN) AcpiTableInstance->Rsdt1;\r | |
| 1686 | \r | |
| 1687 | CurrentData = EFI_ACPI_3_0_ROOT_SYSTEM_DESCRIPTION_POINTER_SIGNATURE;\r | |
| 1688 | CopyMem (&AcpiTableInstance->Rsdp3->Signature, &CurrentData, sizeof (UINT64));\r | |
| e84f07b5 | 1689 | CopyMem (AcpiTableInstance->Rsdp3->OemId, PcdGetPtr (PcdAcpiDefaultOemId), sizeof (AcpiTableInstance->Rsdp3->OemId));\r |
| 5f55c700 | 1690 | AcpiTableInstance->Rsdp3->Revision = EFI_ACPI_3_0_ROOT_SYSTEM_DESCRIPTION_POINTER_REVISION;\r |
| 1691 | AcpiTableInstance->Rsdp3->RsdtAddress = (UINT32) (UINTN) AcpiTableInstance->Rsdt3;\r | |
| 1692 | AcpiTableInstance->Rsdp3->Length = sizeof (EFI_ACPI_3_0_ROOT_SYSTEM_DESCRIPTION_POINTER);\r | |
| 1693 | CurrentData = (UINT64) (UINTN) AcpiTableInstance->Xsdt;\r | |
| 1694 | CopyMem (&AcpiTableInstance->Rsdp3->XsdtAddress, &CurrentData, sizeof (UINT64));\r | |
| 1695 | SetMem (AcpiTableInstance->Rsdp3->Reserved, 3, EFI_ACPI_RESERVED_BYTE);\r | |
| 1696 | \r | |
| 1697 | //\r | |
| 1698 | // Initialize Rsdt\r | |
| 1699 | //\r | |
| 1700 | // Note that we "reserve" one entry for the FADT so it can always be\r | |
| 1701 | // at the beginning of the list of tables. Some OS don't seem\r | |
| 1702 | // to find it correctly if it is too far down the list.\r | |
| 1703 | //\r | |
| 1704 | AcpiTableInstance->Rsdt1->Signature = EFI_ACPI_1_0_ROOT_SYSTEM_DESCRIPTION_TABLE_SIGNATURE;\r | |
| 1705 | AcpiTableInstance->Rsdt1->Length = sizeof (EFI_ACPI_DESCRIPTION_HEADER);\r | |
| 1706 | AcpiTableInstance->Rsdt1->Revision = EFI_ACPI_1_0_ROOT_SYSTEM_DESCRIPTION_TABLE_REVISION;\r | |
| e84f07b5 SZ |
1707 | CopyMem (AcpiTableInstance->Rsdt1->OemId, PcdGetPtr (PcdAcpiDefaultOemId), sizeof (AcpiTableInstance->Rsdt1->OemId));\r |
| 1708 | CurrentData = PcdGet64 (PcdAcpiDefaultOemTableId);\r | |
| 5f55c700 | 1709 | CopyMem (&AcpiTableInstance->Rsdt1->OemTableId, &CurrentData, sizeof (UINT64));\r |
| e84f07b5 SZ |
1710 | AcpiTableInstance->Rsdt1->OemRevision = PcdGet32 (PcdAcpiDefaultOemRevision);\r |
| 1711 | AcpiTableInstance->Rsdt1->CreatorId = PcdGet32 (PcdAcpiDefaultCreatorId);\r | |
| 1712 | AcpiTableInstance->Rsdt1->CreatorRevision = PcdGet32 (PcdAcpiDefaultCreatorRevision);\r | |
| 5f55c700 | 1713 | //\r |
| 1714 | // We always reserve first one for FADT\r | |
| 1715 | //\r | |
| 1716 | AcpiTableInstance->NumberOfTableEntries1 = 1;\r | |
| 1717 | AcpiTableInstance->Rsdt1->Length = AcpiTableInstance->Rsdt1->Length + sizeof(UINT32);\r | |
| 1718 | \r | |
| 1719 | AcpiTableInstance->Rsdt3->Signature = EFI_ACPI_3_0_ROOT_SYSTEM_DESCRIPTION_TABLE_SIGNATURE;\r | |
| 1720 | AcpiTableInstance->Rsdt3->Length = sizeof (EFI_ACPI_DESCRIPTION_HEADER);\r | |
| 1721 | AcpiTableInstance->Rsdt3->Revision = EFI_ACPI_3_0_ROOT_SYSTEM_DESCRIPTION_TABLE_REVISION;\r | |
| e84f07b5 SZ |
1722 | CopyMem (AcpiTableInstance->Rsdt3->OemId, PcdGetPtr (PcdAcpiDefaultOemId), sizeof (AcpiTableInstance->Rsdt3->OemId));\r |
| 1723 | CurrentData = PcdGet64 (PcdAcpiDefaultOemTableId);\r | |
| 5f55c700 | 1724 | CopyMem (&AcpiTableInstance->Rsdt3->OemTableId, &CurrentData, sizeof (UINT64));\r |
| e84f07b5 SZ |
1725 | AcpiTableInstance->Rsdt3->OemRevision = PcdGet32 (PcdAcpiDefaultOemRevision);\r |
| 1726 | AcpiTableInstance->Rsdt3->CreatorId = PcdGet32 (PcdAcpiDefaultCreatorId);\r | |
| 1727 | AcpiTableInstance->Rsdt3->CreatorRevision = PcdGet32 (PcdAcpiDefaultCreatorRevision);\r | |
| 5f55c700 | 1728 | //\r |
| 1729 | // We always reserve first one for FADT\r | |
| 1730 | //\r | |
| 1731 | AcpiTableInstance->NumberOfTableEntries3 = 1;\r | |
| 1732 | AcpiTableInstance->Rsdt3->Length = AcpiTableInstance->Rsdt3->Length + sizeof(UINT32);\r | |
| 1733 | \r | |
| 1734 | //\r | |
| 1735 | // Initialize Xsdt\r | |
| 1736 | //\r | |
| 1737 | AcpiTableInstance->Xsdt->Signature = EFI_ACPI_3_0_EXTENDED_SYSTEM_DESCRIPTION_TABLE_SIGNATURE;\r | |
| 1738 | AcpiTableInstance->Xsdt->Length = sizeof (EFI_ACPI_DESCRIPTION_HEADER);\r | |
| 1739 | AcpiTableInstance->Xsdt->Revision = EFI_ACPI_3_0_EXTENDED_SYSTEM_DESCRIPTION_TABLE_REVISION;\r | |
| e84f07b5 SZ |
1740 | CopyMem (AcpiTableInstance->Xsdt->OemId, PcdGetPtr (PcdAcpiDefaultOemId), sizeof (AcpiTableInstance->Xsdt->OemId));\r |
| 1741 | CurrentData = PcdGet64 (PcdAcpiDefaultOemTableId);\r | |
| 5f55c700 | 1742 | CopyMem (&AcpiTableInstance->Xsdt->OemTableId, &CurrentData, sizeof (UINT64));\r |
| e84f07b5 SZ |
1743 | AcpiTableInstance->Xsdt->OemRevision = PcdGet32 (PcdAcpiDefaultOemRevision);\r |
| 1744 | AcpiTableInstance->Xsdt->CreatorId = PcdGet32 (PcdAcpiDefaultCreatorId);\r | |
| 1745 | AcpiTableInstance->Xsdt->CreatorRevision = PcdGet32 (PcdAcpiDefaultCreatorRevision);\r | |
| 5f55c700 | 1746 | //\r |
| 1747 | // We always reserve first one for FADT\r | |
| 1748 | //\r | |
| 1749 | AcpiTableInstance->Xsdt->Length = AcpiTableInstance->Xsdt->Length + sizeof(UINT64);\r | |
| 1750 | \r | |
| 1751 | ChecksumCommonTables (AcpiTableInstance);\r | |
| 1752 | \r | |
| 1753 | //\r | |
| 1754 | // Completed successfully\r | |
| 1755 | //\r | |
| 1756 | return EFI_SUCCESS;\r | |
| 1757 | }\r | |
| 1758 | \r |