| | 1 | /*++\r |
| | 2 | \r |
| | 3 | Copyright (c) 2006 - 2007, Intel Corporation\r |
| | 4 | All rights reserved. This program and the accompanying materials\r |
| | 5 | are licensed and made available under the terms and conditions of the BSD License\r |
| | 6 | which accompanies this distribution. The full text of the license may be found at\r |
| | 7 | http://opensource.org/licenses/bsd-license.php\r |
| | 8 | \r |
| | 9 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r |
| | 10 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r |
| | 11 | \r |
| | 12 | Module Name:\r |
| | 13 | \r |
| | 14 | PeiMain.h\r |
| | 15 | \r |
| | 16 | Abstract:\r |
| | 17 | \r |
| | 18 | Definition of Pei Core Structures and Services\r |
| | 19 | \r |
| | 20 | Revision History\r |
| | 21 | \r |
| | 22 | --*/\r |
| | 23 | \r |
| | 24 | #ifndef _PEI_MAIN_H_\r |
| | 25 | #define _PEI_MAIN_H_\r |
| | 26 | \r |
| | 27 | #include <PiPei.h>\r |
| | 28 | #include <FrameworkPei.h>\r |
| | 29 | #include <Guid/StatusCodeDataTypeId.h>\r |
| | 30 | #include <Ppi/DxeIpl.h>\r |
| | 31 | #include <Ppi/MemoryDiscovered.h>\r |
| | 32 | #include <Ppi/FindFv.h>\r |
| | 33 | #include <Ppi/StatusCode.h>\r |
| | 34 | #include <Ppi/Security.h>\r |
| | 35 | #include <Ppi/Reset.h>\r |
| | 36 | #include <Ppi/FvLoadFile.h>\r |
| | 37 | #include <Library/DebugLib.h>\r |
| | 38 | #include <Library/PeiCoreEntryPoint.h>\r |
| | 39 | #include <Library/BaseLib.h>\r |
| | 40 | #include <Library/HobLib.h>\r |
| | 41 | #include <Library/PerformanceLib.h>\r |
| | 42 | #include <Library/PeiServicesLib.h>\r |
| | 43 | #include <Library/ReportStatusCodeLib.h>\r |
| | 44 | #include <Library/PeCoffGetEntryPointLib.h>\r |
| | 45 | #include <Library/BaseMemoryLib.h>\r |
| | 46 | #include <Library/TimerLib.h>\r |
| | 47 | #include <IndustryStandard/PeImage.h>\r |
| | 48 | #include <Library/PeiServicesTablePointerLib.h>\r |
| | 49 | \r |
| | 50 | extern EFI_GUID gEfiPeiCorePrivateGuid;\r |
| | 51 | \r |
| | 52 | #define PEI_CORE_INTERNAL_FFS_FILE_DISPATCH_TYPE 0xff\r |
| | 53 | \r |
| | 54 | //\r |
| | 55 | // Pei Core private data structures\r |
| | 56 | //\r |
| | 57 | typedef union {\r |
| | 58 | EFI_PEI_PPI_DESCRIPTOR *Ppi;\r |
| | 59 | EFI_PEI_NOTIFY_DESCRIPTOR *Notify;\r |
| | 60 | VOID *Raw;\r |
| | 61 | } PEI_PPI_LIST_POINTERS;\r |
| | 62 | \r |
| | 63 | #define PEI_STACK_SIZE 0x20000\r |
| | 64 | \r |
| | 65 | #define MAX_PPI_DESCRIPTORS 64\r |
| | 66 | \r |
| | 67 | typedef struct {\r |
| | 68 | INTN PpiListEnd;\r |
| | 69 | INTN NotifyListEnd;\r |
| | 70 | INTN DispatchListEnd;\r |
| | 71 | INTN LastDispatchedInstall;\r |
| | 72 | INTN LastDispatchedNotify;\r |
| | 73 | PEI_PPI_LIST_POINTERS PpiListPtrs[MAX_PPI_DESCRIPTORS];\r |
| | 74 | } PEI_PPI_DATABASE;\r |
| | 75 | \r |
| | 76 | \r |
| | 77 | #define PEI_CORE_MAX_FV_SUPPORTED 4\r |
| | 78 | #define PEI_CORE_MAX_PEIM_PER_FV 32\r |
| | 79 | \r |
| | 80 | //\r |
| | 81 | // PEI_CORE_FV_HANDE.PeimState\r |
| | 82 | // Do not change these values as there is code doing math to change states.\r |
| | 83 | // Look for Private->Fv[FvCount].PeimState[PeimCount]++;\r |
| | 84 | //\r |
| | 85 | #define PEIM_STATE_NOT_DISPATCHED 0x00\r |
| | 86 | #define PEIM_STATE_DISPATCHED 0x01\r |
| | 87 | #define PEIM_STATE_REGISITER_FOR_SHADOW 0x02\r |
| | 88 | #define PEIM_STATE_DONE 0x03\r |
| | 89 | \r |
| | 90 | typedef struct {\r |
| | 91 | EFI_FIRMWARE_VOLUME_HEADER *FvHeader;\r |
| | 92 | UINT8 PeimState[PEI_CORE_MAX_PEIM_PER_FV]; \r |
| | 93 | EFI_PEI_FILE_HANDLE FvFileHandles[PEI_CORE_MAX_PEIM_PER_FV];\r |
| | 94 | BOOLEAN ScanFv;\r |
| | 95 | } PEI_CORE_FV_HANDLE;\r |
| | 96 | \r |
| | 97 | typedef struct {\r |
| | 98 | UINT8 CurrentPeim;\r |
| | 99 | UINT8 CurrentFv;\r |
| | 100 | UINT32 DispatchedPeimBitMap;\r |
| | 101 | UINT32 PreviousPeimBitMap;\r |
| | 102 | EFI_FFS_FILE_HEADER *CurrentPeimAddress;\r |
| | 103 | EFI_FIRMWARE_VOLUME_HEADER *CurrentFvAddress;\r |
| | 104 | EFI_FIRMWARE_VOLUME_HEADER *BootFvAddress;\r |
| | 105 | EFI_PEI_FIND_FV_PPI *FindFv;\r |
| | 106 | } PEI_CORE_DISPATCH_DATA;\r |
| | 107 | \r |
| | 108 | \r |
| | 109 | //\r |
| | 110 | // Pei Core private data structure instance\r |
| | 111 | //\r |
| | 112 | \r |
| | 113 | #define PEI_CORE_HANDLE_SIGNATURE EFI_SIGNATURE_32('P','e','i','C')\r |
| | 114 | \r |
| | 115 | typedef struct{\r |
| | 116 | UINTN Signature;\r |
| | 117 | EFI_PEI_SERVICES *PS; // Point to ServiceTableShadow\r |
| | 118 | PEI_PPI_DATABASE PpiData;\r |
| | 119 | PEI_CORE_DISPATCH_DATA DispatchData;\r |
| | 120 | UINTN FvCount;\r |
| | 121 | PEI_CORE_FV_HANDLE Fv[PEI_CORE_MAX_FV_SUPPORTED];\r |
| | 122 | EFI_PEI_FILE_HANDLE CurrentFvFileHandles[PEI_CORE_MAX_PEIM_PER_FV];\r |
| | 123 | UINTN AprioriCount;\r |
| | 124 | UINTN CurrentPeimFvCount; \r |
| | 125 | UINTN CurrentPeimCount;\r |
| | 126 | EFI_PEI_FILE_HANDLE CurrentFileHandle;\r |
| | 127 | UINTN AllFvCount;\r |
| | 128 | EFI_PEI_FV_HANDLE AllFv[PEI_CORE_MAX_FV_SUPPORTED];\r |
| | 129 | EFI_PEI_HOB_POINTERS HobList;\r |
| | 130 | BOOLEAN SwitchStackSignal;\r |
| | 131 | BOOLEAN PeiMemoryInstalled;\r |
| | 132 | EFI_PHYSICAL_ADDRESS StackBase;\r |
| | 133 | UINT64 StackSize;\r |
| | 134 | VOID *BottomOfCarHeap;\r |
| | 135 | VOID *TopOfCarHeap;\r |
| | 136 | VOID *CpuIo;\r |
| | 137 | EFI_PEI_SECURITY_PPI *PrivateSecurityPpi;\r |
| | 138 | EFI_PEI_SERVICES ServiceTableShadow;\r |
| | 139 | UINTN SizeOfCacheAsRam;\r |
| | 140 | VOID *MaxTopOfCarHeap;\r |
| | 141 | } PEI_CORE_INSTANCE;\r |
| | 142 | \r |
| | 143 | //\r |
| | 144 | // Pei Core Instance Data Macros\r |
| | 145 | //\r |
| | 146 | \r |
| | 147 | #define PEI_CORE_INSTANCE_FROM_PS_THIS(a) \\r |
| | 148 | CR(a, PEI_CORE_INSTANCE, PS, PEI_CORE_HANDLE_SIGNATURE)\r |
| | 149 | \r |
| | 150 | //\r |
| | 151 | // BUGBUG: Where does this go really?\r |
| | 152 | //\r |
| | 153 | typedef\r |
| | 154 | EFI_STATUS\r |
| | 155 | (EFIAPI *PEI_CORE_ENTRY_POINT)(\r |
| | 156 | IN EFI_PEI_STARTUP_DESCRIPTOR *PeiStartupDescriptor,\r |
| | 157 | IN PEI_CORE_INSTANCE *OldCoreData\r |
| | 158 | );\r |
| | 159 | \r |
| | 160 | //\r |
| | 161 | // Union of temporarily used function pointers (to save stack space)\r |
| | 162 | //\r |
| | 163 | typedef union {\r |
| | 164 | PEI_CORE_ENTRY_POINT PeiCore;\r |
| | 165 | EFI_PEIM_ENTRY_POINT2 PeimEntry;\r |
| | 166 | EFI_PEIM_NOTIFY_ENTRY_POINT PeimNotifyEntry;\r |
| | 167 | EFI_DXE_IPL_PPI *DxeIpl;\r |
| | 168 | EFI_PEI_PPI_DESCRIPTOR *PpiDescriptor;\r |
| | 169 | EFI_PEI_NOTIFY_DESCRIPTOR *NotifyDescriptor;\r |
| | 170 | VOID *Raw;\r |
| | 171 | } PEI_CORE_TEMP_POINTERS;\r |
| | 172 | \r |
| | 173 | \r |
| | 174 | //\r |
| | 175 | // PeiCore function\r |
| | 176 | //\r |
| | 177 | EFI_STATUS\r |
| | 178 | EFIAPI\r |
| | 179 | PeiCore (\r |
| | 180 | IN CONST EFI_SEC_PEI_HAND_OFF *SecCoreData,\r |
| | 181 | IN CONST EFI_PEI_PPI_DESCRIPTOR *PpList,\r |
| | 182 | IN VOID *Data\r |
| | 183 | )\r |
| | 184 | /*++\r |
| | 185 | \r |
| | 186 | Routine Description:\r |
| | 187 | \r |
| | 188 | The entry routine to Pei Core, invoked by PeiMain during transition\r |
| | 189 | from SEC to PEI. After switching stack in the PEI core, it will restart\r |
| | 190 | with the old core data.\r |
| | 191 | \r |
| | 192 | Arguments:\r |
| | 193 | \r |
| | 194 | PeiStartupDescriptor - Information and services provided by SEC phase.\r |
| | 195 | OldCoreData - Pointer to old core data that is used to initialize the\r |
| | 196 | core's data areas.\r |
| | 197 | \r |
| | 198 | Returns:\r |
| | 199 | \r |
| | 200 | This function never returns\r |
| | 201 | EFI_NOT_FOUND - Never reach\r |
| | 202 | \r |
| | 203 | --*/\r |
| | 204 | ;\r |
| | 205 | \r |
| | 206 | //\r |
| | 207 | // Dispatcher support functions\r |
| | 208 | //\r |
| | 209 | \r |
| | 210 | EFI_STATUS\r |
| | 211 | PeimDispatchReadiness (\r |
| | 212 | IN EFI_PEI_SERVICES **PeiServices,\r |
| | 213 | IN VOID *DependencyExpression,\r |
| | 214 | IN OUT BOOLEAN *Runnable\r |
| | 215 | )\r |
| | 216 | /*++\r |
| | 217 | \r |
| | 218 | Routine Description:\r |
| | 219 | \r |
| | 220 | This is the POSTFIX version of the dependency evaluator. When a\r |
| | 221 | PUSH [PPI GUID] is encountered, a pointer to the GUID is stored on\r |
| | 222 | the evaluation stack. When that entry is poped from the evaluation\r |
| | 223 | stack, the PPI is checked if it is installed. This method allows\r |
| | 224 | some time savings as not all PPIs must be checked for certain\r |
| | 225 | operation types (AND, OR).\r |
| | 226 | \r |
| | 227 | Arguments:\r |
| | 228 | \r |
| | 229 | PeiServices - Calling context.\r |
| | 230 | \r |
| | 231 | DependencyExpression - Pointer to a dependency expression. The Grammar adheres to\r |
| | 232 | the BNF described above and is stored in postfix notation.\r |
| | 233 | Runnable - is True if the driver can be scheduled and False if the driver\r |
| | 234 | cannot be scheduled. This is the value that the schedulers\r |
| | 235 | should use for deciding the state of the driver.\r |
| | 236 | \r |
| | 237 | Returns:\r |
| | 238 | \r |
| | 239 | Status = EFI_SUCCESS if it is a well-formed Grammar\r |
| | 240 | EFI_INVALID_PARAMETER if the dependency expression overflows\r |
| | 241 | the evaluation stack\r |
| | 242 | EFI_INVALID_PARAMETER if the dependency expression underflows\r |
| | 243 | the evaluation stack\r |
| | 244 | EFI_INVALID_PARAMETER if the dependency expression is not a\r |
| | 245 | well-formed Grammar.\r |
| | 246 | --*/\r |
| | 247 | ;\r |
| | 248 | \r |
| | 249 | \r |
| | 250 | EFI_STATUS\r |
| | 251 | PeiDispatcher (\r |
| | 252 | IN CONST EFI_SEC_PEI_HAND_OFF *SecCoreData,\r |
| | 253 | IN PEI_CORE_INSTANCE *PrivateData,\r |
| | 254 | IN PEI_CORE_DISPATCH_DATA *DispatchData\r |
| | 255 | )\r |
| | 256 | \r |
| | 257 | /*++\r |
| | 258 | \r |
| | 259 | Routine Description:\r |
| | 260 | \r |
| | 261 | Conduct PEIM dispatch.\r |
| | 262 | \r |
| | 263 | Arguments:\r |
| | 264 | \r |
| | 265 | PeiStartupDescriptor - Pointer to IN EFI_PEI_STARTUP_DESCRIPTOR\r |
| | 266 | PrivateData - Pointer to the private data passed in from caller\r |
| | 267 | DispatchData - Pointer to PEI_CORE_DISPATCH_DATA data.\r |
| | 268 | \r |
| | 269 | Returns:\r |
| | 270 | \r |
| | 271 | EFI_SUCCESS - Successfully dispatched PEIM.\r |
| | 272 | EFI_NOT_FOUND - The dispatch failed.\r |
| | 273 | \r |
| | 274 | --*/\r |
| | 275 | ;\r |
| | 276 | \r |
| | 277 | \r |
| | 278 | VOID\r |
| | 279 | InitializeDispatcherData (\r |
| | 280 | IN EFI_PEI_SERVICES **PeiServices,\r |
| | 281 | IN PEI_CORE_INSTANCE *OldCoreData,\r |
| | 282 | IN CONST EFI_SEC_PEI_HAND_OFF *SecCoreData\r |
| | 283 | )\r |
| | 284 | /*++\r |
| | 285 | \r |
| | 286 | Routine Description:\r |
| | 287 | \r |
| | 288 | Initialize the Dispatcher's data members\r |
| | 289 | \r |
| | 290 | Arguments:\r |
| | 291 | \r |
| | 292 | PeiServices - The PEI core services table.\r |
| | 293 | OldCoreData - Pointer to old core data (before switching stack).\r |
| | 294 | NULL if being run in non-permament memory mode.\r |
| | 295 | PeiStartupDescriptor - Information and services provided by SEC phase.\r |
| | 296 | \r |
| | 297 | \r |
| | 298 | Returns:\r |
| | 299 | \r |
| | 300 | None\r |
| | 301 | \r |
| | 302 | --*/\r |
| | 303 | ;\r |
| | 304 | \r |
| | 305 | \r |
| | 306 | EFI_STATUS\r |
| | 307 | FindNextPeim (\r |
| | 308 | IN EFI_PEI_SERVICES **PeiServices,\r |
| | 309 | IN EFI_FIRMWARE_VOLUME_HEADER *FwVolHeader,\r |
| | 310 | IN OUT EFI_FFS_FILE_HEADER **PeimFileHeader\r |
| | 311 | )\r |
| | 312 | /*++\r |
| | 313 | \r |
| | 314 | Routine Description:\r |
| | 315 | Given the input file pointer, search for the next matching file in the\r |
| | 316 | FFS volume. The search starts from FileHeader inside\r |
| | 317 | the Firmware Volume defined by FwVolHeader.\r |
| | 318 | \r |
| | 319 | Arguments:\r |
| | 320 | PeiServices - Pointer to the PEI Core Services Table.\r |
| | 321 | \r |
| | 322 | FwVolHeader - Pointer to the FV header of the volume to search.\r |
| | 323 | This parameter must point to a valid FFS volume.\r |
| | 324 | \r |
| | 325 | PeimFileHeader - Pointer to the current file from which to begin searching.\r |
| | 326 | This pointer will be updated upon return to reflect the file found.\r |
| | 327 | \r |
| | 328 | Returns:\r |
| | 329 | EFI_NOT_FOUND - No files matching the search criteria were found\r |
| | 330 | EFI_SUCCESS\r |
| | 331 | \r |
| | 332 | --*/\r |
| | 333 | ;\r |
| | 334 | \r |
| | 335 | BOOLEAN\r |
| | 336 | Dispatched (\r |
| | 337 | IN UINT8 CurrentPeim,\r |
| | 338 | IN UINT32 DispatchedPeimBitMap\r |
| | 339 | )\r |
| | 340 | /*++\r |
| | 341 | \r |
| | 342 | Routine Description:\r |
| | 343 | \r |
| | 344 | This routine checks to see if a particular PEIM has been dispatched during\r |
| | 345 | the PEI core dispatch.\r |
| | 346 | \r |
| | 347 | Arguments:\r |
| | 348 | CurrentPeim - The PEIM/FV in the bit array to check.\r |
| | 349 | DispatchedPeimBitMap - Bit array, each bit corresponds to a PEIM/FV.\r |
| | 350 | \r |
| | 351 | Returns:\r |
| | 352 | TRUE if PEIM already dispatched\r |
| | 353 | FALSE if not\r |
| | 354 | \r |
| | 355 | --*/\r |
| | 356 | ;\r |
| | 357 | \r |
| | 358 | VOID\r |
| | 359 | SetDispatched (\r |
| | 360 | IN EFI_PEI_SERVICES **PeiServices,\r |
| | 361 | IN UINT8 CurrentPeim,\r |
| | 362 | OUT UINT32 *DispatchedPeimBitMap\r |
| | 363 | )\r |
| | 364 | /*++\r |
| | 365 | \r |
| | 366 | Routine Description:\r |
| | 367 | \r |
| | 368 | This routine sets a PEIM as having been dispatched once its entry\r |
| | 369 | point has been invoked.\r |
| | 370 | \r |
| | 371 | Arguments:\r |
| | 372 | \r |
| | 373 | PeiServices - The PEI core services table.\r |
| | 374 | CurrentPeim - The PEIM/FV in the bit array to check.\r |
| | 375 | DispatchedPeimBitMap - Bit array, each bit corresponds to a PEIM/FV.\r |
| | 376 | \r |
| | 377 | Returns:\r |
| | 378 | None\r |
| | 379 | \r |
| | 380 | --*/\r |
| | 381 | ;\r |
| | 382 | \r |
| | 383 | BOOLEAN\r |
| | 384 | DepexSatisfied (\r |
| | 385 | IN EFI_PEI_SERVICES **PeiServices,\r |
| | 386 | IN VOID *CurrentPeimAddress\r |
| | 387 | )\r |
| | 388 | /*++\r |
| | 389 | \r |
| | 390 | Routine Description:\r |
| | 391 | \r |
| | 392 | This routine parses the Dependency Expression, if available, and\r |
| | 393 | decides if the module can be executed.\r |
| | 394 | \r |
| | 395 | Arguments:\r |
| | 396 | PeiServices - The PEI Service Table\r |
| | 397 | CurrentPeimAddress - Address of the PEIM Firmware File under investigation\r |
| | 398 | \r |
| | 399 | Returns:\r |
| | 400 | TRUE - Can be dispatched\r |
| | 401 | FALSE - Cannot be dispatched\r |
| | 402 | \r |
| | 403 | --*/\r |
| | 404 | ;\r |
| | 405 | \r |
| | 406 | #if defined (MDE_CPU_IPF)\r |
| | 407 | //\r |
| | 408 | // In Ipf we should make special changes for the PHIT pointers to support\r |
| | 409 | // recovery boot in cache mode.\r |
| | 410 | //\r |
| | 411 | #define SWITCH_TO_CACHE_MODE(CoreData) SwitchToCacheMode(CoreData)\r |
| | 412 | #define CACHE_MODE_ADDRESS_MASK 0x7FFFFFFFFFFFFFFFULL\r |
| | 413 | VOID\r |
| | 414 | SwitchToCacheMode (\r |
| | 415 | IN PEI_CORE_INSTANCE *CoreData\r |
| | 416 | )\r |
| | 417 | /*++\r |
| | 418 | \r |
| | 419 | Routine Description:\r |
| | 420 | \r |
| | 421 | Switch the PHIT pointers to cache mode after InstallPeiMemory in CAR.\r |
| | 422 | \r |
| | 423 | Arguments:\r |
| | 424 | \r |
| | 425 | CoreData - The PEI core Private Data\r |
| | 426 | \r |
| | 427 | Returns:\r |
| | 428 | \r |
| | 429 | --*/\r |
| | 430 | ;\r |
| | 431 | \r |
| | 432 | #else\r |
| | 433 | \r |
| | 434 | #define SWITCH_TO_CACHE_MODE(CoreData)\r |
| | 435 | \r |
| | 436 | #endif\r |
| | 437 | \r |
| | 438 | //\r |
| | 439 | // PPI support functions\r |
| | 440 | //\r |
| | 441 | VOID\r |
| | 442 | InitializePpiServices (\r |
| | 443 | IN EFI_PEI_SERVICES **PeiServices,\r |
| | 444 | IN PEI_CORE_INSTANCE *OldCoreData\r |
| | 445 | )\r |
| | 446 | /*++\r |
| | 447 | \r |
| | 448 | Routine Description:\r |
| | 449 | \r |
| | 450 | Initialize PPI services.\r |
| | 451 | \r |
| | 452 | Arguments:\r |
| | 453 | \r |
| | 454 | PeiServices - The PEI core services table.\r |
| | 455 | OldCoreData - Pointer to the PEI Core data.\r |
| | 456 | NULL if being run in non-permament memory mode.\r |
| | 457 | \r |
| | 458 | Returns:\r |
| | 459 | Nothing\r |
| | 460 | \r |
| | 461 | --*/\r |
| | 462 | ;\r |
| | 463 | \r |
| | 464 | VOID\r |
| | 465 | ConvertPpiPointers (\r |
| | 466 | IN CONST EFI_PEI_SERVICES **PeiServices,\r |
| | 467 | IN EFI_HOB_HANDOFF_INFO_TABLE *OldHandOffHob,\r |
| | 468 | IN EFI_HOB_HANDOFF_INFO_TABLE *NewHandOffHob\r |
| | 469 | )\r |
| | 470 | /*++\r |
| | 471 | \r |
| | 472 | Routine Description:\r |
| | 473 | \r |
| | 474 | Migrate the Hob list from the CAR stack to PEI installed memory.\r |
| | 475 | \r |
| | 476 | Arguments:\r |
| | 477 | \r |
| | 478 | PeiServices - The PEI core services table.\r |
| | 479 | OldHandOffHob - The old handoff HOB list.\r |
| | 480 | NewHandOffHob - The new handoff HOB list.\r |
| | 481 | \r |
| | 482 | Returns:\r |
| | 483 | \r |
| | 484 | --*/\r |
| | 485 | ;\r |
| | 486 | \r |
| | 487 | EFI_STATUS\r |
| | 488 | EFIAPI\r |
| | 489 | PeiInstallPpi (\r |
| | 490 | IN CONST EFI_PEI_SERVICES **PeiServices,\r |
| | 491 | IN CONST EFI_PEI_PPI_DESCRIPTOR *PpiList\r |
| | 492 | )\r |
| | 493 | /*++\r |
| | 494 | \r |
| | 495 | Routine Description:\r |
| | 496 | \r |
| | 497 | Install PPI services.\r |
| | 498 | \r |
| | 499 | Arguments:\r |
| | 500 | \r |
| | 501 | PeiServices - Pointer to the PEI Service Table\r |
| | 502 | PpiList - Pointer to a list of PEI PPI Descriptors.\r |
| | 503 | \r |
| | 504 | Returns:\r |
| | 505 | \r |
| | 506 | EFI_SUCCESS - if all PPIs in PpiList are successfully installed.\r |
| | 507 | EFI_INVALID_PARAMETER - if PpiList is NULL pointer\r |
| | 508 | EFI_INVALID_PARAMETER - if any PPI in PpiList is not valid\r |
| | 509 | EFI_OUT_OF_RESOURCES - if there is no more memory resource to install PPI\r |
| | 510 | \r |
| | 511 | --*/\r |
| | 512 | ;\r |
| | 513 | \r |
| | 514 | EFI_STATUS\r |
| | 515 | EFIAPI\r |
| | 516 | PeiReInstallPpi (\r |
| | 517 | IN CONST EFI_PEI_SERVICES **PeiServices,\r |
| | 518 | IN CONST EFI_PEI_PPI_DESCRIPTOR *OldPpi,\r |
| | 519 | IN CONST EFI_PEI_PPI_DESCRIPTOR *NewPpi\r |
| | 520 | )\r |
| | 521 | /*++\r |
| | 522 | \r |
| | 523 | Routine Description:\r |
| | 524 | \r |
| | 525 | Re-Install PPI services.\r |
| | 526 | \r |
| | 527 | Arguments:\r |
| | 528 | \r |
| | 529 | PeiServices - Pointer to the PEI Service Table\r |
| | 530 | OldPpi - Pointer to the old PEI PPI Descriptors.\r |
| | 531 | NewPpi - Pointer to the new PEI PPI Descriptors.\r |
| | 532 | \r |
| | 533 | Returns:\r |
| | 534 | \r |
| | 535 | EFI_SUCCESS - if the operation was successful\r |
| | 536 | EFI_INVALID_PARAMETER - if OldPpi or NewPpi is NULL\r |
| | 537 | EFI_INVALID_PARAMETER - if NewPpi is not valid\r |
| | 538 | EFI_NOT_FOUND - if the PPI was not in the database\r |
| | 539 | \r |
| | 540 | --*/\r |
| | 541 | ;\r |
| | 542 | \r |
| | 543 | EFI_STATUS\r |
| | 544 | EFIAPI\r |
| | 545 | PeiLocatePpi (\r |
| | 546 | IN CONST EFI_PEI_SERVICES **PeiServices,\r |
| | 547 | IN CONST EFI_GUID *Guid,\r |
| | 548 | IN UINTN Instance,\r |
| | 549 | IN OUT EFI_PEI_PPI_DESCRIPTOR **PpiDescriptor,\r |
| | 550 | IN OUT VOID **Ppi\r |
| | 551 | )\r |
| | 552 | /*++\r |
| | 553 | \r |
| | 554 | Routine Description:\r |
| | 555 | \r |
| | 556 | Locate a given named PPI.\r |
| | 557 | \r |
| | 558 | Arguments:\r |
| | 559 | \r |
| | 560 | PeiServices - Pointer to the PEI Service Table\r |
| | 561 | Guid - Pointer to GUID of the PPI.\r |
| | 562 | Instance - Instance Number to discover.\r |
| | 563 | PpiDescriptor - Pointer to reference the found descriptor. If not NULL,\r |
| | 564 | returns a pointer to the descriptor (includes flags, etc)\r |
| | 565 | Ppi - Pointer to reference the found PPI\r |
| | 566 | \r |
| | 567 | Returns:\r |
| | 568 | \r |
| | 569 | Status - EFI_SUCCESS if the PPI is in the database\r |
| | 570 | EFI_NOT_FOUND if the PPI is not in the database\r |
| | 571 | --*/\r |
| | 572 | ;\r |
| | 573 | \r |
| | 574 | EFI_STATUS\r |
| | 575 | EFIAPI\r |
| | 576 | PeiNotifyPpi (\r |
| | 577 | IN CONST EFI_PEI_SERVICES **PeiServices,\r |
| | 578 | IN CONST EFI_PEI_NOTIFY_DESCRIPTOR *NotifyList\r |
| | 579 | )\r |
| | 580 | /*++\r |
| | 581 | \r |
| | 582 | Routine Description:\r |
| | 583 | \r |
| | 584 | Install a notification for a given PPI.\r |
| | 585 | \r |
| | 586 | Arguments:\r |
| | 587 | \r |
| | 588 | PeiServices - Pointer to the PEI Service Table\r |
| | 589 | NotifyList - Pointer to list of Descriptors to notify upon.\r |
| | 590 | \r |
| | 591 | Returns:\r |
| | 592 | \r |
| | 593 | Status - EFI_SUCCESS if successful\r |
| | 594 | EFI_OUT_OF_RESOURCES if no space in the database\r |
| | 595 | EFI_INVALID_PARAMETER if not a good decriptor\r |
| | 596 | \r |
| | 597 | --*/\r |
| | 598 | ;\r |
| | 599 | \r |
| | 600 | VOID\r |
| | 601 | ProcessNotifyList (\r |
| | 602 | IN EFI_PEI_SERVICES **PeiServices\r |
| | 603 | )\r |
| | 604 | /*++\r |
| | 605 | \r |
| | 606 | Routine Description:\r |
| | 607 | \r |
| | 608 | Process the Notify List at dispatch level.\r |
| | 609 | \r |
| | 610 | Arguments:\r |
| | 611 | \r |
| | 612 | PeiServices - Pointer to the PEI Service Table\r |
| | 613 | \r |
| | 614 | Returns:\r |
| | 615 | \r |
| | 616 | --*/\r |
| | 617 | ;\r |
| | 618 | \r |
| | 619 | VOID\r |
| | 620 | DispatchNotify (\r |
| | 621 | IN CONST EFI_PEI_SERVICES **PeiServices,\r |
| | 622 | IN UINTN NotifyType,\r |
| | 623 | IN INTN InstallStartIndex,\r |
| | 624 | IN INTN InstallStopIndex,\r |
| | 625 | IN INTN NotifyStartIndex,\r |
| | 626 | IN INTN NotifyStopIndex\r |
| | 627 | )\r |
| | 628 | /*++\r |
| | 629 | \r |
| | 630 | Routine Description:\r |
| | 631 | \r |
| | 632 | Dispatch notifications.\r |
| | 633 | \r |
| | 634 | Arguments:\r |
| | 635 | \r |
| | 636 | PeiServices - Pointer to the PEI Service Table\r |
| | 637 | NotifyType - Type of notify to fire.\r |
| | 638 | InstallStartIndex - Install Beginning index.\r |
| | 639 | InstallStopIndex - Install Ending index.\r |
| | 640 | NotifyStartIndex - Notify Beginning index.\r |
| | 641 | NotifyStopIndex - Notify Ending index.\r |
| | 642 | \r |
| | 643 | Returns: None\r |
| | 644 | \r |
| | 645 | --*/\r |
| | 646 | ;\r |
| | 647 | \r |
| | 648 | //\r |
| | 649 | // Boot mode support functions\r |
| | 650 | //\r |
| | 651 | EFI_STATUS\r |
| | 652 | EFIAPI\r |
| | 653 | PeiGetBootMode (\r |
| | 654 | IN CONST EFI_PEI_SERVICES **PeiServices,\r |
| | 655 | IN OUT EFI_BOOT_MODE *BootMode\r |
| | 656 | )\r |
| | 657 | /*++\r |
| | 658 | \r |
| | 659 | Routine Description:\r |
| | 660 | \r |
| | 661 | This service enables PEIMs to ascertain the present value of the boot mode.\r |
| | 662 | \r |
| | 663 | Arguments:\r |
| | 664 | \r |
| | 665 | PeiServices - The PEI core services table.\r |
| | 666 | BootMode - A pointer to contain the value of the boot mode.\r |
| | 667 | \r |
| | 668 | Returns:\r |
| | 669 | \r |
| | 670 | EFI_SUCCESS - The boot mode was returned successfully.\r |
| | 671 | EFI_INVALID_PARAMETER - BootMode is NULL.\r |
| | 672 | \r |
| | 673 | --*/\r |
| | 674 | ;\r |
| | 675 | \r |
| | 676 | EFI_STATUS\r |
| | 677 | EFIAPI\r |
| | 678 | PeiSetBootMode (\r |
| | 679 | IN CONST EFI_PEI_SERVICES **PeiServices,\r |
| | 680 | IN EFI_BOOT_MODE BootMode\r |
| | 681 | )\r |
| | 682 | /*++\r |
| | 683 | \r |
| | 684 | Routine Description:\r |
| | 685 | \r |
| | 686 | This service enables PEIMs to update the boot mode variable.\r |
| | 687 | \r |
| | 688 | Arguments:\r |
| | 689 | \r |
| | 690 | PeiServices - The PEI core services table.\r |
| | 691 | BootMode - The value of the boot mode to set.\r |
| | 692 | \r |
| | 693 | Returns:\r |
| | 694 | \r |
| | 695 | EFI_SUCCESS - The value was successfully updated\r |
| | 696 | \r |
| | 697 | --*/\r |
| | 698 | ;\r |
| | 699 | \r |
| | 700 | //\r |
| | 701 | // Security support functions\r |
| | 702 | //\r |
| | 703 | VOID\r |
| | 704 | InitializeSecurityServices (\r |
| | 705 | IN EFI_PEI_SERVICES **PeiServices,\r |
| | 706 | IN PEI_CORE_INSTANCE *OldCoreData\r |
| | 707 | )\r |
| | 708 | /*++\r |
| | 709 | \r |
| | 710 | Routine Description:\r |
| | 711 | \r |
| | 712 | Initialize the security services.\r |
| | 713 | \r |
| | 714 | Arguments:\r |
| | 715 | \r |
| | 716 | PeiServices - The PEI core services table.\r |
| | 717 | OldCoreData - Pointer to the old core data.\r |
| | 718 | NULL if being run in non-permament memory mode.\r |
| | 719 | Returns:\r |
| | 720 | \r |
| | 721 | None\r |
| | 722 | \r |
| | 723 | --*/\r |
| | 724 | ;\r |
| | 725 | \r |
| | 726 | EFI_STATUS\r |
| | 727 | VerifyFv (\r |
| | 728 | IN EFI_FIRMWARE_VOLUME_HEADER *CurrentFvAddress\r |
| | 729 | )\r |
| | 730 | /*++\r |
| | 731 | \r |
| | 732 | Routine Description:\r |
| | 733 | \r |
| | 734 | Provide a callout to the OEM FV verification service.\r |
| | 735 | \r |
| | 736 | Arguments:\r |
| | 737 | \r |
| | 738 | CurrentFvAddress - Pointer to the FV under investigation.\r |
| | 739 | \r |
| | 740 | Returns:\r |
| | 741 | \r |
| | 742 | Status - EFI_SUCCESS\r |
| | 743 | \r |
| | 744 | --*/\r |
| | 745 | ;\r |
| | 746 | \r |
| | 747 | \r |
| | 748 | EFI_STATUS\r |
| | 749 | VerifyPeim (\r |
| | 750 | IN EFI_PEI_SERVICES **PeiServices,\r |
| | 751 | IN EFI_FFS_FILE_HEADER *CurrentPeimAddress\r |
| | 752 | )\r |
| | 753 | /*++\r |
| | 754 | \r |
| | 755 | Routine Description:\r |
| | 756 | \r |
| | 757 | Provide a callout to the security verification service.\r |
| | 758 | \r |
| | 759 | Arguments:\r |
| | 760 | \r |
| | 761 | PeiServices - The PEI core services table.\r |
| | 762 | CurrentPeimAddress - Pointer to the Firmware File under investigation.\r |
| | 763 | \r |
| | 764 | Returns:\r |
| | 765 | \r |
| | 766 | EFI_SUCCESS - Image is OK\r |
| | 767 | EFI_SECURITY_VIOLATION - Image is illegal\r |
| | 768 | \r |
| | 769 | --*/\r |
| | 770 | ;\r |
| | 771 | \r |
| | 772 | \r |
| | 773 | EFI_STATUS\r |
| | 774 | EFIAPI\r |
| | 775 | PeiGetHobList (\r |
| | 776 | IN CONST EFI_PEI_SERVICES **PeiServices,\r |
| | 777 | IN OUT VOID **HobList\r |
| | 778 | )\r |
| | 779 | /*++\r |
| | 780 | \r |
| | 781 | Routine Description:\r |
| | 782 | \r |
| | 783 | Gets the pointer to the HOB List.\r |
| | 784 | \r |
| | 785 | Arguments:\r |
| | 786 | \r |
| | 787 | PeiServices - The PEI core services table.\r |
| | 788 | HobList - Pointer to the HOB List.\r |
| | 789 | \r |
| | 790 | Returns:\r |
| | 791 | \r |
| | 792 | EFI_SUCCESS - Get the pointer of HOB List\r |
| | 793 | EFI_NOT_AVAILABLE_YET - the HOB List is not yet published\r |
| | 794 | EFI_INVALID_PARAMETER - HobList is NULL (in debug mode)\r |
| | 795 | \r |
| | 796 | --*/\r |
| | 797 | ;\r |
| | 798 | \r |
| | 799 | EFI_STATUS\r |
| | 800 | EFIAPI\r |
| | 801 | PeiCreateHob (\r |
| | 802 | IN CONST EFI_PEI_SERVICES **PeiServices,\r |
| | 803 | IN UINT16 Type,\r |
| | 804 | IN UINT16 Length,\r |
| | 805 | IN OUT VOID **Hob\r |
| | 806 | )\r |
| | 807 | /*++\r |
| | 808 | \r |
| | 809 | Routine Description:\r |
| | 810 | \r |
| | 811 | Add a new HOB to the HOB List.\r |
| | 812 | \r |
| | 813 | Arguments:\r |
| | 814 | \r |
| | 815 | PeiServices - The PEI core services table.\r |
| | 816 | Type - Type of the new HOB.\r |
| | 817 | Length - Length of the new HOB to allocate.\r |
| | 818 | Hob - Pointer to the new HOB.\r |
| | 819 | \r |
| | 820 | Returns:\r |
| | 821 | \r |
| | 822 | Status - EFI_SUCCESS\r |
| | 823 | - EFI_INVALID_PARAMETER if Hob is NULL\r |
| | 824 | - EFI_NOT_AVAILABLE_YET if HobList is still not available.\r |
| | 825 | - EFI_OUT_OF_RESOURCES if there is no more memory to grow the Hoblist.\r |
| | 826 | \r |
| | 827 | --*/\r |
| | 828 | ;\r |
| | 829 | \r |
| | 830 | EFI_STATUS\r |
| | 831 | PeiCoreBuildHobHandoffInfoTable (\r |
| | 832 | IN EFI_BOOT_MODE BootMode,\r |
| | 833 | IN EFI_PHYSICAL_ADDRESS MemoryBegin,\r |
| | 834 | IN UINT64 MemoryLength\r |
| | 835 | )\r |
| | 836 | /*++\r |
| | 837 | \r |
| | 838 | Routine Description:\r |
| | 839 | \r |
| | 840 | Builds a Handoff Information Table HOB\r |
| | 841 | \r |
| | 842 | Arguments:\r |
| | 843 | \r |
| | 844 | BootMode - Current Bootmode\r |
| | 845 | MemoryBegin - Start Memory Address.\r |
| | 846 | MemoryLength - Length of Memory.\r |
| | 847 | \r |
| | 848 | Returns:\r |
| | 849 | \r |
| | 850 | EFI_SUCCESS\r |
| | 851 | \r |
| | 852 | --*/\r |
| | 853 | ;\r |
| | 854 | \r |
| | 855 | \r |
| | 856 | //\r |
| | 857 | // FFS Fw Volume support functions\r |
| | 858 | //\r |
| | 859 | EFI_STATUS\r |
| | 860 | EFIAPI\r |
| | 861 | PeiFfsFindNextFile (\r |
| | 862 | IN CONST EFI_PEI_SERVICES **PeiServices,\r |
| | 863 | IN UINT8 SearchType,\r |
| | 864 | IN EFI_PEI_FV_HANDLE FwVolHeader,\r |
| | 865 | IN OUT EFI_PEI_FILE_HANDLE *FileHeader\r |
| | 866 | )\r |
| | 867 | /*++\r |
| | 868 | \r |
| | 869 | Routine Description:\r |
| | 870 | Given the input file pointer, search for the next matching file in the\r |
| | 871 | FFS volume as defined by SearchType. The search starts from FileHeader inside\r |
| | 872 | the Firmware Volume defined by FwVolHeader.\r |
| | 873 | \r |
| | 874 | Arguments:\r |
| | 875 | PeiServices - Pointer to the PEI Core Services Table.\r |
| | 876 | \r |
| | 877 | SearchType - Filter to find only files of this type.\r |
| | 878 | Type EFI_FV_FILETYPE_ALL causes no filtering to be done.\r |
| | 879 | \r |
| | 880 | FwVolHeader - Pointer to the FV header of the volume to search.\r |
| | 881 | This parameter must point to a valid FFS volume.\r |
| | 882 | \r |
| | 883 | FileHeader - Pointer to the current file from which to begin searching.\r |
| | 884 | This pointer will be updated upon return to reflect the file found.\r |
| | 885 | \r |
| | 886 | Returns:\r |
| | 887 | EFI_NOT_FOUND - No files matching the search criteria were found\r |
| | 888 | EFI_SUCCESS\r |
| | 889 | \r |
| | 890 | --*/\r |
| | 891 | ;\r |
| | 892 | \r |
| | 893 | EFI_STATUS\r |
| | 894 | EFIAPI\r |
| | 895 | PeiFfsFindSectionData (\r |
| | 896 | IN CONST EFI_PEI_SERVICES **PeiServices,\r |
| | 897 | IN EFI_SECTION_TYPE SectionType,\r |
| | 898 | IN EFI_PEI_FILE_HANDLE FfsFileHeader,\r |
| | 899 | IN OUT VOID **SectionData\r |
| | 900 | )\r |
| | 901 | /*++\r |
| | 902 | \r |
| | 903 | Routine Description:\r |
| | 904 | Given the input file pointer, search for the next matching section in the\r |
| | 905 | FFS volume.\r |
| | 906 | \r |
| | 907 | Arguments:\r |
| | 908 | PeiServices - Pointer to the PEI Core Services Table.\r |
| | 909 | SearchType - Filter to find only sections of this type.\r |
| | 910 | FfsFileHeader - Pointer to the current file to search.\r |
| | 911 | SectionData - Pointer to the Section matching SectionType in FfsFileHeader.\r |
| | 912 | - NULL if section not found\r |
| | 913 | \r |
| | 914 | Returns:\r |
| | 915 | EFI_NOT_FOUND - No files matching the search criteria were found\r |
| | 916 | EFI_SUCCESS\r |
| | 917 | \r |
| | 918 | --*/\r |
| | 919 | ;\r |
| | 920 | \r |
| | 921 | EFI_STATUS\r |
| | 922 | EFIAPI\r |
| | 923 | PeiFvFindNextVolume (\r |
| | 924 | IN CONST EFI_PEI_SERVICES **PeiServices,\r |
| | 925 | IN UINTN Instance,\r |
| | 926 | IN OUT EFI_PEI_FV_HANDLE *FwVolHeader\r |
| | 927 | )\r |
| | 928 | /*++\r |
| | 929 | \r |
| | 930 | Routine Description:\r |
| | 931 | \r |
| | 932 | Return the BFV location\r |
| | 933 | \r |
| | 934 | BugBug -- Move this to the location of this code to where the\r |
| | 935 | other FV and FFS support code lives.\r |
| | 936 | Also, update to use FindFV for instances #'s >= 1.\r |
| | 937 | \r |
| | 938 | Arguments:\r |
| | 939 | \r |
| | 940 | PeiServices - The PEI core services table.\r |
| | 941 | Instance - Instance of FV to find\r |
| | 942 | FwVolHeader - Pointer to contain the data to return\r |
| | 943 | \r |
| | 944 | Returns:\r |
| | 945 | Pointer to the Firmware Volume instance requested\r |
| | 946 | \r |
| | 947 | EFI_INVALID_PARAMETER - FwVolHeader is NULL\r |
| | 948 | \r |
| | 949 | EFI_SUCCESS - Firmware volume instance successfully found.\r |
| | 950 | \r |
| | 951 | --*/\r |
| | 952 | ;\r |
| | 953 | \r |
| | 954 | //\r |
| | 955 | // Memory support functions\r |
| | 956 | //\r |
| | 957 | VOID\r |
| | 958 | InitializeMemoryServices (\r |
| | 959 | IN EFI_PEI_SERVICES **PeiServices,\r |
| | 960 | IN CONST EFI_SEC_PEI_HAND_OFF *SecCoreData,\r |
| | 961 | IN PEI_CORE_INSTANCE *OldCoreData\r |
| | 962 | )\r |
| | 963 | /*++\r |
| | 964 | \r |
| | 965 | Routine Description:\r |
| | 966 | \r |
| | 967 | Initialize the memory services.\r |
| | 968 | \r |
| | 969 | Arguments:\r |
| | 970 | \r |
| | 971 | PeiServices - The PEI core services table.\r |
| | 972 | PeiStartupDescriptor - Information and services provided by SEC phase.\r |
| | 973 | OldCoreData - Pointer to the PEI Core data.\r |
| | 974 | NULL if being run in non-permament memory mode.\r |
| | 975 | \r |
| | 976 | Returns:\r |
| | 977 | \r |
| | 978 | None\r |
| | 979 | \r |
| | 980 | --*/\r |
| | 981 | ;\r |
| | 982 | \r |
| | 983 | EFI_STATUS\r |
| | 984 | EFIAPI\r |
| | 985 | PeiInstallPeiMemory (\r |
| | 986 | IN CONST EFI_PEI_SERVICES **PeiServices,\r |
| | 987 | IN EFI_PHYSICAL_ADDRESS MemoryBegin,\r |
| | 988 | IN UINT64 MemoryLength\r |
| | 989 | )\r |
| | 990 | /*++\r |
| | 991 | \r |
| | 992 | Routine Description:\r |
| | 993 | \r |
| | 994 | Install the permanent memory is now available.\r |
| | 995 | Creates HOB (PHIT and Stack).\r |
| | 996 | \r |
| | 997 | Arguments:\r |
| | 998 | \r |
| | 999 | PeiServices - The PEI core services table.\r |
| | 1000 | MemoryBegin - Start of memory address.\r |
| | 1001 | MemoryLength - Length of memory.\r |
| | 1002 | \r |
| | 1003 | Returns:\r |
| | 1004 | \r |
| | 1005 | Status - EFI_SUCCESS\r |
| | 1006 | \r |
| | 1007 | --*/\r |
| | 1008 | ;\r |
| | 1009 | \r |
| | 1010 | EFI_STATUS\r |
| | 1011 | EFIAPI\r |
| | 1012 | PeiAllocatePages (\r |
| | 1013 | IN CONST EFI_PEI_SERVICES **PeiServices,\r |
| | 1014 | IN EFI_MEMORY_TYPE MemoryType,\r |
| | 1015 | IN UINTN Pages,\r |
| | 1016 | OUT EFI_PHYSICAL_ADDRESS *Memory\r |
| | 1017 | )\r |
| | 1018 | /*++\r |
| | 1019 | \r |
| | 1020 | Routine Description:\r |
| | 1021 | \r |
| | 1022 | Memory allocation service on permanent memory,\r |
| | 1023 | not usable prior to the memory installation.\r |
| | 1024 | \r |
| | 1025 | Arguments:\r |
| | 1026 | \r |
| | 1027 | PeiServices - The PEI core services table.\r |
| | 1028 | Type - Type of allocation.\r |
| | 1029 | MemoryType - Type of memory to allocate.\r |
| | 1030 | Pages - Number of pages to allocate.\r |
| | 1031 | Memory - Pointer of memory allocated.\r |
| | 1032 | \r |
| | 1033 | Returns:\r |
| | 1034 | \r |
| | 1035 | Status - EFI_SUCCESS The allocation was successful\r |
| | 1036 | EFI_INVALID_PARAMETER Only AllocateAnyAddress is supported.\r |
| | 1037 | EFI_NOT_AVAILABLE_YET Called with permanent memory not available\r |
| | 1038 | EFI_OUT_OF_RESOURCES There is not enough HOB heap to satisfy the requirement\r |
| | 1039 | to allocate the number of pages.\r |
| | 1040 | \r |
| | 1041 | --*/\r |
| | 1042 | ;\r |
| | 1043 | \r |
| | 1044 | EFI_STATUS\r |
| | 1045 | EFIAPI\r |
| | 1046 | PeiAllocatePool (\r |
| | 1047 | IN CONST EFI_PEI_SERVICES **PeiServices,\r |
| | 1048 | IN UINTN Size,\r |
| | 1049 | OUT VOID **Buffer\r |
| | 1050 | )\r |
| | 1051 | /*++\r |
| | 1052 | \r |
| | 1053 | Routine Description:\r |
| | 1054 | \r |
| | 1055 | Memory allocation service on the CAR.\r |
| | 1056 | \r |
| | 1057 | Arguments:\r |
| | 1058 | \r |
| | 1059 | PeiServices - The PEI core services table.\r |
| | 1060 | \r |
| | 1061 | Size - Amount of memory required\r |
| | 1062 | \r |
| | 1063 | Buffer - Address of pointer to the buffer\r |
| | 1064 | \r |
| | 1065 | Returns:\r |
| | 1066 | \r |
| | 1067 | Status - EFI_SUCCESS The allocation was successful\r |
| | 1068 | EFI_OUT_OF_RESOURCES There is not enough heap to satisfy the requirement\r |
| | 1069 | to allocate the requested size.\r |
| | 1070 | \r |
| | 1071 | --*/\r |
| | 1072 | ;\r |
| | 1073 | \r |
| | 1074 | EFI_STATUS\r |
| | 1075 | PeiLoadImage (\r |
| | 1076 | IN EFI_PEI_SERVICES **PeiServices,\r |
| | 1077 | IN EFI_FFS_FILE_HEADER *PeimFileHeader,\r |
| | 1078 | OUT VOID **EntryPoint\r |
| | 1079 | )\r |
| | 1080 | /*++\r |
| | 1081 | \r |
| | 1082 | Routine Description:\r |
| | 1083 | \r |
| | 1084 | Get entry point of a Peim file.\r |
| | 1085 | \r |
| | 1086 | Arguments:\r |
| | 1087 | \r |
| | 1088 | PeiServices - Calling context.\r |
| | 1089 | \r |
| | 1090 | PeimFileHeader - Peim file's header.\r |
| | 1091 | \r |
| | 1092 | EntryPoint - Entry point of that Peim file.\r |
| | 1093 | \r |
| | 1094 | Returns:\r |
| | 1095 | \r |
| | 1096 | Status code.\r |
| | 1097 | \r |
| | 1098 | --*/\r |
| | 1099 | ;\r |
| | 1100 | \r |
| | 1101 | \r |
| | 1102 | EFI_STATUS\r |
| | 1103 | EFIAPI\r |
| | 1104 | PeiReportStatusCode (\r |
| | 1105 | IN CONST EFI_PEI_SERVICES **PeiServices,\r |
| | 1106 | IN EFI_STATUS_CODE_TYPE CodeType,\r |
| | 1107 | IN EFI_STATUS_CODE_VALUE Value,\r |
| | 1108 | IN UINT32 Instance,\r |
| | 1109 | IN CONST EFI_GUID *CallerId,\r |
| | 1110 | IN CONST EFI_STATUS_CODE_DATA *Data OPTIONAL\r |
| | 1111 | )\r |
| | 1112 | /*++\r |
| | 1113 | \r |
| | 1114 | Routine Description:\r |
| | 1115 | \r |
| | 1116 | Core version of the Status Code reporter\r |
| | 1117 | \r |
| | 1118 | Arguments:\r |
| | 1119 | \r |
| | 1120 | PeiServices - The PEI core services table.\r |
| | 1121 | \r |
| | 1122 | CodeType - Type of Status Code.\r |
| | 1123 | \r |
| | 1124 | Value - Value to output for Status Code.\r |
| | 1125 | \r |
| | 1126 | Instance - Instance Number of this status code.\r |
| | 1127 | \r |
| | 1128 | CallerId - ID of the caller of this status code.\r |
| | 1129 | \r |
| | 1130 | Data - Optional data associated with this status code.\r |
| | 1131 | \r |
| | 1132 | Returns:\r |
| | 1133 | \r |
| | 1134 | Status - EFI_SUCCESS if status code is successfully reported\r |
| | 1135 | - EFI_NOT_AVAILABLE_YET if StatusCodePpi has not been installed\r |
| | 1136 | \r |
| | 1137 | --*/\r |
| | 1138 | ;\r |
| | 1139 | \r |
| | 1140 | \r |
| | 1141 | EFI_STATUS\r |
| | 1142 | EFIAPI\r |
| | 1143 | PeiResetSystem (\r |
| | 1144 | IN EFI_PEI_SERVICES **PeiServices\r |
| | 1145 | )\r |
| | 1146 | /*++\r |
| | 1147 | \r |
| | 1148 | Routine Description:\r |
| | 1149 | \r |
| | 1150 | Core version of the Reset System\r |
| | 1151 | \r |
| | 1152 | Arguments:\r |
| | 1153 | \r |
| | 1154 | PeiServices - The PEI core services table.\r |
| | 1155 | \r |
| | 1156 | Returns:\r |
| | 1157 | \r |
| | 1158 | Status - EFI_NOT_AVAILABLE_YET. PPI not available yet.\r |
| | 1159 | - EFI_DEVICE_ERROR. Did not reset system.\r |
| | 1160 | \r |
| | 1161 | Otherwise, resets the system.\r |
| | 1162 | \r |
| | 1163 | --*/\r |
| | 1164 | ;\r |
| | 1165 | \r |
| | 1166 | /**\r |
| | 1167 | This routine enable a PEIM to register itself to shadow when PEI Foundation\r |
| | 1168 | discovery permanent memory.\r |
| | 1169 | \r |
| | 1170 | @param FileHandle File handle of a PEIM.\r |
| | 1171 | \r |
| | 1172 | @retval EFI_NOT_FOUND The file handle doesn't point to PEIM itself.\r |
| | 1173 | @retval EFI_ALREADY_STARTED Indicate that the PEIM has been registered itself.\r |
| | 1174 | @retval EFI_SUCCESS Successfully to register itself.\r |
| | 1175 | \r |
| | 1176 | **/ \r |
| | 1177 | EFI_STATUS\r |
| | 1178 | EFIAPI\r |
| | 1179 | PeiRegisterForShadow (\r |
| | 1180 | IN EFI_PEI_FILE_HANDLE FileHandle\r |
| | 1181 | )\r |
| | 1182 | ;\r |
| | 1183 | \r |
| | 1184 | /**\r |
| | 1185 | Transfers control to a function starting with a new stack.\r |
| | 1186 | \r |
| | 1187 | Transfers control to the function specified by EntryPoint using the new stack\r |
| | 1188 | specified by NewStack and passing in the parameters specified by Context1 and\r |
| | 1189 | Context2. Context1 and Context2 are optional and may be NULL. The function\r |
| | 1190 | EntryPoint must never return.\r |
| | 1191 | \r |
| | 1192 | If EntryPoint is NULL, then ASSERT().\r |
| | 1193 | If NewStack is NULL, then ASSERT().\r |
| | 1194 | \r |
| | 1195 | @param EntryPoint A pointer to function to call with the new stack.\r |
| | 1196 | @param Context1 A pointer to the context to pass into the EntryPoint\r |
| | 1197 | function.\r |
| | 1198 | @param Context2 A pointer to the context to pass into the EntryPoint\r |
| | 1199 | function.\r |
| | 1200 | @param NewStack A pointer to the new stack to use for the EntryPoint\r |
| | 1201 | function.\r |
| | 1202 | @param NewBsp A pointer to the new BSP for the EntryPoint on IPF. It's\r |
| | 1203 | Reserved on other architectures.\r |
| | 1204 | \r |
| | 1205 | **/\r |
| | 1206 | VOID\r |
| | 1207 | EFIAPI\r |
| | 1208 | PeiSwitchStacks (\r |
| | 1209 | IN SWITCH_STACK_ENTRY_POINT EntryPoint,\r |
| | 1210 | IN VOID *Context1, OPTIONAL\r |
| | 1211 | IN VOID *Context2, OPTIONAL\r |
| | 1212 | IN VOID *Context3, OPTIONAL\r |
| | 1213 | IN VOID *NewStack,\r |
| | 1214 | IN VOID *NewBsp\r |
| | 1215 | );\r |
| | 1216 | \r |
| | 1217 | #endif\r |
projects / mirror_edk2.git / blame_incremental