| 1 | /*++\r |
| 2 | Copyright (c) 2006, Intel Corporation \r |
| 3 | All rights reserved. This program and the accompanying materials \r |
| 4 | are licensed and made available under the terms and conditions of the BSD License \r |
| 5 | which accompanies this distribution. The full text of the license may be found at \r |
| 6 | http://opensource.org/licenses/bsd-license.php \r |
| 7 | \r |
| 8 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r |
| 9 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r |
| 10 | \r |
| 11 | Module Name:\r |
| 12 | \r |
| 13 | bootoption.c\r |
| 14 | \r |
| 15 | Abstract:\r |
| 16 | \r |
| 17 | Provide boot option support for Application "BootMaint"\r |
| 18 | \r |
| 19 | Include file system navigation, system handle selection\r |
| 20 | \r |
| 21 | Boot option manipulation\r |
| 22 | \r |
| 23 | Revision History\r |
| 24 | \r |
| 25 | --*/\r |
| 26 | \r |
| 27 | #include "bootmaint.h"\r |
| 28 | #include "BBSsupport.h"\r |
| 29 | \r |
| 30 | BM_MENU_ENTRY *\r |
| 31 | BOpt_CreateMenuEntry (\r |
| 32 | UINTN MenuType\r |
| 33 | )\r |
| 34 | /*++\r |
| 35 | \r |
| 36 | Routine Description\r |
| 37 | Create Menu Entry for future use, make all types together\r |
| 38 | in order to reduce code size\r |
| 39 | \r |
| 40 | Arguments:\r |
| 41 | MenuType Use this parameter to identify current\r |
| 42 | Menu type\r |
| 43 | \r |
| 44 | Returns:\r |
| 45 | NULL Cannot allocate memory for current menu \r |
| 46 | entry\r |
| 47 | Others A valid pointer pointing to the allocated\r |
| 48 | memory pool for current menu entry\r |
| 49 | \r |
| 50 | --*/\r |
| 51 | {\r |
| 52 | BM_MENU_ENTRY *MenuEntry;\r |
| 53 | UINTN ContextSize;\r |
| 54 | \r |
| 55 | switch (MenuType) {\r |
| 56 | case BM_LOAD_CONTEXT_SELECT:\r |
| 57 | ContextSize = sizeof (BM_LOAD_CONTEXT);\r |
| 58 | break;\r |
| 59 | \r |
| 60 | case BM_FILE_CONTEXT_SELECT:\r |
| 61 | ContextSize = sizeof (BM_FILE_CONTEXT);\r |
| 62 | break;\r |
| 63 | \r |
| 64 | case BM_CONSOLE_CONTEXT_SELECT:\r |
| 65 | ContextSize = sizeof (BM_CONSOLE_CONTEXT);\r |
| 66 | break;\r |
| 67 | \r |
| 68 | case BM_TERMINAL_CONTEXT_SELECT:\r |
| 69 | ContextSize = sizeof (BM_TERMINAL_CONTEXT);\r |
| 70 | break;\r |
| 71 | \r |
| 72 | case BM_HANDLE_CONTEXT_SELECT:\r |
| 73 | ContextSize = sizeof (BM_HANDLE_CONTEXT);\r |
| 74 | break;\r |
| 75 | \r |
| 76 | case BM_LEGACY_DEV_CONTEXT_SELECT:\r |
| 77 | ContextSize = sizeof (BM_LEGACY_DEVICE_CONTEXT);\r |
| 78 | break;\r |
| 79 | \r |
| 80 | default:\r |
| 81 | ContextSize = 0;\r |
| 82 | break;\r |
| 83 | \r |
| 84 | }\r |
| 85 | \r |
| 86 | if (0 == ContextSize) {\r |
| 87 | return NULL;\r |
| 88 | }\r |
| 89 | \r |
| 90 | MenuEntry = AllocateZeroPool (sizeof (BM_MENU_ENTRY));\r |
| 91 | if (NULL == MenuEntry) {\r |
| 92 | return MenuEntry;\r |
| 93 | }\r |
| 94 | \r |
| 95 | MenuEntry->VariableContext = AllocateZeroPool (ContextSize);\r |
| 96 | if (NULL == MenuEntry->VariableContext) {\r |
| 97 | SafeFreePool (MenuEntry);\r |
| 98 | MenuEntry = NULL;\r |
| 99 | return MenuEntry;\r |
| 100 | }\r |
| 101 | \r |
| 102 | MenuEntry->Signature = BM_MENU_ENTRY_SIGNATURE;\r |
| 103 | MenuEntry->ContextSelection = MenuType;\r |
| 104 | return MenuEntry;\r |
| 105 | }\r |
| 106 | \r |
| 107 | VOID\r |
| 108 | BOpt_DestroyMenuEntry (\r |
| 109 | BM_MENU_ENTRY *MenuEntry\r |
| 110 | )\r |
| 111 | /*++\r |
| 112 | Routine Description :\r |
| 113 | Destroy the menu entry passed in\r |
| 114 | \r |
| 115 | Arguments :\r |
| 116 | The menu entry need to be destroyed\r |
| 117 | \r |
| 118 | Returns :\r |
| 119 | None\r |
| 120 | \r |
| 121 | --*/\r |
| 122 | {\r |
| 123 | BM_LOAD_CONTEXT *LoadContext;\r |
| 124 | BM_FILE_CONTEXT *FileContext;\r |
| 125 | BM_CONSOLE_CONTEXT *ConsoleContext;\r |
| 126 | BM_TERMINAL_CONTEXT *TerminalContext;\r |
| 127 | BM_HANDLE_CONTEXT *HandleContext;\r |
| 128 | BM_LEGACY_DEVICE_CONTEXT *LegacyDevContext;\r |
| 129 | \r |
| 130 | //\r |
| 131 | // Select by the type in Menu entry for current context type\r |
| 132 | //\r |
| 133 | switch (MenuEntry->ContextSelection) {\r |
| 134 | case BM_LOAD_CONTEXT_SELECT:\r |
| 135 | LoadContext = (BM_LOAD_CONTEXT *) MenuEntry->VariableContext;\r |
| 136 | SafeFreePool (LoadContext->FilePathList);\r |
| 137 | SafeFreePool (LoadContext->LoadOption);\r |
| 138 | SafeFreePool (LoadContext->OptionalData);\r |
| 139 | SafeFreePool (LoadContext);\r |
| 140 | break;\r |
| 141 | \r |
| 142 | case BM_FILE_CONTEXT_SELECT:\r |
| 143 | FileContext = (BM_FILE_CONTEXT *) MenuEntry->VariableContext;\r |
| 144 | \r |
| 145 | if (!FileContext->IsRoot) {\r |
| 146 | SafeFreePool (FileContext->DevicePath);\r |
| 147 | } else {\r |
| 148 | if (FileContext->FHandle != NULL) {\r |
| 149 | FileContext->FHandle->Close (FileContext->FHandle);\r |
| 150 | }\r |
| 151 | }\r |
| 152 | \r |
| 153 | SafeFreePool (FileContext->FileName);\r |
| 154 | SafeFreePool (FileContext->Info);\r |
| 155 | SafeFreePool (FileContext);\r |
| 156 | break;\r |
| 157 | \r |
| 158 | case BM_CONSOLE_CONTEXT_SELECT:\r |
| 159 | ConsoleContext = (BM_CONSOLE_CONTEXT *) MenuEntry->VariableContext;\r |
| 160 | SafeFreePool (ConsoleContext->DevicePath);\r |
| 161 | SafeFreePool (ConsoleContext);\r |
| 162 | break;\r |
| 163 | \r |
| 164 | case BM_TERMINAL_CONTEXT_SELECT:\r |
| 165 | TerminalContext = (BM_TERMINAL_CONTEXT *) MenuEntry->VariableContext;\r |
| 166 | SafeFreePool (TerminalContext->DevicePath);\r |
| 167 | SafeFreePool (TerminalContext);\r |
| 168 | break;\r |
| 169 | \r |
| 170 | case BM_HANDLE_CONTEXT_SELECT:\r |
| 171 | HandleContext = (BM_HANDLE_CONTEXT *) MenuEntry->VariableContext;\r |
| 172 | SafeFreePool (HandleContext);\r |
| 173 | break;\r |
| 174 | \r |
| 175 | case BM_LEGACY_DEV_CONTEXT_SELECT:\r |
| 176 | LegacyDevContext = (BM_LEGACY_DEVICE_CONTEXT *) MenuEntry->VariableContext;\r |
| 177 | SafeFreePool (LegacyDevContext);\r |
| 178 | \r |
| 179 | default:\r |
| 180 | break;\r |
| 181 | }\r |
| 182 | \r |
| 183 | SafeFreePool (MenuEntry->DisplayString);\r |
| 184 | if (NULL != MenuEntry->HelpString) {\r |
| 185 | SafeFreePool (MenuEntry->HelpString);\r |
| 186 | }\r |
| 187 | \r |
| 188 | SafeFreePool (MenuEntry);\r |
| 189 | }\r |
| 190 | \r |
| 191 | BM_MENU_ENTRY *\r |
| 192 | BOpt_GetMenuEntry (\r |
| 193 | BM_MENU_OPTION *MenuOption,\r |
| 194 | UINTN MenuNumber\r |
| 195 | )\r |
| 196 | /*++\r |
| 197 | Rountine Description :\r |
| 198 | Use this routine to get one particular menu entry in specified \r |
| 199 | menu\r |
| 200 | \r |
| 201 | Arguments :\r |
| 202 | MenuOption The menu that we will search \r |
| 203 | \r |
| 204 | MenuNumber The menunubmer that we want\r |
| 205 | \r |
| 206 | Returns :\r |
| 207 | The desired menu entry\r |
| 208 | \r |
| 209 | --*/\r |
| 210 | {\r |
| 211 | BM_MENU_ENTRY *NewMenuEntry;\r |
| 212 | UINTN Index;\r |
| 213 | LIST_ENTRY *List;\r |
| 214 | \r |
| 215 | if (MenuNumber >= MenuOption->MenuNumber) {\r |
| 216 | return NULL;\r |
| 217 | }\r |
| 218 | \r |
| 219 | List = MenuOption->Head.ForwardLink;\r |
| 220 | for (Index = 0; Index < MenuNumber; Index++) {\r |
| 221 | List = List->ForwardLink;\r |
| 222 | }\r |
| 223 | \r |
| 224 | NewMenuEntry = CR (List, BM_MENU_ENTRY, Link, BM_MENU_ENTRY_SIGNATURE);\r |
| 225 | \r |
| 226 | return NewMenuEntry;\r |
| 227 | }\r |
| 228 | \r |
| 229 | EFI_STATUS\r |
| 230 | BOpt_FindFileSystem (\r |
| 231 | IN BMM_CALLBACK_DATA *CallbackData\r |
| 232 | )\r |
| 233 | /*++\r |
| 234 | \r |
| 235 | Routine Description\r |
| 236 | Find file systems for current Extensible Firmware\r |
| 237 | Including Handles that support Simple File System\r |
| 238 | protocol, Load File protocol.\r |
| 239 | \r |
| 240 | Building up the FileSystem Menu for user selection\r |
| 241 | All file system will be stored in FsOptionMenu \r |
| 242 | for future use.\r |
| 243 | \r |
| 244 | Arguments:\r |
| 245 | CallbackData - BMM context data\r |
| 246 | \r |
| 247 | Returns:\r |
| 248 | EFI_SUCCESS - Success find the file system\r |
| 249 | EFI_OUT_OF_RESOURCES - Can not create menu entry\r |
| 250 | \r |
| 251 | --*/\r |
| 252 | {\r |
| 253 | UINTN NoSimpleFsHandles;\r |
| 254 | UINTN NoLoadFileHandles;\r |
| 255 | EFI_HANDLE *SimpleFsHandle;\r |
| 256 | EFI_HANDLE *LoadFileHandle;\r |
| 257 | UINT16 *VolumeLabel;\r |
| 258 | EFI_BLOCK_IO_PROTOCOL *BlkIo;\r |
| 259 | UINTN Index;\r |
| 260 | EFI_STATUS Status;\r |
| 261 | BM_MENU_ENTRY *MenuEntry;\r |
| 262 | BM_FILE_CONTEXT *FileContext;\r |
| 263 | UINT16 *TempStr;\r |
| 264 | UINTN OptionNumber;\r |
| 265 | EFI_LEGACY_BIOS_PROTOCOL *LegacyBios;\r |
| 266 | UINT16 DeviceType;\r |
| 267 | BBS_BBS_DEVICE_PATH BbsDevicePathNode;\r |
| 268 | EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r |
| 269 | BOOLEAN RemovableMedia;\r |
| 270 | \r |
| 271 | \r |
| 272 | NoSimpleFsHandles = 0;\r |
| 273 | NoLoadFileHandles = 0;\r |
| 274 | OptionNumber = 0;\r |
| 275 | InitializeListHead (&FsOptionMenu.Head);\r |
| 276 | \r |
| 277 | //\r |
| 278 | // Locate Handles that support Simple File System protocol\r |
| 279 | //\r |
| 280 | Status = gBS->LocateHandleBuffer (\r |
| 281 | ByProtocol,\r |
| 282 | &gEfiSimpleFileSystemProtocolGuid,\r |
| 283 | NULL,\r |
| 284 | &NoSimpleFsHandles,\r |
| 285 | &SimpleFsHandle\r |
| 286 | );\r |
| 287 | if (!EFI_ERROR (Status)) {\r |
| 288 | //\r |
| 289 | // Find all the instances of the File System prototocol\r |
| 290 | //\r |
| 291 | for (Index = 0; Index < NoSimpleFsHandles; Index++) {\r |
| 292 | Status = gBS->HandleProtocol (\r |
| 293 | SimpleFsHandle[Index],\r |
| 294 | &gEfiBlockIoProtocolGuid,\r |
| 295 | &BlkIo\r |
| 296 | );\r |
| 297 | if (EFI_ERROR (Status)) {\r |
| 298 | //\r |
| 299 | // If no block IO exists assume it's NOT a removable media\r |
| 300 | //\r |
| 301 | RemovableMedia = FALSE;\r |
| 302 | } else {\r |
| 303 | //\r |
| 304 | // If block IO exists check to see if it's remobable media\r |
| 305 | //\r |
| 306 | RemovableMedia = BlkIo->Media->RemovableMedia; \r |
| 307 | }\r |
| 308 | \r |
| 309 | //\r |
| 310 | // Allocate pool for this load option\r |
| 311 | //\r |
| 312 | MenuEntry = BOpt_CreateMenuEntry (BM_FILE_CONTEXT_SELECT);\r |
| 313 | if (NULL == MenuEntry) {\r |
| 314 | SafeFreePool (SimpleFsHandle); \r |
| 315 | return EFI_OUT_OF_RESOURCES;\r |
| 316 | }\r |
| 317 | \r |
| 318 | FileContext = (BM_FILE_CONTEXT *) MenuEntry->VariableContext;\r |
| 319 | \r |
| 320 | FileContext->Handle = SimpleFsHandle[Index];\r |
| 321 | MenuEntry->OptionNumber = Index;\r |
| 322 | FileContext->FHandle = EfiLibOpenRoot (FileContext->Handle);\r |
| 323 | if (!FileContext->FHandle) {\r |
| 324 | BOpt_DestroyMenuEntry (MenuEntry);\r |
| 325 | continue;\r |
| 326 | }\r |
| 327 | \r |
| 328 | MenuEntry->HelpString = DevicePathToStr (DevicePathFromHandle (FileContext->Handle));\r |
| 329 | FileContext->Info = EfiLibFileSystemVolumeLabelInfo (FileContext->FHandle);\r |
| 330 | FileContext->FileName = EfiStrDuplicate (L"\\");\r |
| 331 | FileContext->DevicePath = FileDevicePath (\r |
| 332 | FileContext->Handle,\r |
| 333 | FileContext->FileName\r |
| 334 | );\r |
| 335 | FileContext->IsDir = TRUE;\r |
| 336 | FileContext->IsRoot = TRUE;\r |
| 337 | FileContext->IsRemovableMedia = FALSE;\r |
| 338 | FileContext->IsLoadFile = FALSE;\r |
| 339 | \r |
| 340 | //\r |
| 341 | // Get current file system's Volume Label\r |
| 342 | //\r |
| 343 | if (FileContext->Info == NULL) {\r |
| 344 | VolumeLabel = L"NO FILE SYSTEM INFO";\r |
| 345 | } else {\r |
| 346 | if (FileContext->Info->VolumeLabel == NULL) {\r |
| 347 | VolumeLabel = L"NULL VOLUME LABEL";\r |
| 348 | } else {\r |
| 349 | VolumeLabel = FileContext->Info->VolumeLabel;\r |
| 350 | if (*VolumeLabel == 0x0000) {\r |
| 351 | VolumeLabel = L"NO VOLUME LABEL";\r |
| 352 | }\r |
| 353 | }\r |
| 354 | }\r |
| 355 | \r |
| 356 | TempStr = MenuEntry->HelpString;\r |
| 357 | MenuEntry->DisplayString = AllocateZeroPool (MAX_CHAR);\r |
| 358 | ASSERT (MenuEntry->DisplayString != NULL);\r |
| 359 | UnicodeSPrint (\r |
| 360 | MenuEntry->DisplayString,\r |
| 361 | MAX_CHAR,\r |
| 362 | L"%s, [%s]",\r |
| 363 | VolumeLabel,\r |
| 364 | TempStr\r |
| 365 | );\r |
| 366 | OptionNumber++;\r |
| 367 | InsertTailList (&FsOptionMenu.Head, &MenuEntry->Link); \r |
| 368 | }\r |
| 369 | }\r |
| 370 | \r |
| 371 | if (NoSimpleFsHandles != 0) {\r |
| 372 | SafeFreePool (SimpleFsHandle);\r |
| 373 | }\r |
| 374 | //\r |
| 375 | // Searching for handles that support Load File protocol\r |
| 376 | //\r |
| 377 | Status = gBS->LocateHandleBuffer (\r |
| 378 | ByProtocol,\r |
| 379 | &gEfiLoadFileProtocolGuid,\r |
| 380 | NULL,\r |
| 381 | &NoLoadFileHandles,\r |
| 382 | &LoadFileHandle\r |
| 383 | );\r |
| 384 | \r |
| 385 | if (!EFI_ERROR (Status)) {\r |
| 386 | for (Index = 0; Index < NoLoadFileHandles; Index++) {\r |
| 387 | MenuEntry = BOpt_CreateMenuEntry (BM_FILE_CONTEXT_SELECT);\r |
| 388 | if (NULL == MenuEntry) {\r |
| 389 | SafeFreePool (LoadFileHandle); \r |
| 390 | return EFI_OUT_OF_RESOURCES;\r |
| 391 | }\r |
| 392 | \r |
| 393 | FileContext = (BM_FILE_CONTEXT *) MenuEntry->VariableContext;\r |
| 394 | FileContext->IsRemovableMedia = FALSE;\r |
| 395 | FileContext->IsLoadFile = TRUE;\r |
| 396 | FileContext->Handle = LoadFileHandle[Index];\r |
| 397 | FileContext->IsRoot = TRUE;\r |
| 398 | \r |
| 399 | FileContext->DevicePath = DevicePathFromHandle (FileContext->Handle);\r |
| 400 | \r |
| 401 | MenuEntry->HelpString = DevicePathToStr (FileContext->DevicePath);\r |
| 402 | \r |
| 403 | TempStr = MenuEntry->HelpString;\r |
| 404 | MenuEntry->DisplayString = AllocateZeroPool (MAX_CHAR);\r |
| 405 | ASSERT (MenuEntry->DisplayString != NULL);\r |
| 406 | UnicodeSPrint (\r |
| 407 | MenuEntry->DisplayString,\r |
| 408 | MAX_CHAR,\r |
| 409 | L"Load File [%s]",\r |
| 410 | TempStr\r |
| 411 | );\r |
| 412 | \r |
| 413 | MenuEntry->OptionNumber = OptionNumber;\r |
| 414 | OptionNumber++;\r |
| 415 | InsertTailList (&FsOptionMenu.Head, &MenuEntry->Link);\r |
| 416 | }\r |
| 417 | }\r |
| 418 | \r |
| 419 | if (NoLoadFileHandles != 0) {\r |
| 420 | SafeFreePool (LoadFileHandle);\r |
| 421 | }\r |
| 422 | \r |
| 423 | //\r |
| 424 | // Add Legacy Boot Option Support Here\r |
| 425 | //\r |
| 426 | Status = gBS->LocateProtocol (\r |
| 427 | &gEfiLegacyBiosProtocolGuid,\r |
| 428 | NULL,\r |
| 429 | &LegacyBios\r |
| 430 | );\r |
| 431 | if (!EFI_ERROR (Status)) {\r |
| 432 | \r |
| 433 | for (Index = BBS_TYPE_FLOPPY; Index <= BBS_TYPE_EMBEDDED_NETWORK; Index++) {\r |
| 434 | MenuEntry = BOpt_CreateMenuEntry (BM_FILE_CONTEXT_SELECT);\r |
| 435 | if (NULL == MenuEntry) {\r |
| 436 | return EFI_OUT_OF_RESOURCES;\r |
| 437 | }\r |
| 438 | \r |
| 439 | FileContext = (BM_FILE_CONTEXT *) MenuEntry->VariableContext;\r |
| 440 | \r |
| 441 | FileContext->IsRemovableMedia = FALSE;\r |
| 442 | FileContext->IsLoadFile = TRUE;\r |
| 443 | FileContext->IsBootLegacy = TRUE;\r |
| 444 | DeviceType = (UINT16) Index;\r |
| 445 | BbsDevicePathNode.Header.Type = BBS_DEVICE_PATH;\r |
| 446 | BbsDevicePathNode.Header.SubType = BBS_BBS_DP;\r |
| 447 | SetDevicePathNodeLength (\r |
| 448 | &BbsDevicePathNode.Header,\r |
| 449 | sizeof (BBS_BBS_DEVICE_PATH)\r |
| 450 | );\r |
| 451 | BbsDevicePathNode.DeviceType = DeviceType;\r |
| 452 | BbsDevicePathNode.StatusFlag = 0;\r |
| 453 | BbsDevicePathNode.String[0] = 0;\r |
| 454 | DevicePath = AppendDevicePathNode (\r |
| 455 | EndDevicePath,\r |
| 456 | (EFI_DEVICE_PATH_PROTOCOL *) &BbsDevicePathNode\r |
| 457 | );\r |
| 458 | \r |
| 459 | FileContext->DevicePath = DevicePath;\r |
| 460 | MenuEntry->HelpString = DevicePathToStr (FileContext->DevicePath);\r |
| 461 | \r |
| 462 | TempStr = MenuEntry->HelpString;\r |
| 463 | MenuEntry->DisplayString = AllocateZeroPool (MAX_CHAR);\r |
| 464 | ASSERT (MenuEntry->DisplayString != NULL);\r |
| 465 | UnicodeSPrint (\r |
| 466 | MenuEntry->DisplayString,\r |
| 467 | MAX_CHAR,\r |
| 468 | L"Boot Legacy [%s]",\r |
| 469 | TempStr\r |
| 470 | );\r |
| 471 | MenuEntry->OptionNumber = OptionNumber;\r |
| 472 | OptionNumber++;\r |
| 473 | InsertTailList (&FsOptionMenu.Head, &MenuEntry->Link);\r |
| 474 | }\r |
| 475 | }\r |
| 476 | //\r |
| 477 | // Remember how many file system options are here\r |
| 478 | //\r |
| 479 | FsOptionMenu.MenuNumber = OptionNumber;\r |
| 480 | return EFI_SUCCESS;\r |
| 481 | }\r |
| 482 | \r |
| 483 | VOID\r |
| 484 | BOpt_FreeMenu (\r |
| 485 | BM_MENU_OPTION *FreeMenu\r |
| 486 | )\r |
| 487 | /*++\r |
| 488 | \r |
| 489 | Routine Description\r |
| 490 | Free resources allocated in Allocate Rountine\r |
| 491 | \r |
| 492 | Arguments:\r |
| 493 | FreeMenu Menu to be freed\r |
| 494 | \r |
| 495 | Returns:\r |
| 496 | VOID\r |
| 497 | \r |
| 498 | --*/\r |
| 499 | {\r |
| 500 | BM_MENU_ENTRY *MenuEntry;\r |
| 501 | while (!IsListEmpty (&FreeMenu->Head)) {\r |
| 502 | MenuEntry = CR (\r |
| 503 | FreeMenu->Head.ForwardLink,\r |
| 504 | BM_MENU_ENTRY,\r |
| 505 | Link,\r |
| 506 | BM_MENU_ENTRY_SIGNATURE\r |
| 507 | );\r |
| 508 | RemoveEntryList (&MenuEntry->Link);\r |
| 509 | BOpt_DestroyMenuEntry (MenuEntry);\r |
| 510 | }\r |
| 511 | }\r |
| 512 | \r |
| 513 | EFI_STATUS\r |
| 514 | BOpt_FindFiles (\r |
| 515 | IN BMM_CALLBACK_DATA *CallbackData,\r |
| 516 | IN BM_MENU_ENTRY *MenuEntry\r |
| 517 | )\r |
| 518 | /*++\r |
| 519 | \r |
| 520 | Routine Description\r |
| 521 | Find files under current directory\r |
| 522 | All files and sub-directories in current directory\r |
| 523 | will be stored in DirectoryMenu for future use.\r |
| 524 | \r |
| 525 | Arguments:\r |
| 526 | FileOption -- Pointer for Dir to explore\r |
| 527 | \r |
| 528 | Returns:\r |
| 529 | TRUE -- Get files from current dir successfully\r |
| 530 | FALSE -- Can't get files from current dir\r |
| 531 | \r |
| 532 | --*/\r |
| 533 | {\r |
| 534 | EFI_FILE_HANDLE NewDir;\r |
| 535 | EFI_FILE_HANDLE Dir;\r |
| 536 | EFI_FILE_INFO *DirInfo;\r |
| 537 | UINTN BufferSize;\r |
| 538 | UINTN DirBufferSize;\r |
| 539 | BM_MENU_ENTRY *NewMenuEntry;\r |
| 540 | BM_FILE_CONTEXT *FileContext;\r |
| 541 | BM_FILE_CONTEXT *NewFileContext;\r |
| 542 | UINTN Pass;\r |
| 543 | EFI_STATUS Status;\r |
| 544 | UINTN OptionNumber;\r |
| 545 | \r |
| 546 | FileContext = (BM_FILE_CONTEXT *) MenuEntry->VariableContext;\r |
| 547 | Dir = FileContext->FHandle;\r |
| 548 | OptionNumber = 0;\r |
| 549 | //\r |
| 550 | // Open current directory to get files from it\r |
| 551 | //\r |
| 552 | Status = Dir->Open (\r |
| 553 | Dir,\r |
| 554 | &NewDir,\r |
| 555 | FileContext->FileName,\r |
| 556 | EFI_FILE_READ_ONLY,\r |
| 557 | 0\r |
| 558 | );\r |
| 559 | if (!FileContext->IsRoot) {\r |
| 560 | Dir->Close (Dir);\r |
| 561 | }\r |
| 562 | \r |
| 563 | if (EFI_ERROR (Status)) {\r |
| 564 | return Status;\r |
| 565 | }\r |
| 566 | \r |
| 567 | DirInfo = EfiLibFileInfo (NewDir);\r |
| 568 | if (!DirInfo) {\r |
| 569 | return EFI_NOT_FOUND;\r |
| 570 | }\r |
| 571 | \r |
| 572 | if (!(DirInfo->Attribute & EFI_FILE_DIRECTORY)) {\r |
| 573 | return EFI_INVALID_PARAMETER;\r |
| 574 | }\r |
| 575 | \r |
| 576 | FileContext->DevicePath = FileDevicePath (\r |
| 577 | FileContext->Handle,\r |
| 578 | FileContext->FileName\r |
| 579 | );\r |
| 580 | \r |
| 581 | DirBufferSize = sizeof (EFI_FILE_INFO) + 1024;\r |
| 582 | DirInfo = AllocateZeroPool (DirBufferSize);\r |
| 583 | if (!DirInfo) {\r |
| 584 | return EFI_OUT_OF_RESOURCES;\r |
| 585 | }\r |
| 586 | //\r |
| 587 | // Get all files in current directory\r |
| 588 | // Pass 1 to get Directories\r |
| 589 | // Pass 2 to get files that are EFI images\r |
| 590 | //\r |
| 591 | for (Pass = 1; Pass <= 2; Pass++) {\r |
| 592 | NewDir->SetPosition (NewDir, 0);\r |
| 593 | for (;;) {\r |
| 594 | BufferSize = DirBufferSize;\r |
| 595 | Status = NewDir->Read (NewDir, &BufferSize, DirInfo);\r |
| 596 | if (EFI_ERROR (Status) || BufferSize == 0) {\r |
| 597 | break;\r |
| 598 | }\r |
| 599 | \r |
| 600 | if ((DirInfo->Attribute & EFI_FILE_DIRECTORY && Pass == 2) ||\r |
| 601 | (!(DirInfo->Attribute & EFI_FILE_DIRECTORY) && Pass == 1)\r |
| 602 | ) {\r |
| 603 | //\r |
| 604 | // Pass 1 is for Directories\r |
| 605 | // Pass 2 is for file names\r |
| 606 | //\r |
| 607 | continue;\r |
| 608 | }\r |
| 609 | \r |
| 610 | if (!(BOpt_IsEfiImageName (DirInfo->FileName) || DirInfo->Attribute & EFI_FILE_DIRECTORY)) {\r |
| 611 | //\r |
| 612 | // Slip file unless it is a directory entry or a .EFI file\r |
| 613 | //\r |
| 614 | continue;\r |
| 615 | }\r |
| 616 | \r |
| 617 | NewMenuEntry = BOpt_CreateMenuEntry (BM_FILE_CONTEXT_SELECT);\r |
| 618 | if (NULL == NewMenuEntry) {\r |
| 619 | return EFI_OUT_OF_RESOURCES;\r |
| 620 | }\r |
| 621 | \r |
| 622 | NewFileContext = (BM_FILE_CONTEXT *) NewMenuEntry->VariableContext;\r |
| 623 | NewFileContext->Handle = FileContext->Handle;\r |
| 624 | NewFileContext->FileName = BOpt_AppendFileName (\r |
| 625 | FileContext->FileName,\r |
| 626 | DirInfo->FileName\r |
| 627 | );\r |
| 628 | NewFileContext->FHandle = NewDir;\r |
| 629 | NewFileContext->DevicePath = FileDevicePath (\r |
| 630 | NewFileContext->Handle,\r |
| 631 | NewFileContext->FileName\r |
| 632 | );\r |
| 633 | NewMenuEntry->HelpString = NULL;\r |
| 634 | \r |
| 635 | MenuEntry->DisplayStringToken = GetStringTokenFromDepository (\r |
| 636 | CallbackData,\r |
| 637 | FileOptionStrDepository\r |
| 638 | );\r |
| 639 | \r |
| 640 | NewFileContext->IsDir = (BOOLEAN) ((DirInfo->Attribute & EFI_FILE_DIRECTORY) == EFI_FILE_DIRECTORY);\r |
| 641 | \r |
| 642 | if (NewFileContext->IsDir) {\r |
| 643 | BufferSize = StrLen (DirInfo->FileName) * 2 + 6;\r |
| 644 | NewMenuEntry->DisplayString = AllocateZeroPool (BufferSize);\r |
| 645 | \r |
| 646 | UnicodeSPrint (\r |
| 647 | NewMenuEntry->DisplayString,\r |
| 648 | BufferSize,\r |
| 649 | L"<%s>",\r |
| 650 | DirInfo->FileName\r |
| 651 | );\r |
| 652 | \r |
| 653 | } else {\r |
| 654 | NewMenuEntry->DisplayString = EfiStrDuplicate (DirInfo->FileName);\r |
| 655 | }\r |
| 656 | \r |
| 657 | NewFileContext->IsRoot = FALSE;\r |
| 658 | NewFileContext->IsLoadFile = FALSE;\r |
| 659 | NewFileContext->IsRemovableMedia = FALSE;\r |
| 660 | \r |
| 661 | NewMenuEntry->OptionNumber = OptionNumber;\r |
| 662 | OptionNumber++;\r |
| 663 | InsertTailList (&DirectoryMenu.Head, &NewMenuEntry->Link);\r |
| 664 | }\r |
| 665 | }\r |
| 666 | \r |
| 667 | DirectoryMenu.MenuNumber = OptionNumber;\r |
| 668 | SafeFreePool (DirInfo);\r |
| 669 | return TRUE;\r |
| 670 | }\r |
| 671 | \r |
| 672 | EFI_STATUS\r |
| 673 | BOpt_GetLegacyOptions (\r |
| 674 | VOID\r |
| 675 | )\r |
| 676 | /*++\r |
| 677 | Routine Description:\r |
| 678 | \r |
| 679 | Build the LegacyFDMenu LegacyHDMenu LegacyCDMenu according to LegacyBios.GetBbsInfo().\r |
| 680 | \r |
| 681 | Arguments:\r |
| 682 | None\r |
| 683 | \r |
| 684 | Returns:\r |
| 685 | The device info of legacy device.\r |
| 686 | \r |
| 687 | --*/\r |
| 688 | {\r |
| 689 | BM_MENU_ENTRY *NewMenuEntry;\r |
| 690 | BM_LEGACY_DEVICE_CONTEXT *NewLegacyDevContext;\r |
| 691 | EFI_STATUS Status;\r |
| 692 | EFI_LEGACY_BIOS_PROTOCOL *LegacyBios;\r |
| 693 | UINT16 HddCount;\r |
| 694 | HDD_INFO *HddInfo;\r |
| 695 | UINT16 BbsCount;\r |
| 696 | BBS_TABLE *BbsTable;\r |
| 697 | UINTN Index;\r |
| 698 | CHAR16 DescString[100];\r |
| 699 | UINTN FDNum;\r |
| 700 | UINTN HDNum;\r |
| 701 | UINTN CDNum;\r |
| 702 | UINTN NETNum;\r |
| 703 | UINTN BEVNum;\r |
| 704 | \r |
| 705 | NewMenuEntry = NULL;\r |
| 706 | HddInfo = NULL;\r |
| 707 | BbsTable = NULL;\r |
| 708 | BbsCount = 0;\r |
| 709 | \r |
| 710 | //\r |
| 711 | // Initialize Bbs Table Context from BBS info data\r |
| 712 | //\r |
| 713 | InitializeListHead (&LegacyFDMenu.Head);\r |
| 714 | InitializeListHead (&LegacyHDMenu.Head);\r |
| 715 | InitializeListHead (&LegacyCDMenu.Head);\r |
| 716 | InitializeListHead (&LegacyNETMenu.Head);\r |
| 717 | InitializeListHead (&LegacyBEVMenu.Head);\r |
| 718 | \r |
| 719 | Status = gBS->LocateProtocol (\r |
| 720 | &gEfiLegacyBiosProtocolGuid,\r |
| 721 | NULL,\r |
| 722 | &LegacyBios\r |
| 723 | );\r |
| 724 | if (!EFI_ERROR (Status)) {\r |
| 725 | Status = LegacyBios->GetBbsInfo (\r |
| 726 | LegacyBios,\r |
| 727 | &HddCount,\r |
| 728 | &HddInfo,\r |
| 729 | &BbsCount,\r |
| 730 | &BbsTable\r |
| 731 | );\r |
| 732 | if (EFI_ERROR (Status)) {\r |
| 733 | return Status;\r |
| 734 | }\r |
| 735 | }\r |
| 736 | \r |
| 737 | FDNum = 0;\r |
| 738 | HDNum = 0;\r |
| 739 | CDNum = 0;\r |
| 740 | NETNum = 0;\r |
| 741 | BEVNum = 0;\r |
| 742 | \r |
| 743 | for (Index = 0; Index < BbsCount; Index++) {\r |
| 744 | if ((BBS_IGNORE_ENTRY == BbsTable[Index].BootPriority) ||\r |
| 745 | (BBS_DO_NOT_BOOT_FROM == BbsTable[Index].BootPriority) ||\r |
| 746 | (BBS_LOWEST_PRIORITY == BbsTable[Index].BootPriority)\r |
| 747 | ) {\r |
| 748 | continue;\r |
| 749 | }\r |
| 750 | \r |
| 751 | NewMenuEntry = BOpt_CreateMenuEntry (BM_LEGACY_DEV_CONTEXT_SELECT);\r |
| 752 | if (NULL == NewMenuEntry) {\r |
| 753 | break;\r |
| 754 | }\r |
| 755 | \r |
| 756 | NewLegacyDevContext = (BM_LEGACY_DEVICE_CONTEXT *) NewMenuEntry->VariableContext;\r |
| 757 | NewLegacyDevContext->BbsTable = &BbsTable[Index];\r |
| 758 | NewLegacyDevContext->Index = Index;\r |
| 759 | NewLegacyDevContext->BbsCount = BbsCount;\r |
| 760 | BdsBuildLegacyDevNameString (\r |
| 761 | &BbsTable[Index],\r |
| 762 | Index,\r |
| 763 | sizeof (DescString),\r |
| 764 | DescString\r |
| 765 | );\r |
| 766 | NewLegacyDevContext->Description = AllocateZeroPool (StrSize (DescString));\r |
| 767 | if (NULL == NewLegacyDevContext->Description) {\r |
| 768 | break;\r |
| 769 | }\r |
| 770 | \r |
| 771 | CopyMem (NewLegacyDevContext->Description, DescString, StrSize (DescString));\r |
| 772 | NewMenuEntry->DisplayString = NewLegacyDevContext->Description;\r |
| 773 | NewMenuEntry->HelpString = NULL;\r |
| 774 | \r |
| 775 | switch (BbsTable[Index].DeviceType) {\r |
| 776 | case BBS_FLOPPY:\r |
| 777 | InsertTailList (&LegacyFDMenu.Head, &NewMenuEntry->Link);\r |
| 778 | FDNum++;\r |
| 779 | break;\r |
| 780 | \r |
| 781 | case BBS_HARDDISK:\r |
| 782 | InsertTailList (&LegacyHDMenu.Head, &NewMenuEntry->Link);\r |
| 783 | HDNum++;\r |
| 784 | break;\r |
| 785 | \r |
| 786 | case BBS_CDROM:\r |
| 787 | InsertTailList (&LegacyCDMenu.Head, &NewMenuEntry->Link);\r |
| 788 | CDNum++;\r |
| 789 | break;\r |
| 790 | \r |
| 791 | case BBS_EMBED_NETWORK:\r |
| 792 | InsertTailList (&LegacyNETMenu.Head, &NewMenuEntry->Link);\r |
| 793 | NETNum++;\r |
| 794 | break;\r |
| 795 | \r |
| 796 | case BBS_BEV_DEVICE:\r |
| 797 | InsertTailList (&LegacyBEVMenu.Head, &NewMenuEntry->Link);\r |
| 798 | BEVNum++;\r |
| 799 | break;\r |
| 800 | }\r |
| 801 | }\r |
| 802 | \r |
| 803 | if (Index != BbsCount) {\r |
| 804 | BOpt_FreeLegacyOptions ();\r |
| 805 | return EFI_OUT_OF_RESOURCES;\r |
| 806 | }\r |
| 807 | \r |
| 808 | LegacyFDMenu.MenuNumber = FDNum;\r |
| 809 | LegacyHDMenu.MenuNumber = HDNum;\r |
| 810 | LegacyCDMenu.MenuNumber = CDNum;\r |
| 811 | LegacyNETMenu.MenuNumber = NETNum;\r |
| 812 | LegacyBEVMenu.MenuNumber = BEVNum;\r |
| 813 | return EFI_SUCCESS;\r |
| 814 | }\r |
| 815 | \r |
| 816 | VOID\r |
| 817 | BOpt_FreeLegacyOptions (\r |
| 818 | VOID\r |
| 819 | )\r |
| 820 | {\r |
| 821 | BOpt_FreeMenu (&LegacyFDMenu);\r |
| 822 | BOpt_FreeMenu (&LegacyHDMenu);\r |
| 823 | BOpt_FreeMenu (&LegacyCDMenu);\r |
| 824 | BOpt_FreeMenu (&LegacyNETMenu);\r |
| 825 | BOpt_FreeMenu (&LegacyBEVMenu);\r |
| 826 | }\r |
| 827 | \r |
| 828 | EFI_STATUS\r |
| 829 | BOpt_GetBootOptions (\r |
| 830 | IN BMM_CALLBACK_DATA *CallbackData\r |
| 831 | )\r |
| 832 | /*++\r |
| 833 | \r |
| 834 | Routine Description:\r |
| 835 | \r |
| 836 | Build the BootOptionMenu according to BootOrder Variable.\r |
| 837 | This Routine will access the Boot#### to get EFI_LOAD_OPTION \r |
| 838 | \r |
| 839 | Arguments:\r |
| 840 | None\r |
| 841 | \r |
| 842 | Returns:\r |
| 843 | The number of the Var Boot####\r |
| 844 | \r |
| 845 | --*/\r |
| 846 | {\r |
| 847 | UINTN Index;\r |
| 848 | UINT16 BootString[10];\r |
| 849 | UINT8 *LoadOptionFromVar;\r |
| 850 | UINT8 *LoadOption;\r |
| 851 | UINTN BootOptionSize;\r |
| 852 | BOOLEAN BootNextFlag;\r |
| 853 | UINT16 *BootOrderList;\r |
| 854 | UINTN BootOrderListSize;\r |
| 855 | UINT16 *BootNext;\r |
| 856 | UINTN BootNextSize;\r |
| 857 | BM_MENU_ENTRY *NewMenuEntry;\r |
| 858 | BM_LOAD_CONTEXT *NewLoadContext;\r |
| 859 | UINT8 *LoadOptionPtr;\r |
| 860 | UINTN StringSize;\r |
| 861 | UINTN OptionalDataSize;\r |
| 862 | UINT8 *LoadOptionEnd;\r |
| 863 | EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r |
| 864 | UINTN MenuCount;\r |
| 865 | UINT8 *Ptr;\r |
| 866 | \r |
| 867 | MenuCount = 0;\r |
| 868 | BootOrderListSize = 0;\r |
| 869 | BootNextSize = 0;\r |
| 870 | BootOrderList = NULL;\r |
| 871 | BootNext = NULL;\r |
| 872 | LoadOptionFromVar = NULL;\r |
| 873 | BOpt_FreeMenu (&BootOptionMenu);\r |
| 874 | InitializeListHead (&BootOptionMenu.Head);\r |
| 875 | \r |
| 876 | //\r |
| 877 | // Get the BootOrder from the Var\r |
| 878 | //\r |
| 879 | BootOrderList = BdsLibGetVariableAndSize (\r |
| 880 | L"BootOrder",\r |
| 881 | &gEfiGlobalVariableGuid,\r |
| 882 | &BootOrderListSize\r |
| 883 | );\r |
| 884 | \r |
| 885 | //\r |
| 886 | // Get the BootNext from the Var\r |
| 887 | //\r |
| 888 | BootNext = BdsLibGetVariableAndSize (\r |
| 889 | L"BootNext",\r |
| 890 | &gEfiGlobalVariableGuid,\r |
| 891 | &BootNextSize\r |
| 892 | );\r |
| 893 | \r |
| 894 | if (BootNext) {\r |
| 895 | if (BootNextSize != sizeof (UINT16)) {\r |
| 896 | SafeFreePool (BootNext);\r |
| 897 | BootNext = NULL;\r |
| 898 | }\r |
| 899 | }\r |
| 900 | \r |
| 901 | for (Index = 0; Index < BootOrderListSize / sizeof (UINT16); Index++) {\r |
| 902 | UnicodeSPrint (BootString, sizeof (BootString), L"Boot%04x", BootOrderList[Index]);\r |
| 903 | //\r |
| 904 | // Get all loadoptions from the VAR\r |
| 905 | //\r |
| 906 | LoadOptionFromVar = BdsLibGetVariableAndSize (\r |
| 907 | BootString,\r |
| 908 | &gEfiGlobalVariableGuid,\r |
| 909 | &BootOptionSize\r |
| 910 | );\r |
| 911 | if (!LoadOptionFromVar) {\r |
| 912 | continue;\r |
| 913 | }\r |
| 914 | \r |
| 915 | LoadOption = AllocateZeroPool (BootOptionSize);\r |
| 916 | if (!LoadOption) {\r |
| 917 | continue;\r |
| 918 | }\r |
| 919 | \r |
| 920 | CopyMem (LoadOption, LoadOptionFromVar, BootOptionSize);\r |
| 921 | SafeFreePool (LoadOptionFromVar);\r |
| 922 | \r |
| 923 | if (BootNext) {\r |
| 924 | BootNextFlag = (BOOLEAN) (*BootNext == BootOrderList[Index]);\r |
| 925 | } else {\r |
| 926 | BootNextFlag = FALSE;\r |
| 927 | }\r |
| 928 | \r |
| 929 | if (0 == (*((UINT32 *) LoadOption) & LOAD_OPTION_ACTIVE)) {\r |
| 930 | SafeFreePool (LoadOption);\r |
| 931 | continue;\r |
| 932 | }\r |
| 933 | //\r |
| 934 | // BUGBUG: could not return EFI_OUT_OF_RESOURCES here directly.\r |
| 935 | // the buffer allocated already should be freed before returning.\r |
| 936 | //\r |
| 937 | NewMenuEntry = BOpt_CreateMenuEntry (BM_LOAD_CONTEXT_SELECT);\r |
| 938 | if (NULL == NewMenuEntry) {\r |
| 939 | return EFI_OUT_OF_RESOURCES;\r |
| 940 | }\r |
| 941 | \r |
| 942 | NewLoadContext = (BM_LOAD_CONTEXT *) NewMenuEntry->VariableContext;\r |
| 943 | \r |
| 944 | LoadOptionPtr = LoadOption;\r |
| 945 | LoadOptionEnd = LoadOption + BootOptionSize;\r |
| 946 | \r |
| 947 | NewMenuEntry->OptionNumber = BootOrderList[Index];\r |
| 948 | NewLoadContext->LoadOptionModified = FALSE;\r |
| 949 | NewLoadContext->Deleted = FALSE;\r |
| 950 | NewLoadContext->IsBootNext = BootNextFlag;\r |
| 951 | \r |
| 952 | //\r |
| 953 | // Is a Legacy Device?\r |
| 954 | //\r |
| 955 | Ptr = (UINT8 *) LoadOption;\r |
| 956 | \r |
| 957 | //\r |
| 958 | // Attribute = *(UINT32 *)Ptr;\r |
| 959 | //\r |
| 960 | Ptr += sizeof (UINT32);\r |
| 961 | \r |
| 962 | //\r |
| 963 | // FilePathSize = *(UINT16 *)Ptr;\r |
| 964 | //\r |
| 965 | Ptr += sizeof (UINT16);\r |
| 966 | \r |
| 967 | //\r |
| 968 | // Description = (CHAR16 *)Ptr;\r |
| 969 | //\r |
| 970 | Ptr += StrSize ((CHAR16 *) Ptr);\r |
| 971 | \r |
| 972 | //\r |
| 973 | // Now Ptr point to Device Path\r |
| 974 | //\r |
| 975 | DevicePath = (EFI_DEVICE_PATH_PROTOCOL *) Ptr;\r |
| 976 | if ((BBS_DEVICE_PATH == DevicePath->Type) && (BBS_BBS_DP == DevicePath->SubType)) {\r |
| 977 | NewLoadContext->IsLegacy = TRUE;\r |
| 978 | } else {\r |
| 979 | NewLoadContext->IsLegacy = FALSE;\r |
| 980 | }\r |
| 981 | //\r |
| 982 | // LoadOption is a pointer type of UINT8\r |
| 983 | // for easy use with following LOAD_OPTION\r |
| 984 | // embedded in this struct\r |
| 985 | //\r |
| 986 | NewLoadContext->LoadOption = LoadOption;\r |
| 987 | NewLoadContext->LoadOptionSize = BootOptionSize;\r |
| 988 | \r |
| 989 | NewLoadContext->Attributes = *(UINT32 *) LoadOptionPtr;\r |
| 990 | NewLoadContext->IsActive = (BOOLEAN) (NewLoadContext->Attributes & LOAD_OPTION_ACTIVE);\r |
| 991 | \r |
| 992 | NewLoadContext->ForceReconnect = (BOOLEAN) (NewLoadContext->Attributes & LOAD_OPTION_FORCE_RECONNECT);\r |
| 993 | \r |
| 994 | LoadOptionPtr += sizeof (UINT32);\r |
| 995 | \r |
| 996 | NewLoadContext->FilePathListLength = *(UINT16 *) LoadOptionPtr;\r |
| 997 | LoadOptionPtr += sizeof (UINT16);\r |
| 998 | \r |
| 999 | StringSize = StrSize ((UINT16 *) LoadOptionPtr);\r |
| 1000 | NewLoadContext->Description = AllocateZeroPool (StringSize);\r |
| 1001 | ASSERT (NewLoadContext->Description != NULL);\r |
| 1002 | CopyMem (\r |
| 1003 | NewLoadContext->Description,\r |
| 1004 | (UINT16 *) LoadOptionPtr,\r |
| 1005 | StringSize\r |
| 1006 | );\r |
| 1007 | NewMenuEntry->DisplayString = NewLoadContext->Description;\r |
| 1008 | \r |
| 1009 | LoadOptionPtr += StringSize;\r |
| 1010 | \r |
| 1011 | NewLoadContext->FilePathList = AllocateZeroPool (NewLoadContext->FilePathListLength);\r |
| 1012 | ASSERT (NewLoadContext->FilePathList != NULL);\r |
| 1013 | CopyMem (\r |
| 1014 | NewLoadContext->FilePathList,\r |
| 1015 | (EFI_DEVICE_PATH_PROTOCOL *) LoadOptionPtr,\r |
| 1016 | NewLoadContext->FilePathListLength\r |
| 1017 | );\r |
| 1018 | \r |
| 1019 | NewMenuEntry->HelpString = DevicePathToStr (NewLoadContext->FilePathList);\r |
| 1020 | NewMenuEntry->DisplayStringToken = GetStringTokenFromDepository (\r |
| 1021 | CallbackData,\r |
| 1022 | BootOptionStrDepository\r |
| 1023 | );\r |
| 1024 | NewMenuEntry->HelpStringToken = GetStringTokenFromDepository (\r |
| 1025 | CallbackData,\r |
| 1026 | BootOptionHelpStrDepository\r |
| 1027 | );\r |
| 1028 | LoadOptionPtr += NewLoadContext->FilePathListLength;\r |
| 1029 | \r |
| 1030 | if (LoadOptionPtr < LoadOptionEnd) {\r |
| 1031 | OptionalDataSize = BootOptionSize -\r |
| 1032 | sizeof (UINT32) -\r |
| 1033 | sizeof (UINT16) -\r |
| 1034 | StringSize -\r |
| 1035 | NewLoadContext->FilePathListLength;\r |
| 1036 | \r |
| 1037 | NewLoadContext->OptionalData = AllocateZeroPool (OptionalDataSize);\r |
| 1038 | ASSERT (NewLoadContext->OptionalData != NULL);\r |
| 1039 | CopyMem (\r |
| 1040 | NewLoadContext->OptionalData,\r |
| 1041 | LoadOptionPtr,\r |
| 1042 | OptionalDataSize\r |
| 1043 | );\r |
| 1044 | \r |
| 1045 | NewLoadContext->OptionalDataSize = OptionalDataSize;\r |
| 1046 | }\r |
| 1047 | \r |
| 1048 | InsertTailList (&BootOptionMenu.Head, &NewMenuEntry->Link);\r |
| 1049 | MenuCount++;\r |
| 1050 | }\r |
| 1051 | \r |
| 1052 | SafeFreePool (BootNext);\r |
| 1053 | SafeFreePool (BootOrderList);\r |
| 1054 | BootOptionMenu.MenuNumber = MenuCount;\r |
| 1055 | return MenuCount;\r |
| 1056 | }\r |
| 1057 | \r |
| 1058 | CHAR16 *\r |
| 1059 | BdsStrCpy (\r |
| 1060 | OUT CHAR16 *Destination,\r |
| 1061 | IN CONST CHAR16 *Source\r |
| 1062 | )\r |
| 1063 | {\r |
| 1064 | CHAR16 *ReturnValue;\r |
| 1065 | \r |
| 1066 | //\r |
| 1067 | // Destination cannot be NULL\r |
| 1068 | //\r |
| 1069 | ASSERT (Destination != NULL);\r |
| 1070 | \r |
| 1071 | ReturnValue = Destination;\r |
| 1072 | while (*Source) {\r |
| 1073 | *(Destination++) = *(Source++);\r |
| 1074 | }\r |
| 1075 | *Destination = 0;\r |
| 1076 | return ReturnValue;\r |
| 1077 | }\r |
| 1078 | \r |
| 1079 | CHAR16 *\r |
| 1080 | BOpt_AppendFileName (\r |
| 1081 | IN CHAR16 *Str1,\r |
| 1082 | IN CHAR16 *Str2\r |
| 1083 | )\r |
| 1084 | /*++\r |
| 1085 | \r |
| 1086 | Routine Description\r |
| 1087 | Append file name to existing file name.\r |
| 1088 | \r |
| 1089 | Arguments:\r |
| 1090 | Str1 - existing file name\r |
| 1091 | Str2 - file name to be appended\r |
| 1092 | \r |
| 1093 | Returns:\r |
| 1094 | Allocate a new string to hold the appended result.\r |
| 1095 | Caller is responsible to free the returned string.\r |
| 1096 | \r |
| 1097 | --*/\r |
| 1098 | {\r |
| 1099 | UINTN Size1;\r |
| 1100 | UINTN Size2;\r |
| 1101 | CHAR16 *Str;\r |
| 1102 | CHAR16 *Ptr;\r |
| 1103 | CHAR16 *LastSlash;\r |
| 1104 | \r |
| 1105 | Size1 = StrSize (Str1);\r |
| 1106 | Size2 = StrSize (Str2);\r |
| 1107 | Str = AllocateZeroPool (Size1 + Size2 + sizeof (CHAR16));\r |
| 1108 | ASSERT (Str != NULL);\r |
| 1109 | \r |
| 1110 | StrCat (Str, Str1);\r |
| 1111 | if (!((*Str == '\\') && (*(Str + 1) == 0))) {\r |
| 1112 | StrCat (Str, L"\\");\r |
| 1113 | }\r |
| 1114 | \r |
| 1115 | StrCat (Str, Str2);\r |
| 1116 | \r |
| 1117 | Ptr = Str;\r |
| 1118 | LastSlash = Str;\r |
| 1119 | while (*Ptr != 0) {\r |
| 1120 | if (*Ptr == '\\' && *(Ptr + 1) == '.' && *(Ptr + 2) == '.' && *(Ptr + 3) != 0) {\r |
| 1121 | //\r |
| 1122 | // Convert \Name\..\ to \\r |
| 1123 | // DO NOT convert the .. if it is at the end of the string. This will\r |
| 1124 | // break the .. behavior in changing directories.\r |
| 1125 | //\r |
| 1126 | BdsStrCpy (LastSlash, Ptr + 3);\r |
| 1127 | Ptr = LastSlash;\r |
| 1128 | } else if (*Ptr == '\\' && *(Ptr + 1) == '.' && *(Ptr + 2) == '\\') {\r |
| 1129 | //\r |
| 1130 | // Convert a \.\ to a \\r |
| 1131 | //\r |
| 1132 | BdsStrCpy (Ptr, Ptr + 2);\r |
| 1133 | Ptr = LastSlash;\r |
| 1134 | } else if (*Ptr == '\\') {\r |
| 1135 | LastSlash = Ptr;\r |
| 1136 | }\r |
| 1137 | \r |
| 1138 | Ptr++;\r |
| 1139 | }\r |
| 1140 | \r |
| 1141 | return Str;\r |
| 1142 | }\r |
| 1143 | \r |
| 1144 | BOOLEAN\r |
| 1145 | BOpt_IsEfiImageName (\r |
| 1146 | IN UINT16 *FileName\r |
| 1147 | )\r |
| 1148 | /*++\r |
| 1149 | \r |
| 1150 | Routine Description\r |
| 1151 | Check whether current FileName point to a valid \r |
| 1152 | Efi Image File.\r |
| 1153 | \r |
| 1154 | Arguments:\r |
| 1155 | FileName - File need to be checked.\r |
| 1156 | \r |
| 1157 | Returns:\r |
| 1158 | TRUE - Is Efi Image\r |
| 1159 | FALSE - Not a valid Efi Image\r |
| 1160 | \r |
| 1161 | --*/\r |
| 1162 | {\r |
| 1163 | //\r |
| 1164 | // Search for ".efi" extension\r |
| 1165 | //\r |
| 1166 | while (*FileName) {\r |
| 1167 | if (FileName[0] == '.') {\r |
| 1168 | if (FileName[1] == 'e' || FileName[1] == 'E') {\r |
| 1169 | if (FileName[2] == 'f' || FileName[2] == 'F') {\r |
| 1170 | if (FileName[3] == 'i' || FileName[3] == 'I') {\r |
| 1171 | return TRUE;\r |
| 1172 | } else if (FileName[3] == 0x0000) {\r |
| 1173 | return FALSE;\r |
| 1174 | }\r |
| 1175 | } else if (FileName[2] == 0x0000) {\r |
| 1176 | return FALSE;\r |
| 1177 | }\r |
| 1178 | } else if (FileName[1] == 0x0000) {\r |
| 1179 | return FALSE;\r |
| 1180 | }\r |
| 1181 | }\r |
| 1182 | \r |
| 1183 | FileName += 1;\r |
| 1184 | }\r |
| 1185 | \r |
| 1186 | return FALSE;\r |
| 1187 | }\r |
| 1188 | \r |
| 1189 | \r |
| 1190 | RETURN_STATUS\r |
| 1191 | EFIAPI\r |
| 1192 | IsEfiAppReadFromFile (\r |
| 1193 | IN VOID *FileHandle,\r |
| 1194 | IN UINTN FileOffset,\r |
| 1195 | IN OUT UINTN *ReadSize,\r |
| 1196 | OUT VOID *Buffer\r |
| 1197 | )\r |
| 1198 | {\r |
| 1199 | EFI_STATUS Status;\r |
| 1200 | EFI_FILE_HANDLE File;\r |
| 1201 | \r |
| 1202 | File = (EFI_FILE_HANDLE)FileHandle;\r |
| 1203 | Status = File->SetPosition (File, FileOffset);\r |
| 1204 | if (EFI_ERROR (Status)) {\r |
| 1205 | return Status;\r |
| 1206 | }\r |
| 1207 | \r |
| 1208 | return File->Read (File, ReadSize, Buffer);\r |
| 1209 | }\r |
| 1210 | \r |
| 1211 | \r |
| 1212 | \r |
| 1213 | BOOLEAN\r |
| 1214 | BOpt_IsEfiApp (\r |
| 1215 | IN EFI_FILE_HANDLE Dir,\r |
| 1216 | IN UINT16 *FileName\r |
| 1217 | )\r |
| 1218 | /*++\r |
| 1219 | \r |
| 1220 | Routine Description:\r |
| 1221 | Check whether current FileName point to a valid Efi Application\r |
| 1222 | \r |
| 1223 | Arguments:\r |
| 1224 | Dir - Pointer to current Directory\r |
| 1225 | FileName - Pointer to current File name.\r |
| 1226 | \r |
| 1227 | Returns:\r |
| 1228 | TRUE - Is a valid Efi Application\r |
| 1229 | FALSE - not a valid Efi Application\r |
| 1230 | \r |
| 1231 | --*/\r |
| 1232 | {\r |
| 1233 | EFI_STATUS Status;\r |
| 1234 | PE_COFF_LOADER_IMAGE_CONTEXT ImageContext;\r |
| 1235 | EFI_FILE_HANDLE File;\r |
| 1236 | \r |
| 1237 | Status = Dir->Open (Dir, &File, FileName, EFI_FILE_MODE_READ, 0);\r |
| 1238 | if (EFI_ERROR (Status)) {\r |
| 1239 | return FALSE;\r |
| 1240 | }\r |
| 1241 | \r |
| 1242 | ZeroMem (&ImageContext, sizeof (ImageContext));\r |
| 1243 | ImageContext.Handle = (VOID *)File;\r |
| 1244 | ImageContext.ImageRead = IsEfiAppReadFromFile;\r |
| 1245 | \r |
| 1246 | Status = PeCoffLoaderGetImageInfo (&ImageContext);\r |
| 1247 | File->Close (File);\r |
| 1248 | if (EFI_ERROR (Status)) {\r |
| 1249 | return FALSE;\r |
| 1250 | }\r |
| 1251 | \r |
| 1252 | if (ImageContext.ImageType == EFI_IMAGE_SUBSYSTEM_EFI_APPLICATION) {\r |
| 1253 | return TRUE;\r |
| 1254 | } else {\r |
| 1255 | return FALSE;\r |
| 1256 | }\r |
| 1257 | }\r |
| 1258 | \r |
| 1259 | \r |
| 1260 | EFI_STATUS\r |
| 1261 | BOpt_FindDrivers (\r |
| 1262 | VOID\r |
| 1263 | )\r |
| 1264 | /*++\r |
| 1265 | \r |
| 1266 | Routine Description\r |
| 1267 | Find drivers that will be added as Driver#### variables from handles\r |
| 1268 | in current system environment\r |
| 1269 | All valid handles in the system except those consume SimpleFs, LoadFile\r |
| 1270 | are stored in DriverMenu for future use.\r |
| 1271 | \r |
| 1272 | Arguments:\r |
| 1273 | None\r |
| 1274 | \r |
| 1275 | Returns:\r |
| 1276 | EFI_SUCCESS\r |
| 1277 | Others\r |
| 1278 | \r |
| 1279 | --*/\r |
| 1280 | {\r |
| 1281 | UINTN NoDevicePathHandles;\r |
| 1282 | EFI_HANDLE *DevicePathHandle;\r |
| 1283 | UINTN Index;\r |
| 1284 | EFI_STATUS Status;\r |
| 1285 | BM_MENU_ENTRY *NewMenuEntry;\r |
| 1286 | BM_HANDLE_CONTEXT *NewHandleContext;\r |
| 1287 | EFI_HANDLE CurHandle;\r |
| 1288 | UINTN OptionNumber;\r |
| 1289 | EFI_SIMPLE_FILE_SYSTEM_PROTOCOL *SimpleFs;\r |
| 1290 | EFI_LOAD_FILE_PROTOCOL *LoadFile;\r |
| 1291 | \r |
| 1292 | SimpleFs = NULL;\r |
| 1293 | LoadFile = NULL;\r |
| 1294 | \r |
| 1295 | InitializeListHead (&DriverMenu.Head);\r |
| 1296 | \r |
| 1297 | //\r |
| 1298 | // At first, get all handles that support Device Path\r |
| 1299 | // protocol which is the basic requirement for\r |
| 1300 | // Driver####\r |
| 1301 | //\r |
| 1302 | Status = gBS->LocateHandleBuffer (\r |
| 1303 | ByProtocol,\r |
| 1304 | &gEfiDevicePathProtocolGuid,\r |
| 1305 | NULL,\r |
| 1306 | &NoDevicePathHandles,\r |
| 1307 | &DevicePathHandle\r |
| 1308 | );\r |
| 1309 | if (EFI_ERROR (Status)) {\r |
| 1310 | return Status;\r |
| 1311 | }\r |
| 1312 | \r |
| 1313 | OptionNumber = 0;\r |
| 1314 | for (Index = 0; Index < NoDevicePathHandles; Index++) {\r |
| 1315 | CurHandle = DevicePathHandle[Index];\r |
| 1316 | \r |
| 1317 | //\r |
| 1318 | // Check whether this handle support\r |
| 1319 | // driver binding\r |
| 1320 | //\r |
| 1321 | Status = gBS->HandleProtocol (\r |
| 1322 | CurHandle,\r |
| 1323 | &gEfiSimpleFileSystemProtocolGuid,\r |
| 1324 | &SimpleFs\r |
| 1325 | );\r |
| 1326 | if (Status == EFI_SUCCESS) {\r |
| 1327 | continue;\r |
| 1328 | }\r |
| 1329 | \r |
| 1330 | Status = gBS->HandleProtocol (\r |
| 1331 | CurHandle,\r |
| 1332 | &gEfiLoadFileProtocolGuid,\r |
| 1333 | &LoadFile\r |
| 1334 | );\r |
| 1335 | if (Status == EFI_SUCCESS) {\r |
| 1336 | continue;\r |
| 1337 | }\r |
| 1338 | \r |
| 1339 | NewMenuEntry = BOpt_CreateMenuEntry (BM_HANDLE_CONTEXT_SELECT);\r |
| 1340 | if (NULL == NewMenuEntry) {\r |
| 1341 | return EFI_OUT_OF_RESOURCES;\r |
| 1342 | }\r |
| 1343 | \r |
| 1344 | NewHandleContext = (BM_HANDLE_CONTEXT *) NewMenuEntry->VariableContext;\r |
| 1345 | NewHandleContext->Handle = CurHandle;\r |
| 1346 | NewHandleContext->DevicePath = DevicePathFromHandle (CurHandle);\r |
| 1347 | NewMenuEntry->DisplayString = DevicePathToStr (NewHandleContext->DevicePath);\r |
| 1348 | NewMenuEntry->HelpString = NULL;\r |
| 1349 | NewMenuEntry->OptionNumber = OptionNumber;\r |
| 1350 | OptionNumber++;\r |
| 1351 | InsertTailList (&DriverMenu.Head, &NewMenuEntry->Link);\r |
| 1352 | \r |
| 1353 | }\r |
| 1354 | \r |
| 1355 | DriverMenu.MenuNumber = OptionNumber;\r |
| 1356 | return EFI_SUCCESS;\r |
| 1357 | }\r |
| 1358 | \r |
| 1359 | UINT16\r |
| 1360 | BOpt_GetBootOptionNumber (\r |
| 1361 | VOID\r |
| 1362 | )\r |
| 1363 | /*++\r |
| 1364 | \r |
| 1365 | Routine Description:\r |
| 1366 | Get the Option Number that does not used \r |
| 1367 | \r |
| 1368 | Arguments:\r |
| 1369 | \r |
| 1370 | Returns:\r |
| 1371 | The Option Number\r |
| 1372 | \r |
| 1373 | --*/\r |
| 1374 | {\r |
| 1375 | BM_MENU_ENTRY *NewMenuEntry;\r |
| 1376 | UINT16 *BootOrderList;\r |
| 1377 | UINTN BootOrderListSize;\r |
| 1378 | UINT16 Number;\r |
| 1379 | UINTN Index;\r |
| 1380 | UINTN Index2;\r |
| 1381 | BOOLEAN Found;\r |
| 1382 | CHAR16 StrTemp[100];\r |
| 1383 | UINT16 *OptionBuffer;\r |
| 1384 | UINTN OptionSize;\r |
| 1385 | \r |
| 1386 | BootOrderListSize = 0;\r |
| 1387 | BootOrderList = NULL;\r |
| 1388 | \r |
| 1389 | BootOrderList = BdsLibGetVariableAndSize (\r |
| 1390 | L"BootOrder",\r |
| 1391 | &gEfiGlobalVariableGuid,\r |
| 1392 | &BootOrderListSize\r |
| 1393 | );\r |
| 1394 | if (BootOrderList) {\r |
| 1395 | //\r |
| 1396 | // already have Boot####\r |
| 1397 | //\r |
| 1398 | // AlreadyBootNumbers = BootOrderListSize / sizeof(UINT16);\r |
| 1399 | //\r |
| 1400 | for (Index = 0; Index < BootOrderListSize / sizeof (UINT16); Index++) {\r |
| 1401 | Found = TRUE;\r |
| 1402 | for (Index2 = 0; Index2 < BootOptionMenu.MenuNumber; Index2++) {\r |
| 1403 | NewMenuEntry = BOpt_GetMenuEntry (&BootOptionMenu, Index2);\r |
| 1404 | if (Index == NewMenuEntry->OptionNumber) {\r |
| 1405 | Found = FALSE;\r |
| 1406 | break;\r |
| 1407 | }\r |
| 1408 | }\r |
| 1409 | \r |
| 1410 | if (Found) {\r |
| 1411 | UnicodeSPrint (StrTemp, 100, L"Boot%04x", Index);\r |
| 1412 | DEBUG((EFI_D_ERROR,"INdex= %s\n", StrTemp));\r |
| 1413 | OptionBuffer = BdsLibGetVariableAndSize (\r |
| 1414 | StrTemp,\r |
| 1415 | &gEfiGlobalVariableGuid,\r |
| 1416 | &OptionSize\r |
| 1417 | );\r |
| 1418 | if (NULL == OptionBuffer) \r |
| 1419 | break;\r |
| 1420 | }\r |
| 1421 | }\r |
| 1422 | //\r |
| 1423 | // end for Index\r |
| 1424 | //\r |
| 1425 | Number = (UINT16) Index;\r |
| 1426 | } else {\r |
| 1427 | //\r |
| 1428 | // No Boot####\r |
| 1429 | //\r |
| 1430 | Number = 0;\r |
| 1431 | }\r |
| 1432 | \r |
| 1433 | return Number;\r |
| 1434 | }\r |
| 1435 | \r |
| 1436 | UINT16\r |
| 1437 | BOpt_GetDriverOptionNumber (\r |
| 1438 | VOID\r |
| 1439 | )\r |
| 1440 | /*++\r |
| 1441 | \r |
| 1442 | Routine Description:\r |
| 1443 | Get the Option Number that does not used \r |
| 1444 | \r |
| 1445 | Arguments:\r |
| 1446 | \r |
| 1447 | Returns:\r |
| 1448 | The Option Number\r |
| 1449 | \r |
| 1450 | --*/\r |
| 1451 | {\r |
| 1452 | BM_MENU_ENTRY *NewMenuEntry;\r |
| 1453 | UINT16 *DriverOrderList;\r |
| 1454 | UINTN DriverOrderListSize;\r |
| 1455 | UINT16 Number;\r |
| 1456 | UINTN Index;\r |
| 1457 | UINTN Index2;\r |
| 1458 | BOOLEAN Found;\r |
| 1459 | \r |
| 1460 | DriverOrderListSize = 0;\r |
| 1461 | DriverOrderList = NULL;\r |
| 1462 | \r |
| 1463 | DriverOrderList = BdsLibGetVariableAndSize (\r |
| 1464 | L"DriverOrder",\r |
| 1465 | &gEfiGlobalVariableGuid,\r |
| 1466 | &DriverOrderListSize\r |
| 1467 | );\r |
| 1468 | if (DriverOrderList) {\r |
| 1469 | //\r |
| 1470 | // already have Driver####\r |
| 1471 | //\r |
| 1472 | // AlreadyDriverNumbers = DriverOrderListSize / sizeof(UINT16);\r |
| 1473 | //\r |
| 1474 | for (Index = 0; Index < DriverOrderListSize / sizeof (UINT16); Index++) {\r |
| 1475 | Found = TRUE;\r |
| 1476 | for (Index2 = 0; Index2 < DriverOptionMenu.MenuNumber; Index2++) {\r |
| 1477 | NewMenuEntry = BOpt_GetMenuEntry (&DriverOptionMenu, Index2);\r |
| 1478 | if (Index == NewMenuEntry->OptionNumber) {\r |
| 1479 | Found = FALSE;\r |
| 1480 | break;\r |
| 1481 | }\r |
| 1482 | }\r |
| 1483 | \r |
| 1484 | if (Found) {\r |
| 1485 | break;\r |
| 1486 | }\r |
| 1487 | }\r |
| 1488 | //\r |
| 1489 | // end for Index\r |
| 1490 | //\r |
| 1491 | Number = (UINT16) Index;\r |
| 1492 | } else {\r |
| 1493 | //\r |
| 1494 | // No Driver####\r |
| 1495 | //\r |
| 1496 | Number = 0;\r |
| 1497 | }\r |
| 1498 | \r |
| 1499 | return Number;\r |
| 1500 | }\r |
| 1501 | \r |
| 1502 | EFI_STATUS\r |
| 1503 | BOpt_GetDriverOptions (\r |
| 1504 | IN BMM_CALLBACK_DATA *CallbackData\r |
| 1505 | )\r |
| 1506 | /*++\r |
| 1507 | \r |
| 1508 | Routine Description:\r |
| 1509 | Build up all DriverOptionMenu\r |
| 1510 | \r |
| 1511 | Arguments:\r |
| 1512 | \r |
| 1513 | Returns:\r |
| 1514 | The Option Number\r |
| 1515 | \r |
| 1516 | --*/\r |
| 1517 | {\r |
| 1518 | UINTN Index;\r |
| 1519 | UINT16 DriverString[12];\r |
| 1520 | UINT8 *LoadOptionFromVar;\r |
| 1521 | UINT8 *LoadOption;\r |
| 1522 | UINTN DriverOptionSize;\r |
| 1523 | \r |
| 1524 | UINT16 *DriverOrderList;\r |
| 1525 | UINTN DriverOrderListSize;\r |
| 1526 | BM_MENU_ENTRY *NewMenuEntry;\r |
| 1527 | BM_LOAD_CONTEXT *NewLoadContext;\r |
| 1528 | UINT8 *LoadOptionPtr;\r |
| 1529 | UINTN StringSize;\r |
| 1530 | UINTN OptionalDataSize;\r |
| 1531 | UINT8 *LoadOptionEnd;\r |
| 1532 | \r |
| 1533 | DriverOrderListSize = 0;\r |
| 1534 | DriverOrderList = NULL;\r |
| 1535 | DriverOptionSize = 0;\r |
| 1536 | LoadOptionFromVar = NULL;\r |
| 1537 | BOpt_FreeMenu (&DriverOptionMenu);\r |
| 1538 | InitializeListHead (&DriverOptionMenu.Head);\r |
| 1539 | //\r |
| 1540 | // Get the DriverOrder from the Var\r |
| 1541 | //\r |
| 1542 | DriverOrderList = BdsLibGetVariableAndSize (\r |
| 1543 | L"DriverOrder",\r |
| 1544 | &gEfiGlobalVariableGuid,\r |
| 1545 | &DriverOrderListSize\r |
| 1546 | );\r |
| 1547 | \r |
| 1548 | for (Index = 0; Index < DriverOrderListSize / sizeof (UINT16); Index++) {\r |
| 1549 | UnicodeSPrint (\r |
| 1550 | DriverString,\r |
| 1551 | sizeof (DriverString),\r |
| 1552 | L"Driver%04x",\r |
| 1553 | DriverOrderList[Index]\r |
| 1554 | );\r |
| 1555 | //\r |
| 1556 | // Get all loadoptions from the VAR\r |
| 1557 | //\r |
| 1558 | LoadOptionFromVar = BdsLibGetVariableAndSize (\r |
| 1559 | DriverString,\r |
| 1560 | &gEfiGlobalVariableGuid,\r |
| 1561 | &DriverOptionSize\r |
| 1562 | );\r |
| 1563 | if (!LoadOptionFromVar) {\r |
| 1564 | continue;\r |
| 1565 | }\r |
| 1566 | \r |
| 1567 | LoadOption = AllocateZeroPool (DriverOptionSize);\r |
| 1568 | if (!LoadOption) {\r |
| 1569 | continue;\r |
| 1570 | }\r |
| 1571 | \r |
| 1572 | CopyMem (LoadOption, LoadOptionFromVar, DriverOptionSize);\r |
| 1573 | SafeFreePool (LoadOptionFromVar);\r |
| 1574 | \r |
| 1575 | NewMenuEntry = BOpt_CreateMenuEntry (BM_LOAD_CONTEXT_SELECT);\r |
| 1576 | if (NULL == NewMenuEntry) {\r |
| 1577 | return EFI_OUT_OF_RESOURCES;\r |
| 1578 | }\r |
| 1579 | \r |
| 1580 | NewLoadContext = (BM_LOAD_CONTEXT *) NewMenuEntry->VariableContext;\r |
| 1581 | LoadOptionPtr = LoadOption;\r |
| 1582 | LoadOptionEnd = LoadOption + DriverOptionSize;\r |
| 1583 | NewMenuEntry->OptionNumber = DriverOrderList[Index];\r |
| 1584 | NewLoadContext->LoadOptionModified = FALSE;\r |
| 1585 | NewLoadContext->Deleted = FALSE;\r |
| 1586 | NewLoadContext->IsLegacy = FALSE;\r |
| 1587 | \r |
| 1588 | //\r |
| 1589 | // LoadOption is a pointer type of UINT8\r |
| 1590 | // for easy use with following LOAD_OPTION\r |
| 1591 | // embedded in this struct\r |
| 1592 | //\r |
| 1593 | NewLoadContext->LoadOption = LoadOption;\r |
| 1594 | NewLoadContext->LoadOptionSize = DriverOptionSize;\r |
| 1595 | \r |
| 1596 | NewLoadContext->Attributes = *(UINT32 *) LoadOptionPtr;\r |
| 1597 | NewLoadContext->IsActive = (BOOLEAN) (NewLoadContext->Attributes & LOAD_OPTION_ACTIVE);\r |
| 1598 | \r |
| 1599 | NewLoadContext->ForceReconnect = (BOOLEAN) (NewLoadContext->Attributes & LOAD_OPTION_FORCE_RECONNECT);\r |
| 1600 | \r |
| 1601 | LoadOptionPtr += sizeof (UINT32);\r |
| 1602 | \r |
| 1603 | NewLoadContext->FilePathListLength = *(UINT16 *) LoadOptionPtr;\r |
| 1604 | LoadOptionPtr += sizeof (UINT16);\r |
| 1605 | \r |
| 1606 | StringSize = StrSize ((UINT16 *) LoadOptionPtr);\r |
| 1607 | NewLoadContext->Description = AllocateZeroPool (StringSize);\r |
| 1608 | ASSERT (NewLoadContext->Description != NULL);\r |
| 1609 | CopyMem (\r |
| 1610 | NewLoadContext->Description,\r |
| 1611 | (UINT16 *) LoadOptionPtr,\r |
| 1612 | StringSize\r |
| 1613 | );\r |
| 1614 | NewMenuEntry->DisplayString = NewLoadContext->Description;\r |
| 1615 | \r |
| 1616 | LoadOptionPtr += StringSize;\r |
| 1617 | \r |
| 1618 | NewLoadContext->FilePathList = AllocateZeroPool (NewLoadContext->FilePathListLength);\r |
| 1619 | ASSERT (NewLoadContext->FilePathList != NULL);\r |
| 1620 | CopyMem (\r |
| 1621 | NewLoadContext->FilePathList,\r |
| 1622 | (EFI_DEVICE_PATH_PROTOCOL *) LoadOptionPtr,\r |
| 1623 | NewLoadContext->FilePathListLength\r |
| 1624 | );\r |
| 1625 | \r |
| 1626 | NewMenuEntry->HelpString = DevicePathToStr (NewLoadContext->FilePathList);\r |
| 1627 | NewMenuEntry->DisplayStringToken = GetStringTokenFromDepository (\r |
| 1628 | CallbackData,\r |
| 1629 | DriverOptionStrDepository\r |
| 1630 | );\r |
| 1631 | NewMenuEntry->HelpStringToken = GetStringTokenFromDepository (\r |
| 1632 | CallbackData,\r |
| 1633 | DriverOptionHelpStrDepository\r |
| 1634 | );\r |
| 1635 | LoadOptionPtr += NewLoadContext->FilePathListLength;\r |
| 1636 | \r |
| 1637 | if (LoadOptionPtr < LoadOptionEnd) {\r |
| 1638 | OptionalDataSize = DriverOptionSize -\r |
| 1639 | sizeof (UINT32) -\r |
| 1640 | sizeof (UINT16) -\r |
| 1641 | StringSize -\r |
| 1642 | NewLoadContext->FilePathListLength;\r |
| 1643 | \r |
| 1644 | NewLoadContext->OptionalData = AllocateZeroPool (OptionalDataSize);\r |
| 1645 | ASSERT (NewLoadContext->OptionalData != NULL);\r |
| 1646 | CopyMem (\r |
| 1647 | NewLoadContext->OptionalData,\r |
| 1648 | LoadOptionPtr,\r |
| 1649 | OptionalDataSize\r |
| 1650 | );\r |
| 1651 | \r |
| 1652 | NewLoadContext->OptionalDataSize = OptionalDataSize;\r |
| 1653 | }\r |
| 1654 | \r |
| 1655 | InsertTailList (&DriverOptionMenu.Head, &NewMenuEntry->Link);\r |
| 1656 | \r |
| 1657 | }\r |
| 1658 | \r |
| 1659 | SafeFreePool (DriverOrderList);\r |
| 1660 | DriverOptionMenu.MenuNumber = Index;\r |
| 1661 | return EFI_SUCCESS;\r |
| 1662 | \r |
| 1663 | }\r |
| 1664 | \r |
| 1665 | VOID\r |
| 1666 | SafeFreePool (\r |
| 1667 | IN VOID *Buffer\r |
| 1668 | )\r |
| 1669 | /*++\r |
| 1670 | \r |
| 1671 | Routine Description:\r |
| 1672 | Wrap original FreePool gBS call\r |
| 1673 | in order to decrease code length\r |
| 1674 | \r |
| 1675 | Arguments:\r |
| 1676 | \r |
| 1677 | Returns:\r |
| 1678 | \r |
| 1679 | --*/\r |
| 1680 | {\r |
| 1681 | if (Buffer != NULL) {\r |
| 1682 | gBS->FreePool (Buffer);\r |
| 1683 | Buffer = NULL;\r |
| 1684 | }\r |
| 1685 | }\r |