| ddac74d1 |
1 | /** @file\r |
| 2 | Generic BDS library definition, include the data structure and function.\r |
| 3 | \r |
| 4 | Copyright (c) 2004 - 2008, Intel Corporation. <BR>\r |
| 5 | All rights reserved. This program and the accompanying materials\r |
| 6 | are licensed and made available under the terms and conditions of the BSD License\r |
| 7 | which accompanies this distribution. The full text of the license may be found at\r |
| 8 | http://opensource.org/licenses/bsd-license.php\r |
| 9 | \r |
| 10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r |
| 11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r |
| 12 | \r |
| 13 | **/\r |
| 14 | \r |
| 15 | #ifndef _GENERIC_BDS_LIB_H_\r |
| 16 | #define _GENERIC_BDS_LIB_H_\r |
| 17 | \r |
| 18 | #include <Protocol/HiiDatabase.h>\r |
| 19 | #include <IndustryStandard/PeImage.h>\r |
| 20 | \r |
| 21 | \r |
| 22 | extern EFI_HANDLE mBdsImageHandle;\r |
| 23 | \r |
| 24 | //\r |
| 25 | // Constants which are variable names used to access variables\r |
| 26 | //\r |
| 27 | #define VAR_LEGACY_DEV_ORDER L"LegacyDevOrder"\r |
| 28 | \r |
| 29 | //\r |
| 30 | // Data structures and defines\r |
| 31 | //\r |
| 32 | #define FRONT_PAGE_QUESTION_ID 0x0000\r |
| 33 | #define FRONT_PAGE_DATA_WIDTH 0x01\r |
| 34 | \r |
| 35 | //\r |
| 36 | // ConnectType\r |
| 37 | //\r |
| 38 | #define CONSOLE_OUT 0x00000001\r |
| 39 | #define STD_ERROR 0x00000002\r |
| 40 | #define CONSOLE_IN 0x00000004\r |
| 41 | #define CONSOLE_ALL (CONSOLE_OUT | CONSOLE_IN | STD_ERROR)\r |
| 42 | \r |
| 43 | //\r |
| 44 | // Load Option Attributes defined in EFI Specification\r |
| 45 | //\r |
| 46 | #define LOAD_OPTION_ACTIVE 0x00000001\r |
| 47 | #define LOAD_OPTION_FORCE_RECONNECT 0x00000002\r |
| 48 | \r |
| 49 | #define LOAD_OPTION_HIDDEN 0x00000008\r |
| 50 | #define LOAD_OPTION_CATEGORY 0x00001F00\r |
| 51 | \r |
| 52 | #define LOAD_OPTION_CATEGORY_BOOT 0x00000000\r |
| 53 | #define LOAD_OPTION_CATEGORY_APP 0x00000100\r |
| 54 | \r |
| 55 | #define EFI_BOOT_OPTION_SUPPORT_KEY 0x00000001\r |
| 56 | #define EFI_BOOT_OPTION_SUPPORT_APP 0x00000002\r |
| 57 | \r |
| 58 | #define IS_LOAD_OPTION_TYPE(_c, _Mask) (BOOLEAN) (((_c) & (_Mask)) != 0)\r |
| 59 | \r |
| 60 | //\r |
| 61 | // Define Maxmim characters that will be accepted\r |
| 62 | //\r |
| 63 | #define MAX_CHAR 480\r |
| 64 | #define MAX_CHAR_SIZE (MAX_CHAR * 2)\r |
| 65 | \r |
| 66 | #define MIN_ALIGNMENT_SIZE 4\r |
| 67 | #define ALIGN_SIZE(a) ((a % MIN_ALIGNMENT_SIZE) ? MIN_ALIGNMENT_SIZE - (a % MIN_ALIGNMENT_SIZE) : 0)\r |
| 68 | \r |
| 69 | //\r |
| 70 | // Define maximum characters for boot option variable "BootXXXX"\r |
| 71 | //\r |
| 72 | #define BOOT_OPTION_MAX_CHAR 10\r |
| 73 | \r |
| 74 | //\r |
| 75 | // This data structure is the part of BDS_CONNECT_ENTRY that we can hard code.\r |
| 76 | //\r |
| 77 | #define BDS_LOAD_OPTION_SIGNATURE SIGNATURE_32 ('B', 'd', 'C', 'O')\r |
| 78 | \r |
| 79 | typedef struct {\r |
| 80 | \r |
| 81 | UINTN Signature;\r |
| 82 | LIST_ENTRY Link;\r |
| 83 | \r |
| 84 | EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r |
| 85 | \r |
| 86 | CHAR16 *OptionName;\r |
| 87 | UINTN OptionNumber;\r |
| 88 | UINT16 BootCurrent;\r |
| 89 | UINT32 Attribute;\r |
| 90 | CHAR16 *Description;\r |
| 91 | VOID *LoadOptions;\r |
| 92 | UINT32 LoadOptionsSize;\r |
| 93 | CHAR16 *StatusString;\r |
| 94 | \r |
| 95 | } BDS_COMMON_OPTION;\r |
| 96 | \r |
| 97 | typedef struct {\r |
| 98 | EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r |
| 99 | UINTN ConnectType;\r |
| 100 | } BDS_CONSOLE_CONNECT_ENTRY;\r |
| 101 | \r |
| 102 | //\r |
| 103 | // Lib Functions\r |
| 104 | //\r |
| 105 | \r |
| 106 | //\r |
| 107 | // Bds boot related lib functions\r |
| 108 | //\r |
| 109 | /**\r |
| 110 | Boot from the UEFI spec defined "BootNext" variable.\r |
| 111 | \r |
| 112 | **/\r |
| 113 | VOID\r |
| 114 | EFIAPI\r |
| 115 | BdsLibBootNext (\r |
| 116 | VOID\r |
| 117 | );\r |
| 118 | \r |
| 119 | /**\r |
| 120 | Process the boot option follow the UEFI specification and\r |
| 121 | special treat the legacy boot option with BBS_DEVICE_PATH.\r |
| 122 | \r |
| 123 | @param Option The boot option need to be processed\r |
| 124 | @param DevicePath The device path which describe where to load the\r |
| 125 | boot image or the legcy BBS device path to boot\r |
| 126 | the legacy OS\r |
| 127 | @param ExitDataSize The size of exit data.\r |
| 128 | @param ExitData Data returned when Boot image failed.\r |
| 129 | \r |
| 130 | @retval EFI_SUCCESS Boot from the input boot option successfully.\r |
| 131 | @retval EFI_NOT_FOUND If the Device Path is not found in the system\r |
| 132 | \r |
| 133 | **/\r |
| 134 | EFI_STATUS\r |
| 135 | EFIAPI\r |
| 136 | BdsLibBootViaBootOption (\r |
| 137 | IN BDS_COMMON_OPTION * Option,\r |
| 138 | IN EFI_DEVICE_PATH_PROTOCOL * DevicePath,\r |
| 139 | OUT UINTN *ExitDataSize,\r |
| 140 | OUT CHAR16 **ExitData OPTIONAL\r |
| 141 | );\r |
| 142 | \r |
| 143 | \r |
| 144 | /**\r |
| 145 | This function will enumerate all possible boot device in the system,\r |
| 146 | it will only excute once of every boot.\r |
| 147 | \r |
| 148 | @param BdsBootOptionList The header of the link list which indexed all\r |
| 149 | current boot options\r |
| 150 | \r |
| 151 | @retval EFI_SUCCESS Finished all the boot device enumerate and create\r |
| 152 | the boot option base on that boot device\r |
| 153 | \r |
| 154 | **/\r |
| 155 | EFI_STATUS\r |
| 156 | EFIAPI\r |
| 157 | BdsLibEnumerateAllBootOption (\r |
| 158 | IN OUT LIST_ENTRY *BdsBootOptionList\r |
| 159 | );\r |
| 160 | \r |
| 161 | /**\r |
| 162 | Build the boot option with the handle parsed in\r |
| 163 | \r |
| 164 | @param Handle The handle which present the device path to create\r |
| 165 | boot option\r |
| 166 | @param BdsBootOptionList The header of the link list which indexed all\r |
| 167 | current boot options\r |
| 168 | @param String The description of the boot option.\r |
| 169 | \r |
| 170 | **/\r |
| 171 | VOID\r |
| 172 | EFIAPI\r |
| 173 | BdsLibBuildOptionFromHandle (\r |
| 174 | IN EFI_HANDLE Handle,\r |
| 175 | IN LIST_ENTRY *BdsBootOptionList,\r |
| 176 | IN CHAR16 *String\r |
| 177 | );\r |
| 178 | \r |
| 179 | \r |
| 180 | /**\r |
| 181 | Build the on flash shell boot option with the handle parsed in.\r |
| 182 | \r |
| 183 | @param Handle The handle which present the device path to create\r |
| 184 | on flash shell boot option\r |
| 185 | @param BdsBootOptionList The header of the link list which indexed all\r |
| 186 | current boot options\r |
| 187 | \r |
| 188 | **/\r |
| 189 | VOID\r |
| 190 | EFIAPI\r |
| 191 | BdsLibBuildOptionFromShell (\r |
| 192 | IN EFI_HANDLE Handle,\r |
| 193 | IN OUT LIST_ENTRY *BdsBootOptionList\r |
| 194 | );\r |
| 195 | \r |
| 196 | //\r |
| 197 | // Bds misc lib functions\r |
| 198 | //\r |
| ddac74d1 |
199 | /**\r |
| 200 | Get boot mode by looking up configuration table and parsing HOB list\r |
| 201 | \r |
| 202 | @param BootMode Boot mode from PEI handoff HOB.\r |
| 203 | \r |
| 204 | @retval EFI_SUCCESS Successfully get boot mode\r |
| 205 | \r |
| 206 | **/\r |
| 207 | EFI_STATUS\r |
| 208 | EFIAPI\r |
| 209 | BdsLibGetBootMode (\r |
| 210 | OUT EFI_BOOT_MODE *BootMode\r |
| 211 | );\r |
| 212 | \r |
| 213 | \r |
| 214 | /**\r |
| 215 | The function will go through the driver optoin link list, load and start\r |
| 216 | every driver the driver optoin device path point to.\r |
| 217 | \r |
| 218 | @param BdsDriverLists The header of the current driver option link list\r |
| 219 | \r |
| 220 | **/\r |
| 221 | VOID\r |
| 222 | EFIAPI\r |
| 223 | BdsLibLoadDrivers (\r |
| 224 | IN LIST_ENTRY *BdsDriverLists\r |
| 225 | );\r |
| 226 | \r |
| 227 | \r |
| 228 | /**\r |
| 229 | Process BootOrder, or DriverOrder variables, by calling\r |
| 230 | BdsLibVariableToOption () for each UINT16 in the variables.\r |
| 231 | \r |
| 232 | @param BdsCommonOptionList The header of the option list base on variable\r |
| 233 | VariableName\r |
| 234 | @param VariableName EFI Variable name indicate the BootOrder or\r |
| 235 | DriverOrder\r |
| 236 | \r |
| 237 | @retval EFI_SUCCESS Success create the boot option or driver option\r |
| 238 | list\r |
| 239 | @retval EFI_OUT_OF_RESOURCES Failed to get the boot option or driver option list\r |
| 240 | \r |
| 241 | **/\r |
| 242 | EFI_STATUS\r |
| 243 | EFIAPI\r |
| 244 | BdsLibBuildOptionFromVar (\r |
| 245 | IN LIST_ENTRY *BdsCommonOptionList,\r |
| 246 | IN CHAR16 *VariableName\r |
| 247 | );\r |
| 248 | \r |
| 249 | /**\r |
| 250 | Read the EFI variable (VendorGuid/Name) and return a dynamically allocated\r |
| 251 | buffer, and the size of the buffer. If failure return NULL.\r |
| 252 | \r |
| 253 | @param Name String part of EFI variable name\r |
| 254 | @param VendorGuid GUID part of EFI variable name\r |
| 255 | @param VariableSize Returns the size of the EFI variable that was read\r |
| 256 | \r |
| 257 | @return Dynamically allocated memory that contains a copy of the EFI variable\r |
| 258 | Caller is responsible freeing the buffer.\r |
| 259 | @retval NULL Variable was not read\r |
| 260 | \r |
| 261 | **/\r |
| 262 | VOID *\r |
| 263 | EFIAPI\r |
| 264 | BdsLibGetVariableAndSize (\r |
| 265 | IN CHAR16 *Name,\r |
| 266 | IN EFI_GUID *VendorGuid,\r |
| 267 | OUT UINTN *VariableSize\r |
| 268 | );\r |
| 269 | \r |
| 270 | \r |
| 271 | /**\r |
| 272 | This function prints a series of strings.\r |
| 273 | \r |
| 274 | @param ConOut Pointer to EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL\r |
| 275 | @param ... A variable argument list containing series of\r |
| 276 | strings, the last string must be NULL.\r |
| 277 | \r |
| 278 | @retval EFI_SUCCESS Success print out the string using ConOut.\r |
| 279 | @retval EFI_STATUS Return the status of the ConOut->OutputString ().\r |
| 280 | \r |
| 281 | **/\r |
| 282 | EFI_STATUS\r |
| 283 | EFIAPI\r |
| 284 | BdsLibOutputStrings (\r |
| 285 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *ConOut,\r |
| 286 | ...\r |
| 287 | );\r |
| 288 | \r |
| 289 | /**\r |
| 290 | Build the boot#### or driver#### option from the VariableName, the\r |
| 291 | build boot#### or driver#### will also be linked to BdsCommonOptionList.\r |
| 292 | \r |
| 293 | @param BdsCommonOptionList The header of the boot#### or driver#### option\r |
| 294 | link list\r |
| 295 | @param VariableName EFI Variable name indicate if it is boot#### or\r |
| 296 | driver####\r |
| 297 | \r |
| 298 | @retval BDS_COMMON_OPTION Get the option just been created\r |
| 299 | @retval NULL Failed to get the new option\r |
| 300 | \r |
| 301 | **/\r |
| 302 | BDS_COMMON_OPTION *\r |
| 303 | EFIAPI\r |
| 304 | BdsLibVariableToOption (\r |
| 305 | IN OUT LIST_ENTRY *BdsCommonOptionList,\r |
| 306 | IN CHAR16 *VariableName\r |
| 307 | );\r |
| 308 | \r |
| 309 | /**\r |
| 310 | This function will register the new boot#### or driver#### option base on\r |
| 311 | the VariableName. The new registered boot#### or driver#### will be linked\r |
| 312 | to BdsOptionList and also update to the VariableName. After the boot#### or\r |
| 313 | driver#### updated, the BootOrder or DriverOrder will also be updated.\r |
| 314 | \r |
| 315 | @param BdsOptionList The header of the boot#### or driver#### link list\r |
| 316 | @param DevicePath The device path which the boot#### or driver####\r |
| 317 | option present\r |
| 318 | @param String The description of the boot#### or driver####\r |
| 319 | @param VariableName Indicate if the boot#### or driver#### option\r |
| 320 | \r |
| 321 | @retval EFI_SUCCESS The boot#### or driver#### have been success\r |
| 322 | registered\r |
| 323 | @retval EFI_STATUS Return the status of gRT->SetVariable ().\r |
| 324 | \r |
| 325 | **/\r |
| 326 | EFI_STATUS\r |
| 327 | EFIAPI\r |
| 328 | BdsLibRegisterNewOption (\r |
| 329 | IN LIST_ENTRY *BdsOptionList,\r |
| 330 | IN EFI_DEVICE_PATH_PROTOCOL *DevicePath,\r |
| 331 | IN CHAR16 *String,\r |
| 332 | IN CHAR16 *VariableName\r |
| 333 | );\r |
| 334 | \r |
| 335 | //\r |
| 336 | // Bds connect or disconnect driver lib funcion\r |
| 337 | //\r |
| 338 | /**\r |
| 339 | Connects all drivers to all controllers.\r |
| 340 | This function make sure all the current system driver will manage\r |
| 341 | the correspoinding controllers if have. And at the same time, make\r |
| 342 | sure all the system controllers have driver to manage it if have.\r |
| 343 | \r |
| 344 | **/\r |
| 345 | VOID\r |
| 346 | EFIAPI\r |
| 347 | BdsLibConnectAllDriversToAllControllers (\r |
| 348 | VOID\r |
| 349 | );\r |
| 350 | \r |
| 351 | /**\r |
| 352 | This function will connect all the system driver to controller\r |
| 353 | first, and then special connect the default console, this make\r |
| 354 | sure all the system controller available and the platform default\r |
| 355 | console connected.\r |
| 356 | \r |
| 357 | **/\r |
| 358 | VOID\r |
| 359 | EFIAPI\r |
| 360 | BdsLibConnectAll (\r |
| 361 | VOID\r |
| 362 | );\r |
| 363 | \r |
| 364 | /**\r |
| 365 | This function will create all handles associate with every device\r |
| 366 | path node. If the handle associate with one device path node can not\r |
| 367 | be created success, then still give one chance to do the dispatch,\r |
| 368 | which load the missing drivers if possible.\r |
| 369 | \r |
| 370 | @param DevicePathToConnect The device path which will be connected, it can be\r |
| 371 | a multi-instance device path\r |
| 372 | \r |
| 373 | @retval EFI_SUCCESS All handles associate with every device path node\r |
| 374 | have been created\r |
| 375 | @retval EFI_OUT_OF_RESOURCES There is no resource to create new handles\r |
| 376 | @retval EFI_NOT_FOUND Create the handle associate with one device path\r |
| 377 | node failed\r |
| 378 | \r |
| 379 | **/\r |
| 380 | EFI_STATUS\r |
| 381 | EFIAPI\r |
| 382 | BdsLibConnectDevicePath (\r |
| 383 | IN EFI_DEVICE_PATH_PROTOCOL *DevicePathToConnect\r |
| 384 | );\r |
| 385 | \r |
| 386 | /**\r |
| 387 | This function will connect all current system handles recursively. The\r |
| 388 | connection will finish until every handle's child handle created if it have.\r |
| 389 | \r |
| 390 | @retval EFI_SUCCESS All handles and it's child handle have been\r |
| 391 | connected\r |
| 392 | @retval EFI_STATUS Return the status of gBS->LocateHandleBuffer().\r |
| 393 | \r |
| 394 | **/\r |
| 395 | EFI_STATUS\r |
| 396 | EFIAPI\r |
| 397 | BdsLibConnectAllEfi (\r |
| 398 | VOID\r |
| 399 | );\r |
| 400 | \r |
| 401 | \r |
| 402 | /**\r |
| 403 | This function will disconnect all current system handles. The disconnection\r |
| 404 | will finish until every handle have been disconnected.\r |
| 405 | \r |
| 406 | @retval EFI_SUCCESS All handles have been disconnected\r |
| 407 | @retval EFI_STATUS Return the status of gBS->LocateHandleBuffer().\r |
| 408 | \r |
| 409 | **/\r |
| 410 | EFI_STATUS\r |
| 411 | EFIAPI\r |
| 412 | BdsLibDisconnectAllEfi (\r |
| 413 | VOID\r |
| 414 | );\r |
| 415 | \r |
| 416 | //\r |
| 417 | // Bds console related lib functions\r |
| 418 | //\r |
| 419 | /**\r |
| 420 | This function will search every simpletxt devive in current system,\r |
| 421 | and make every simpletxt device as pertantial console device.\r |
| 422 | \r |
| 423 | **/\r |
| 424 | VOID\r |
| 425 | EFIAPI\r |
| 426 | BdsLibConnectAllConsoles (\r |
| 427 | VOID\r |
| 428 | );\r |
| 429 | \r |
| 430 | \r |
| 431 | /**\r |
| 432 | This function will connect console device base on the console\r |
| 433 | device variable ConIn, ConOut and ErrOut.\r |
| 434 | \r |
| 435 | @retval EFI_SUCCESS At least one of the ConIn and ConOut device have\r |
| 436 | been connected success.\r |
| 437 | @retval EFI_STATUS Return the status of BdsLibConnectConsoleVariable ().\r |
| 438 | \r |
| 439 | **/\r |
| 440 | EFI_STATUS\r |
| 441 | EFIAPI\r |
| 442 | BdsLibConnectAllDefaultConsoles (\r |
| 443 | VOID\r |
| 444 | );\r |
| 445 | \r |
| 446 | /**\r |
| 447 | This function update console variable based on ConVarName, it can\r |
| 448 | add or remove one specific console device path from the variable\r |
| 449 | \r |
| 450 | @param ConVarName Console related variable name, ConIn, ConOut,\r |
| 451 | ErrOut.\r |
| 452 | @param CustomizedConDevicePath The console device path which will be added to\r |
| 453 | the console variable ConVarName, this parameter\r |
| 454 | can not be multi-instance.\r |
| 455 | @param ExclusiveDevicePath The console device path which will be removed\r |
| 456 | from the console variable ConVarName, this\r |
| 457 | parameter can not be multi-instance.\r |
| 458 | \r |
| 459 | @retval EFI_UNSUPPORTED The added device path is same to the removed one.\r |
| 460 | @retval EFI_SUCCESS Success add or remove the device path from the\r |
| 461 | console variable.\r |
| 462 | \r |
| 463 | **/\r |
| 464 | EFI_STATUS\r |
| 465 | EFIAPI\r |
| 466 | BdsLibUpdateConsoleVariable (\r |
| 467 | IN CHAR16 *ConVarName,\r |
| 468 | IN EFI_DEVICE_PATH_PROTOCOL *CustomizedConDevicePath,\r |
| 469 | IN EFI_DEVICE_PATH_PROTOCOL *ExclusiveDevicePath\r |
| 470 | );\r |
| 471 | \r |
| 472 | /**\r |
| 473 | Connect the console device base on the variable ConVarName, if\r |
| 474 | device path of the ConVarName is multi-instance device path, if\r |
| 475 | anyone of the instances is connected success, then this function\r |
| 476 | will return success.\r |
| 477 | \r |
| 478 | @param ConVarName Console related variable name, ConIn, ConOut,\r |
| 479 | ErrOut.\r |
| 480 | \r |
| 481 | @retval EFI_NOT_FOUND There is not any console devices connected\r |
| 482 | success\r |
| 483 | @retval EFI_SUCCESS Success connect any one instance of the console\r |
| 484 | device path base on the variable ConVarName.\r |
| 485 | \r |
| 486 | **/\r |
| 487 | EFI_STATUS\r |
| 488 | EFIAPI\r |
| 489 | BdsLibConnectConsoleVariable (\r |
| 490 | IN CHAR16 *ConVarName\r |
| 491 | );\r |
| 492 | \r |
| 493 | //\r |
| 494 | // Bds device path related lib functions\r |
| 495 | //\r |
| 496 | /**\r |
| 497 | Delete the instance in Multi which matches partly with Single instance\r |
| 498 | \r |
| 499 | @param Multi A pointer to a multi-instance device path data\r |
| 500 | structure.\r |
| 501 | @param Single A pointer to a single-instance device path data\r |
| 502 | structure.\r |
| 503 | \r |
| 504 | @return This function will remove the device path instances in Multi which partly\r |
| 505 | match with the Single, and return the result device path. If there is no\r |
| 506 | remaining device path as a result, this function will return NULL.\r |
| 507 | \r |
| 508 | **/\r |
| 509 | EFI_DEVICE_PATH_PROTOCOL *\r |
| 510 | EFIAPI\r |
| 511 | BdsLibDelPartMatchInstance (\r |
| 512 | IN EFI_DEVICE_PATH_PROTOCOL *Multi,\r |
| 513 | IN EFI_DEVICE_PATH_PROTOCOL *Single\r |
| 514 | );\r |
| 515 | \r |
| 516 | /**\r |
| 517 | Function compares a device path data structure to that of all the nodes of a\r |
| 518 | second device path instance.\r |
| 519 | \r |
| 520 | @param Multi A pointer to a multi-instance device path data\r |
| 521 | structure.\r |
| 522 | @param Single A pointer to a single-instance device path data\r |
| 523 | structure.\r |
| 524 | \r |
| 525 | @retval TRUE If the Single device path is contained within Multi device path.\r |
| 526 | @retval FALSE The Single device path is not match within Multi device path.\r |
| 527 | \r |
| 528 | **/\r |
| 529 | BOOLEAN\r |
| 530 | EFIAPI\r |
| 531 | BdsLibMatchDevicePaths (\r |
| 532 | IN EFI_DEVICE_PATH_PROTOCOL *Multi,\r |
| 533 | IN EFI_DEVICE_PATH_PROTOCOL *Single\r |
| 534 | );\r |
| 535 | \r |
| 536 | /**\r |
| 537 | This function converts an input device structure to a Unicode string.\r |
| 538 | \r |
| 539 | @param DevPath A pointer to the device path structure.\r |
| 540 | \r |
| 541 | @return A new allocated Unicode string that represents the device path.\r |
| 542 | \r |
| 543 | **/\r |
| 544 | CHAR16 *\r |
| 545 | EFIAPI\r |
| 546 | DevicePathToStr (\r |
| 547 | IN EFI_DEVICE_PATH_PROTOCOL *DevPath\r |
| 548 | );\r |
| 549 | \r |
| 550 | \r |
| 551 | //\r |
| 552 | // Internal definitions\r |
| 553 | //\r |
| 554 | typedef struct {\r |
| 555 | CHAR16 *str;\r |
| 556 | UINTN len;\r |
| 557 | UINTN maxlen;\r |
| 558 | } POOL_PRINT;\r |
| 559 | \r |
| 560 | typedef struct {\r |
| 561 | UINT8 Type;\r |
| 562 | UINT8 SubType;\r |
| 563 | VOID (*Function) (POOL_PRINT *, VOID *);\r |
| 564 | } DEVICE_PATH_STRING_TABLE;\r |
| 565 | \r |
| 566 | extern EFI_GUID mEfiDevicePathMessagingUartFlowControlGuid;\r |
| 567 | \r |
| 568 | typedef struct {\r |
| 569 | EFI_DEVICE_PATH_PROTOCOL Header;\r |
| 570 | EFI_GUID Guid;\r |
| 571 | UINT8 VendorDefinedData[1];\r |
| 572 | } VENDOR_DEVICE_PATH_WITH_DATA;\r |
| 573 | \r |
| 574 | \r |
| 575 | extern EFI_GUID mEfiDevicePathMessagingSASGuid;\r |
| 576 | \r |
| 577 | typedef struct {\r |
| 578 | EFI_DEVICE_PATH_PROTOCOL Header;\r |
| 579 | UINT16 NetworkProtocol;\r |
| 580 | UINT16 LoginOption;\r |
| 581 | UINT64 Lun;\r |
| 582 | UINT16 TargetPortalGroupTag;\r |
| 583 | CHAR16 iSCSITargetName[1];\r |
| 584 | } ISCSI_DEVICE_PATH_WITH_NAME;\r |
| 585 | \r |
| 586 | \r |
| 587 | //\r |
| 588 | // Notes: EFI 64 shadow all option rom\r |
| 589 | //\r |
| 590 | #if defined (MDE_CPU_IPF)\r |
| 591 | #define EFI64_SHADOW_ALL_LEGACY_ROM() ShadowAllOptionRom ();\r |
| 592 | #else\r |
| 593 | #define EFI64_SHADOW_ALL_LEGACY_ROM()\r |
| 594 | #endif\r |
| 595 | \r |
| 596 | /**\r |
| 597 | Shadow all Legacy OptionRom. \r |
| 598 | \r |
| 599 | **/\r |
| 600 | VOID\r |
| 601 | EFIAPI\r |
| 602 | ShadowAllOptionRom (\r |
| 603 | VOID\r |
| 604 | );\r |
| 605 | \r |
| 606 | //\r |
| 607 | // BBS support macros and functions\r |
| 608 | //\r |
| 609 | \r |
| 610 | #if defined(MDE_CPU_IA32) || defined(MDE_CPU_X64)\r |
| 611 | #define REFRESH_LEGACY_BOOT_OPTIONS \\r |
| 612 | BdsDeleteAllInvalidLegacyBootOptions ();\\r |
| 613 | BdsAddNonExistingLegacyBootOptions (); \\r |
| 614 | BdsUpdateLegacyDevOrder ()\r |
| 615 | #else\r |
| 616 | #define REFRESH_LEGACY_BOOT_OPTIONS\r |
| 617 | #endif\r |
| 618 | \r |
| 619 | /**\r |
| 620 | Delete all the invalid legacy boot options.\r |
| 621 | \r |
| 622 | @retval EFI_SUCCESS All invalide legacy boot options are deleted.\r |
| 623 | @retval EFI_OUT_OF_RESOURCES Fail to allocate necessary memory.\r |
| 624 | @retval EFI_NOT_FOUND Fail to retrive variable of boot order.\r |
| 625 | \r |
| 626 | **/\r |
| 627 | EFI_STATUS\r |
| 628 | EFIAPI\r |
| 629 | BdsDeleteAllInvalidLegacyBootOptions (\r |
| 630 | VOID\r |
| 631 | );\r |
| 632 | \r |
| 633 | /**\r |
| 634 | \r |
| 635 | Add the legacy boot options from BBS table if they do not exist.\r |
| 636 | \r |
| 637 | @retval EFI_SUCCESS The boot options are added successfully \r |
| 638 | or they are already in boot options.\r |
| 639 | \r |
| 640 | **/\r |
| 641 | EFI_STATUS\r |
| 642 | EFIAPI\r |
| 643 | BdsAddNonExistingLegacyBootOptions (\r |
| 644 | VOID\r |
| 645 | );\r |
| 646 | \r |
| 647 | /**\r |
| 648 | \r |
| 649 | Add the legacy boot devices from BBS table into \r |
| 650 | the legacy device boot order.\r |
| 651 | \r |
| 652 | @retval EFI_SUCCESS The boot devices are added successfully.\r |
| 653 | \r |
| 654 | **/\r |
| 655 | EFI_STATUS\r |
| 656 | EFIAPI\r |
| 657 | BdsUpdateLegacyDevOrder (\r |
| 658 | VOID\r |
| 659 | );\r |
| 660 | \r |
| 661 | /**\r |
| 662 | \r |
| 663 | Set the boot priority for BBS entries based on boot option entry and boot order.\r |
| 664 | \r |
| 665 | @param Entry The boot option is to be checked for refresh BBS table.\r |
| 666 | \r |
| 667 | @retval EFI_SUCCESS The boot priority for BBS entries is refreshed successfully.\r |
| 668 | \r |
| 669 | **/\r |
| 670 | EFI_STATUS\r |
| 671 | EFIAPI\r |
| 672 | BdsRefreshBbsTableForBoot (\r |
| 673 | IN BDS_COMMON_OPTION *Entry\r |
| 674 | );\r |
| 675 | \r |
| 676 | /**\r |
| 677 | \r |
| 678 | Delete boot option specified by OptionNumber and adjust the boot order.\r |
| 679 | \r |
| 680 | @param OptionNumber The boot option to be deleted.\r |
| 681 | @param BootOrder Boot order list to be adjusted by remove this boot option.\r |
| 682 | @param BootOrderSize The size of Boot order list will be modified.\r |
| 683 | \r |
| 684 | @retval EFI_SUCCESS The boot option is deleted successfully.\r |
| 685 | \r |
| 686 | **/\r |
| 687 | EFI_STATUS\r |
| 688 | EFIAPI\r |
| 689 | BdsDeleteBootOption (\r |
| 690 | IN UINTN OptionNumber,\r |
| 691 | IN OUT UINT16 *BootOrder,\r |
| 692 | IN OUT UINTN *BootOrderSize\r |
| 693 | );\r |
| 694 | \r |
| 695 | //\r |
| 696 | //The interface functions relate with Setup Browser Reset Reminder feature\r |
| 697 | //\r |
| 698 | /**\r |
| 699 | Enable the setup browser reset reminder feature.\r |
| 700 | This routine is used in platform tip. If the platform policy need the feature, use the routine to enable it.\r |
| 701 | \r |
| 702 | **/\r |
| 703 | VOID\r |
| 704 | EFIAPI\r |
| 705 | EnableResetReminderFeature (\r |
| 706 | VOID\r |
| 707 | );\r |
| 708 | \r |
| 709 | /**\r |
| 710 | Disable the setup browser reset reminder feature.\r |
| 711 | This routine is used in platform tip. If the platform policy do not want the feature, use the routine to disable it.\r |
| 712 | \r |
| 713 | **/\r |
| 714 | VOID\r |
| 715 | EFIAPI\r |
| 716 | DisableResetReminderFeature (\r |
| 717 | VOID\r |
| 718 | );\r |
| 719 | \r |
| 720 | /**\r |
| 721 | Record the info that a reset is required.\r |
| 722 | A module boolean variable is used to record whether a reset is required.\r |
| 723 | \r |
| 724 | **/\r |
| 725 | VOID\r |
| 726 | EFIAPI\r |
| 727 | EnableResetRequired (\r |
| 728 | VOID\r |
| 729 | );\r |
| 730 | \r |
| 731 | \r |
| 732 | /**\r |
| 733 | Record the info that no reset is required.\r |
| 734 | A module boolean variable is used to record whether a reset is required.\r |
| 735 | \r |
| 736 | **/\r |
| 737 | VOID\r |
| 738 | EFIAPI\r |
| 739 | DisableResetRequired (\r |
| 740 | VOID\r |
| 741 | );\r |
| 742 | \r |
| 743 | /**\r |
| 744 | Check whether platform policy enable the reset reminder feature. The default is enabled.\r |
| 745 | \r |
| 746 | **/\r |
| 747 | BOOLEAN\r |
| 748 | EFIAPI\r |
| 749 | IsResetReminderFeatureEnable (\r |
| 750 | VOID\r |
| 751 | );\r |
| 752 | \r |
| 753 | /**\r |
| 754 | Check if user changed any option setting which needs a system reset to be effective.\r |
| 755 | \r |
| 756 | **/\r |
| 757 | BOOLEAN\r |
| 758 | EFIAPI\r |
| 759 | IsResetRequired (\r |
| 760 | VOID\r |
| 761 | );\r |
| 762 | \r |
| 763 | /**\r |
| 764 | Check whether a reset is needed, and finish the reset reminder feature.\r |
| 765 | If a reset is needed, Popup a menu to notice user, and finish the feature\r |
| 766 | according to the user selection.\r |
| 767 | \r |
| 768 | **/\r |
| 769 | VOID\r |
| 770 | EFIAPI\r |
| 771 | SetupResetReminder (\r |
| 772 | VOID\r |
| 773 | );\r |
| 774 | \r |
| 775 | \r |
| 776 | /**\r |
| 777 | Get the headers (dos, image, optional header) from an image\r |
| 778 | \r |
| 779 | @param Device SimpleFileSystem device handle\r |
| 780 | @param FileName File name for the image\r |
| 781 | @param DosHeader Pointer to dos header\r |
| 782 | @param Hdr The buffer in which to return the PE32, PE32+, or TE header.\r |
| 783 | \r |
| 784 | @retval EFI_SUCCESS Successfully get the machine type.\r |
| 785 | @retval EFI_NOT_FOUND The file is not found.\r |
| 786 | @retval EFI_LOAD_ERROR File is not a valid image file.\r |
| 787 | \r |
| 788 | **/\r |
| 789 | EFI_STATUS\r |
| 790 | EFIAPI\r |
| 791 | BdsLibGetImageHeader (\r |
| 792 | IN EFI_HANDLE Device,\r |
| 793 | IN CHAR16 *FileName,\r |
| 794 | OUT EFI_IMAGE_DOS_HEADER *DosHeader,\r |
| 795 | OUT EFI_IMAGE_OPTIONAL_HEADER_PTR_UNION Hdr\r |
| 796 | );\r |
| 797 | \r |
| 798 | //\r |
| 799 | // Define the boot type which to classify the boot option type\r |
| 800 | // Different boot option type could have different boot behavior\r |
| 801 | // Use their device path node (Type + SubType) as type value\r |
| 802 | // The boot type here can be added according to requirement\r |
| 803 | //\r |
| 804 | //\r |
| 805 | // ACPI boot type. For ACPI device, cannot use sub-type to distinguish device, so hardcode their value\r |
| 806 | //\r |
| 807 | #define BDS_EFI_ACPI_FLOPPY_BOOT 0x0201\r |
| 808 | //\r |
| 809 | // Message boot type\r |
| 810 | // If a device path of boot option only point to a message node, the boot option is message boot type\r |
| 811 | //\r |
| 812 | #define BDS_EFI_MESSAGE_ATAPI_BOOT 0x0301 // Type 03; Sub-Type 01\r |
| 813 | #define BDS_EFI_MESSAGE_SCSI_BOOT 0x0302 // Type 03; Sub-Type 02\r |
| 814 | #define BDS_EFI_MESSAGE_USB_DEVICE_BOOT 0x0305 // Type 03; Sub-Type 05\r |
| 815 | #define BDS_EFI_MESSAGE_MISC_BOOT 0x03FF\r |
| 816 | //\r |
| 817 | // Media boot type\r |
| 818 | // If a device path of boot option contain a media node, the boot option is media boot type\r |
| 819 | //\r |
| 820 | #define BDS_EFI_MEDIA_HD_BOOT 0x0401 // Type 04; Sub-Type 01\r |
| 821 | #define BDS_EFI_MEDIA_CDROM_BOOT 0x0402 // Type 04; Sub-Type 02\r |
| 822 | //\r |
| 823 | // BBS boot type\r |
| 824 | // If a device path of boot option contain a BBS node, the boot option is BBS boot type\r |
| 825 | //\r |
| 826 | #define BDS_LEGACY_BBS_BOOT 0x0501 // Type 05; Sub-Type 01\r |
| 827 | \r |
| 828 | #define BDS_EFI_UNSUPPORT 0xFFFF\r |
| 829 | \r |
| 830 | //\r |
| 831 | // USB host controller Programming Interface.\r |
| 832 | //\r |
| 833 | #define PCI_CLASSC_PI_UHCI 0x00\r |
| 834 | #define PCI_CLASSC_PI_EHCI 0x20\r |
| 835 | \r |
| 836 | /**\r |
| 837 | Check whether there is a instance in BlockIoDevicePath, which contain multi device path\r |
| 838 | instances, has the same partition node with HardDriveDevicePath device path\r |
| 839 | \r |
| 840 | @param BlockIoDevicePath Multi device path instances which need to check\r |
| 841 | @param HardDriveDevicePath A device path which starts with a hard drive media\r |
| 842 | device path.\r |
| 843 | \r |
| 844 | @retval TRUE There is a matched device path instance.\r |
| 845 | @retval FALSE There is no matched device path instance.\r |
| 846 | \r |
| 847 | **/\r |
| 848 | BOOLEAN\r |
| 849 | EFIAPI\r |
| 850 | MatchPartitionDevicePathNode (\r |
| 851 | IN EFI_DEVICE_PATH_PROTOCOL *BlockIoDevicePath,\r |
| 852 | IN HARDDRIVE_DEVICE_PATH *HardDriveDevicePath\r |
| 853 | );\r |
| 854 | \r |
| 855 | \r |
| 856 | /**\r |
| 857 | Expand a device path that starts with a hard drive media device path node to be a\r |
| 858 | full device path that includes the full hardware path to the device. We need\r |
| 859 | to do this so it can be booted. As an optimizaiton the front match (the part point\r |
| 860 | to the partition node. E.g. ACPI() /PCI()/ATA()/Partition() ) is saved in a variable\r |
| 861 | so a connect all is not required on every boot. All successful history device path\r |
| 862 | which point to partition node (the front part) will be saved.\r |
| 863 | \r |
| 864 | @param HardDriveDevicePath EFI Device Path to boot, if it starts with a hard\r |
| 865 | drive media device path.\r |
| 866 | @return A Pointer to the full device path or NULL if a valid Hard Drive devic path\r |
| 867 | cannot be found.\r |
| 868 | \r |
| 869 | **/\r |
| 870 | EFI_DEVICE_PATH_PROTOCOL *\r |
| 871 | EFIAPI\r |
| 872 | BdsExpandPartitionPartialDevicePathToFull (\r |
| 873 | IN HARDDRIVE_DEVICE_PATH *HardDriveDevicePath\r |
| 874 | );\r |
| 875 | \r |
| 876 | /**\r |
| 877 | Return the bootable media handle.\r |
| 878 | First, check the device is connected\r |
| 879 | Second, check whether the device path point to a device which support SimpleFileSystemProtocol,\r |
| 880 | Third, detect the the default boot file in the Media, and return the removable Media handle.\r |
| 881 | \r |
| 882 | @param DevicePath Device Path to a bootable device\r |
| 883 | \r |
| 884 | @retval NULL The media on the DevicePath is not bootable\r |
| 885 | \r |
| 886 | **/\r |
| 887 | EFI_HANDLE\r |
| 888 | EFIAPI\r |
| 889 | BdsLibGetBootableHandle (\r |
| 890 | IN EFI_DEVICE_PATH_PROTOCOL *DevicePath\r |
| 891 | );\r |
| 892 | \r |
| 893 | \r |
| 894 | /**\r |
| 895 | Check whether the Device path in a boot option point to a valide bootable device,\r |
| 896 | And if CheckMedia is true, check the device is ready to boot now.\r |
| 897 | \r |
| 898 | @param DevPath the Device path in a boot option\r |
| 899 | @param CheckMedia if true, check the device is ready to boot now.\r |
| 900 | \r |
| 901 | @retval TRUE the Device path is valide\r |
| 902 | @retval FALSE the Device path is invalide .\r |
| 903 | \r |
| 904 | **/\r |
| 905 | BOOLEAN\r |
| 906 | EFIAPI\r |
| 907 | BdsLibIsValidEFIBootOptDevicePath (\r |
| 908 | IN EFI_DEVICE_PATH_PROTOCOL *DevPath,\r |
| 909 | IN BOOLEAN CheckMedia\r |
| 910 | );\r |
| 911 | \r |
| 912 | /**\r |
| 913 | For a bootable Device path, return its boot type.\r |
| 914 | \r |
| 915 | @param DevicePath The bootable device Path to check\r |
| 916 | \r |
| 917 | @retval BDS_EFI_MEDIA_HD_BOOT If the device path contains any media deviec path node, it is media boot type\r |
| 918 | For the floppy node, handle it as media node\r |
| 919 | @retval BDS_EFI_MEDIA_CDROM_BOOT If the device path contains any media deviec path node, it is media boot type\r |
| 920 | For the floppy node, handle it as media node\r |
| 921 | @retval BDS_EFI_ACPI_FLOPPY_BOOT If the device path contains any media deviec path node, it is media boot type\r |
| 922 | For the floppy node, handle it as media node\r |
| 923 | @retval BDS_EFI_MESSAGE_ATAPI_BOOT If the device path not contains any media deviec path node, and\r |
| 924 | its last device path node point to a message device path node, it is\r |
| 925 | \r |
| 926 | @retval BDS_EFI_MESSAGE_SCSI_BOOT If the device path not contains any media deviec path node, and\r |
| 927 | its last device path node point to a message device path node, it is\r |
| 928 | @retval BDS_EFI_MESSAGE_USB_DEVICE_BOOT If the device path not contains any media deviec path node, and\r |
| 929 | its last device path node point to a message device path node, it is\r |
| 930 | @retval BDS_EFI_MESSAGE_MISC_BOOT If the device path not contains any media deviec path node, and\r |
| 931 | its last device path node point to a message device path node, it is\r |
| 932 | @retval BDS_LEGACY_BBS_BOOT Legacy boot type\r |
| 933 | @retval BDS_EFI_UNSUPPORT An EFI Removable BlockIO device path not point to a media and message devie, \r |
| 934 | \r |
| 935 | **/\r |
| 936 | UINT32\r |
| 937 | EFIAPI\r |
| 938 | BdsGetBootTypeFromDevicePath (\r |
| 939 | IN EFI_DEVICE_PATH_PROTOCOL *DevicePath\r |
| 940 | );\r |
| 941 | \r |
| 942 | \r |
| 943 | /**\r |
| 944 | This routine register a function to adjust the different type memory page number\r |
| 945 | just before booting and save the updated info into the variable for next boot to use.\r |
| 946 | \r |
| 947 | **/\r |
| 948 | VOID\r |
| 949 | EFIAPI\r |
| 950 | BdsLibSaveMemoryTypeInformation (\r |
| 951 | VOID\r |
| 952 | );\r |
| 953 | \r |
| 954 | \r |
| 955 | /**\r |
| 956 | According to a file guild, check a Fv file device path is valid. If it is invalid,\r |
| 957 | try to return the valid device path.\r |
| 958 | FV address maybe changes for memory layout adjust from time to time, use this funciton\r |
| 959 | could promise the Fv file device path is right.\r |
| 960 | \r |
| 961 | @param DevicePath on input, the Fv file device path need to check on\r |
| 962 | output, the updated valid Fv file device path\r |
| 963 | @param FileGuid the Fv file guild\r |
| 964 | \r |
| 965 | @retval EFI_INVALID_PARAMETER the input DevicePath or FileGuid is invalid\r |
| 966 | parameter\r |
| 967 | @retval EFI_UNSUPPORTED the input DevicePath does not contain Fv file\r |
| 968 | guild at all\r |
| 969 | @retval EFI_ALREADY_STARTED the input DevicePath has pointed to Fv file, it is\r |
| 970 | valid\r |
| 971 | @retval EFI_SUCCESS has successfully updated the invalid DevicePath,\r |
| 972 | and return the updated device path in DevicePath\r |
| 973 | \r |
| 974 | **/\r |
| 975 | EFI_STATUS\r |
| 976 | EFIAPI\r |
| 977 | BdsLibUpdateFvFileDevicePath (\r |
| 978 | IN OUT EFI_DEVICE_PATH_PROTOCOL ** DevicePath,\r |
| 979 | IN EFI_GUID *FileGuid\r |
| 980 | );\r |
| 981 | \r |
| 982 | \r |
| 983 | /**\r |
| 984 | Connect the specific Usb device which match the short form device path,\r |
| 985 | and whose bus is determined by Host Controller (Uhci or Ehci)\r |
| 986 | \r |
| 987 | @param HostControllerPI Uhci (0x00) or Ehci (0x20) or Both uhci and ehci\r |
| 988 | (0xFF)\r |
| 989 | @param RemainingDevicePath a short-form device path that starts with the first\r |
| 990 | element being a USB WWID or a USB Class device\r |
| 991 | path\r |
| 992 | \r |
| 993 | @retval EFI_SUCCESS The specific Usb device is connected successfully.\r |
| 994 | @retval EFI_INVALID_PARAMETER Invalid HostControllerPi (not 0x00, 0x20 or 0xFF) \r |
| 995 | or RemainingDevicePath is not the USB class device path.\r |
| 996 | @retval EFI_NOT_FOUND The device specified by device path is not found.\r |
| 997 | \r |
| 998 | **/\r |
| 999 | EFI_STATUS\r |
| 1000 | EFIAPI\r |
| 1001 | BdsLibConnectUsbDevByShortFormDP(\r |
| 1002 | IN UINT8 HostControllerPI,\r |
| 1003 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r |
| 1004 | );\r |
| 1005 | \r |
| 1006 | \r |
| 1007 | //\r |
| 1008 | // The implementation of this function is provided by Platform code.\r |
| 1009 | //\r |
| 1010 | /**\r |
| 1011 | Convert Vendor device path to device name.\r |
| 1012 | \r |
| 1013 | @param Str The buffer store device name\r |
| 1014 | @param DevPath Pointer to vendor device path\r |
| 1015 | \r |
| 1016 | **/\r |
| 1017 | VOID\r |
| ddac74d1 |
1018 | DevPathVendor (\r |
| 1019 | IN OUT POOL_PRINT *Str,\r |
| 1020 | IN VOID *DevPath\r |
| 1021 | );\r |
| 1022 | \r |
| 1023 | /**\r |
| 1024 | Concatenates a formatted unicode string to allocated pool.\r |
| 1025 | The caller must free the resulting buffer.\r |
| 1026 | \r |
| 1027 | @param Str Tracks the allocated pool, size in use, and amount of pool allocated.\r |
| 1028 | @param fmt The format string\r |
| 1029 | @param ... The data will be printed.\r |
| 1030 | \r |
| 1031 | @return Allocated buffer with the formatted string printed in it.\r |
| 1032 | The caller must free the allocated buffer.\r |
| 1033 | The buffer allocation is not packed.\r |
| 1034 | \r |
| 1035 | **/\r |
| 1036 | CHAR16 *\r |
| 1037 | EFIAPI\r |
| 1038 | CatPrint (\r |
| 1039 | IN OUT POOL_PRINT *Str,\r |
| 1040 | IN CHAR16 *fmt,\r |
| 1041 | ...\r |
| 1042 | );\r |
| 1043 | \r |
| 1044 | /**\r |
| 1045 | Use Console Control to turn off UGA based Simple Text Out consoles from going\r |
| 1046 | to the UGA device. Put up LogoFile on every UGA device that is a console\r |
| 1047 | \r |
| 1048 | @param[in] LogoFile File name of logo to display on the center of the screen.\r |
| 1049 | \r |
| 1050 | @retval EFI_SUCCESS ConsoleControl has been flipped to graphics and logo displayed.\r |
| 1051 | @retval EFI_UNSUPPORTED Logo not found\r |
| 1052 | \r |
| 1053 | **/\r |
| 1054 | EFI_STATUS\r |
| 1055 | EFIAPI\r |
| 1056 | EnableQuietBoot (\r |
| 1057 | IN EFI_GUID *LogoFile\r |
| 1058 | );\r |
| 1059 | \r |
| 1060 | \r |
| 1061 | /**\r |
| 1062 | Use Console Control to turn on UGA based Simple Text Out consoles. The UGA \r |
| 1063 | Simple Text Out screens will now be synced up with all non UGA output devices\r |
| 1064 | \r |
| 1065 | @retval EFI_SUCCESS UGA devices are back in text mode and synced up.\r |
| 1066 | \r |
| 1067 | **/\r |
| 1068 | EFI_STATUS\r |
| 1069 | EFIAPI\r |
| 1070 | DisableQuietBoot (\r |
| 1071 | VOID\r |
| 1072 | );\r |
| 1073 | \r |
| 1074 | /**\r |
| 1075 | Use Console Control Protocol to lock the Console In Spliter virtual handle. \r |
| 1076 | This is the ConInHandle and ConIn handle in the EFI system table. All key\r |
| 1077 | presses will be ignored until the Password is typed in. The only way to\r |
| 1078 | disable the password is to type it in to a ConIn device.\r |
| 1079 | \r |
| 1080 | @param Password Password used to lock ConIn device.\r |
| 1081 | \r |
| 1082 | @retval EFI_SUCCESS lock the Console In Spliter virtual handle successfully.\r |
| 1083 | @retval EFI_UNSUPPORTED Password not found\r |
| 1084 | \r |
| 1085 | **/\r |
| 1086 | EFI_STATUS\r |
| 1087 | EFIAPI\r |
| 1088 | LockKeyboards (\r |
| 1089 | IN CHAR16 *Password\r |
| 1090 | );\r |
| 1091 | \r |
| 1092 | #endif\r |
| 1093 | \r |
projects / mirror_edk2.git / blame