MdeModulePkg: Refine the code in BootMaintenanceManagerUiLib
[mirror_edk2.git] / MdeModulePkg / Library / BootMaintenanceManagerUiLib / BootMaintenanceManager.h
1 /** @file
2 Header file for boot maintenance module.
3
4 Copyright (c) 2004 - 2016, Intel Corporation. All rights reserved.<BR>
5 This program and the accompanying materials
6 are licensed and made available under the terms and conditions of the BSD License
7 which accompanies this distribution. The full text of the license may be found at
8 http://opensource.org/licenses/bsd-license.php
9
10 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
11 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
12
13 **/
14
15 #ifndef _BOOT_MAINT_H_
16 #define _BOOT_MAINT_H_
17
18 #include "FormGuid.h"
19
20 #include <Guid/TtyTerm.h>
21 #include <Guid/MdeModuleHii.h>
22 #include <Guid/FileSystemVolumeLabelInfo.h>
23 #include <Guid/GlobalVariable.h>
24 #include <Guid/HiiBootMaintenanceFormset.h>
25
26 #include <Protocol/LoadFile.h>
27 #include <Protocol/HiiConfigAccess.h>
28 #include <Protocol/SimpleFileSystem.h>
29 #include <Protocol/SerialIo.h>
30 #include <Protocol/DevicePathToText.h>
31
32 #include <Library/PrintLib.h>
33 #include <Library/DebugLib.h>
34 #include <Library/BaseMemoryLib.h>
35 #include <Library/UefiBootServicesTableLib.h>
36 #include <Library/UefiLib.h>
37 #include <Library/MemoryAllocationLib.h>
38 #include <Library/UefiRuntimeServicesTableLib.h>
39 #include <Library/DevicePathLib.h>
40 #include <Library/HiiLib.h>
41 #include <Library/UefiHiiServicesLib.h>
42 #include <Library/UefiBootManagerLib.h>
43 #include <Library/FileExplorerLib.h>
44
45 #pragma pack(1)
46
47 ///
48 /// HII specific Vendor Device Path definition.
49 ///
50 typedef struct {
51 VENDOR_DEVICE_PATH VendorDevicePath;
52 EFI_DEVICE_PATH_PROTOCOL End;
53 } HII_VENDOR_DEVICE_PATH;
54 #pragma pack()
55
56 //
57 // Constants which are variable names used to access variables
58 //
59
60 #define VAR_CON_OUT_MODE L"ConOutMode"
61
62 //
63 // Variable created with this flag will be "Efi:...."
64 //
65 #define VAR_FLAG EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS | EFI_VARIABLE_NON_VOLATILE
66
67 extern EFI_GUID mBootMaintGuid;
68 extern CHAR16 mBootMaintStorageName[];
69 //
70 // These are the VFR compiler generated data representing our VFR data.
71 //
72 extern UINT8 BootMaintenanceManagerBin[];
73
74 //
75 // Below are the number of options in Baudrate, Databits,
76 // Parity and Stopbits selection for serial ports.
77 //
78 #define BM_COM_ATTR_BUADRATE 19
79 #define BM_COM_ATTR_DATABITS 4
80 #define BM_COM_ATTR_PARITY 5
81 #define BM_COM_ATTR_STOPBITS 3
82
83 //
84 // Callback function helper
85 //
86 #define BMM_CALLBACK_DATA_SIGNATURE SIGNATURE_32 ('C', 'b', 'c', 'k')
87 #define BMM_CALLBACK_DATA_FROM_THIS(a) CR (a, BMM_CALLBACK_DATA, BmmConfigAccess, BMM_CALLBACK_DATA_SIGNATURE)
88
89 //
90 // Enumeration type definition
91 //
92 typedef UINT8 BBS_TYPE;
93
94 typedef enum _TYPE_OF_TERMINAL {
95 TerminalTypePcAnsi = 0,
96 TerminalTypeVt100,
97 TerminalTypeVt100Plus,
98 TerminalTypeVtUtf8,
99 TerminalTypeTtyTerm
100 } TYPE_OF_TERMINAL;
101
102 //
103 // All of the signatures that will be used in list structure
104 //
105 #define BM_MENU_OPTION_SIGNATURE SIGNATURE_32 ('m', 'e', 'n', 'u')
106 #define BM_LOAD_OPTION_SIGNATURE SIGNATURE_32 ('l', 'o', 'a', 'd')
107 #define BM_CONSOLE_OPTION_SIGNATURE SIGNATURE_32 ('c', 'n', 's', 'l')
108 #define BM_FILE_OPTION_SIGNATURE SIGNATURE_32 ('f', 'i', 'l', 'e')
109 #define BM_HANDLE_OPTION_SIGNATURE SIGNATURE_32 ('h', 'n', 'd', 'l')
110 #define BM_TERMINAL_OPTION_SIGNATURE SIGNATURE_32 ('t', 'r', 'm', 'l')
111 #define BM_MENU_ENTRY_SIGNATURE SIGNATURE_32 ('e', 'n', 't', 'r')
112
113 #define BM_LOAD_CONTEXT_SELECT 0x0
114 #define BM_CONSOLE_CONTEXT_SELECT 0x1
115 #define BM_FILE_CONTEXT_SELECT 0x2
116 #define BM_HANDLE_CONTEXT_SELECT 0x3
117 #define BM_TERMINAL_CONTEXT_SELECT 0x5
118
119 #define BM_CONSOLE_IN_CONTEXT_SELECT 0x6
120 #define BM_CONSOLE_OUT_CONTEXT_SELECT 0x7
121 #define BM_CONSOLE_ERR_CONTEXT_SELECT 0x8
122
123 //
124 // Buffer size for update data
125 //
126 #define UPDATE_DATA_SIZE 0x100000
127
128 //
129 // Namespace of callback keys used in display and file system navigation
130 //
131 #define MAX_BBS_OFFSET 0xE000
132 #define NET_OPTION_OFFSET 0xD800
133 #define BEV_OPTION_OFFSET 0xD000
134 #define FD_OPTION_OFFSET 0xC000
135 #define HD_OPTION_OFFSET 0xB000
136 #define CD_OPTION_OFFSET 0xA000
137 #define FILE_OPTION_OFFSET 0x8000
138 #define FILE_OPTION_MASK 0x7FFF
139 #define HANDLE_OPTION_OFFSET 0x7000
140 #define CONSOLE_OPTION_OFFSET 0x6000
141 #define TERMINAL_OPTION_OFFSET 0x5000
142 #define CONFIG_OPTION_OFFSET 0x1200
143 #define KEY_VALUE_OFFSET 0x1100
144 #define FORM_ID_OFFSET 0x1000
145
146 //
147 // VarOffset that will be used to create question
148 // all these values are computed from the structure
149 // defined below
150 //
151 #define VAR_OFFSET(Field) ((UINT16) ((UINTN) &(((BMM_FAKE_NV_DATA *) 0)->Field)))
152
153 //
154 // Question Id of Zero is invalid, so add an offset to it
155 //
156 #define QUESTION_ID(Field) (VAR_OFFSET (Field) + CONFIG_OPTION_OFFSET)
157
158 #define BOOT_TIME_OUT_VAR_OFFSET VAR_OFFSET (BootTimeOut)
159 #define BOOT_NEXT_VAR_OFFSET VAR_OFFSET (BootNext)
160 #define COM1_BAUD_RATE_VAR_OFFSET VAR_OFFSET (COM1BaudRate)
161 #define COM1_DATA_RATE_VAR_OFFSET VAR_OFFSET (COM1DataRate)
162 #define COM1_STOP_BITS_VAR_OFFSET VAR_OFFSET (COM1StopBits)
163 #define COM1_PARITY_VAR_OFFSET VAR_OFFSET (COM1Parity)
164 #define COM1_TERMINAL_VAR_OFFSET VAR_OFFSET (COM2TerminalType)
165 #define COM2_BAUD_RATE_VAR_OFFSET VAR_OFFSET (COM2BaudRate)
166 #define COM2_DATA_RATE_VAR_OFFSET VAR_OFFSET (COM2DataRate)
167 #define COM2_STOP_BITS_VAR_OFFSET VAR_OFFSET (COM2StopBits)
168 #define COM2_PARITY_VAR_OFFSET VAR_OFFSET (COM2Parity)
169 #define COM2_TERMINAL_VAR_OFFSET VAR_OFFSET (COM2TerminalType)
170 #define DRV_ADD_HANDLE_DESC_VAR_OFFSET VAR_OFFSET (DriverAddHandleDesc)
171 #define DRV_ADD_ACTIVE_VAR_OFFSET VAR_OFFSET (DriverAddActive)
172 #define DRV_ADD_RECON_VAR_OFFSET VAR_OFFSET (DriverAddForceReconnect)
173 #define CON_IN_COM1_VAR_OFFSET VAR_OFFSET (ConsoleInputCOM1)
174 #define CON_IN_COM2_VAR_OFFSET VAR_OFFSET (ConsoleInputCOM2)
175 #define CON_OUT_COM1_VAR_OFFSET VAR_OFFSET (ConsoleOutputCOM1)
176 #define CON_OUT_COM2_VAR_OFFSET VAR_OFFSET (ConsoleOutputCOM2)
177 #define CON_ERR_COM1_VAR_OFFSET VAR_OFFSET (ConsoleErrorCOM1)
178 #define CON_ERR_COM2_VAR_OFFSET VAR_OFFSET (ConsoleErrorCOM2)
179 #define CON_MODE_VAR_OFFSET VAR_OFFSET (ConsoleOutMode)
180 #define CON_DEVICE_VAR_OFFSET VAR_OFFSET (ConsoleCheck)
181 #define CON_IN_DEVICE_VAR_OFFSET VAR_OFFSET (ConsoleInCheck)
182 #define CON_OUT_DEVICE_VAR_OFFSET VAR_OFFSET (ConsoleOutCheck)
183 #define CON_ERR_DEVICE_VAR_OFFSET VAR_OFFSET (ConsoleErrCheck)
184 #define BOOT_OPTION_ORDER_VAR_OFFSET VAR_OFFSET (BootOptionOrder)
185 #define DRIVER_OPTION_ORDER_VAR_OFFSET VAR_OFFSET (DriverOptionOrder)
186 #define BOOT_OPTION_DEL_VAR_OFFSET VAR_OFFSET (BootOptionDel)
187 #define DRIVER_OPTION_DEL_VAR_OFFSET VAR_OFFSET (DriverOptionDel)
188 #define DRIVER_ADD_OPTION_VAR_OFFSET VAR_OFFSET (DriverAddHandleOptionalData)
189 #define COM_BAUD_RATE_VAR_OFFSET VAR_OFFSET (COMBaudRate)
190 #define COM_DATA_RATE_VAR_OFFSET VAR_OFFSET (COMDataRate)
191 #define COM_STOP_BITS_VAR_OFFSET VAR_OFFSET (COMStopBits)
192 #define COM_PARITY_VAR_OFFSET VAR_OFFSET (COMParity)
193 #define COM_TERMINAL_VAR_OFFSET VAR_OFFSET (COMTerminalType)
194 #define COM_FLOWCONTROL_VAR_OFFSET VAR_OFFSET (COMFlowControl)
195
196 #define BOOT_TIME_OUT_QUESTION_ID QUESTION_ID (BootTimeOut)
197 #define BOOT_NEXT_QUESTION_ID QUESTION_ID (BootNext)
198 #define COM1_BAUD_RATE_QUESTION_ID QUESTION_ID (COM1BaudRate)
199 #define COM1_DATA_RATE_QUESTION_ID QUESTION_ID (COM1DataRate)
200 #define COM1_STOP_BITS_QUESTION_ID QUESTION_ID (COM1StopBits)
201 #define COM1_PARITY_QUESTION_ID QUESTION_ID (COM1Parity)
202 #define COM1_TERMINAL_QUESTION_ID QUESTION_ID (COM2TerminalType)
203 #define COM2_BAUD_RATE_QUESTION_ID QUESTION_ID (COM2BaudRate)
204 #define COM2_DATA_RATE_QUESTION_ID QUESTION_ID (COM2DataRate)
205 #define COM2_STOP_BITS_QUESTION_ID QUESTION_ID (COM2StopBits)
206 #define COM2_PARITY_QUESTION_ID QUESTION_ID (COM2Parity)
207 #define COM2_TERMINAL_QUESTION_ID QUESTION_ID (COM2TerminalType)
208 #define DRV_ADD_HANDLE_DESC_QUESTION_ID QUESTION_ID (DriverAddHandleDesc)
209 #define DRV_ADD_ACTIVE_QUESTION_ID QUESTION_ID (DriverAddActive)
210 #define DRV_ADD_RECON_QUESTION_ID QUESTION_ID (DriverAddForceReconnect)
211 #define CON_IN_COM1_QUESTION_ID QUESTION_ID (ConsoleInputCOM1)
212 #define CON_IN_COM2_QUESTION_ID QUESTION_ID (ConsoleInputCOM2)
213 #define CON_OUT_COM1_QUESTION_ID QUESTION_ID (ConsoleOutputCOM1)
214 #define CON_OUT_COM2_QUESTION_ID QUESTION_ID (ConsoleOutputCOM2)
215 #define CON_ERR_COM1_QUESTION_ID QUESTION_ID (ConsoleErrorCOM1)
216 #define CON_ERR_COM2_QUESTION_ID QUESTION_ID (ConsoleErrorCOM2)
217 #define CON_MODE_QUESTION_ID QUESTION_ID (ConsoleOutMode)
218 #define CON_DEVICE_QUESTION_ID QUESTION_ID (ConsoleCheck)
219 #define CON_IN_DEVICE_QUESTION_ID QUESTION_ID (ConsoleInCheck)
220 #define CON_OUT_DEVICE_QUESTION_ID QUESTION_ID (ConsoleOutCheck)
221 #define CON_ERR_DEVICE_QUESTION_ID QUESTION_ID (ConsoleErrCheck)
222 #define BOOT_OPTION_ORDER_QUESTION_ID QUESTION_ID (BootOptionOrder)
223 #define DRIVER_OPTION_ORDER_QUESTION_ID QUESTION_ID (DriverOptionOrder)
224 #define BOOT_OPTION_DEL_QUESTION_ID QUESTION_ID (BootOptionDel)
225 #define DRIVER_OPTION_DEL_QUESTION_ID QUESTION_ID (DriverOptionDel)
226 #define DRIVER_ADD_OPTION_QUESTION_ID QUESTION_ID (DriverAddHandleOptionalData)
227 #define COM_BAUD_RATE_QUESTION_ID QUESTION_ID (COMBaudRate)
228 #define COM_DATA_RATE_QUESTION_ID QUESTION_ID (COMDataRate)
229 #define COM_STOP_BITS_QUESTION_ID QUESTION_ID (COMStopBits)
230 #define COM_PARITY_QUESTION_ID QUESTION_ID (COMParity)
231 #define COM_TERMINAL_QUESTION_ID QUESTION_ID (COMTerminalType)
232 #define COM_FLOWCONTROL_QUESTION_ID QUESTION_ID (COMFlowControl)
233
234 #define STRING_DEPOSITORY_NUMBER 8
235
236 #define NONE_BOOTNEXT_VALUE (0xFFFF + 1)
237
238 ///
239 /// Serial Ports attributes, first one is the value for
240 /// return from callback function, stringtoken is used to
241 /// display the value properly
242 ///
243 typedef struct {
244 UINTN Value;
245 UINT16 StringToken;
246 } COM_ATTR;
247
248 typedef struct {
249 UINT64 BaudRate;
250 UINT8 DataBits;
251 UINT8 Parity;
252 UINT8 StopBits;
253
254 UINT8 BaudRateIndex;
255 UINT8 DataBitsIndex;
256 UINT8 ParityIndex;
257 UINT8 StopBitsIndex;
258
259 UINT8 FlowControl;
260
261 UINT8 IsConIn;
262 UINT8 IsConOut;
263 UINT8 IsStdErr;
264 UINT8 TerminalType;
265
266 EFI_DEVICE_PATH_PROTOCOL *DevicePath;
267 } BM_TERMINAL_CONTEXT;
268
269 typedef struct {
270 BOOLEAN IsBootNext;
271 BOOLEAN Deleted;
272
273 BOOLEAN IsLegacy;
274
275 UINT32 Attributes;
276 UINT16 FilePathListLength;
277 UINT16 *Description;
278 EFI_DEVICE_PATH_PROTOCOL *FilePathList;
279 UINT8 *OptionalData;
280 } BM_LOAD_CONTEXT;
281
282 typedef struct {
283
284 BOOLEAN IsActive;
285
286 BOOLEAN IsTerminal;
287
288 EFI_DEVICE_PATH_PROTOCOL *DevicePath;
289 } BM_CONSOLE_CONTEXT;
290
291 typedef struct {
292 UINTN Column;
293 UINTN Row;
294 } CONSOLE_OUT_MODE;
295
296 typedef struct {
297 EFI_HANDLE Handle;
298 EFI_DEVICE_PATH_PROTOCOL *DevicePath;
299 EFI_FILE_HANDLE FHandle;
300 UINT16 *FileName;
301 EFI_FILE_SYSTEM_VOLUME_LABEL *Info;
302
303 BOOLEAN IsRoot;
304 BOOLEAN IsDir;
305 BOOLEAN IsRemovableMedia;
306 BOOLEAN IsLoadFile;
307 BOOLEAN IsBootLegacy;
308 } BM_FILE_CONTEXT;
309
310 typedef struct {
311 EFI_HANDLE Handle;
312 EFI_DEVICE_PATH_PROTOCOL *DevicePath;
313 } BM_HANDLE_CONTEXT;
314
315 typedef struct {
316 UINTN Signature;
317 LIST_ENTRY Head;
318 UINTN MenuNumber;
319 } BM_MENU_OPTION;
320
321 typedef struct {
322 UINTN Signature;
323 LIST_ENTRY Link;
324 UINTN OptionNumber;
325 UINT16 *DisplayString;
326 UINT16 *HelpString;
327 EFI_STRING_ID DisplayStringToken;
328 EFI_STRING_ID HelpStringToken;
329 UINTN ContextSelection;
330 VOID *VariableContext;
331 } BM_MENU_ENTRY;
332
333 typedef struct {
334
335 UINTN Signature;
336
337 EFI_HII_HANDLE BmmHiiHandle;
338 EFI_HANDLE BmmDriverHandle;
339 ///
340 /// Boot Maintenance Manager Produced protocols
341 ///
342 EFI_HII_CONFIG_ACCESS_PROTOCOL BmmConfigAccess;
343 EFI_FORM_BROWSER2_PROTOCOL *FormBrowser2;
344
345 BM_MENU_ENTRY *MenuEntry;
346 BM_HANDLE_CONTEXT *HandleContext;
347 BM_FILE_CONTEXT *FileContext;
348 BM_LOAD_CONTEXT *LoadContext;
349 BM_TERMINAL_CONTEXT *TerminalContext;
350 UINTN CurrentTerminal;
351 BBS_TYPE BbsType;
352
353 //
354 // BMM main formset callback data.
355 //
356
357 EFI_FORM_ID BmmCurrentPageId;
358 EFI_FORM_ID BmmPreviousPageId;
359 BOOLEAN BmmAskSaveOrNot;
360 BMM_FAKE_NV_DATA BmmFakeNvData;
361 BMM_FAKE_NV_DATA BmmOldFakeNVData;
362
363 } BMM_CALLBACK_DATA;
364
365 /**
366
367 Find drivers that will be added as Driver#### variables from handles
368 in current system environment
369 All valid handles in the system except those consume SimpleFs, LoadFile
370 are stored in DriverMenu for future use.
371
372 @retval EFI_SUCCESS The function complets successfully.
373 @return Other value if failed to build the DriverMenu.
374
375 **/
376 EFI_STATUS
377 BOpt_FindDrivers (
378 VOID
379 );
380
381 /**
382
383 Build the BootOptionMenu according to BootOrder Variable.
384 This Routine will access the Boot#### to get EFI_LOAD_OPTION.
385
386 @param CallbackData The BMM context data.
387
388 @return The number of the Var Boot####.
389
390 **/
391 EFI_STATUS
392 BOpt_GetBootOptions (
393 IN BMM_CALLBACK_DATA *CallbackData
394 );
395
396 /**
397
398 Build up all DriverOptionMenu
399
400 @param CallbackData The BMM context data.
401
402 @return EFI_SUCESS The functin completes successfully.
403 @retval EFI_OUT_OF_RESOURCES Not enough memory to compete the operation.
404
405
406 **/
407 EFI_STATUS
408 BOpt_GetDriverOptions (
409 IN BMM_CALLBACK_DATA *CallbackData
410 );
411
412 /**
413 Free resources allocated in Allocate Rountine.
414
415 @param FreeMenu Menu to be freed
416
417 **/
418 VOID
419 BOpt_FreeMenu (
420 BM_MENU_OPTION *FreeMenu
421 );
422
423 /**
424
425 Get the Option Number that has not been allocated for use.
426
427 @param Type The type of Option.
428
429 @return The available Option Number.
430
431 **/
432 UINT16
433 BOpt_GetOptionNumber (
434 CHAR16 *Type
435 );
436
437 /**
438
439 Get the Option Number for Boot#### that does not used.
440
441 @return The available Option Number.
442
443 **/
444 UINT16
445 BOpt_GetBootOptionNumber (
446 VOID
447 );
448
449 /**
450
451 Get the Option Number for Driver#### that does not used.
452
453 @return The unused Option Number.
454
455 **/
456 UINT16
457 BOpt_GetDriverOptionNumber (
458 VOID
459 );
460
461 /**
462 Create a menu entry give a Menu type.
463
464 @param MenuType The Menu type to be created.
465
466
467 @retval NULL If failed to create the menu.
468 @return The menu.
469
470 **/
471 BM_MENU_ENTRY *
472 BOpt_CreateMenuEntry (
473 UINTN MenuType
474 );
475
476 /**
477 Free up all resource allocated for a BM_MENU_ENTRY.
478
479 @param MenuEntry A pointer to BM_MENU_ENTRY.
480
481 **/
482 VOID
483 BOpt_DestroyMenuEntry (
484 BM_MENU_ENTRY *MenuEntry
485 );
486
487 /**
488 Get the Menu Entry from the list in Menu Entry List.
489
490 If MenuNumber is great or equal to the number of Menu
491 Entry in the list, then ASSERT.
492
493 @param MenuOption The Menu Entry List to read the menu entry.
494 @param MenuNumber The index of Menu Entry.
495
496 @return The Menu Entry.
497
498 **/
499 BM_MENU_ENTRY *
500 BOpt_GetMenuEntry (
501 BM_MENU_OPTION *MenuOption,
502 UINTN MenuNumber
503 );
504
505 /**
506 Get option number according to Boot#### and BootOrder variable.
507 The value is saved as #### + 1.
508
509 @param CallbackData The BMM context data.
510 **/
511 VOID
512 GetBootOrder (
513 IN BMM_CALLBACK_DATA *CallbackData
514 );
515
516 /**
517 Get driver option order from globalc DriverOptionMenu.
518
519 @param CallbackData The BMM context data.
520
521 **/
522 VOID
523 GetDriverOrder (
524 IN BMM_CALLBACK_DATA *CallbackData
525 );
526
527 //
528 // Locate all serial io devices for console
529 //
530 /**
531 Build a list containing all serial devices.
532
533 @retval EFI_SUCCESS The function complete successfully.
534 @retval EFI_UNSUPPORTED No serial ports present.
535
536 **/
537 EFI_STATUS
538 LocateSerialIo (
539 VOID
540 );
541
542 //
543 // Initializing Console menu
544 //
545 /**
546 Build up ConsoleOutMenu, ConsoleInpMenu and ConsoleErrMenu
547
548 @retval EFI_SUCCESS The function always complete successfully.
549
550 **/
551 EFI_STATUS
552 GetAllConsoles(
553 VOID
554 );
555
556 //
557 // Get current mode information
558 //
559 /**
560 Get mode number according to column and row
561
562 @param CallbackData The BMM context data.
563 **/
564 VOID
565 GetConsoleOutMode (
566 IN BMM_CALLBACK_DATA *CallbackData
567 );
568
569 //
570 // Cleaning up console menu
571 //
572 /**
573 Free ConsoleOutMenu, ConsoleInpMenu and ConsoleErrMenu
574
575 @retval EFI_SUCCESS The function always complete successfully.
576 **/
577 EFI_STATUS
578 FreeAllConsoles (
579 VOID
580 );
581
582 /**
583 Update the device path that describing a terminal device
584 based on the new BaudRate, Data Bits, parity and Stop Bits
585 set.
586
587 @param DevicePath The devicepath protocol instance wanted to be updated.
588
589 **/
590 VOID
591 ChangeVariableDevicePath (
592 IN OUT EFI_DEVICE_PATH_PROTOCOL *DevicePath
593 );
594
595 /**
596 Update the multi-instance device path of Terminal Device based on
597 the global TerminalMenu. If ChangeTernimal is TRUE, the terminal
598 device path in the Terminal Device in TerminalMenu is also updated.
599
600 @param DevicePath The multi-instance device path.
601 @param ChangeTerminal TRUE, then device path in the Terminal Device
602 in TerminalMenu is also updated; FALSE, no update.
603
604 @return EFI_SUCCESS The function completes successfully.
605
606 **/
607 EFI_STATUS
608 ChangeTerminalDevicePath (
609 IN OUT EFI_DEVICE_PATH_PROTOCOL *DevicePath,
610 IN BOOLEAN ChangeTerminal
611 );
612
613 //
614 // Variable operation by menu selection
615 //
616 /**
617 This function create a currently loaded Boot Option from
618 the BMM. It then appends this Boot Option to the end of
619 the "BootOrder" list. It also append this Boot Opotion to the end
620 of BootOptionMenu.
621
622 @param CallbackData The BMM context data.
623
624 @retval EFI_OUT_OF_RESOURCES If not enought memory to complete the operation.
625 @retval EFI_SUCCESS If function completes successfully.
626
627 **/
628 EFI_STATUS
629 Var_UpdateBootOption (
630 IN BMM_CALLBACK_DATA *CallbackData
631 );
632
633 /**
634 Delete Boot Option that represent a Deleted state in BootOptionMenu.
635 After deleting this boot option, call Var_ChangeBootOrder to
636 make sure BootOrder is in valid state.
637
638 @retval EFI_SUCCESS If all boot load option EFI Variables corresponding to
639 BM_LOAD_CONTEXT marked for deletion is deleted
640 @return Others If failed to update the "BootOrder" variable after deletion.
641
642 **/
643 EFI_STATUS
644 Var_DelBootOption (
645 VOID
646 );
647
648 /**
649 After any operation on Boot####, there will be a discrepancy in BootOrder.
650 Since some are missing but in BootOrder, while some are present but are
651 not reflected by BootOrder. Then a function rebuild BootOrder from
652 scratch by content from BootOptionMenu is needed.
653
654 @retval EFI_SUCCESS The boot order is updated successfully.
655 @return other than EFI_SUCCESS if failed to change the "BootOrder" EFI Variable.
656
657 **/
658 EFI_STATUS
659 Var_ChangeBootOrder (
660 VOID
661 );
662
663 /**
664 This function create a currently loaded Drive Option from
665 the BMM. It then appends this Driver Option to the end of
666 the "DriverOrder" list. It append this Driver Opotion to the end
667 of DriverOptionMenu.
668
669 @param CallbackData The BMM context data.
670 @param HiiHandle The HII handle associated with the BMM formset.
671 @param DescriptionData The description of this driver option.
672 @param OptionalData The optional load option.
673 @param ForceReconnect If to force reconnect.
674
675 @retval EFI_OUT_OF_RESOURCES If not enought memory to complete the operation.
676 @retval EFI_SUCCESS If function completes successfully.
677
678 **/
679 EFI_STATUS
680 Var_UpdateDriverOption (
681 IN BMM_CALLBACK_DATA *CallbackData,
682 IN EFI_HII_HANDLE HiiHandle,
683 IN UINT16 *DescriptionData,
684 IN UINT16 *OptionalData,
685 IN UINT8 ForceReconnect
686 );
687
688 /**
689 Delete Load Option that represent a Deleted state in BootOptionMenu.
690 After deleting this Driver option, call Var_ChangeDriverOrder to
691 make sure DriverOrder is in valid state.
692
693 @retval EFI_SUCCESS Load Option is successfully updated.
694 @return Other value than EFI_SUCCESS if failed to update "Driver Order" EFI
695 Variable.
696
697 **/
698 EFI_STATUS
699 Var_DelDriverOption (
700 VOID
701 );
702
703 /**
704 After any operation on Driver####, there will be a discrepancy in
705 DriverOrder. Since some are missing but in DriverOrder, while some
706 are present but are not reflected by DriverOrder. Then a function
707 rebuild DriverOrder from scratch by content from DriverOptionMenu is
708 needed.
709
710 @retval EFI_SUCCESS The driver order is updated successfully.
711 @return other than EFI_SUCCESS if failed to set the "DriverOrder" EFI Variable.
712
713 **/
714 EFI_STATUS
715 Var_ChangeDriverOrder (
716 VOID
717 );
718
719 /**
720 This function delete and build multi-instance device path ConIn
721 console device.
722
723 @retval EFI_SUCCESS The function complete successfully.
724 @return The EFI variable can not be saved. See gRT->SetVariable for detail return information.
725 **/
726 EFI_STATUS
727 Var_UpdateConsoleInpOption (
728 VOID
729 );
730
731 /**
732 This function delete and build multi-instance device path ConOut console device.
733
734 @retval EFI_SUCCESS The function complete successfully.
735 @return The EFI variable can not be saved. See gRT->SetVariable for detail return information.
736 **/
737 EFI_STATUS
738 Var_UpdateConsoleOutOption (
739 VOID
740 );
741
742 /**
743 This function delete and build multi-instance device path ErrOut console device.
744
745 @retval EFI_SUCCESS The function complete successfully.
746 @return The EFI variable can not be saved. See gRT->SetVariable for detail return information.
747 **/
748 EFI_STATUS
749 Var_UpdateErrorOutOption (
750 VOID
751 );
752
753 /**
754 This function delete and build Out of Band console device.
755
756 @param MenuIndex Menu index which user select in the terminal menu list.
757
758 @retval EFI_SUCCESS The function complete successfully.
759 @return The EFI variable can not be saved. See gRT->SetVariable for detail return information.
760 **/
761 EFI_STATUS
762 Var_UpdateOutOfBandOption (
763 IN UINT16 MenuIndex
764 );
765
766 /**
767 Update the device path of "ConOut", "ConIn" and "ErrOut" based on the new BaudRate, Data Bits,
768 parity and stop Bits set.
769
770 **/
771 VOID
772 Var_UpdateAllConsoleOption (
773 VOID
774 );
775
776 /**
777 This function update the "BootNext" EFI Variable. If there is no "BootNex" specified in BMM,
778 this EFI Variable is deleted.
779 It also update the BMM context data specified the "BootNext" value.
780
781 @param CallbackData The BMM context data.
782
783 @retval EFI_SUCCESS The function complete successfully.
784 @return The EFI variable can not be saved. See gRT->SetVariable for detail return information.
785
786 **/
787 EFI_STATUS
788 Var_UpdateBootNext (
789 IN BMM_CALLBACK_DATA *CallbackData
790 );
791
792 /**
793 This function update the "BootOrder" EFI Variable based on BMM Formset's NV map. It then refresh
794 BootOptionMenu with the new "BootOrder" list.
795
796 @param CallbackData The BMM context data.
797
798 @retval EFI_SUCCESS The function complete successfully.
799 @retval EFI_OUT_OF_RESOURCES Not enough memory to complete the function.
800 @return not The EFI variable can not be saved. See gRT->SetVariable for detail return information.
801
802 **/
803 EFI_STATUS
804 Var_UpdateBootOrder (
805 IN BMM_CALLBACK_DATA *CallbackData
806 );
807
808 /**
809 This function update the "DriverOrder" EFI Variable based on
810 BMM Formset's NV map. It then refresh DriverOptionMenu
811 with the new "DriverOrder" list.
812
813 @param CallbackData The BMM context data.
814
815 @retval EFI_SUCCESS The function complete successfully.
816 @retval EFI_OUT_OF_RESOURCES Not enough memory to complete the function.
817 @return The EFI variable can not be saved. See gRT->SetVariable for detail return information.
818
819 **/
820 EFI_STATUS
821 Var_UpdateDriverOrder (
822 IN BMM_CALLBACK_DATA *CallbackData
823 );
824
825 /**
826 Update the Text Mode of Console.
827
828 @param CallbackData The context data for BMM.
829
830 @retval EFI_SUCCSS If the Text Mode of Console is updated.
831 @return Other value if the Text Mode of Console is not updated.
832
833 **/
834 EFI_STATUS
835 Var_UpdateConMode (
836 IN BMM_CALLBACK_DATA *CallbackData
837 );
838
839 //
840 // Following are page create and refresh functions
841 //
842 /**
843 Create the global UpdateData structure.
844
845 **/
846 VOID
847 CreateUpdateData (
848 VOID
849 );
850
851 /**
852 Refresh the global UpdateData structure.
853
854 **/
855 VOID
856 RefreshUpdateData (
857 VOID
858 );
859
860 /**
861 Clean up the dynamic opcode at label and form specified by
862 both LabelId.
863
864 @param LabelId It is both the Form ID and Label ID for
865 opcode deletion.
866 @param CallbackData The BMM context data.
867
868 **/
869 VOID
870 CleanUpPage (
871 IN UINT16 LabelId,
872 IN BMM_CALLBACK_DATA *CallbackData
873 );
874
875 /**
876 Create a lit of boot option from global BootOptionMenu. It
877 allow user to delete the boot option.
878
879 @param CallbackData The BMM context data.
880
881 **/
882 VOID
883 UpdateBootDelPage (
884 IN BMM_CALLBACK_DATA *CallbackData
885 );
886
887 /**
888 Create a lit of driver option from global DriverMenu.
889
890 @param CallbackData The BMM context data.
891 **/
892 VOID
893 UpdateDrvAddHandlePage (
894 IN BMM_CALLBACK_DATA *CallbackData
895 );
896
897 /**
898 Create a lit of driver option from global DriverOptionMenu. It
899 allow user to delete the driver option.
900
901 @param CallbackData The BMM context data.
902 **/
903 VOID
904 UpdateDrvDelPage (
905 IN BMM_CALLBACK_DATA *CallbackData
906 );
907
908 /**
909 Prepare the page to allow user to add description for a Driver Option.
910
911 @param CallbackData The BMM context data.
912 **/
913 VOID
914 UpdateDriverAddHandleDescPage (
915 IN BMM_CALLBACK_DATA *CallbackData
916 );
917
918 /**
919 Dispatch the correct update page function to call based on the UpdatePageId.
920
921 @param UpdatePageId The form ID.
922 @param CallbackData The BMM context data.
923 **/
924 VOID
925 UpdatePageBody (
926 IN UINT16 UpdatePageId,
927 IN BMM_CALLBACK_DATA *CallbackData
928 );
929
930 /**
931 Create the dynamic page to allow user to set the "BootNext" vaule.
932
933 @param CallbackData The BMM context data.
934 **/
935 VOID
936 UpdateBootNextPage (
937 IN BMM_CALLBACK_DATA *CallbackData
938 );
939
940 /**
941 Create the dynamic page to allow user to set the "TimeOut" vaule.
942
943 @param CallbackData The BMM context data.
944 **/
945 VOID
946 UpdateTimeOutPage (
947 IN BMM_CALLBACK_DATA *CallbackData
948 );
949
950 /**
951 Create the dynamic page which allows user to set the property such as Baud Rate, Data Bits,
952 Parity, Stop Bits, Terminal Type.
953
954 @param CallbackData The BMM context data.
955 **/
956 VOID
957 UpdateTerminalPage (
958 IN BMM_CALLBACK_DATA *CallbackData
959 );
960
961 /**
962 Refresh the text mode page
963
964 @param CallbackData The BMM context data.
965 **/
966 VOID
967 UpdateConModePage (
968 IN BMM_CALLBACK_DATA *CallbackData
969 );
970
971 /**
972 Create a list of Goto Opcode for all terminal devices logged
973 by TerminaMenu. This list will be inserted to form FORM_CON_COM_SETUP_ID.
974
975 @param CallbackData The BMM context data.
976 **/
977 VOID
978 UpdateConCOMPage (
979 IN BMM_CALLBACK_DATA *CallbackData
980 );
981
982 /**
983 Update add boot/driver option page.
984
985 @param CallbackData The BMM context data.
986 @param FormId The form ID to be updated.
987 @param DevicePath Device path.
988
989 **/
990 VOID
991 UpdateOptionPage(
992 IN BMM_CALLBACK_DATA *CallbackData,
993 IN EFI_FORM_ID FormId,
994 IN EFI_DEVICE_PATH_PROTOCOL *DevicePath
995 );
996
997 /**
998 Function deletes the variable specified by VarName and VarGuid.
999
1000
1001 @param VarName A Null-terminated Unicode string that is
1002 the name of the vendor's variable.
1003
1004 @param VarGuid A unique identifier for the vendor.
1005
1006 @retval EFI_SUCCESS The variable was found and removed
1007 @retval EFI_UNSUPPORTED The variable store was inaccessible
1008 @retval EFI_OUT_OF_RESOURCES The temporary buffer was not available
1009 @retval EFI_NOT_FOUND The variable was not found
1010
1011 **/
1012 EFI_STATUS
1013 EfiLibDeleteVariable (
1014 IN CHAR16 *VarName,
1015 IN EFI_GUID *VarGuid
1016 );
1017
1018 /**
1019 Function is used to determine the number of device path instances
1020 that exist in a device path.
1021
1022
1023 @param DevicePath A pointer to a device path data structure.
1024
1025 @return This function counts and returns the number of device path instances
1026 in DevicePath.
1027
1028 **/
1029 UINTN
1030 EfiDevicePathInstanceCount (
1031 IN EFI_DEVICE_PATH_PROTOCOL *DevicePath
1032 );
1033
1034 /**
1035 Get a string from the Data Hub record based on
1036 a device path.
1037
1038 @param DevPath The device Path.
1039
1040 @return A string located from the Data Hub records based on
1041 the device path.
1042 @retval NULL If failed to get the String from Data Hub.
1043
1044 **/
1045 UINT16 *
1046 EfiLibStrFromDatahub (
1047 IN EFI_DEVICE_PATH_PROTOCOL *DevPath
1048 );
1049
1050 /**
1051 Get the index number (#### in Boot####) for the boot option pointed to a BBS legacy device type
1052 specified by DeviceType.
1053
1054 @param DeviceType The legacy device type. It can be floppy, network, harddisk, cdrom,
1055 etc.
1056 @param OptionIndex Returns the index number (#### in Boot####).
1057 @param OptionSize Return the size of the Boot### variable.
1058
1059 **/
1060 VOID *
1061 GetLegacyBootOptionVar (
1062 IN UINTN DeviceType,
1063 OUT UINTN *OptionIndex,
1064 OUT UINTN *OptionSize
1065 );
1066
1067 /**
1068 Discard all changes done to the BMM pages such as Boot Order change,
1069 Driver order change.
1070
1071 @param Private The BMM context data.
1072 @param CurrentFakeNVMap The current Fack NV Map.
1073
1074 **/
1075 VOID
1076 DiscardChangeHandler (
1077 IN BMM_CALLBACK_DATA *Private,
1078 IN BMM_FAKE_NV_DATA *CurrentFakeNVMap
1079 );
1080
1081 /**
1082 Dispatch the display to the next page based on NewPageId.
1083
1084 @param Private The BMM context data.
1085 @param NewPageId The original page ID.
1086
1087 **/
1088 VOID
1089 UpdatePageId (
1090 BMM_CALLBACK_DATA *Private,
1091 UINT16 NewPageId
1092 );
1093
1094 /**
1095 Remove the installed BootMaint and FileExplorer HiiPackages.
1096
1097 **/
1098 VOID
1099 FreeBMPackage(
1100 VOID
1101 );
1102
1103 /**
1104 Install BootMaint and FileExplorer HiiPackages.
1105
1106 **/
1107 VOID
1108 InitBootMaintenance(
1109 VOID
1110 );
1111
1112 /**
1113
1114 Initialize console input device check box to ConsoleInCheck[MAX_MENU_NUMBER]
1115 in BMM_FAKE_NV_DATA structure.
1116
1117 @param CallbackData The BMM context data.
1118
1119 **/
1120 VOID
1121 GetConsoleInCheck (
1122 IN BMM_CALLBACK_DATA *CallbackData
1123 );
1124
1125 /**
1126
1127 Initialize console output device check box to ConsoleOutCheck[MAX_MENU_NUMBER]
1128 in BMM_FAKE_NV_DATA structure.
1129
1130 @param CallbackData The BMM context data.
1131
1132 **/
1133 VOID
1134 GetConsoleOutCheck (
1135 IN BMM_CALLBACK_DATA *CallbackData
1136 );
1137
1138 /**
1139
1140 Initialize standard error output device check box to ConsoleErrCheck[MAX_MENU_NUMBER]
1141 in BMM_FAKE_NV_DATA structure.
1142
1143 @param CallbackData The BMM context data.
1144
1145 **/
1146 VOID
1147 GetConsoleErrCheck (
1148 IN BMM_CALLBACK_DATA *CallbackData
1149 );
1150
1151 /**
1152
1153 Initialize terminal attributes (baudrate, data rate, stop bits, parity and terminal type)
1154 to BMM_FAKE_NV_DATA structure.
1155
1156 @param CallbackData The BMM context data.
1157
1158 **/
1159 VOID
1160 GetTerminalAttribute (
1161 IN BMM_CALLBACK_DATA *CallbackData
1162 );
1163
1164 /**
1165 This function will change video resolution and text mode
1166 according to defined setup mode or defined boot mode
1167
1168 @param IsSetupMode Indicate mode is changed to setup mode or boot mode.
1169
1170 @retval EFI_SUCCESS Mode is changed successfully.
1171 @retval Others Mode failed to be changed.
1172
1173 **/
1174 EFI_STATUS
1175 EFIAPI
1176 BmmBdsSetConsoleMode (
1177 BOOLEAN IsSetupMode
1178 );
1179
1180
1181 /**
1182 This function converts an input device structure to a Unicode string.
1183
1184 @param DevPath A pointer to the device path structure.
1185
1186 @return A new allocated Unicode string that represents the device path.
1187
1188 **/
1189 CHAR16 *
1190 UiDevicePathToStr (
1191 IN EFI_DEVICE_PATH_PROTOCOL *DevPath
1192 );
1193
1194 /**
1195 Extract filename from device path. The returned buffer is allocated using AllocateCopyPool.
1196 The caller is responsible for freeing the allocated buffer using FreePool().
1197
1198 @param DevicePath Device path.
1199
1200 @return A new allocated string that represents the file name.
1201
1202 **/
1203 CHAR16 *
1204 ExtractFileNameFromDevicePath (
1205 IN EFI_DEVICE_PATH_PROTOCOL *DevicePath
1206 );
1207
1208 /**
1209 This function allows a caller to extract the current configuration for one
1210 or more named elements from the target driver.
1211
1212 @param This Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.
1213 @param Request A null-terminated Unicode string in <ConfigRequest> format.
1214 @param Progress On return, points to a character in the Request string.
1215 Points to the string's null terminator if request was successful.
1216 Points to the most recent '&' before the first failing name/value
1217 pair (or the beginning of the string if the failure is in the
1218 first name/value pair) if the request was not successful.
1219 @param Results A null-terminated Unicode string in <ConfigAltResp> format which
1220 has all values filled in for the names in the Request string.
1221 String to be allocated by the called function.
1222
1223 @retval EFI_SUCCESS The Results is filled with the requested values.
1224 @retval EFI_OUT_OF_RESOURCES Not enough memory to store the results.
1225 @retval EFI_INVALID_PARAMETER Request is NULL, illegal syntax, or unknown name.
1226 @retval EFI_NOT_FOUND Routing data doesn't match any storage in this driver.
1227
1228 **/
1229 EFI_STATUS
1230 EFIAPI
1231 BootMaintExtractConfig (
1232 IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This,
1233 IN CONST EFI_STRING Request,
1234 OUT EFI_STRING *Progress,
1235 OUT EFI_STRING *Results
1236 );
1237
1238 /**
1239 This function applies changes in a driver's configuration.
1240 Input is a Configuration, which has the routing data for this
1241 driver followed by name / value configuration pairs. The driver
1242 must apply those pairs to its configurable storage. If the
1243 driver's configuration is stored in a linear block of data
1244 and the driver's name / value pairs are in <BlockConfig>
1245 format, it may use the ConfigToBlock helper function (above) to
1246 simplify the job. Currently not implemented.
1247
1248 @param[in] This Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.
1249 @param[in] Configuration A null-terminated Unicode string in
1250 <ConfigString> format.
1251 @param[out] Progress A pointer to a string filled in with the
1252 offset of the most recent '&' before the
1253 first failing name / value pair (or the
1254 beginn ing of the string if the failure
1255 is in the first name / value pair) or
1256 the terminating NULL if all was
1257 successful.
1258
1259 @retval EFI_SUCCESS The results have been distributed or are
1260 awaiting distribution.
1261 @retval EFI_OUT_OF_RESOURCES Not enough memory to store the
1262 parts of the results that must be
1263 stored awaiting possible future
1264 protocols.
1265 @retval EFI_INVALID_PARAMETERS Passing in a NULL for the
1266 Results parameter would result
1267 in this type of error.
1268 @retval EFI_NOT_FOUND Target for the specified routing data
1269 was not found.
1270 **/
1271 EFI_STATUS
1272 EFIAPI
1273 BootMaintRouteConfig (
1274 IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This,
1275 IN CONST EFI_STRING Configuration,
1276 OUT EFI_STRING *Progress
1277 );
1278
1279 /**
1280 This function processes the results of changes in configuration.
1281
1282
1283 @param This Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.
1284 @param Action Specifies the type of action taken by the browser.
1285 @param QuestionId A unique value which is sent to the original exporting driver
1286 so that it can identify the type of data to expect.
1287 @param Type The type of value for the question.
1288 @param Value A pointer to the data being sent to the original exporting driver.
1289 @param ActionRequest On return, points to the action requested by the callback function.
1290
1291 @retval EFI_SUCCESS The callback successfully handled the action.
1292 @retval EFI_OUT_OF_RESOURCES Not enough storage is available to hold the variable and its data.
1293 @retval EFI_DEVICE_ERROR The variable could not be saved.
1294 @retval EFI_UNSUPPORTED The specified Action is not supported by the callback.
1295 @retval EFI_INVALID_PARAMETER The parameter of Value or ActionRequest is invalid.
1296 **/
1297 EFI_STATUS
1298 EFIAPI
1299 BootMaintCallback (
1300 IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This,
1301 IN EFI_BROWSER_ACTION Action,
1302 IN EFI_QUESTION_ID QuestionId,
1303 IN UINT8 Type,
1304 IN EFI_IFR_TYPE_VALUE *Value,
1305 OUT EFI_BROWSER_ACTION_REQUEST *ActionRequest
1306 );
1307
1308 /**
1309 Create boot option base on the input file path info.
1310
1311 @param FilePath Point to the file path.
1312
1313 @retval TRUE Exit caller function.
1314 @retval FALSE Not exit caller function.
1315
1316 **/
1317 BOOLEAN
1318 CreateBootOptionFromFile (
1319 IN EFI_DEVICE_PATH_PROTOCOL *FilePath
1320 );
1321
1322 /**
1323 Create driver option base on the input file path info.
1324
1325 @param FilePath Point to the file path.
1326
1327 @retval TRUE Exit caller function.
1328 @retval FALSE Not exit caller function.
1329 **/
1330 BOOLEAN
1331 CreateDriverOptionFromFile (
1332 IN EFI_DEVICE_PATH_PROTOCOL *FilePath
1333 );
1334
1335 /**
1336 Boot the file specified by the input file path info.
1337
1338 @param FilePath Point to the file path.
1339
1340 @retval TRUE Exit caller function.
1341 @retval FALSE Not exit caller function.
1342
1343 **/
1344 BOOLEAN
1345 BootFromFile (
1346 IN EFI_DEVICE_PATH_PROTOCOL *FilePath
1347 );
1348
1349 //
1350 // Global variable in this program (defined in data.c)
1351 //
1352 extern BM_MENU_OPTION BootOptionMenu;
1353 extern BM_MENU_OPTION DriverOptionMenu;
1354 extern BM_MENU_OPTION ConsoleInpMenu;
1355 extern BM_MENU_OPTION ConsoleOutMenu;
1356 extern BM_MENU_OPTION ConsoleErrMenu;
1357 extern BM_MENU_OPTION DriverMenu;
1358 extern BM_MENU_OPTION TerminalMenu;
1359 extern UINT16 TerminalType[5];
1360 extern COM_ATTR BaudRateList[19];
1361 extern COM_ATTR DataBitsList[4];
1362 extern COM_ATTR ParityList[5];
1363 extern COM_ATTR StopBitsList[3];
1364 extern EFI_GUID TerminalTypeGuid[5];
1365 extern EFI_DEVICE_PATH_PROTOCOL EndDevicePath[];
1366 extern UINT16 mFlowControlType[2];
1367 extern UINT32 mFlowControlValue[2];
1368
1369 //
1370 // Shared IFR form update data
1371 //
1372 extern VOID *mStartOpCodeHandle;
1373 extern VOID *mEndOpCodeHandle;
1374 extern EFI_IFR_GUID_LABEL *mStartLabel;
1375 extern EFI_IFR_GUID_LABEL *mEndLabel;
1376 extern BMM_CALLBACK_DATA gBootMaintenancePrivate;
1377 extern BMM_CALLBACK_DATA *mBmmCallbackInfo;
1378
1379 #endif