2 The boot manager reference implementation
4 Copyright (c) 2004 - 2015, Intel Corporation. All rights reserved.<BR>
5 This program and the accompanying materials are licensed and made available under
6 the terms and conditions of the BSD License that accompanies this distribution.
7 The full text of the license may be found at
8 http://opensource.org/licenses/bsd-license.php.
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.
15 #include "BootManager.h"
18 EFI_GUID mBootManagerGuid
= BOOT_MANAGER_FORMSET_GUID
;
20 // Boot video resolution and text mode.
22 UINT32 mBmBootHorizontalResolution
= 0;
23 UINT32 mBmBootVerticalResolution
= 0;
24 UINT32 mBmBootTextModeColumn
= 0;
25 UINT32 mBmBootTextModeRow
= 0;
27 // BIOS setup video resolution and text mode.
29 UINT32 mBmSetupTextModeColumn
= 0;
30 UINT32 mBmSetupTextModeRow
= 0;
31 UINT32 mBmSetupHorizontalResolution
= 0;
32 UINT32 mBmSetupVerticalResolution
= 0;
34 CHAR16
*mDeviceTypeStr
[] = {
41 L
"Legacy Embedded Network",
42 L
"Legacy Unknown Device"
45 HII_VENDOR_DEVICE_PATH mBootManagerHiiVendorDevicePath
= {
51 (UINT8
) (sizeof (VENDOR_DEVICE_PATH
)),
52 (UINT8
) ((sizeof (VENDOR_DEVICE_PATH
)) >> 8)
56 // {1DDDBE15-481D-4d2b-8277-B191EAF66525}
58 { 0x1dddbe15, 0x481d, 0x4d2b, { 0x82, 0x77, 0xb1, 0x91, 0xea, 0xf6, 0x65, 0x25 } }
62 END_ENTIRE_DEVICE_PATH_SUBTYPE
,
64 (UINT8
) (END_DEVICE_PATH_LENGTH
),
65 (UINT8
) ((END_DEVICE_PATH_LENGTH
) >> 8)
70 BOOT_MANAGER_CALLBACK_DATA gBootManagerPrivate
= {
71 BOOT_MANAGER_CALLBACK_DATA_SIGNATURE
,
75 BootManagerExtractConfig
,
76 BootManagerRouteConfig
,
82 This function will change video resolution and text mode
83 according to defined setup mode or defined boot mode
85 @param IsSetupMode Indicate mode is changed to setup mode or boot mode.
87 @retval EFI_SUCCESS Mode is changed successfully.
88 @retval Others Mode failed to be changed.
97 EFI_GRAPHICS_OUTPUT_PROTOCOL
*GraphicsOutput
;
98 EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL
*SimpleTextOut
;
100 EFI_GRAPHICS_OUTPUT_MODE_INFORMATION
*Info
;
104 UINT32 NewHorizontalResolution
;
105 UINT32 NewVerticalResolution
;
109 EFI_HANDLE
*HandleBuffer
;
119 // Get current video resolution and text mode
121 Status
= gBS
->HandleProtocol (
122 gST
->ConsoleOutHandle
,
123 &gEfiGraphicsOutputProtocolGuid
,
124 (VOID
**)&GraphicsOutput
126 if (EFI_ERROR (Status
)) {
127 GraphicsOutput
= NULL
;
130 Status
= gBS
->HandleProtocol (
131 gST
->ConsoleOutHandle
,
132 &gEfiSimpleTextOutProtocolGuid
,
133 (VOID
**)&SimpleTextOut
135 if (EFI_ERROR (Status
)) {
136 SimpleTextOut
= NULL
;
139 if ((GraphicsOutput
== NULL
) || (SimpleTextOut
== NULL
)) {
140 return EFI_UNSUPPORTED
;
145 // The requried resolution and text mode is setup mode.
147 NewHorizontalResolution
= mBmSetupHorizontalResolution
;
148 NewVerticalResolution
= mBmSetupVerticalResolution
;
149 NewColumns
= mBmSetupTextModeColumn
;
150 NewRows
= mBmSetupTextModeRow
;
153 // The required resolution and text mode is boot mode.
155 NewHorizontalResolution
= mBmBootHorizontalResolution
;
156 NewVerticalResolution
= mBmBootVerticalResolution
;
157 NewColumns
= mBmBootTextModeColumn
;
158 NewRows
= mBmBootTextModeRow
;
161 if (GraphicsOutput
!= NULL
) {
162 MaxGopMode
= GraphicsOutput
->Mode
->MaxMode
;
165 if (SimpleTextOut
!= NULL
) {
166 MaxTextMode
= SimpleTextOut
->Mode
->MaxMode
;
170 // 1. If current video resolution is same with required video resolution,
171 // video resolution need not be changed.
172 // 1.1. If current text mode is same with required text mode, text mode need not be changed.
173 // 1.2. If current text mode is different from required text mode, text mode need be changed.
174 // 2. If current video resolution is different from required video resolution, we need restart whole console drivers.
176 for (ModeNumber
= 0; ModeNumber
< MaxGopMode
; ModeNumber
++) {
177 Status
= GraphicsOutput
->QueryMode (
183 if (!EFI_ERROR (Status
)) {
184 if ((Info
->HorizontalResolution
== NewHorizontalResolution
) &&
185 (Info
->VerticalResolution
== NewVerticalResolution
)) {
186 if ((GraphicsOutput
->Mode
->Info
->HorizontalResolution
== NewHorizontalResolution
) &&
187 (GraphicsOutput
->Mode
->Info
->VerticalResolution
== NewVerticalResolution
)) {
189 // Current resolution is same with required resolution, check if text mode need be set
191 Status
= SimpleTextOut
->QueryMode (SimpleTextOut
, SimpleTextOut
->Mode
->Mode
, &CurrentColumn
, &CurrentRow
);
192 ASSERT_EFI_ERROR (Status
);
193 if (CurrentColumn
== NewColumns
&& CurrentRow
== NewRows
) {
195 // If current text mode is same with required text mode. Do nothing
201 // If current text mode is different from requried text mode. Set new video mode
203 for (Index
= 0; Index
< MaxTextMode
; Index
++) {
204 Status
= SimpleTextOut
->QueryMode (SimpleTextOut
, Index
, &CurrentColumn
, &CurrentRow
);
205 if (!EFI_ERROR(Status
)) {
206 if ((CurrentColumn
== NewColumns
) && (CurrentRow
== NewRows
)) {
208 // Required text mode is supported, set it.
210 Status
= SimpleTextOut
->SetMode (SimpleTextOut
, Index
);
211 ASSERT_EFI_ERROR (Status
);
213 // Update text mode PCD.
215 Status
= PcdSet32S (PcdConOutColumn
, mBmSetupTextModeColumn
);
216 ASSERT_EFI_ERROR (Status
);
217 Status
= PcdSet32S (PcdConOutRow
, mBmSetupTextModeRow
);
218 ASSERT_EFI_ERROR (Status
);
224 if (Index
== MaxTextMode
) {
226 // If requried text mode is not supported, return error.
229 return EFI_UNSUPPORTED
;
234 // If current video resolution is not same with the new one, set new video resolution.
235 // In this case, the driver which produces simple text out need be restarted.
237 Status
= GraphicsOutput
->SetMode (GraphicsOutput
, ModeNumber
);
238 if (!EFI_ERROR (Status
)) {
248 if (ModeNumber
== MaxGopMode
) {
250 // If the resolution is not supported, return error.
252 return EFI_UNSUPPORTED
;
256 // Set PCD to Inform GraphicsConsole to change video resolution.
257 // Set PCD to Inform Consplitter to change text mode.
259 Status
= PcdSet32S (PcdVideoHorizontalResolution
, NewHorizontalResolution
);
260 ASSERT_EFI_ERROR (Status
);
261 Status
= PcdSet32S (PcdVideoVerticalResolution
, NewVerticalResolution
);
262 ASSERT_EFI_ERROR (Status
);
263 Status
= PcdSet32S (PcdConOutColumn
, NewColumns
);
264 ASSERT_EFI_ERROR (Status
);
265 Status
= PcdSet32S (PcdConOutRow
, NewRows
);
266 ASSERT_EFI_ERROR (Status
);
269 // Video mode is changed, so restart graphics console driver and higher level driver.
270 // Reconnect graphics console driver and higher level driver.
271 // Locate all the handles with GOP protocol and reconnect it.
273 Status
= gBS
->LocateHandleBuffer (
275 &gEfiSimpleTextOutProtocolGuid
,
280 if (!EFI_ERROR (Status
)) {
281 for (Index
= 0; Index
< HandleCount
; Index
++) {
282 gBS
->DisconnectController (HandleBuffer
[Index
], NULL
, NULL
);
284 for (Index
= 0; Index
< HandleCount
; Index
++) {
285 gBS
->ConnectController (HandleBuffer
[Index
], NULL
, NULL
, TRUE
);
287 if (HandleBuffer
!= NULL
) {
288 FreePool (HandleBuffer
);
296 Group the legacy boot options in the BootOption.
298 The routine assumes the boot options in the beginning that covers all the device
299 types are ordered properly and re-position the following boot options just after
300 the corresponding boot options with the same device type.
302 1. Input = [Harddisk1 CdRom2 Efi1 Harddisk0 CdRom0 CdRom1 Harddisk2 Efi0]
303 Assuming [Harddisk1 CdRom2 Efi1] is ordered properly
304 Output = [Harddisk1 Harddisk0 Harddisk2 CdRom2 CdRom0 CdRom1 Efi1 Efi0]
306 2. Input = [Efi1 Efi0 CdRom1 Harddisk0 Harddisk1 Harddisk2 CdRom0 CdRom2]
307 Assuming [Efi1 Efi0 CdRom1 Harddisk0] is ordered properly
308 Output = [Efi1 Efi0 CdRom1 CdRom0 CdRom2 Harddisk0 Harddisk1 Harddisk2]
312 GroupMultipleLegacyBootOption4SameType (
319 UINTN DeviceTypeIndex
[7];
324 CHAR16 OptionName
[sizeof ("Boot####")];
325 EFI_BOOT_MANAGER_LOAD_OPTION BootOption
;
327 SetMem (DeviceTypeIndex
, sizeof (DeviceTypeIndex
), 0xff);
329 GetEfiGlobalVariable2 (L
"BootOrder", (VOID
**) &BootOrder
, &BootOrderSize
);
330 if (BootOrder
== NULL
) {
334 for (Index
= 0; Index
< BootOrderSize
/ sizeof (UINT16
); Index
++) {
335 UnicodeSPrint (OptionName
, sizeof (OptionName
), L
"Boot%04x", BootOrder
[Index
]);
336 Status
= EfiBootManagerVariableToLoadOption (OptionName
, &BootOption
);
337 ASSERT_EFI_ERROR (Status
);
339 if ((DevicePathType (BootOption
.FilePath
) == BBS_DEVICE_PATH
) &&
340 (DevicePathSubType (BootOption
.FilePath
) == BBS_BBS_DP
)) {
342 // Legacy Boot Option
344 DEBUG ((EFI_D_ERROR
, "[BootManagerDxe] ==== Find Legacy Boot Option 0x%x! ==== \n", Index
));
345 ASSERT ((((BBS_BBS_DEVICE_PATH
*) BootOption
.FilePath
)->DeviceType
& 0xF) < sizeof (DeviceTypeIndex
) / sizeof (DeviceTypeIndex
[0]));
346 NextIndex
= &DeviceTypeIndex
[((BBS_BBS_DEVICE_PATH
*) BootOption
.FilePath
)->DeviceType
& 0xF];
348 if (*NextIndex
== (UINTN
) -1) {
350 // *NextIndex is the Index in BootOrder to put the next Option Number for the same type
352 *NextIndex
= Index
+ 1;
355 // insert the current boot option before *NextIndex, causing [*Next .. Index] shift right one position
357 OptionNumber
= BootOrder
[Index
];
358 CopyMem (&BootOrder
[*NextIndex
+ 1], &BootOrder
[*NextIndex
], (Index
- *NextIndex
) * sizeof (UINT16
));
359 BootOrder
[*NextIndex
] = OptionNumber
;
362 // Update the DeviceTypeIndex array to reflect the right shift operation
364 for (DeviceIndex
= 0; DeviceIndex
< sizeof (DeviceTypeIndex
) / sizeof (DeviceTypeIndex
[0]); DeviceIndex
++) {
365 if (DeviceTypeIndex
[DeviceIndex
] != (UINTN
) -1 && DeviceTypeIndex
[DeviceIndex
] >= *NextIndex
) {
366 DeviceTypeIndex
[DeviceIndex
]++;
371 EfiBootManagerFreeLoadOption (&BootOption
);
376 &gEfiGlobalVariableGuid
,
381 FreePool (BootOrder
);
385 This function converts an input device structure to a Unicode string.
387 @param DevPath A pointer to the device path structure.
389 @return A new allocated Unicode string that represents the device path.
394 IN EFI_DEVICE_PATH_PROTOCOL
*DevPath
399 EFI_DEVICE_PATH_TO_TEXT_PROTOCOL
*DevPathToText
;
401 if (DevPath
== NULL
) {
405 Status
= gBS
->LocateProtocol (
406 &gEfiDevicePathToTextProtocolGuid
,
408 (VOID
**) &DevPathToText
410 ASSERT_EFI_ERROR (Status
);
411 ToText
= DevPathToText
->ConvertDevicePathToText (
416 ASSERT (ToText
!= NULL
);
421 This function invokes Boot Manager. If all devices have not a chance to be connected,
422 the connect all will be triggered. It then enumerate all boot options. If
423 a boot option from the Boot Manager page is selected, Boot Manager will boot
424 from this boot option.
433 EFI_BOOT_MANAGER_LOAD_OPTION
*BootOption
;
434 UINTN BootOptionCount
;
437 EFI_STRING_ID HelpToken
;
439 EFI_HII_HANDLE HiiHandle
;
441 VOID
*StartOpCodeHandle
;
442 VOID
*EndOpCodeHandle
;
443 EFI_IFR_GUID_LABEL
*StartLabel
;
444 EFI_IFR_GUID_LABEL
*EndLabel
;
446 BOOLEAN IsLegacyOption
;
450 DeviceType
= (UINT16
) -1;
452 EfiBootManagerConnectAll ();
455 // for better user experience
456 // 1. User changes HD configuration (e.g.: unplug HDD), here we have a chance to remove the HDD boot option
457 // 2. User enables/disables UEFI PXE, here we have a chance to add/remove EFI Network boot option
459 EfiBootManagerRefreshAllBootOption ();
462 // BdsDxe doesn't group the legacy boot options for the same device type
465 GroupMultipleLegacyBootOption4SameType ();
467 BootOption
= EfiBootManagerGetLoadOptions (&BootOptionCount
, LoadOptionTypeBoot
);
469 HiiHandle
= gBootManagerPrivate
.HiiHandle
;
472 // Allocate space for creation of UpdateData Buffer
474 StartOpCodeHandle
= HiiAllocateOpCodeHandle ();
475 ASSERT (StartOpCodeHandle
!= NULL
);
477 EndOpCodeHandle
= HiiAllocateOpCodeHandle ();
478 ASSERT (EndOpCodeHandle
!= NULL
);
481 // Create Hii Extend Label OpCode as the start opcode
483 StartLabel
= (EFI_IFR_GUID_LABEL
*) HiiCreateGuidOpCode (StartOpCodeHandle
, &gEfiIfrTianoGuid
, NULL
, sizeof (EFI_IFR_GUID_LABEL
));
484 StartLabel
->ExtendOpCode
= EFI_IFR_EXTEND_OP_LABEL
;
485 StartLabel
->Number
= LABEL_BOOT_OPTION
;
488 // Create Hii Extend Label OpCode as the end opcode
490 EndLabel
= (EFI_IFR_GUID_LABEL
*) HiiCreateGuidOpCode (EndOpCodeHandle
, &gEfiIfrTianoGuid
, NULL
, sizeof (EFI_IFR_GUID_LABEL
));
491 EndLabel
->ExtendOpCode
= EFI_IFR_EXTEND_OP_LABEL
;
492 EndLabel
->Number
= LABEL_BOOT_OPTION_END
;
495 for (Index
= 0; Index
< BootOptionCount
; Index
++) {
497 // At this stage we are creating a menu entry, thus the Keys are reproduceable
502 // Don't display the hidden/inactive boot option
504 if (((BootOption
[Index
].Attributes
& LOAD_OPTION_HIDDEN
) != 0) || ((BootOption
[Index
].Attributes
& LOAD_OPTION_ACTIVE
) == 0)) {
509 // Group the legacy boot option in the sub title created dynamically
511 IsLegacyOption
= (BOOLEAN
) (
512 (DevicePathType (BootOption
[Index
].FilePath
) == BBS_DEVICE_PATH
) &&
513 (DevicePathSubType (BootOption
[Index
].FilePath
) == BBS_BBS_DP
)
516 if (!IsLegacyOption
&& NeedEndOp
) {
518 HiiCreateEndOpCode (StartOpCodeHandle
);
521 if (IsLegacyOption
&& DeviceType
!= ((BBS_BBS_DEVICE_PATH
*) BootOption
[Index
].FilePath
)->DeviceType
) {
523 HiiCreateEndOpCode (StartOpCodeHandle
);
526 DeviceType
= ((BBS_BBS_DEVICE_PATH
*) BootOption
[Index
].FilePath
)->DeviceType
;
527 Token
= HiiSetString (
531 MIN (DeviceType
& 0xF, sizeof (mDeviceTypeStr
) / sizeof (mDeviceTypeStr
[0]) - 1)
535 HiiCreateSubTitleOpCode (StartOpCodeHandle
, Token
, 0, 0, 1);
539 ASSERT (BootOption
[Index
].Description
!= NULL
);
541 Token
= HiiSetString (HiiHandle
, 0, BootOption
[Index
].Description
, NULL
);
543 TempStr
= BmDevicePathToStr (BootOption
[Index
].FilePath
);
544 TempSize
= StrSize (TempStr
);
545 HelpString
= AllocateZeroPool (TempSize
+ StrSize (L
"Device Path : "));
546 MaxLen
= (TempSize
+ StrSize (L
"Device Path : "))/sizeof(CHAR16
);
547 ASSERT (HelpString
!= NULL
);
548 StrCatS (HelpString
, MaxLen
, L
"Device Path : ");
549 StrCatS (HelpString
, MaxLen
, TempStr
);
551 HelpToken
= HiiSetString (HiiHandle
, 0, HelpString
, NULL
);
553 HiiCreateActionOpCode (
558 EFI_IFR_FLAG_CALLBACK
,
564 HiiCreateEndOpCode (StartOpCodeHandle
);
570 BOOT_MANAGER_FORM_ID
,
575 HiiFreeOpCodeHandle (StartOpCodeHandle
);
576 HiiFreeOpCodeHandle (EndOpCodeHandle
);
578 EfiBootManagerFreeLoadOptions (BootOption
, BootOptionCount
);
582 This function allows a caller to extract the current configuration for one
583 or more named elements from the target driver.
586 @param This Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.
587 @param Request A null-terminated Unicode string in <ConfigRequest> format.
588 @param Progress On return, points to a character in the Request string.
589 Points to the string's null terminator if request was successful.
590 Points to the most recent '&' before the first failing name/value
591 pair (or the beginning of the string if the failure is in the
592 first name/value pair) if the request was not successful.
593 @param Results A null-terminated Unicode string in <ConfigAltResp> format which
594 has all values filled in for the names in the Request string.
595 String to be allocated by the called function.
597 @retval EFI_SUCCESS The Results is filled with the requested values.
598 @retval EFI_OUT_OF_RESOURCES Not enough memory to store the results.
599 @retval EFI_INVALID_PARAMETER Request is illegal syntax, or unknown name.
600 @retval EFI_NOT_FOUND Routing data doesn't match any storage in this driver.
605 BootManagerExtractConfig (
606 IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL
*This
,
607 IN CONST EFI_STRING Request
,
608 OUT EFI_STRING
*Progress
,
609 OUT EFI_STRING
*Results
612 if (Progress
== NULL
|| Results
== NULL
) {
613 return EFI_INVALID_PARAMETER
;
616 return EFI_NOT_FOUND
;
620 This function processes the results of changes in configuration.
623 @param This Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.
624 @param Configuration A null-terminated Unicode string in <ConfigResp> format.
625 @param Progress A pointer to a string filled in with the offset of the most
626 recent '&' before the first failing name/value pair (or the
627 beginning of the string if the failure is in the first
628 name/value pair) or the terminating NULL if all was successful.
630 @retval EFI_SUCCESS The Results is processed successfully.
631 @retval EFI_INVALID_PARAMETER Configuration is NULL.
632 @retval EFI_NOT_FOUND Routing data doesn't match any storage in this driver.
637 BootManagerRouteConfig (
638 IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL
*This
,
639 IN CONST EFI_STRING Configuration
,
640 OUT EFI_STRING
*Progress
643 if (Configuration
== NULL
|| Progress
== NULL
) {
644 return EFI_INVALID_PARAMETER
;
647 *Progress
= Configuration
;
649 return EFI_NOT_FOUND
;
653 This call back function is registered with Boot Manager formset.
654 When user selects a boot option, this call back function will
655 be triggered. The boot option is saved for later processing.
658 @param This Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.
659 @param Action Specifies the type of action taken by the browser.
660 @param QuestionId A unique value which is sent to the original exporting driver
661 so that it can identify the type of data to expect.
662 @param Type The type of value for the question.
663 @param Value A pointer to the data being sent to the original exporting driver.
664 @param ActionRequest On return, points to the action requested by the callback function.
666 @retval EFI_SUCCESS The callback successfully handled the action.
667 @retval EFI_INVALID_PARAMETER The setup browser call this function with invalid parameters.
672 BootManagerCallback (
673 IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL
*This
,
674 IN EFI_BROWSER_ACTION Action
,
675 IN EFI_QUESTION_ID QuestionId
,
677 IN EFI_IFR_TYPE_VALUE
*Value
,
678 OUT EFI_BROWSER_ACTION_REQUEST
*ActionRequest
681 EFI_BOOT_MANAGER_LOAD_OPTION
*BootOption
;
682 UINTN BootOptionCount
;
684 if (Action
!= EFI_BROWSER_ACTION_CHANGED
) {
686 // Do nothing for other UEFI Action. Only do call back when data is changed.
688 return EFI_UNSUPPORTED
;
691 if ((Value
== NULL
) || (ActionRequest
== NULL
)) {
692 return EFI_INVALID_PARAMETER
;
695 BootOption
= EfiBootManagerGetLoadOptions (&BootOptionCount
, LoadOptionTypeBoot
);
697 // parse the selected option
699 BmBdsSetConsoleMode (FALSE
);
700 EfiBootManagerBoot (&BootOption
[QuestionId
- 1]);
701 BmBdsSetConsoleMode (TRUE
);
703 if (EFI_ERROR (BootOption
[QuestionId
- 1].Status
)) {
704 gST
->ConOut
->OutputString (
706 HiiGetString (gBootManagerPrivate
.HiiHandle
, STRING_TOKEN (STR_ANY_KEY_CONTINUE
), NULL
)
708 gST
->ConIn
->ReadKeyStroke (gST
->ConIn
, &Key
);
711 EfiBootManagerFreeLoadOptions (BootOption
, BootOptionCount
);
718 Install Boot Manager Menu driver.
720 @param ImageHandle The image handle.
721 @param SystemTable The system table.
723 @retval EFI_SUCEESS Install Boot manager menu success.
724 @retval Other Return error status.
729 BootManagerLibConstructor (
730 IN EFI_HANDLE ImageHandle
,
731 IN EFI_SYSTEM_TABLE
*SystemTable
737 // Install Device Path Protocol and Config Access protocol to driver handle
739 gBootManagerPrivate
.DriverHandle
= NULL
;
740 Status
= gBS
->InstallMultipleProtocolInterfaces (
741 &gBootManagerPrivate
.DriverHandle
,
742 &gEfiDevicePathProtocolGuid
,
743 &mBootManagerHiiVendorDevicePath
,
744 &gEfiHiiConfigAccessProtocolGuid
,
745 &gBootManagerPrivate
.ConfigAccess
,
748 ASSERT_EFI_ERROR (Status
);
751 // Publish our HII data
753 gBootManagerPrivate
.HiiHandle
= HiiAddPackages (
755 gBootManagerPrivate
.DriverHandle
,
757 BootManagerLibStrings
,
760 ASSERT (gBootManagerPrivate
.HiiHandle
!= NULL
);
763 // Update boot manager page
765 UpdateBootManager ();
771 Unloads the application and its installed protocol.
773 @param[in] ImageHandle Handle that identifies the image to be unloaded.
774 @param[in] SystemTable System Table
776 @retval EFI_SUCCESS The image has been unloaded.
780 BootManagerLibDestructor (
781 IN EFI_HANDLE ImageHandle
,
782 IN EFI_SYSTEM_TABLE
*SystemTable
787 Status
= gBS
->UninstallMultipleProtocolInterfaces (
788 gBootManagerPrivate
.DriverHandle
,
789 &gEfiDevicePathProtocolGuid
,
790 &mBootManagerHiiVendorDevicePath
,
791 &gEfiHiiConfigAccessProtocolGuid
,
792 &gBootManagerPrivate
.ConfigAccess
,
795 ASSERT_EFI_ERROR (Status
);
797 HiiRemovePackages (gBootManagerPrivate
.HiiHandle
);