mirror of https://github.com/acidanthera/audk.git
1405 lines
43 KiB
C
1405 lines
43 KiB
C
/** @file
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FrontPage routines to handle the callbacks and browser calls
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Copyright (c) 2004 - 2012, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#include "Bds.h"
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#include "FrontPage.h"
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#include "Language.h"
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#include "Hotkey.h"
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BOOLEAN mModeInitialized = FALSE;
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BOOLEAN gConnectAllHappened = FALSE;
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UINTN gCallbackKey;
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//
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// Boot video resolution and text mode.
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//
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UINT32 mBootHorizontalResolution = 0;
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UINT32 mBootVerticalResolution = 0;
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UINT32 mBootTextModeColumn = 0;
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UINT32 mBootTextModeRow = 0;
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//
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// BIOS setup video resolution and text mode.
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//
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UINT32 mSetupTextModeColumn = 0;
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UINT32 mSetupTextModeRow = 0;
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UINT32 mSetupHorizontalResolution = 0;
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UINT32 mSetupVerticalResolution = 0;
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EFI_FORM_BROWSER2_PROTOCOL *gFormBrowser2;
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FRONT_PAGE_CALLBACK_DATA gFrontPagePrivate = {
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FRONT_PAGE_CALLBACK_DATA_SIGNATURE,
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NULL,
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NULL,
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NULL,
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{
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FakeExtractConfig,
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FakeRouteConfig,
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FrontPageCallback
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}
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};
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HII_VENDOR_DEVICE_PATH mFrontPageHiiVendorDevicePath = {
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{
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{
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HARDWARE_DEVICE_PATH,
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HW_VENDOR_DP,
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{
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(UINT8) (sizeof (VENDOR_DEVICE_PATH)),
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(UINT8) ((sizeof (VENDOR_DEVICE_PATH)) >> 8)
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}
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},
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FRONT_PAGE_FORMSET_GUID
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},
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{
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END_DEVICE_PATH_TYPE,
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END_ENTIRE_DEVICE_PATH_SUBTYPE,
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{
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(UINT8) (END_DEVICE_PATH_LENGTH),
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(UINT8) ((END_DEVICE_PATH_LENGTH) >> 8)
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}
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}
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};
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/**
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This function allows a caller to extract the current configuration for one
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or more named elements from the target driver.
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@param This Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.
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@param Request A null-terminated Unicode string in <ConfigRequest> format.
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@param Progress On return, points to a character in the Request string.
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Points to the string's null terminator if request was successful.
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Points to the most recent '&' before the first failing name/value
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pair (or the beginning of the string if the failure is in the
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first name/value pair) if the request was not successful.
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@param Results A null-terminated Unicode string in <ConfigAltResp> format which
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has all values filled in for the names in the Request string.
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String to be allocated by the called function.
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@retval EFI_SUCCESS The Results is filled with the requested values.
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@retval EFI_OUT_OF_RESOURCES Not enough memory to store the results.
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@retval EFI_INVALID_PARAMETER Request is illegal syntax, or unknown name.
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@retval EFI_NOT_FOUND Routing data doesn't match any storage in this driver.
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**/
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EFI_STATUS
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EFIAPI
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FakeExtractConfig (
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IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This,
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IN CONST EFI_STRING Request,
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OUT EFI_STRING *Progress,
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OUT EFI_STRING *Results
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)
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{
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if (Progress == NULL || Results == NULL) {
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return EFI_INVALID_PARAMETER;
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}
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*Progress = Request;
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return EFI_NOT_FOUND;
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}
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/**
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This function processes the results of changes in configuration.
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@param This Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.
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@param Configuration A null-terminated Unicode string in <ConfigResp> format.
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@param Progress A pointer to a string filled in with the offset of the most
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recent '&' before the first failing name/value pair (or the
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beginning of the string if the failure is in the first
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name/value pair) or the terminating NULL if all was successful.
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@retval EFI_SUCCESS The Results is processed successfully.
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@retval EFI_INVALID_PARAMETER Configuration is NULL.
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@retval EFI_NOT_FOUND Routing data doesn't match any storage in this driver.
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**/
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EFI_STATUS
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EFIAPI
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FakeRouteConfig (
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IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This,
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IN CONST EFI_STRING Configuration,
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OUT EFI_STRING *Progress
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)
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{
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if (Configuration == NULL || Progress == NULL) {
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return EFI_INVALID_PARAMETER;
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}
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*Progress = Configuration;
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if (!HiiIsConfigHdrMatch (Configuration, &gBootMaintFormSetGuid, mBootMaintStorageName)
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&& !HiiIsConfigHdrMatch (Configuration, &gFileExploreFormSetGuid, mFileExplorerStorageName)) {
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return EFI_NOT_FOUND;
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}
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*Progress = Configuration + StrLen (Configuration);
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return EFI_SUCCESS;
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}
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/**
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This function processes the results of changes in configuration.
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@param This Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.
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@param Action Specifies the type of action taken by the browser.
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@param QuestionId A unique value which is sent to the original exporting driver
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so that it can identify the type of data to expect.
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@param Type The type of value for the question.
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@param Value A pointer to the data being sent to the original exporting driver.
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@param ActionRequest On return, points to the action requested by the callback function.
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@retval EFI_SUCCESS The callback successfully handled the action.
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@retval EFI_OUT_OF_RESOURCES Not enough storage is available to hold the variable and its data.
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@retval EFI_DEVICE_ERROR The variable could not be saved.
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@retval EFI_UNSUPPORTED The specified Action is not supported by the callback.
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**/
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EFI_STATUS
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EFIAPI
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FrontPageCallback (
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IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This,
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IN EFI_BROWSER_ACTION Action,
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IN EFI_QUESTION_ID QuestionId,
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IN UINT8 Type,
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IN EFI_IFR_TYPE_VALUE *Value,
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OUT EFI_BROWSER_ACTION_REQUEST *ActionRequest
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)
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{
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CHAR8 *LanguageString;
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CHAR8 *LangCode;
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CHAR8 *Lang;
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UINTN Index;
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EFI_STATUS Status;
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CHAR8 *PlatformSupportedLanguages;
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CHAR8 *BestLanguage;
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if (Action != EFI_BROWSER_ACTION_CHANGING && Action != EFI_BROWSER_ACTION_CHANGED) {
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//
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// All other action return unsupported.
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//
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return EFI_UNSUPPORTED;
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}
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gCallbackKey = QuestionId;
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if (Action == EFI_BROWSER_ACTION_CHANGED) {
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if ((Value == NULL) || (ActionRequest == NULL)) {
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return EFI_INVALID_PARAMETER;
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}
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switch (QuestionId) {
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case FRONT_PAGE_KEY_CONTINUE:
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//
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// This is the continue - clear the screen and return an error to get out of FrontPage loop
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//
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*ActionRequest = EFI_BROWSER_ACTION_REQUEST_EXIT;
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break;
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case FRONT_PAGE_KEY_LANGUAGE:
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//
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// Collect the languages from what our current Language support is based on our VFR
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//
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LanguageString = HiiGetSupportedLanguages (gFrontPagePrivate.HiiHandle);
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ASSERT (LanguageString != NULL);
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//
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// Allocate working buffer for RFC 4646 language in supported LanguageString.
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//
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Lang = AllocatePool (AsciiStrSize (LanguageString));
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ASSERT (Lang != NULL);
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Index = 0;
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LangCode = LanguageString;
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while (*LangCode != 0) {
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GetNextLanguage (&LangCode, Lang);
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if (Index == Value->u8) {
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break;
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}
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Index++;
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}
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GetEfiGlobalVariable2 (L"PlatformLangCodes", (VOID**)&PlatformSupportedLanguages, NULL);
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if (PlatformSupportedLanguages == NULL) {
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PlatformSupportedLanguages = AllocateCopyPool (
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AsciiStrSize ((CHAR8 *) PcdGetPtr (PcdUefiVariableDefaultPlatformLangCodes)),
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(CHAR8 *) PcdGetPtr (PcdUefiVariableDefaultPlatformLangCodes)
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);
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ASSERT (PlatformSupportedLanguages != NULL);
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}
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//
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// Select the best language in platform supported Language.
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//
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BestLanguage = GetBestLanguage (
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PlatformSupportedLanguages,
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FALSE,
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Lang,
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NULL
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);
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if (BestLanguage != NULL) {
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Status = gRT->SetVariable (
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L"PlatformLang",
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&gEfiGlobalVariableGuid,
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EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS,
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AsciiStrSize (BestLanguage),
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Lang
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);
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ASSERT_EFI_ERROR(Status);
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FreePool (BestLanguage);
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} else {
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ASSERT (FALSE);
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}
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*ActionRequest = EFI_BROWSER_ACTION_REQUEST_EXIT;
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FreePool (PlatformSupportedLanguages);
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FreePool (Lang);
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FreePool (LanguageString);
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break;
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default:
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break;
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}
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} else if (Action == EFI_BROWSER_ACTION_CHANGING) {
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if (Value == NULL) {
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return EFI_INVALID_PARAMETER;
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}
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//
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// The first 4 entries in the Front Page are to be GUARANTEED to remain constant so IHV's can
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// describe to their customers in documentation how to find their setup information (namely
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// under the device manager and specific buckets)
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//
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switch (QuestionId) {
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case FRONT_PAGE_KEY_BOOT_MANAGER:
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//
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// Boot Manager
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//
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break;
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case FRONT_PAGE_KEY_DEVICE_MANAGER:
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//
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// Device Manager
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//
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break;
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case FRONT_PAGE_KEY_BOOT_MAINTAIN:
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//
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// Boot Maintenance Manager
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//
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break;
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default:
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gCallbackKey = 0;
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break;
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}
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}
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return EFI_SUCCESS;
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}
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/**
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Initialize HII information for the FrontPage
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@param InitializeHiiData TRUE if HII elements need to be initialized.
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@retval EFI_SUCCESS The operation is successful.
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@retval EFI_DEVICE_ERROR If the dynamic opcode creation failed.
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**/
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EFI_STATUS
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InitializeFrontPage (
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IN BOOLEAN InitializeHiiData
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)
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{
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EFI_STATUS Status;
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CHAR8 *LanguageString;
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CHAR8 *LangCode;
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CHAR8 *Lang;
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CHAR8 *CurrentLang;
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CHAR8 *BestLanguage;
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UINTN OptionCount;
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CHAR16 *StringBuffer;
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EFI_HII_HANDLE HiiHandle;
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VOID *OptionsOpCodeHandle;
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VOID *StartOpCodeHandle;
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VOID *EndOpCodeHandle;
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EFI_IFR_GUID_LABEL *StartLabel;
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EFI_IFR_GUID_LABEL *EndLabel;
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BOOLEAN FirstFlag;
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if (InitializeHiiData) {
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//
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// Initialize the Device Manager
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//
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InitializeDeviceManager ();
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//
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// Initialize the Device Manager
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//
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InitializeBootManager ();
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gCallbackKey = 0;
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//
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// Locate Hii relative protocols
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//
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Status = gBS->LocateProtocol (&gEfiFormBrowser2ProtocolGuid, NULL, (VOID **) &gFormBrowser2);
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if (EFI_ERROR (Status)) {
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return Status;
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}
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//
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// Install Device Path Protocol and Config Access protocol to driver handle
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//
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Status = gBS->InstallMultipleProtocolInterfaces (
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&gFrontPagePrivate.DriverHandle,
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&gEfiDevicePathProtocolGuid,
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&mFrontPageHiiVendorDevicePath,
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&gEfiHiiConfigAccessProtocolGuid,
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&gFrontPagePrivate.ConfigAccess,
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NULL
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);
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ASSERT_EFI_ERROR (Status);
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//
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// Publish our HII data
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//
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gFrontPagePrivate.HiiHandle = HiiAddPackages (
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&gFrontPageFormSetGuid,
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gFrontPagePrivate.DriverHandle,
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FrontPageVfrBin,
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BdsDxeStrings,
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NULL
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);
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if (gFrontPagePrivate.HiiHandle == NULL) {
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return EFI_OUT_OF_RESOURCES;
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}
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}
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//
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// Init OpCode Handle and Allocate space for creation of UpdateData Buffer
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//
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StartOpCodeHandle = HiiAllocateOpCodeHandle ();
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ASSERT (StartOpCodeHandle != NULL);
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EndOpCodeHandle = HiiAllocateOpCodeHandle ();
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ASSERT (EndOpCodeHandle != NULL);
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OptionsOpCodeHandle = HiiAllocateOpCodeHandle ();
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ASSERT (OptionsOpCodeHandle != NULL);
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//
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// Create Hii Extend Label OpCode as the start opcode
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//
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StartLabel = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (StartOpCodeHandle, &gEfiIfrTianoGuid, NULL, sizeof (EFI_IFR_GUID_LABEL));
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StartLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;
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StartLabel->Number = LABEL_SELECT_LANGUAGE;
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//
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// Create Hii Extend Label OpCode as the end opcode
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//
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EndLabel = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (EndOpCodeHandle, &gEfiIfrTianoGuid, NULL, sizeof (EFI_IFR_GUID_LABEL));
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EndLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;
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EndLabel->Number = LABEL_END;
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//
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// Collect the languages from what our current Language support is based on our VFR
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//
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HiiHandle = gFrontPagePrivate.HiiHandle;
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LanguageString = HiiGetSupportedLanguages (HiiHandle);
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ASSERT (LanguageString != NULL);
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//
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// Allocate working buffer for RFC 4646 language in supported LanguageString.
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//
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Lang = AllocatePool (AsciiStrSize (LanguageString));
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ASSERT (Lang != NULL);
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GetEfiGlobalVariable2 (L"PlatformLang", (VOID**)&CurrentLang, NULL);
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//
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// Select the best language in LanguageString as the default one.
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//
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BestLanguage = GetBestLanguage (
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LanguageString,
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FALSE,
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(CurrentLang != NULL) ? CurrentLang : "",
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(CHAR8 *) PcdGetPtr (PcdUefiVariableDefaultPlatformLang),
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LanguageString,
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NULL
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);
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//
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// BestLanguage must be selected as it is the first language in LanguageString by default
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//
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ASSERT (BestLanguage != NULL);
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OptionCount = 0;
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LangCode = LanguageString;
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FirstFlag = FALSE;
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if (gFrontPagePrivate.LanguageToken == NULL) {
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while (*LangCode != 0) {
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GetNextLanguage (&LangCode, Lang);
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OptionCount ++;
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}
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gFrontPagePrivate.LanguageToken = AllocatePool (OptionCount * sizeof (EFI_STRING_ID));
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ASSERT (gFrontPagePrivate.LanguageToken != NULL);
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FirstFlag = TRUE;
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}
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OptionCount = 0;
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LangCode = LanguageString;
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while (*LangCode != 0) {
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GetNextLanguage (&LangCode, Lang);
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|
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if (FirstFlag) {
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StringBuffer = HiiGetString (HiiHandle, PRINTABLE_LANGUAGE_NAME_STRING_ID, Lang);
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ASSERT (StringBuffer != NULL);
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|
|
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//
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// Save the string Id for each language
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//
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gFrontPagePrivate.LanguageToken[OptionCount] = HiiSetString (HiiHandle, 0, StringBuffer, NULL);
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FreePool (StringBuffer);
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}
|
|
|
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if (AsciiStrCmp (Lang, BestLanguage) == 0) {
|
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HiiCreateOneOfOptionOpCode (
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OptionsOpCodeHandle,
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gFrontPagePrivate.LanguageToken[OptionCount],
|
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EFI_IFR_OPTION_DEFAULT,
|
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EFI_IFR_NUMERIC_SIZE_1,
|
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(UINT8) OptionCount
|
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);
|
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} else {
|
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HiiCreateOneOfOptionOpCode (
|
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OptionsOpCodeHandle,
|
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gFrontPagePrivate.LanguageToken[OptionCount],
|
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0,
|
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EFI_IFR_NUMERIC_SIZE_1,
|
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(UINT8) OptionCount
|
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);
|
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}
|
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|
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OptionCount++;
|
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}
|
|
|
|
if (CurrentLang != NULL) {
|
|
FreePool (CurrentLang);
|
|
}
|
|
FreePool (BestLanguage);
|
|
FreePool (Lang);
|
|
FreePool (LanguageString);
|
|
|
|
HiiCreateOneOfOpCode (
|
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StartOpCodeHandle,
|
|
FRONT_PAGE_KEY_LANGUAGE,
|
|
0,
|
|
0,
|
|
STRING_TOKEN (STR_LANGUAGE_SELECT),
|
|
STRING_TOKEN (STR_LANGUAGE_SELECT_HELP),
|
|
EFI_IFR_FLAG_CALLBACK,
|
|
EFI_IFR_NUMERIC_SIZE_1,
|
|
OptionsOpCodeHandle,
|
|
NULL
|
|
);
|
|
|
|
Status = HiiUpdateForm (
|
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HiiHandle,
|
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&gFrontPageFormSetGuid,
|
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FRONT_PAGE_FORM_ID,
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StartOpCodeHandle, // LABEL_SELECT_LANGUAGE
|
|
EndOpCodeHandle // LABEL_END
|
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);
|
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|
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HiiFreeOpCodeHandle (StartOpCodeHandle);
|
|
HiiFreeOpCodeHandle (EndOpCodeHandle);
|
|
HiiFreeOpCodeHandle (OptionsOpCodeHandle);
|
|
return Status;
|
|
}
|
|
|
|
/**
|
|
Call the browser and display the front page
|
|
|
|
@return Status code that will be returned by
|
|
EFI_FORM_BROWSER2_PROTOCOL.SendForm ().
|
|
|
|
**/
|
|
EFI_STATUS
|
|
CallFrontPage (
|
|
VOID
|
|
)
|
|
{
|
|
EFI_STATUS Status;
|
|
EFI_BROWSER_ACTION_REQUEST ActionRequest;
|
|
|
|
//
|
|
// Begin waiting for USER INPUT
|
|
//
|
|
REPORT_STATUS_CODE (
|
|
EFI_PROGRESS_CODE,
|
|
(EFI_SOFTWARE_DXE_BS_DRIVER | EFI_SW_PC_INPUT_WAIT)
|
|
);
|
|
|
|
ActionRequest = EFI_BROWSER_ACTION_REQUEST_NONE;
|
|
Status = gFormBrowser2->SendForm (
|
|
gFormBrowser2,
|
|
&gFrontPagePrivate.HiiHandle,
|
|
1,
|
|
&gFrontPageFormSetGuid,
|
|
0,
|
|
NULL,
|
|
&ActionRequest
|
|
);
|
|
//
|
|
// Check whether user change any option setting which needs a reset to be effective
|
|
//
|
|
if (ActionRequest == EFI_BROWSER_ACTION_REQUEST_RESET) {
|
|
EnableResetRequired ();
|
|
}
|
|
|
|
return Status;
|
|
}
|
|
|
|
/**
|
|
Acquire the string associated with the ProducerGuid and return it.
|
|
|
|
|
|
@param ProducerGuid The Guid to search the HII database for
|
|
@param Token The token value of the string to extract
|
|
@param String The string that is extracted
|
|
|
|
@retval EFI_SUCCESS The function returns EFI_SUCCESS always.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
GetProducerString (
|
|
IN EFI_GUID *ProducerGuid,
|
|
IN EFI_STRING_ID Token,
|
|
OUT CHAR16 **String
|
|
)
|
|
{
|
|
EFI_STRING TmpString;
|
|
|
|
TmpString = HiiGetPackageString (ProducerGuid, Token, NULL);
|
|
if (TmpString == NULL) {
|
|
*String = GetStringById (STRING_TOKEN (STR_MISSING_STRING));
|
|
} else {
|
|
*String = TmpString;
|
|
}
|
|
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
/**
|
|
Convert Processor Frequency Data to a string.
|
|
|
|
@param ProcessorFrequency The frequency data to process
|
|
@param Base10Exponent The exponent based on 10
|
|
@param String The string that is created
|
|
|
|
**/
|
|
VOID
|
|
ConvertProcessorToString (
|
|
IN UINT16 ProcessorFrequency,
|
|
IN UINT16 Base10Exponent,
|
|
OUT CHAR16 **String
|
|
)
|
|
{
|
|
CHAR16 *StringBuffer;
|
|
UINTN Index;
|
|
UINT32 FreqMhz;
|
|
|
|
if (Base10Exponent >= 6) {
|
|
FreqMhz = ProcessorFrequency;
|
|
for (Index = 0; Index < (UINTN) (Base10Exponent - 6); Index++) {
|
|
FreqMhz *= 10;
|
|
}
|
|
} else {
|
|
FreqMhz = 0;
|
|
}
|
|
|
|
StringBuffer = AllocateZeroPool (0x20);
|
|
ASSERT (StringBuffer != NULL);
|
|
Index = UnicodeValueToString (StringBuffer, LEFT_JUSTIFY, FreqMhz / 1000, 3);
|
|
StrCat (StringBuffer, L".");
|
|
UnicodeValueToString (StringBuffer + Index + 1, PREFIX_ZERO, (FreqMhz % 1000) / 10, 2);
|
|
StrCat (StringBuffer, L" GHz");
|
|
*String = (CHAR16 *) StringBuffer;
|
|
return ;
|
|
}
|
|
|
|
|
|
/**
|
|
Convert Memory Size to a string.
|
|
|
|
@param MemorySize The size of the memory to process
|
|
@param String The string that is created
|
|
|
|
**/
|
|
VOID
|
|
ConvertMemorySizeToString (
|
|
IN UINT32 MemorySize,
|
|
OUT CHAR16 **String
|
|
)
|
|
{
|
|
CHAR16 *StringBuffer;
|
|
|
|
StringBuffer = AllocateZeroPool (0x20);
|
|
ASSERT (StringBuffer != NULL);
|
|
UnicodeValueToString (StringBuffer, LEFT_JUSTIFY, MemorySize, 6);
|
|
StrCat (StringBuffer, L" MB RAM");
|
|
|
|
*String = (CHAR16 *) StringBuffer;
|
|
|
|
return ;
|
|
}
|
|
|
|
/**
|
|
|
|
Acquire the string associated with the Index from smbios structure and return it.
|
|
The caller is responsible for free the string buffer.
|
|
|
|
@param OptionalStrStart The start position to search the string
|
|
@param Index The index of the string to extract
|
|
@param String The string that is extracted
|
|
|
|
@retval EFI_SUCCESS The function returns EFI_SUCCESS always.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
GetOptionalStringByIndex (
|
|
IN CHAR8 *OptionalStrStart,
|
|
IN UINT8 Index,
|
|
OUT CHAR16 **String
|
|
)
|
|
{
|
|
UINTN StrSize;
|
|
|
|
if (Index == 0) {
|
|
*String = AllocateZeroPool (sizeof (CHAR16));
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
StrSize = 0;
|
|
do {
|
|
Index--;
|
|
OptionalStrStart += StrSize;
|
|
StrSize = AsciiStrSize (OptionalStrStart);
|
|
} while (OptionalStrStart[StrSize] != 0 && Index != 0);
|
|
|
|
if ((Index != 0) || (StrSize == 1)) {
|
|
//
|
|
// Meet the end of strings set but Index is non-zero, or
|
|
// Find an empty string
|
|
//
|
|
*String = GetStringById (STRING_TOKEN (STR_MISSING_STRING));
|
|
} else {
|
|
*String = AllocatePool (StrSize * sizeof (CHAR16));
|
|
AsciiStrToUnicodeStr (OptionalStrStart, *String);
|
|
}
|
|
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
|
|
/**
|
|
Update the banner information for the Front Page based on DataHub information.
|
|
|
|
**/
|
|
VOID
|
|
UpdateFrontPageStrings (
|
|
VOID
|
|
)
|
|
{
|
|
UINT8 StrIndex;
|
|
CHAR16 *NewString;
|
|
BOOLEAN Find[5];
|
|
EFI_STATUS Status;
|
|
EFI_STRING_ID TokenToUpdate;
|
|
EFI_SMBIOS_HANDLE SmbiosHandle;
|
|
EFI_SMBIOS_PROTOCOL *Smbios;
|
|
SMBIOS_TABLE_TYPE0 *Type0Record;
|
|
SMBIOS_TABLE_TYPE1 *Type1Record;
|
|
SMBIOS_TABLE_TYPE4 *Type4Record;
|
|
SMBIOS_TABLE_TYPE19 *Type19Record;
|
|
EFI_SMBIOS_TABLE_HEADER *Record;
|
|
|
|
ZeroMem (Find, sizeof (Find));
|
|
|
|
//
|
|
// Update Front Page strings
|
|
//
|
|
Status = gBS->LocateProtocol (
|
|
&gEfiSmbiosProtocolGuid,
|
|
NULL,
|
|
(VOID **) &Smbios
|
|
);
|
|
ASSERT_EFI_ERROR (Status);
|
|
|
|
SmbiosHandle = SMBIOS_HANDLE_PI_RESERVED;
|
|
do {
|
|
Status = Smbios->GetNext (Smbios, &SmbiosHandle, NULL, &Record, NULL);
|
|
if (EFI_ERROR(Status)) {
|
|
break;
|
|
}
|
|
|
|
if (Record->Type == EFI_SMBIOS_TYPE_BIOS_INFORMATION) {
|
|
Type0Record = (SMBIOS_TABLE_TYPE0 *) Record;
|
|
StrIndex = Type0Record->BiosVersion;
|
|
GetOptionalStringByIndex ((CHAR8*)((UINT8*)Type0Record + Type0Record->Hdr.Length), StrIndex, &NewString);
|
|
TokenToUpdate = STRING_TOKEN (STR_FRONT_PAGE_BIOS_VERSION);
|
|
HiiSetString (gFrontPagePrivate.HiiHandle, TokenToUpdate, NewString, NULL);
|
|
FreePool (NewString);
|
|
Find[0] = TRUE;
|
|
}
|
|
|
|
if (Record->Type == EFI_SMBIOS_TYPE_SYSTEM_INFORMATION) {
|
|
Type1Record = (SMBIOS_TABLE_TYPE1 *) Record;
|
|
StrIndex = Type1Record->ProductName;
|
|
GetOptionalStringByIndex ((CHAR8*)((UINT8*)Type1Record + Type1Record->Hdr.Length), StrIndex, &NewString);
|
|
TokenToUpdate = STRING_TOKEN (STR_FRONT_PAGE_COMPUTER_MODEL);
|
|
HiiSetString (gFrontPagePrivate.HiiHandle, TokenToUpdate, NewString, NULL);
|
|
FreePool (NewString);
|
|
Find[1] = TRUE;
|
|
}
|
|
|
|
if (Record->Type == EFI_SMBIOS_TYPE_PROCESSOR_INFORMATION) {
|
|
Type4Record = (SMBIOS_TABLE_TYPE4 *) Record;
|
|
StrIndex = Type4Record->ProcessorVersion;
|
|
GetOptionalStringByIndex ((CHAR8*)((UINT8*)Type4Record + Type4Record->Hdr.Length), StrIndex, &NewString);
|
|
TokenToUpdate = STRING_TOKEN (STR_FRONT_PAGE_CPU_MODEL);
|
|
HiiSetString (gFrontPagePrivate.HiiHandle, TokenToUpdate, NewString, NULL);
|
|
FreePool (NewString);
|
|
Find[2] = TRUE;
|
|
}
|
|
|
|
if (Record->Type == EFI_SMBIOS_TYPE_PROCESSOR_INFORMATION) {
|
|
Type4Record = (SMBIOS_TABLE_TYPE4 *) Record;
|
|
ConvertProcessorToString(Type4Record->CurrentSpeed, 6, &NewString);
|
|
TokenToUpdate = STRING_TOKEN (STR_FRONT_PAGE_CPU_SPEED);
|
|
HiiSetString (gFrontPagePrivate.HiiHandle, TokenToUpdate, NewString, NULL);
|
|
FreePool (NewString);
|
|
Find[3] = TRUE;
|
|
}
|
|
|
|
if ( Record->Type == EFI_SMBIOS_TYPE_MEMORY_ARRAY_MAPPED_ADDRESS ) {
|
|
Type19Record = (SMBIOS_TABLE_TYPE19 *) Record;
|
|
ConvertMemorySizeToString (
|
|
(UINT32)(RShiftU64((Type19Record->EndingAddress - Type19Record->StartingAddress + 1), 10)),
|
|
&NewString
|
|
);
|
|
TokenToUpdate = STRING_TOKEN (STR_FRONT_PAGE_MEMORY_SIZE);
|
|
HiiSetString (gFrontPagePrivate.HiiHandle, TokenToUpdate, NewString, NULL);
|
|
FreePool (NewString);
|
|
Find[4] = TRUE;
|
|
}
|
|
} while ( !(Find[0] && Find[1] && Find[2] && Find[3] && Find[4]));
|
|
return ;
|
|
}
|
|
|
|
|
|
/**
|
|
Function waits for a given event to fire, or for an optional timeout to expire.
|
|
|
|
@param Event The event to wait for
|
|
@param Timeout An optional timeout value in 100 ns units.
|
|
|
|
@retval EFI_SUCCESS Event fired before Timeout expired.
|
|
@retval EFI_TIME_OUT Timout expired before Event fired..
|
|
|
|
**/
|
|
EFI_STATUS
|
|
WaitForSingleEvent (
|
|
IN EFI_EVENT Event,
|
|
IN UINT64 Timeout OPTIONAL
|
|
)
|
|
{
|
|
UINTN Index;
|
|
EFI_STATUS Status;
|
|
EFI_EVENT TimerEvent;
|
|
EFI_EVENT WaitList[2];
|
|
|
|
if (Timeout != 0) {
|
|
//
|
|
// Create a timer event
|
|
//
|
|
Status = gBS->CreateEvent (EVT_TIMER, 0, NULL, NULL, &TimerEvent);
|
|
if (!EFI_ERROR (Status)) {
|
|
//
|
|
// Set the timer event
|
|
//
|
|
gBS->SetTimer (
|
|
TimerEvent,
|
|
TimerRelative,
|
|
Timeout
|
|
);
|
|
|
|
//
|
|
// Wait for the original event or the timer
|
|
//
|
|
WaitList[0] = Event;
|
|
WaitList[1] = TimerEvent;
|
|
Status = gBS->WaitForEvent (2, WaitList, &Index);
|
|
gBS->CloseEvent (TimerEvent);
|
|
|
|
//
|
|
// If the timer expired, change the return to timed out
|
|
//
|
|
if (!EFI_ERROR (Status) && Index == 1) {
|
|
Status = EFI_TIMEOUT;
|
|
}
|
|
}
|
|
} else {
|
|
//
|
|
// No timeout... just wait on the event
|
|
//
|
|
Status = gBS->WaitForEvent (1, &Event, &Index);
|
|
ASSERT (!EFI_ERROR (Status));
|
|
ASSERT (Index == 0);
|
|
}
|
|
|
|
return Status;
|
|
}
|
|
|
|
/**
|
|
Function show progress bar to wait for user input.
|
|
|
|
|
|
@param TimeoutDefault The fault time out value before the system continue to boot.
|
|
|
|
@retval EFI_SUCCESS User pressed some key except "Enter"
|
|
@retval EFI_TIME_OUT Timeout expired or user press "Enter"
|
|
|
|
**/
|
|
EFI_STATUS
|
|
ShowProgress (
|
|
IN UINT16 TimeoutDefault
|
|
)
|
|
{
|
|
CHAR16 *TmpStr;
|
|
UINT16 TimeoutRemain;
|
|
EFI_STATUS Status;
|
|
EFI_INPUT_KEY Key;
|
|
EFI_GRAPHICS_OUTPUT_BLT_PIXEL Foreground;
|
|
EFI_GRAPHICS_OUTPUT_BLT_PIXEL Background;
|
|
EFI_GRAPHICS_OUTPUT_BLT_PIXEL Color;
|
|
|
|
if (TimeoutDefault == 0) {
|
|
return EFI_TIMEOUT;
|
|
}
|
|
|
|
DEBUG ((EFI_D_INFO, "\n\nStart showing progress bar... Press any key to stop it! ...Zzz....\n"));
|
|
|
|
SetMem (&Foreground, sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL), 0xff);
|
|
SetMem (&Background, sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL), 0x0);
|
|
SetMem (&Color, sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL), 0xff);
|
|
|
|
TmpStr = GetStringById (STRING_TOKEN (STR_START_BOOT_OPTION));
|
|
|
|
if (!FeaturePcdGet(PcdBootlogoOnlyEnable)) {
|
|
//
|
|
// Clear the progress status bar first
|
|
//
|
|
if (TmpStr != NULL) {
|
|
PlatformBdsShowProgress (Foreground, Background, TmpStr, Color, 0, 0);
|
|
}
|
|
}
|
|
|
|
|
|
TimeoutRemain = TimeoutDefault;
|
|
while (TimeoutRemain != 0) {
|
|
DEBUG ((EFI_D_INFO, "Showing progress bar...Remaining %d second!\n", TimeoutRemain));
|
|
|
|
Status = WaitForSingleEvent (gST->ConIn->WaitForKey, ONE_SECOND);
|
|
if (Status != EFI_TIMEOUT) {
|
|
break;
|
|
}
|
|
TimeoutRemain--;
|
|
|
|
if (!FeaturePcdGet(PcdBootlogoOnlyEnable)) {
|
|
//
|
|
// Show progress
|
|
//
|
|
if (TmpStr != NULL) {
|
|
PlatformBdsShowProgress (
|
|
Foreground,
|
|
Background,
|
|
TmpStr,
|
|
Color,
|
|
((TimeoutDefault - TimeoutRemain) * 100 / TimeoutDefault),
|
|
0
|
|
);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (TmpStr != NULL) {
|
|
gBS->FreePool (TmpStr);
|
|
}
|
|
|
|
//
|
|
// Timeout expired
|
|
//
|
|
if (TimeoutRemain == 0) {
|
|
return EFI_TIMEOUT;
|
|
}
|
|
|
|
//
|
|
// User pressed some key
|
|
//
|
|
Status = gST->ConIn->ReadKeyStroke (gST->ConIn, &Key);
|
|
if (EFI_ERROR (Status)) {
|
|
return Status;
|
|
}
|
|
|
|
if (Key.UnicodeChar == CHAR_CARRIAGE_RETURN) {
|
|
//
|
|
// User pressed enter, equivalent to select "continue"
|
|
//
|
|
return EFI_TIMEOUT;
|
|
}
|
|
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
/**
|
|
This function is the main entry of the platform setup entry.
|
|
The function will present the main menu of the system setup,
|
|
this is the platform reference part and can be customize.
|
|
|
|
|
|
@param TimeoutDefault The fault time out value before the system
|
|
continue to boot.
|
|
@param ConnectAllHappened The indicater to check if the connect all have
|
|
already happened.
|
|
|
|
**/
|
|
VOID
|
|
PlatformBdsEnterFrontPage (
|
|
IN UINT16 TimeoutDefault,
|
|
IN BOOLEAN ConnectAllHappened
|
|
)
|
|
{
|
|
EFI_STATUS Status;
|
|
EFI_STATUS StatusHotkey;
|
|
EFI_BOOT_LOGO_PROTOCOL *BootLogo;
|
|
EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;
|
|
EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *SimpleTextOut;
|
|
UINTN BootTextColumn;
|
|
UINTN BootTextRow;
|
|
|
|
GraphicsOutput = NULL;
|
|
SimpleTextOut = NULL;
|
|
|
|
PERF_START (NULL, "BdsTimeOut", "BDS", 0);
|
|
//
|
|
// Indicate if we need connect all in the platform setup
|
|
//
|
|
if (ConnectAllHappened) {
|
|
gConnectAllHappened = TRUE;
|
|
}
|
|
|
|
if (!mModeInitialized) {
|
|
//
|
|
// After the console is ready, get current video resolution
|
|
// and text mode before launching setup at first time.
|
|
//
|
|
Status = gBS->HandleProtocol (
|
|
gST->ConsoleOutHandle,
|
|
&gEfiGraphicsOutputProtocolGuid,
|
|
(VOID**)&GraphicsOutput
|
|
);
|
|
if (EFI_ERROR (Status)) {
|
|
GraphicsOutput = NULL;
|
|
}
|
|
|
|
Status = gBS->HandleProtocol (
|
|
gST->ConsoleOutHandle,
|
|
&gEfiSimpleTextOutProtocolGuid,
|
|
(VOID**)&SimpleTextOut
|
|
);
|
|
if (EFI_ERROR (Status)) {
|
|
SimpleTextOut = NULL;
|
|
}
|
|
|
|
if (GraphicsOutput != NULL) {
|
|
//
|
|
// Get current video resolution and text mode.
|
|
//
|
|
mBootHorizontalResolution = GraphicsOutput->Mode->Info->HorizontalResolution;
|
|
mBootVerticalResolution = GraphicsOutput->Mode->Info->VerticalResolution;
|
|
}
|
|
|
|
if (SimpleTextOut != NULL) {
|
|
Status = SimpleTextOut->QueryMode (
|
|
SimpleTextOut,
|
|
SimpleTextOut->Mode->Mode,
|
|
&BootTextColumn,
|
|
&BootTextRow
|
|
);
|
|
mBootTextModeColumn = (UINT32)BootTextColumn;
|
|
mBootTextModeRow = (UINT32)BootTextRow;
|
|
}
|
|
|
|
//
|
|
// Get user defined text mode for setup.
|
|
//
|
|
mSetupHorizontalResolution = PcdGet32 (PcdSetupVideoHorizontalResolution);
|
|
mSetupVerticalResolution = PcdGet32 (PcdSetupVideoVerticalResolution);
|
|
mSetupTextModeColumn = PcdGet32 (PcdSetupConOutColumn);
|
|
mSetupTextModeRow = PcdGet32 (PcdSetupConOutRow);
|
|
|
|
mModeInitialized = TRUE;
|
|
}
|
|
|
|
|
|
|
|
HotkeyBoot ();
|
|
if (TimeoutDefault != 0xffff) {
|
|
Status = ShowProgress (TimeoutDefault);
|
|
StatusHotkey = HotkeyBoot ();
|
|
|
|
if (!FeaturePcdGet(PcdBootlogoOnlyEnable) || !EFI_ERROR(Status) || !EFI_ERROR(StatusHotkey)){
|
|
//
|
|
// Ensure screen is clear when switch Console from Graphics mode to Text mode
|
|
// Skip it in normal boot
|
|
//
|
|
gST->ConOut->EnableCursor (gST->ConOut, TRUE);
|
|
gST->ConOut->ClearScreen (gST->ConOut);
|
|
}
|
|
|
|
if (EFI_ERROR (Status)) {
|
|
//
|
|
// Timeout or user press enter to continue
|
|
//
|
|
goto Exit;
|
|
}
|
|
}
|
|
|
|
//
|
|
// Boot Logo is corrupted, report it using Boot Logo protocol.
|
|
//
|
|
Status = gBS->LocateProtocol (&gEfiBootLogoProtocolGuid, NULL, (VOID **) &BootLogo);
|
|
if (!EFI_ERROR (Status) && (BootLogo != NULL)) {
|
|
BootLogo->SetBootLogo (BootLogo, NULL, 0, 0, 0, 0);
|
|
}
|
|
|
|
Status = EFI_SUCCESS;
|
|
do {
|
|
//
|
|
// Set proper video resolution and text mode for setup
|
|
//
|
|
BdsSetConsoleMode (TRUE);
|
|
|
|
InitializeFrontPage (FALSE);
|
|
|
|
//
|
|
// Update Front Page strings
|
|
//
|
|
UpdateFrontPageStrings ();
|
|
|
|
gCallbackKey = 0;
|
|
CallFrontPage ();
|
|
|
|
//
|
|
// If gCallbackKey is greater than 1 and less or equal to 5,
|
|
// it will launch configuration utilities.
|
|
// 2 = set language
|
|
// 3 = boot manager
|
|
// 4 = device manager
|
|
// 5 = boot maintenance manager
|
|
//
|
|
if (gCallbackKey != 0) {
|
|
REPORT_STATUS_CODE (
|
|
EFI_PROGRESS_CODE,
|
|
(EFI_SOFTWARE_DXE_BS_DRIVER | EFI_SW_PC_USER_SETUP)
|
|
);
|
|
}
|
|
//
|
|
// Based on the key that was set, we can determine what to do
|
|
//
|
|
switch (gCallbackKey) {
|
|
//
|
|
// The first 4 entries in the Front Page are to be GUARANTEED to remain constant so IHV's can
|
|
// describe to their customers in documentation how to find their setup information (namely
|
|
// under the device manager and specific buckets)
|
|
//
|
|
// These entries consist of the Continue, Select language, Boot Manager, and Device Manager
|
|
//
|
|
case FRONT_PAGE_KEY_CONTINUE:
|
|
//
|
|
// User hit continue
|
|
//
|
|
break;
|
|
|
|
case FRONT_PAGE_KEY_LANGUAGE:
|
|
//
|
|
// User made a language setting change - display front page again
|
|
//
|
|
break;
|
|
|
|
case FRONT_PAGE_KEY_BOOT_MANAGER:
|
|
//
|
|
// User chose to run the Boot Manager
|
|
//
|
|
CallBootManager ();
|
|
break;
|
|
|
|
case FRONT_PAGE_KEY_DEVICE_MANAGER:
|
|
//
|
|
// Display the Device Manager
|
|
//
|
|
do {
|
|
CallDeviceManager ();
|
|
} while (gCallbackKey == FRONT_PAGE_KEY_DEVICE_MANAGER);
|
|
break;
|
|
|
|
case FRONT_PAGE_KEY_BOOT_MAINTAIN:
|
|
//
|
|
// Display the Boot Maintenance Manager
|
|
//
|
|
BdsStartBootMaint ();
|
|
break;
|
|
}
|
|
|
|
} while ((Status == EFI_SUCCESS) && (gCallbackKey != FRONT_PAGE_KEY_CONTINUE));
|
|
|
|
//
|
|
//Will leave browser, check any reset required change is applied? if yes, reset system
|
|
//
|
|
SetupResetReminder ();
|
|
|
|
Exit:
|
|
//
|
|
// Automatically load current entry
|
|
// Note: The following lines of code only execute when Auto boot
|
|
// takes affect
|
|
//
|
|
PERF_END (NULL, "BdsTimeOut", "BDS", 0);
|
|
}
|
|
|
|
/**
|
|
This function will change video resolution and text mode
|
|
according to defined setup mode or defined boot mode
|
|
|
|
@param IsSetupMode Indicate mode is changed to setup mode or boot mode.
|
|
|
|
@retval EFI_SUCCESS Mode is changed successfully.
|
|
@retval Others Mode failed to be changed.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
EFIAPI
|
|
BdsSetConsoleMode (
|
|
BOOLEAN IsSetupMode
|
|
)
|
|
{
|
|
EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;
|
|
EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *SimpleTextOut;
|
|
UINTN SizeOfInfo;
|
|
EFI_GRAPHICS_OUTPUT_MODE_INFORMATION *Info;
|
|
UINT32 MaxGopMode;
|
|
UINT32 MaxTextMode;
|
|
UINT32 ModeNumber;
|
|
UINT32 NewHorizontalResolution;
|
|
UINT32 NewVerticalResolution;
|
|
UINT32 NewColumns;
|
|
UINT32 NewRows;
|
|
UINTN HandleCount;
|
|
EFI_HANDLE *HandleBuffer;
|
|
EFI_STATUS Status;
|
|
UINTN Index;
|
|
UINTN CurrentColumn;
|
|
UINTN CurrentRow;
|
|
|
|
MaxGopMode = 0;
|
|
MaxTextMode = 0;
|
|
|
|
//
|
|
// Get current video resolution and text mode
|
|
//
|
|
Status = gBS->HandleProtocol (
|
|
gST->ConsoleOutHandle,
|
|
&gEfiGraphicsOutputProtocolGuid,
|
|
(VOID**)&GraphicsOutput
|
|
);
|
|
if (EFI_ERROR (Status)) {
|
|
GraphicsOutput = NULL;
|
|
}
|
|
|
|
Status = gBS->HandleProtocol (
|
|
gST->ConsoleOutHandle,
|
|
&gEfiSimpleTextOutProtocolGuid,
|
|
(VOID**)&SimpleTextOut
|
|
);
|
|
if (EFI_ERROR (Status)) {
|
|
SimpleTextOut = NULL;
|
|
}
|
|
|
|
if ((GraphicsOutput == NULL) || (SimpleTextOut == NULL)) {
|
|
return EFI_UNSUPPORTED;
|
|
}
|
|
|
|
if (IsSetupMode) {
|
|
//
|
|
// The requried resolution and text mode is setup mode.
|
|
//
|
|
NewHorizontalResolution = mSetupHorizontalResolution;
|
|
NewVerticalResolution = mSetupVerticalResolution;
|
|
NewColumns = mSetupTextModeColumn;
|
|
NewRows = mSetupTextModeRow;
|
|
} else {
|
|
//
|
|
// The required resolution and text mode is boot mode.
|
|
//
|
|
NewHorizontalResolution = mBootHorizontalResolution;
|
|
NewVerticalResolution = mBootVerticalResolution;
|
|
NewColumns = mBootTextModeColumn;
|
|
NewRows = mBootTextModeRow;
|
|
}
|
|
|
|
if (GraphicsOutput != NULL) {
|
|
MaxGopMode = GraphicsOutput->Mode->MaxMode;
|
|
}
|
|
|
|
if (SimpleTextOut != NULL) {
|
|
MaxTextMode = SimpleTextOut->Mode->MaxMode;
|
|
}
|
|
|
|
//
|
|
// 1. If current video resolution is same with required video resolution,
|
|
// video resolution need not be changed.
|
|
// 1.1. If current text mode is same with required text mode, text mode need not be changed.
|
|
// 1.2. If current text mode is different from required text mode, text mode need be changed.
|
|
// 2. If current video resolution is different from required video resolution, we need restart whole console drivers.
|
|
//
|
|
for (ModeNumber = 0; ModeNumber < MaxGopMode; ModeNumber++) {
|
|
Status = GraphicsOutput->QueryMode (
|
|
GraphicsOutput,
|
|
ModeNumber,
|
|
&SizeOfInfo,
|
|
&Info
|
|
);
|
|
if (!EFI_ERROR (Status)) {
|
|
if ((Info->HorizontalResolution == NewHorizontalResolution) &&
|
|
(Info->VerticalResolution == NewVerticalResolution)) {
|
|
if ((GraphicsOutput->Mode->Info->HorizontalResolution == NewHorizontalResolution) &&
|
|
(GraphicsOutput->Mode->Info->VerticalResolution == NewVerticalResolution)) {
|
|
//
|
|
// Current resolution is same with required resolution, check if text mode need be set
|
|
//
|
|
Status = SimpleTextOut->QueryMode (SimpleTextOut, SimpleTextOut->Mode->Mode, &CurrentColumn, &CurrentRow);
|
|
ASSERT_EFI_ERROR (Status);
|
|
if (CurrentColumn == NewColumns && CurrentRow == NewRows) {
|
|
//
|
|
// If current text mode is same with required text mode. Do nothing
|
|
//
|
|
FreePool (Info);
|
|
return EFI_SUCCESS;
|
|
} else {
|
|
//
|
|
// If current text mode is different from requried text mode. Set new video mode
|
|
//
|
|
for (Index = 0; Index < MaxTextMode; Index++) {
|
|
Status = SimpleTextOut->QueryMode (SimpleTextOut, Index, &CurrentColumn, &CurrentRow);
|
|
if (!EFI_ERROR(Status)) {
|
|
if ((CurrentColumn == NewColumns) && (CurrentRow == NewRows)) {
|
|
//
|
|
// Required text mode is supported, set it.
|
|
//
|
|
Status = SimpleTextOut->SetMode (SimpleTextOut, Index);
|
|
ASSERT_EFI_ERROR (Status);
|
|
//
|
|
// Update text mode PCD.
|
|
//
|
|
PcdSet32 (PcdConOutColumn, mSetupTextModeColumn);
|
|
PcdSet32 (PcdConOutRow, mSetupTextModeRow);
|
|
FreePool (Info);
|
|
return EFI_SUCCESS;
|
|
}
|
|
}
|
|
}
|
|
if (Index == MaxTextMode) {
|
|
//
|
|
// If requried text mode is not supported, return error.
|
|
//
|
|
FreePool (Info);
|
|
return EFI_UNSUPPORTED;
|
|
}
|
|
}
|
|
} else {
|
|
//
|
|
// If current video resolution is not same with the new one, set new video resolution.
|
|
// In this case, the driver which produces simple text out need be restarted.
|
|
//
|
|
Status = GraphicsOutput->SetMode (GraphicsOutput, ModeNumber);
|
|
if (!EFI_ERROR (Status)) {
|
|
FreePool (Info);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
FreePool (Info);
|
|
}
|
|
}
|
|
|
|
if (ModeNumber == MaxGopMode) {
|
|
//
|
|
// If the resolution is not supported, return error.
|
|
//
|
|
return EFI_UNSUPPORTED;
|
|
}
|
|
|
|
//
|
|
// Set PCD to Inform GraphicsConsole to change video resolution.
|
|
// Set PCD to Inform Consplitter to change text mode.
|
|
//
|
|
PcdSet32 (PcdVideoHorizontalResolution, NewHorizontalResolution);
|
|
PcdSet32 (PcdVideoVerticalResolution, NewVerticalResolution);
|
|
PcdSet32 (PcdConOutColumn, NewColumns);
|
|
PcdSet32 (PcdConOutRow, NewRows);
|
|
|
|
|
|
//
|
|
// Video mode is changed, so restart graphics console driver and higher level driver.
|
|
// Reconnect graphics console driver and higher level driver.
|
|
// Locate all the handles with GOP protocol and reconnect it.
|
|
//
|
|
Status = gBS->LocateHandleBuffer (
|
|
ByProtocol,
|
|
&gEfiSimpleTextOutProtocolGuid,
|
|
NULL,
|
|
&HandleCount,
|
|
&HandleBuffer
|
|
);
|
|
if (!EFI_ERROR (Status)) {
|
|
for (Index = 0; Index < HandleCount; Index++) {
|
|
gBS->DisconnectController (HandleBuffer[Index], NULL, NULL);
|
|
}
|
|
for (Index = 0; Index < HandleCount; Index++) {
|
|
gBS->ConnectController (HandleBuffer[Index], NULL, NULL, TRUE);
|
|
}
|
|
if (HandleBuffer != NULL) {
|
|
FreePool (HandleBuffer);
|
|
}
|
|
}
|
|
|
|
return EFI_SUCCESS;
|
|
}
|
|
|