CloverBootloader/MdeModulePkg/Universal/HiiDatabaseDxe/HiiDatabaseEntry.c

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/** @file
This file contains the entry code to the HII database, which is defined by
UEFI 2.1 specification.
Copyright (c) 2007 - 2018, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#include "HiiDatabase.h"
//
// Global variables
//
EFI_EVENT gHiiKeyboardLayoutChanged;
BOOLEAN gExportAfterReadyToBoot = FALSE;
HII_DATABASE_PRIVATE_DATA mPrivate = {
HII_DATABASE_PRIVATE_DATA_SIGNATURE,
{
(LIST_ENTRY *) NULL,
(LIST_ENTRY *) NULL
},
{
(LIST_ENTRY *) NULL,
(LIST_ENTRY *) NULL
},
{
HiiStringToImage,
HiiStringIdToImage,
HiiGetGlyph,
HiiGetFontInfo
},
{
HiiNewImage,
HiiGetImage,
HiiSetImage,
HiiDrawImage,
HiiDrawImageId
},
{
HiiNewImageEx,
HiiGetImageEx,
HiiSetImageEx,
HiiDrawImageEx,
HiiDrawImageIdEx,
HiiGetImageInfo
},
{
HiiNewString,
HiiGetString,
HiiSetString,
HiiGetLanguages,
HiiGetSecondaryLanguages
},
{
HiiNewPackageList,
HiiRemovePackageList,
HiiUpdatePackageList,
HiiListPackageLists,
HiiExportPackageLists,
HiiRegisterPackageNotify,
HiiUnregisterPackageNotify,
HiiFindKeyboardLayouts,
HiiGetKeyboardLayout,
HiiSetKeyboardLayout,
HiiGetPackageListHandle
},
{
HiiConfigRoutingExtractConfig,
HiiConfigRoutingExportConfig,
HiiConfigRoutingRouteConfig,
HiiBlockToConfig,
HiiConfigToBlock,
HiiGetAltCfg
},
{
EfiConfigKeywordHandlerSetData,
EfiConfigKeywordHandlerGetData
},
{
(LIST_ENTRY *) NULL,
(LIST_ENTRY *) NULL
},
0,
{
(LIST_ENTRY *) NULL,
(LIST_ENTRY *) NULL
},
EFI_TEXT_ATTR (EFI_LIGHTGRAY, EFI_BLACK),
{
0x00000000,
0x0000,
0x0000,
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}
},
NULL
};
/**
The default event handler for gHiiKeyboardLayoutChanged
event group.
This is internal function.
@param Event The event that triggered this notification function.
@param Context Pointer to the notification functions context.
**/
VOID
EFIAPI
KeyboardLayoutChangeNullEvent (
IN EFI_EVENT Event,
IN VOID *Context
)
{
return;
}
/**
On Ready To Boot Services Event notification handler.
To trigger the function that to export the Hii Configuration setting.
@param[in] Event Event whose notification function is being invoked
@param[in] Context Pointer to the notification function's context
**/
VOID
EFIAPI
OnReadyToBoot (
IN EFI_EVENT Event,
IN VOID *Context
)
{
//
// When ready to boot, we begin to export the HiiDatabase date.
// And hook all the possible HiiDatabase change actions to export data.
//
HiiGetDatabaseInfo (&mPrivate.HiiDatabase);
HiiGetConfigRespInfo (&mPrivate.HiiDatabase);
gExportAfterReadyToBoot = TRUE;
gBS->CloseEvent (Event);
}
/**
Initialize HII Database.
@param ImageHandle The image handle.
@param SystemTable The system table.
@retval EFI_SUCCESS The Hii database is setup correctly.
@return Other value if failed to create the default event for
gHiiKeyboardLayoutChanged. Check gBS->CreateEventEx for
details. Or failed to install the protocols.
Check gBS->InstallMultipleProtocolInterfaces for details.
Or failed to create Ready To Boot Event.
Check EfiCreateEventReadyToBootEx for details.
**/
EFI_STATUS
EFIAPI
InitializeHiiDatabase (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
{
EFI_STATUS Status;
EFI_HANDLE Handle;
EFI_EVENT ReadyToBootEvent;
//
// There will be only one HII Database in the system
// If there is another out there, someone is trying to install us
// again. Fail that scenario.
//
ASSERT_PROTOCOL_ALREADY_INSTALLED (NULL, &gEfiHiiDatabaseProtocolGuid);
ASSERT_PROTOCOL_ALREADY_INSTALLED (NULL, &gEfiHiiFontProtocolGuid);
ASSERT_PROTOCOL_ALREADY_INSTALLED (NULL, &gEfiHiiImageProtocolGuid);
ASSERT_PROTOCOL_ALREADY_INSTALLED (NULL, &gEfiHiiStringProtocolGuid);
ASSERT_PROTOCOL_ALREADY_INSTALLED (NULL, &gEfiHiiConfigRoutingProtocolGuid);
ASSERT_PROTOCOL_ALREADY_INSTALLED (NULL, &gEfiConfigKeywordHandlerProtocolGuid);
InitializeListHead (&mPrivate.DatabaseList);
InitializeListHead (&mPrivate.DatabaseNotifyList);
InitializeListHead (&mPrivate.HiiHandleList);
InitializeListHead (&mPrivate.FontInfoList);
//
// Create a event with EFI_HII_SET_KEYBOARD_LAYOUT_EVENT_GUID group type.
//
Status = gBS->CreateEventEx (
EVT_NOTIFY_SIGNAL,
TPL_NOTIFY,
KeyboardLayoutChangeNullEvent,
NULL,
&gEfiHiiKeyBoardLayoutGuid,
&gHiiKeyboardLayoutChanged
);
if (EFI_ERROR(Status)) {
return Status;
}
Handle = NULL;
Status = gBS->InstallMultipleProtocolInterfaces (
&Handle,
&gEfiHiiFontProtocolGuid,
&mPrivate.HiiFont,
&gEfiHiiStringProtocolGuid,
&mPrivate.HiiString,
&gEfiHiiDatabaseProtocolGuid,
&mPrivate.HiiDatabase,
&gEfiHiiConfigRoutingProtocolGuid,
&mPrivate.ConfigRouting,
&gEfiConfigKeywordHandlerProtocolGuid,
&mPrivate.ConfigKeywordHandler,
NULL
);
if (EFI_ERROR(Status)) {
return Status;
}
if (FeaturePcdGet (PcdSupportHiiImageProtocol)) {
Status = gBS->InstallMultipleProtocolInterfaces (
&Handle,
&gEfiHiiImageProtocolGuid, &mPrivate.HiiImage,
&gEfiHiiImageExProtocolGuid, &mPrivate.HiiImageEx,
NULL
);
}
if (FeaturePcdGet(PcdHiiOsRuntimeSupport)) {
Status = EfiCreateEventReadyToBootEx (
TPL_CALLBACK,
OnReadyToBoot,
NULL,
&ReadyToBootEvent
);
if (EFI_ERROR(Status)) {
return Status;
}
}
return Status;
}