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/** @file
Logo DXE Driver, install Edkii Platform Logo protocol.
Copyright (c) 2016 - 2017, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include <Uefi.h>
#include <Protocol/HiiDatabase.h>
#include <Protocol/GraphicsOutput.h>
#include <Protocol/HiiImageEx.h>
#include <Protocol/PlatformLogo.h>
#include <Protocol/HiiPackageList.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Library/DebugLib.h>
typedef struct {
EFI_IMAGE_ID ImageId;
EDKII_PLATFORM_LOGO_DISPLAY_ATTRIBUTE Attribute;
INTN OffsetX;
INTN OffsetY;
} LOGO_ENTRY;
EFI_HII_IMAGE_EX_PROTOCOL *mHiiImageEx;
EFI_HII_HANDLE mHiiHandle;
LOGO_ENTRY mLogos[] = {
{
IMAGE_TOKEN (IMG_LOGO),
EdkiiPlatformLogoDisplayAttributeCenter,
0,
0
}
};
/**
Load a platform logo image and return its data and attributes.
@param This The pointer to this protocol instance.
@param Instance The visible image instance is found.
@param Image Points to the image.
@param Attribute The display attributes of the image returned.
@param OffsetX The X offset of the image regarding the Attribute.
@param OffsetY The Y offset of the image regarding the Attribute.
@retval EFI_SUCCESS The image was fetched successfully.
@retval EFI_NOT_FOUND The specified image could not be found.
**/
EFI_STATUS
EFIAPI
GetImage (
IN EDKII_PLATFORM_LOGO_PROTOCOL *This,
IN OUT UINT32 *Instance,
OUT EFI_IMAGE_INPUT *Image,
OUT EDKII_PLATFORM_LOGO_DISPLAY_ATTRIBUTE *Attribute,
OUT INTN *OffsetX,
OUT INTN *OffsetY
)
{
UINT32 Current;
if (Instance == NULL || Image == NULL ||
Attribute == NULL || OffsetX == NULL || OffsetY == NULL) {
return EFI_INVALID_PARAMETER;
}
Current = *Instance;
if (Current >= ARRAY_SIZE (mLogos)) {
return EFI_NOT_FOUND;
}
(*Instance)++;
*Attribute = mLogos[Current].Attribute;
*OffsetX = mLogos[Current].OffsetX;
*OffsetY = mLogos[Current].OffsetY;
return mHiiImageEx->GetImageEx (mHiiImageEx, mHiiHandle, mLogos[Current].ImageId, Image);
}
EDKII_PLATFORM_LOGO_PROTOCOL mPlatformLogo = {
GetImage
};
/**
Entrypoint of this module.
This function is the entrypoint of this module. It installs the Edkii
Platform Logo protocol.
@param ImageHandle The firmware allocated handle for the EFI image.
@param SystemTable A pointer to the EFI System Table.
@retval EFI_SUCCESS The entry point is executed successfully.
**/
EFI_STATUS
EFIAPI
InitializeLogo (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
{
EFI_STATUS Status;
EFI_HII_PACKAGE_LIST_HEADER *PackageList;
EFI_HII_DATABASE_PROTOCOL *HiiDatabase;
EFI_HANDLE Handle;
Status = gBS->LocateProtocol (
&gEfiHiiDatabaseProtocolGuid,
NULL,
(VOID **) &HiiDatabase
);
ASSERT_EFI_ERROR (Status);
Status = gBS->LocateProtocol (
&gEfiHiiImageExProtocolGuid,
NULL,
(VOID **) &mHiiImageEx
);
ASSERT_EFI_ERROR (Status);
//
// Retrieve HII package list from ImageHandle
//
Status = gBS->OpenProtocol (
ImageHandle,
&gEfiHiiPackageListProtocolGuid,
(VOID **) &PackageList,
ImageHandle,
NULL,
EFI_OPEN_PROTOCOL_GET_PROTOCOL
);
if (EFI_ERROR (Status)) {
DEBUG ((DEBUG_ERROR, "HII Image Package with logo not found in PE/COFF resource section\n"));
return Status;
}
//
// Publish HII package list to HII Database.
//
Status = HiiDatabase->NewPackageList (
HiiDatabase,
PackageList,
NULL,
&mHiiHandle
);
if (!EFI_ERROR (Status)) {
Handle = NULL;
Status = gBS->InstallMultipleProtocolInterfaces (
&Handle,
&gEdkiiPlatformLogoProtocolGuid, &mPlatformLogo,
NULL
);
}
return Status;
}
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