+++ /dev/null
-/*++\r
-\r
-Copyright (c) 2004 - 2012, Intel Corporation. All rights reserved.<BR>\r
-This program and the accompanying materials \r
-are licensed and made available under the terms and conditions of the BSD License \r
-which accompanies this distribution. The full text of the license may be found at \r
-http://opensource.org/licenses/bsd-license.php \r
- \r
-THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r
-WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r
-\r
-Module Name:\r
-\r
- Graphics.c\r
-\r
-Abstract:\r
-\r
- Support for Basic Graphics operations.\r
-\r
- BugBug: Currently *.BMP files are supported. This will be replaced\r
- when Tiano graphics format is supported.\r
-\r
---*/\r
-\r
-#include "Tiano.h"\r
-#include "EfiDriverLib.h"\r
-#include "GraphicsLib.h"\r
-\r
-EFI_STATUS\r
-GetGraphicsBitMapFromFV (\r
- IN EFI_GUID *FileNameGuid,\r
- OUT VOID **Image,\r
- OUT UINTN *ImageSize\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- Return the graphics image file named FileNameGuid into Image and return it's\r
- size in ImageSize. All Firmware Volumes (FV) in the system are searched for the\r
- file name.\r
-\r
-Arguments:\r
-\r
- FileNameGuid - File Name of graphics file in the FV(s).\r
-\r
- Image - Pointer to pointer to return graphics image. If NULL, a \r
- buffer will be allocated.\r
-\r
- ImageSize - Size of the graphics Image in bytes. Zero if no image found.\r
-\r
-\r
-Returns: \r
-\r
- EFI_SUCCESS - Image and ImageSize are valid. \r
- EFI_BUFFER_TOO_SMALL - Image not big enough. ImageSize has required size\r
- EFI_NOT_FOUND - FileNameGuid not found\r
-\r
---*/\r
-{\r
- return GetGraphicsBitMapFromFVEx (NULL, FileNameGuid, Image, ImageSize);\r
-}\r
-\r
-EFI_STATUS\r
-GetGraphicsBitMapFromFVEx (\r
- IN EFI_HANDLE ImageHandle,\r
- IN EFI_GUID *FileNameGuid,\r
- OUT VOID **Image,\r
- OUT UINTN *ImageSize\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- Return the graphics image file named FileNameGuid into Image and return it's\r
- size in ImageSize. All Firmware Volumes (FV) in the system are searched for the\r
- file name.\r
-\r
-Arguments:\r
-\r
- ImageHandle - The driver image handle of the caller. The parameter is used to\r
- optimize the loading of the image file so that the FV from which\r
- the driver image is loaded will be tried first. \r
-\r
- FileNameGuid - File Name of graphics file in the FV(s).\r
-\r
- Image - Pointer to pointer to return graphics image. If NULL, a \r
- buffer will be allocated.\r
-\r
- ImageSize - Size of the graphics Image in bytes. Zero if no image found.\r
-\r
-\r
-Returns: \r
-\r
- EFI_SUCCESS - Image and ImageSize are valid. \r
- EFI_BUFFER_TOO_SMALL - Image not big enough. ImageSize has required size\r
- EFI_NOT_FOUND - FileNameGuid not found\r
-\r
---*/\r
-{\r
- return GetImageEx (\r
- ImageHandle,\r
- FileNameGuid,\r
- EFI_SECTION_RAW,\r
- Image,\r
- ImageSize,\r
- FALSE\r
- );\r
-}\r
-\r
-\r
-EFI_STATUS\r
-ConvertBmpToGopBlt (\r
- IN VOID *BmpImage,\r
- IN UINTN BmpImageSize,\r
- IN OUT VOID **GopBlt,\r
- IN OUT UINTN *GopBltSize,\r
- OUT UINTN *PixelHeight,\r
- OUT UINTN *PixelWidth\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- Convert a *.BMP graphics image to a GOP/UGA blt buffer. If a NULL Blt buffer\r
- is passed in a GopBlt buffer will be allocated by this routine. If a GopBlt\r
- buffer is passed in it will be used if it is big enough.\r
-\r
-Arguments:\r
-\r
- BmpImage - Pointer to BMP file\r
-\r
- BmpImageSize - Number of bytes in BmpImage\r
-\r
- GopBlt - Buffer containing GOP version of BmpImage.\r
-\r
- GopBltSize - Size of GopBlt in bytes.\r
-\r
- PixelHeight - Height of GopBlt/BmpImage in pixels\r
-\r
- PixelWidth - Width of GopBlt/BmpImage in pixels\r
-\r
-\r
-Returns: \r
-\r
- EFI_SUCCESS - GopBlt and GopBltSize are returned. \r
- EFI_UNSUPPORTED - BmpImage is not a valid *.BMP image\r
- EFI_BUFFER_TOO_SMALL - The passed in GopBlt buffer is not big enough.\r
- GopBltSize will contain the required size.\r
- EFI_OUT_OF_RESOURCES - No enough buffer to allocate\r
-\r
---*/\r
-{\r
- UINT8 *Image;\r
- UINT8 *ImageHeader;\r
- BMP_IMAGE_HEADER *BmpHeader;\r
- BMP_COLOR_MAP *BmpColorMap;\r
- EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer;\r
- EFI_GRAPHICS_OUTPUT_BLT_PIXEL *Blt;\r
- UINT64 BltBufferSize;\r
- UINTN Index;\r
- UINTN Height;\r
- UINTN Width;\r
- UINTN ImageIndex;\r
- UINTN DataSizePerLine;\r
- BOOLEAN IsAllocated;\r
- UINT32 ColorMapNum;\r
-\r
- if (sizeof (BMP_IMAGE_HEADER) > BmpImageSize) {\r
- return EFI_INVALID_PARAMETER;\r
- }\r
-\r
- BmpHeader = (BMP_IMAGE_HEADER *) BmpImage;\r
-\r
- if (BmpHeader->CharB != 'B' || BmpHeader->CharM != 'M') {\r
- return EFI_UNSUPPORTED;\r
- }\r
-\r
- //\r
- // Doesn't support compress.\r
- //\r
- if (BmpHeader->CompressionType != 0) {\r
- return EFI_UNSUPPORTED;\r
- }\r
-\r
- //\r
- // Only support BITMAPINFOHEADER format.\r
- // BITMAPFILEHEADER + BITMAPINFOHEADER = BMP_IMAGE_HEADER\r
- //\r
- if (BmpHeader->HeaderSize != sizeof (BMP_IMAGE_HEADER) - ((UINTN) &(((BMP_IMAGE_HEADER *)0)->HeaderSize))) {\r
- return EFI_UNSUPPORTED;\r
- }\r
-\r
- //\r
- // The data size in each line must be 4 byte alignment.\r
- //\r
- DataSizePerLine = ((BmpHeader->PixelWidth * BmpHeader->BitPerPixel + 31) >> 3) & (~0x3);\r
- BltBufferSize = MultU64x32 (DataSizePerLine, BmpHeader->PixelHeight);\r
- if (BltBufferSize > (UINT32) ~0) {\r
- return EFI_INVALID_PARAMETER;\r
- }\r
-\r
- if ((BmpHeader->Size != BmpImageSize) || \r
- (BmpHeader->Size < BmpHeader->ImageOffset) ||\r
- (BmpHeader->Size - BmpHeader->ImageOffset != BmpHeader->PixelHeight * DataSizePerLine)) {\r
- return EFI_INVALID_PARAMETER;\r
- }\r
-\r
- //\r
- // Calculate Color Map offset in the image.\r
- //\r
- Image = BmpImage;\r
- BmpColorMap = (BMP_COLOR_MAP *) (Image + sizeof (BMP_IMAGE_HEADER));\r
- if (BmpHeader->ImageOffset < sizeof (BMP_IMAGE_HEADER)) {\r
- return EFI_INVALID_PARAMETER;\r
- }\r
-\r
- if (BmpHeader->ImageOffset > sizeof (BMP_IMAGE_HEADER)) {\r
- switch (BmpHeader->BitPerPixel) {\r
- case 1:\r
- ColorMapNum = 2;\r
- break;\r
- case 4:\r
- ColorMapNum = 16;\r
- break;\r
- case 8:\r
- ColorMapNum = 256;\r
- break;\r
- default:\r
- ColorMapNum = 0;\r
- break;\r
- }\r
- if (BmpHeader->ImageOffset - sizeof (BMP_IMAGE_HEADER) != sizeof (BMP_COLOR_MAP) * ColorMapNum) {\r
- return EFI_INVALID_PARAMETER;\r
- }\r
- }\r
-\r
- //\r
- // Calculate graphics image data address in the image\r
- //\r
- Image = ((UINT8 *) BmpImage) + BmpHeader->ImageOffset;\r
- ImageHeader = Image;\r
-\r
- BltBufferSize = MultU64x32 ((UINT64) BmpHeader->PixelWidth, BmpHeader->PixelHeight);\r
- //\r
- // Ensure the BltBufferSize * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL) doesn't overflow\r
- //\r
- if (BltBufferSize > DivU64x32 ((UINTN) ~0, sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL), NULL)) {\r
- return EFI_UNSUPPORTED;\r
- }\r
- BltBufferSize = MultU64x32 (BltBufferSize, sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL));\r
-\r
- IsAllocated = FALSE;\r
- if (*GopBlt == NULL) {\r
- *GopBltSize = (UINTN) BltBufferSize;\r
- *GopBlt = EfiLibAllocatePool (*GopBltSize);\r
- IsAllocated = TRUE;\r
- if (*GopBlt == NULL) {\r
- return EFI_OUT_OF_RESOURCES;\r
- }\r
- } else {\r
- if (*GopBltSize < (UINTN) BltBufferSize) {\r
- *GopBltSize = (UINTN) BltBufferSize;\r
- return EFI_BUFFER_TOO_SMALL;\r
- }\r
- }\r
-\r
- *PixelWidth = BmpHeader->PixelWidth;\r
- *PixelHeight = BmpHeader->PixelHeight;\r
-\r
- //\r
- // Convert image from BMP to Blt buffer format\r
- //\r
- BltBuffer = *GopBlt;\r
- for (Height = 0; Height < BmpHeader->PixelHeight; Height++) {\r
- Blt = &BltBuffer[(BmpHeader->PixelHeight - Height - 1) * BmpHeader->PixelWidth];\r
- for (Width = 0; Width < BmpHeader->PixelWidth; Width++, Image++, Blt++) {\r
- switch (BmpHeader->BitPerPixel) {\r
- case 1:\r
- //\r
- // Convert 1bit BMP to 24-bit color\r
- //\r
- for (Index = 0; Index < 8 && Width < BmpHeader->PixelWidth; Index++) {\r
- Blt->Red = BmpColorMap[((*Image) >> (7 - Index)) & 0x1].Red;\r
- Blt->Green = BmpColorMap[((*Image) >> (7 - Index)) & 0x1].Green;\r
- Blt->Blue = BmpColorMap[((*Image) >> (7 - Index)) & 0x1].Blue;\r
- Blt++;\r
- Width++;\r
- }\r
-\r
- Blt --;\r
- Width --;\r
- break;\r
-\r
- case 4:\r
- //\r
- // Convert BMP Palette to 24-bit color\r
- //\r
- Index = (*Image) >> 4;\r
- Blt->Red = BmpColorMap[Index].Red;\r
- Blt->Green = BmpColorMap[Index].Green;\r
- Blt->Blue = BmpColorMap[Index].Blue;\r
- if (Width < (BmpHeader->PixelWidth - 1)) {\r
- Blt++;\r
- Width++;\r
- Index = (*Image) & 0x0f;\r
- Blt->Red = BmpColorMap[Index].Red;\r
- Blt->Green = BmpColorMap[Index].Green;\r
- Blt->Blue = BmpColorMap[Index].Blue;\r
- }\r
- break;\r
-\r
- case 8:\r
- //\r
- // Convert BMP Palette to 24-bit color\r
- //\r
- Blt->Red = BmpColorMap[*Image].Red;\r
- Blt->Green = BmpColorMap[*Image].Green;\r
- Blt->Blue = BmpColorMap[*Image].Blue;\r
- break;\r
-\r
- case 24:\r
- Blt->Blue = *Image++;\r
- Blt->Green = *Image++;\r
- Blt->Red = *Image;\r
- break;\r
-\r
- default:\r
- if (IsAllocated) {\r
- gBS->FreePool (*GopBlt);\r
- *GopBlt = NULL;\r
- }\r
- return EFI_UNSUPPORTED;\r
- break;\r
- };\r
-\r
- }\r
-\r
- ImageIndex = (UINTN) (Image - ImageHeader);\r
- if ((ImageIndex % 4) != 0) {\r
- //\r
- // Bmp Image starts each row on a 32-bit boundary!\r
- //\r
- Image = Image + (4 - (ImageIndex % 4));\r
- }\r
- }\r
-\r
- return EFI_SUCCESS;\r
-}\r
-\r
-\r
-EFI_STATUS\r
-LockKeyboards (\r
- IN CHAR16 *Password\r
- )\r
-/*++\r
-\r
-Routine Description:\r
- Use Console Control Protocol to lock the Console In Spliter virtual handle. \r
- This is the ConInHandle and ConIn handle in the EFI system table. All key\r
- presses will be ignored until the Password is typed in. The only way to\r
- disable the password is to type it in to a ConIn device.\r
-\r
-Arguments:\r
- Password - Password used to lock ConIn device\r
-\r
-\r
-Returns: \r
-\r
- EFI_SUCCESS - ConsoleControl has been flipped to graphics and logo\r
- displayed.\r
- EFI_UNSUPPORTED - Logo not found\r
-\r
---*/\r
-{\r
- EFI_STATUS Status;\r
- EFI_CONSOLE_CONTROL_PROTOCOL *ConsoleControl;\r
-\r
- Status = gBS->LocateProtocol (&gEfiConsoleControlProtocolGuid, NULL, (VOID**)&ConsoleControl);\r
- if (EFI_ERROR (Status)) {\r
- return EFI_UNSUPPORTED;\r
- }\r
-\r
- Status = ConsoleControl->LockStdIn (ConsoleControl, Password);\r
- return Status;\r
-}\r
-\r
-EFI_STATUS\r
-EnableQuietBoot (\r
- IN EFI_GUID *LogoFile\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- Use Console Control to turn off UGA based Simple Text Out consoles from going\r
- to the UGA device. Put up LogoFile on every UGA device that is a console\r
-\r
-Arguments:\r
-\r
- LogoFile - File name of logo to display on the center of the screen.\r
-\r
-\r
-Returns: \r
-\r
- EFI_SUCCESS - ConsoleControl has been flipped to graphics and logo\r
- displayed.\r
- EFI_UNSUPPORTED - Logo not found\r
-\r
---*/\r
-{\r
- return EnableQuietBootEx (LogoFile, NULL);\r
-}\r
-\r
-EFI_STATUS\r
-EnableQuietBootEx (\r
- IN EFI_GUID *LogoFile,\r
- IN EFI_HANDLE ImageHandle\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- Use Console Control to turn off GOP/UGA based Simple Text Out consoles from going\r
- to the GOP/UGA device. Put up LogoFile on every GOP/UGA device that is a console\r
-\r
-Arguments:\r
-\r
- LogoFile - File name of logo to display on the center of the screen.\r
- ImageHandle - The driver image handle of the caller. The parameter is used to\r
- optimize the loading of the logo file so that the FV from which\r
- the driver image is loaded will be tried first.\r
-\r
-\r
-Returns: \r
-\r
- EFI_SUCCESS - ConsoleControl has been flipped to graphics and logo\r
- displayed.\r
- EFI_UNSUPPORTED - Logo not found\r
-\r
---*/\r
-{\r
- EFI_STATUS Status;\r
- EFI_CONSOLE_CONTROL_PROTOCOL *ConsoleControl;\r
- EFI_OEM_BADGING_PROTOCOL *Badging;\r
- UINT32 SizeOfX;\r
- UINT32 SizeOfY;\r
- INTN DestX;\r
- INTN DestY;\r
- UINT8 *ImageData;\r
- UINTN ImageSize;\r
- UINTN BltSize;\r
- UINT32 Instance;\r
- EFI_BADGING_FORMAT Format;\r
- EFI_BADGING_DISPLAY_ATTRIBUTE Attribute;\r
- UINTN CoordinateX;\r
- UINTN CoordinateY;\r
- UINTN Height;\r
- UINTN Width;\r
- EFI_GRAPHICS_OUTPUT_BLT_PIXEL *Blt;\r
- EFI_UGA_DRAW_PROTOCOL *UgaDraw;\r
- UINT32 ColorDepth;\r
- UINT32 RefreshRate;\r
- EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;\r
-\r
- Status = gBS->LocateProtocol (&gEfiConsoleControlProtocolGuid, NULL, (VOID**)&ConsoleControl);\r
- if (EFI_ERROR (Status)) {\r
- return EFI_UNSUPPORTED;\r
- }\r
-\r
- UgaDraw = NULL;\r
- //\r
- // Try to open GOP first\r
- //\r
- Status = gBS->HandleProtocol (gST->ConsoleOutHandle, &gEfiGraphicsOutputProtocolGuid, (VOID**)&GraphicsOutput);\r
- if (EFI_ERROR (Status)) {\r
- GraphicsOutput = NULL;\r
- //\r
- // Open GOP failed, try to open UGA\r
- //\r
- Status = gBS->HandleProtocol (gST->ConsoleOutHandle, &gEfiUgaDrawProtocolGuid, (VOID**)&UgaDraw);\r
- if (EFI_ERROR (Status)) {\r
- return EFI_UNSUPPORTED;\r
- }\r
- }\r
-\r
- Badging = NULL;\r
- Status = gBS->LocateProtocol (&gEfiOEMBadgingProtocolGuid, NULL, (VOID**)&Badging);\r
-\r
- ConsoleControl->SetMode (ConsoleControl, EfiConsoleControlScreenGraphics);\r
-\r
- if (GraphicsOutput != NULL) {\r
- SizeOfX = GraphicsOutput->Mode->Info->HorizontalResolution;\r
- SizeOfY = GraphicsOutput->Mode->Info->VerticalResolution;\r
- } else if (UgaDraw != NULL) {\r
- Status = UgaDraw->GetMode (UgaDraw, &SizeOfX, &SizeOfY, &ColorDepth, &RefreshRate);\r
- if (EFI_ERROR (Status)) {\r
- return EFI_UNSUPPORTED;\r
- }\r
- } else {\r
- return EFI_UNSUPPORTED;\r
- }\r
-\r
- Instance = 0;\r
- while (1) {\r
- ImageData = NULL;\r
- ImageSize = 0;\r
-\r
- if (Badging != NULL) {\r
- Status = Badging->GetImage (\r
- Badging,\r
- &Instance,\r
- &Format,\r
- &ImageData,\r
- &ImageSize,\r
- &Attribute,\r
- &CoordinateX,\r
- &CoordinateY\r
- );\r
- if (EFI_ERROR (Status)) {\r
- return Status;\r
- }\r
-\r
- //\r
- // Currently only support BMP format\r
- //\r
- if (Format != EfiBadgingFormatBMP) {\r
- gBS->FreePool (ImageData);\r
- continue;\r
- }\r
- } else {\r
- Status = GetGraphicsBitMapFromFVEx (ImageHandle, LogoFile, (VOID **) &ImageData, &ImageSize);\r
- if (EFI_ERROR (Status)) {\r
- return EFI_UNSUPPORTED;\r
- }\r
-\r
- CoordinateX = 0;\r
- CoordinateY = 0;\r
- Attribute = EfiBadgingDisplayAttributeCenter;\r
- }\r
-\r
- Blt = NULL;\r
- Status = ConvertBmpToGopBlt (\r
- ImageData,\r
- ImageSize,\r
- (VOID**)&Blt,\r
- &BltSize,\r
- &Height,\r
- &Width\r
- );\r
- if (EFI_ERROR (Status)) {\r
- gBS->FreePool (ImageData);\r
- if (Badging == NULL) {\r
- return Status;\r
- } else {\r
- continue;\r
- }\r
- }\r
-\r
- switch (Attribute) {\r
- case EfiBadgingDisplayAttributeLeftTop:\r
- DestX = CoordinateX;\r
- DestY = CoordinateY;\r
- break;\r
-\r
- case EfiBadgingDisplayAttributeCenterTop:\r
- DestX = (SizeOfX - Width) / 2;\r
- DestY = CoordinateY;\r
- break;\r
-\r
- case EfiBadgingDisplayAttributeRightTop:\r
- DestX = (SizeOfX - Width - CoordinateX);\r
- DestY = CoordinateY;;\r
- break;\r
-\r
- case EfiBadgingDisplayAttributeCenterRight:\r
- DestX = (SizeOfX - Width - CoordinateX);\r
- DestY = (SizeOfY - Height) / 2;\r
- break;\r
-\r
- case EfiBadgingDisplayAttributeRightBottom:\r
- DestX = (SizeOfX - Width - CoordinateX);\r
- DestY = (SizeOfY - Height - CoordinateY);\r
- break;\r
-\r
- case EfiBadgingDisplayAttributeCenterBottom:\r
- DestX = (SizeOfX - Width) / 2;\r
- DestY = (SizeOfY - Height - CoordinateY);\r
- break;\r
-\r
- case EfiBadgingDisplayAttributeLeftBottom:\r
- DestX = CoordinateX;\r
- DestY = (SizeOfY - Height - CoordinateY);\r
- break;\r
-\r
- case EfiBadgingDisplayAttributeCenterLeft:\r
- DestX = CoordinateX;\r
- DestY = (SizeOfY - Height) / 2;\r
- break;\r
-\r
- case EfiBadgingDisplayAttributeCenter:\r
- DestX = (SizeOfX - Width) / 2;\r
- DestY = (SizeOfY - Height) / 2;\r
- break;\r
-\r
- default:\r
- DestX = CoordinateX;\r
- DestY = CoordinateY;\r
- break;\r
- }\r
-\r
- if ((DestX >= 0) && (DestY >= 0)) {\r
- if (GraphicsOutput != NULL) {\r
- Status = GraphicsOutput->Blt (\r
- GraphicsOutput,\r
- Blt,\r
- EfiBltBufferToVideo,\r
- 0,\r
- 0,\r
- (UINTN) DestX,\r
- (UINTN) DestY,\r
- Width,\r
- Height,\r
- Width * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL)\r
- );\r
- } else {\r
- Status = UgaDraw->Blt (\r
- UgaDraw,\r
- (EFI_UGA_PIXEL *) Blt,\r
- EfiUgaBltBufferToVideo,\r
- 0,\r
- 0,\r
- (UINTN) DestX,\r
- (UINTN) DestY,\r
- Width,\r
- Height,\r
- Width * sizeof (EFI_UGA_PIXEL)\r
- );\r
- }\r
- }\r
-\r
- gBS->FreePool (ImageData);\r
- gBS->FreePool (Blt);\r
-\r
- if (Badging == NULL) {\r
- break;\r
- }\r
- }\r
-\r
- return Status;\r
-}\r
-\r
-\r
-EFI_STATUS\r
-DisableQuietBoot (\r
- VOID\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- Use Console Control to turn on GOP/UGA based Simple Text Out consoles. The GOP/UGA \r
- Simple Text Out screens will now be synced up with all non GOP/UGA output devices\r
-\r
-Arguments:\r
-\r
- NONE\r
-\r
-Returns: \r
-\r
- EFI_SUCCESS - GOP/UGA devices are back in text mode and synced up.\r
- EFI_UNSUPPORTED - Logo not found\r
-\r
---*/\r
-{\r
- EFI_STATUS Status;\r
- EFI_CONSOLE_CONTROL_PROTOCOL *ConsoleControl;\r
-\r
- Status = gBS->LocateProtocol (&gEfiConsoleControlProtocolGuid, NULL, (VOID**)&ConsoleControl);\r
- if (EFI_ERROR (Status)) {\r
- return EFI_UNSUPPORTED;\r
- }\r
-\r
- return ConsoleControl->SetMode (ConsoleControl, EfiConsoleControlScreenText);\r
-}\r