76474b5766
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@2898 6f19259b-4bc3-4df7-8a09-765794883524
186 lines
4.6 KiB
C
186 lines
4.6 KiB
C
/*++
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Copyright (c) 2006, Intel Corporation
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All rights reserved. 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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Module Name:
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GraphicsLib.h
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Abstract:
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--*/
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#ifndef _EFI_GRAPHICS_LIB_H_
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#define _EFI_GRAPHICS_LIB_H_
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EFI_STATUS
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GetGraphicsBitMapFromFV (
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IN EFI_GUID *FileNameGuid,
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OUT VOID **Image,
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OUT UINTN *ImageSize
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)
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/*++
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Routine Description:
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Return the graphics image file named FileNameGuid into Image and return it's
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size in ImageSize. All Firmware Volumes (FV) in the system are searched for the
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file name.
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Arguments:
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FileNameGuid - File Name of graphics file in the FV(s).
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Image - Pointer to pointer to return graphics image. If NULL, a
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buffer will be allocated.
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ImageSize - Size of the graphics Image in bytes. Zero if no image found.
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Returns:
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EFI_SUCCESS - Image and ImageSize are valid.
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EFI_BUFFER_TOO_SMALL - Image not big enough. ImageSize has required size
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EFI_NOT_FOUND - FileNameGuid not found
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--*/
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;
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EFI_STATUS
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ConvertBmpToUgaBlt (
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IN VOID *BmpImage,
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IN UINTN BmpImageSize,
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IN OUT VOID **UgaBlt,
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IN OUT UINTN *UgaBltSize,
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OUT UINTN *PixelHeight,
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OUT UINTN *PixelWidth
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)
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/*++
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Routine Description:
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Convert a *.BMP graphics image to a UGA blt buffer. If a NULL UgaBlt buffer
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is passed in a UgaBlt buffer will be allocated by this routine. If a UgaBlt
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buffer is passed in it will be used if it is big enough.
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Arguments:
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BmpImage - Pointer to BMP file
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BmpImageSize - Number of bytes in BmpImage
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UgaBlt - Buffer containing UGA version of BmpImage.
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UgaBltSize - Size of UgaBlt in bytes.
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PixelHeight - Height of UgaBlt/BmpImage in pixels
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PixelWidth - Width of UgaBlt/BmpImage in pixels
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Returns:
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EFI_SUCCESS - UgaBlt and UgaBltSize are returned.
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EFI_UNSUPPORTED - BmpImage is not a valid *.BMP image
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EFI_BUFFER_TOO_SMALL - The passed in UgaBlt buffer is not big enough.
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UgaBltSize will contain the required size.
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--*/
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;
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EFI_STATUS
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EnableQuietBoot (
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IN EFI_GUID *LogoFile
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)
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/*++
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Routine Description:
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Use Console Control to turn off UGA based Simple Text Out consoles from going
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to the UGA device. Put up LogoFile on every UGA device that is a console
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Arguments:
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LogoFile - File name of logo to display on the center of the screen.
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Returns:
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EFI_SUCCESS - ConsoleControl has been flipped to graphics and logo
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displayed.
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EFI_UNSUPPORTED - Logo not found
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--*/
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;
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EFI_STATUS
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DisableQuietBoot (
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VOID
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)
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/*++
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Routine Description:
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Use Console Control to turn on UGA based Simple Text Out consoles. The UGA
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Simple Text Out screens will now be synced up with all non UGA output devices
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Arguments:
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NONE
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Returns:
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EFI_SUCCESS - UGA devices are back in text mode and synced up.
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EFI_UNSUPPORTED - Logo not found
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--*/
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;
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EFI_STATUS
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LockKeyboards (
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IN CHAR16 *Password
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)
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/*++
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Routine Description:
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Use Console Control Protocol to lock the Console In Spliter virtual handle.
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This is the ConInHandle and ConIn handle in the EFI system table. All key
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presses will be ignored until the Password is typed in. The only way to
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disable the password is to type it in to a ConIn device.
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Arguments:
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Password - Password used to lock ConIn device
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Returns:
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EFI_SUCCESS - ConsoleControl has been flipped to graphics and logo
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displayed.
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EFI_UNSUPPORTED - Logo not found
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--*/
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;
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UINTN
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EFIAPI
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PrintXY (
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IN UINTN X,
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IN UINTN Y,
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IN EFI_GRAPHICS_OUTPUT_BLT_PIXEL *Foreground, OPTIONAL
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IN EFI_GRAPHICS_OUTPUT_BLT_PIXEL *Background, OPTIONAL
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IN CHAR16 *Fmt,
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...
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)
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;
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#endif
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