mirror of https://github.com/acidanthera/audk.git
456 lines
14 KiB
C
456 lines
14 KiB
C
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/** @file
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GopBltLib - Library to perform blt using the UEFI Graphics Output Protocol.
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Copyright (c) 2007 - 2011, 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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**/
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#include "PiDxe.h"
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#include <Protocol/GraphicsOutput.h>
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#include <Library/BaseLib.h>
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#include <Library/BaseMemoryLib.h>
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#include <Library/BltLib.h>
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#include <Library/DebugLib.h>
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#include <Library/MemoryAllocationLib.h>
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#include <Library/UefiBootServicesTableLib.h>
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EFI_GRAPHICS_OUTPUT_PROTOCOL *mGop = NULL;
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/**
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Configure the FrameBufferLib instance
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@param[in] FrameBuffer Pointer to the start of the frame buffer
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@param[in] FrameBufferInfo Describes the frame buffer characteristics
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@retval EFI_INVALID_PARAMETER - Invalid parameter
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@retval EFI_UNSUPPORTED - The BltLib does not support this configuration
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@retval EFI_SUCCESS - Blt operation success
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**/
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EFI_STATUS
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EFIAPI
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BltLibConfigure (
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IN VOID *FrameBuffer,
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IN EFI_GRAPHICS_OUTPUT_MODE_INFORMATION *FrameBufferInfo
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)
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{
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EFI_STATUS Status;
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EFI_HANDLE *HandleBuffer;
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UINTN HandleCount;
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UINTN Index;
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EFI_GRAPHICS_OUTPUT_PROTOCOL *Gop;
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Status = gBS->LocateHandleBuffer (
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ByProtocol,
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&gEfiGraphicsOutputProtocolGuid,
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NULL,
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&HandleCount,
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&HandleBuffer
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);
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if (!EFI_ERROR (Status)) {
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for (Index = 0; Index < HandleCount; Index++) {
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Status = gBS->HandleProtocol (
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HandleBuffer[Index],
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&gEfiGraphicsOutputProtocolGuid,
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(VOID*) &Gop
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);
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if (!EFI_ERROR (Status) &&
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(FrameBuffer == (VOID*)(UINTN) Gop->Mode->FrameBufferBase)) {
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mGop = Gop;
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FreePool (HandleBuffer);
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return EFI_SUCCESS;
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}
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}
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FreePool (HandleBuffer);
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}
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return EFI_UNSUPPORTED;
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}
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/**
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Performs a UEFI Graphics Output Protocol Blt operation.
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@param[in,out] BltBuffer - The data to transfer to screen
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@param[in] BltOperation - The operation to perform
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@param[in] SourceX - The X coordinate of the source for BltOperation
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@param[in] SourceY - The Y coordinate of the source for BltOperation
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@param[in] DestinationX - The X coordinate of the destination for BltOperation
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@param[in] DestinationY - The Y coordinate of the destination for BltOperation
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@param[in] Width - The width of a rectangle in the blt rectangle in pixels
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@param[in] Height - The height of a rectangle in the blt rectangle in pixels
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@param[in] Delta - Not used for EfiBltVideoFill and EfiBltVideoToVideo operation.
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If a Delta of 0 is used, the entire BltBuffer will be operated on.
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If a subrectangle of the BltBuffer is used, then Delta represents
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the number of bytes in a row of the BltBuffer.
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@retval EFI_DEVICE_ERROR - A hardware error occured
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@retval EFI_INVALID_PARAMETER - Invalid parameter passed in
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@retval EFI_SUCCESS - Blt operation success
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**/
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EFI_STATUS
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InternalGopBltCommon (
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IN EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer, OPTIONAL
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IN EFI_GRAPHICS_OUTPUT_BLT_OPERATION BltOperation,
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IN UINTN SourceX,
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IN UINTN SourceY,
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IN UINTN DestinationX,
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IN UINTN DestinationY,
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IN UINTN Width,
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IN UINTN Height,
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IN UINTN Delta
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)
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{
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if (mGop == NULL) {
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return EFI_DEVICE_ERROR;
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}
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return mGop->Blt (
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mGop,
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BltBuffer,
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BltOperation,
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SourceX,
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SourceY,
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DestinationX,
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DestinationY,
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Width,
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Height,
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Delta
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);
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}
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/**
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Performs a UEFI Graphics Output Protocol Blt operation.
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@param[in,out] BltBuffer - The data to transfer to screen
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@param[in] BltOperation - The operation to perform
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@param[in] SourceX - The X coordinate of the source for BltOperation
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@param[in] SourceY - The Y coordinate of the source for BltOperation
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@param[in] DestinationX - The X coordinate of the destination for BltOperation
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@param[in] DestinationY - The Y coordinate of the destination for BltOperation
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@param[in] Width - The width of a rectangle in the blt rectangle in pixels
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@param[in] Height - The height of a rectangle in the blt rectangle in pixels
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@param[in] Delta - Not used for EfiBltVideoFill and EfiBltVideoToVideo operation.
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If a Delta of 0 is used, the entire BltBuffer will be operated on.
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If a subrectangle of the BltBuffer is used, then Delta represents
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the number of bytes in a row of the BltBuffer.
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@retval EFI_DEVICE_ERROR - A hardware error occured
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@retval EFI_INVALID_PARAMETER - Invalid parameter passed in
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@retval EFI_SUCCESS - Blt operation success
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**/
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EFI_STATUS
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EFIAPI
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BltLibGopBlt (
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IN EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer, OPTIONAL
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IN EFI_GRAPHICS_OUTPUT_BLT_OPERATION BltOperation,
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IN UINTN SourceX,
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IN UINTN SourceY,
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IN UINTN DestinationX,
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IN UINTN DestinationY,
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IN UINTN Width,
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IN UINTN Height,
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IN UINTN Delta
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)
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{
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return InternalGopBltCommon (
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BltBuffer,
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BltOperation,
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SourceX,
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SourceY,
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DestinationX,
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DestinationY,
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Width,
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Height,
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Delta
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);
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}
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/**
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Performs a UEFI Graphics Output Protocol Blt Video Fill.
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@param[in] Color Color to fill the region with
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@param[in] DestinationX X location to start fill operation
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@param[in] DestinationY Y location to start fill operation
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@param[in] Width Width (in pixels) to fill
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@param[in] Height Height to fill
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@retval EFI_DEVICE_ERROR - A hardware error occured
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@retval EFI_INVALID_PARAMETER - Invalid parameter passed in
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@retval EFI_SUCCESS - The sizes were returned
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**/
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EFI_STATUS
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EFIAPI
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BltLibVideoFill (
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IN EFI_GRAPHICS_OUTPUT_BLT_PIXEL *Color,
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IN UINTN DestinationX,
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IN UINTN DestinationY,
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IN UINTN Width,
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IN UINTN Height
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)
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{
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return InternalGopBltCommon (
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Color,
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EfiBltVideoFill,
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0,
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0,
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DestinationX,
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DestinationY,
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Width,
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Height,
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0
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);
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}
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/**
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Performs a UEFI Graphics Output Protocol Blt Video to Buffer operation.
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@param[out] BltBuffer Output buffer for pixel color data
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@param[in] SourceX X location within video
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@param[in] SourceY Y location within video
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@param[in] Width Width (in pixels)
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@param[in] Height Height
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@retval EFI_DEVICE_ERROR - A hardware error occured
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@retval EFI_INVALID_PARAMETER - Invalid parameter passed in
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@retval EFI_SUCCESS - The sizes were returned
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**/
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EFI_STATUS
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EFIAPI
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BltLibVideoToBltBuffer (
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OUT EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer,
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IN UINTN SourceX,
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IN UINTN SourceY,
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IN UINTN Width,
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IN UINTN Height
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)
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{
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return InternalGopBltCommon (
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BltBuffer,
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EfiBltVideoToBltBuffer,
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SourceX,
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SourceY,
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0,
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0,
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Width,
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Height,
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0
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);
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}
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/**
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Performs a UEFI Graphics Output Protocol Blt Video to Buffer operation
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with extended parameters.
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@param[out] BltBuffer Output buffer for pixel color data
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@param[in] SourceX X location within video
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@param[in] SourceY Y location within video
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@param[in] DestinationX X location within BltBuffer
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@param[in] DestinationY Y location within BltBuffer
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@param[in] Width Width (in pixels)
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@param[in] Height Height
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@param[in] Delta Number of bytes in a row of BltBuffer
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@retval EFI_DEVICE_ERROR - A hardware error occured
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@retval EFI_INVALID_PARAMETER - Invalid parameter passed in
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@retval EFI_SUCCESS - The sizes were returned
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**/
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EFI_STATUS
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EFIAPI
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BltLibVideoToBltBufferEx (
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OUT EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer,
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IN UINTN SourceX,
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IN UINTN SourceY,
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IN UINTN DestinationX,
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IN UINTN DestinationY,
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IN UINTN Width,
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IN UINTN Height,
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IN UINTN Delta
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)
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{
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return InternalGopBltCommon (
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BltBuffer,
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EfiBltVideoToBltBuffer,
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SourceX,
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SourceY,
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DestinationX,
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DestinationY,
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Width,
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Height,
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Delta
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);
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}
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/**
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Performs a UEFI Graphics Output Protocol Blt Buffer to Video operation.
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@param[in] BltBuffer Output buffer for pixel color data
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@param[in] DestinationX X location within video
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@param[in] DestinationY Y location within video
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@param[in] Width Width (in pixels)
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@param[in] Height Height
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@retval EFI_DEVICE_ERROR - A hardware error occured
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@retval EFI_INVALID_PARAMETER - Invalid parameter passed in
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@retval EFI_SUCCESS - The sizes were returned
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**/
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EFI_STATUS
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EFIAPI
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BltLibBufferToVideo (
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IN EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer,
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IN UINTN DestinationX,
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IN UINTN DestinationY,
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IN UINTN Width,
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IN UINTN Height
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)
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{
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return InternalGopBltCommon (
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BltBuffer,
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EfiBltBufferToVideo,
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0,
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0,
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DestinationX,
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DestinationY,
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Width,
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Height,
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0
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);
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}
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/**
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Performs a UEFI Graphics Output Protocol Blt Buffer to Video operation
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with extended parameters.
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@param[in] BltBuffer Output buffer for pixel color data
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@param[in] SourceX X location within BltBuffer
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@param[in] SourceY Y location within BltBuffer
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@param[in] DestinationX X location within video
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@param[in] DestinationY Y location within video
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@param[in] Width Width (in pixels)
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@param[in] Height Height
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@param[in] Delta Number of bytes in a row of BltBuffer
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@retval EFI_DEVICE_ERROR - A hardware error occured
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@retval EFI_INVALID_PARAMETER - Invalid parameter passed in
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@retval EFI_SUCCESS - The sizes were returned
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**/
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EFI_STATUS
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EFIAPI
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BltLibBufferToVideoEx (
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IN EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer,
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IN UINTN SourceX,
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IN UINTN SourceY,
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IN UINTN DestinationX,
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IN UINTN DestinationY,
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IN UINTN Width,
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IN UINTN Height,
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IN UINTN Delta
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)
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{
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return InternalGopBltCommon (
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BltBuffer,
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EfiBltBufferToVideo,
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SourceX,
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SourceY,
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DestinationX,
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DestinationY,
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Width,
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Height,
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Delta
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);
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}
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/**
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Performs a UEFI Graphics Output Protocol Blt Video to Video operation
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@param[in] SourceX X location within video
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@param[in] SourceY Y location within video
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@param[in] DestinationX X location within video
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@param[in] DestinationY Y location within video
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@param[in] Width Width (in pixels)
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@param[in] Height Height
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@retval EFI_DEVICE_ERROR - A hardware error occured
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|
|
@retval EFI_INVALID_PARAMETER - Invalid parameter passed in
|
||
|
|
@retval EFI_SUCCESS - The sizes were returned
|
||
|
|
|
||
|
|
**/
|
||
|
|
EFI_STATUS
|
||
|
|
EFIAPI
|
||
|
|
BltLibVideoToVideo (
|
||
|
|
IN UINTN SourceX,
|
||
|
|
IN UINTN SourceY,
|
||
|
|
IN UINTN DestinationX,
|
||
|
|
IN UINTN DestinationY,
|
||
|
|
IN UINTN Width,
|
||
|
|
IN UINTN Height
|
||
|
|
)
|
||
|
|
{
|
||
|
|
return InternalGopBltCommon (
|
||
|
|
NULL,
|
||
|
|
EfiBltVideoToVideo,
|
||
|
|
SourceX,
|
||
|
|
SourceY,
|
||
|
|
DestinationX,
|
||
|
|
DestinationY,
|
||
|
|
Width,
|
||
|
|
Height,
|
||
|
|
0
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
Returns the sizes related to the video device
|
||
|
|
|
||
|
|
@param[out] Width Width (in pixels)
|
||
|
|
@param[out] Height Height (in pixels)
|
||
|
|
|
||
|
|
@retval EFI_INVALID_PARAMETER - Invalid parameter passed in
|
||
|
|
@retval EFI_SUCCESS - The sizes were returned
|
||
|
|
|
||
|
|
**/
|
||
|
|
EFI_STATUS
|
||
|
|
EFIAPI
|
||
|
|
BltLibGetSizes (
|
||
|
|
OUT UINTN *Width, OPTIONAL
|
||
|
|
OUT UINTN *Height OPTIONAL
|
||
|
|
)
|
||
|
|
{
|
||
|
|
ASSERT (mGop != NULL);
|
||
|
|
|
||
|
|
if (Width != NULL) {
|
||
|
|
*Width = mGop->Mode->Info->HorizontalResolution;
|
||
|
|
}
|
||
|
|
if (Height != NULL) {
|
||
|
|
*Height = mGop->Mode->Info->VerticalResolution;
|
||
|
|
}
|
||
|
|
|
||
|
|
return EFI_SUCCESS;
|
||
|
|
}
|
||
|
|
|