diff options
Diffstat (limited to 'src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/GraphicsOutput.h')
| -rw-r--r-- | src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/GraphicsOutput.h | 276 |
1 files changed, 276 insertions, 0 deletions
diff --git a/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/GraphicsOutput.h b/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/GraphicsOutput.h new file mode 100644 index 0000000000..a3432ce1d6 --- /dev/null +++ b/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/GraphicsOutput.h @@ -0,0 +1,276 @@ +/** @file + Graphics Output Protocol from the UEFI 2.0 specification. + + Abstraction of a very simple graphics device. + + Copyright (c) 2006 - 2012, 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. + +**/ + +#ifndef __GRAPHICS_OUTPUT_H__ +#define __GRAPHICS_OUTPUT_H__ + +#define EFI_GRAPHICS_OUTPUT_PROTOCOL_GUID \ + { \ + 0x9042a9de, 0x23dc, 0x4a38, {0x96, 0xfb, 0x7a, 0xde, 0xd0, 0x80, 0x51, 0x6a } \ + } + +typedef struct _EFI_GRAPHICS_OUTPUT_PROTOCOL EFI_GRAPHICS_OUTPUT_PROTOCOL; + +typedef struct { + UINT32 RedMask; + UINT32 GreenMask; + UINT32 BlueMask; + UINT32 ReservedMask; +} EFI_PIXEL_BITMASK; + +typedef enum { + /// + /// A pixel is 32-bits and byte zero represents red, byte one represents green, + /// byte two represents blue, and byte three is reserved. This is the definition + /// for the physical frame buffer. The byte values for the red, green, and blue + /// components represent the color intensity. This color intensity value range + /// from a minimum intensity of 0 to maximum intensity of 255. + /// + PixelRedGreenBlueReserved8BitPerColor, + /// + /// A pixel is 32-bits and byte zero represents blue, byte one represents green, + /// byte two represents red, and byte three is reserved. This is the definition + /// for the physical frame buffer. The byte values for the red, green, and blue + /// components represent the color intensity. This color intensity value range + /// from a minimum intensity of 0 to maximum intensity of 255. + /// + PixelBlueGreenRedReserved8BitPerColor, + /// + /// The Pixel definition of the physical frame buffer. + /// + PixelBitMask, + /// + /// This mode does not support a physical frame buffer. + /// + PixelBltOnly, + /// + /// Valid EFI_GRAPHICS_PIXEL_FORMAT enum values are less than this value. + /// + PixelFormatMax +} EFI_GRAPHICS_PIXEL_FORMAT; + +typedef struct { + /// + /// The version of this data structure. A value of zero represents the + /// EFI_GRAPHICS_OUTPUT_MODE_INFORMATION structure as defined in this specification. + /// + UINT32 Version; + /// + /// The size of video screen in pixels in the X dimension. + /// + UINT32 HorizontalResolution; + /// + /// The size of video screen in pixels in the Y dimension. + /// + UINT32 VerticalResolution; + /// + /// Enumeration that defines the physical format of the pixel. A value of PixelBltOnly + /// implies that a linear frame buffer is not available for this mode. + /// + EFI_GRAPHICS_PIXEL_FORMAT PixelFormat; + /// + /// This bit-mask is only valid if PixelFormat is set to PixelPixelBitMask. + /// A bit being set defines what bits are used for what purpose such as Red, Green, Blue, or Reserved. + /// + EFI_PIXEL_BITMASK PixelInformation; + /// + /// Defines the number of pixel elements per video memory line. + /// + UINT32 PixelsPerScanLine; +} EFI_GRAPHICS_OUTPUT_MODE_INFORMATION; + +/** + Returns information for an available graphics mode that the graphics device + and the set of active video output devices supports. + + @param This The EFI_GRAPHICS_OUTPUT_PROTOCOL instance. + @param ModeNumber The mode number to return information on. + @param SizeOfInfo A pointer to the size, in bytes, of the Info buffer. + @param Info A pointer to callee allocated buffer that returns information about ModeNumber. + + @retval EFI_SUCCESS Valid mode information was returned. + @retval EFI_DEVICE_ERROR A hardware error occurred trying to retrieve the video mode. + @retval EFI_INVALID_PARAMETER ModeNumber is not valid. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_GRAPHICS_OUTPUT_PROTOCOL_QUERY_MODE)( + IN EFI_GRAPHICS_OUTPUT_PROTOCOL *This, + IN UINT32 ModeNumber, + OUT UINTN *SizeOfInfo, + OUT EFI_GRAPHICS_OUTPUT_MODE_INFORMATION **Info + ); + +/** + Set the video device into the specified mode and clears the visible portions of + the output display to black. + + @param This The EFI_GRAPHICS_OUTPUT_PROTOCOL instance. + @param ModeNumber Abstraction that defines the current video mode. + + @retval EFI_SUCCESS The graphics mode specified by ModeNumber was selected. + @retval EFI_DEVICE_ERROR The device had an error and could not complete the request. + @retval EFI_UNSUPPORTED ModeNumber is not supported by this device. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_GRAPHICS_OUTPUT_PROTOCOL_SET_MODE)( + IN EFI_GRAPHICS_OUTPUT_PROTOCOL *This, + IN UINT32 ModeNumber + ); + +typedef struct { + UINT8 Blue; + UINT8 Green; + UINT8 Red; + UINT8 Reserved; +} EFI_GRAPHICS_OUTPUT_BLT_PIXEL; + +typedef union { + EFI_GRAPHICS_OUTPUT_BLT_PIXEL Pixel; + UINT32 Raw; +} EFI_GRAPHICS_OUTPUT_BLT_PIXEL_UNION; + +/// +/// actions for BltOperations +/// +typedef enum { + /// + /// Write data from the BltBuffer pixel (0, 0) + /// directly to every pixel of the video display rectangle + /// (DestinationX, DestinationY) (DestinationX + Width, DestinationY + Height). + /// Only one pixel will be used from the BltBuffer. Delta is NOT used. + /// + EfiBltVideoFill, + + /// + /// Read data from the video display rectangle + /// (SourceX, SourceY) (SourceX + Width, SourceY + Height) and place it in + /// the BltBuffer rectangle (DestinationX, DestinationY ) + /// (DestinationX + Width, DestinationY + Height). If DestinationX or + /// DestinationY is not zero then Delta must be set to the length in bytes + /// of a row in the BltBuffer. + /// + EfiBltVideoToBltBuffer, + + /// + /// Write data from the BltBuffer rectangle + /// (SourceX, SourceY) (SourceX + Width, SourceY + Height) directly to the + /// video display rectangle (DestinationX, DestinationY) + /// (DestinationX + Width, DestinationY + Height). If SourceX or SourceY is + /// not zero then Delta must be set to the length in bytes of a row in the + /// BltBuffer. + /// + EfiBltBufferToVideo, + + /// + /// Copy from the video display rectangle (SourceX, SourceY) + /// (SourceX + Width, SourceY + Height) to the video display rectangle + /// (DestinationX, DestinationY) (DestinationX + Width, DestinationY + Height). + /// The BltBuffer and Delta are not used in this mode. + /// + EfiBltVideoToVideo, + + EfiGraphicsOutputBltOperationMax +} EFI_GRAPHICS_OUTPUT_BLT_OPERATION; + +/** + Blt a rectangle of pixels on the graphics screen. Blt stands for BLock Transfer. + + @param This Protocol instance pointer. + @param BltBuffer The data to transfer to the graphics screen. + Size is at least Width*Height*sizeof(EFI_GRAPHICS_OUTPUT_BLT_PIXEL). + @param BltOperation The operation to perform when copying BltBuffer on to the graphics screen. + @param SourceX The X coordinate of source for the BltOperation. + @param SourceY The Y coordinate of source for the BltOperation. + @param DestinationX The X coordinate of destination for the BltOperation. + @param DestinationY The Y coordinate of destination for the BltOperation. + @param Width The width of a rectangle in the blt rectangle in pixels. + @param Height The height of a rectangle in the blt rectangle in pixels. + @param Delta Not used for EfiBltVideoFill or the EfiBltVideoToVideo operation. + If a Delta of zero is used, the entire BltBuffer is being operated on. + If a subrectangle of the BltBuffer is being used then Delta + represents the number of bytes in a row of the BltBuffer. + + @retval EFI_SUCCESS BltBuffer was drawn to the graphics screen. + @retval EFI_INVALID_PARAMETER BltOperation is not valid. + @retval EFI_DEVICE_ERROR The device had an error and could not complete the request. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_GRAPHICS_OUTPUT_PROTOCOL_BLT)( + IN EFI_GRAPHICS_OUTPUT_PROTOCOL *This, + IN EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer, OPTIONAL + IN EFI_GRAPHICS_OUTPUT_BLT_OPERATION BltOperation, + IN UINTN SourceX, + IN UINTN SourceY, + IN UINTN DestinationX, + IN UINTN DestinationY, + IN UINTN Width, + IN UINTN Height, + IN UINTN Delta OPTIONAL + ); + +typedef struct { + /// + /// The number of modes supported by QueryMode() and SetMode(). + /// + UINT32 MaxMode; + /// + /// Current Mode of the graphics device. Valid mode numbers are 0 to MaxMode -1. + /// + UINT32 Mode; + /// + /// Pointer to read-only EFI_GRAPHICS_OUTPUT_MODE_INFORMATION data. + /// + EFI_GRAPHICS_OUTPUT_MODE_INFORMATION *Info; + /// + /// Size of Info structure in bytes. + /// + UINTN SizeOfInfo; + /// + /// Base address of graphics linear frame buffer. + /// Offset zero in FrameBufferBase represents the upper left pixel of the display. + /// + EFI_PHYSICAL_ADDRESS FrameBufferBase; + /// + /// Amount of frame buffer needed to support the active mode as defined by + /// PixelsPerScanLine xVerticalResolution x PixelElementSize. + /// + UINTN FrameBufferSize; +} EFI_GRAPHICS_OUTPUT_PROTOCOL_MODE; + +/// +/// Provides a basic abstraction to set video modes and copy pixels to and from +/// the graphics controller's frame buffer. The linear address of the hardware +/// frame buffer is also exposed so software can write directly to the video hardware. +/// +struct _EFI_GRAPHICS_OUTPUT_PROTOCOL { + EFI_GRAPHICS_OUTPUT_PROTOCOL_QUERY_MODE QueryMode; + EFI_GRAPHICS_OUTPUT_PROTOCOL_SET_MODE SetMode; + EFI_GRAPHICS_OUTPUT_PROTOCOL_BLT Blt; + /// + /// Pointer to EFI_GRAPHICS_OUTPUT_PROTOCOL_MODE data. + /// + EFI_GRAPHICS_OUTPUT_PROTOCOL_MODE *Mode; +}; + +extern EFI_GUID gEfiGraphicsOutputProtocolGuid; + +#endif |