iPXE
Data Fields
EFI_ACPI_5_1_BOOT_GRAPHICS_RESOURCE_TABLE Struct Reference

Boot Graphics Resource Table definition. More...

#include <Acpi51.h>

Data Fields

EFI_ACPI_DESCRIPTION_HEADER Header
 
UINT16 Version
 2-bytes (16 bit) version ID. More...
 
UINT8 Status
 1-byte status field indicating current status about the table. More...
 
UINT8 ImageType
 1-byte enumerated type field indicating format of the image. More...
 
UINT64 ImageAddress
 8-byte (64 bit) physical address pointing to the firmware's in-memory copy of the image bitmap. More...
 
UINT32 ImageOffsetX
 A 4-byte (32-bit) unsigned long describing the display X-offset of the boot image. More...
 
UINT32 ImageOffsetY
 A 4-byte (32-bit) unsigned long describing the display Y-offset of the boot image. More...
 

Detailed Description

Boot Graphics Resource Table definition.

Definition at line 1006 of file Acpi51.h.

Field Documentation

◆ Header

EFI_ACPI_DESCRIPTION_HEADER EFI_ACPI_5_1_BOOT_GRAPHICS_RESOURCE_TABLE::Header

Definition at line 1007 of file Acpi51.h.

◆ Version

UINT16 EFI_ACPI_5_1_BOOT_GRAPHICS_RESOURCE_TABLE::Version

2-bytes (16 bit) version ID.

This value must be 1.

Definition at line 1011 of file Acpi51.h.

◆ Status

UINT8 EFI_ACPI_5_1_BOOT_GRAPHICS_RESOURCE_TABLE::Status

1-byte status field indicating current status about the table.

Bits[7:1] = Reserved (must be zero) Bit [0] = Valid. A one indicates the boot image graphic is valid.

Definition at line 1017 of file Acpi51.h.

◆ ImageType

UINT8 EFI_ACPI_5_1_BOOT_GRAPHICS_RESOURCE_TABLE::ImageType

1-byte enumerated type field indicating format of the image.

0 = Bitmap 1 - 255 Reserved (for future use)

Definition at line 1023 of file Acpi51.h.

◆ ImageAddress

UINT64 EFI_ACPI_5_1_BOOT_GRAPHICS_RESOURCE_TABLE::ImageAddress

8-byte (64 bit) physical address pointing to the firmware's in-memory copy of the image bitmap.

Definition at line 1028 of file Acpi51.h.

◆ ImageOffsetX

UINT32 EFI_ACPI_5_1_BOOT_GRAPHICS_RESOURCE_TABLE::ImageOffsetX

A 4-byte (32-bit) unsigned long describing the display X-offset of the boot image.

(X, Y) display offset of the top left corner of the boot image. The top left corner of the display is at offset (0, 0).

Definition at line 1034 of file Acpi51.h.

◆ ImageOffsetY

UINT32 EFI_ACPI_5_1_BOOT_GRAPHICS_RESOURCE_TABLE::ImageOffsetY

A 4-byte (32-bit) unsigned long describing the display Y-offset of the boot image.

(X, Y) display offset of the top left corner of the boot image. The top left corner of the display is at offset (0, 0).

Definition at line 1040 of file Acpi51.h.


The documentation for this struct was generated from the following file: