EFI_ACPI_5_1_BOOT_GRAPHICS_RESOURCE_TABLE

Boot Graphics Resource Table definition.

Members

Variables

Header
EFI_ACPI_DESCRIPTION_HEADER Header;
Undocumented in source.
ImageAddress
UINT64 ImageAddress;

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

ImageOffsetX
UINT32 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).

ImageOffsetY
UINT32 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).

ImageType
UINT8 ImageType;

1-byte enumerated type field indicating format of the image. 0 = Bitmap 1 - 255 Reserved (for future use)

Status
UINT8 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.

Version
UINT16 Version;

2-bytes (16 bit) version ID. This value must be 1.

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