Sets the background and foreground colors for the OutputString () and
ClearScreen () functions.
@param This The protocol instance pointer.
@param Attribute The attribute to set. Bits 0..3 are the foreground color, and
bits 4..6 are the background color. All other bits are undefined
and must be zero. The valid Attributes are defined in this file.
@retval EFI_SUCCESS The attribute was set.
@retval EFI_DEVICE_ERROR The device had an error and could not complete the request.
@retval EFI_UNSUPPORTED The attribute requested is not defined.
Sets the background and foreground colors for the OutputString () and ClearScreen () functions.
@param This The protocol instance pointer. @param Attribute The attribute to set. Bits 0..3 are the foreground color, and bits 4..6 are the background color. All other bits are undefined and must be zero. The valid Attributes are defined in this file.
@retval EFI_SUCCESS The attribute was set. @retval EFI_DEVICE_ERROR The device had an error and could not complete the request. @retval EFI_UNSUPPORTED The attribute requested is not defined.