@retval EFI_SUCCESS The data was read correctly from the device.\r
@retval EFI_DEVICE_ERROR The device reported an error while performing the read.\r
@retval EFI_NO_MEDIA There is no media in the device.\r
@retval EFI_SUCCESS The data was read correctly from the device.\r
@retval EFI_DEVICE_ERROR The device reported an error while performing the read.\r
@retval EFI_NO_MEDIA There is no media in the device.\r