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	EFI_HANDLE alias;	EFI_HANDLE alias;
	struct devsw *dev;	struct devsw *dev;
	int unit;	int unit;
		uint64_t extra;
	};	};

	struct entry *entry;	struct entry *entry;
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	return (NULL);	return (NULL);
	}	}

		void
		efi_handle_update_dev(EFI_HANDLE handle, struct devsw *dev, int unit,
		uint64_t guid)
		{
		int idx;

		for (idx = 0; idx < nentries; idx++) {
		if (entry[idx].handle != handle)
		continue;
		entry[idx].dev = dev;
		entry[idx].unit = unit;
		entry[idx].alias = NULL;
		entry[idx].extra = guid;
		}
		}

	int	int
	efi_handle_lookup(EFI_HANDLE h, struct devsw *dev, int unit)	efi_handle_lookup(EFI_HANDLE h, struct devsw *dev, int unit, uint64_t *extra)
	{	{
	int idx;	int idx;

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	*dev = entry[idx].dev;	*dev = entry[idx].dev;
	if (unit != NULL)	if (unit != NULL)
	*unit = entry[idx].unit;	*unit = entry[idx].unit;
		if (extra != NULL)
		*extra = entry[idx].extra;
	return (0);	return (0);
	}	}
	return (ENOENT);	return (ENOENT);
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