use /lib/hwdata for early boot access

http://lists.pld-linux.org/mailman/pipermail/pld-devel-en/2013-January/023401.html
see https://github.com/pld-linux/pciutils/commit/5d206b802d827811d3ca63318235043814aae8f0
also https://github.com/pld-linux/usbutils/commit/aac6f346272d0f54f946ed723d813ec9ee720967