i wrote a little dmi dump program that may be of interest, or at least curiosity. contrib quanstro/dmi.
for example, ... ; aux/dmi -t 1 1: type sysinfo 1 len 27 handle 1 mfg ECS product IC890GXM-A version 1.0 serial uuid 00020003000400050006000700080009 waketype powersw (0x6) sku family <nil> it would be great to get feedback and/or corrections. i don't have any laptops, so things like battery info are completely unchecked. - erik