On Jul 7, 2010, at 4:01 PM, C. Scott Ananian wrote: > Since "RTC security" is being discussed again, I'm going to repost two > relevant proposals from "the good old days". First: on making > theft-deterrence a "feature"; then technical details of a $0.16 change > to remove RTC dependence from the theft-deterrence feature. > Unfortunately, the specific circuit changes required are XO-1 > specific; presumably some slightly different version is needed for XO > 1.5, XO 1.75, etc. I vaguely remember wad saying he managed to make > this change in hardware at some point; I don't know if corresponding > software was ever written.
The EEPROM needed for this was included in early XO-1.5 prototypes, but was dropped from production due to the lack of software making use of it. It could be added back to any XO-1.5 SKU for a slight cost increase. Regards, wad _______________________________________________ Devel mailing list Devel@lists.laptop.org http://lists.laptop.org/listinfo/devel