[rescue] needed: u1 NVRAM chip

Patrick Giagnocavo patrick at zill.net
Wed Sep 24 15:04:23 CDT 2008

Bill Bradford wrote:
> On Wed, Sep 24, 2008 at 01:14:12PM -0500, Scott Newell wrote:
>> Wait, why do you need a working battery at all?  Can't you program the 
>> data by hand and reboot the sucker, without power cycling it?
> If the battery is dead or dying, the data won't be retained on a reboot
> (and when the system is moved back to where it belongs).
> I'm not going to that level of hackery to keep a system like this going.
> Bill
Wouldn't the real hackery be to use an expect script, to determine when
the machine has been rebooted (the expect script watches the OBP prompt
and console over serial), then have the expect script program the right
data, then have it continue booting the system?


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