[OLPC-devel] Secure BIOS on the OLPC
smithbone at gmail.com
Fri Sep 1 17:37:05 EDT 2006
On 9/1/06, Mark J. Foster <mfoster at laptop.org> wrote:
> Richard Smith wrote:
> > I think what we really want here is not cold/warm reboots but rather
> > reset asserted vs non-reset asserted.
> Which reset are you referring to? We've got about ten of them... :-)
"Big red switch" reset. Is there a "power good" signal. Don't have
the schematics handy. Whatever makes the system stay in reset until
the power supplies come up and get stable.
> Well, the CPU reset vector is run fairly often, including, for instance,
> resume. It's not a deterministic path. In fact, we'll have to be
Ugh. That makes it a bit harder.
Richard A. Smith
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