[Soekris] reboot issues with net4801 - clerified

Josh Kropf josh at slashdev.ca
Thu Nov 13 03:12:00 UTC 2003


Soren,

Thanks, looks like that fix worked. And I have been unable to replicate the
CPU speed droping to 133 anymore. Even after a soft reboot the CPU speed
stays at 266.

----- Original Message ----- 
From: "Soren Kristensen" <soren at soekris.com>
To: <josh at slashdev.ca>
Cc: <soekris-tech at lists.soekris.com>
Sent: Wednesday, November 12, 2003 1:38 AM
Subject: Re: [Soekris] reboot issues with net4801 - clerified


> Hi Josh & Everybody,
>
> I have been looking into the net4801 reboot issue, and have found the
> problem. If cmos location 0F contain one of the valid restart codes,
> then the reboot hangs. It seems to be the Geode VSA code that look at
> that byte and act on it, as the comBIOS don't use it for anything....
>
> Fix for now is simply to write a 0 to it with the conBIOS monitor command:
>
>  > cmoswrite 0f 0
>
> And then it should be fine after next reset.
>
> Next release of the BIOS will zero that cmos byte at power up.
>
>
> I'm also looking into the 133 Mhz reset issue, I have found out why, but
> don't have a fix yet.
>
>
> Regards,
>
>
> Soren Kristensen
>
>
> Josh Kropf wrote:
> > Sorry,
> >
> > My last post was rather unclear so here goes again :)
> >
> > While performing a reboot from linux or a reboot from the comBIOS the
> > system halts and prints "POST 012345" to the console.
> >
> > If I press the onboard reset button the board restarts however NOW the
CPU
> > only reads half the speed (133). If I allow linux to boot, and I do a
"cat
> > /proc/cpuinfo" this reflects the output from the BIOS and shows the cpu
> > only at 133.
> >
> > Again I update my bios to 1.22 and I had the same problem with the bios
> > that was on it when I purchased it(1.21).
> >
> > Is this sound like a problem with the board itself?
> >
> > Regards,
> > Josh
> > _____________________________________________________________________
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> >
> > .
> >
>
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