Re: booting BeagleBoneGreen

[Manuel Bouyer <bouyer%antioche.eu.org@localhost>]

On Mon, Jan 11, 2016 at 08:41:47PM -0600, John D. Baker wrote:
> [...]
> Cribbing notes from OpenBSD, I set about netbooting the machine.  I
> guessed that the "netbsd-BEAGLEBONE.ub" kernel was the correct one.  It
> seemed that if anything encountered a problem along the way, the machine
> would reset.  I fixed all the things I know I forgot, but the machine
> still doesn't make it to launching 'getty' on the console.  It seems
> that something is taking too long and the watchdog reset the board before
> it can finish.
> 
> Console dmesg:
> 
> U-Boot SPL 2015.04-00632-g71e9389-dirty (May 06 2015 - 18:32:51)
> 
> 
> U-Boot 2015.04-00632-g71e9389-dirty (May 06 2015 - 18:32:51)
>                                                             
> Website: www.seeed.cc
>                      
>        Watchdog enabled
         ^^^^^^^^^^^^^^^^

> [...]
> Starting virecover.
> Checking for core dump...
> savecore: no core dump (no dumpdev)
> Starting local daemons:.
> Updating motd.
> postfix: rebuilding /etc/mail/aliases (missing /etc/mail/aliases.db)
> [board resets]

I guess it could be the watchdog firing up.
You can boot single user and type
wdogctl
to see if NetBSD detects a running watchdog.
You can also try adding
wdogctl=YES wdogctl_flags="-d"
in /etc/rc.conf

-- 
Manuel Bouyer <bouyer%antioche.eu.org@localhost>
     NetBSD: 26 ans d'experience feront toujours la difference
--