Serial console
Daniel Bye
dan at slightlystrange.org
Thu Mar 17 04:27:00 PST 2005
On Thu, Mar 17, 2005 at 02:07:07AM +0100, Emanuel Strobl wrote:
> Am Dienstag, 15. M?rz 2005 12:37 schrieb Daniel Bye:
> [...]
> > The machine boots - you see the BIOS POST, the SATA controller comes up,
> > then you see FreeBSD's boot messages on the console. As soon as the
> > kernel launches, we get the login: prompt and then nothing. So, we know
> > the hardware works; the problem is something I am doing with the kernel
> > config. As I said, this setup is the same as a machine running the same
> > hardware, that is known to be working.
>
> If I understand it correctly you see the kernel probing, any you also see that
> a getty gets started at ttyd0 but you can't type (and see the echo) anything,
> right?
Yes, this is the case. We see the same lack of responsiveness to the
keyboard during the loader, as well; I guess this points to a problem
with the cabling.
> Maybe it's your terminal connection (null-modem I guess).
Sorry - yes, we are using a Cisco console server. And thinking about it
now, I seem to recall that a few months ago we discovered one of the
lines on the octopus was dodgy. I wonder...
> Make sure to measure 0Ohm between pin 1 and 6 (DSR-DCD) on the DTE (computer).
> That's my only guess. Everything elese seems to be fine...
Thanks for the nudge.
Dan
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Daniel Bye
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