Subject: Re: serial console on Magnum 4000SC cont'd
To: Mark Abene <firstname.lastname@example.org>
From: David Brownlee <email@example.com>
Date: 09/27/2000 19:49:50
Could you write up an entry for the NetBSD/arc FAQ? :)
-- www.netbsd.org: A pmap for every occasion --
On Fri, 22 Sep 2000, Mark Abene wrote:
> I've regained control of the ship! How I did it will amaze and bewilder...
> I decided to carefully read Microsoft's ARC specification document, paying
> close attention to chapter 5, "System Console". Here they say that the
> escape codes for the arrow keys, etc., are supported not only by ESC+[
> (which loses on the serial console), but also as 0x9b!! Weird? Yes.
> But it works! I was able to send 0x9b+0x42 and successfully scrolled down
> on a serial console and was able to regain control of the environment vars,
> et al. This should hopefully save on major headaches for Magnum owners.
> The best thing to do is either make a simple termcap entry with the modified
> escape codes, or use minicom to bind the function key macros to send these
> much needed escape sequences. Next is trying to figure out how to boot without
> a keyboard, which it insists on at the moment. I'm hoping the J4 jumper has
> something to do with it, as I couldn't find any settings in ARC to fix this
> problem. I'll keep everyone posted...
> Occupational hazard: serial(0) and serial(1) as expressed in ARC are actually
> REVERSED compared to the labelling on the back of the chassis. Be aware...
> In the next few days, I'll play with getting NetBSD up and running...