[TUHS] TTY8

Nigel Williams nw at retrocomputingtasmania.com
Sun Nov 26 04:16:37 AEST 2017


On Sun, Nov 26, 2017 at 2:43 AM, Ron Natalie <ron at ronnatalie.com> wrote:
> Every PDP-11 UNIX I ever used had the console KL-11 as /dev/tty8.   The
> question is why.    My guess is that for some reason...

DC-11 was assigned tty[0-7]abcd
DH-11 was tty[f-u]
KL-11/DL-11 was tty8 or console

Weirdly the dc.c driver has space for 14-lines.

What was /dev/ttye used for?

http://man.cat-v.org/unix-6th/4/dc
https://github.com/eunuchs/unix-archive/blob/master/PDP-11/Trees/V6/usr/sys/dmr/dc.c
http://man.cat-v.org/unix-6th/4/kl
http://man.cat-v.org/unix-6th/4/dh


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