Toggling in PDP-11 Bootstraps...

From: Aaron Christopher Finney <af-list_at_wfi-inc.com>
Date: Tue Mar 21 19:20:09 2000

On Tue, 21 Mar 2000 healyzh_at_aracnet.com wrote:

> > I should have been a little more specific with my description. I have the
> > peripheral boards sitting around me and am just playing with one at a time
> > for fun. I do have a bootable system already, but I'm just playing with
> > them for the fun/experience...
>
> OK, I'm still a little confused. Do you have Boot ROMs in the system,
> or even when it's put together in the 'bootable order', do you still
> have to type in the bootstrap? > I double checked to make sure that
> they had unique CSR > assignments...besides the SLU, will the system
> expect any of the > peripherals to have standard addresses/vectors?

No, with the bootroms installed I can boot from the * prompt (ex: * DY
[enter]. I was just playing with it with cpu/mem/slu/peripheral cards
only.

>
> The bootstrap expects to be seeing the controller at a specific address.
> I believe a MSCP disk should be at 1772150 for the first controller (I'm not
> at home, so this is from memory, and my memory stinks).
>
>
> > I'll try to push the bootstrap via serial tonight, though I'm using a WYSE
> > 60 and it's pretty easy to type it out.
>
> I've typed the TMSCP bootstrap a few to many times for my taste. Though now
> I have a board in the system that included TMSCP support. This is the only
> reason I'd use a PC as a console.

I'll check at home; I think I have the adress for the first MSCP
controller somewhere myself...let me check that one when I get home.

> > Side note: does anyone know how to send a plain LF with a WYSE 60, without
> > changing the personality to a different terminal? My setup cycles through
> > like this for assigning the Enter key: CR...CRLF...CR...TAB...I got around
> > it last night by switching personalities to one of the DG modes.
>
> I'm afraid I don't. My personal recommendation is get a DEC terminal, but
> then I've got anywhere from a dislike to downright hatred for non-DEC
> terminals.
Received on Tue Mar 21 2000 - 19:20:09 GMT