Re: [Simh] load

2020-01-26 Thread Jordi Guillaumes i Pons
Hello. Once upon a time I wanted to write an operating system for the PDP-11 ;) One of the problems I found was precisely that. I wrote this blog entry about how didn’t I tackle the problem http://ancientbits.blogspot.com/2012/07/programming-barebones-pdp11.html?m=1 The utility I wrote

[Simh] UNIX v7 - multi-user with DN or other serial device?

2020-01-26 Thread Tom Perrine
I'm trying to get a V7 system running multi-user to allow telnet in on port . I have this happily working on V6 UNIX, but I keep hitting some snags on building a working v7 kernel. I'm getting a lot of kernel crashes. I'm going to start over from scratch, again, but I would appreciate a

Re: [Simh] Tops-20 4.1 on simh PDP-10: trouble during install

2020-01-26 Thread Quentin North
Hi Tom I have TOPS-10 monitor 7.04 running quite happily on simh. One of things I found was that set cpu idle may not always be ok, but is fine when you have a working o/s. Also I set cpu tops10 - I’m not sure what this does but it means it works. Here is my tops 10 startup script: set cpu

Re: [Simh] MIT MTC Docs

2020-01-26 Thread dott.piergiorgio
On 02/01/20 13:16, Al Kossow wrote: I will be putting a few of the Whirlwind magnetic tape images up on bitsavers later today. I've identified four which appear to be for the "Comprehensive System" used for non-military programming on tape drive 0. There is a utility program on drum band 11,

Re: [Simh] MIT MTC Docs

2020-01-26 Thread dott.piergiorgio
On 01/01/20 17:24, Al Kossow wrote: WW went through a couple of rebuilds, 1953/4 was the big one where they added the core memory and a lot of I/O devices. it's a spec whose alone put WW into SIMH's (and its CLI and scripting configurator) forte. Best regards from Italy, dott. Piergiorgio.