Memory and I/O protection on the 940

[Al Kossow]

On 5/6/16 10:48 AM, Robert Ollerton wrote:
> I've always wanted to know more about the SDS 940 project since its a
> relative to my SDS Sigma 9.   If you know of any of the papers on the
> hardware, and OS they created I'd appreciate some pointers to where I could
> read them.  Thanks!
> 

http://bitsavers.org/pdf/sds/9xx/940
http://bitsavers.org/pdf/tymshare/SDS_940/

and their 'second system'
http://bitsavers.org/pdf/bcc/

there is a mostly working simulation in SIMH, but it hasn't been released yet