[Simh] External bus interface

2018-01-18 Thread Lars Brinkhoff
Hello, I wrote a GitHub issue about this, but maybe it's better to bring it up for discussion on the mailing list. So I'll copy the text here: Richard Cornwell's KA10 simulator is getting ready. At MIT, there were PDP-11s connected to the PDP-10 memory and I/O busses. The 11s acted as dedicate

Re: [Simh] External bus interface

2018-01-18 Thread Bob Supnik
iling-edge.com Subject: [Simh] External bus interface Message-ID:<7wtvvjearm@junk.nocrew.org> Content-Type: text/plain Hello, I wrote a GitHub issue about this, but maybe it's better to bring it up for discussion on the mailing list. So I'll copy the text here: Richard Cornwel

Re: [Simh] External bus interface

2018-01-18 Thread Paul Koning
> On Jan 18, 2018, at 5:12 AM, Lars Brinkhoff wrote: > > Hello, > > I wrote a GitHub issue about this, but maybe it's better to bring it up > for discussion on the mailing list. So I'll copy the text here: > > Richard Cornwell's KA10 simulator is getting ready. At MIT, there were > PDP-11s

Re: [Simh] External bus interface

2018-01-18 Thread Hittner, David T [US] (MS)
Ethernet rather than over a physical parallel connection. Dave -Original Message- From: Simh [mailto:simh-boun...@trailing-edge.com] On Behalf Of Bob Supnik Sent: Thursday, January 18, 2018 6:37 AM To: simh@trailing-edge.com Subject: EXT :Re: [Simh] External bus interface Lars, SimH knows

Re: [Simh] External bus interface

2018-01-18 Thread Lars Brinkhoff
Hello, Thanks, that's good to know. It's encouraging that something is underway. Are the machines running inside the same process? I was vaguely thinking about running machines as separate processes, with some communication mechanism between them. Maybe shared memory, maybe something else. It

Re: [Simh] External bus interface

2018-01-18 Thread Mark Pizzolato
On Thursday, January 18, 2018 at 9:27 AM, Lars Brinkoff wrote: > Thanks, that's good to know. It's encouraging that something is underway. > > Are the machines running inside the same process? I was vaguely thinking > about running machines as separate processes, with some communication > mechan

Re: [Simh] External bus interface

2018-01-18 Thread Bob Supnik
Yes, in separate processes. They use shared memory sections to communicate - one as main memory, one as control state. /Bob On 1/18/2018 12:26 PM, Lars Brinkhoff wrote: Hello, Thanks, that's good to know. It's encouraging that something is underway. Are the machines running inside the same