That's exactly what I'm proposing here. Matt
On 11/04/2013 01:30, Kevin Handy wrote: > > Instead of supplying an entire command/response process, you could > just grab characters sent to the port, anf then push the line through > the simh command processer whenever a return was seen. The time > required to process a command should be minimal so the emulation > shouldnt slow down that much, and wouldnt require threads. Do you > really need interactive operation? > > This would be like an automatic ctrl/e, followed by a simh command, > followed by a resume. The commands would come from inside the > simulation, so it wouldnt help if your OS was locked up, but for > changing media you could just copy a simh script to that port. > > Just dont let two people throw stuff at the port at the same time. > > On Apr 10, 2013 5:10 PM, "Matt" <[email protected] > <mailto:[email protected]>> wrote: > > On 10/04/2013 22:07, Hittner, David T (IS) wrote: > > Matt, > > > > How does this serial solution address changing the removable > media when your administrators need to connect to the sim> prompt > from a continent away? > > I would think that the solution really should be network-based > rather than serial. > > > > Dave > > > > > I think there is some confusion here. When I say serial I am referring > to a serial port of the guest system not the host system (for > example a > DZ11). In the Simh ini file you would nominate one of the serial ports > eg dz4 to act as the interface to SCP. When you are then connected to > the guest operating system via whatever means (telnet, TMXR etc) then > you can use a terminal emulator to connect to this serial port. An > example session with a VMS guest would look like this: > > $ SET HOST /DTE TTA4: > > %REM-I-TOQUIT, connection established > > Press Ctrl/\ to quit, Ctrl/@ for command mode > > sim> det rq3 > sim> att rq3 newimage.rx33 > sim>^\ > > %REM-S-END, control returned to node SIMVAX > $ > > This is a similar approach to that proposed by Dell, but does not > require any special software on the guest system other than a terminal > emulator. > > This implementation would not do any checking of what is being > detached/attached, but then neither does the existing SCP. > > Hope this explanation makes sense. > > Matt > _______________________________________________ > Simh mailing list > [email protected] <mailto:[email protected]> > http://mailman.trailing-edge.com/mailman/listinfo/simh >
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