Re: [Simh] Odd Simh networking issue...

2012-04-13 Thread Mike Hebel
On 04/12/2012 12:18 PM, Mark Pizzolato - Info Comm wrote: Hi Mike, On Wednesday, April 11, 2012 at 8:31 PM, Mike Hebel wrote: hobbyist install image. The duplicate packet errors happen on the native Tulip interfaces but if I switch to a PCI card I don't get DUP!s just drops. And it seems

Re: [Simh] cpu idle with NetBSD

2012-04-13 Thread Arpadffy Zoltan
Mark, this is excellent. Thank you very much. Regards, Z From: Mark Pizzolato - Info Comm [m...@infocomm.com] Sent: Friday, April 13, 2012 3:47 AM To: Michael Bloom; simh@trailing-edge.com Subject: Re: [Simh] cpu idle with NetBSD Hi Michael, What I actually

Re: [Simh] PDP-11 RESET instruction disables ^E

2012-04-13 Thread Bob Supnik
A similar problem exists in the PDP8, PDP18B, and potentially the VAX. The problem is a side effect of an attempted optimization around idling. Idling will sleep the CPU only if the queue of IO events has no IO events scheduled for a period of time at least as long as the minimum sleep