> On Feb 22, 2018, at 12:09 AM, Chris Hanson via cctalk <cctalk@classiccmp.org> > wrote: > > On Feb 21, 2018, at 11:09 AM, Al Kossow via cctalk <cctalk@classiccmp.org> > wrote: >> >> That is tricky to cleanly and efficiently implement where each component is >> modeled independently and >> glued together with a higher-level framework. > > This is why I wonder if multithreaded emulation might be a reasonable future > approach: Model more components of a system as operating independently as > they produce and react to signals, have them block when not reacting (either > to a clock pulse or a signal), and let the operating system manage scheduling.
This is what some emulators already do: KLH10 (although it does it at the process level with SYS V shared memory) and Hercules. So there are already existence proofs (and those are just two that are publicly available…many others are not publicly available…e.g. under a paid license). TTFN - Guy