[TUHS] Early non-Unix filesystems?
dave at horsfall.org
Sun Mar 27 10:48:38 AEST 2016
On Fri, 25 Mar 2016, Johnny Billquist wrote:
> > Some instructions inhibit the "check for interrupts at the end of this
> > instruction" check. I'm most familiar with the 8080 EI instruction,
> > which enabled interrupts after the following instruction (so things
> > like EI;HLT didn't have a window). It seems the PDP-11 SPL behaves
> > the same.
> I don't think it should on the PDP-11, and the documentation do not
> mention any such thing.
It most certainly did, at least on the 11/70 that I used... Do you have
Dave Horsfall DTM (VK2KFU) "Those who don't understand security will suffer."
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