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Here's an update thread on some #CTSS things I did on the train to Brussels. Firstly, I started to label the dependency diagram for the #kernel with my best guess at what each module does. Fortunately
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There are three modules which are very densely connected - two are general utility functions, and one is the interface from userland into various bits of the kernel. I'm going to make a version of the
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Phil
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One thing I haven't got my head around yet is memory management. I previously assumed that there was no support for virtual memory at all, but I'm not sure that's the case - I've now seen a paper which discusses what might be support for it as one of the hardware modifications which were made to the #MIT machines to support #CTSS, but also suggests it wasn't actually used. In any case, presumably memory fragmentation needs to be dealt with somehow. I think I need to either look at how the emulator is implemented or do some experiments.
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#retrocomputing #IBM7094
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