32-bit acorn hardware • Re: Another Bush internet.tv mod thread

so what address space do 4mb machines use for the 5th column?

My understanding is that because the 5th column rom is only 8 bit, it's not directly addressable and is loaded into main RAM at boot time.

Slightly related to your question, the RISC OS 3 memory map looks something like this:

Statistics: Posted by baz4096 — Thu Nov 14, 2024 9:09 am

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