> However, I guess the parts are basically a Magnum 4000.
Great. I have a ACER PICA-61 (MIPS Magnum clone).
>Now I'm trying to find out what kind of operating system I could use
Unfortunately, I can't run ANY OS on this machine.
- Linux for this architecture was broken since early 2.2 kernel...
- The OpenBSD/arc port has been discontinued after the 2.3 release.
- To build a NetBSD/arc I need to install a full NetBSD cross
development on the i386 host.