I want to make a 1980's comp

I really don't know wether this is do-able but I want to make something like the sun sparc motherboard with all ICs, like this:

**broken link removed**

All I want it to do is sit there on with a little screen running some code but I want to be able to write some stuff in it with a P/S2 keyboard. This is a long shot! Thanks

I have an old 286 board somewhere in the loft, you can have if you like.

Yeh that would be great thanks.