> * OpenRISC [3] > 32 bit (these days 64 bit). LGPL. There are a few FPGA based > implementations and some specialist "real silicon" implementations, > AFAIK one on board of ISS. No idea whether one can buy "real > silicon" (at least as mere mortal).
You definitely can. At least in a roundabout way: the Allwinner H3 SoC includes an OpenRISC (alongside 4 ARM cores). Apparently it can clock up to around 400MHz in there (a good bit less than the 4 Core-A7's >1GHz). Stefan