A 8x8 FPGA (shown as FASE_ARRAY in teh image) embedded in a SoC, done in 130nm CMOS Technology. The FPGA communicates with the FREE6502 processor with VCI bus, and can be reconfigured any time during the opration.
Details in this DAC 2008 paper: An 8× 8 run-time reconfigurable FPGA embedded in a SoC